diff options
Diffstat (limited to 'arch')
2274 files changed, 9383 insertions, 14492 deletions
diff --git a/arch/alpha/include/asm/atomic.h b/arch/alpha/include/asm/atomic.h index 150a1c5d6a2c..2144530d1428 100644 --- a/arch/alpha/include/asm/atomic.h +++ b/arch/alpha/include/asm/atomic.h @@ -93,9 +93,9 @@ static inline int atomic_fetch_##op##_relaxed(int i, atomic_t *v) \ } #define ATOMIC64_OP(op, asm_op) \ -static __inline__ void atomic64_##op(long i, atomic64_t * v) \ +static __inline__ void atomic64_##op(s64 i, atomic64_t * v) \ { \ - unsigned long temp; \ + s64 temp; \ __asm__ __volatile__( \ "1: ldq_l %0,%1\n" \ " " #asm_op " %0,%2,%0\n" \ @@ -109,9 +109,9 @@ static __inline__ void atomic64_##op(long i, atomic64_t * v) \ } \ #define ATOMIC64_OP_RETURN(op, asm_op) \ -static __inline__ long atomic64_##op##_return_relaxed(long i, atomic64_t * v) \ +static __inline__ s64 atomic64_##op##_return_relaxed(s64 i, atomic64_t * v) \ { \ - long temp, result; \ + s64 temp, result; \ __asm__ __volatile__( \ "1: ldq_l %0,%1\n" \ " " #asm_op " %0,%3,%2\n" \ @@ -128,9 +128,9 @@ static __inline__ long atomic64_##op##_return_relaxed(long i, atomic64_t * v) \ } #define ATOMIC64_FETCH_OP(op, asm_op) \ -static __inline__ long atomic64_fetch_##op##_relaxed(long i, atomic64_t * v) \ +static __inline__ s64 atomic64_fetch_##op##_relaxed(s64 i, atomic64_t * v) \ { \ - long temp, result; \ + s64 temp, result; \ __asm__ __volatile__( \ "1: ldq_l %2,%1\n" \ " " #asm_op " %2,%3,%0\n" \ @@ -246,9 +246,9 @@ static __inline__ int atomic_fetch_add_unless(atomic_t *v, int a, int u) * Atomically adds @a to @v, so long as it was not @u. * Returns the old value of @v. */ -static __inline__ long atomic64_fetch_add_unless(atomic64_t *v, long a, long u) +static __inline__ s64 atomic64_fetch_add_unless(atomic64_t *v, s64 a, s64 u) { - long c, new, old; + s64 c, new, old; smp_mb(); __asm__ __volatile__( "1: ldq_l %[old],%[mem]\n" @@ -276,9 +276,9 @@ static __inline__ long atomic64_fetch_add_unless(atomic64_t *v, long a, long u) * The function returns the old value of *v minus 1, even if * the atomic variable, v, was not decremented. */ -static inline long atomic64_dec_if_positive(atomic64_t *v) +static inline s64 atomic64_dec_if_positive(atomic64_t *v) { - long old, tmp; + s64 old, tmp; smp_mb(); __asm__ __volatile__( "1: ldq_l %[old],%[mem]\n" diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c index d0dccae53ba9..5f90df30be20 100644 --- a/arch/alpha/kernel/smp.c +++ b/arch/alpha/kernel/smp.c @@ -614,8 +614,7 @@ void smp_imb(void) { /* Must wait other processors to flush their icache before continue. */ - if (on_each_cpu(ipi_imb, NULL, 1)) - printk(KERN_CRIT "smp_imb: timed out\n"); + on_each_cpu(ipi_imb, NULL, 1); } EXPORT_SYMBOL(smp_imb); @@ -630,9 +629,7 @@ flush_tlb_all(void) { /* Although we don't have any data to pass, we do want to synchronize with the other processors. */ - if (on_each_cpu(ipi_flush_tlb_all, NULL, 1)) { - printk(KERN_CRIT "flush_tlb_all: timed out\n"); - } + on_each_cpu(ipi_flush_tlb_all, NULL, 1); } #define asn_locked() (cpu_data[smp_processor_id()].asn_lock) @@ -667,9 +664,7 @@ flush_tlb_mm(struct mm_struct *mm) } } - if (smp_call_function(ipi_flush_tlb_mm, mm, 1)) { - printk(KERN_CRIT "flush_tlb_mm: timed out\n"); - } + smp_call_function(ipi_flush_tlb_mm, mm, 1); preempt_enable(); } @@ -720,9 +715,7 @@ flush_tlb_page(struct vm_area_struct *vma, unsigned long addr) data.mm = mm; data.addr = addr; - if (smp_call_function(ipi_flush_tlb_page, &data, 1)) { - printk(KERN_CRIT "flush_tlb_page: timed out\n"); - } + smp_call_function(ipi_flush_tlb_page, &data, 1); preempt_enable(); } @@ -772,9 +765,7 @@ flush_icache_user_range(struct vm_area_struct *vma, struct page *page, } } - if (smp_call_function(ipi_flush_icache_page, mm, 1)) { - printk(KERN_CRIT "flush_icache_page: timed out\n"); - } + smp_call_function(ipi_flush_icache_page, mm, 1); preempt_enable(); } diff --git a/arch/alpha/oprofile/common.c b/arch/alpha/oprofile/common.c index 310a4ce1dccc..1b1259c7d7d1 100644 --- a/arch/alpha/oprofile/common.c +++ b/arch/alpha/oprofile/common.c @@ -65,7 +65,7 @@ op_axp_setup(void) model->reg_setup(®, ctr, &sys); /* Configure the registers on all cpus. */ - (void)smp_call_function(model->cpu_setup, ®, 1); + smp_call_function(model->cpu_setup, ®, 1); model->cpu_setup(®); return 0; } @@ -86,7 +86,7 @@ op_axp_cpu_start(void *dummy) static int op_axp_start(void) { - (void)smp_call_function(op_axp_cpu_start, NULL, 1); + smp_call_function(op_axp_cpu_start, NULL, 1); op_axp_cpu_start(NULL); return 0; } @@ -101,7 +101,7 @@ op_axp_cpu_stop(void *dummy) static void op_axp_stop(void) { - (void)smp_call_function(op_axp_cpu_stop, NULL, 1); + smp_call_function(op_axp_cpu_stop, NULL, 1); op_axp_cpu_stop(NULL); } diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig index 23e063df5d2c..1c8137e7247b 100644 --- a/arch/arc/Kconfig +++ b/arch/arc/Kconfig @@ -1,10 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) # -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# config ARC def_bool y diff --git a/arch/arc/Makefile b/arch/arc/Makefile index e2b991f75bc5..03a0b19c92cd 100644 --- a/arch/arc/Makefile +++ b/arch/arc/Makefile @@ -1,13 +1,14 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) # -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# KBUILD_DEFCONFIG := nsim_hs_defconfig +ifeq ($(CROSS_COMPILE),) +CROSS_COMPILE := $(call cc-cross-prefix, arc-linux- arceb-linux-) +endif + cflags-y += -fno-common -pipe -fno-builtin -mmedium-calls -D__linux__ cflags-$(CONFIG_ISA_ARCOMPACT) += -mA7 cflags-$(CONFIG_ISA_ARCV2) += -mcpu=hs38 diff --git a/arch/arc/boot/dts/axc001.dtsi b/arch/arc/boot/dts/axc001.dtsi index 37be3bf03ad6..6ec1fcdfc0d7 100644 --- a/arch/arc/boot/dts/axc001.dtsi +++ b/arch/arc/boot/dts/axc001.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arc/boot/dts/axc003.dtsi b/arch/arc/boot/dts/axc003.dtsi index effa37536d7a..ac8e1b463a70 100644 --- a/arch/arc/boot/dts/axc003.dtsi +++ b/arch/arc/boot/dts/axc003.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arc/boot/dts/axc003_idu.dtsi b/arch/arc/boot/dts/axc003_idu.dtsi index e401e59f6180..9da21e7fd246 100644 --- a/arch/arc/boot/dts/axc003_idu.dtsi +++ b/arch/arc/boot/dts/axc003_idu.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014, 2015 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arc/boot/dts/axs101.dts b/arch/arc/boot/dts/axs101.dts index 626b694c7be7..305a7f9658e0 100644 --- a/arch/arc/boot/dts/axs101.dts +++ b/arch/arc/boot/dts/axs101.dts @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com) * * ARC AXS101 S/W development platform - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arc/boot/dts/axs103.dts b/arch/arc/boot/dts/axs103.dts index ec7fb277a067..16ccb7ba7a00 100644 --- a/arch/arc/boot/dts/axs103.dts +++ b/arch/arc/boot/dts/axs103.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arc/boot/dts/axs103_idu.dts b/arch/arc/boot/dts/axs103_idu.dts index 5c843d9b4ac8..46c9136cbf2b 100644 --- a/arch/arc/boot/dts/axs103_idu.dts +++ b/arch/arc/boot/dts/axs103_idu.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arc/boot/dts/axs10x_mb.dtsi b/arch/arc/boot/dts/axs10x_mb.dtsi index 4ead6dc9af2f..08bcfed6b80f 100644 --- a/arch/arc/boot/dts/axs10x_mb.dtsi +++ b/arch/arc/boot/dts/axs10x_mb.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for peripherals on the AXS10x mainboard * * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ / { diff --git a/arch/arc/boot/dts/haps_hs.dts b/arch/arc/boot/dts/haps_hs.dts index 1c1324e84965..1ebfa046492b 100644 --- a/arch/arc/boot/dts/haps_hs.dts +++ b/arch/arc/boot/dts/haps_hs.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016-2014 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arc/boot/dts/haps_hs_idu.dts b/arch/arc/boot/dts/haps_hs_idu.dts index 0c603308aeb3..4d6971cf5f9f 100644 --- a/arch/arc/boot/dts/haps_hs_idu.dts +++ b/arch/arc/boot/dts/haps_hs_idu.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016-2014 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts index acfbed41b020..9a45cb093096 100644 --- a/arch/arc/boot/dts/hsdk.dts +++ b/arch/arc/boot/dts/hsdk.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arc/boot/dts/nsim_700.dts b/arch/arc/boot/dts/nsim_700.dts index ff2f2c70c545..63dbaab1247d 100644 --- a/arch/arc/boot/dts/nsim_700.dts +++ b/arch/arc/boot/dts/nsim_700.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arc/boot/dts/nsim_hs.dts b/arch/arc/boot/dts/nsim_hs.dts index 8e2489b16b0a..851798a5f4e3 100644 --- a/arch/arc/boot/dts/nsim_hs.dts +++ b/arch/arc/boot/dts/nsim_hs.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arc/boot/dts/nsim_hs_idu.dts b/arch/arc/boot/dts/nsim_hs_idu.dts index ed12f494721d..6c559a0bd1f5 100644 --- a/arch/arc/boot/dts/nsim_hs_idu.dts +++ b/arch/arc/boot/dts/nsim_hs_idu.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arc/boot/dts/nsimosci.dts b/arch/arc/boot/dts/nsimosci.dts index 7842e5eb4ab5..fc207c4a4eb2 100644 --- a/arch/arc/boot/dts/nsimosci.dts +++ b/arch/arc/boot/dts/nsimosci.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arc/boot/dts/nsimosci_hs.dts b/arch/arc/boot/dts/nsimosci_hs.dts index b8838cf2b4ec..71f1f8416179 100644 --- a/arch/arc/boot/dts/nsimosci_hs.dts +++ b/arch/arc/boot/dts/nsimosci_hs.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arc/boot/dts/nsimosci_hs_idu.dts b/arch/arc/boot/dts/nsimosci_hs_idu.dts index 72a2c723f1f7..69d794c59d44 100644 --- a/arch/arc/boot/dts/nsimosci_hs_idu.dts +++ b/arch/arc/boot/dts/nsimosci_hs_idu.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arc/boot/dts/skeleton.dtsi b/arch/arc/boot/dts/skeleton.dtsi index 2891cb266cf0..ba86b8036a84 100644 --- a/arch/arc/boot/dts/skeleton.dtsi +++ b/arch/arc/boot/dts/skeleton.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arc/boot/dts/skeleton_hs.dtsi b/arch/arc/boot/dts/skeleton_hs.dtsi index 5e944d3e5b74..8fb49890e8a6 100644 --- a/arch/arc/boot/dts/skeleton_hs.dtsi +++ b/arch/arc/boot/dts/skeleton_hs.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ / { diff --git a/arch/arc/boot/dts/skeleton_hs_idu.dtsi b/arch/arc/boot/dts/skeleton_hs_idu.dtsi index 54b277d7dea0..75f5c9ecb5bf 100644 --- a/arch/arc/boot/dts/skeleton_hs_idu.dtsi +++ b/arch/arc/boot/dts/skeleton_hs_idu.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ / { diff --git a/arch/arc/boot/dts/vdk_axc003.dtsi b/arch/arc/boot/dts/vdk_axc003.dtsi index 84e8766c8ca2..f8be7ba8dad4 100644 --- a/arch/arc/boot/dts/vdk_axc003.dtsi +++ b/arch/arc/boot/dts/vdk_axc003.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013, 2014 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arc/boot/dts/vdk_axc003_idu.dtsi b/arch/arc/boot/dts/vdk_axc003_idu.dtsi index eb7e705e8a27..0afa3e53a4e3 100644 --- a/arch/arc/boot/dts/vdk_axc003_idu.dtsi +++ b/arch/arc/boot/dts/vdk_axc003_idu.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014, 2015 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi index 925d5cc95dbb..cbb179770293 100644 --- a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi +++ b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for peripherals on the AXS10x mainboard (VDK version) * * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ / { diff --git a/arch/arc/boot/dts/vdk_hs38.dts b/arch/arc/boot/dts/vdk_hs38.dts index 3c51103f0cd0..cddea7eaca32 100644 --- a/arch/arc/boot/dts/vdk_hs38.dts +++ b/arch/arc/boot/dts/vdk_hs38.dts @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) * * ARC HS38 Virtual Development Kit (VDK) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arc/boot/dts/vdk_hs38_smp.dts b/arch/arc/boot/dts/vdk_hs38_smp.dts index 6be68001a6f0..f57d1922ee99 100644 --- a/arch/arc/boot/dts/vdk_hs38_smp.dts +++ b/arch/arc/boot/dts/vdk_hs38_smp.dts @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) * * ARC HS38 Virtual Development Kit, SMP version (VDK) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arc/include/asm/arcregs.h b/arch/arc/include/asm/arcregs.h index a7d4be87b2f0..5134f0baf33c 100644 --- a/arch/arc/include/asm/arcregs.h +++ b/arch/arc/include/asm/arcregs.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_ARCREGS_H diff --git a/arch/arc/include/asm/asm-offsets.h b/arch/arc/include/asm/asm-offsets.h index dad18768fe43..32a1d3d518dc 100644 --- a/arch/arc/include/asm/asm-offsets.h +++ b/arch/arc/include/asm/asm-offsets.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <generated/asm-offsets.h> diff --git a/arch/arc/include/asm/atomic.h b/arch/arc/include/asm/atomic.h index 158af079838d..7298ce84762e 100644 --- a/arch/arc/include/asm/atomic.h +++ b/arch/arc/include/asm/atomic.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_ATOMIC_H @@ -324,14 +321,14 @@ ATOMIC_OPS(xor, ^=, CTOP_INST_AXOR_DI_R2_R2_R3) */ typedef struct { - aligned_u64 counter; + s64 __aligned(8) counter; } atomic64_t; #define ATOMIC64_INIT(a) { (a) } -static inline long long atomic64_read(const atomic64_t *v) +static inline s64 atomic64_read(const atomic64_t *v) { - unsigned long long val; + s64 val; __asm__ __volatile__( " ldd %0, [%1] \n" @@ -341,7 +338,7 @@ static inline long long atomic64_read(const atomic64_t *v) return val; } -static inline void atomic64_set(atomic64_t *v, long long a) +static inline void atomic64_set(atomic64_t *v, s64 a) { /* * This could have been a simple assignment in "C" but would need @@ -362,9 +359,9 @@ static inline void atomic64_set(atomic64_t *v, long long a) } #define ATOMIC64_OP(op, op1, op2) \ -static inline void atomic64_##op(long long a, atomic64_t *v) \ +static inline void atomic64_##op(s64 a, atomic64_t *v) \ { \ - unsigned long long val; \ + s64 val; \ \ __asm__ __volatile__( \ "1: \n" \ @@ -375,13 +372,13 @@ static inline void atomic64_##op(long long a, atomic64_t *v) \ " bnz 1b \n" \ : "=&r"(val) \ : "r"(&v->counter), "ir"(a) \ - : "cc"); \ + : "cc"); \ } \ #define ATOMIC64_OP_RETURN(op, op1, op2) \ -static inline long long atomic64_##op##_return(long long a, atomic64_t *v) \ +static inline s64 atomic64_##op##_return(s64 a, atomic64_t *v) \ { \ - unsigned long long val; \ + s64 val; \ \ smp_mb(); \ \ @@ -402,9 +399,9 @@ static inline long long atomic64_##op##_return(long long a, atomic64_t *v) \ } #define ATOMIC64_FETCH_OP(op, op1, op2) \ -static inline long long atomic64_fetch_##op(long long a, atomic64_t *v) \ +static inline s64 atomic64_fetch_##op(s64 a, atomic64_t *v) \ { \ - unsigned long long val, orig; \ + s64 val, orig; \ \ smp_mb(); \ \ @@ -444,10 +441,10 @@ ATOMIC64_OPS(xor, xor, xor) #undef ATOMIC64_OP_RETURN #undef ATOMIC64_OP -static inline long long -atomic64_cmpxchg(atomic64_t *ptr, long long expected, long long new) +static inline s64 +atomic64_cmpxchg(atomic64_t *ptr, s64 expected, s64 new) { - long long prev; + s64 prev; smp_mb(); @@ -467,9 +464,9 @@ atomic64_cmpxchg(atomic64_t *ptr, long long expected, long long new) return prev; } -static inline long long atomic64_xchg(atomic64_t *ptr, long long new) +static inline s64 atomic64_xchg(atomic64_t *ptr, s64 new) { - long long prev; + s64 prev; smp_mb(); @@ -495,9 +492,9 @@ static inline long long atomic64_xchg(atomic64_t *ptr, long long new) * the atomic variable, v, was not decremented. */ -static inline long long atomic64_dec_if_positive(atomic64_t *v) +static inline s64 atomic64_dec_if_positive(atomic64_t *v) { - long long val; + s64 val; smp_mb(); @@ -528,10 +525,9 @@ static inline long long atomic64_dec_if_positive(atomic64_t *v) * Atomically adds @a to @v, if it was not @u. * Returns the old value of @v */ -static inline long long atomic64_fetch_add_unless(atomic64_t *v, long long a, - long long u) +static inline s64 atomic64_fetch_add_unless(atomic64_t *v, s64 a, s64 u) { - long long old, temp; + s64 old, temp; smp_mb(); diff --git a/arch/arc/include/asm/barrier.h b/arch/arc/include/asm/barrier.h index b1e327495c7d..7823811e7cf5 100644 --- a/arch/arc/include/asm/barrier.h +++ b/arch/arc/include/asm/barrier.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_BARRIER_H diff --git a/arch/arc/include/asm/bitops.h b/arch/arc/include/asm/bitops.h index 202b74c339f0..50eb3f64a77c 100644 --- a/arch/arc/include/asm/bitops.h +++ b/arch/arc/include/asm/bitops.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_BITOPS_H diff --git a/arch/arc/include/asm/bug.h b/arch/arc/include/asm/bug.h index 21ec82466d62..0be19fd1a412 100644 --- a/arch/arc/include/asm/bug.h +++ b/arch/arc/include/asm/bug.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_BUG_H diff --git a/arch/arc/include/asm/cache.h b/arch/arc/include/asm/cache.h index 2ad77fb43639..918804c7c1a4 100644 --- a/arch/arc/include/asm/cache.h +++ b/arch/arc/include/asm/cache.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARC_ASM_CACHE_H diff --git a/arch/arc/include/asm/cacheflush.h b/arch/arc/include/asm/cacheflush.h index fc662f49c55a..e201b4b1655a 100644 --- a/arch/arc/include/asm/cacheflush.h +++ b/arch/arc/include/asm/cacheflush.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * vineetg: May 2011: for Non-aliasing VIPT D-cache following can be NOPs * -flush_cache_dup_mm (fork) * -likewise for flush_cache_mm (exit/execve) diff --git a/arch/arc/include/asm/checksum.h b/arch/arc/include/asm/checksum.h index 913eb4aab05b..69debd77cd04 100644 --- a/arch/arc/include/asm/checksum.h +++ b/arch/arc/include/asm/checksum.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Joern Rennecke <joern.rennecke@embecosm.com>: Jan 2012 * -Insn Scheduling improvements to csum core routines. * = csum_fold( ) largely derived from ARM version. diff --git a/arch/arc/include/asm/cmpxchg.h b/arch/arc/include/asm/cmpxchg.h index 3ea4112c8302..c11398160240 100644 --- a/arch/arc/include/asm/cmpxchg.h +++ b/arch/arc/include/asm/cmpxchg.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARC_CMPXCHG_H diff --git a/arch/arc/include/asm/current.h b/arch/arc/include/asm/current.h index c2453ee62801..9b9bdd3e6538 100644 --- a/arch/arc/include/asm/current.h +++ b/arch/arc/include/asm/current.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Vineetg: May 16th, 2008 * - Current macro is now implemented as "global register" r25 */ diff --git a/arch/arc/include/asm/delay.h b/arch/arc/include/asm/delay.h index 03d6bb0f4e13..54db798f0aa0 100644 --- a/arch/arc/include/asm/delay.h +++ b/arch/arc/include/asm/delay.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Delay routines using pre computed loops_per_jiffy value. * * vineetg: Feb 2012 diff --git a/arch/arc/include/asm/disasm.h b/arch/arc/include/asm/disasm.h index f1cce3d059a1..61fb4d7affa7 100644 --- a/arch/arc/include/asm/disasm.h +++ b/arch/arc/include/asm/disasm.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * several functions that help interpret ARC instructions * used for unaligned accesses, kprobes and kgdb * * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARC_DISASM_H__ diff --git a/arch/arc/include/asm/dma.h b/arch/arc/include/asm/dma.h index 01e47a69b034..5b744f4b10a7 100644 --- a/arch/arc/include/asm/dma.h +++ b/arch/arc/include/asm/dma.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef ASM_ARC_DMA_H diff --git a/arch/arc/include/asm/dwarf.h b/arch/arc/include/asm/dwarf.h index bb7bdbc59a44..5f4de05bd4ee 100644 --- a/arch/arc/include/asm/dwarf.h +++ b/arch/arc/include/asm/dwarf.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2016-17 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_DWARF_H diff --git a/arch/arc/include/asm/elf.h b/arch/arc/include/asm/elf.h index 2b80c184c9c8..c77a0e3671ac 100644 --- a/arch/arc/include/asm/elf.h +++ b/arch/arc/include/asm/elf.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARC_ELF_H diff --git a/arch/arc/include/asm/entry-compact.h b/arch/arc/include/asm/entry-compact.h index 29f3988c9424..66ba1bf21d28 100644 --- a/arch/arc/include/asm/entry-compact.h +++ b/arch/arc/include/asm/entry-compact.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Vineetg: March 2009 (Supporting 2 levels of Interrupts) * Stack switching code can no longer reliably rely on the fact that * if we are NOT in user mode, stack is switched to kernel mode. diff --git a/arch/arc/include/asm/entry.h b/arch/arc/include/asm/entry.h index 302b0db8ea2b..fcdd59d77f42 100644 --- a/arch/arc/include/asm/entry.h +++ b/arch/arc/include/asm/entry.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARC_ENTRY_H diff --git a/arch/arc/include/asm/exec.h b/arch/arc/include/asm/exec.h index 28abc6905e07..6134175d96a3 100644 --- a/arch/arc/include/asm/exec.h +++ b/arch/arc/include/asm/exec.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARC_EXEC_H diff --git a/arch/arc/include/asm/futex.h b/arch/arc/include/asm/futex.h index c29c3fae6854..9d0d070e6c22 100644 --- a/arch/arc/include/asm/futex.h +++ b/arch/arc/include/asm/futex.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Vineetg: August 2010: From Android kernel work */ diff --git a/arch/arc/include/asm/highmem.h b/arch/arc/include/asm/highmem.h index b1585c96324a..1af00accb37f 100644 --- a/arch/arc/include/asm/highmem.h +++ b/arch/arc/include/asm/highmem.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2015 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _ASM_HIGHMEM_H diff --git a/arch/arc/include/asm/hugepage.h b/arch/arc/include/asm/hugepage.h index dc8ee011882f..9a74ce71a767 100644 --- a/arch/arc/include/asm/hugepage.h +++ b/arch/arc/include/asm/hugepage.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ diff --git a/arch/arc/include/asm/io.h b/arch/arc/include/asm/io.h index 2f39d9b3886e..72f7929736f8 100644 --- a/arch/arc/include/asm/io.h +++ b/arch/arc/include/asm/io.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_IO_H diff --git a/arch/arc/include/asm/irq.h b/arch/arc/include/asm/irq.h index 0618b1ce707c..0309cb405cfb 100644 --- a/arch/arc/include/asm/irq.h +++ b/arch/arc/include/asm/irq.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARC_IRQ_H diff --git a/arch/arc/include/asm/irqflags-arcv2.h b/arch/arc/include/asm/irqflags-arcv2.h index e66d0339e1d8..fb3c21f1a238 100644 --- a/arch/arc/include/asm/irqflags-arcv2.h +++ b/arch/arc/include/asm/irqflags-arcv2.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_IRQFLAGS_ARCV2_H diff --git a/arch/arc/include/asm/irqflags-compact.h b/arch/arc/include/asm/irqflags-compact.h index fcb80171fc34..7fc73fef5e29 100644 --- a/arch/arc/include/asm/irqflags-compact.h +++ b/arch/arc/include/asm/irqflags-compact.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_IRQFLAGS_ARCOMPACT_H diff --git a/arch/arc/include/asm/irqflags.h b/arch/arc/include/asm/irqflags.h index 59bc6a64f75d..edf201a699d8 100644 --- a/arch/arc/include/asm/irqflags.h +++ b/arch/arc/include/asm/irqflags.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARC_IRQFLAGS_H diff --git a/arch/arc/include/asm/kdebug.h b/arch/arc/include/asm/kdebug.h index 3fbe6c472c0a..f92049d1d33a 100644 --- a/arch/arc/include/asm/kdebug.h +++ b/arch/arc/include/asm/kdebug.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_KDEBUG_H diff --git a/arch/arc/include/asm/kgdb.h b/arch/arc/include/asm/kgdb.h index fea931634136..f9f71b90963f 100644 --- a/arch/arc/include/asm/kgdb.h +++ b/arch/arc/include/asm/kgdb.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * kgdb support for ARC * * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARC_KGDB_H__ diff --git a/arch/arc/include/asm/kmap_types.h b/arch/arc/include/asm/kmap_types.h index f0d7f6acea4e..fecf7851ec32 100644 --- a/arch/arc/include/asm/kmap_types.h +++ b/arch/arc/include/asm/kmap_types.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2015 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _ASM_KMAP_TYPES_H diff --git a/arch/arc/include/asm/kprobes.h b/arch/arc/include/asm/kprobes.h index 2c1b479d5aea..2134721dce44 100644 --- a/arch/arc/include/asm/kprobes.h +++ b/arch/arc/include/asm/kprobes.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ARC_KPROBES_H diff --git a/arch/arc/include/asm/linkage.h b/arch/arc/include/asm/linkage.h index b29f1a9fd6f7..54f5ec5c1759 100644 --- a/arch/arc/include/asm/linkage.h +++ b/arch/arc/include/asm/linkage.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_LINKAGE_H diff --git a/arch/arc/include/asm/mach_desc.h b/arch/arc/include/asm/mach_desc.h index 871f3cb16af9..8ac0e2ac3e70 100644 --- a/arch/arc/include/asm/mach_desc.h +++ b/arch/arc/include/asm/mach_desc.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com) * * based on METAG mach/arch.h (which in turn was based on ARM) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_MACH_DESC_H_ diff --git a/arch/arc/include/asm/mmu.h b/arch/arc/include/asm/mmu.h index efb79fafff1d..98cadf1a09ac 100644 --- a/arch/arc/include/asm/mmu.h +++ b/arch/arc/include/asm/mmu.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_MMU_H diff --git a/arch/arc/include/asm/mmu_context.h b/arch/arc/include/asm/mmu_context.h index 64b5ebae1ae8..035470816be5 100644 --- a/arch/arc/include/asm/mmu_context.h +++ b/arch/arc/include/asm/mmu_context.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * vineetg: May 2011 * -Refactored get_new_mmu_context( ) to only handle live-mm. * retiring-mm handled in other hooks diff --git a/arch/arc/include/asm/mmzone.h b/arch/arc/include/asm/mmzone.h index 8e97136413d9..b86b9d1e54dc 100644 --- a/arch/arc/include/asm/mmzone.h +++ b/arch/arc/include/asm/mmzone.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_MMZONE_H diff --git a/arch/arc/include/asm/module.h b/arch/arc/include/asm/module.h index 567590ea8f6c..48f13a4ace4b 100644 --- a/arch/arc/include/asm/module.h +++ b/arch/arc/include/asm/module.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Amit Bhor, Sameer Dhavale: Codito Technologies 2004 */ diff --git a/arch/arc/include/asm/page.h b/arch/arc/include/asm/page.h index 09ddddf71cc5..0a32e8cfd074 100644 --- a/arch/arc/include/asm/page.h +++ b/arch/arc/include/asm/page.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARC_PAGE_H #define __ASM_ARC_PAGE_H diff --git a/arch/arc/include/asm/pci.h b/arch/arc/include/asm/pci.h index 4ff53c041c64..a6858e111764 100644 --- a/arch/arc/include/asm/pci.h +++ b/arch/arc/include/asm/pci.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2015-2016 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_PCI_H diff --git a/arch/arc/include/asm/perf_event.h b/arch/arc/include/asm/perf_event.h index 9cd7ee4fad39..30b9ae511ea9 100644 --- a/arch/arc/include/asm/perf_event.h +++ b/arch/arc/include/asm/perf_event.h @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Linux performance counter support for ARC * * Copyright (C) 2014-2015 Synopsys, Inc. (www.synopsys.com) * Copyright (C) 2011-2013 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __ASM_PERF_EVENT_H diff --git a/arch/arc/include/asm/pgalloc.h b/arch/arc/include/asm/pgalloc.h index 9c9b5a5ebf2e..9bdb8ed5b0db 100644 --- a/arch/arc/include/asm/pgalloc.h +++ b/arch/arc/include/asm/pgalloc.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * vineetg: June 2011 * -"/proc/meminfo | grep PageTables" kept on increasing * Recently added pgtable dtor was not getting called. diff --git a/arch/arc/include/asm/pgtable.h b/arch/arc/include/asm/pgtable.h index cf4be70d5892..da446180f17b 100644 --- a/arch/arc/include/asm/pgtable.h +++ b/arch/arc/include/asm/pgtable.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * vineetg: May 2011 * -Folded PAGE_PRESENT (used by VM) and PAGE_VALID (used by MMU) into 1. * They are semantically the same although in different contexts diff --git a/arch/arc/include/asm/processor.h b/arch/arc/include/asm/processor.h index 10346d6cf926..706edeaa5583 100644 --- a/arch/arc/include/asm/processor.h +++ b/arch/arc/include/asm/processor.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * vineetg: March 2009 * -Implemented task_pt_regs( ) * diff --git a/arch/arc/include/asm/ptrace.h b/arch/arc/include/asm/ptrace.h index 5a8cb22724a1..ba9854ef39e8 100644 --- a/arch/arc/include/asm/ptrace.h +++ b/arch/arc/include/asm/ptrace.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Amit Bhor, Sameer Dhavale: Codito Technologies 2004 */ #ifndef __ASM_ARC_PTRACE_H diff --git a/arch/arc/include/asm/sections.h b/arch/arc/include/asm/sections.h index 09db952e14bd..860b4fd67a54 100644 --- a/arch/arc/include/asm/sections.h +++ b/arch/arc/include/asm/sections.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_SECTIONS_H diff --git a/arch/arc/include/asm/segment.h b/arch/arc/include/asm/segment.h index da2c45979817..6a2a5be5026d 100644 --- a/arch/arc/include/asm/segment.h +++ b/arch/arc/include/asm/segment.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASMARC_SEGMENT_H diff --git a/arch/arc/include/asm/serial.h b/arch/arc/include/asm/serial.h index 744a6ae15754..83062c8b97ad 100644 --- a/arch/arc/include/asm/serial.h +++ b/arch/arc/include/asm/serial.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_SERIAL_H diff --git a/arch/arc/include/asm/setup.h b/arch/arc/include/asm/setup.h index c568a9df82b1..61a97fe70b86 100644 --- a/arch/arc/include/asm/setup.h +++ b/arch/arc/include/asm/setup.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASMARC_SETUP_H #define __ASMARC_SETUP_H diff --git a/arch/arc/include/asm/shmparam.h b/arch/arc/include/asm/shmparam.h index fffeecc04270..8b0251464ffd 100644 --- a/arch/arc/include/asm/shmparam.h +++ b/arch/arc/include/asm/shmparam.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARC_ASM_SHMPARAM_H diff --git a/arch/arc/include/asm/smp.h b/arch/arc/include/asm/smp.h index 0861007d9ef3..c5de4008d19f 100644 --- a/arch/arc/include/asm/smp.h +++ b/arch/arc/include/asm/smp.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARC_SMP_H diff --git a/arch/arc/include/asm/spinlock.h b/arch/arc/include/asm/spinlock.h index daa914da7968..94bbed88e3fc 100644 --- a/arch/arc/include/asm/spinlock.h +++ b/arch/arc/include/asm/spinlock.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_SPINLOCK_H diff --git a/arch/arc/include/asm/spinlock_types.h b/arch/arc/include/asm/spinlock_types.h index 4e1ef5f650c6..7cd0373998a7 100644 --- a/arch/arc/include/asm/spinlock_types.h +++ b/arch/arc/include/asm/spinlock_types.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_SPINLOCK_TYPES_H diff --git a/arch/arc/include/asm/stacktrace.h b/arch/arc/include/asm/stacktrace.h index b29b6064ea14..4c50fb003df0 100644 --- a/arch/arc/include/asm/stacktrace.h +++ b/arch/arc/include/asm/stacktrace.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) * Copyright (C) 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_STACKTRACE_H diff --git a/arch/arc/include/asm/string.h b/arch/arc/include/asm/string.h index 95822b550a18..3182ea9dcdde 100644 --- a/arch/arc/include/asm/string.h +++ b/arch/arc/include/asm/string.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * vineetg: May 2011 * -We had half-optimised memset/memcpy, got better versions of those * -Added memcmp, strchr, strcpy, strcmp, strlen diff --git a/arch/arc/include/asm/switch_to.h b/arch/arc/include/asm/switch_to.h index f7d07feeea61..77f123385e96 100644 --- a/arch/arc/include/asm/switch_to.h +++ b/arch/arc/include/asm/switch_to.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_SWITCH_TO_H diff --git a/arch/arc/include/asm/syscall.h b/arch/arc/include/asm/syscall.h index 9cac959ca4e8..94529e89dff0 100644 --- a/arch/arc/include/asm/syscall.h +++ b/arch/arc/include/asm/syscall.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_SYSCALL_H diff --git a/arch/arc/include/asm/syscalls.h b/arch/arc/include/asm/syscalls.h index 772b67ca56e7..7ddba13e9b59 100644 --- a/arch/arc/include/asm/syscalls.h +++ b/arch/arc/include/asm/syscalls.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_SYSCALLS_H diff --git a/arch/arc/include/asm/thread_info.h b/arch/arc/include/asm/thread_info.h index c85947bac5e5..f9eef0e8f0b7 100644 --- a/arch/arc/include/asm/thread_info.h +++ b/arch/arc/include/asm/thread_info.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Vineetg: Oct 2009 * No need for ARC specific thread_info allocator (kmalloc/free). This is * anyways one page allocation, thus slab alloc can be short-circuited and diff --git a/arch/arc/include/asm/timex.h b/arch/arc/include/asm/timex.h index 0a82960a75e9..48b3482bc97f 100644 --- a/arch/arc/include/asm/timex.h +++ b/arch/arc/include/asm/timex.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_TIMEX_H diff --git a/arch/arc/include/asm/tlb-mmu1.h b/arch/arc/include/asm/tlb-mmu1.h index 8a1ec96012ae..a3083b36f5f4 100644 --- a/arch/arc/include/asm/tlb-mmu1.h +++ b/arch/arc/include/asm/tlb-mmu1.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_TLB_MMU_V1_H__ diff --git a/arch/arc/include/asm/tlb.h b/arch/arc/include/asm/tlb.h index 90cac97643a4..975b35d3738d 100644 --- a/arch/arc/include/asm/tlb.h +++ b/arch/arc/include/asm/tlb.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_TLB_H diff --git a/arch/arc/include/asm/tlbflush.h b/arch/arc/include/asm/tlbflush.h index f0d42f1e83f5..992a2837a53f 100644 --- a/arch/arc/include/asm/tlbflush.h +++ b/arch/arc/include/asm/tlbflush.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARC_TLBFLUSH__ diff --git a/arch/arc/include/asm/uaccess.h b/arch/arc/include/asm/uaccess.h index 526418543379..ea40ec7f6cae 100644 --- a/arch/arc/include/asm/uaccess.h +++ b/arch/arc/include/asm/uaccess.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * vineetg: June 2010 * -__clear_user( ) called multiple times during elf load was byte loop * converted to do as much word clear as possible. diff --git a/arch/arc/include/asm/unaligned.h b/arch/arc/include/asm/unaligned.h index 6da6b4edaeda..cf5a02382e0e 100644 --- a/arch/arc/include/asm/unaligned.h +++ b/arch/arc/include/asm/unaligned.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_UNALIGNED_H diff --git a/arch/arc/include/asm/unwind.h b/arch/arc/include/asm/unwind.h index c11a25bb8158..e95a20453a17 100644 --- a/arch/arc/include/asm/unwind.h +++ b/arch/arc/include/asm/unwind.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ARC_UNWIND_H diff --git a/arch/arc/kernel/Makefile b/arch/arc/kernel/Makefile index 2dc5f4296d44..de6251132310 100644 --- a/arch/arc/kernel/Makefile +++ b/arch/arc/kernel/Makefile @@ -1,9 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) # -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. # Pass UTS_MACHINE for user_regset definition CFLAGS_ptrace.o += -DUTS_MACHINE='"$(UTS_MACHINE)"' diff --git a/arch/arc/kernel/arc_hostlink.c b/arch/arc/kernel/arc_hostlink.c index 47b2a17cc52a..08c5196efe0a 100644 --- a/arch/arc/kernel/arc_hostlink.c +++ b/arch/arc/kernel/arc_hostlink.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arc_hostlink.c: Pseudo-driver for Metaware provided "hostlink" facility * * Allows Linux userland access to host in absence of any peripherals. * * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/fs.h> /* file_operations */ diff --git a/arch/arc/kernel/arcksyms.c b/arch/arc/kernel/arcksyms.c index 000dd041ab42..8851c0a19e09 100644 --- a/arch/arc/kernel/arcksyms.c +++ b/arch/arc/kernel/arcksyms.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arcksyms.c - Exporting symbols not exportable from their own sources * * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/module.h> diff --git a/arch/arc/kernel/asm-offsets.c b/arch/arc/kernel/asm-offsets.c index ecaf34e9235c..dba116535005 100644 --- a/arch/arc/kernel/asm-offsets.c +++ b/arch/arc/kernel/asm-offsets.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/sched.h> diff --git a/arch/arc/kernel/ctx_sw.c b/arch/arc/kernel/ctx_sw.c index 9e1ae9d41925..e172c3333a84 100644 --- a/arch/arc/kernel/ctx_sw.c +++ b/arch/arc/kernel/ctx_sw.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Vineetg: Aug 2009 * -"C" version of lowest level context switch asm macro called by schedular * gcc doesn't generate the dward CFI info for hand written asm, hence can't diff --git a/arch/arc/kernel/ctx_sw_asm.S b/arch/arc/kernel/ctx_sw_asm.S index 7c1f365ef3d2..02c461484761 100644 --- a/arch/arc/kernel/ctx_sw_asm.S +++ b/arch/arc/kernel/ctx_sw_asm.S @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Vineetg: Aug 2009 * -Moved core context switch macro out of entry.S into this file. * -This is the more "natural" hand written assembler diff --git a/arch/arc/kernel/devtree.c b/arch/arc/kernel/devtree.c index 521ef3521a1c..fa86d13df5ed 100644 --- a/arch/arc/kernel/devtree.c +++ b/arch/arc/kernel/devtree.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com) * * Based on reduced version of METAG - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ diff --git a/arch/arc/kernel/disasm.c b/arch/arc/kernel/disasm.c index 3b7cd4864ba2..d04837d91b40 100644 --- a/arch/arc/kernel/disasm.c +++ b/arch/arc/kernel/disasm.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * several functions that help interpret ARC instructions * used for unaligned accesses, kprobes and kgdb * * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/arch/arc/kernel/entry-arcv2.S b/arch/arc/kernel/entry-arcv2.S index 562089d62d9d..14254b866fdc 100644 --- a/arch/arc/kernel/entry-arcv2.S +++ b/arch/arc/kernel/entry-arcv2.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * ARCv2 ISA based core Low Level Intr/Traps/Exceptions(non-TLB) Handling * * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> /* ARC_{EXTRY,EXIT} */ diff --git a/arch/arc/kernel/entry-compact.S b/arch/arc/kernel/entry-compact.S index f285dbb28066..7fe59880c16b 100644 --- a/arch/arc/kernel/entry-compact.S +++ b/arch/arc/kernel/entry-compact.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Low Level Interrupts/Traps/Exceptions(non-TLB) Handling for ARCompact ISA * * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * vineetg: May 2011 * -Userspace unaligned access emulation * diff --git a/arch/arc/kernel/entry.S b/arch/arc/kernel/entry.S index 85d9ea4a0acc..a2bfacbcfce1 100644 --- a/arch/arc/kernel/entry.S +++ b/arch/arc/kernel/entry.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Common Low Level Interrupts/Traps/Exceptions(non-TLB) Handling for ARC * (included from entry-<isa>.S * * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /*------------------------------------------------------------------ diff --git a/arch/arc/kernel/fpu.c b/arch/arc/kernel/fpu.c index f352e512cbd1..07e22b563fbb 100644 --- a/arch/arc/kernel/fpu.c +++ b/arch/arc/kernel/fpu.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * fpu.c - save/restore of Floating Point Unit Registers on task switch * * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/sched.h> diff --git a/arch/arc/kernel/head.S b/arch/arc/kernel/head.S index 8f6e0447dd17..6f41265f6250 100644 --- a/arch/arc/kernel/head.S +++ b/arch/arc/kernel/head.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * ARC CPU startup Code * * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Vineetg: Dec 2007 * -Check if we are running on Simulator or on real hardware * to skip certain things during boot on simulator diff --git a/arch/arc/kernel/intc-arcv2.c b/arch/arc/kernel/intc-arcv2.c index c0d0124de089..5cda19d0aa91 100644 --- a/arch/arc/kernel/intc-arcv2.c +++ b/arch/arc/kernel/intc-arcv2.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/interrupt.h> diff --git a/arch/arc/kernel/intc-compact.c b/arch/arc/kernel/intc-compact.c index 47b421fa0147..a86641b91e65 100644 --- a/arch/arc/kernel/intc-compact.c +++ b/arch/arc/kernel/intc-compact.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011-12 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/interrupt.h> diff --git a/arch/arc/kernel/irq.c b/arch/arc/kernel/irq.c index 62b185057c04..ef909dd4b40c 100644 --- a/arch/arc/kernel/irq.c +++ b/arch/arc/kernel/irq.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011-12 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/interrupt.h> diff --git a/arch/arc/kernel/kgdb.c b/arch/arc/kernel/kgdb.c index 96bca9963c63..ecfbc42d3a40 100644 --- a/arch/arc/kernel/kgdb.c +++ b/arch/arc/kernel/kgdb.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * kgdb support for ARC * * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kgdb.h> diff --git a/arch/arc/kernel/kprobes.c b/arch/arc/kernel/kprobes.c index df35d4c0b0b8..7d3efe83cba7 100644 --- a/arch/arc/kernel/kprobes.c +++ b/arch/arc/kernel/kprobes.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/arch/arc/kernel/mcip.c b/arch/arc/kernel/mcip.c index 5fe84e481654..18b493dfb3a8 100644 --- a/arch/arc/kernel/mcip.c +++ b/arch/arc/kernel/mcip.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ARC ARConnect (MultiCore IP) support (formerly known as MCIP) * * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/smp.h> diff --git a/arch/arc/kernel/module.c b/arch/arc/kernel/module.c index 3d99a6091332..c90c279047bf 100644 --- a/arch/arc/kernel/module.c +++ b/arch/arc/kernel/module.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arc/kernel/process.c b/arch/arc/kernel/process.c index 641c364fc232..ff321f7df716 100644 --- a/arch/arc/kernel/process.c +++ b/arch/arc/kernel/process.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Amit Bhor, Kanika Nema: Codito Technologies 2004 */ diff --git a/arch/arc/kernel/ptrace.c b/arch/arc/kernel/ptrace.c index 5ee4676f135d..d5f3fcf273b5 100644 --- a/arch/arc/kernel/ptrace.c +++ b/arch/arc/kernel/ptrace.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/ptrace.h> diff --git a/arch/arc/kernel/reset.c b/arch/arc/kernel/reset.c index 2768fa1e39b9..fd6c3eb930ba 100644 --- a/arch/arc/kernel/reset.c +++ b/arch/arc/kernel/reset.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c index a9c88b7e9182..7ee89dc61f6e 100644 --- a/arch/arc/kernel/setup.c +++ b/arch/arc/kernel/setup.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/seq_file.h> diff --git a/arch/arc/kernel/signal.c b/arch/arc/kernel/signal.c index 1bfb7de696bd..b895f889602a 100644 --- a/arch/arc/kernel/signal.c +++ b/arch/arc/kernel/signal.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Signal Handling for ARC * * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * vineetg: Jan 2010 (Restarting of timer related syscalls) * * vineetg: Nov 2009 (Everything needed for TIF_RESTORE_SIGMASK) diff --git a/arch/arc/kernel/smp.c b/arch/arc/kernel/smp.c index 21d86c36692b..eca35e02ce06 100644 --- a/arch/arc/kernel/smp.c +++ b/arch/arc/kernel/smp.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * RajeshwarR: Dec 11, 2007 * -- Added support for Inter Processor Interrupts * diff --git a/arch/arc/kernel/stacktrace.c b/arch/arc/kernel/stacktrace.c index bf40e06f3fb8..1e440bbfa876 100644 --- a/arch/arc/kernel/stacktrace.c +++ b/arch/arc/kernel/stacktrace.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * stacktrace.c : stacktracing APIs needed by rest of kernel * (wrappers over ARC dwarf based unwinder) * * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * vineetg: aug 2009 * -Implemented CONFIG_STACKTRACE APIs, primarily save_stack_trace_tsk( ) * for displaying task's kernel mode call stack in /proc/<pid>/stack diff --git a/arch/arc/kernel/traps.c b/arch/arc/kernel/traps.c index a7fcbc0d3943..e9a5b259f405 100644 --- a/arch/arc/kernel/traps.c +++ b/arch/arc/kernel/traps.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Traps/Non-MMU Exception handling for ARC * * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * vineetg: May 2011 * -user-space unaligned access emulation * diff --git a/arch/arc/kernel/unaligned.c b/arch/arc/kernel/unaligned.c index 5f69c3bd59bb..d63ebd81f1c6 100644 --- a/arch/arc/kernel/unaligned.c +++ b/arch/arc/kernel/unaligned.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011-2012 Synopsys (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * vineetg : May 2011 * -Adapted (from .26 to .35) * -original contribution by Tim.yao@amlogic.com - * */ #include <linux/types.h> diff --git a/arch/arc/kernel/unwind.c b/arch/arc/kernel/unwind.c index 271e9fafa479..182ce67dfe10 100644 --- a/arch/arc/kernel/unwind.c +++ b/arch/arc/kernel/unwind.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * Copyright (C) 2002-2006 Novell, Inc. * Jan Beulich <jbeulich@novell.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * A simple API for unwinding kernel stacks. This is used for * debugging and error reporting purposes. The kernel doesn't need * full-blown stack unwinding with all the bells and whistles, so there diff --git a/arch/arc/kernel/vmlinux.lds.S b/arch/arc/kernel/vmlinux.lds.S index 8fb16bdabdcf..6c693a9d29b6 100644 --- a/arch/arc/kernel/vmlinux.lds.S +++ b/arch/arc/kernel/vmlinux.lds.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm-generic/vmlinux.lds.h> diff --git a/arch/arc/lib/Makefile b/arch/arc/lib/Makefile index f7537b466b23..30158ae69fd4 100644 --- a/arch/arc/lib/Makefile +++ b/arch/arc/lib/Makefile @@ -1,9 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) # -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. lib-y := strchr-700.o strcpy-700.o strlen.o memcmp.o diff --git a/arch/arc/lib/memcmp.S b/arch/arc/lib/memcmp.S index 21a103044b70..d6dc5e9bc49b 100644 --- a/arch/arc/lib/memcmp.S +++ b/arch/arc/lib/memcmp.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arc/lib/memcpy-700.S b/arch/arc/lib/memcpy-700.S index ba0beccdaafd..f2e239e219b2 100644 --- a/arch/arc/lib/memcpy-700.S +++ b/arch/arc/lib/memcpy-700.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arc/lib/memcpy-archs.S b/arch/arc/lib/memcpy-archs.S index ea14b0bf3116..0051a84f60c0 100644 --- a/arch/arc/lib/memcpy-archs.S +++ b/arch/arc/lib/memcpy-archs.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arc/lib/memset-archs.S b/arch/arc/lib/memset-archs.S index b3373f5c88e0..d2e09fece5bc 100644 --- a/arch/arc/lib/memset-archs.S +++ b/arch/arc/lib/memset-archs.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arc/lib/memset.S b/arch/arc/lib/memset.S index cf736f9aa403..9f35960da114 100644 --- a/arch/arc/lib/memset.S +++ b/arch/arc/lib/memset.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arc/lib/strchr-700.S b/arch/arc/lib/strchr-700.S index 2d300daae2ae..d52e2833f9ed 100644 --- a/arch/arc/lib/strchr-700.S +++ b/arch/arc/lib/strchr-700.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* ARC700 has a relatively long pipeline and branch prediction, so we want diff --git a/arch/arc/lib/strcmp-archs.S b/arch/arc/lib/strcmp-archs.S index fae9e82a09eb..7cffb3717440 100644 --- a/arch/arc/lib/strcmp-archs.S +++ b/arch/arc/lib/strcmp-archs.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arc/lib/strcmp.S b/arch/arc/lib/strcmp.S index fb20096e5008..b20c98fb3b23 100644 --- a/arch/arc/lib/strcmp.S +++ b/arch/arc/lib/strcmp.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* This is optimized primarily for the ARC700. diff --git a/arch/arc/lib/strcpy-700.S b/arch/arc/lib/strcpy-700.S index 6a6c1553807d..6e2294d13e2f 100644 --- a/arch/arc/lib/strcpy-700.S +++ b/arch/arc/lib/strcpy-700.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* If dst and src are 4 byte aligned, copy 8 bytes at a time. diff --git a/arch/arc/lib/strlen.S b/arch/arc/lib/strlen.S index 839b44b8d055..dae428ceb87a 100644 --- a/arch/arc/lib/strlen.S +++ b/arch/arc/lib/strlen.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arc/mm/Makefile b/arch/arc/mm/Makefile index 3703a4969349..633a773369ca 100644 --- a/arch/arc/mm/Makefile +++ b/arch/arc/mm/Makefile @@ -1,10 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) # -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# obj-y := extable.o ioremap.o dma.o fault.o init.o obj-y += tlb.o tlbex.o cache.o mmap.o diff --git a/arch/arc/mm/cache.c b/arch/arc/mm/cache.c index 63e6e6504699..a2fbea3ee07c 100644 --- a/arch/arc/mm/cache.c +++ b/arch/arc/mm/cache.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ARC Cache Management * * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arc/mm/dma.c b/arch/arc/mm/dma.c index 1525ac00fd02..0bf1468c35a3 100644 --- a/arch/arc/mm/dma.c +++ b/arch/arc/mm/dma.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/dma-noncoherent.h> diff --git a/arch/arc/mm/extable.c b/arch/arc/mm/extable.c index 72125a34e780..b06b09ddf924 100644 --- a/arch/arc/mm/extable.c +++ b/arch/arc/mm/extable.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Borrowed heavily from MIPS */ diff --git a/arch/arc/mm/fault.c b/arch/arc/mm/fault.c index 6836095251ed..8cca03480bb2 100644 --- a/arch/arc/mm/fault.c +++ b/arch/arc/mm/fault.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Page Fault Handling for ARC (TLB Miss / ProtV) * * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/signal.h> diff --git a/arch/arc/mm/highmem.c b/arch/arc/mm/highmem.c index 11f57e2ced8a..a4856bfaedf3 100644 --- a/arch/arc/mm/highmem.c +++ b/arch/arc/mm/highmem.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/memblock.h> diff --git a/arch/arc/mm/init.c b/arch/arc/mm/init.c index 02b7a3b20d7c..0920c969c466 100644 --- a/arch/arc/mm/init.c +++ b/arch/arc/mm/init.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arc/mm/ioremap.c b/arch/arc/mm/ioremap.c index 9881bd740ccc..fac4adc90204 100644 --- a/arch/arc/mm/ioremap.c +++ b/arch/arc/mm/ioremap.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/vmalloc.h> diff --git a/arch/arc/mm/mmap.c b/arch/arc/mm/mmap.c index 2e13683dfb24..722d26b94307 100644 --- a/arch/arc/mm/mmap.c +++ b/arch/arc/mm/mmap.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ARC700 mmap * * (started from arm version - for VIPT alias handling) * * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/fs.h> diff --git a/arch/arc/mm/tlb.c b/arch/arc/mm/tlb.c index fa18c00b0cfd..10025e199353 100644 --- a/arch/arc/mm/tlb.c +++ b/arch/arc/mm/tlb.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * TLB Management (flush/create/diagnostics) for ARC700 * * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * vineetg: Aug 2011 * -Reintroduce duplicate PD fixup - some customer chips still have the issue * diff --git a/arch/arc/mm/tlbex.S b/arch/arc/mm/tlbex.S index 0e1e47a67c73..471a97bf492d 100644 --- a/arch/arc/mm/tlbex.S +++ b/arch/arc/mm/tlbex.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * TLB Exception Handling for ARC * * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Vineetg: April 2011 : * -MMU v1: moved out legacy code into a seperate file * -MMU v3: PD{0,1} bits layout changed: They don't overlap anymore, diff --git a/arch/arc/oprofile/common.c b/arch/arc/oprofile/common.c index c80fcad4a5a7..86bf5899533b 100644 --- a/arch/arc/oprofile/common.c +++ b/arch/arc/oprofile/common.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Based on orig code from @author John Levon <levon@movementarian.org> */ diff --git a/arch/arc/plat-axs10x/Kconfig b/arch/arc/plat-axs10x/Kconfig index 27b9eb97a6bf..b9652c69d1b9 100644 --- a/arch/arc/plat-axs10x/Kconfig +++ b/arch/arc/plat-axs10x/Kconfig @@ -1,10 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com) # -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# menuconfig ARC_PLAT_AXS10X bool "Synopsys ARC AXS10x Software Development Platforms" diff --git a/arch/arc/plat-axs10x/Makefile b/arch/arc/plat-axs10x/Makefile index d4748f27f86e..cebe5716ee19 100644 --- a/arch/arc/plat-axs10x/Makefile +++ b/arch/arc/plat-axs10x/Makefile @@ -1,9 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com) # -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# obj-$(CONFIG_ARC_PLAT_AXS10X) += axs10x.o diff --git a/arch/arc/plat-hsdk/Kconfig b/arch/arc/plat-hsdk/Kconfig index 23e00216e5a5..ce8101834518 100644 --- a/arch/arc/plat-hsdk/Kconfig +++ b/arch/arc/plat-hsdk/Kconfig @@ -1,9 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0-only # Copyright (C) 2017 Synopsys, Inc. (www.synopsys.com) # -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# menuconfig ARC_SOC_HSDK bool "ARC HS Development Kit SOC" diff --git a/arch/arc/plat-hsdk/Makefile b/arch/arc/plat-hsdk/Makefile index 9a50c511a672..bb2921e82455 100644 --- a/arch/arc/plat-hsdk/Makefile +++ b/arch/arc/plat-hsdk/Makefile @@ -1,9 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Copyright (C) 2017 Synopsys, Inc. (www.synopsys.com) # -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# obj-y := platform.o diff --git a/arch/arc/plat-hsdk/platform.c b/arch/arc/plat-hsdk/platform.c index 2588b842407c..7dd2dd335cf6 100644 --- a/arch/arc/plat-hsdk/platform.c +++ b/arch/arc/plat-hsdk/platform.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ARC HSDK Platform support code * * Copyright (C) 2017 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> @@ -35,8 +32,6 @@ static void __init hsdk_init_per_cpu(unsigned int cpu) #define ARC_PERIPHERAL_BASE 0xf0000000 #define CREG_BASE (ARC_PERIPHERAL_BASE + 0x1000) -#define CREG_PAE (CREG_BASE + 0x180) -#define CREG_PAE_UPDATE (CREG_BASE + 0x194) #define SDIO_BASE (ARC_PERIPHERAL_BASE + 0xA000) #define SDIO_UHS_REG_EXT (SDIO_BASE + 0x108) @@ -102,20 +97,167 @@ static void __init hsdk_enable_gpio_intc_wire(void) iowrite32(GPIO_INT_CONNECTED_MASK, (void __iomem *) GPIO_INTEN); } -static void __init hsdk_init_early(void) +enum hsdk_axi_masters { + M_HS_CORE = 0, + M_HS_RTT, + M_AXI_TUN, + M_HDMI_VIDEO, + M_HDMI_AUDIO, + M_USB_HOST, + M_ETHERNET, + M_SDIO, + M_GPU, + M_DMAC_0, + M_DMAC_1, + M_DVFS +}; + +#define UPDATE_VAL 1 + +/* + * This is modified configuration of AXI bridge. Default settings + * are specified in "Table 111 CREG Address Decoder register reset values". + * + * AXI_M_m_SLV{0|1} - Slave Select register for master 'm'. + * Possible slaves are: + * - 0 => no slave selected + * - 1 => DDR controller port #1 + * - 2 => SRAM controller + * - 3 => AXI tunnel + * - 4 => EBI controller + * - 5 => ROM controller + * - 6 => AXI2APB bridge + * - 7 => DDR controller port #2 + * - 8 => DDR controller port #3 + * - 9 => HS38x4 IOC + * - 10 => HS38x4 DMI + * AXI_M_m_OFFSET{0|1} - Addr Offset register for master 'm' + * + * Please read ARC HS Development IC Specification, section 17.2 for more + * information about apertures configuration. + * + * m master AXI_M_m_SLV0 AXI_M_m_SLV1 AXI_M_m_OFFSET0 AXI_M_m_OFFSET1 + * 0 HS (CBU) 0x11111111 0x63111111 0xFEDCBA98 0x0E543210 + * 1 HS (RTT) 0x77777777 0x77777777 0xFEDCBA98 0x76543210 + * 2 AXI Tunnel 0x88888888 0x88888888 0xFEDCBA98 0x76543210 + * 3 HDMI-VIDEO 0x77777777 0x77777777 0xFEDCBA98 0x76543210 + * 4 HDMI-ADUIO 0x77777777 0x77777777 0xFEDCBA98 0x76543210 + * 5 USB-HOST 0x77777777 0x77999999 0xFEDCBA98 0x76DCBA98 + * 6 ETHERNET 0x77777777 0x77999999 0xFEDCBA98 0x76DCBA98 + * 7 SDIO 0x77777777 0x77999999 0xFEDCBA98 0x76DCBA98 + * 8 GPU 0x77777777 0x77777777 0xFEDCBA98 0x76543210 + * 9 DMAC (port #1) 0x77777777 0x77777777 0xFEDCBA98 0x76543210 + * 10 DMAC (port #2) 0x77777777 0x77777777 0xFEDCBA98 0x76543210 + * 11 DVFS 0x00000000 0x60000000 0x00000000 0x00000000 + */ + +#define CREG_AXI_M_SLV0(m) ((void __iomem *)(CREG_BASE + 0x20 * (m))) +#define CREG_AXI_M_SLV1(m) ((void __iomem *)(CREG_BASE + 0x20 * (m) + 0x04)) +#define CREG_AXI_M_OFT0(m) ((void __iomem *)(CREG_BASE + 0x20 * (m) + 0x08)) +#define CREG_AXI_M_OFT1(m) ((void __iomem *)(CREG_BASE + 0x20 * (m) + 0x0C)) +#define CREG_AXI_M_UPDT(m) ((void __iomem *)(CREG_BASE + 0x20 * (m) + 0x14)) + +#define CREG_AXI_M_HS_CORE_BOOT ((void __iomem *)(CREG_BASE + 0x010)) + +#define CREG_PAE ((void __iomem *)(CREG_BASE + 0x180)) +#define CREG_PAE_UPDT ((void __iomem *)(CREG_BASE + 0x194)) + +static void __init hsdk_init_memory_bridge(void) { + u32 reg; + + /* + * M_HS_CORE has one unique register - BOOT. + * We need to clean boot mirror (BOOT[1:0]) bits in them to avoid first + * aperture to be masked by 'boot mirror'. + */ + reg = readl(CREG_AXI_M_HS_CORE_BOOT) & (~0x3); + writel(reg, CREG_AXI_M_HS_CORE_BOOT); + writel(0x11111111, CREG_AXI_M_SLV0(M_HS_CORE)); + writel(0x63111111, CREG_AXI_M_SLV1(M_HS_CORE)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_HS_CORE)); + writel(0x0E543210, CREG_AXI_M_OFT1(M_HS_CORE)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_HS_CORE)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_HS_RTT)); + writel(0x77777777, CREG_AXI_M_SLV1(M_HS_RTT)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_HS_RTT)); + writel(0x76543210, CREG_AXI_M_OFT1(M_HS_RTT)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_HS_RTT)); + + writel(0x88888888, CREG_AXI_M_SLV0(M_AXI_TUN)); + writel(0x88888888, CREG_AXI_M_SLV1(M_AXI_TUN)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_AXI_TUN)); + writel(0x76543210, CREG_AXI_M_OFT1(M_AXI_TUN)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_AXI_TUN)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_HDMI_VIDEO)); + writel(0x77777777, CREG_AXI_M_SLV1(M_HDMI_VIDEO)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_HDMI_VIDEO)); + writel(0x76543210, CREG_AXI_M_OFT1(M_HDMI_VIDEO)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_HDMI_VIDEO)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_HDMI_AUDIO)); + writel(0x77777777, CREG_AXI_M_SLV1(M_HDMI_AUDIO)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_HDMI_AUDIO)); + writel(0x76543210, CREG_AXI_M_OFT1(M_HDMI_AUDIO)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_HDMI_AUDIO)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_USB_HOST)); + writel(0x77999999, CREG_AXI_M_SLV1(M_USB_HOST)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_USB_HOST)); + writel(0x76DCBA98, CREG_AXI_M_OFT1(M_USB_HOST)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_USB_HOST)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_ETHERNET)); + writel(0x77999999, CREG_AXI_M_SLV1(M_ETHERNET)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_ETHERNET)); + writel(0x76DCBA98, CREG_AXI_M_OFT1(M_ETHERNET)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_ETHERNET)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_SDIO)); + writel(0x77999999, CREG_AXI_M_SLV1(M_SDIO)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_SDIO)); + writel(0x76DCBA98, CREG_AXI_M_OFT1(M_SDIO)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_SDIO)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_GPU)); + writel(0x77777777, CREG_AXI_M_SLV1(M_GPU)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_GPU)); + writel(0x76543210, CREG_AXI_M_OFT1(M_GPU)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_GPU)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_DMAC_0)); + writel(0x77777777, CREG_AXI_M_SLV1(M_DMAC_0)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_DMAC_0)); + writel(0x76543210, CREG_AXI_M_OFT1(M_DMAC_0)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_DMAC_0)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_DMAC_1)); + writel(0x77777777, CREG_AXI_M_SLV1(M_DMAC_1)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_DMAC_1)); + writel(0x76543210, CREG_AXI_M_OFT1(M_DMAC_1)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_DMAC_1)); + + writel(0x00000000, CREG_AXI_M_SLV0(M_DVFS)); + writel(0x60000000, CREG_AXI_M_SLV1(M_DVFS)); + writel(0x00000000, CREG_AXI_M_OFT0(M_DVFS)); + writel(0x00000000, CREG_AXI_M_OFT1(M_DVFS)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_DVFS)); + /* * PAE remapping for DMA clients does not work due to an RTL bug, so * CREG_PAE register must be programmed to all zeroes, otherwise it * will cause problems with DMA to/from peripherals even if PAE40 is * not used. */ + writel(0x00000000, CREG_PAE); + writel(UPDATE_VAL, CREG_PAE_UPDT); +} - /* Default is 1, which means "PAE offset = 4GByte" */ - writel_relaxed(0, (void __iomem *) CREG_PAE); - - /* Really apply settings made above */ - writel(1, (void __iomem *) CREG_PAE_UPDATE); +static void __init hsdk_init_early(void) +{ + hsdk_init_memory_bridge(); /* * Switch SDIO external ciu clock divider from default div-by-8 to diff --git a/arch/arc/plat-sim/Makefile b/arch/arc/plat-sim/Makefile index 00b1a958cec7..ea9389bf8b44 100644 --- a/arch/arc/plat-sim/Makefile +++ b/arch/arc/plat-sim/Makefile @@ -1,9 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Copyright (C) 2011-2012 Synopsys, Inc. (www.synopsys.com) # -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# obj-y := platform.o diff --git a/arch/arc/plat-sim/platform.c b/arch/arc/plat-sim/platform.c index 5cda56b1a2ea..3765dedcd319 100644 --- a/arch/arc/plat-sim/platform.c +++ b/arch/arc/plat-sim/platform.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ARC simulation Platform support code * * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/boot/bootp/init.S b/arch/arm/boot/bootp/init.S index 142927e5f485..5c476bd2b4ce 100644 --- a/arch/arm/boot/bootp/init.S +++ b/arch/arm/boot/bootp/init.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/boot/bootp/init.S * * Copyright (C) 2000-2003 Russell King. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * "Header" file for splitting kernel + initrd. Note that we pass * r0 through to r3 straight through. * diff --git a/arch/arm/boot/compressed/efi-header.S b/arch/arm/boot/compressed/efi-header.S index c94a88ae834d..a5983588f96b 100644 --- a/arch/arm/boot/compressed/efi-header.S +++ b/arch/arm/boot/compressed/efi-header.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013-2017 Linaro Ltd * Authors: Roy Franz <roy.franz@linaro.org> * Ard Biesheuvel <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/pe.h> diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index 7135820f76d4..e59d14679fb0 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/boot/compressed/head.S * * Copyright (C) 1996-2002 Russell King * Copyright (C) 2004 Hyok S. Choi (MPU support) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/boot/compressed/ll_char_wr.S b/arch/arm/boot/compressed/ll_char_wr.S index b1dcdb9f4030..1ec8cb2898b1 100644 --- a/arch/arm/boot/compressed/ll_char_wr.S +++ b/arch/arm/boot/compressed/ll_char_wr.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/ll_char_wr.S * * Copyright (C) 1995, 1996 Russell King. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Speedups & 1bpp code (C) 1996 Philip Blundell & Russell King. * * 10-04-96 RMK Various cleanups & reduced register usage. diff --git a/arch/arm/boot/compressed/vmlinux.lds.S b/arch/arm/boot/compressed/vmlinux.lds.S index 2b963d8e76dd..fc7ed03d8b93 100644 --- a/arch/arm/boot/compressed/vmlinux.lds.S +++ b/arch/arm/boot/compressed/vmlinux.lds.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifdef CONFIG_CPU_ENDIAN_BE8 diff --git a/arch/arm/boot/deflate_xip_data.sh b/arch/arm/boot/deflate_xip_data.sh index b7fa67d2d9e3..40937248cebe 100755 --- a/arch/arm/boot/deflate_xip_data.sh +++ b/arch/arm/boot/deflate_xip_data.sh @@ -1,13 +1,11 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0-only # XIP kernel .data segment compressor # # Created by: Nicolas Pitre, August 2017 # Copyright: (C) 2017 Linaro Limited # -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. # This script locates the start of the .data section in xipImage and # substitutes it with a compressed version. The needed offsets are obtained diff --git a/arch/arm/boot/dts/am335x-baltos-ir2110.dts b/arch/arm/boot/dts/am335x-baltos-ir2110.dts index 2f650a736b44..49e46baf9542 100644 --- a/arch/arm/boot/dts/am335x-baltos-ir2110.dts +++ b/arch/arm/boot/dts/am335x-baltos-ir2110.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/am335x-baltos-ir3220.dts b/arch/arm/boot/dts/am335x-baltos-ir3220.dts index 1ba66d5e21e8..9e88bc2f6465 100644 --- a/arch/arm/boot/dts/am335x-baltos-ir3220.dts +++ b/arch/arm/boot/dts/am335x-baltos-ir3220.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/am335x-baltos-ir5221.dts b/arch/arm/boot/dts/am335x-baltos-ir5221.dts index eed65fc0e8e6..28aa00422951 100644 --- a/arch/arm/boot/dts/am335x-baltos-ir5221.dts +++ b/arch/arm/boot/dts/am335x-baltos-ir5221.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/am335x-baltos-leds.dtsi b/arch/arm/boot/dts/am335x-baltos-leds.dtsi index fe75050c016f..4e11a160d88f 100644 --- a/arch/arm/boot/dts/am335x-baltos-leds.dtsi +++ b/arch/arm/boot/dts/am335x-baltos-leds.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/am335x-baltos.dtsi b/arch/arm/boot/dts/am335x-baltos.dtsi index b572ad1f1377..ed235f263e29 100644 --- a/arch/arm/boot/dts/am335x-baltos.dtsi +++ b/arch/arm/boot/dts/am335x-baltos.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/am335x-base0033.dts b/arch/arm/boot/dts/am335x-base0033.dts index cbd5bd8c57de..89c00ce42c26 100644 --- a/arch/arm/boot/dts/am335x-base0033.dts +++ b/arch/arm/boot/dts/am335x-base0033.dts @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * am335x-base0033.dts - Device Tree file for IGEP AQUILA EXPANSION * * Copyright (C) 2013 ISEE 2007 SL - http://www.isee.biz - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "am335x-igep0033.dtsi" diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi index 42cfc3b37c32..89b4cf2cb7f8 100644 --- a/arch/arm/boot/dts/am335x-bone-common.dtsi +++ b/arch/arm/boot/dts/am335x-bone-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ / { diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts index 6b8493720424..43bfbce41049 100644 --- a/arch/arm/boot/dts/am335x-bone.dts +++ b/arch/arm/boot/dts/am335x-bone.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-boneblack-common.dtsi b/arch/arm/boot/dts/am335x-boneblack-common.dtsi index 283e288b6e42..7ad079861efd 100644 --- a/arch/arm/boot/dts/am335x-boneblack-common.dtsi +++ b/arch/arm/boot/dts/am335x-boneblack-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/display/tda998x.h> diff --git a/arch/arm/boot/dts/am335x-boneblack-wireless.dts b/arch/arm/boot/dts/am335x-boneblack-wireless.dts index 5b275c96fccf..3124d94c0b3c 100644 --- a/arch/arm/boot/dts/am335x-boneblack-wireless.dts +++ b/arch/arm/boot/dts/am335x-boneblack-wireless.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-boneblack.dts b/arch/arm/boot/dts/am335x-boneblack.dts index d154d3133c16..d3928662aed4 100644 --- a/arch/arm/boot/dts/am335x-boneblack.dts +++ b/arch/arm/boot/dts/am335x-boneblack.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-boneblue.dts b/arch/arm/boot/dts/am335x-boneblue.dts index 8d241c856c8d..0257576d5d16 100644 --- a/arch/arm/boot/dts/am335x-boneblue.dts +++ b/arch/arm/boot/dts/am335x-boneblue.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-bonegreen-common.dtsi b/arch/arm/boot/dts/am335x-bonegreen-common.dtsi index 71317e372ec7..7a8826633cef 100644 --- a/arch/arm/boot/dts/am335x-bonegreen-common.dtsi +++ b/arch/arm/boot/dts/am335x-bonegreen-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &ldo3_reg { diff --git a/arch/arm/boot/dts/am335x-bonegreen-wireless.dts b/arch/arm/boot/dts/am335x-bonegreen-wireless.dts index 7db86a9c836a..4092cd193b8a 100644 --- a/arch/arm/boot/dts/am335x-bonegreen-wireless.dts +++ b/arch/arm/boot/dts/am335x-bonegreen-wireless.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-bonegreen.dts b/arch/arm/boot/dts/am335x-bonegreen.dts index a8b4d969ce2a..c12bb0717779 100644 --- a/arch/arm/boot/dts/am335x-bonegreen.dts +++ b/arch/arm/boot/dts/am335x-bonegreen.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-chiliboard.dts b/arch/arm/boot/dts/am335x-chiliboard.dts index 31da68355e57..8cd81dc0cc72 100644 --- a/arch/arm/boot/dts/am335x-chiliboard.dts +++ b/arch/arm/boot/dts/am335x-chiliboard.dts @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Jablotron s.r.o. -- http://www.jablotron.com/ * Author: Rostislav Lisovy <lisovy@jablotron.cz> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; #include "am335x-chilisom.dtsi" diff --git a/arch/arm/boot/dts/am335x-chilisom.dtsi b/arch/arm/boot/dts/am335x-chilisom.dtsi index 8b88bf6dafc4..b31e2f7a4ad9 100644 --- a/arch/arm/boot/dts/am335x-chilisom.dtsi +++ b/arch/arm/boot/dts/am335x-chilisom.dtsi @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Jablotron s.r.o. -- http://www.jablotron.com/ * Author: Rostislav Lisovy <lisovy@jablotron.cz> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "am33xx.dtsi" #include <dt-bindings/interrupt-controller/irq.h> diff --git a/arch/arm/boot/dts/am335x-cm-t335.dts b/arch/arm/boot/dts/am335x-cm-t335.dts index 3b0bb88dfc12..ceecbfd29d2c 100644 --- a/arch/arm/boot/dts/am335x-cm-t335.dts +++ b/arch/arm/boot/dts/am335x-cm-t335.dts @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * am335x-cm-t335.dts - Device Tree file for Compulab CM-T335 * * Copyright (C) 2014 - 2015 CompuLab Ltd. - http://www.compulab.co.il/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts index 55d4392bb7a1..a00145705c9b 100644 --- a/arch/arm/boot/dts/am335x-evm.dts +++ b/arch/arm/boot/dts/am335x-evm.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts index 8fc8056db94f..e28a5b82fdf3 100644 --- a/arch/arm/boot/dts/am335x-evmsk.dts +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/am335x-icev2.dts b/arch/arm/boot/dts/am335x-icev2.dts index 4365684fa66f..18f70b35da4c 100644 --- a/arch/arm/boot/dts/am335x-icev2.dts +++ b/arch/arm/boot/dts/am335x-icev2.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/am335x-igep0033.dtsi b/arch/arm/boot/dts/am335x-igep0033.dtsi index 312deb6cf6a2..eabcc8b2e4ea 100644 --- a/arch/arm/boot/dts/am335x-igep0033.dtsi +++ b/arch/arm/boot/dts/am335x-igep0033.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * am335x-igep0033.dtsi - Device Tree file for IGEP COM AQUILA AM335x * * Copyright (C) 2013 ISEE 2007 SL - http://www.isee.biz - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-lxm.dts b/arch/arm/boot/dts/am335x-lxm.dts index aa4cd2b8d4b6..a8005e975ea2 100644 --- a/arch/arm/boot/dts/am335x-lxm.dts +++ b/arch/arm/boot/dts/am335x-lxm.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 NovaTech LLC - http://www.novatechweb.com - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-moxa-uc-8100-me-t.dts b/arch/arm/boot/dts/am335x-moxa-uc-8100-me-t.dts index 5a2fb4bd4e02..783d411f2cef 100644 --- a/arch/arm/boot/dts/am335x-moxa-uc-8100-me-t.dts +++ b/arch/arm/boot/dts/am335x-moxa-uc-8100-me-t.dts @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 MOXA Inc. - https://www.moxa.com/ * * Author: SZ Lin (林上智) <sz.lin@moxa.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-nano.dts b/arch/arm/boot/dts/am335x-nano.dts index 0052657331ee..0946fbf1b1fb 100644 --- a/arch/arm/boot/dts/am335x-nano.dts +++ b/arch/arm/boot/dts/am335x-nano.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Newflow Ltd - http://www.newflow.co.uk/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-pcm-953.dtsi b/arch/arm/boot/dts/am335x-pcm-953.dtsi index baceaa7bb33b..d774bf76720c 100644 --- a/arch/arm/boot/dts/am335x-pcm-953.dtsi +++ b/arch/arm/boot/dts/am335x-pcm-953.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-2017 Phytec Messtechnik GmbH * Author: Wadim Egorov <w.egorov@phytec.de> * Teresa Remmet <t.remmet@phytec.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/input/input.h> @@ -197,7 +194,7 @@ bus-width = <4>; pinctrl-names = "default"; pinctrl-0 = <&mmc1_pins>; - cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>; + cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>; status = "okay"; }; diff --git a/arch/arm/boot/dts/am335x-pepper.dts b/arch/arm/boot/dts/am335x-pepper.dts index 5c3e49f93ac4..e7764ecdf65f 100644 --- a/arch/arm/boot/dts/am335x-pepper.dts +++ b/arch/arm/boot/dts/am335x-pepper.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Gumstix, Inc. - https://www.gumstix.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-phycore-rdk.dts b/arch/arm/boot/dts/am335x-phycore-rdk.dts index 305f0b35d6ea..672daf9d36be 100644 --- a/arch/arm/boot/dts/am335x-phycore-rdk.dts +++ b/arch/arm/boot/dts/am335x-phycore-rdk.dts @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 PHYTEC Messtechnik GmbH * Author: Wadim Egorov <w.egorov@phytec.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-phycore-som.dtsi b/arch/arm/boot/dts/am335x-phycore-som.dtsi index 23c3039c567e..ee6b1cb27ce5 100644 --- a/arch/arm/boot/dts/am335x-phycore-som.dtsi +++ b/arch/arm/boot/dts/am335x-phycore-som.dtsi @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Phytec Messtechnik GmbH * Author: Teresa Remmet <t.remmet@phytec.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "am33xx.dtsi" diff --git a/arch/arm/boot/dts/am335x-sancloud-bbe.dts b/arch/arm/boot/dts/am335x-sancloud-bbe.dts index 7ed27b5c4756..8678e6e35493 100644 --- a/arch/arm/boot/dts/am335x-sancloud-bbe.dts +++ b/arch/arm/boot/dts/am335x-sancloud-bbe.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-sbc-t335.dts b/arch/arm/boot/dts/am335x-sbc-t335.dts index 07c46a59f1d2..a3f6bc4072d9 100644 --- a/arch/arm/boot/dts/am335x-sbc-t335.dts +++ b/arch/arm/boot/dts/am335x-sbc-t335.dts @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * am335x-sbc-t335.dts - Device Tree file for Compulab SBC-T335 * * Copyright (C) 2014 - 2015 CompuLab Ltd. - http://www.compulab.co.il/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "am335x-cm-t335.dts" diff --git a/arch/arm/boot/dts/am335x-sl50.dts b/arch/arm/boot/dts/am335x-sl50.dts index 1ac0c8aa98c5..2f82095e7210 100644 --- a/arch/arm/boot/dts/am335x-sl50.dts +++ b/arch/arm/boot/dts/am335x-sl50.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Toby Churchill - http://www.toby-churchill.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-wega-rdk.dts b/arch/arm/boot/dts/am335x-wega-rdk.dts index 6431b7db8109..2e04f6df8257 100644 --- a/arch/arm/boot/dts/am335x-wega-rdk.dts +++ b/arch/arm/boot/dts/am335x-wega-rdk.dts @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Phytec Messtechnik GmbH * Author: Teresa Remmet <t.remmet@phytec.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am335x-wega.dtsi b/arch/arm/boot/dts/am335x-wega.dtsi index b7d28a20341f..67bde56f89fd 100644 --- a/arch/arm/boot/dts/am335x-wega.dtsi +++ b/arch/arm/boot/dts/am335x-wega.dtsi @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Phytec Messtechnik GmbH * Author: Teresa Remmet <t.remmet@phytec.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ / { @@ -157,7 +154,7 @@ bus-width = <4>; pinctrl-names = "default"; pinctrl-0 = <&mmc1_pins>; - cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>; + cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>; status = "okay"; }; diff --git a/arch/arm/boot/dts/am33xx-clocks.dtsi b/arch/arm/boot/dts/am33xx-clocks.dtsi index 922182439048..dced92a8970e 100644 --- a/arch/arm/boot/dts/am33xx-clocks.dtsi +++ b/arch/arm/boot/dts/am33xx-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for AM33xx clock data * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &scm_clocks { sys_clkin_ck: sys_clkin_ck@40 { diff --git a/arch/arm/boot/dts/am33xx-l4.dtsi b/arch/arm/boot/dts/am33xx-l4.dtsi index ca6d9f02a800..ced1a19d5f89 100644 --- a/arch/arm/boot/dts/am33xx-l4.dtsi +++ b/arch/arm/boot/dts/am33xx-l4.dtsi @@ -1759,11 +1759,10 @@ target-module@cc000 { /* 0x481cc000, ap 60 46.0 */ compatible = "ti,sysc-omap4", "ti,sysc"; ti,hwmods = "d_can0"; - reg = <0xcc000 0x4>; - reg-names = "rev"; /* Domains (P, C): per_pwrdm, l4ls_clkdm */ - clocks = <&l4ls_clkctrl AM3_L4LS_D_CAN0_CLKCTRL 0>; - clock-names = "fck"; + clocks = <&l4ls_clkctrl AM3_L4LS_D_CAN0_CLKCTRL 0>, + <&dcan0_fck>; + clock-names = "fck", "osc"; #address-cells = <1>; #size-cells = <1>; ranges = <0x0 0xcc000 0x2000>; @@ -1782,11 +1781,10 @@ target-module@d0000 { /* 0x481d0000, ap 62 42.0 */ compatible = "ti,sysc-omap4", "ti,sysc"; ti,hwmods = "d_can1"; - reg = <0xd0000 0x4>; - reg-names = "rev"; /* Domains (P, C): per_pwrdm, l4ls_clkdm */ - clocks = <&l4ls_clkctrl AM3_L4LS_D_CAN1_CLKCTRL 0>; - clock-names = "fck"; + clocks = <&l4ls_clkctrl AM3_L4LS_D_CAN1_CLKCTRL 0>, + <&dcan1_fck>; + clock-names = "fck", "osc"; #address-cells = <1>; #size-cells = <1>; ranges = <0x0 0xd0000 0x2000>; diff --git a/arch/arm/boot/dts/am3517-craneboard.dts b/arch/arm/boot/dts/am3517-craneboard.dts index 083ff5073435..eb3517dabee1 100644 --- a/arch/arm/boot/dts/am3517-craneboard.dts +++ b/arch/arm/boot/dts/am3517-craneboard.dts @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * See craneboard.org for more details * * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am3517-evm-ui.dtsi b/arch/arm/boot/dts/am3517-evm-ui.dtsi index e841918c1c26..48631a45da51 100644 --- a/arch/arm/boot/dts/am3517-evm-ui.dtsi +++ b/arch/arm/boot/dts/am3517-evm-ui.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2018 Logic PD, Inc - http://www.logicpd.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/input/input.h> diff --git a/arch/arm/boot/dts/am3517-evm.dts b/arch/arm/boot/dts/am3517-evm.dts index 3527c0f2dfff..ebfe28c2f544 100644 --- a/arch/arm/boot/dts/am3517-evm.dts +++ b/arch/arm/boot/dts/am3517-evm.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am3517-som.dtsi b/arch/arm/boot/dts/am3517-som.dtsi index b1c988eed87c..8b669e2eafec 100644 --- a/arch/arm/boot/dts/am3517-som.dtsi +++ b/arch/arm/boot/dts/am3517-som.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 Derald D. Woods <woods.technical@gmail.com> * * Based on am3517-evm.dts - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ / { diff --git a/arch/arm/boot/dts/am3517_mt_ventoux.dts b/arch/arm/boot/dts/am3517_mt_ventoux.dts index 3395783c5b4e..e507e4ae0d88 100644 --- a/arch/arm/boot/dts/am3517_mt_ventoux.dts +++ b/arch/arm/boot/dts/am3517_mt_ventoux.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Ilya Yanok, EmCraft Systems - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am35xx-clocks.dtsi b/arch/arm/boot/dts/am35xx-clocks.dtsi index 00dd1f091be5..220d0a52797e 100644 --- a/arch/arm/boot/dts/am35xx-clocks.dtsi +++ b/arch/arm/boot/dts/am35xx-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for OMAP3 clock data * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &scm_clocks { emac_ick: emac_ick@32c { diff --git a/arch/arm/boot/dts/am437x-cm-t43.dts b/arch/arm/boot/dts/am437x-cm-t43.dts index 4fcf647815a2..063113a5da2d 100644 --- a/arch/arm/boot/dts/am437x-cm-t43.dts +++ b/arch/arm/boot/dts/am437x-cm-t43.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 CompuLab, Ltd. - http://www.compulab.co.il/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts index 4c6ee37ea573..cae4500194fe 100644 --- a/arch/arm/boot/dts/am437x-gp-evm.dts +++ b/arch/arm/boot/dts/am437x-gp-evm.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* AM437x GP EVM */ diff --git a/arch/arm/boot/dts/am437x-idk-evm.dts b/arch/arm/boot/dts/am437x-idk-evm.dts index bb285409473e..f3ced6df0c9b 100644 --- a/arch/arm/boot/dts/am437x-idk-evm.dts +++ b/arch/arm/boot/dts/am437x-idk-evm.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am437x-l4.dtsi b/arch/arm/boot/dts/am437x-l4.dtsi index 85c6f4ff1824..989cb60b9029 100644 --- a/arch/arm/boot/dts/am437x-l4.dtsi +++ b/arch/arm/boot/dts/am437x-l4.dtsi @@ -1575,8 +1575,6 @@ target-module@cc000 { /* 0x481cc000, ap 50 46.0 */ compatible = "ti,sysc-omap4", "ti,sysc"; ti,hwmods = "d_can0"; - reg = <0xcc000 0x4>; - reg-names = "rev"; /* Domains (P, C): per_pwrdm, l4ls_clkdm */ clocks = <&l4ls_clkctrl AM4_L4LS_D_CAN0_CLKCTRL 0>; clock-names = "fck"; @@ -1596,8 +1594,6 @@ target-module@d0000 { /* 0x481d0000, ap 52 3a.0 */ compatible = "ti,sysc-omap4", "ti,sysc"; ti,hwmods = "d_can1"; - reg = <0xd0000 0x4>; - reg-names = "rev"; /* Domains (P, C): per_pwrdm, l4ls_clkdm */ clocks = <&l4ls_clkctrl AM4_L4LS_D_CAN1_CLKCTRL 0>; clock-names = "fck"; diff --git a/arch/arm/boot/dts/am437x-sbc-t43.dts b/arch/arm/boot/dts/am437x-sbc-t43.dts index d23260d3a581..94cf07ea27f7 100644 --- a/arch/arm/boot/dts/am437x-sbc-t43.dts +++ b/arch/arm/boot/dts/am437x-sbc-t43.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 CompuLab, Ltd. - http://www.compulab.co.il/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "am437x-cm-t43.dts" diff --git a/arch/arm/boot/dts/am437x-sk-evm.dts b/arch/arm/boot/dts/am437x-sk-evm.dts index 088cba09d34d..74eaa6a3b258 100644 --- a/arch/arm/boot/dts/am437x-sk-evm.dts +++ b/arch/arm/boot/dts/am437x-sk-evm.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* AM437x SK EVM */ diff --git a/arch/arm/boot/dts/am43x-epos-evm.dts b/arch/arm/boot/dts/am43x-epos-evm.dts index 9b8b132b04e1..95314121d111 100644 --- a/arch/arm/boot/dts/am43x-epos-evm.dts +++ b/arch/arm/boot/dts/am43x-epos-evm.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* AM43x EPOS EVM */ diff --git a/arch/arm/boot/dts/am43xx-clocks.dtsi b/arch/arm/boot/dts/am43xx-clocks.dtsi index e3f420793c12..091356f2a8c1 100644 --- a/arch/arm/boot/dts/am43xx-clocks.dtsi +++ b/arch/arm/boot/dts/am43xx-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for AM43xx clock data * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &scm_clocks { sys_clkin_ck: sys_clkin_ck@40 { diff --git a/arch/arm/boot/dts/am571x-idk.dts b/arch/arm/boot/dts/am571x-idk.dts index 66116ad3f9f4..1d5e99964bbf 100644 --- a/arch/arm/boot/dts/am571x-idk.dts +++ b/arch/arm/boot/dts/am571x-idk.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015-2016 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am572x-idk.dts b/arch/arm/boot/dts/am572x-idk.dts index 4f835222c266..c65d7f6d3b5a 100644 --- a/arch/arm/boot/dts/am572x-idk.dts +++ b/arch/arm/boot/dts/am572x-idk.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015-2016 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am57xx-beagle-x15-common.dtsi b/arch/arm/boot/dts/am57xx-beagle-x15-common.dtsi index 2341a56ebab9..d02f5fa61e5f 100644 --- a/arch/arm/boot/dts/am57xx-beagle-x15-common.dtsi +++ b/arch/arm/boot/dts/am57xx-beagle-x15-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-2016 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am57xx-beagle-x15-revb1.dts b/arch/arm/boot/dts/am57xx-beagle-x15-revb1.dts index 5a77b334923d..a374b5cd6db0 100644 --- a/arch/arm/boot/dts/am57xx-beagle-x15-revb1.dts +++ b/arch/arm/boot/dts/am57xx-beagle-x15-revb1.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-2016 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "am57xx-beagle-x15-common.dtsi" diff --git a/arch/arm/boot/dts/am57xx-beagle-x15-revc.dts b/arch/arm/boot/dts/am57xx-beagle-x15-revc.dts index 17c41da3b55f..4badd2144db9 100644 --- a/arch/arm/boot/dts/am57xx-beagle-x15-revc.dts +++ b/arch/arm/boot/dts/am57xx-beagle-x15-revc.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-2017 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "am57xx-beagle-x15-common.dtsi" diff --git a/arch/arm/boot/dts/am57xx-beagle-x15.dts b/arch/arm/boot/dts/am57xx-beagle-x15.dts index 70a71c641066..a5c24ed4d12f 100644 --- a/arch/arm/boot/dts/am57xx-beagle-x15.dts +++ b/arch/arm/boot/dts/am57xx-beagle-x15.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-2016 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "am57xx-beagle-x15-common.dtsi" diff --git a/arch/arm/boot/dts/am57xx-cl-som-am57x.dts b/arch/arm/boot/dts/am57xx-cl-som-am57x.dts index 0460de0da2bf..34ca761aeded 100644 --- a/arch/arm/boot/dts/am57xx-cl-som-am57x.dts +++ b/arch/arm/boot/dts/am57xx-cl-som-am57x.dts @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for CompuLab CL-SOM-AM57x System-on-Module * * Copyright (C) 2015 CompuLab Ltd. - http://www.compulab.co.il/ * Author: Dmitry Lifshitz <lifshitz@compulab.co.il> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/am57xx-idk-common.dtsi b/arch/arm/boot/dts/am57xx-idk-common.dtsi index f7bd26458915..423855a2a2d6 100644 --- a/arch/arm/boot/dts/am57xx-idk-common.dtsi +++ b/arch/arm/boot/dts/am57xx-idk-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015-2016 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "am57xx-industrial-grade.dtsi" @@ -420,6 +417,7 @@ vqmmc-supply = <&ldo1_reg>; bus-width = <4>; cd-gpios = <&gpio6 27 GPIO_ACTIVE_LOW>; /* gpio 219 */ + no-1-8-v; }; &mmc2 { diff --git a/arch/arm/boot/dts/am57xx-sbc-am57x.dts b/arch/arm/boot/dts/am57xx-sbc-am57x.dts index 31f9be632406..ce5bf1d92eab 100644 --- a/arch/arm/boot/dts/am57xx-sbc-am57x.dts +++ b/arch/arm/boot/dts/am57xx-sbc-am57x.dts @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for CompuLab SBC-AM57x single board computer * * Copyright (C) 2015 CompuLab Ltd. - http://www.compulab.co.il/ * Author: Dmitry Lifshitz <lifshitz@compulab.co.il> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. */ #include "am57xx-cl-som-am57x.dts" diff --git a/arch/arm/boot/dts/armada-xp-98dx3236.dtsi b/arch/arm/boot/dts/armada-xp-98dx3236.dtsi index 59753470cd34..267d0c178e55 100644 --- a/arch/arm/boot/dts/armada-xp-98dx3236.dtsi +++ b/arch/arm/boot/dts/armada-xp-98dx3236.dtsi @@ -336,3 +336,11 @@ status = "disabled"; }; +&uart0 { + compatible = "marvell,armada-38x-uart"; +}; + +&uart1 { + compatible = "marvell,armada-38x-uart"; +}; + diff --git a/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts b/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts index 79d454ff3be4..1c6f561ac52b 100644 --- a/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts +++ b/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts @@ -20,6 +20,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000 0x88000000 0x08000000>; }; diff --git a/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts b/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts index 99365bb8c41e..e550799a6ae0 100644 --- a/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts +++ b/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts @@ -20,6 +20,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000 0x88000000 0x08000000>; }; diff --git a/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts b/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts index bc330b1f6de0..7bfa2238f70b 100644 --- a/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts +++ b/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts @@ -20,6 +20,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000 0x88000000 0x18000000>; }; diff --git a/arch/arm/boot/dts/bcm4708-linksys-ea6300-v1.dts b/arch/arm/boot/dts/bcm4708-linksys-ea6300-v1.dts index 258d2b251900..fd361c9b1374 100644 --- a/arch/arm/boot/dts/bcm4708-linksys-ea6300-v1.dts +++ b/arch/arm/boot/dts/bcm4708-linksys-ea6300-v1.dts @@ -17,6 +17,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000>; }; diff --git a/arch/arm/boot/dts/bcm4708-linksys-ea6500-v2.dts b/arch/arm/boot/dts/bcm4708-linksys-ea6500-v2.dts index babcfec50dde..7c34360d3285 100644 --- a/arch/arm/boot/dts/bcm4708-linksys-ea6500-v2.dts +++ b/arch/arm/boot/dts/bcm4708-linksys-ea6500-v2.dts @@ -18,6 +18,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000>; }; diff --git a/arch/arm/boot/dts/bcm4708-luxul-xap-1510.dts b/arch/arm/boot/dts/bcm4708-luxul-xap-1510.dts index e7fdaed99bd0..969b8d78e492 100644 --- a/arch/arm/boot/dts/bcm4708-luxul-xap-1510.dts +++ b/arch/arm/boot/dts/bcm4708-luxul-xap-1510.dts @@ -16,6 +16,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000>; }; diff --git a/arch/arm/boot/dts/bcm4708-luxul-xwc-1000.dts b/arch/arm/boot/dts/bcm4708-luxul-xwc-1000.dts index 42bafc644013..b62854ee27ab 100644 --- a/arch/arm/boot/dts/bcm4708-luxul-xwc-1000.dts +++ b/arch/arm/boot/dts/bcm4708-luxul-xwc-1000.dts @@ -20,6 +20,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000>; }; diff --git a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts index dce35eb79dbe..75f7b4ef35da 100644 --- a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts +++ b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts @@ -21,6 +21,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000 0x88000000 0x08000000>; }; diff --git a/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts b/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts index b7a024b7951b..148d16a9085e 100644 --- a/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts +++ b/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts @@ -20,6 +20,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000 0x88000000 0x08000000>; }; diff --git a/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts b/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts index f7f834cd3448..eed3aab6679b 100644 --- a/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts +++ b/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts @@ -20,6 +20,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000 0x88000000 0x08000000>; }; diff --git a/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts b/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts index 4cb10f88a95e..8f1e565c3db4 100644 --- a/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts +++ b/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts @@ -20,6 +20,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000 0x88000000 0x08000000>; }; diff --git a/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts b/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts index 77d1687b4228..ce888b1835d1 100644 --- a/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts +++ b/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts @@ -20,6 +20,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000 0x88000000 0x18000000>; }; diff --git a/arch/arm/boot/dts/bcm4709-linksys-ea9200.dts b/arch/arm/boot/dts/bcm4709-linksys-ea9200.dts index 983149b55269..ed8619b54d69 100644 --- a/arch/arm/boot/dts/bcm4709-linksys-ea9200.dts +++ b/arch/arm/boot/dts/bcm4709-linksys-ea9200.dts @@ -17,6 +17,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000 0x88000000 0x08000000>; }; diff --git a/arch/arm/boot/dts/bcm4709-netgear-r7000.dts b/arch/arm/boot/dts/bcm4709-netgear-r7000.dts index ca41481b44bd..1f87993eae1d 100644 --- a/arch/arm/boot/dts/bcm4709-netgear-r7000.dts +++ b/arch/arm/boot/dts/bcm4709-netgear-r7000.dts @@ -20,6 +20,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000 0x88000000 0x08000000>; }; diff --git a/arch/arm/boot/dts/bcm4709-netgear-r8000.dts b/arch/arm/boot/dts/bcm4709-netgear-r8000.dts index aa69e656d395..6c6199a53d09 100644 --- a/arch/arm/boot/dts/bcm4709-netgear-r8000.dts +++ b/arch/arm/boot/dts/bcm4709-netgear-r8000.dts @@ -31,6 +31,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000 0x88000000 0x08000000>; }; diff --git a/arch/arm/boot/dts/bcm4709-tplink-archer-c9-v1.dts b/arch/arm/boot/dts/bcm4709-tplink-archer-c9-v1.dts index b527d2ff987e..f806be5da723 100644 --- a/arch/arm/boot/dts/bcm4709-tplink-archer-c9-v1.dts +++ b/arch/arm/boot/dts/bcm4709-tplink-archer-c9-v1.dts @@ -16,6 +16,7 @@ }; memory { + device_type = "memory"; reg = <0x00000000 0x08000000>; }; diff --git a/arch/arm/boot/dts/bcm47094-phicomm-k3.dts b/arch/arm/boot/dts/bcm47094-phicomm-k3.dts index ec09c0426d16..456045f17a00 100644 --- a/arch/arm/boot/dts/bcm47094-phicomm-k3.dts +++ b/arch/arm/boot/dts/bcm47094-phicomm-k3.dts @@ -14,6 +14,7 @@ model = "Phicomm K3"; memory { + device_type = "memory"; reg = <0x00000000 0x08000000 0x88000000 0x18000000>; }; diff --git a/arch/arm/boot/dts/bcm94708.dts b/arch/arm/boot/dts/bcm94708.dts index 934f07adfe3c..3d13e46c6949 100644 --- a/arch/arm/boot/dts/bcm94708.dts +++ b/arch/arm/boot/dts/bcm94708.dts @@ -39,6 +39,7 @@ compatible = "brcm,bcm94708", "brcm,bcm4708"; memory { + device_type = "memory"; reg = <0x00000000 0x08000000>; }; }; diff --git a/arch/arm/boot/dts/bcm94709.dts b/arch/arm/boot/dts/bcm94709.dts index 31e4dd098776..5017b7b259cb 100644 --- a/arch/arm/boot/dts/bcm94709.dts +++ b/arch/arm/boot/dts/bcm94709.dts @@ -39,6 +39,7 @@ compatible = "brcm,bcm94709", "brcm,bcm4709", "brcm,bcm4708"; memory { + device_type = "memory"; reg = <0x00000000 0x08000000>; }; }; diff --git a/arch/arm/boot/dts/bcm963138dvt.dts b/arch/arm/boot/dts/bcm963138dvt.dts index 8dca97eeaf57..29525686e51a 100644 --- a/arch/arm/boot/dts/bcm963138dvt.dts +++ b/arch/arm/boot/dts/bcm963138dvt.dts @@ -17,6 +17,7 @@ }; memory { + device_type = "memory"; reg = <0x0 0x08000000>; }; diff --git a/arch/arm/boot/dts/compulab-sb-som.dtsi b/arch/arm/boot/dts/compulab-sb-som.dtsi index 4af1adfee788..f5e6216718d8 100644 --- a/arch/arm/boot/dts/compulab-sb-som.dtsi +++ b/arch/arm/boot/dts/compulab-sb-som.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 CompuLab, Ltd. - http://www.compulab.co.il/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ / { diff --git a/arch/arm/boot/dts/cros-adc-thermistors.dtsi b/arch/arm/boot/dts/cros-adc-thermistors.dtsi index ce7fca76b0d6..97e616f7b841 100644 --- a/arch/arm/boot/dts/cros-adc-thermistors.dtsi +++ b/arch/arm/boot/dts/cros-adc-thermistors.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Thermistor dts fragment for devices that use Thermistors as * children of the IIO based ADC. @@ -6,10 +7,6 @@ * Exynos5800 based Peach PI. * * Copyright (c) 2014 Samsung Electronics Co., Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &adc { diff --git a/arch/arm/boot/dts/cros-ec-keyboard.dtsi b/arch/arm/boot/dts/cros-ec-keyboard.dtsi index c0451051777e..4a0c1037fbc0 100644 --- a/arch/arm/boot/dts/cros-ec-keyboard.dtsi +++ b/arch/arm/boot/dts/cros-ec-keyboard.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Keyboard dts fragment for devices that use cros-ec-keyboard * * Copyright (c) 2014 Google, Inc - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/input/input.h> diff --git a/arch/arm/boot/dts/dm8148-evm.dts b/arch/arm/boot/dts/dm8148-evm.dts index 2d201719ba69..3931fb068ff0 100644 --- a/arch/arm/boot/dts/dm8148-evm.dts +++ b/arch/arm/boot/dts/dm8148-evm.dts @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only /dts-v1/; #include "dm814x.dtsi" diff --git a/arch/arm/boot/dts/dm8148-t410.dts b/arch/arm/boot/dts/dm8148-t410.dts index 63301bcacf19..9e43d5ec0bb2 100644 --- a/arch/arm/boot/dts/dm8148-t410.dts +++ b/arch/arm/boot/dts/dm8148-t410.dts @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only /dts-v1/; #include "dm814x.dtsi" diff --git a/arch/arm/boot/dts/dm814x-clocks.dtsi b/arch/arm/boot/dts/dm814x-clocks.dtsi index f80525a290bb..e5e4d0affefa 100644 --- a/arch/arm/boot/dts/dm814x-clocks.dtsi +++ b/arch/arm/boot/dts/dm814x-clocks.dtsi @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only &pllss { /* diff --git a/arch/arm/boot/dts/dm8168-evm.dts b/arch/arm/boot/dts/dm8168-evm.dts index 1d030d567307..cf05d532db65 100644 --- a/arch/arm/boot/dts/dm8168-evm.dts +++ b/arch/arm/boot/dts/dm8168-evm.dts @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only /dts-v1/; #include "dm816x.dtsi" diff --git a/arch/arm/boot/dts/dm816x-clocks.dtsi b/arch/arm/boot/dts/dm816x-clocks.dtsi index 1efd4e23e50d..338449b32a18 100644 --- a/arch/arm/boot/dts/dm816x-clocks.dtsi +++ b/arch/arm/boot/dts/dm816x-clocks.dtsi @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only &scrm { main_fapll: main_fapll { diff --git a/arch/arm/boot/dts/dra62x-clocks.dtsi b/arch/arm/boot/dts/dra62x-clocks.dtsi index 0e49741747ef..11d1241b0e13 100644 --- a/arch/arm/boot/dts/dra62x-clocks.dtsi +++ b/arch/arm/boot/dts/dra62x-clocks.dtsi @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only #include "dm814x-clocks.dtsi" diff --git a/arch/arm/boot/dts/dra62x-j5eco-evm.dts b/arch/arm/boot/dts/dra62x-j5eco-evm.dts index 906aedde045d..861ab90a3f3a 100644 --- a/arch/arm/boot/dts/dra62x-j5eco-evm.dts +++ b/arch/arm/boot/dts/dra62x-j5eco-evm.dts @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only /dts-v1/; #include "dra62x.dtsi" diff --git a/arch/arm/boot/dts/dra7-evm-common.dtsi b/arch/arm/boot/dts/dra7-evm-common.dtsi index 0d6f8647cc91..82eeba8faef1 100644 --- a/arch/arm/boot/dts/dra7-evm-common.dtsi +++ b/arch/arm/boot/dts/dra7-evm-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/gpio/gpio.h> diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts index cc079064a23b..714e971b912a 100644 --- a/arch/arm/boot/dts/dra7-evm.dts +++ b/arch/arm/boot/dts/dra7-evm.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/dra7-l4.dtsi b/arch/arm/boot/dts/dra7-l4.dtsi index fe9f0bc29fec..23faedec08ab 100644 --- a/arch/arm/boot/dts/dra7-l4.dtsi +++ b/arch/arm/boot/dts/dra7-l4.dtsi @@ -3543,7 +3543,7 @@ }; }; - target-module@38000 { /* 0x48838000, ap 29 12.0 */ + rtctarget: target-module@38000 { /* 0x48838000, ap 29 12.0 */ compatible = "ti,sysc-omap4-simple", "ti,sysc"; ti,hwmods = "rtcss"; reg = <0x38074 0x4>, @@ -4450,8 +4450,6 @@ timer12: timer@0 { compatible = "ti,omap5430-timer"; reg = <0x0 0x80>; - clocks = <&wkupaon_clkctrl DRA7_WKUPAON_TIMER12_CLKCTRL 24>; - clock-names = "fck"; interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>; ti,timer-alwon; ti,timer-secure; diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi index d87e932f45bd..953f0ffce2a9 100644 --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@ -1,9 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. * Based on "omap4.dtsi" */ diff --git a/arch/arm/boot/dts/dra71-evm.dts b/arch/arm/boot/dts/dra71-evm.dts index 82cc7ec37af0..fabeb7704753 100644 --- a/arch/arm/boot/dts/dra71-evm.dts +++ b/arch/arm/boot/dts/dra71-evm.dts @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ -#include "dra72-evm-common.dtsi" +#include "dra71x.dtsi" #include "dra7-mmc-iodelay.dtsi" #include "dra72x-mmc-iodelay.dtsi" #include <dt-bindings/net/ti-dp83867.h> diff --git a/arch/arm/boot/dts/dra71x.dtsi b/arch/arm/boot/dts/dra71x.dtsi new file mode 100644 index 000000000000..695a08ed0360 --- /dev/null +++ b/arch/arm/boot/dts/dra71x.dtsi @@ -0,0 +1,17 @@ +/* + * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "dra72-evm-common.dtsi" + +&rtctarget { + status = "disabled"; +}; + +&usb4_tm { + status = "disabled"; +}; diff --git a/arch/arm/boot/dts/dra72-evm-common.dtsi b/arch/arm/boot/dts/dra72-evm-common.dtsi index be65f3bc59d1..8641a3d7d8ad 100644 --- a/arch/arm/boot/dts/dra72-evm-common.dtsi +++ b/arch/arm/boot/dts/dra72-evm-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-2016 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/dra72-evm-revc.dts b/arch/arm/boot/dts/dra72-evm-revc.dts index fafc2a4d7bb9..2bb2e8be6276 100644 --- a/arch/arm/boot/dts/dra72-evm-revc.dts +++ b/arch/arm/boot/dts/dra72-evm-revc.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "dra72-evm-common.dtsi" #include "dra72x-mmc-iodelay.dtsi" diff --git a/arch/arm/boot/dts/dra72-evm-tps65917.dtsi b/arch/arm/boot/dts/dra72-evm-tps65917.dtsi index 47bb90f41f3f..5ff9c43ef30b 100644 --- a/arch/arm/boot/dts/dra72-evm-tps65917.dtsi +++ b/arch/arm/boot/dts/dra72-evm-tps65917.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/dra72-evm.dts b/arch/arm/boot/dts/dra72-evm.dts index 154b0a0ceb18..9adb77585ef1 100644 --- a/arch/arm/boot/dts/dra72-evm.dts +++ b/arch/arm/boot/dts/dra72-evm.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-2016 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "dra72-evm-common.dtsi" #include "dra72x-mmc-iodelay.dtsi" diff --git a/arch/arm/boot/dts/dra72x.dtsi b/arch/arm/boot/dts/dra72x.dtsi index 89831552cd86..f5762709c853 100644 --- a/arch/arm/boot/dts/dra72x.dtsi +++ b/arch/arm/boot/dts/dra72x.dtsi @@ -1,9 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/ * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. * Based on "omap4.dtsi" */ @@ -62,3 +60,7 @@ &pcie2_rc { compatible = "ti,dra726-pcie-rc", "ti,dra7-pcie"; }; + +&usb4_tm { + status = "disabled"; +}; diff --git a/arch/arm/boot/dts/dra74x.dtsi b/arch/arm/boot/dts/dra74x.dtsi index 8294a607fec8..d1b5b76bc5a8 100644 --- a/arch/arm/boot/dts/dra74x.dtsi +++ b/arch/arm/boot/dts/dra74x.dtsi @@ -1,9 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/ * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. * Based on "omap4.dtsi" */ diff --git a/arch/arm/boot/dts/dra76-evm.dts b/arch/arm/boot/dts/dra76-evm.dts index 8a57895fd8f3..1fb6f13fb5e2 100644 --- a/arch/arm/boot/dts/dra76-evm.dts +++ b/arch/arm/boot/dts/dra76-evm.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/dra76x-mmc-iodelay.dtsi b/arch/arm/boot/dts/dra76x-mmc-iodelay.dtsi index baba7b00eca7..fdca48186916 100644 --- a/arch/arm/boot/dts/dra76x-mmc-iodelay.dtsi +++ b/arch/arm/boot/dts/dra76x-mmc-iodelay.dtsi @@ -22,7 +22,7 @@ * * Datamanual Revisions: * - * DRA76x Silicon Revision 1.0: SPRS993A, Revised July 2017 + * DRA76x Silicon Revision 1.0: SPRS993E, Revised December 2018 * */ @@ -169,25 +169,25 @@ /* Corresponds to MMC2_HS200_MANUAL1 in datamanual */ mmc2_iodelay_hs200_conf: mmc2_iodelay_hs200_conf { pinctrl-pin-array = < - 0x190 A_DELAY_PS(384) G_DELAY_PS(0) /* CFG_GPMC_A19_OEN */ - 0x194 A_DELAY_PS(0) G_DELAY_PS(174) /* CFG_GPMC_A19_OUT */ - 0x1a8 A_DELAY_PS(410) G_DELAY_PS(0) /* CFG_GPMC_A20_OEN */ - 0x1ac A_DELAY_PS(85) G_DELAY_PS(0) /* CFG_GPMC_A20_OUT */ - 0x1b4 A_DELAY_PS(468) G_DELAY_PS(0) /* CFG_GPMC_A21_OEN */ - 0x1b8 A_DELAY_PS(139) G_DELAY_PS(0) /* CFG_GPMC_A21_OUT */ - 0x1c0 A_DELAY_PS(676) G_DELAY_PS(0) /* CFG_GPMC_A22_OEN */ - 0x1c4 A_DELAY_PS(69) G_DELAY_PS(0) /* CFG_GPMC_A22_OUT */ - 0x1d0 A_DELAY_PS(1062) G_DELAY_PS(154) /* CFG_GPMC_A23_OUT */ - 0x1d8 A_DELAY_PS(640) G_DELAY_PS(0) /* CFG_GPMC_A24_OEN */ - 0x1dc A_DELAY_PS(0) G_DELAY_PS(0) /* CFG_GPMC_A24_OUT */ - 0x1e4 A_DELAY_PS(356) G_DELAY_PS(0) /* CFG_GPMC_A25_OEN */ - 0x1e8 A_DELAY_PS(0) G_DELAY_PS(0) /* CFG_GPMC_A25_OUT */ - 0x1f0 A_DELAY_PS(579) G_DELAY_PS(0) /* CFG_GPMC_A26_OEN */ - 0x1f4 A_DELAY_PS(0) G_DELAY_PS(0) /* CFG_GPMC_A26_OUT */ - 0x1fc A_DELAY_PS(435) G_DELAY_PS(0) /* CFG_GPMC_A27_OEN */ - 0x200 A_DELAY_PS(36) G_DELAY_PS(0) /* CFG_GPMC_A27_OUT */ - 0x364 A_DELAY_PS(759) G_DELAY_PS(0) /* CFG_GPMC_CS1_OEN */ - 0x368 A_DELAY_PS(72) G_DELAY_PS(0) /* CFG_GPMC_CS1_OUT */ + 0x190 A_DELAY_PS(384) G_DELAY_PS(0) /* CFG_GPMC_A19_OEN */ + 0x194 A_DELAY_PS(350) G_DELAY_PS(174) /* CFG_GPMC_A19_OUT */ + 0x1a8 A_DELAY_PS(410) G_DELAY_PS(0) /* CFG_GPMC_A20_OEN */ + 0x1ac A_DELAY_PS(335) G_DELAY_PS(0) /* CFG_GPMC_A20_OUT */ + 0x1b4 A_DELAY_PS(468) G_DELAY_PS(0) /* CFG_GPMC_A21_OEN */ + 0x1b8 A_DELAY_PS(339) G_DELAY_PS(0) /* CFG_GPMC_A21_OUT */ + 0x1c0 A_DELAY_PS(676) G_DELAY_PS(0) /* CFG_GPMC_A22_OEN */ + 0x1c4 A_DELAY_PS(219) G_DELAY_PS(0) /* CFG_GPMC_A22_OUT */ + 0x1d0 A_DELAY_PS(1062) G_DELAY_PS(154) /* CFG_GPMC_A23_OUT */ + 0x1d8 A_DELAY_PS(640) G_DELAY_PS(0) /* CFG_GPMC_A24_OEN */ + 0x1dc A_DELAY_PS(150) G_DELAY_PS(0) /* CFG_GPMC_A24_OUT */ + 0x1e4 A_DELAY_PS(356) G_DELAY_PS(0) /* CFG_GPMC_A25_OEN */ + 0x1e8 A_DELAY_PS(150) G_DELAY_PS(0) /* CFG_GPMC_A25_OUT */ + 0x1f0 A_DELAY_PS(579) G_DELAY_PS(0) /* CFG_GPMC_A26_OEN */ + 0x1f4 A_DELAY_PS(200) G_DELAY_PS(0) /* CFG_GPMC_A26_OUT */ + 0x1fc A_DELAY_PS(435) G_DELAY_PS(0) /* CFG_GPMC_A27_OEN */ + 0x200 A_DELAY_PS(236) G_DELAY_PS(0) /* CFG_GPMC_A27_OUT */ + 0x364 A_DELAY_PS(759) G_DELAY_PS(0) /* CFG_GPMC_CS1_OEN */ + 0x368 A_DELAY_PS(372) G_DELAY_PS(0) /* CFG_GPMC_CS1_OUT */ >; }; diff --git a/arch/arm/boot/dts/dra76x.dtsi b/arch/arm/boot/dts/dra76x.dtsi index 9ee45aa365d8..cdcba3f561c4 100644 --- a/arch/arm/boot/dts/dra76x.dtsi +++ b/arch/arm/boot/dts/dra76x.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "dra74x.dtsi" @@ -81,3 +78,11 @@ reg = <0x3fc>; }; }; + +&rtctarget { + status = "disabled"; +}; + +&usb4_tm { + status = "disabled"; +}; diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi b/arch/arm/boot/dts/dra7xx-clocks.dtsi index bb52c6f0e90e..93e1eb83bed9 100644 --- a/arch/arm/boot/dts/dra7xx-clocks.dtsi +++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for DRA7xx clock data * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &cm_core_aon_clocks { atl_clkin0_ck: atl_clkin0_ck { diff --git a/arch/arm/boot/dts/gemini-dlink-dir-685.dts b/arch/arm/boot/dts/gemini-dlink-dir-685.dts index cfbfbc91a1e1..3613f05f8a80 100644 --- a/arch/arm/boot/dts/gemini-dlink-dir-685.dts +++ b/arch/arm/boot/dts/gemini-dlink-dir-685.dts @@ -20,7 +20,7 @@ }; chosen { - bootargs = "console=ttyS0,19200n8 root=/dev/sda1 rw rootwait"; + bootargs = "console=ttyS0,19200n8 root=/dev/sda1 rw rootwait consoleblank=300"; stdout-path = "uart0:19200n8"; }; diff --git a/arch/arm/boot/dts/gemini-dlink-dns-313.dts b/arch/arm/boot/dts/gemini-dlink-dns-313.dts index b12504e10f0b..360642a02a48 100644 --- a/arch/arm/boot/dts/gemini-dlink-dns-313.dts +++ b/arch/arm/boot/dts/gemini-dlink-dns-313.dts @@ -11,7 +11,7 @@ / { model = "D-Link DNS-313 1-Bay Network Storage Enclosure"; - compatible = "dlink,dir-313", "cortina,gemini"; + compatible = "dlink,dns-313", "cortina,gemini"; #address-cells = <1>; #size-cells = <1>; diff --git a/arch/arm/boot/dts/hip01-ca9x2.dts b/arch/arm/boot/dts/hip01-ca9x2.dts index eca5e42770fe..f05e74eacfe0 100644 --- a/arch/arm/boot/dts/hip01-ca9x2.dts +++ b/arch/arm/boot/dts/hip01-ca9x2.dts @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hisilicon Ltd. HiP01 SoC * @@ -5,10 +6,6 @@ * Copyright (C) 2014 Huawei Ltd. * * Author: Wang Long <long.wanglong@huawei.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/hip01.dtsi b/arch/arm/boot/dts/hip01.dtsi index f7cf4f53e764..975d39828405 100644 --- a/arch/arm/boot/dts/hip01.dtsi +++ b/arch/arm/boot/dts/hip01.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hisilicon Ltd. HiP01 SoC * @@ -5,10 +6,6 @@ * Copyright (c) 2014 Huawei Ltd. * * Author: Wang Long <long.wanglong@huawei.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ / { diff --git a/arch/arm/boot/dts/hip04.dtsi b/arch/arm/boot/dts/hip04.dtsi index 0f917b272ff3..bf0cb55809f8 100644 --- a/arch/arm/boot/dts/hip04.dtsi +++ b/arch/arm/boot/dts/hip04.dtsi @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hisilicon Ltd. HiP04 SoC * @@ -5,10 +6,6 @@ * Copyright (C) 2013-2014 Linaro Ltd. * * Author: Haojian Zhuang <haojian.zhuang@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ / { diff --git a/arch/arm/boot/dts/imx25-pinfunc.h b/arch/arm/boot/dts/imx25-pinfunc.h index a4807062a90f..f4516ccf2c1a 100644 --- a/arch/arm/boot/dts/imx25-pinfunc.h +++ b/arch/arm/boot/dts/imx25-pinfunc.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2013 Eukréa Electromatique <denis@eukrea.com> * Based on imx35-pinfunc.h in the same directory Which is: * Copyright 2013 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __DTS_IMX25_PINFUNC_H diff --git a/arch/arm/boot/dts/imx35-pinfunc.h b/arch/arm/boot/dts/imx35-pinfunc.h index 4911f2c405fa..9d6cc9564b72 100644 --- a/arch/arm/boot/dts/imx35-pinfunc.h +++ b/arch/arm/boot/dts/imx35-pinfunc.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2013 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __DTS_IMX35_PINFUNC_H diff --git a/arch/arm/boot/dts/imx50-pinfunc.h b/arch/arm/boot/dts/imx50-pinfunc.h index 43863347362e..5e6b30247543 100644 --- a/arch/arm/boot/dts/imx50-pinfunc.h +++ b/arch/arm/boot/dts/imx50-pinfunc.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2013 Greg Ungerer <gerg@uclinux.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __DTS_IMX50_PINFUNC_H diff --git a/arch/arm/boot/dts/imx51-pinfunc.h b/arch/arm/boot/dts/imx51-pinfunc.h index 82eae3c8a3ce..910e0ec50ef3 100644 --- a/arch/arm/boot/dts/imx51-pinfunc.h +++ b/arch/arm/boot/dts/imx51-pinfunc.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2013 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __DTS_IMX51_PINFUNC_H diff --git a/arch/arm/boot/dts/imx53-pinfunc.h b/arch/arm/boot/dts/imx53-pinfunc.h index 59f9c29e3fe2..67bd06610fdf 100644 --- a/arch/arm/boot/dts/imx53-pinfunc.h +++ b/arch/arm/boot/dts/imx53-pinfunc.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2013 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __DTS_IMX53_PINFUNC_H diff --git a/arch/arm/boot/dts/imx6dl-aristainetos_4.dts b/arch/arm/boot/dts/imx6dl-aristainetos_4.dts index b87a85cd44ac..37f80ab8ccd0 100644 --- a/arch/arm/boot/dts/imx6dl-aristainetos_4.dts +++ b/arch/arm/boot/dts/imx6dl-aristainetos_4.dts @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * support fot the imx6 based aristainetos board * * Copyright (C) 2014 Heiko Schocher <hs@denx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ /dts-v1/; #include "imx6dl.dtsi" diff --git a/arch/arm/boot/dts/imx6dl-aristainetos_7.dts b/arch/arm/boot/dts/imx6dl-aristainetos_7.dts index e71ad9062fd1..8d8c8c27e482 100644 --- a/arch/arm/boot/dts/imx6dl-aristainetos_7.dts +++ b/arch/arm/boot/dts/imx6dl-aristainetos_7.dts @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * support fot the imx6 based aristainetos board * * Copyright (C) 2014 Heiko Schocher <hs@denx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ /dts-v1/; #include "imx6dl.dtsi" diff --git a/arch/arm/boot/dts/imx6dl-pinfunc.h b/arch/arm/boot/dts/imx6dl-pinfunc.h index 37e430a261de..9d88d09f9bf6 100644 --- a/arch/arm/boot/dts/imx6dl-pinfunc.h +++ b/arch/arm/boot/dts/imx6dl-pinfunc.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2013 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __DTS_IMX6DL_PINFUNC_H diff --git a/arch/arm/boot/dts/imx6dl-rex-basic.dts b/arch/arm/boot/dts/imx6dl-rex-basic.dts index 853e58defa9c..0f1616bfa9a8 100644 --- a/arch/arm/boot/dts/imx6dl-rex-basic.dts +++ b/arch/arm/boot/dts/imx6dl-rex-basic.dts @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2014 FEDEVEL, Inc. * * Author: Robert Nelson <robertcnelson@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ /dts-v1/; #include "imx6dl.dtsi" diff --git a/arch/arm/boot/dts/imx6dl-riotboard.dts b/arch/arm/boot/dts/imx6dl-riotboard.dts index d9de49efa802..829654e1835a 100644 --- a/arch/arm/boot/dts/imx6dl-riotboard.dts +++ b/arch/arm/boot/dts/imx6dl-riotboard.dts @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2014 Iain Paton <ipaton0@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ /dts-v1/; diff --git a/arch/arm/boot/dts/imx6q-mccmon6.dts b/arch/arm/boot/dts/imx6q-mccmon6.dts index 74d9824e920b..a4d295455e67 100644 --- a/arch/arm/boot/dts/imx6q-mccmon6.dts +++ b/arch/arm/boot/dts/imx6q-mccmon6.dts @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2016-2017 * Lukasz Majewski, DENX Software Engineering, lukma@denx.de - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ /dts-v1/; diff --git a/arch/arm/boot/dts/imx6q-pinfunc.h b/arch/arm/boot/dts/imx6q-pinfunc.h index cfb11d3e739c..e40409d04b97 100644 --- a/arch/arm/boot/dts/imx6q-pinfunc.h +++ b/arch/arm/boot/dts/imx6q-pinfunc.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2013 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __DTS_IMX6Q_PINFUNC_H diff --git a/arch/arm/boot/dts/imx6q-rex-pro.dts b/arch/arm/boot/dts/imx6q-rex-pro.dts index aa3004eab06c..1767e1a3cd53 100644 --- a/arch/arm/boot/dts/imx6q-rex-pro.dts +++ b/arch/arm/boot/dts/imx6q-rex-pro.dts @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2014 FEDEVEL, Inc. * * Author: Robert Nelson <robertcnelson@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ /dts-v1/; #include "imx6q.dtsi" diff --git a/arch/arm/boot/dts/imx6qdl-aristainetos.dtsi b/arch/arm/boot/dts/imx6qdl-aristainetos.dtsi index ee4d0f84eeb2..d954661fa055 100644 --- a/arch/arm/boot/dts/imx6qdl-aristainetos.dtsi +++ b/arch/arm/boot/dts/imx6qdl-aristainetos.dtsi @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * support fot the imx6 based aristainetos board * * Copyright (C) 2014 Heiko Schocher <hs@denx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <dt-bindings/gpio/gpio.h> diff --git a/arch/arm/boot/dts/imx6qdl-rex.dtsi b/arch/arm/boot/dts/imx6qdl-rex.dtsi index 039e3b8306c4..97f1659144ea 100644 --- a/arch/arm/boot/dts/imx6qdl-rex.dtsi +++ b/arch/arm/boot/dts/imx6qdl-rex.dtsi @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2014 FEDEVEL, Inc. * * Author: Robert Nelson <robertcnelson@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <dt-bindings/gpio/gpio.h> diff --git a/arch/arm/boot/dts/imx6sl-pinfunc.h b/arch/arm/boot/dts/imx6sl-pinfunc.h index 77b17bcc7b70..bcf16060ecdc 100644 --- a/arch/arm/boot/dts/imx6sl-pinfunc.h +++ b/arch/arm/boot/dts/imx6sl-pinfunc.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2013 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __DTS_IMX6SL_PINFUNC_H diff --git a/arch/arm/boot/dts/imx6sx-pinfunc.h b/arch/arm/boot/dts/imx6sx-pinfunc.h index 42c4c800feea..aa194a2fdd53 100644 --- a/arch/arm/boot/dts/imx6sx-pinfunc.h +++ b/arch/arm/boot/dts/imx6sx-pinfunc.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2014 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __DTS_IMX6SX_PINFUNC_H diff --git a/arch/arm/boot/dts/imx6sx-softing-vining-2000.dts b/arch/arm/boot/dts/imx6sx-softing-vining-2000.dts index 2bc51623a806..28563f21024e 100644 --- a/arch/arm/boot/dts/imx6sx-softing-vining-2000.dts +++ b/arch/arm/boot/dts/imx6sx-softing-vining-2000.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 Christoph Fritz <chf.fritz@googlemail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/imx6ul-pinfunc.h b/arch/arm/boot/dts/imx6ul-pinfunc.h index 7b9a4dc38456..380d2db13a9b 100644 --- a/arch/arm/boot/dts/imx6ul-pinfunc.h +++ b/arch/arm/boot/dts/imx6ul-pinfunc.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2014 - 2015 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __DTS_IMX6UL_PINFUNC_H diff --git a/arch/arm/boot/dts/imx6ul.dtsi b/arch/arm/boot/dts/imx6ul.dtsi index bbf010c73336..a7f6d1d58e20 100644 --- a/arch/arm/boot/dts/imx6ul.dtsi +++ b/arch/arm/boot/dts/imx6ul.dtsi @@ -358,7 +358,7 @@ pwm1: pwm@2080000 { compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm"; reg = <0x02080000 0x4000>; - interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6UL_CLK_PWM1>, <&clks IMX6UL_CLK_PWM1>; clock-names = "ipg", "per"; @@ -369,7 +369,7 @@ pwm2: pwm@2084000 { compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm"; reg = <0x02084000 0x4000>; - interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6UL_CLK_PWM2>, <&clks IMX6UL_CLK_PWM2>; clock-names = "ipg", "per"; @@ -380,7 +380,7 @@ pwm3: pwm@2088000 { compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm"; reg = <0x02088000 0x4000>; - interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6UL_CLK_PWM3>, <&clks IMX6UL_CLK_PWM3>; clock-names = "ipg", "per"; @@ -391,7 +391,7 @@ pwm4: pwm@208c000 { compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm"; reg = <0x0208c000 0x4000>; - interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6UL_CLK_PWM4>, <&clks IMX6UL_CLK_PWM4>; clock-names = "ipg", "per"; diff --git a/arch/arm/boot/dts/imx6ull-pinfunc.h b/arch/arm/boot/dts/imx6ull-pinfunc.h index a282a31a4bae..eb025a9d4759 100644 --- a/arch/arm/boot/dts/imx6ull-pinfunc.h +++ b/arch/arm/boot/dts/imx6ull-pinfunc.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2016 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __DTS_IMX6ULL_PINFUNC_H diff --git a/arch/arm/boot/dts/imx7d-pinfunc.h b/arch/arm/boot/dts/imx7d-pinfunc.h index aa9dbead4b8b..08ca1608fdb1 100644 --- a/arch/arm/boot/dts/imx7d-pinfunc.h +++ b/arch/arm/boot/dts/imx7d-pinfunc.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014-2015 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __DTS_IMX7D_PINFUNC_H diff --git a/arch/arm/boot/dts/imx7ulp-pinfunc.h b/arch/arm/boot/dts/imx7ulp-pinfunc.h index 85f6b017803a..c0148d79b62d 100644 --- a/arch/arm/boot/dts/imx7ulp-pinfunc.h +++ b/arch/arm/boot/dts/imx7ulp-pinfunc.h @@ -1,11 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2016 Freescale Semiconductor, Inc. * Copyright 2017 NXP - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __DTS_IMX7ULP_PINFUNC_H diff --git a/arch/arm/boot/dts/logicpd-som-lv-35xx-devkit.dts b/arch/arm/boot/dts/logicpd-som-lv-35xx-devkit.dts index 32d0dc371fc3..f7a841a28865 100644 --- a/arch/arm/boot/dts/logicpd-som-lv-35xx-devkit.dts +++ b/arch/arm/boot/dts/logicpd-som-lv-35xx-devkit.dts @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only /dts-v1/; diff --git a/arch/arm/boot/dts/logicpd-som-lv-37xx-devkit.dts b/arch/arm/boot/dts/logicpd-som-lv-37xx-devkit.dts index 24283739526c..a604d92221a4 100644 --- a/arch/arm/boot/dts/logicpd-som-lv-37xx-devkit.dts +++ b/arch/arm/boot/dts/logicpd-som-lv-37xx-devkit.dts @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only /dts-v1/; diff --git a/arch/arm/boot/dts/logicpd-som-lv-baseboard.dtsi b/arch/arm/boot/dts/logicpd-som-lv-baseboard.dtsi index 3e39b9a1f35d..100396f6c2fe 100644 --- a/arch/arm/boot/dts/logicpd-som-lv-baseboard.dtsi +++ b/arch/arm/boot/dts/logicpd-som-lv-baseboard.dtsi @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only / { gpio_keys { diff --git a/arch/arm/boot/dts/logicpd-som-lv.dtsi b/arch/arm/boot/dts/logicpd-som-lv.dtsi index 98b682a8080c..5563ee54c960 100644 --- a/arch/arm/boot/dts/logicpd-som-lv.dtsi +++ b/arch/arm/boot/dts/logicpd-som-lv.dtsi @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only #include <dt-bindings/input/input.h> diff --git a/arch/arm/boot/dts/logicpd-torpedo-35xx-devkit.dts b/arch/arm/boot/dts/logicpd-torpedo-35xx-devkit.dts index d7cb659656ce..7675bc3fa868 100644 --- a/arch/arm/boot/dts/logicpd-torpedo-35xx-devkit.dts +++ b/arch/arm/boot/dts/logicpd-torpedo-35xx-devkit.dts @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only /dts-v1/; diff --git a/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit.dts b/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit.dts index c39cf2ca54da..18c27e85051f 100644 --- a/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit.dts +++ b/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit.dts @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only /dts-v1/; diff --git a/arch/arm/boot/dts/logicpd-torpedo-baseboard.dtsi b/arch/arm/boot/dts/logicpd-torpedo-baseboard.dtsi index 86c5644f558c..642e809e757a 100644 --- a/arch/arm/boot/dts/logicpd-torpedo-baseboard.dtsi +++ b/arch/arm/boot/dts/logicpd-torpedo-baseboard.dtsi @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only / { gpio_keys { diff --git a/arch/arm/boot/dts/logicpd-torpedo-som.dtsi b/arch/arm/boot/dts/logicpd-torpedo-som.dtsi index 7d2302e8706c..3fdd0a72f87f 100644 --- a/arch/arm/boot/dts/logicpd-torpedo-som.dtsi +++ b/arch/arm/boot/dts/logicpd-torpedo-som.dtsi @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only #include <dt-bindings/input/input.h> diff --git a/arch/arm/boot/dts/ls1021a-moxa-uc-8410a.dts b/arch/arm/boot/dts/ls1021a-moxa-uc-8410a.dts index dcb1d9bd0922..f3ddea934f1b 100644 --- a/arch/arm/boot/dts/ls1021a-moxa-uc-8410a.dts +++ b/arch/arm/boot/dts/ls1021a-moxa-uc-8410a.dts @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 Moxa Inc. - https://www.moxa.com/ * * Author: Harry YJ Jhou (周亞諄) <harryyj.jhou@moxa.com> * Jimmy Chen (陳永達) <jimmy.chen@moxa.com> * SZ Lin (林上智) <sz.lin@moxa.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/meson8.dtsi b/arch/arm/boot/dts/meson8.dtsi index 7ef442462ea4..40c11b6b217a 100644 --- a/arch/arm/boot/dts/meson8.dtsi +++ b/arch/arm/boot/dts/meson8.dtsi @@ -248,8 +248,8 @@ <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 172 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 171 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 172 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>, @@ -264,7 +264,6 @@ clocks = <&clkc CLKID_CLK81>, <&clkc CLKID_MALI>; clock-names = "bus", "core"; operating-points-v2 = <&gpu_opp_table>; - switch-delay = <0xffff>; }; }; }; /* end of / */ diff --git a/arch/arm/boot/dts/meson8b.dtsi b/arch/arm/boot/dts/meson8b.dtsi index 800cd65fc50a..ec67f49116d9 100644 --- a/arch/arm/boot/dts/meson8b.dtsi +++ b/arch/arm/boot/dts/meson8b.dtsi @@ -163,23 +163,23 @@ opp-255000000 { opp-hz = /bits/ 64 <255000000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; }; opp-364300000 { opp-hz = /bits/ 64 <364300000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; }; opp-425000000 { opp-hz = /bits/ 64 <425000000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; }; opp-510000000 { opp-hz = /bits/ 64 <510000000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; }; opp-637500000 { opp-hz = /bits/ 64 <637500000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; turbo-mode; }; }; @@ -229,7 +229,6 @@ clocks = <&clkc CLKID_CLK81>, <&clkc CLKID_MALI>; clock-names = "bus", "core"; operating-points-v2 = <&gpu_opp_table>; - switch-delay = <0xffff>; }; }; }; /* end of / */ diff --git a/arch/arm/boot/dts/motorola-cpcap-mapphone.dtsi b/arch/arm/boot/dts/motorola-cpcap-mapphone.dtsi index f57acf8f66b9..d1eae47b83f6 100644 --- a/arch/arm/boot/dts/motorola-cpcap-mapphone.dtsi +++ b/arch/arm/boot/dts/motorola-cpcap-mapphone.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Common CPCAP configuration used on Motorola phones - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &mcspi1 { diff --git a/arch/arm/boot/dts/nspire-classic.dtsi b/arch/arm/boot/dts/nspire-classic.dtsi index 4907c5085d4b..c53f42777851 100644 --- a/arch/arm/boot/dts/nspire-classic.dtsi +++ b/arch/arm/boot/dts/nspire-classic.dtsi @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/boot/nspire-classic.dts * * Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2, as - * published by the Free Software Foundation. - * */ /include/ "nspire.dtsi" diff --git a/arch/arm/boot/dts/nspire-clp.dts b/arch/arm/boot/dts/nspire-clp.dts index fa5a044656de..f52f38c61588 100644 --- a/arch/arm/boot/dts/nspire-clp.dts +++ b/arch/arm/boot/dts/nspire-clp.dts @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/boot/nspire-clp.dts * * Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2, as - * published by the Free Software Foundation. - * */ /dts-v1/; diff --git a/arch/arm/boot/dts/nspire-cx.dts b/arch/arm/boot/dts/nspire-cx.dts index 08e0b81b3385..da95c3736651 100644 --- a/arch/arm/boot/dts/nspire-cx.dts +++ b/arch/arm/boot/dts/nspire-cx.dts @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/boot/nspire-cx.dts * * Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2, as - * published by the Free Software Foundation. - * */ /dts-v1/; diff --git a/arch/arm/boot/dts/nspire-tp.dts b/arch/arm/boot/dts/nspire-tp.dts index 621391ce6ed6..f7d0faacd4cc 100644 --- a/arch/arm/boot/dts/nspire-tp.dts +++ b/arch/arm/boot/dts/nspire-tp.dts @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/boot/nspire-tp.dts * * Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2, as - * published by the Free Software Foundation. - * */ /dts-v1/; diff --git a/arch/arm/boot/dts/nspire.dtsi b/arch/arm/boot/dts/nspire.dtsi index 5a3c1f9d1832..c35fd6667716 100644 --- a/arch/arm/boot/dts/nspire.dtsi +++ b/arch/arm/boot/dts/nspire.dtsi @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/boot/nspire.dtsi * * Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2, as - * published by the Free Software Foundation. - * */ / { diff --git a/arch/arm/boot/dts/omap2420-clocks.dtsi b/arch/arm/boot/dts/omap2420-clocks.dtsi index f8e5bd3cc628..00a7a199a91c 100644 --- a/arch/arm/boot/dts/omap2420-clocks.dtsi +++ b/arch/arm/boot/dts/omap2420-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for OMAP2420 clock data * * Copyright (C) 2014 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &prcm_clocks { diff --git a/arch/arm/boot/dts/omap2420-h4.dts b/arch/arm/boot/dts/omap2420-h4.dts index 9265c0b9c3f3..7d660271400d 100644 --- a/arch/arm/boot/dts/omap2420-h4.dts +++ b/arch/arm/boot/dts/omap2420-h4.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap2430-clocks.dtsi b/arch/arm/boot/dts/omap2430-clocks.dtsi index a5aa7d619849..4e5ab5189476 100644 --- a/arch/arm/boot/dts/omap2430-clocks.dtsi +++ b/arch/arm/boot/dts/omap2430-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for OMAP2430 clock data * * Copyright (C) 2014 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &scm_clocks { diff --git a/arch/arm/boot/dts/omap2430-sdp.dts b/arch/arm/boot/dts/omap2430-sdp.dts index 4f7d9d7c00c7..f7e324886642 100644 --- a/arch/arm/boot/dts/omap2430-sdp.dts +++ b/arch/arm/boot/dts/omap2430-sdp.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap24xx-clocks.dtsi b/arch/arm/boot/dts/omap24xx-clocks.dtsi index 769a346de613..07af87edf0e2 100644 --- a/arch/arm/boot/dts/omap24xx-clocks.dtsi +++ b/arch/arm/boot/dts/omap24xx-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for OMAP24xx clock data * * Copyright (C) 2014 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &scm_clocks { mcbsp1_mux_fck: mcbsp1_mux_fck@4 { diff --git a/arch/arm/boot/dts/omap3-beagle-xm-ab.dts b/arch/arm/boot/dts/omap3-beagle-xm-ab.dts index 7ac3bcf59d59..e498495b8465 100644 --- a/arch/arm/boot/dts/omap3-beagle-xm-ab.dts +++ b/arch/arm/boot/dts/omap3-beagle-xm-ab.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-beagle-xm.dts" diff --git a/arch/arm/boot/dts/omap3-beagle-xm.dts b/arch/arm/boot/dts/omap3-beagle-xm.dts index 9985ee2aae0c..1aa99fc1487a 100644 --- a/arch/arm/boot/dts/omap3-beagle-xm.dts +++ b/arch/arm/boot/dts/omap3-beagle-xm.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts index 91bb50ad9a4f..e3df3c166902 100644 --- a/arch/arm/boot/dts/omap3-beagle.dts +++ b/arch/arm/boot/dts/omap3-beagle.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3-devkit8000-common.dtsi b/arch/arm/boot/dts/omap3-devkit8000-common.dtsi index 746a658e84b6..ac3d996cec5c 100644 --- a/arch/arm/boot/dts/omap3-devkit8000-common.dtsi +++ b/arch/arm/boot/dts/omap3-devkit8000-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Author: Anil Kumar <anilk4.v@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/input/input.h> diff --git a/arch/arm/boot/dts/omap3-devkit8000-lcd-common.dtsi b/arch/arm/boot/dts/omap3-devkit8000-lcd-common.dtsi index 1093387259e2..3decc2d78a6c 100644 --- a/arch/arm/boot/dts/omap3-devkit8000-lcd-common.dtsi +++ b/arch/arm/boot/dts/omap3-devkit8000-lcd-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Author: Anthoine Bourgeois <anthoine.bourgois@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-devkit8000-common.dtsi" diff --git a/arch/arm/boot/dts/omap3-devkit8000-lcd43.dts b/arch/arm/boot/dts/omap3-devkit8000-lcd43.dts index d8b16398bfb3..a80fc60bc773 100644 --- a/arch/arm/boot/dts/omap3-devkit8000-lcd43.dts +++ b/arch/arm/boot/dts/omap3-devkit8000-lcd43.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Author: Anthoine Bourgeois <anthoine.bourgois@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3-devkit8000-lcd70.dts b/arch/arm/boot/dts/omap3-devkit8000-lcd70.dts index edb37ba80498..0753776071f8 100644 --- a/arch/arm/boot/dts/omap3-devkit8000-lcd70.dts +++ b/arch/arm/boot/dts/omap3-devkit8000-lcd70.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Author: Anthoine Bourgeois <anthoine.bourgois@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3-devkit8000.dts b/arch/arm/boot/dts/omap3-devkit8000.dts index 40ac89482f5d..faafc48d8f61 100644 --- a/arch/arm/boot/dts/omap3-devkit8000.dts +++ b/arch/arm/boot/dts/omap3-devkit8000.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Author: Anthoine Bourgeois <anthoine.bourgeois@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3-evm-37xx.dts b/arch/arm/boot/dts/omap3-evm-37xx.dts index a14303b09ae2..e0c0382388f0 100644 --- a/arch/arm/boot/dts/omap3-evm-37xx.dts +++ b/arch/arm/boot/dts/omap3-evm-37xx.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3-evm.dts b/arch/arm/boot/dts/omap3-evm.dts index 21a3b88aef0c..6a94815feb76 100644 --- a/arch/arm/boot/dts/omap3-evm.dts +++ b/arch/arm/boot/dts/omap3-evm.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3-gta04.dtsi b/arch/arm/boot/dts/omap3-gta04.dtsi index 04f2b53d4d3d..b295f6fad2a5 100644 --- a/arch/arm/boot/dts/omap3-gta04.dtsi +++ b/arch/arm/boot/dts/omap3-gta04.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Marek Belisko <marek@goldelico.com> * * Based on omap3-beagle-xm.dts - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3-gta04a3.dts b/arch/arm/boot/dts/omap3-gta04a3.dts index cc9244956679..bfae1a9ceeac 100644 --- a/arch/arm/boot/dts/omap3-gta04a3.dts +++ b/arch/arm/boot/dts/omap3-gta04a3.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 H. Nikolaus Schaller <hns@goldelico.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-gta04.dtsi" diff --git a/arch/arm/boot/dts/omap3-gta04a4.dts b/arch/arm/boot/dts/omap3-gta04a4.dts index 77afc711fe4f..f1cf24d55e6f 100644 --- a/arch/arm/boot/dts/omap3-gta04a4.dts +++ b/arch/arm/boot/dts/omap3-gta04a4.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Marek Belisko <marek@goldelico.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-gta04.dtsi" diff --git a/arch/arm/boot/dts/omap3-gta04a5.dts b/arch/arm/boot/dts/omap3-gta04a5.dts index 223b47ac596e..fd84bbf3b9cc 100644 --- a/arch/arm/boot/dts/omap3-gta04a5.dts +++ b/arch/arm/boot/dts/omap3-gta04a5.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-18 H. Nikolaus Schaller <hns@goldelico.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-gta04.dtsi" diff --git a/arch/arm/boot/dts/omap3-gta04a5one.dts b/arch/arm/boot/dts/omap3-gta04a5one.dts index 9b7bbdc344b3..9db9fe67cd63 100644 --- a/arch/arm/boot/dts/omap3-gta04a5one.dts +++ b/arch/arm/boot/dts/omap3-gta04a5one.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-18 H. Nikolaus Schaller <hns@goldelico.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-gta04a5.dts" diff --git a/arch/arm/boot/dts/omap3-ha-common.dtsi b/arch/arm/boot/dts/omap3-ha-common.dtsi index bd66545ef954..33132855d517 100644 --- a/arch/arm/boot/dts/omap3-ha-common.dtsi +++ b/arch/arm/boot/dts/omap3-ha-common.dtsi @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ * Copyright (C) 2014 Stefan Roese <sr@denx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-tao3530.dtsi" diff --git a/arch/arm/boot/dts/omap3-ha-lcd.dts b/arch/arm/boot/dts/omap3-ha-lcd.dts index 60af7c2358a3..badb9b3c8897 100644 --- a/arch/arm/boot/dts/omap3-ha-lcd.dts +++ b/arch/arm/boot/dts/omap3-ha-lcd.dts @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ * Copyright (C) 2014 Stefan Roese <sr@denx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-ha-common.dtsi" diff --git a/arch/arm/boot/dts/omap3-ha.dts b/arch/arm/boot/dts/omap3-ha.dts index fde325688fb9..a5365252bfbe 100644 --- a/arch/arm/boot/dts/omap3-ha.dts +++ b/arch/arm/boot/dts/omap3-ha.dts @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ * Copyright (C) 2014 Stefan Roese <sr@denx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-ha-common.dtsi" diff --git a/arch/arm/boot/dts/omap3-igep.dtsi b/arch/arm/boot/dts/omap3-igep.dtsi index f33cc80c9dbc..5de2be9bbe6f 100644 --- a/arch/arm/boot/dts/omap3-igep.dtsi +++ b/arch/arm/boot/dts/omap3-igep.dtsi @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Common device tree for IGEP boards based on AM/DM37x * * Copyright (C) 2012 Javier Martinez Canillas <javier@osg.samsung.com> * Copyright (C) 2012 Enric Balletbo i Serra <eballetbo@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3-igep0020-common.dtsi b/arch/arm/boot/dts/omap3-igep0020-common.dtsi index ecbec23af49f..91caa50b74c4 100644 --- a/arch/arm/boot/dts/omap3-igep0020-common.dtsi +++ b/arch/arm/boot/dts/omap3-igep0020-common.dtsi @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Common Device Tree Source for IGEPv2 * * Copyright (C) 2014 Javier Martinez Canillas <javier@osg.samsung.com> * Copyright (C) 2014 Enric Balletbo i Serra <eballetbo@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-igep.dtsi" diff --git a/arch/arm/boot/dts/omap3-igep0020-rev-f.dts b/arch/arm/boot/dts/omap3-igep0020-rev-f.dts index 285681d7af49..03dcd05fb8a0 100644 --- a/arch/arm/boot/dts/omap3-igep0020-rev-f.dts +++ b/arch/arm/boot/dts/omap3-igep0020-rev-f.dts @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for IGEPv2 Rev. F (TI OMAP AM/DM37x) * * Copyright (C) 2012 Javier Martinez Canillas <javier@osg.samsung.com> * Copyright (C) 2012 Enric Balletbo i Serra <eballetbo@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-igep0020-common.dtsi" diff --git a/arch/arm/boot/dts/omap3-igep0020.dts b/arch/arm/boot/dts/omap3-igep0020.dts index 33d6b4ead092..6d0519e3dfd0 100644 --- a/arch/arm/boot/dts/omap3-igep0020.dts +++ b/arch/arm/boot/dts/omap3-igep0020.dts @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for IGEPv2 Rev. C (TI OMAP AM/DM37x) * * Copyright (C) 2012 Javier Martinez Canillas <javier@osg.samsung.com> * Copyright (C) 2012 Enric Balletbo i Serra <eballetbo@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-igep0020-common.dtsi" diff --git a/arch/arm/boot/dts/omap3-igep0030-common.dtsi b/arch/arm/boot/dts/omap3-igep0030-common.dtsi index 443f71707437..71b0ae807ecd 100644 --- a/arch/arm/boot/dts/omap3-igep0030-common.dtsi +++ b/arch/arm/boot/dts/omap3-igep0030-common.dtsi @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Common Device Tree Source for IGEP COM MODULE * * Copyright (C) 2014 Javier Martinez Canillas <javier@osg.samsung.com> * Copyright (C) 2014 Enric Balletbo i Serra <eballetbo@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-igep.dtsi" diff --git a/arch/arm/boot/dts/omap3-igep0030-rev-g.dts b/arch/arm/boot/dts/omap3-igep0030-rev-g.dts index 1adc73bd2ca0..060acd1e803a 100644 --- a/arch/arm/boot/dts/omap3-igep0030-rev-g.dts +++ b/arch/arm/boot/dts/omap3-igep0030-rev-g.dts @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for IGEP COM MODULE Rev. G (TI OMAP AM/DM37x) * * Copyright (C) 2014 Javier Martinez Canillas <javier@osg.samsung.com> * Copyright (C) 2014 Enric Balletbo i Serra <eballetbo@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-igep0030-common.dtsi" diff --git a/arch/arm/boot/dts/omap3-igep0030.dts b/arch/arm/boot/dts/omap3-igep0030.dts index 55b0cc4f5ee5..25170bd3c573 100644 --- a/arch/arm/boot/dts/omap3-igep0030.dts +++ b/arch/arm/boot/dts/omap3-igep0030.dts @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for IGEP COM MODULE Rev. E (TI OMAP AM/DM37x) * * Copyright (C) 2012 Javier Martinez Canillas <javier@osg.samsung.com> * Copyright (C) 2012 Enric Balletbo i Serra <eballetbo@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-igep0030-common.dtsi" diff --git a/arch/arm/boot/dts/omap3-ldp.dts b/arch/arm/boot/dts/omap3-ldp.dts index e28fe13cb007..9a5fde2d9bce 100644 --- a/arch/arm/boot/dts/omap3-ldp.dts +++ b/arch/arm/boot/dts/omap3-ldp.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3-n9.dts b/arch/arm/boot/dts/omap3-n9.dts index 1f91646b8951..74c0ff2350d3 100644 --- a/arch/arm/boot/dts/omap3-n9.dts +++ b/arch/arm/boot/dts/omap3-n9.dts @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap3-n9.dts - Device Tree file for Nokia N9 * * Written by: Aaro Koskinen <aaro.koskinen@iki.fi> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3-n950-n9.dtsi b/arch/arm/boot/dts/omap3-n950-n9.dtsi index e142e6c70a59..5441e9ffdbb4 100644 --- a/arch/arm/boot/dts/omap3-n950-n9.dtsi +++ b/arch/arm/boot/dts/omap3-n950-n9.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap3-n950-n9.dtsi - Device Tree file for Nokia N950 & N9 (common stuff) * * Written by: Aaro Koskinen <aaro.koskinen@iki.fi> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap36xx.dtsi" diff --git a/arch/arm/boot/dts/omap3-n950.dts b/arch/arm/boot/dts/omap3-n950.dts index 2354e09343f3..9886bf8b90ab 100644 --- a/arch/arm/boot/dts/omap3-n950.dts +++ b/arch/arm/boot/dts/omap3-n950.dts @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap3-n950.dts - Device Tree file for Nokia N950 * * Written by: Aaro Koskinen <aaro.koskinen@iki.fi> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3-overo-alto35-common.dtsi b/arch/arm/boot/dts/omap3-overo-alto35-common.dtsi index 99a7eee6e61f..bb932913c9e3 100644 --- a/arch/arm/boot/dts/omap3-overo-alto35-common.dtsi +++ b/arch/arm/boot/dts/omap3-overo-alto35-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-alto35.dts b/arch/arm/boot/dts/omap3-overo-alto35.dts index a3249eb7501d..37c64dd5f672 100644 --- a/arch/arm/boot/dts/omap3-overo-alto35.dts +++ b/arch/arm/boot/dts/omap3-overo-alto35.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-base.dtsi b/arch/arm/boot/dts/omap3-overo-base.dtsi index ac141fcd1742..971d3e250515 100644 --- a/arch/arm/boot/dts/omap3-overo-base.dtsi +++ b/arch/arm/boot/dts/omap3-overo-base.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-chestnut43-common.dtsi b/arch/arm/boot/dts/omap3-overo-chestnut43-common.dtsi index 56dbd113430e..2d2c61d7aa86 100644 --- a/arch/arm/boot/dts/omap3-overo-chestnut43-common.dtsi +++ b/arch/arm/boot/dts/omap3-overo-chestnut43-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-chestnut43.dts b/arch/arm/boot/dts/omap3-overo-chestnut43.dts index fe0824aca3c0..d147d704b89f 100644 --- a/arch/arm/boot/dts/omap3-overo-chestnut43.dts +++ b/arch/arm/boot/dts/omap3-overo-chestnut43.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-common-dvi.dtsi b/arch/arm/boot/dts/omap3-overo-common-dvi.dtsi index ae5564abbe2f..c9e62e414abb 100644 --- a/arch/arm/boot/dts/omap3-overo-common-dvi.dtsi +++ b/arch/arm/boot/dts/omap3-overo-common-dvi.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-common-lcd35.dtsi b/arch/arm/boot/dts/omap3-overo-common-lcd35.dtsi index 854117dc0b77..185ce53de0ec 100644 --- a/arch/arm/boot/dts/omap3-overo-common-lcd35.dtsi +++ b/arch/arm/boot/dts/omap3-overo-common-lcd35.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-common-lcd43.dtsi b/arch/arm/boot/dts/omap3-overo-common-lcd43.dtsi index b0753ef8abd4..7fe0f9148232 100644 --- a/arch/arm/boot/dts/omap3-overo-common-lcd43.dtsi +++ b/arch/arm/boot/dts/omap3-overo-common-lcd43.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-common-peripherals.dtsi b/arch/arm/boot/dts/omap3-overo-common-peripherals.dtsi index 520453d95704..8a4a02472c9a 100644 --- a/arch/arm/boot/dts/omap3-overo-common-peripherals.dtsi +++ b/arch/arm/boot/dts/omap3-overo-common-peripherals.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-gallop43-common.dtsi b/arch/arm/boot/dts/omap3-overo-gallop43-common.dtsi index 286f5baddf07..155aec121400 100644 --- a/arch/arm/boot/dts/omap3-overo-gallop43-common.dtsi +++ b/arch/arm/boot/dts/omap3-overo-gallop43-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-gallop43.dts b/arch/arm/boot/dts/omap3-overo-gallop43.dts index 241f5c1914e0..24b40bdf7ea1 100644 --- a/arch/arm/boot/dts/omap3-overo-gallop43.dts +++ b/arch/arm/boot/dts/omap3-overo-gallop43.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-palo35-common.dtsi b/arch/arm/boot/dts/omap3-overo-palo35-common.dtsi index a8020fb42464..82a04466747a 100644 --- a/arch/arm/boot/dts/omap3-overo-palo35-common.dtsi +++ b/arch/arm/boot/dts/omap3-overo-palo35-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Ash Charles, Gumstix Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-palo35.dts b/arch/arm/boot/dts/omap3-overo-palo35.dts index e3e2bce6edbb..55e08d56b18b 100644 --- a/arch/arm/boot/dts/omap3-overo-palo35.dts +++ b/arch/arm/boot/dts/omap3-overo-palo35.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Ash Charles, Gumstix Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-palo43-common.dtsi b/arch/arm/boot/dts/omap3-overo-palo43-common.dtsi index 11965737e2c9..453a55324fa1 100644 --- a/arch/arm/boot/dts/omap3-overo-palo43-common.dtsi +++ b/arch/arm/boot/dts/omap3-overo-palo43-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-palo43.dts b/arch/arm/boot/dts/omap3-overo-palo43.dts index cedb103b4b66..092c8325a133 100644 --- a/arch/arm/boot/dts/omap3-overo-palo43.dts +++ b/arch/arm/boot/dts/omap3-overo-palo43.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-storm-alto35.dts b/arch/arm/boot/dts/omap3-overo-storm-alto35.dts index e9cae52afc25..18338576c41d 100644 --- a/arch/arm/boot/dts/omap3-overo-storm-alto35.dts +++ b/arch/arm/boot/dts/omap3-overo-storm-alto35.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-storm-chestnut43.dts b/arch/arm/boot/dts/omap3-overo-storm-chestnut43.dts index 7d82fdfd9909..f204c8af8281 100644 --- a/arch/arm/boot/dts/omap3-overo-storm-chestnut43.dts +++ b/arch/arm/boot/dts/omap3-overo-storm-chestnut43.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-storm-gallop43.dts b/arch/arm/boot/dts/omap3-overo-storm-gallop43.dts index a1b57e0cf37f..c633f7cee68e 100644 --- a/arch/arm/boot/dts/omap3-overo-storm-gallop43.dts +++ b/arch/arm/boot/dts/omap3-overo-storm-gallop43.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-storm-palo35.dts b/arch/arm/boot/dts/omap3-overo-storm-palo35.dts index 4e725d2d0038..fb88ebc9858c 100644 --- a/arch/arm/boot/dts/omap3-overo-storm-palo35.dts +++ b/arch/arm/boot/dts/omap3-overo-storm-palo35.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Ash Charles, Gumstix, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-storm-palo43.dts b/arch/arm/boot/dts/omap3-overo-storm-palo43.dts index b585d8fbc347..76cca00d97b6 100644 --- a/arch/arm/boot/dts/omap3-overo-storm-palo43.dts +++ b/arch/arm/boot/dts/omap3-overo-storm-palo43.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-storm-summit.dts b/arch/arm/boot/dts/omap3-overo-storm-summit.dts index a0d7fd8369d7..cc081a9e4c1e 100644 --- a/arch/arm/boot/dts/omap3-overo-storm-summit.dts +++ b/arch/arm/boot/dts/omap3-overo-storm-summit.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-storm-tobi.dts b/arch/arm/boot/dts/omap3-overo-storm-tobi.dts index 879383acad87..1de41c0826e0 100644 --- a/arch/arm/boot/dts/omap3-overo-storm-tobi.dts +++ b/arch/arm/boot/dts/omap3-overo-storm-tobi.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-storm-tobiduo.dts b/arch/arm/boot/dts/omap3-overo-storm-tobiduo.dts index da6afafcc6c1..9ed13118ed8e 100644 --- a/arch/arm/boot/dts/omap3-overo-storm-tobiduo.dts +++ b/arch/arm/boot/dts/omap3-overo-storm-tobiduo.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Ash Charles, Gumstix, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-storm.dtsi b/arch/arm/boot/dts/omap3-overo-storm.dtsi index 6cb418b4124a..2af15d5f61f9 100644 --- a/arch/arm/boot/dts/omap3-overo-storm.dtsi +++ b/arch/arm/boot/dts/omap3-overo-storm.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap36xx.dtsi" diff --git a/arch/arm/boot/dts/omap3-overo-summit-common.dtsi b/arch/arm/boot/dts/omap3-overo-summit-common.dtsi index 0ac97ba98549..df7450f17ffd 100644 --- a/arch/arm/boot/dts/omap3-overo-summit-common.dtsi +++ b/arch/arm/boot/dts/omap3-overo-summit-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-summit.dts b/arch/arm/boot/dts/omap3-overo-summit.dts index 69765609455a..a6c9799fe491 100644 --- a/arch/arm/boot/dts/omap3-overo-summit.dts +++ b/arch/arm/boot/dts/omap3-overo-summit.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-tobi-common.dtsi b/arch/arm/boot/dts/omap3-overo-tobi-common.dtsi index 1b304e2f1bd2..9bf4b88a4b50 100644 --- a/arch/arm/boot/dts/omap3-overo-tobi-common.dtsi +++ b/arch/arm/boot/dts/omap3-overo-tobi-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-tobi.dts b/arch/arm/boot/dts/omap3-overo-tobi.dts index fd6400efcdee..ce3f2404f329 100644 --- a/arch/arm/boot/dts/omap3-overo-tobi.dts +++ b/arch/arm/boot/dts/omap3-overo-tobi.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-tobiduo-common.dtsi b/arch/arm/boot/dts/omap3-overo-tobiduo-common.dtsi index 82e98ee3023a..e5da3bc6f105 100644 --- a/arch/arm/boot/dts/omap3-overo-tobiduo-common.dtsi +++ b/arch/arm/boot/dts/omap3-overo-tobiduo-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Ash Charles, Gumstix, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo-tobiduo.dts b/arch/arm/boot/dts/omap3-overo-tobiduo.dts index b9ce310f6e82..fc6163eae45e 100644 --- a/arch/arm/boot/dts/omap3-overo-tobiduo.dts +++ b/arch/arm/boot/dts/omap3-overo-tobiduo.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Ash Charles, Gumstix, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-overo.dtsi b/arch/arm/boot/dts/omap3-overo.dtsi index 932a02ff552a..cc9263e99254 100644 --- a/arch/arm/boot/dts/omap3-overo.dtsi +++ b/arch/arm/boot/dts/omap3-overo.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap34xx.dtsi" diff --git a/arch/arm/boot/dts/omap3-pandora-1ghz.dts b/arch/arm/boot/dts/omap3-pandora-1ghz.dts index 25498f756a29..81b957f33c9f 100644 --- a/arch/arm/boot/dts/omap3-pandora-1ghz.dts +++ b/arch/arm/boot/dts/omap3-pandora-1ghz.dts @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 * Nikolaus Schaller <hns@goldelico.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-pandora-600mhz.dts b/arch/arm/boot/dts/omap3-pandora-600mhz.dts index 8775897a4ce7..6bd9041942f2 100644 --- a/arch/arm/boot/dts/omap3-pandora-600mhz.dts +++ b/arch/arm/boot/dts/omap3-pandora-600mhz.dts @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 * Nikolaus Schaller <hns@goldelico.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/omap3-pandora-common.dtsi b/arch/arm/boot/dts/omap3-pandora-common.dtsi index 90c98f95b2b3..ec5891718ae6 100644 --- a/arch/arm/boot/dts/omap3-pandora-common.dtsi +++ b/arch/arm/boot/dts/omap3-pandora-common.dtsi @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 * Nikolaus Schaller <hns@goldelico.com> * * Common device tree include for OpenPandora devices. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/input/input.h> diff --git a/arch/arm/boot/dts/omap3-sniper.dts b/arch/arm/boot/dts/omap3-sniper.dts index bc4498e77bc9..40a87330e8c3 100644 --- a/arch/arm/boot/dts/omap3-sniper.dts +++ b/arch/arm/boot/dts/omap3-sniper.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015-2016 Paul Kocialkowski <contact@paulk.fr> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3-tao3530.dtsi b/arch/arm/boot/dts/omap3-tao3530.dtsi index 6f5bd027b717..a7a04d78deeb 100644 --- a/arch/arm/boot/dts/omap3-tao3530.dtsi +++ b/arch/arm/boot/dts/omap3-tao3530.dtsi @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ * Copyright (C) 2014 Stefan Roese <sr@denx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3-thunder.dts b/arch/arm/boot/dts/omap3-thunder.dts index 9736ba79bb5b..6276e7079b36 100644 --- a/arch/arm/boot/dts/omap3-thunder.dts +++ b/arch/arm/boot/dts/omap3-thunder.dts @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ * Copyright (C) 2014 Stefan Roese <sr@denx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap3-tao3530.dtsi" diff --git a/arch/arm/boot/dts/omap3-zoom3.dts b/arch/arm/boot/dts/omap3-zoom3.dts index aac27a441331..db3a2fe84e99 100644 --- a/arch/arm/boot/dts/omap3-zoom3.dts +++ b/arch/arm/boot/dts/omap3-zoom3.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3430-sdp.dts b/arch/arm/boot/dts/omap3430-sdp.dts index d652708f6bef..0abd61108a53 100644 --- a/arch/arm/boot/dts/omap3430-sdp.dts +++ b/arch/arm/boot/dts/omap3430-sdp.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap3430es1-clocks.dtsi b/arch/arm/boot/dts/omap3430es1-clocks.dtsi index 86de819a0dcf..2ec3628d3315 100644 --- a/arch/arm/boot/dts/omap3430es1-clocks.dtsi +++ b/arch/arm/boot/dts/omap3430es1-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for OMAP3430 ES1 clock data * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &cm_clocks { gfx_l3_ck: gfx_l3_ck@b10 { diff --git a/arch/arm/boot/dts/omap34xx-omap36xx-clocks.dtsi b/arch/arm/boot/dts/omap34xx-omap36xx-clocks.dtsi index 858aa0796ec8..5e9d1afcd422 100644 --- a/arch/arm/boot/dts/omap34xx-omap36xx-clocks.dtsi +++ b/arch/arm/boot/dts/omap34xx-omap36xx-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for OMAP34XX/OMAP36XX clock data * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &cm_clocks { security_l4_ick2: security_l4_ick2 { diff --git a/arch/arm/boot/dts/omap36xx-am35xx-omap3430es2plus-clocks.dtsi b/arch/arm/boot/dts/omap36xx-am35xx-omap3430es2plus-clocks.dtsi index 15d18669000e..9974d5226971 100644 --- a/arch/arm/boot/dts/omap36xx-am35xx-omap3430es2plus-clocks.dtsi +++ b/arch/arm/boot/dts/omap36xx-am35xx-omap3430es2plus-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for OMAP36xx/AM35xx/OMAP34xx clock data * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &prm_clocks { corex2_d3_fck: corex2_d3_fck { diff --git a/arch/arm/boot/dts/omap36xx-clocks.dtsi b/arch/arm/boot/dts/omap36xx-clocks.dtsi index a21d1f021267..e66fc57ec35d 100644 --- a/arch/arm/boot/dts/omap36xx-clocks.dtsi +++ b/arch/arm/boot/dts/omap36xx-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for OMAP36xx clock data * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &cm_clocks { dpll4_ck: dpll4_ck@d00 { diff --git a/arch/arm/boot/dts/omap36xx-omap3430es2plus-clocks.dtsi b/arch/arm/boot/dts/omap36xx-omap3430es2plus-clocks.dtsi index 1a4fbdf0d9cc..945537aee3ca 100644 --- a/arch/arm/boot/dts/omap36xx-omap3430es2plus-clocks.dtsi +++ b/arch/arm/boot/dts/omap36xx-omap3430es2plus-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for OMAP34xx/OMAP36xx clock data * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &cm_clocks { ssi_ssr_gate_fck_3430es2: ssi_ssr_gate_fck_3430es2@a00 { diff --git a/arch/arm/boot/dts/omap3xxx-clocks.dtsi b/arch/arm/boot/dts/omap3xxx-clocks.dtsi index 9bd91641aa7c..685c82a9d03e 100644 --- a/arch/arm/boot/dts/omap3xxx-clocks.dtsi +++ b/arch/arm/boot/dts/omap3xxx-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for OMAP3 clock data * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &prm_clocks { virt_16_8m_ck: virt_16_8m_ck { diff --git a/arch/arm/boot/dts/omap4-droid4-xt894.dts b/arch/arm/boot/dts/omap4-droid4-xt894.dts index 714863f8f261..4454449de00c 100644 --- a/arch/arm/boot/dts/omap4-droid4-xt894.dts +++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only /dts-v1/; #include <dt-bindings/input/input.h> diff --git a/arch/arm/boot/dts/omap4-duovero-parlor.dts b/arch/arm/boot/dts/omap4-duovero-parlor.dts index cfcac0d73851..8047e8cdb3af 100644 --- a/arch/arm/boot/dts/omap4-duovero-parlor.dts +++ b/arch/arm/boot/dts/omap4-duovero-parlor.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap4-duovero.dtsi b/arch/arm/boot/dts/omap4-duovero.dtsi index a1dacb8a6987..805dfd40030d 100644 --- a/arch/arm/boot/dts/omap4-duovero.dtsi +++ b/arch/arm/boot/dts/omap4-duovero.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap443x.dtsi" diff --git a/arch/arm/boot/dts/omap4-kc1.dts b/arch/arm/boot/dts/omap4-kc1.dts index e3763ac75719..31d856b58f8a 100644 --- a/arch/arm/boot/dts/omap4-kc1.dts +++ b/arch/arm/boot/dts/omap4-kc1.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 Paul Kocialkowski <contact@paulk.fr> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap4-panda-a4.dts b/arch/arm/boot/dts/omap4-panda-a4.dts index f1a6476af371..64083075dd52 100644 --- a/arch/arm/boot/dts/omap4-panda-a4.dts +++ b/arch/arm/boot/dts/omap4-panda-a4.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap4-panda-common.dtsi b/arch/arm/boot/dts/omap4-panda-common.dtsi index 68e1894df713..14be2ecb62b1 100644 --- a/arch/arm/boot/dts/omap4-panda-common.dtsi +++ b/arch/arm/boot/dts/omap4-panda-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011-2013 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/input/input.h> #include "elpida_ecb240abacn.dtsi" diff --git a/arch/arm/boot/dts/omap4-panda-es.dts b/arch/arm/boot/dts/omap4-panda-es.dts index 19d02df8d8a5..9dd307b52604 100644 --- a/arch/arm/boot/dts/omap4-panda-es.dts +++ b/arch/arm/boot/dts/omap4-panda-es.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap4-panda.dts b/arch/arm/boot/dts/omap4-panda.dts index a0e28b2e254e..fb2f47717b45 100644 --- a/arch/arm/boot/dts/omap4-panda.dts +++ b/arch/arm/boot/dts/omap4-panda.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap4-sdp-es23plus.dts b/arch/arm/boot/dts/omap4-sdp-es23plus.dts index 3d3140fd9659..42154520d383 100644 --- a/arch/arm/boot/dts/omap4-sdp-es23plus.dts +++ b/arch/arm/boot/dts/omap4-sdp-es23plus.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap4-sdp.dts" diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts index fb51a4bffd35..3c274965ff40 100644 --- a/arch/arm/boot/dts/omap4-sdp.dts +++ b/arch/arm/boot/dts/omap4-sdp.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap4-var-dvk-om44.dts b/arch/arm/boot/dts/omap4-var-dvk-om44.dts index 458d79fa378b..84fd17fb0822 100644 --- a/arch/arm/boot/dts/omap4-var-dvk-om44.dts +++ b/arch/arm/boot/dts/omap4-var-dvk-om44.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Joachim Eastwood <manabian@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap4-var-om44customboard.dtsi b/arch/arm/boot/dts/omap4-var-om44customboard.dtsi index 676d8dd0624a..458cb53dd3d1 100644 --- a/arch/arm/boot/dts/omap4-var-om44customboard.dtsi +++ b/arch/arm/boot/dts/omap4-var-om44customboard.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Joachim Eastwood <manabian@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/input/input.h> diff --git a/arch/arm/boot/dts/omap4-var-som-om44-wlan.dtsi b/arch/arm/boot/dts/omap4-var-som-om44-wlan.dtsi index 878923473023..6dbbc9b3229c 100644 --- a/arch/arm/boot/dts/omap4-var-som-om44-wlan.dtsi +++ b/arch/arm/boot/dts/omap4-var-som-om44-wlan.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Joachim Eastwood <manabian@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ / { diff --git a/arch/arm/boot/dts/omap4-var-som-om44.dtsi b/arch/arm/boot/dts/omap4-var-som-om44.dtsi index 9562d372077c..41de32bcf187 100644 --- a/arch/arm/boot/dts/omap4-var-som-om44.dtsi +++ b/arch/arm/boot/dts/omap4-var-som-om44.dtsi @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Joachim Eastwood <manabian@gmail.com> * Copyright (C) 2012 Variscite Ltd. - http://www.variscite.com - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap4460.dtsi" #include "omap4-mcpdm.dtsi" diff --git a/arch/arm/boot/dts/omap4-var-stk-om44.dts b/arch/arm/boot/dts/omap4-var-stk-om44.dts index 56b64e618608..656fb29c2a15 100644 --- a/arch/arm/boot/dts/omap4-var-stk-om44.dts +++ b/arch/arm/boot/dts/omap4-var-stk-om44.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Joachim Eastwood <manabian@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi index 442a737f35fe..c43e52fd5f65 100644 --- a/arch/arm/boot/dts/omap4.dtsi +++ b/arch/arm/boot/dts/omap4.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/bus/ti-sysc.h> diff --git a/arch/arm/boot/dts/omap443x-clocks.dtsi b/arch/arm/boot/dts/omap443x-clocks.dtsi index f370d96a87e5..39297868ec85 100644 --- a/arch/arm/boot/dts/omap443x-clocks.dtsi +++ b/arch/arm/boot/dts/omap443x-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for OMAP4 clock data * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &prm_clocks { bandgap_fclk: bandgap_fclk@1888 { diff --git a/arch/arm/boot/dts/omap446x-clocks.dtsi b/arch/arm/boot/dts/omap446x-clocks.dtsi index fb5929b742d4..0f41714cffbb 100644 --- a/arch/arm/boot/dts/omap446x-clocks.dtsi +++ b/arch/arm/boot/dts/omap446x-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for OMAP4 clock data * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &prm_clocks { div_ts_ck: div_ts_ck@1888 { diff --git a/arch/arm/boot/dts/omap44xx-clocks.dtsi b/arch/arm/boot/dts/omap44xx-clocks.dtsi index 279ff2f419df..e9d9c8460682 100644 --- a/arch/arm/boot/dts/omap44xx-clocks.dtsi +++ b/arch/arm/boot/dts/omap44xx-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for OMAP4 clock data * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &cm1_clocks { extalt_clkin_ck: extalt_clkin_ck { diff --git a/arch/arm/boot/dts/omap5-board-common.dtsi b/arch/arm/boot/dts/omap5-board-common.dtsi index 2dc3e1950c96..7fff555ee394 100644 --- a/arch/arm/boot/dts/omap5-board-common.dtsi +++ b/arch/arm/boot/dts/omap5-board-common.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap5.dtsi" #include <dt-bindings/interrupt-controller/irq.h> diff --git a/arch/arm/boot/dts/omap5-igep0050.dts b/arch/arm/boot/dts/omap5-igep0050.dts index fef2a446b61c..76e499d89d24 100644 --- a/arch/arm/boot/dts/omap5-igep0050.dts +++ b/arch/arm/boot/dts/omap5-igep0050.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 ISEE 2007 SL - http://www.isee.biz/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap5-uevm.dts b/arch/arm/boot/dts/omap5-uevm.dts index 592e17fd4eeb..9441e9a572ad 100644 --- a/arch/arm/boot/dts/omap5-uevm.dts +++ b/arch/arm/boot/dts/omap5-uevm.dts @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi index 4b40e4748649..edfd26c03462 100644 --- a/arch/arm/boot/dts/omap5.dtsi +++ b/arch/arm/boot/dts/omap5.dtsi @@ -1,9 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. * Based on "omap4.dtsi" */ diff --git a/arch/arm/boot/dts/omap54xx-clocks.dtsi b/arch/arm/boot/dts/omap54xx-clocks.dtsi index ecc5573d264c..33e8dd905bff 100644 --- a/arch/arm/boot/dts/omap54xx-clocks.dtsi +++ b/arch/arm/boot/dts/omap54xx-clocks.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for OMAP5 clock data * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &cm_core_aon_clocks { pad_clks_src_ck: pad_clks_src_ck { diff --git a/arch/arm/boot/dts/stih407-b2120.dts b/arch/arm/boot/dts/stih407-b2120.dts index 62ce1cecbb1f..31c85f945c6b 100644 --- a/arch/arm/boot/dts/stih407-b2120.dts +++ b/arch/arm/boot/dts/stih407-b2120.dts @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 STMicroelectronics (R&D) Limited. * Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; #include "stih407.dtsi" diff --git a/arch/arm/boot/dts/stih407-clock.dtsi b/arch/arm/boot/dts/stih407-clock.dtsi index ea7833489832..1ab40db7c91a 100644 --- a/arch/arm/boot/dts/stih407-clock.dtsi +++ b/arch/arm/boot/dts/stih407-clock.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 STMicroelectronics R&D Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/clock/stih407-clks.h> / { diff --git a/arch/arm/boot/dts/stih410-b2120.dts b/arch/arm/boot/dts/stih410-b2120.dts index 2a5a9802a5ec..158b2268748e 100644 --- a/arch/arm/boot/dts/stih410-b2120.dts +++ b/arch/arm/boot/dts/stih410-b2120.dts @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 STMicroelectronics (R&D) Limited. * Author: Peter Griffin <peter.griffin@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; #include "stih410.dtsi" diff --git a/arch/arm/boot/dts/stih410-b2260.dts b/arch/arm/boot/dts/stih410-b2260.dts index 4ee6d51d8d1e..4fbd8e9eb5b7 100644 --- a/arch/arm/boot/dts/stih410-b2260.dts +++ b/arch/arm/boot/dts/stih410-b2260.dts @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 STMicroelectronics (R&D) Limited. * Author: Patrice Chotard <patrice.chotard@st.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; #include "stih410.dtsi" diff --git a/arch/arm/boot/dts/stih410-clock.dtsi b/arch/arm/boot/dts/stih410-clock.dtsi index 5f11d09cb030..81a8c25d7ba5 100644 --- a/arch/arm/boot/dts/stih410-clock.dtsi +++ b/arch/arm/boot/dts/stih410-clock.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 STMicroelectronics R&D Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/clock/stih410-clks.h> / { diff --git a/arch/arm/boot/dts/stih418-b2199.dts b/arch/arm/boot/dts/stih418-b2199.dts index cd0d719e31b7..48c3c64e4c48 100644 --- a/arch/arm/boot/dts/stih418-b2199.dts +++ b/arch/arm/boot/dts/stih418-b2199.dts @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 STMicroelectronics (R&D) Limited. * Author: Maxime Coquelin <maxime.coquelin@st.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /dts-v1/; #include "stih418.dtsi" diff --git a/arch/arm/boot/dts/stih418-clock.dtsi b/arch/arm/boot/dts/stih418-clock.dtsi index 13fb8db52fc1..8fa092462102 100644 --- a/arch/arm/boot/dts/stih418-clock.dtsi +++ b/arch/arm/boot/dts/stih418-clock.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 STMicroelectronics R&D Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/clock/stih418-clks.h> / { diff --git a/arch/arm/boot/dts/stihxxx-b2120.dtsi b/arch/arm/boot/dts/stihxxx-b2120.dtsi index 97e05f55fb6e..60e11045ad76 100644 --- a/arch/arm/boot/dts/stihxxx-b2120.dtsi +++ b/arch/arm/boot/dts/stihxxx-b2120.dtsi @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 STMicroelectronics (R&D) Limited. * Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/clock/stih407-clks.h> #include <dt-bindings/gpio/gpio.h> diff --git a/arch/arm/boot/dts/tps6507x.dtsi b/arch/arm/boot/dts/tps6507x.dtsi index 4c326e591e5a..db4809d308f9 100644 --- a/arch/arm/boot/dts/tps6507x.dtsi +++ b/arch/arm/boot/dts/tps6507x.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/tps65217.dtsi b/arch/arm/boot/dts/tps65217.dtsi index 399baaa0a2ab..0d463de5650f 100644 --- a/arch/arm/boot/dts/tps65217.dtsi +++ b/arch/arm/boot/dts/tps65217.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/tps65910.dtsi b/arch/arm/boot/dts/tps65910.dtsi index b0ac6657a170..a941d1e62328 100644 --- a/arch/arm/boot/dts/tps65910.dtsi +++ b/arch/arm/boot/dts/tps65910.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/twl4030.dtsi b/arch/arm/boot/dts/twl4030.dtsi index 16533b62b0a2..93e07c18781b 100644 --- a/arch/arm/boot/dts/twl4030.dtsi +++ b/arch/arm/boot/dts/twl4030.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/twl4030_omap3.dtsi b/arch/arm/boot/dts/twl4030_omap3.dtsi index 5288e6dffef7..683419d5c0e5 100644 --- a/arch/arm/boot/dts/twl4030_omap3.dtsi +++ b/arch/arm/boot/dts/twl4030_omap3.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Linaro, Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &twl { diff --git a/arch/arm/boot/dts/twl6030.dtsi b/arch/arm/boot/dts/twl6030.dtsi index c45f97f37563..9d588cfaa5cb 100644 --- a/arch/arm/boot/dts/twl6030.dtsi +++ b/arch/arm/boot/dts/twl6030.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/boot/dts/twl6030_omap4.dtsi b/arch/arm/boot/dts/twl6030_omap4.dtsi index e373f59cea9c..fc498d0bde8b 100644 --- a/arch/arm/boot/dts/twl6030_omap4.dtsi +++ b/arch/arm/boot/dts/twl6030_omap4.dtsi @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ &twl { diff --git a/arch/arm/boot/dts/vf610-pinfunc.h b/arch/arm/boot/dts/vf610-pinfunc.h index fcad7132c871..f1e5a7cf58a9 100644 --- a/arch/arm/boot/dts/vf610-pinfunc.h +++ b/arch/arm/boot/dts/vf610-pinfunc.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2013 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __DTS_VF610_PINFUNC_H diff --git a/arch/arm/common/bL_switcher.c b/arch/arm/common/bL_switcher.c index 57f3b7512636..746e1fce777e 100644 --- a/arch/arm/common/bL_switcher.c +++ b/arch/arm/common/bL_switcher.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/common/bL_switcher.c -- big.LITTLE cluster switcher core driver * * Created by: Nicolas Pitre, March 2012 * Copyright: (C) 2012-2013 Linaro Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/atomic.h> @@ -542,16 +539,14 @@ static void bL_switcher_trace_trigger_cpu(void *__always_unused info) int bL_switcher_trace_trigger(void) { - int ret; - preempt_disable(); bL_switcher_trace_trigger_cpu(NULL); - ret = smp_call_function(bL_switcher_trace_trigger_cpu, NULL, true); + smp_call_function(bL_switcher_trace_trigger_cpu, NULL, true); preempt_enable(); - return ret; + return 0; } EXPORT_SYMBOL_GPL(bL_switcher_trace_trigger); diff --git a/arch/arm/common/bL_switcher_dummy_if.c b/arch/arm/common/bL_switcher_dummy_if.c index f4dc1714a79e..cabc0659b329 100644 --- a/arch/arm/common/bL_switcher_dummy_if.c +++ b/arch/arm/common/bL_switcher_dummy_if.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/common/bL_switcher_dummy_if.c -- b.L switcher dummy interface * @@ -5,10 +6,6 @@ * Copyright: (C) 2012-2013 Linaro Limited * * Dummy interface to user space for debugging purpose only. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c index 5ba4622030ca..f4b719bde763 100644 --- a/arch/arm/common/dmabounce.c +++ b/arch/arm/common/dmabounce.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/common/dmabounce.c * @@ -16,10 +17,6 @@ * * Copyright (C) 2002 Hewlett Packard Company. * Copyright (C) 2004 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/common/firmware.c b/arch/arm/common/firmware.c index 27ddccb1131f..c1f8f581b41d 100644 --- a/arch/arm/common/firmware.c +++ b/arch/arm/common/firmware.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Samsung Electronics. * Kyungmin Park <kyungmin.park@samsung.com> * Tomasz Figa <t.figa@samsung.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/common/it8152.c b/arch/arm/common/it8152.c index 996aed3b4eee..9ec740cac469 100644 --- a/arch/arm/common/it8152.c +++ b/arch/arm/common/it8152.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/common/it8152.c * @@ -9,10 +10,6 @@ * * Thanks to Guennadi Liakhovetski <gl@dsa-ac.de> for IRQ enumberation * and demux code. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/sched.h> diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c index 51936bde1eb2..62f241b09fe3 100644 --- a/arch/arm/common/locomo.c +++ b/arch/arm/common/locomo.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/common/locomo.c * * Sharp LoCoMo support * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file contains all generic LoCoMo support. * * All initialization functions provided here are intended to be called diff --git a/arch/arm/common/mcpm_entry.c b/arch/arm/common/mcpm_entry.c index 1b1b82b37ce0..e24ad60891b2 100644 --- a/arch/arm/common/mcpm_entry.c +++ b/arch/arm/common/mcpm_entry.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/common/mcpm_entry.c -- entry point for multi-cluster PM * * Created by: Nicolas Pitre, March 2012 * Copyright: (C) 2012-2013 Linaro Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/export.h> diff --git a/arch/arm/common/mcpm_head.S b/arch/arm/common/mcpm_head.S index 08b3bb9bc6a2..d5bd75dd576d 100644 --- a/arch/arm/common/mcpm_head.S +++ b/arch/arm/common/mcpm_head.S @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/common/mcpm_head.S -- kernel entry point for multi-cluster PM * * Created by: Nicolas Pitre, March 2012 * Copyright: (C) 2012-2013 Linaro Limited * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * * Refer to Documentation/arm/cluster-pm-race-avoidance.txt * for details of the synchronisation algorithms used here. */ diff --git a/arch/arm/common/mcpm_platsmp.c b/arch/arm/common/mcpm_platsmp.c index c773157646d3..3e172f4b0ed9 100644 --- a/arch/arm/common/mcpm_platsmp.c +++ b/arch/arm/common/mcpm_platsmp.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-vexpress/mcpm_platsmp.c * * Created by: Nicolas Pitre, November 2012 * Copyright: (C) 2012-2013 Linaro Limited * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Code to handle secondary CPU bringup and hotplug for the cluster power API. */ diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c index 179ca8757a74..947ef7981d92 100644 --- a/arch/arm/common/sa1111.c +++ b/arch/arm/common/sa1111.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/common/sa1111.c * @@ -5,10 +6,6 @@ * * Original code by John Dorsey * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file contains all generic SA1111 support. * * All initialization functions provided here are intended to be called diff --git a/arch/arm/common/scoop.c b/arch/arm/common/scoop.c index 9ba45ade5f48..60130bd7b182 100644 --- a/arch/arm/common/scoop.c +++ b/arch/arm/common/scoop.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support code for the SCOOP interface found on various Sharp PDAs * * Copyright (c) 2004 Richard Purdie * * Based on code written by Sharp/Lineo for 2.4 kernels - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/device.h> diff --git a/arch/arm/common/sharpsl_param.c b/arch/arm/common/sharpsl_param.c index 025f6ce38596..efeb5724d9e9 100644 --- a/arch/arm/common/sharpsl_param.c +++ b/arch/arm/common/sharpsl_param.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hardware parameter area specific to Sharp SL series devices * * Copyright (c) 2005 Richard Purdie * * Based on Sharp's 2.4 kernel patches - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/arch/arm/configs/mvebu_v7_defconfig b/arch/arm/configs/mvebu_v7_defconfig index 48f7b4277b8d..3ac2e84fdeaa 100644 --- a/arch/arm/configs/mvebu_v7_defconfig +++ b/arch/arm/configs/mvebu_v7_defconfig @@ -131,6 +131,7 @@ CONFIG_MV_XOR=y # CONFIG_IOMMU_SUPPORT is not set CONFIG_MEMORY=y CONFIG_PWM=y +CONFIG_PHY_MVEBU_A38X_COMPHY=y CONFIG_EXT4_FS=y CONFIG_ISO9660_FS=y CONFIG_JOLIET=y diff --git a/arch/arm/crypto/aes-ce-core.S b/arch/arm/crypto/aes-ce-core.S index bc53bcaa772e..caac519d6249 100644 --- a/arch/arm/crypto/aes-ce-core.S +++ b/arch/arm/crypto/aes-ce-core.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * aes-ce-core.S - AES in CBC/CTR/XTS mode using ARMv8 Crypto Extensions * * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/crypto/aes-ce-glue.c b/arch/arm/crypto/aes-ce-glue.c index 5affb8482379..620aacf0d128 100644 --- a/arch/arm/crypto/aes-ce-glue.c +++ b/arch/arm/crypto/aes-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * aes-ce-glue.c - wrapper code for ARMv8 AES * * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/hwcap.h> diff --git a/arch/arm/crypto/aes-cipher-core.S b/arch/arm/crypto/aes-cipher-core.S index f2d67c095e59..4460ed05d6ff 100644 --- a/arch/arm/crypto/aes-cipher-core.S +++ b/arch/arm/crypto/aes-cipher-core.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Scalar AES core transform * * Copyright (C) 2017 Linaro Ltd. * Author: Ard Biesheuvel <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/crypto/aes-cipher-glue.c b/arch/arm/crypto/aes-cipher-glue.c index c222f6e072ad..128d0a1ac068 100644 --- a/arch/arm/crypto/aes-cipher-glue.c +++ b/arch/arm/crypto/aes-cipher-glue.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Scalar AES core transform * * Copyright (C) 2017 Linaro Ltd. * Author: Ard Biesheuvel <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <crypto/aes.h> diff --git a/arch/arm/crypto/aes-neonbs-core.S b/arch/arm/crypto/aes-neonbs-core.S index 2b625c6d4712..d3eab76b6e1b 100644 --- a/arch/arm/crypto/aes-neonbs-core.S +++ b/arch/arm/crypto/aes-neonbs-core.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Bit sliced AES using NEON instructions * * Copyright (C) 2017 Linaro Ltd. * Author: Ard Biesheuvel <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/crypto/aes-neonbs-glue.c b/arch/arm/crypto/aes-neonbs-glue.c index 617c2c99ebfb..bd0bee9c8f7b 100644 --- a/arch/arm/crypto/aes-neonbs-glue.c +++ b/arch/arm/crypto/aes-neonbs-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Bit sliced AES using NEON instructions * * Copyright (C) 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/neon.h> diff --git a/arch/arm/crypto/crc32-ce-glue.c b/arch/arm/crypto/crc32-ce-glue.c index e712c2a7d387..95592499b9bd 100644 --- a/arch/arm/crypto/crc32-ce-glue.c +++ b/arch/arm/crypto/crc32-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Accelerated CRC32(C) using ARM CRC, NEON and Crypto Extensions instructions * * Copyright (C) 2016 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cpufeature.h> diff --git a/arch/arm/crypto/crct10dif-ce-glue.c b/arch/arm/crypto/crct10dif-ce-glue.c index 3b24f2872592..e9191a8c87b9 100644 --- a/arch/arm/crypto/crct10dif-ce-glue.c +++ b/arch/arm/crypto/crct10dif-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Accelerated CRC-T10DIF using ARM NEON and Crypto Extensions instructions * * Copyright (C) 2016 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/crc-t10dif.h> diff --git a/arch/arm/crypto/ghash-ce-core.S b/arch/arm/crypto/ghash-ce-core.S index 406009afa9cf..c47fe81abcb0 100644 --- a/arch/arm/crypto/ghash-ce-core.S +++ b/arch/arm/crypto/ghash-ce-core.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Accelerated GHASH implementation with NEON/ARMv8 vmull.p8/64 instructions. * * Copyright (C) 2015 - 2017 Linaro Ltd. <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/crypto/ghash-ce-glue.c b/arch/arm/crypto/ghash-ce-glue.c index 39d1ccec1aab..52d472a050e6 100644 --- a/arch/arm/crypto/ghash-ce-glue.c +++ b/arch/arm/crypto/ghash-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Accelerated GHASH implementation with ARMv8 vmull.p64 instructions. * * Copyright (C) 2015 - 2018 Linaro Ltd. <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <asm/hwcap.h> diff --git a/arch/arm/crypto/sha1-ce-core.S b/arch/arm/crypto/sha1-ce-core.S index b623f51ccbcf..49a74a441aec 100644 --- a/arch/arm/crypto/sha1-ce-core.S +++ b/arch/arm/crypto/sha1-ce-core.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * sha1-ce-core.S - SHA-1 secure hash using ARMv8 Crypto Extensions * * Copyright (C) 2015 Linaro Ltd. * Author: Ard Biesheuvel <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/crypto/sha1-ce-glue.c b/arch/arm/crypto/sha1-ce-glue.c index 4c6c6900853c..e79b1fb4b4dc 100644 --- a/arch/arm/crypto/sha1-ce-glue.c +++ b/arch/arm/crypto/sha1-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * sha1-ce-glue.c - SHA-1 secure hash using ARMv8 Crypto Extensions * * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <crypto/internal/hash.h> diff --git a/arch/arm/crypto/sha2-ce-core.S b/arch/arm/crypto/sha2-ce-core.S index 87ec11a5f405..4ad517577e23 100644 --- a/arch/arm/crypto/sha2-ce-core.S +++ b/arch/arm/crypto/sha2-ce-core.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * sha2-ce-core.S - SHA-224/256 secure hash using ARMv8 Crypto Extensions * * Copyright (C) 2015 Linaro Ltd. * Author: Ard Biesheuvel <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/crypto/sha2-ce-glue.c b/arch/arm/crypto/sha2-ce-glue.c index a47a9d4b663e..87f0b62386c6 100644 --- a/arch/arm/crypto/sha2-ce-glue.c +++ b/arch/arm/crypto/sha2-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * sha2-ce-glue.c - SHA-224/SHA-256 using ARMv8 Crypto Extensions * * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <crypto/internal/hash.h> diff --git a/arch/arm/crypto/sha512-glue.c b/arch/arm/crypto/sha512-glue.c index 86540cd4a6fa..232eeab1ec37 100644 --- a/arch/arm/crypto/sha512-glue.c +++ b/arch/arm/crypto/sha512-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * sha512-glue.c - accelerated SHA-384/512 for ARM * * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <crypto/internal/hash.h> diff --git a/arch/arm/crypto/sha512-neon-glue.c b/arch/arm/crypto/sha512-neon-glue.c index d33ab59c26c0..96cb94403540 100644 --- a/arch/arm/crypto/sha512-neon-glue.c +++ b/arch/arm/crypto/sha512-neon-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * sha512-neon-glue.c - accelerated SHA-384/512 for ARM NEON * * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <crypto/internal/hash.h> diff --git a/arch/arm/include/asm/arch_gicv3.h b/arch/arm/include/asm/arch_gicv3.h index d15b8c99f1b3..0555f14cc8be 100644 --- a/arch/arm/include/asm/arch_gicv3.h +++ b/arch/arm/include/asm/arch_gicv3.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/arch_gicv3.h * * Copyright (C) 2015 ARM Ltd. - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_ARCH_GICV3_H #define __ASM_ARCH_GICV3_H diff --git a/arch/arm/include/asm/arch_timer.h b/arch/arm/include/asm/arch_timer.h index 4b66ecd6be99..99175812d903 100644 --- a/arch/arm/include/asm/arch_timer.h +++ b/arch/arm/include/asm/arch_timer.h @@ -4,6 +4,7 @@ #include <asm/barrier.h> #include <asm/errno.h> +#include <asm/hwcap.h> #include <linux/clocksource.h> #include <linux/init.h> #include <linux/types.h> @@ -124,6 +125,15 @@ static inline void arch_timer_set_cntkctl(u32 cntkctl) isb(); } +static inline void arch_timer_set_evtstrm_feature(void) +{ + elf_hwcap |= HWCAP_EVTSTRM; +} + +static inline bool arch_timer_have_evtstrm_feature(void) +{ + return elf_hwcap & HWCAP_EVTSTRM; +} #endif #endif diff --git a/arch/arm/include/asm/arm-cci.h b/arch/arm/include/asm/arm-cci.h index fe77f7ab7e6b..7537bd790657 100644 --- a/arch/arm/include/asm/arm-cci.h +++ b/arch/arm/include/asm/arm-cci.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/arm-cci.h * * Copyright (C) 2015 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_ARM_CCI_H diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index b59921a560da..99929122dad7 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/assembler.h * * Copyright (C) 1996-2000 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file contains arm architecture specific defines * for the different processors. * diff --git a/arch/arm/include/asm/atomic.h b/arch/arm/include/asm/atomic.h index f74756641410..75bb2c543e59 100644 --- a/arch/arm/include/asm/atomic.h +++ b/arch/arm/include/asm/atomic.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/atomic.h * * Copyright (C) 1996 Russell King. * Copyright (C) 2002 Deep Blue Solutions Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARM_ATOMIC_H #define __ASM_ARM_ATOMIC_H @@ -249,15 +246,15 @@ ATOMIC_OPS(xor, ^=, eor) #ifndef CONFIG_GENERIC_ATOMIC64 typedef struct { - long long counter; + s64 counter; } atomic64_t; #define ATOMIC64_INIT(i) { (i) } #ifdef CONFIG_ARM_LPAE -static inline long long atomic64_read(const atomic64_t *v) +static inline s64 atomic64_read(const atomic64_t *v) { - long long result; + s64 result; __asm__ __volatile__("@ atomic64_read\n" " ldrd %0, %H0, [%1]" @@ -268,7 +265,7 @@ static inline long long atomic64_read(const atomic64_t *v) return result; } -static inline void atomic64_set(atomic64_t *v, long long i) +static inline void atomic64_set(atomic64_t *v, s64 i) { __asm__ __volatile__("@ atomic64_set\n" " strd %2, %H2, [%1]" @@ -277,9 +274,9 @@ static inline void atomic64_set(atomic64_t *v, long long i) ); } #else -static inline long long atomic64_read(const atomic64_t *v) +static inline s64 atomic64_read(const atomic64_t *v) { - long long result; + s64 result; __asm__ __volatile__("@ atomic64_read\n" " ldrexd %0, %H0, [%1]" @@ -290,9 +287,9 @@ static inline long long atomic64_read(const atomic64_t *v) return result; } -static inline void atomic64_set(atomic64_t *v, long long i) +static inline void atomic64_set(atomic64_t *v, s64 i) { - long long tmp; + s64 tmp; prefetchw(&v->counter); __asm__ __volatile__("@ atomic64_set\n" @@ -307,9 +304,9 @@ static inline void atomic64_set(atomic64_t *v, long long i) #endif #define ATOMIC64_OP(op, op1, op2) \ -static inline void atomic64_##op(long long i, atomic64_t *v) \ +static inline void atomic64_##op(s64 i, atomic64_t *v) \ { \ - long long result; \ + s64 result; \ unsigned long tmp; \ \ prefetchw(&v->counter); \ @@ -326,10 +323,10 @@ static inline void atomic64_##op(long long i, atomic64_t *v) \ } \ #define ATOMIC64_OP_RETURN(op, op1, op2) \ -static inline long long \ -atomic64_##op##_return_relaxed(long long i, atomic64_t *v) \ +static inline s64 \ +atomic64_##op##_return_relaxed(s64 i, atomic64_t *v) \ { \ - long long result; \ + s64 result; \ unsigned long tmp; \ \ prefetchw(&v->counter); \ @@ -349,10 +346,10 @@ atomic64_##op##_return_relaxed(long long i, atomic64_t *v) \ } #define ATOMIC64_FETCH_OP(op, op1, op2) \ -static inline long long \ -atomic64_fetch_##op##_relaxed(long long i, atomic64_t *v) \ +static inline s64 \ +atomic64_fetch_##op##_relaxed(s64 i, atomic64_t *v) \ { \ - long long result, val; \ + s64 result, val; \ unsigned long tmp; \ \ prefetchw(&v->counter); \ @@ -406,10 +403,9 @@ ATOMIC64_OPS(xor, eor, eor) #undef ATOMIC64_OP_RETURN #undef ATOMIC64_OP -static inline long long -atomic64_cmpxchg_relaxed(atomic64_t *ptr, long long old, long long new) +static inline s64 atomic64_cmpxchg_relaxed(atomic64_t *ptr, s64 old, s64 new) { - long long oldval; + s64 oldval; unsigned long res; prefetchw(&ptr->counter); @@ -430,9 +426,9 @@ atomic64_cmpxchg_relaxed(atomic64_t *ptr, long long old, long long new) } #define atomic64_cmpxchg_relaxed atomic64_cmpxchg_relaxed -static inline long long atomic64_xchg_relaxed(atomic64_t *ptr, long long new) +static inline s64 atomic64_xchg_relaxed(atomic64_t *ptr, s64 new) { - long long result; + s64 result; unsigned long tmp; prefetchw(&ptr->counter); @@ -450,9 +446,9 @@ static inline long long atomic64_xchg_relaxed(atomic64_t *ptr, long long new) } #define atomic64_xchg_relaxed atomic64_xchg_relaxed -static inline long long atomic64_dec_if_positive(atomic64_t *v) +static inline s64 atomic64_dec_if_positive(atomic64_t *v) { - long long result; + s64 result; unsigned long tmp; smp_mb(); @@ -478,10 +474,9 @@ static inline long long atomic64_dec_if_positive(atomic64_t *v) } #define atomic64_dec_if_positive atomic64_dec_if_positive -static inline long long atomic64_fetch_add_unless(atomic64_t *v, long long a, - long long u) +static inline s64 atomic64_fetch_add_unless(atomic64_t *v, s64 a, s64 u) { - long long oldval, newval; + s64 oldval, newval; unsigned long tmp; smp_mb(); diff --git a/arch/arm/include/asm/bL_switcher.h b/arch/arm/include/asm/bL_switcher.h index 1714800fa113..45a75d9381eb 100644 --- a/arch/arm/include/asm/bL_switcher.h +++ b/arch/arm/include/asm/bL_switcher.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/bL_switcher.h * * Created by: Nicolas Pitre, April 2012 * Copyright: (C) 2012-2013 Linaro Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef ASM_BL_SWITCHER_H diff --git a/arch/arm/include/asm/bugs.h b/arch/arm/include/asm/bugs.h index 73a99c72a930..97a312ba0840 100644 --- a/arch/arm/include/asm/bugs.h +++ b/arch/arm/include/asm/bugs.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/bugs.h * * Copyright (C) 1995-2003 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_BUGS_H #define __ASM_BUGS_H diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h index ec1a5fd0d294..d6667b8cfca5 100644 --- a/arch/arm/include/asm/cacheflush.h +++ b/arch/arm/include/asm/cacheflush.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/cacheflush.h * * Copyright (C) 1999-2002 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASMARM_CACHEFLUSH_H #define _ASMARM_CACHEFLUSH_H diff --git a/arch/arm/include/asm/cpu.h b/arch/arm/include/asm/cpu.h index 2744f0602550..bd6fdb4b922d 100644 --- a/arch/arm/include/asm/cpu.h +++ b/arch/arm/include/asm/cpu.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/cpu.h * * Copyright (C) 2004-2005 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARM_CPU_H #define __ASM_ARM_CPU_H diff --git a/arch/arm/include/asm/cpufeature.h b/arch/arm/include/asm/cpufeature.h index 6d425191d01d..16c161b3ff4d 100644 --- a/arch/arm/include/asm/cpufeature.h +++ b/arch/arm/include/asm/cpufeature.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2017 Linaro Ltd. <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_CPUFEATURE_H diff --git a/arch/arm/include/asm/dmi.h b/arch/arm/include/asm/dmi.h index df2d2ff06f5b..32c95dad4cea 100644 --- a/arch/arm/include/asm/dmi.h +++ b/arch/arm/include/asm/dmi.h @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __ASM_DMI_H #define __ASM_DMI_H diff --git a/arch/arm/include/asm/domain.h b/arch/arm/include/asm/domain.h index 1888c2d15da5..567dbede4785 100644 --- a/arch/arm/include/asm/domain.h +++ b/arch/arm/include/asm/domain.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/domain.h * * Copyright (C) 1999 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_PROC_DOMAIN_H #define __ASM_PROC_DOMAIN_H diff --git a/arch/arm/include/asm/efi.h b/arch/arm/include/asm/efi.h index 38badaae8d9d..7667826b93f1 100644 --- a/arch/arm/include/asm/efi.h +++ b/arch/arm/include/asm/efi.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARM_EFI_H diff --git a/arch/arm/include/asm/firmware.h b/arch/arm/include/asm/firmware.h index 6698272bbcbf..23fe0bd405c7 100644 --- a/arch/arm/include/asm/firmware.h +++ b/arch/arm/include/asm/firmware.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 Samsung Electronics. * Kyungmin Park <kyungmin.park@samsung.com> * Tomasz Figa <t.figa@samsung.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARM_FIRMWARE_H diff --git a/arch/arm/include/asm/floppy.h b/arch/arm/include/asm/floppy.h index 85a34cc8316a..f4fe4d02cef2 100644 --- a/arch/arm/include/asm/floppy.h +++ b/arch/arm/include/asm/floppy.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/floppy.h * * Copyright (C) 1996-2000 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Note that we don't touch FLOPPY_DMA nor FLOPPY_IRQ here */ #ifndef __ASM_ARM_FLOPPY_H diff --git a/arch/arm/include/asm/fpstate.h b/arch/arm/include/asm/fpstate.h index 3ad4c10d0d84..9e2fe9ced084 100644 --- a/arch/arm/include/asm/fpstate.h +++ b/arch/arm/include/asm/fpstate.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/fpstate.h * * Copyright (C) 1995 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARM_FPSTATE_H diff --git a/arch/arm/include/asm/glue-cache.h b/arch/arm/include/asm/glue-cache.h index 8d1f498e5dd8..724f8dac1e5b 100644 --- a/arch/arm/include/asm/glue-cache.h +++ b/arch/arm/include/asm/glue-cache.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/glue-cache.h * * Copyright (C) 1999-2002 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef ASM_GLUE_CACHE_H #define ASM_GLUE_CACHE_H diff --git a/arch/arm/include/asm/glue-df.h b/arch/arm/include/asm/glue-df.h index 04e18b656659..209e46c02ddd 100644 --- a/arch/arm/include/asm/glue-df.h +++ b/arch/arm/include/asm/glue-df.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/glue-df.h * * Copyright (C) 1997-1999 Russell King * Copyright (C) 2000-2002 Deep Blue Solutions Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef ASM_GLUE_DF_H #define ASM_GLUE_DF_H diff --git a/arch/arm/include/asm/glue-pf.h b/arch/arm/include/asm/glue-pf.h index d385f37c13f0..a033929fad3a 100644 --- a/arch/arm/include/asm/glue-pf.h +++ b/arch/arm/include/asm/glue-pf.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/glue-pf.h * * Copyright (C) 1997-1999 Russell King * Copyright (C) 2000-2002 Deep Blue Solutions Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef ASM_GLUE_PF_H #define ASM_GLUE_PF_H diff --git a/arch/arm/include/asm/glue-proc.h b/arch/arm/include/asm/glue-proc.h index 74be7c22035a..52df74aa3c2c 100644 --- a/arch/arm/include/asm/glue-proc.h +++ b/arch/arm/include/asm/glue-proc.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/glue-proc.h * * Copyright (C) 1997-1999 Russell King * Copyright (C) 2000 Deep Blue Solutions Ltd - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef ASM_GLUE_PROC_H #define ASM_GLUE_PROC_H diff --git a/arch/arm/include/asm/glue.h b/arch/arm/include/asm/glue.h index fbf71d75ec83..377fd4cfab01 100644 --- a/arch/arm/include/asm/glue.h +++ b/arch/arm/include/asm/glue.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/glue.h * * Copyright (C) 1997-1999 Russell King * Copyright (C) 2000-2002 Deep Blue Solutions Ltd. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file provides the glue to stick the processor-specific bits * into the kernel in an efficient manner. The idea is to use branches * when we're only targeting one class of TLB, or indirect calls diff --git a/arch/arm/include/asm/hardware/dec21285.h b/arch/arm/include/asm/hardware/dec21285.h index 0d7552751aaf..3f18a56a025d 100644 --- a/arch/arm/include/asm/hardware/dec21285.h +++ b/arch/arm/include/asm/hardware/dec21285.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/hardware/dec21285.h * * Copyright (C) 1998 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * DC21285 registers */ #define DC21285_PCI_IACK 0x79000000 diff --git a/arch/arm/include/asm/hardware/ioc.h b/arch/arm/include/asm/hardware/ioc.h index 1f6b8013becb..6edd27fcd048 100644 --- a/arch/arm/include/asm/hardware/ioc.h +++ b/arch/arm/include/asm/hardware/ioc.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/hardware/ioc.h * * Copyright (C) Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Use these macros to read/write the IOC. All it does is perform the actual * read/write. */ diff --git a/arch/arm/include/asm/hardware/iomd.h b/arch/arm/include/asm/hardware/iomd.h index f9ee69e4f53e..53006ba5350f 100644 --- a/arch/arm/include/asm/hardware/iomd.h +++ b/arch/arm/include/asm/hardware/iomd.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/hardware/iomd.h * * Copyright (C) 1999 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file contains information out the IOMD ASIC used in the * Acorn RiscPC and subsequently integrated into the CLPS7500 chips. */ diff --git a/arch/arm/include/asm/hardware/iop3xx.h b/arch/arm/include/asm/hardware/iop3xx.h index 2594a95ff19a..64714c869f9f 100644 --- a/arch/arm/include/asm/hardware/iop3xx.h +++ b/arch/arm/include/asm/hardware/iop3xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/hardware/iop3xx.h * @@ -6,10 +7,6 @@ * Author: Rory Bolt <rorybolt@pacbell.net> * Copyright (C) 2002 Rory Bolt * Copyright (C) 2004 Intel Corp. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __IOP3XX_H diff --git a/arch/arm/include/asm/hardware/memc.h b/arch/arm/include/asm/hardware/memc.h index 42ba7c167d1f..1d4ebe0a9678 100644 --- a/arch/arm/include/asm/hardware/memc.h +++ b/arch/arm/include/asm/hardware/memc.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/hardware/memc.h * * Copyright (C) Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define VDMA_ALIGNMENT PAGE_SIZE #define VDMA_XFERSIZE 16 diff --git a/arch/arm/include/asm/hardware/scoop.h b/arch/arm/include/asm/hardware/scoop.h index 58cdf5d84122..505453315287 100644 --- a/arch/arm/include/asm/hardware/scoop.h +++ b/arch/arm/include/asm/hardware/scoop.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Definitions for the SCOOP interface found on various Sharp PDAs * * Copyright (c) 2004 Richard Purdie - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define SCOOP_MCR 0x00 diff --git a/arch/arm/include/asm/hardware/ssp.h b/arch/arm/include/asm/hardware/ssp.h index 3b42e181997c..72d176790308 100644 --- a/arch/arm/include/asm/hardware/ssp.h +++ b/arch/arm/include/asm/hardware/ssp.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * ssp.h * * Copyright (C) 2003 Russell King, All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef SSP_H #define SSP_H diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h index 7e22c81398c4..f11c35cf0b74 100644 --- a/arch/arm/include/asm/io.h +++ b/arch/arm/include/asm/io.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/io.h * * Copyright (C) 1996-2000 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Modifications: * 16-Sep-1996 RMK Inlined the inx/outx functions & optimised for both * constant addresses and variable addresses. diff --git a/arch/arm/include/asm/kvm_hyp.h b/arch/arm/include/asm/kvm_hyp.h index 87bcd18df8d5..71ac1c8d101c 100644 --- a/arch/arm/include/asm/kvm_hyp.h +++ b/arch/arm/include/asm/kvm_hyp.h @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM_KVM_HYP_H__ diff --git a/arch/arm/include/asm/mach/arch.h b/arch/arm/include/asm/mach/arch.h index bb8851208e17..e7df5a822cab 100644 --- a/arch/arm/include/asm/mach/arch.h +++ b/arch/arm/include/asm/mach/arch.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/mach/arch.h * * Copyright (C) 2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/arch/arm/include/asm/mach/dma.h b/arch/arm/include/asm/mach/dma.h index 9e614a18e680..1506422af383 100644 --- a/arch/arm/include/asm/mach/dma.h +++ b/arch/arm/include/asm/mach/dma.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/mach/dma.h * * Copyright (C) 1998-2000 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This header file describes the interface between the generic DMA handler * (dma.c) and the architecture-specific DMA backends (dma-*.c) */ diff --git a/arch/arm/include/asm/mach/flash.h b/arch/arm/include/asm/mach/flash.h index bada3f845a97..c9cbfdefc938 100644 --- a/arch/arm/include/asm/mach/flash.h +++ b/arch/arm/include/asm/mach/flash.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/mach/flash.h * * Copyright (C) 2003 Russell King, All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef ASMARM_MACH_FLASH_H #define ASMARM_MACH_FLASH_H diff --git a/arch/arm/include/asm/mach/irq.h b/arch/arm/include/asm/mach/irq.h index de4634b51456..dfe832a3bfc7 100644 --- a/arch/arm/include/asm/mach/irq.h +++ b/arch/arm/include/asm/mach/irq.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/mach/irq.h * * Copyright (C) 1995-2000 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARM_MACH_IRQ_H #define __ASM_ARM_MACH_IRQ_H diff --git a/arch/arm/include/asm/mach/map.h b/arch/arm/include/asm/mach/map.h index 9b7c328fb207..92282558caf7 100644 --- a/arch/arm/include/asm/mach/map.h +++ b/arch/arm/include/asm/mach/map.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/map.h * * Copyright (C) 1999-2000 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Page table mapping constructs and function prototypes */ #ifndef __ASM_MACH_MAP_H diff --git a/arch/arm/include/asm/mach/pci.h b/arch/arm/include/asm/mach/pci.h index 233b4b50eff3..83d340702680 100644 --- a/arch/arm/include/asm/mach/pci.h +++ b/arch/arm/include/asm/mach/pci.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/mach/pci.h * * Copyright (C) 2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_MACH_PCI_H diff --git a/arch/arm/include/asm/mach/sharpsl_param.h b/arch/arm/include/asm/mach/sharpsl_param.h index 7a24ecf04220..700a377c20bf 100644 --- a/arch/arm/include/asm/mach/sharpsl_param.h +++ b/arch/arm/include/asm/mach/sharpsl_param.h @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Hardware parameter area specific to Sharp SL series devices * * Copyright (c) 2005 Richard Purdie * * Based on Sharp's 2.4 kernel patches - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ struct sharpsl_param_info { diff --git a/arch/arm/include/asm/mach/time.h b/arch/arm/include/asm/mach/time.h index 4ac3a019a46f..d75d39280db7 100644 --- a/arch/arm/include/asm/mach/time.h +++ b/arch/arm/include/asm/mach/time.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/mach/time.h * * Copyright (C) 2004 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARM_MACH_TIME_H #define __ASM_ARM_MACH_TIME_H diff --git a/arch/arm/include/asm/mcpm.h b/arch/arm/include/asm/mcpm.h index acd4983d9b1f..755c97de348c 100644 --- a/arch/arm/include/asm/mcpm.h +++ b/arch/arm/include/asm/mcpm.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/mcpm.h * * Created by: Nicolas Pitre, April 2012 * Copyright: (C) 2012-2013 Linaro Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef MCPM_H diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h index ed8fd0d19a3e..99035b5891ef 100644 --- a/arch/arm/include/asm/memory.h +++ b/arch/arm/include/asm/memory.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/memory.h * * Copyright (C) 2000-2002 Russell King * modification for nommu, Hyok S. Choi, 2004 * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Note: this file should not be included by non-asm/.h files */ #ifndef __ASM_ARM_MEMORY_H diff --git a/arch/arm/include/asm/mmu_context.h b/arch/arm/include/asm/mmu_context.h index 7f303295ef19..f99ed524fe41 100644 --- a/arch/arm/include/asm/mmu_context.h +++ b/arch/arm/include/asm/mmu_context.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/mmu_context.h * * Copyright (C) 1996 Russell King. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Changelog: * 27-06-1996 RMK Created */ diff --git a/arch/arm/include/asm/mtd-xip.h b/arch/arm/include/asm/mtd-xip.h index d79d66d2cf71..dfcef0152e3d 100644 --- a/arch/arm/include/asm/mtd-xip.h +++ b/arch/arm/include/asm/mtd-xip.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * MTD primitives for XIP support. Architecture specific functions * @@ -6,10 +7,6 @@ * Author: Nicolas Pitre * Created: Nov 2, 2004 * Copyright: (C) 2004 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARM_MTD_XIP_H__ diff --git a/arch/arm/include/asm/neon.h b/arch/arm/include/asm/neon.h index 8f730fe70093..aac10ba33ee2 100644 --- a/arch/arm/include/asm/neon.h +++ b/arch/arm/include/asm/neon.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/include/asm/neon.h * * Copyright (C) 2013 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/hwcap.h> diff --git a/arch/arm/include/asm/opcodes.h b/arch/arm/include/asm/opcodes.h index e796c598513b..6bff94b2372b 100644 --- a/arch/arm/include/asm/opcodes.h +++ b/arch/arm/include/asm/opcodes.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/opcodes.h - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARM_OPCODES_H diff --git a/arch/arm/include/asm/page-nommu.h b/arch/arm/include/asm/page-nommu.h index 8f2c47bec375..7c2c72323d17 100644 --- a/arch/arm/include/asm/page-nommu.h +++ b/arch/arm/include/asm/page-nommu.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/page-nommu.h * * Copyright (C) 2004 Hyok S. Choi - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASMARM_PAGE_NOMMU_H diff --git a/arch/arm/include/asm/page.h b/arch/arm/include/asm/page.h index 4355f0ec44d6..c2b75cba26df 100644 --- a/arch/arm/include/asm/page.h +++ b/arch/arm/include/asm/page.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/page.h * * Copyright (C) 1995-2003 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASMARM_PAGE_H #define _ASMARM_PAGE_H diff --git a/arch/arm/include/asm/perf_event.h b/arch/arm/include/asm/perf_event.h index 4f9dec489931..fe87397c3d8c 100644 --- a/arch/arm/include/asm/perf_event.h +++ b/arch/arm/include/asm/perf_event.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/include/asm/perf_event.h * * Copyright (C) 2009 picoChip Designs Ltd, Jamie Iles - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __ARM_PERF_EVENT_H__ diff --git a/arch/arm/include/asm/pgalloc.h b/arch/arm/include/asm/pgalloc.h index 17ab72f0cc4e..c038cff6fdd3 100644 --- a/arch/arm/include/asm/pgalloc.h +++ b/arch/arm/include/asm/pgalloc.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/pgalloc.h * * Copyright (C) 2000-2001 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASMARM_PGALLOC_H #define _ASMARM_PGALLOC_H diff --git a/arch/arm/include/asm/pgtable-2level-hwdef.h b/arch/arm/include/asm/pgtable-2level-hwdef.h index 3f82e9da7cec..556937e1790e 100644 --- a/arch/arm/include/asm/pgtable-2level-hwdef.h +++ b/arch/arm/include/asm/pgtable-2level-hwdef.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/pgtable-2level-hwdef.h * * Copyright (C) 1995-2002 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_PGTABLE_2LEVEL_HWDEF_H #define _ASM_PGTABLE_2LEVEL_HWDEF_H diff --git a/arch/arm/include/asm/pgtable-2level.h b/arch/arm/include/asm/pgtable-2level.h index 12659ce5c1f3..51beec41d48c 100644 --- a/arch/arm/include/asm/pgtable-2level.h +++ b/arch/arm/include/asm/pgtable-2level.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/pgtable-2level.h * * Copyright (C) 1995-2002 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_PGTABLE_2LEVEL_H #define _ASM_PGTABLE_2LEVEL_H diff --git a/arch/arm/include/asm/pgtable-hwdef.h b/arch/arm/include/asm/pgtable-hwdef.h index 8426229ba292..d60548ccd13e 100644 --- a/arch/arm/include/asm/pgtable-hwdef.h +++ b/arch/arm/include/asm/pgtable-hwdef.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/pgtable-hwdef.h * * Copyright (C) 1995-2002 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASMARM_PGTABLE_HWDEF_H #define _ASMARM_PGTABLE_HWDEF_H diff --git a/arch/arm/include/asm/pgtable-nommu.h b/arch/arm/include/asm/pgtable-nommu.h index a0d726a47c8a..0b1f6799a32e 100644 --- a/arch/arm/include/asm/pgtable-nommu.h +++ b/arch/arm/include/asm/pgtable-nommu.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/pgtable-nommu.h * * Copyright (C) 1995-2002 Russell King * Copyright (C) 2004 Hyok S. Choi - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASMARM_PGTABLE_NOMMU_H #define _ASMARM_PGTABLE_NOMMU_H diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h index 48ce1b19069b..f2e990dc27e7 100644 --- a/arch/arm/include/asm/pgtable.h +++ b/arch/arm/include/asm/pgtable.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/pgtable.h * * Copyright (C) 1995-2002 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASMARM_PGTABLE_H #define _ASMARM_PGTABLE_H diff --git a/arch/arm/include/asm/proc-fns.h b/arch/arm/include/asm/proc-fns.h index e1b6f280ab08..c82f7a29ec4a 100644 --- a/arch/arm/include/asm/proc-fns.h +++ b/arch/arm/include/asm/proc-fns.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/proc-fns.h * * Copyright (C) 1997-1999 Russell King * Copyright (C) 2000 Deep Blue Solutions Ltd - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_PROCFNS_H #define __ASM_PROCFNS_H diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h index 5d06f75ffad4..20c2f42454b8 100644 --- a/arch/arm/include/asm/processor.h +++ b/arch/arm/include/asm/processor.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/processor.h * * Copyright (C) 1995-1999 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARM_PROCESSOR_H diff --git a/arch/arm/include/asm/procinfo.h b/arch/arm/include/asm/procinfo.h index ca52e584ef74..42df316fb8ba 100644 --- a/arch/arm/include/asm/procinfo.h +++ b/arch/arm/include/asm/procinfo.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/procinfo.h * * Copyright (C) 1996-1999 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_PROCINFO_H #define __ASM_PROCINFO_H diff --git a/arch/arm/include/asm/prom.h b/arch/arm/include/asm/prom.h index cd94ef2ef283..1e36c40533c1 100644 --- a/arch/arm/include/asm/prom.h +++ b/arch/arm/include/asm/prom.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/prom.h * * Copyright (C) 2009 Canonical Ltd. <jeremy.kerr@canonical.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __ASMARM_PROM_H #define __ASMARM_PROM_H diff --git a/arch/arm/include/asm/ptrace.h b/arch/arm/include/asm/ptrace.h index c7cdbb43ae7c..91d6b7856be4 100644 --- a/arch/arm/include/asm/ptrace.h +++ b/arch/arm/include/asm/ptrace.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/ptrace.h * * Copyright (C) 1996-2003 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARM_PTRACE_H #define __ASM_ARM_PTRACE_H diff --git a/arch/arm/include/asm/set_memory.h b/arch/arm/include/asm/set_memory.h index 5aa4315abe91..a1ceff4295d3 100644 --- a/arch/arm/include/asm/set_memory.h +++ b/arch/arm/include/asm/set_memory.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 1999-2002 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASMARM_SET_MEMORY_H diff --git a/arch/arm/include/asm/setup.h b/arch/arm/include/asm/setup.h index 3613d7e9fc40..77e5582c2259 100644 --- a/arch/arm/include/asm/setup.h +++ b/arch/arm/include/asm/setup.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/include/asm/setup.h * * Copyright (C) 1997-1999 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Structure passed to kernel to tell it about the * hardware it's running on. See Documentation/arm/Setup * for more info. diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h index 451ae684aaf4..a91f21e3c5b5 100644 --- a/arch/arm/include/asm/smp.h +++ b/arch/arm/include/asm/smp.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/smp.h * * Copyright (C) 2004-2005 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARM_SMP_H #define __ASM_ARM_SMP_H diff --git a/arch/arm/include/asm/stage2_pgtable.h b/arch/arm/include/asm/stage2_pgtable.h index 9587517649bd..aaceec7855ec 100644 --- a/arch/arm/include/asm/stage2_pgtable.h +++ b/arch/arm/include/asm/stage2_pgtable.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2016 - ARM Ltd * * stage2 page table helpers - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM_S2_PGTABLE_H_ diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index 286eb61c632b..0d0d5178e2c3 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/thread_info.h * * Copyright (C) 2002 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARM_THREAD_INFO_H #define __ASM_ARM_THREAD_INFO_H diff --git a/arch/arm/include/asm/thread_notify.h b/arch/arm/include/asm/thread_notify.h index 1dc980675894..1c1542e2ed63 100644 --- a/arch/arm/include/asm/thread_notify.h +++ b/arch/arm/include/asm/thread_notify.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/thread_notify.h * * Copyright (C) 2006 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef ASMARM_THREAD_NOTIFY_H #define ASMARM_THREAD_NOTIFY_H diff --git a/arch/arm/include/asm/timex.h b/arch/arm/include/asm/timex.h index f6fcc67ef06e..7c3b3671d6c2 100644 --- a/arch/arm/include/asm/timex.h +++ b/arch/arm/include/asm/timex.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/timex.h * * Copyright (C) 1997,1998 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Architecture Specific TIME specifications */ #ifndef _ASMARM_TIMEX_H diff --git a/arch/arm/include/asm/tlb.h b/arch/arm/include/asm/tlb.h index bc6d04a09899..b75ea15b85c0 100644 --- a/arch/arm/include/asm/tlb.h +++ b/arch/arm/include/asm/tlb.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/tlb.h * * Copyright (C) 2002 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Experimentation shows that on a StrongARM, it appears to be faster * to use the "invalidate whole tlb" rather than "invalidate single * tlb" for this. diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h index 1897b5196fb5..24cbfc112dfa 100644 --- a/arch/arm/include/asm/tlbflush.h +++ b/arch/arm/include/asm/tlbflush.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/tlbflush.h * * Copyright (C) 1999-2003 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASMARM_TLBFLUSH_H #define _ASMARM_TLBFLUSH_H diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h index d49ce8f48be3..303248e5b990 100644 --- a/arch/arm/include/asm/uaccess.h +++ b/arch/arm/include/asm/uaccess.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/uaccess.h - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASMARM_UACCESS_H #define _ASMARM_UACCESS_H diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h index 7a39e77984ef..9fb00973c608 100644 --- a/arch/arm/include/asm/unistd.h +++ b/arch/arm/include/asm/unistd.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/unistd.h * * Copyright (C) 2001-2005 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Please forward _all_ changes to this file to rmk@arm.linux.org.uk, * no matter what the change is. Thanks! */ diff --git a/arch/arm/include/asm/uprobes.h b/arch/arm/include/asm/uprobes.h index 9472c20b7d49..6a61b2874926 100644 --- a/arch/arm/include/asm/uprobes.h +++ b/arch/arm/include/asm/uprobes.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 Rabin Vincent <rabin at rab.in> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_UPROBES_H diff --git a/arch/arm/include/asm/vdso_datapage.h b/arch/arm/include/asm/vdso_datapage.h index 9be259442fca..7910abf89b1c 100644 --- a/arch/arm/include/asm/vdso_datapage.h +++ b/arch/arm/include/asm/vdso_datapage.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Adapted from arm64 version. * * Copyright (C) 2012 ARM Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_VDSO_DATAPAGE_H #define __ASM_VDSO_DATAPAGE_H diff --git a/arch/arm/include/asm/xor.h b/arch/arm/include/asm/xor.h index 4ffb26d4cad8..aefddec79286 100644 --- a/arch/arm/include/asm/xor.h +++ b/arch/arm/include/asm/xor.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/xor.h * * Copyright (C) 2001 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/hardirq.h> #include <asm-generic/xor.h> diff --git a/arch/arm/include/debug/8250.S b/arch/arm/include/debug/8250.S index 7f7446f6f806..e4a036f082c2 100644 --- a/arch/arm/include/debug/8250.S +++ b/arch/arm/include/debug/8250.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/debug/8250.S * * Copyright (C) 1994-2013 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/serial_reg.h> diff --git a/arch/arm/include/debug/asm9260.S b/arch/arm/include/debug/asm9260.S index 292f85b49fca..0da1eb625331 100644 --- a/arch/arm/include/debug/asm9260.S +++ b/arch/arm/include/debug/asm9260.S @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* Debugging macro include header * * Copyright (C) 1994-1999 Russell King * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks * Modified for ASM9260 by Oleksij Remepl <linux@rempel-privat.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ .macro addruart, rp, rv, tmp diff --git a/arch/arm/include/debug/at91.S b/arch/arm/include/debug/at91.S index 0098401e5aeb..6c91cbaaa20b 100644 --- a/arch/arm/include/debug/at91.S +++ b/arch/arm/include/debug/at91.S @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2003-2005 SAN People * * Debugging macro include header - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define AT91_DBGU_SR (0x14) /* Status Register */ diff --git a/arch/arm/include/debug/bcm63xx.S b/arch/arm/include/debug/bcm63xx.S index e7164d570f44..06a896227396 100644 --- a/arch/arm/include/debug/bcm63xx.S +++ b/arch/arm/include/debug/bcm63xx.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Broadcom BCM63xx low-level UART debug * * Copyright (C) 2014 Broadcom Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/serial_bcm63xx.h> diff --git a/arch/arm/include/debug/dc21285.S b/arch/arm/include/debug/dc21285.S index 02247f313e94..d7e8c71706ab 100644 --- a/arch/arm/include/debug/dc21285.S +++ b/arch/arm/include/debug/dc21285.S @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* arch/arm/mach-footbridge/include/mach/debug-macro.S * * Debugging macro include header * * Copyright (C) 1994-1999 Russell King * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <asm/hardware/dec21285.h> diff --git a/arch/arm/include/debug/digicolor.S b/arch/arm/include/debug/digicolor.S index c9517150766a..256f5f4da275 100644 --- a/arch/arm/include/debug/digicolor.S +++ b/arch/arm/include/debug/digicolor.S @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Debugging macro include header for Conexant Digicolor USART * * Copyright (C) 2014 Paradox Innovation Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define UA0_STATUS 0x0742 diff --git a/arch/arm/include/debug/efm32.S b/arch/arm/include/debug/efm32.S index 660fa1e4b77b..5ed5028306f4 100644 --- a/arch/arm/include/debug/efm32.S +++ b/arch/arm/include/debug/efm32.S @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define UARTn_CMD 0x000c diff --git a/arch/arm/include/debug/icedcc.S b/arch/arm/include/debug/icedcc.S index 43afcb021fa3..74a0dd036a17 100644 --- a/arch/arm/include/debug/icedcc.S +++ b/arch/arm/include/debug/icedcc.S @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/debug/icedcc.S * * Copyright (C) 1994-1999 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ @@ debug using ARM EmbeddedICE DCC channel diff --git a/arch/arm/include/debug/imx-uart.h b/arch/arm/include/debug/imx-uart.h index bce58e975ad1..c8eb83d4b896 100644 --- a/arch/arm/include/debug/imx-uart.h +++ b/arch/arm/include/debug/imx-uart.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012-2015 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __DEBUG_IMX_UART_H diff --git a/arch/arm/include/debug/imx.S b/arch/arm/include/debug/imx.S index 92c44760d656..1c1b9d1da4c8 100644 --- a/arch/arm/include/debug/imx.S +++ b/arch/arm/include/debug/imx.S @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* arch/arm/mach-imx/include/mach/debug-macro.S * * Debugging macro include header * * Copyright (C) 1994-1999 Russell King * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <asm/assembler.h> diff --git a/arch/arm/include/debug/ks8695.S b/arch/arm/include/debug/ks8695.S index 961da1f32ab3..eb4d371b5eea 100644 --- a/arch/arm/include/debug/ks8695.S +++ b/arch/arm/include/debug/ks8695.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/debug/ks8695.S * @@ -5,10 +6,6 @@ * Copyright (C) 2006 Simtec Electronics * * KS8695 - Debug macros - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define KS8695_UART_PA 0x03ffe000 diff --git a/arch/arm/include/debug/meson.S b/arch/arm/include/debug/meson.S index 1bae99bf6f11..1e501a0054ae 100644 --- a/arch/arm/include/debug/meson.S +++ b/arch/arm/include/debug/meson.S @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014 Carlo Caione * Carlo Caione <carlo@caione.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define MESON_AO_UART_WFIFO 0x0 diff --git a/arch/arm/include/debug/netx.S b/arch/arm/include/debug/netx.S index 81e1b2af70f7..08afc58885d3 100644 --- a/arch/arm/include/debug/netx.S +++ b/arch/arm/include/debug/netx.S @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Debugging macro include header * * Copyright (C) 1994-1999 Russell King * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define UART_DATA 0 diff --git a/arch/arm/include/debug/omap2plus.S b/arch/arm/include/debug/omap2plus.S index 192a7583999c..b5696a33ba0f 100644 --- a/arch/arm/include/debug/omap2plus.S +++ b/arch/arm/include/debug/omap2plus.S @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Debugging macro include header * * Copyright (C) 1994-1999 Russell King * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/serial_reg.h> diff --git a/arch/arm/include/debug/pl01x.S b/arch/arm/include/debug/pl01x.S index f7d8323cefcc..a2a553afe7b8 100644 --- a/arch/arm/include/debug/pl01x.S +++ b/arch/arm/include/debug/pl01x.S @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* arch/arm/include/debug/pl01x.S * * Debugging macro include header * * Copyright (C) 1994-1999 Russell King * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/amba/serial.h> diff --git a/arch/arm/include/debug/s3c24xx.S b/arch/arm/include/debug/s3c24xx.S index b1f54dc4888c..af873b526677 100644 --- a/arch/arm/include/debug/s3c24xx.S +++ b/arch/arm/include/debug/s3c24xx.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* arch/arm/mach-s3c2410/include/mach/debug-macro.S * * Debugging macro include header @@ -6,10 +7,6 @@ * Copyright (C) 2005 Simtec Electronics * * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/serial_s3c.h> diff --git a/arch/arm/include/debug/s5pv210.S b/arch/arm/include/debug/s5pv210.S index 4f1a73e2c1a1..820a1cfb0595 100644 --- a/arch/arm/include/debug/s5pv210.S +++ b/arch/arm/include/debug/s5pv210.S @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. * http://www.samsung.com - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* pull in the relevant register and map files. */ diff --git a/arch/arm/include/debug/sa1100.S b/arch/arm/include/debug/sa1100.S index a0ae4f4cd924..6109e6058e5b 100644 --- a/arch/arm/include/debug/sa1100.S +++ b/arch/arm/include/debug/sa1100.S @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* arch/arm/include/debug/sa1100.S * * Debugging macro include header * * Copyright (C) 1994-1999 Russell King * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define UTCR3 0x0c diff --git a/arch/arm/include/debug/sti.S b/arch/arm/include/debug/sti.S index e3aa58ff1776..6b42c91f217d 100644 --- a/arch/arm/include/debug/sti.S +++ b/arch/arm/include/debug/sti.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/debug/sti.S * * Debugging macro include header * Copyright (C) 2013 STMicroelectronics (R&D) Limited. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define STIH41X_COMMS_BASE 0xfed00000 diff --git a/arch/arm/include/debug/ux500.S b/arch/arm/include/debug/ux500.S index aa7f63a8b5e0..c626f89b3e4a 100644 --- a/arch/arm/include/debug/ux500.S +++ b/arch/arm/include/debug/ux500.S @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Debugging macro include header * * Copyright (C) 2009 ST-Ericsson - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ diff --git a/arch/arm/include/debug/vexpress.S b/arch/arm/include/debug/vexpress.S index 524acd5a223e..ccb22e9a86a3 100644 --- a/arch/arm/include/debug/vexpress.S +++ b/arch/arm/include/debug/vexpress.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* arch/arm/mach-realview/include/mach/debug-macro.S * * Debugging macro include header * * Copyright (C) 1994-1999 Russell King * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define DEBUG_LL_PHYS_BASE 0x10000000 diff --git a/arch/arm/include/debug/vf.S b/arch/arm/include/debug/vf.S index b88933849a17..854d9bd82770 100644 --- a/arch/arm/include/debug/vf.S +++ b/arch/arm/include/debug/vf.S @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2013 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define VF_UART0_BASE_ADDR 0x40027000 diff --git a/arch/arm/include/debug/vt8500.S b/arch/arm/include/debug/vt8500.S index 0e0ca0869da7..8dc1df2d91b8 100644 --- a/arch/arm/include/debug/vt8500.S +++ b/arch/arm/include/debug/vt8500.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Debugging macro include header * * Copyright (C) 2010 Alexey Charkov <alchark@gmail.com> * Moved from arch/arm/mach-vt8500/include/mach/debug-macro.S * Minor changes for readability. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define DEBUG_LL_PHYS_BASE 0xD8000000 diff --git a/arch/arm/kernel/arch_timer.c b/arch/arm/kernel/arch_timer.c index 1791f12c180b..c125582de2e7 100644 --- a/arch/arm/kernel/arch_timer.c +++ b/arch/arm/kernel/arch_timer.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/arch_timer.c * * Copyright (C) 2011 ARM Ltd. * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/types.h> diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c index 8fa2dc21d332..98bdea51089d 100644 --- a/arch/arm/kernel/armksyms.c +++ b/arch/arm/kernel/armksyms.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/armksyms.c * * Copyright (C) 2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/export.h> #include <linux/sched.h> diff --git a/arch/arm/kernel/asm-offsets.c b/arch/arm/kernel/asm-offsets.c index 28b27104ac0c..c773b829ee8e 100644 --- a/arch/arm/kernel/asm-offsets.c +++ b/arch/arm/kernel/asm-offsets.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 1995-2003 Russell King * 2001-2002 Keith Owens @@ -5,10 +6,6 @@ * Generate definitions needed by assembly language modules. * This code generates raw asm output which is post-processed to extract * and format the required data. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/compiler.h> #include <linux/sched.h> diff --git a/arch/arm/kernel/atags_compat.c b/arch/arm/kernel/atags_compat.c index 05c28b12353c..10da11c212cc 100644 --- a/arch/arm/kernel/atags_compat.c +++ b/arch/arm/kernel/atags_compat.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/atags_compat.c * * Copyright (C) 2001 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * We keep the old params compatibility cruft in one place (here) * so we don't end up with lots of mess around other places. * diff --git a/arch/arm/kernel/atags_parse.c b/arch/arm/kernel/atags_parse.c index a8a4333929f5..ce02f92f4ab2 100644 --- a/arch/arm/kernel/atags_parse.c +++ b/arch/arm/kernel/atags_parse.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Tag parsing. * * Copyright (C) 1995-2001 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/kernel/crash_dump.c b/arch/arm/kernel/crash_dump.c index 5d1286d51154..53cb92435392 100644 --- a/arch/arm/kernel/crash_dump.c +++ b/arch/arm/kernel/crash_dump.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/kernel/crash_dump.c * @@ -7,10 +8,6 @@ * This code is taken from arch/x86/kernel/crash_dump_64.c * Created by: Hariprasad Nellitheertha (hari@in.ibm.com) * Copyright (C) IBM Corporation, 2004. All rights reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/errno.h> diff --git a/arch/arm/kernel/debug.S b/arch/arm/kernel/debug.S index b9f94e03d916..e112072b579d 100644 --- a/arch/arm/kernel/debug.S +++ b/arch/arm/kernel/debug.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/kernel/debug.S * * Copyright (C) 1994-1999 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * 32-bit debugging code */ #include <linux/linkage.h> diff --git a/arch/arm/kernel/devtree.c b/arch/arm/kernel/devtree.c index e3057c1b55b9..39c978698406 100644 --- a/arch/arm/kernel/devtree.c +++ b/arch/arm/kernel/devtree.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/devtree.c * * Copyright (C) 2009 Canonical Ltd. <jeremy.kerr@canonical.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/kernel/dma-isa.c b/arch/arm/kernel/dma-isa.c index 10c45cc6b957..2d90ecce5a11 100644 --- a/arch/arm/kernel/dma-isa.c +++ b/arch/arm/kernel/dma-isa.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/dma-isa.c * * Copyright (C) 1999-2000 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ISA DMA primitives * Taken from various sources, including: * linux/include/asm/dma.h: Defines for using and allocating dma channels. diff --git a/arch/arm/kernel/dma.c b/arch/arm/kernel/dma.c index 6739d37c2bc5..ba15b8666498 100644 --- a/arch/arm/kernel/dma.c +++ b/arch/arm/kernel/dma.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/dma.c * * Copyright (C) 1995-2000 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Front-end to the DMA handling. This handles the allocation/freeing * of DMA channels, and provides a unified interface to the machines * DMA facilities. diff --git a/arch/arm/kernel/early_printk.c b/arch/arm/kernel/early_printk.c index 9257736ec9fa..03239ca0d5ce 100644 --- a/arch/arm/kernel/early_printk.c +++ b/arch/arm/kernel/early_printk.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/early_printk.c * * Copyright (C) 2009 Sascha Hauer <s.hauer@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/kernel/efi.c b/arch/arm/kernel/efi.c index 9f43ba012d10..ed005870671a 100644 --- a/arch/arm/kernel/efi.c +++ b/arch/arm/kernel/efi.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/efi.h> diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index ce4aea57130a..0b8cfdd60b90 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/kernel/entry-armv.S * @@ -5,10 +6,6 @@ * ARM700 fix by Matthew Godbolt (linux-user@willothewisp.demon.co.uk) * nommu support by Hyok S. Choi (hyok.choi@samsung.com) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Low-level vector interface routines * * Note: there is a StrongARM bug in the STMIA rn, {regs}^ instruction diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index f7649adef505..271cb8a1eba1 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/kernel/entry-common.S * * Copyright (C) 2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/assembler.h> diff --git a/arch/arm/kernel/entry-ftrace.S b/arch/arm/kernel/entry-ftrace.S index 0be69e551a64..a74289ebc803 100644 --- a/arch/arm/kernel/entry-ftrace.S +++ b/arch/arm/kernel/entry-ftrace.S @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +/* SPDX-License-Identifier: GPL-2.0-only */ #include <asm/assembler.h> #include <asm/ftrace.h> diff --git a/arch/arm/kernel/entry-v7m.S b/arch/arm/kernel/entry-v7m.S index 19d2dcd6530d..de1f20624be1 100644 --- a/arch/arm/kernel/entry-v7m.S +++ b/arch/arm/kernel/entry-v7m.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/kernel/entry-v7m.S * * Copyright (C) 2008 ARM Ltd. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Low-level vector interface routines for the ARMv7-M architecture */ #include <asm/memory.h> diff --git a/arch/arm/kernel/head-common.S b/arch/arm/kernel/head-common.S index 997b02302c31..a7810be07da1 100644 --- a/arch/arm/kernel/head-common.S +++ b/arch/arm/kernel/head-common.S @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/kernel/head-common.S * * Copyright (C) 1994-2002 Russell King * Copyright (c) 2003 ARM Limited * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <asm/assembler.h> diff --git a/arch/arm/kernel/head-inflate-data.c b/arch/arm/kernel/head-inflate-data.c index 6dd0ce5e6058..89a52104d32a 100644 --- a/arch/arm/kernel/head-inflate-data.c +++ b/arch/arm/kernel/head-inflate-data.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * XIP kernel .data segment decompressor * * Created by: Nicolas Pitre, August 2017 * Copyright: (C) 2017 Linaro Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/kernel/head-nommu.S b/arch/arm/kernel/head-nommu.S index b38bbd011b35..afa350f44dea 100644 --- a/arch/arm/kernel/head-nommu.S +++ b/arch/arm/kernel/head-nommu.S @@ -1,15 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/kernel/head-nommu.S * * Copyright (C) 1994-2002 Russell King * Copyright (C) 2003-2006 Hyok S. Choi * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Common kernel startup code (non-paged MM) - * */ #include <linux/linkage.h> #include <linux/init.h> diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S index 4485d0404514..c49b39340ddb 100644 --- a/arch/arm/kernel/head.S +++ b/arch/arm/kernel/head.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/kernel/head.S * @@ -5,10 +6,6 @@ * Copyright (c) 2003 ARM Limited * All Rights Reserved * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Kernel startup code for all 32-bit CPUs */ #include <linux/linkage.h> diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c index 844861368cd5..ee514034c0a1 100644 --- a/arch/arm/kernel/irq.c +++ b/arch/arm/kernel/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/irq.c * @@ -8,10 +9,6 @@ * Dynamic Tick Timer written by Tony Lindgren <tony@atomide.com> and * Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com>. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file contains the code used by various IRQ handling routines: * asking for different IRQ's should be done through these routines * instead of just grabbing them. Thus setups with different IRQ numbers diff --git a/arch/arm/kernel/iwmmxt.S b/arch/arm/kernel/iwmmxt.S index 81cd4d43b3ec..0dcae787b004 100644 --- a/arch/arm/kernel/iwmmxt.S +++ b/arch/arm/kernel/iwmmxt.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/kernel/iwmmxt.S * @@ -8,10 +9,6 @@ * * Full lazy switching support, optimizations and more, by Nicolas Pitre * Copyright (c) 2003-2004, MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/kernel/module-plts.c b/arch/arm/kernel/module-plts.c index 3d0c2e4dda1d..b647741c0ab0 100644 --- a/arch/arm/kernel/module-plts.c +++ b/arch/arm/kernel/module-plts.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-2017 Linaro Ltd. <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/elf.h> diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c index 3ff571c2c71c..b3d439c41c7b 100644 --- a/arch/arm/kernel/module.c +++ b/arch/arm/kernel/module.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/module.c * * Copyright (C) 2002 Russell King. * Modified for nommu by Hyok S. Choi * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Module allocation method suggested by Andi Kleen. */ #include <linux/module.h> diff --git a/arch/arm/kernel/opcodes.c b/arch/arm/kernel/opcodes.c index f8179c6a817f..651914947443 100644 --- a/arch/arm/kernel/opcodes.c +++ b/arch/arm/kernel/opcodes.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/opcodes.c * * A32 condition code lookup feature moved from nwfpe/fpopcode.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/kernel/pj4-cp0.c b/arch/arm/kernel/pj4-cp0.c index 7c9248b74d3f..1d1fb22f44f3 100644 --- a/arch/arm/kernel/pj4-cp0.c +++ b/arch/arm/kernel/pj4-cp0.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/pj4-cp0.c * * PJ4 iWMMXt coprocessor context switching and handling * * Copyright (c) 2010 Marvell International Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 72cc0862a30e..f934a6739fc0 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/process.c * * Copyright (C) 1996-2000 Russell King - Converted to ARM. * Original Copyright (C) 1995 Linus Torvalds - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <stdarg.h> diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c index 6fa5b6387556..afcb4d3b14dc 100644 --- a/arch/arm/kernel/ptrace.c +++ b/arch/arm/kernel/ptrace.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/ptrace.c * * By Ross Biro 1/23/92 * edited by Linus Torvalds * ARM modifications Copyright (C) 2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/sched/signal.h> diff --git a/arch/arm/kernel/reboot.c b/arch/arm/kernel/reboot.c index 3b2aa9a9fe26..bb18ed0539f4 100644 --- a/arch/arm/kernel/reboot.c +++ b/arch/arm/kernel/reboot.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 1996-2000 Russell King - Converted to ARM. * Original Copyright (C) 1995 Linus Torvalds - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cpu.h> #include <linux/delay.h> diff --git a/arch/arm/kernel/return_address.c b/arch/arm/kernel/return_address.c index 36ed35073289..b0d2f1fe891d 100644 --- a/arch/arm/kernel/return_address.c +++ b/arch/arm/kernel/return_address.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/kernel/return_address.c * * Copyright (C) 2009 Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> * for Pengutronix - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. */ #include <linux/export.h> #include <linux/ftrace.h> diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 5d78b6ac0429..d0a464e317ea 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/setup.c * * Copyright (C) 1995-2001 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/efi.h> #include <linux/export.h> diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index be5edfdde558..3ca71d679aec 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/signal.c * * Copyright (C) 1995-2009 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/errno.h> #include <linux/random.h> diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index ebc53804d57b..a137608cd197 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/smp.c * * Copyright (C) 2002 ARM Limited, All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/delay.h> diff --git a/arch/arm/kernel/smp_scu.c b/arch/arm/kernel/smp_scu.c index c6b33074c393..6de47fb3b828 100644 --- a/arch/arm/kernel/smp_scu.c +++ b/arch/arm/kernel/smp_scu.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/smp_scu.c * * Copyright (C) 2002 ARM Ltd. * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/io.h> diff --git a/arch/arm/kernel/smp_tlb.c b/arch/arm/kernel/smp_tlb.c index 9af0701f7094..d4908b3736d8 100644 --- a/arch/arm/kernel/smp_tlb.c +++ b/arch/arm/kernel/smp_tlb.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/smp_tlb.c * * Copyright (C) 2002 ARM Limited, All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/preempt.h> #include <linux/smp.h> diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c index 3cdc399b9fc3..9a14f721a2b0 100644 --- a/arch/arm/kernel/smp_twd.c +++ b/arch/arm/kernel/smp_twd.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/smp_twd.c * * Copyright (C) 2002 ARM Ltd. * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/arm/kernel/swp_emulate.c b/arch/arm/kernel/swp_emulate.c index 76f6e6a9736c..e640871328c1 100644 --- a/arch/arm/kernel/swp_emulate.c +++ b/arch/arm/kernel/swp_emulate.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/swp_emulate.c * * Copyright (C) 2009 ARM Limited * __user_* functions adapted from include/asm/uaccess.h * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Implements emulation of the SWP/SWPB instructions using load-exclusive and * store-exclusive for processors that have them disabled (or future ones that * might not implement them). diff --git a/arch/arm/kernel/sys_arm.c b/arch/arm/kernel/sys_arm.c index bdf7514204ab..a5f183cfecb1 100644 --- a/arch/arm/kernel/sys_arm.c +++ b/arch/arm/kernel/sys_arm.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/sys_arm.c * * Copyright (C) People who wrote linux/arch/i386/kernel/sys_i386.c * Copyright (C) 1995, 1996 Russell King. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file contains various random system calls that * have a non-standard calling sequence on the Linux/arm * platform. diff --git a/arch/arm/kernel/sys_oabi-compat.c b/arch/arm/kernel/sys_oabi-compat.c index acd054a42ba2..17bd32b22371 100644 --- a/arch/arm/kernel/sys_oabi-compat.c +++ b/arch/arm/kernel/sys_oabi-compat.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/kernel/sys_oabi-compat.c * @@ -7,10 +8,6 @@ * Author: Nicolas Pitre * Created: Oct 7, 2005 * Copyright: MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c index 078b259ead4e..b996b2cf0703 100644 --- a/arch/arm/kernel/time.c +++ b/arch/arm/kernel/time.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/time.c * * Copyright (C) 1991, 1992, 1995 Linus Torvalds * Modifications for ARM (C) 1994-2001 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file contains the ARM-specific time handling details: * reading the RTC at bootup, etc... */ diff --git a/arch/arm/kernel/topology.c b/arch/arm/kernel/topology.c index 60e375ce1ab2..d17cb1e6d679 100644 --- a/arch/arm/kernel/topology.c +++ b/arch/arm/kernel/topology.c @@ -169,7 +169,7 @@ static void update_cpu_capacity(unsigned int cpu) topology_set_cpu_scale(cpu, cpu_capacity(cpu) / middle_capacity); pr_info("CPU%u: update cpu_capacity %lu\n", - cpu, topology_get_cpu_scale(NULL, cpu)); + cpu, topology_get_cpu_scale(cpu)); } #else diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 33af097c454b..7e2f1cba84e5 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/traps.c * * Copyright (C) 1995-2009 Russell King * Fragments that appear the same as linux/arch/i386/kernel/traps.c (C) Linus Torvalds * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * 'traps.c' handles hardware exceptions after we have saved some state in * 'linux/arch/arm/lib/traps.S'. Mostly a debugging aid, but will probably * kill the offending process. diff --git a/arch/arm/kernel/v7m.c b/arch/arm/kernel/v7m.c index 4d2cba94f5cc..094c5c59fc72 100644 --- a/arch/arm/kernel/v7m.c +++ b/arch/arm/kernel/v7m.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Uwe Kleine-Koenig for Pengutronix - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/io.h> #include <linux/reboot.h> diff --git a/arch/arm/kernel/vdso.c b/arch/arm/kernel/vdso.c index f4dd7f9663c1..8872acf9ff99 100644 --- a/arch/arm/kernel/vdso.c +++ b/arch/arm/kernel/vdso.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Adapted from arm64 version. * * Copyright (C) 2012 ARM Limited * Copyright (C) 2015 Mentor Graphics Corporation. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/cache.h> diff --git a/arch/arm/kernel/xscale-cp0.c b/arch/arm/kernel/xscale-cp0.c index 77a2eef72115..ed4f6e77616d 100644 --- a/arch/arm/kernel/xscale-cp0.c +++ b/arch/arm/kernel/xscale-cp0.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/xscale-cp0.c * * XScale DSP and iWMMXt coprocessor context switching and handling - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/arch/arm/kvm/hyp/banked-sr.c b/arch/arm/kvm/hyp/banked-sr.c index be4b8b0a40ad..c4632ed9e819 100644 --- a/arch/arm/kvm/hyp/banked-sr.c +++ b/arch/arm/kvm/hyp/banked-sr.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Original code: * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> * * Mostly rewritten in C by Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <asm/kvm_hyp.h> diff --git a/arch/arm/kvm/hyp/cp15-sr.c b/arch/arm/kvm/hyp/cp15-sr.c index 8bf895ec6e04..e6923306f698 100644 --- a/arch/arm/kvm/hyp/cp15-sr.c +++ b/arch/arm/kvm/hyp/cp15-sr.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Original code: * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> * * Mostly rewritten in C by Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <asm/kvm_hyp.h> diff --git a/arch/arm/kvm/hyp/entry.S b/arch/arm/kvm/hyp/entry.S index 60783f3b57cc..4bd1f6a74180 100644 --- a/arch/arm/kvm/hyp/entry.S +++ b/arch/arm/kvm/hyp/entry.S @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2016 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm/kvm/hyp/s2-setup.c b/arch/arm/kvm/hyp/s2-setup.c index 7be39af2ed6c..5dfbea5adf65 100644 --- a/arch/arm/kvm/hyp/s2-setup.c +++ b/arch/arm/kvm/hyp/s2-setup.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/types.h> diff --git a/arch/arm/kvm/hyp/switch.c b/arch/arm/kvm/hyp/switch.c index 3b058a5d7c5f..1efeef3fd0ee 100644 --- a/arch/arm/kvm/hyp/switch.c +++ b/arch/arm/kvm/hyp/switch.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/jump_label.h> diff --git a/arch/arm/kvm/hyp/tlb.c b/arch/arm/kvm/hyp/tlb.c index 8e4afba73635..848f27bbad9d 100644 --- a/arch/arm/kvm/hyp/tlb.c +++ b/arch/arm/kvm/hyp/tlb.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Original code: * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> * * Mostly rewritten in C by Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <asm/kvm_hyp.h> diff --git a/arch/arm/kvm/hyp/vfp.S b/arch/arm/kvm/hyp/vfp.S index 7c297e87eb8b..675a52348d8d 100644 --- a/arch/arm/kvm/hyp/vfp.S +++ b/arch/arm/kvm/hyp/vfp.S @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm/lib/backtrace.S b/arch/arm/lib/backtrace.S index 7d7952e5a3b1..1d5210eb4776 100644 --- a/arch/arm/lib/backtrace.S +++ b/arch/arm/lib/backtrace.S @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/backtrace.S * * Copyright (C) 1995, 1996 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * 27/03/03 Ian Molton Clean up CONFIG_CPU - * */ #include <linux/kern_levels.h> #include <linux/linkage.h> diff --git a/arch/arm/lib/changebit.S b/arch/arm/lib/changebit.S index f4027862172f..02424765e9e1 100644 --- a/arch/arm/lib/changebit.S +++ b/arch/arm/lib/changebit.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/changebit.S * * Copyright (C) 1995-1996 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/clear_user.S b/arch/arm/lib/clear_user.S index 55946e3fa2ba..8f2c4dbfc5f2 100644 --- a/arch/arm/lib/clear_user.S +++ b/arch/arm/lib/clear_user.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/clear_user.S * * Copyright (C) 1995, 1996,1997,1998 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/clearbit.S b/arch/arm/lib/clearbit.S index f6b75fb64d30..4646dee8a339 100644 --- a/arch/arm/lib/clearbit.S +++ b/arch/arm/lib/clearbit.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/clearbit.S * * Copyright (C) 1995-1996 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/copy_from_user.S b/arch/arm/lib/copy_from_user.S index 6a3419e2c6d8..95b2e1ce559c 100644 --- a/arch/arm/lib/copy_from_user.S +++ b/arch/arm/lib/copy_from_user.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/copy_from_user.S * * Author: Nicolas Pitre * Created: Sep 29, 2005 * Copyright: MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/lib/copy_page.S b/arch/arm/lib/copy_page.S index b84ce1792043..5db1a8ee3d9f 100644 --- a/arch/arm/lib/copy_page.S +++ b/arch/arm/lib/copy_page.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/copypage.S * * Copyright (C) 1995-1999 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ASM optimised string functions */ #include <linux/linkage.h> diff --git a/arch/arm/lib/copy_template.S b/arch/arm/lib/copy_template.S index a11f2c25e03a..810a805d36dc 100644 --- a/arch/arm/lib/copy_template.S +++ b/arch/arm/lib/copy_template.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/copy_template.s * @@ -6,10 +7,6 @@ * Author: Nicolas Pitre * Created: Sep 28, 2005 * Copyright: MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/lib/copy_to_user.S b/arch/arm/lib/copy_to_user.S index c7d08096e354..ebfe4cb3d912 100644 --- a/arch/arm/lib/copy_to_user.S +++ b/arch/arm/lib/copy_to_user.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/copy_to_user.S * * Author: Nicolas Pitre * Created: Sep 29, 2005 * Copyright: MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/lib/csumipv6.S b/arch/arm/lib/csumipv6.S index 3ac6ef01bc43..3559d515144c 100644 --- a/arch/arm/lib/csumipv6.S +++ b/arch/arm/lib/csumipv6.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/csumipv6.S * * Copyright (C) 1995-1998 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/csumpartial.S b/arch/arm/lib/csumpartial.S index bd84e2db353b..87c9471be8b6 100644 --- a/arch/arm/lib/csumpartial.S +++ b/arch/arm/lib/csumpartial.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/csumpartial.S * * Copyright (C) 1995-1998 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/csumpartialcopy.S b/arch/arm/lib/csumpartialcopy.S index d03fc71fc88c..184d97254a7a 100644 --- a/arch/arm/lib/csumpartialcopy.S +++ b/arch/arm/lib/csumpartialcopy.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/csumpartialcopy.S * * Copyright (C) 1995-1998 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/csumpartialcopygeneric.S b/arch/arm/lib/csumpartialcopygeneric.S index 08e17758cbea..0b706a39a677 100644 --- a/arch/arm/lib/csumpartialcopygeneric.S +++ b/arch/arm/lib/csumpartialcopygeneric.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/csumpartialcopygeneric.S * * Copyright (C) 1995-2001 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/assembler.h> diff --git a/arch/arm/lib/csumpartialcopyuser.S b/arch/arm/lib/csumpartialcopyuser.S index f4716d98e0b4..6bd3a93eaa3c 100644 --- a/arch/arm/lib/csumpartialcopyuser.S +++ b/arch/arm/lib/csumpartialcopyuser.S @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/csumpartialcopyuser.S * * Copyright (C) 1995-1998 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * 27/03/03 Ian Molton Clean up CONFIG_CPU - * */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/delay-loop.S b/arch/arm/lib/delay-loop.S index c766694e929c..3ccade0f8130 100644 --- a/arch/arm/lib/delay-loop.S +++ b/arch/arm/lib/delay-loop.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/delay.S * * Copyright (C) 1995, 1996 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/div64.S b/arch/arm/lib/div64.S index 4d80f690c48b..a87c02925ffa 100644 --- a/arch/arm/lib/div64.S +++ b/arch/arm/lib/div64.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/div64.S * @@ -6,10 +7,6 @@ * Author: Nicolas Pitre * Created: Oct 5, 2003 * Copyright: Monta Vista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/lib/ecard.S b/arch/arm/lib/ecard.S index e6057fa851bb..eb8ac0412da6 100644 --- a/arch/arm/lib/ecard.S +++ b/arch/arm/lib/ecard.S @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/ecard.S * * Copyright (C) 1995, 1996 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * 27/03/03 Ian Molton Clean up CONFIG_CPU - * */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/findbit.S b/arch/arm/lib/findbit.S index 7848780e8834..b5e8b9ae4c7d 100644 --- a/arch/arm/lib/findbit.S +++ b/arch/arm/lib/findbit.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/findbit.S * * Copyright (C) 1995-2000 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * 16th March 2001 - John Ripley <jripley@sonicblue.com> * Fixed so that "size" is an exclusive not an inclusive quantity. * All users of these functions expect exclusive sizes, and may diff --git a/arch/arm/lib/floppydma.S b/arch/arm/lib/floppydma.S index de68d3b343e3..6698b83050dc 100644 --- a/arch/arm/lib/floppydma.S +++ b/arch/arm/lib/floppydma.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/floppydma.S * * Copyright (C) 1995, 1996 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/getuser.S b/arch/arm/lib/getuser.S index b2e4bc3a635e..c5e420750c48 100644 --- a/arch/arm/lib/getuser.S +++ b/arch/arm/lib/getuser.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/getuser.S * * Copyright (C) 2001 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Idea from x86 version, (C) Copyright 1998 Linus Torvalds * * These functions have a non-standard call interface to make them more diff --git a/arch/arm/lib/io-acorn.S b/arch/arm/lib/io-acorn.S index 69719bad674d..b9082a2a2a01 100644 --- a/arch/arm/lib/io-acorn.S +++ b/arch/arm/lib/io-acorn.S @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/io-acorn.S * * Copyright (C) 1995, 1996 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * 27/03/03 Ian Molton Clean up CONFIG_CPU - * */ #include <linux/linkage.h> #include <linux/kern_levels.h> diff --git a/arch/arm/lib/io-readsb.S b/arch/arm/lib/io-readsb.S index 91038a0a77b5..0def9388fb15 100644 --- a/arch/arm/lib/io-readsb.S +++ b/arch/arm/lib/io-readsb.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/io-readsb.S * * Copyright (C) 1995-2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/io-readsl.S b/arch/arm/lib/io-readsl.S index f2e2064318d2..d9f6b372b058 100644 --- a/arch/arm/lib/io-readsl.S +++ b/arch/arm/lib/io-readsl.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/io-readsl.S * * Copyright (C) 1995-2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/io-readsw-armv3.S b/arch/arm/lib/io-readsw-armv3.S index 8b25b69c516e..266043610c0c 100644 --- a/arch/arm/lib/io-readsw-armv3.S +++ b/arch/arm/lib/io-readsw-armv3.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/io-readsw-armv3.S * * Copyright (C) 1995-2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/io-readsw-armv4.S b/arch/arm/lib/io-readsw-armv4.S index 5efdd66f5dcd..228c176a94d1 100644 --- a/arch/arm/lib/io-readsw-armv4.S +++ b/arch/arm/lib/io-readsw-armv4.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/io-readsw-armv4.S * * Copyright (C) 1995-2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/io-writesb.S b/arch/arm/lib/io-writesb.S index 7d2881a2381e..e2ae312f0b69 100644 --- a/arch/arm/lib/io-writesb.S +++ b/arch/arm/lib/io-writesb.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/io-writesb.S * * Copyright (C) 1995-2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/io-writesl.S b/arch/arm/lib/io-writesl.S index 7596ac0c90b0..89ef7be61421 100644 --- a/arch/arm/lib/io-writesl.S +++ b/arch/arm/lib/io-writesl.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/io-writesl.S * * Copyright (C) 1995-2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/io-writesw-armv3.S b/arch/arm/lib/io-writesw-armv3.S index cb94b9b49405..4cabbee7f3b8 100644 --- a/arch/arm/lib/io-writesw-armv3.S +++ b/arch/arm/lib/io-writesw-armv3.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/io-writesw-armv3.S * * Copyright (C) 1995-2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/io-writesw-armv4.S b/arch/arm/lib/io-writesw-armv4.S index e6645b2f249e..12eec53266c7 100644 --- a/arch/arm/lib/io-writesw-armv4.S +++ b/arch/arm/lib/io-writesw-armv4.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/io-writesw-armv4.S * * Copyright (C) 1995-2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/memchr.S b/arch/arm/lib/memchr.S index 74a5bed6d999..95bedafd0330 100644 --- a/arch/arm/lib/memchr.S +++ b/arch/arm/lib/memchr.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/memchr.S * * Copyright (C) 1995-2000 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ASM optimised string functions */ #include <linux/linkage.h> diff --git a/arch/arm/lib/memcpy.S b/arch/arm/lib/memcpy.S index 4a6997bb4404..09a333153dc6 100644 --- a/arch/arm/lib/memcpy.S +++ b/arch/arm/lib/memcpy.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/memcpy.S * * Author: Nicolas Pitre * Created: Sep 28, 2005 * Copyright: MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/lib/memmove.S b/arch/arm/lib/memmove.S index d70304cb2cd0..b50e5770fb44 100644 --- a/arch/arm/lib/memmove.S +++ b/arch/arm/lib/memmove.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/memmove.S * * Author: Nicolas Pitre * Created: Sep 28, 2005 * Copyright: (C) MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/lib/memset.S b/arch/arm/lib/memset.S index 5593a45e0a8c..6ca4535c47fb 100644 --- a/arch/arm/lib/memset.S +++ b/arch/arm/lib/memset.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/memset.S * * Copyright (C) 1995-2000 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ASM optimised string functions */ #include <linux/linkage.h> diff --git a/arch/arm/lib/muldi3.S b/arch/arm/lib/muldi3.S index 204305956925..8362fe6c0de9 100644 --- a/arch/arm/lib/muldi3.S +++ b/arch/arm/lib/muldi3.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/muldi3.S * * Author: Nicolas Pitre * Created: Oct 19, 2005 * Copyright: Monta Vista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/lib/putuser.S b/arch/arm/lib/putuser.S index 515eeaa9975c..bdd8836dc5c2 100644 --- a/arch/arm/lib/putuser.S +++ b/arch/arm/lib/putuser.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/putuser.S * * Copyright (C) 2001 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Idea from x86 version, (C) Copyright 1998 Linus Torvalds * * These functions have a non-standard call interface to make diff --git a/arch/arm/lib/setbit.S b/arch/arm/lib/setbit.S index 618fedae4b37..19a96f43f4bb 100644 --- a/arch/arm/lib/setbit.S +++ b/arch/arm/lib/setbit.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/setbit.S * * Copyright (C) 1995-1996 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/strchr.S b/arch/arm/lib/strchr.S index 013d64c71e8d..09e2cc8a8950 100644 --- a/arch/arm/lib/strchr.S +++ b/arch/arm/lib/strchr.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/strchr.S * * Copyright (C) 1995-2000 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ASM optimised string functions */ #include <linux/linkage.h> diff --git a/arch/arm/lib/strrchr.S b/arch/arm/lib/strrchr.S index 3cec1c7482c4..5e87247d1e8b 100644 --- a/arch/arm/lib/strrchr.S +++ b/arch/arm/lib/strrchr.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/strrchr.S * * Copyright (C) 1995-2000 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ASM optimised string functions */ #include <linux/linkage.h> diff --git a/arch/arm/lib/testchangebit.S b/arch/arm/lib/testchangebit.S index 4becdc3a59cb..4ebecc67e6e0 100644 --- a/arch/arm/lib/testchangebit.S +++ b/arch/arm/lib/testchangebit.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/testchangebit.S * * Copyright (C) 1995-1996 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/testclearbit.S b/arch/arm/lib/testclearbit.S index 918841dcce7a..009afa0f5b4a 100644 --- a/arch/arm/lib/testclearbit.S +++ b/arch/arm/lib/testclearbit.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/testclearbit.S * * Copyright (C) 1995-1996 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/testsetbit.S b/arch/arm/lib/testsetbit.S index 8d1b2fe9e487..f3192e55acc8 100644 --- a/arch/arm/lib/testsetbit.S +++ b/arch/arm/lib/testsetbit.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/testsetbit.S * * Copyright (C) 1995-1996 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/arm/lib/uaccess_with_memcpy.c b/arch/arm/lib/uaccess_with_memcpy.c index 73dc7360cbdd..c9450982a155 100644 --- a/arch/arm/lib/uaccess_with_memcpy.c +++ b/arch/arm/lib/uaccess_with_memcpy.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/lib/uaccess_with_memcpy.c * * Written by: Lennert Buytenhek and Nicolas Pitre * Copyright (C) 2009 Marvell Semiconductor - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/lib/ucmpdi2.S b/arch/arm/lib/ucmpdi2.S index ad4a6309141a..679e16a210ae 100644 --- a/arch/arm/lib/ucmpdi2.S +++ b/arch/arm/lib/ucmpdi2.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/lib/ucmpdi2.S * * Author: Nicolas Pitre * Created: Oct 19, 2005 * Copyright: Monta Vista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/lib/xor-neon.c b/arch/arm/lib/xor-neon.c index c691b901092f..b99dd8e1c93f 100644 --- a/arch/arm/lib/xor-neon.c +++ b/arch/arm/lib/xor-neon.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/lib/xor-neon.c * * Copyright (C) 2013 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/raid/xor.h> diff --git a/arch/arm/mach-artpec/board-artpec6.c b/arch/arm/mach-artpec/board-artpec6.c index a0b1979c2c2c..d3cf3e8603e8 100644 --- a/arch/arm/mach-artpec/board-artpec6.c +++ b/arch/arm/mach-artpec/board-artpec6.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ARTPEC-6 device support. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/amba/bus.h> diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h index 72b45accfa0f..0a4cdcb4985b 100644 --- a/arch/arm/mach-at91/generic.h +++ b/arch/arm/mach-at91/generic.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mach-at91/generic.h * * Copyright (C) 2005 David Brownell - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _AT91_GENERIC_H diff --git a/arch/arm/mach-at91/pm_suspend.S b/arch/arm/mach-at91/pm_suspend.S index 77e29309cc6e..c751f047b116 100644 --- a/arch/arm/mach-at91/pm_suspend.S +++ b/arch/arm/mach-at91/pm_suspend.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-at91/pm_slow_clock.S * @@ -5,11 +6,6 @@ * * AT91SAM9 support: * Copyright (C) 2007 Anti Sullin <anti.sullin@artecdesign.ee> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/linkage.h> #include <linux/clk/at91_pmc.h> diff --git a/arch/arm/mach-axxia/platsmp.c b/arch/arm/mach-axxia/platsmp.c index 502e3df69f69..512943eae30a 100644 --- a/arch/arm/mach-axxia/platsmp.c +++ b/arch/arm/mach-axxia/platsmp.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-axxia/platsmp.c * * Copyright (C) 2012 LSI Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-bcm/bcm63xx_smp.c b/arch/arm/mach-bcm/bcm63xx_smp.c index f5fb10b4376f..83dd0c10fa47 100644 --- a/arch/arm/mach-bcm/bcm63xx_smp.c +++ b/arch/arm/mach-bcm/bcm63xx_smp.c @@ -1,9 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Broadcom BCM63138 DSL SoCs SMP support code * * Copyright (C) 2015, Broadcom Corporation - * - * Licensed under the terms of the GPLv2 */ #include <linux/delay.h> diff --git a/arch/arm/mach-davinci/board-da830-evm.c b/arch/arm/mach-davinci/board-da830-evm.c index 51a892702e27..a273ab25c668 100644 --- a/arch/arm/mach-davinci/board-da830-evm.c +++ b/arch/arm/mach-davinci/board-da830-evm.c @@ -61,6 +61,9 @@ static struct regulator_consumer_supply da830_evm_usb_supplies[] = { static struct regulator_init_data da830_evm_usb_vbus_data = { .consumer_supplies = da830_evm_usb_supplies, .num_consumer_supplies = ARRAY_SIZE(da830_evm_usb_supplies), + .constraints = { + .valid_ops_mask = REGULATOR_CHANGE_STATUS, + }, }; static struct fixed_voltage_config da830_evm_usb_vbus = { @@ -88,7 +91,7 @@ static struct gpiod_lookup_table da830_evm_usb_oc_gpio_lookup = { static struct gpiod_lookup_table da830_evm_usb_vbus_gpio_lookup = { .dev_id = "reg-fixed-voltage.0", .table = { - GPIO_LOOKUP("davinci_gpio", ON_BD_USB_DRV, "vbus", 0), + GPIO_LOOKUP("davinci_gpio", ON_BD_USB_DRV, NULL, 0), { } }, }; diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c index 4ee65a8a3b80..31ae3be5741d 100644 --- a/arch/arm/mach-davinci/board-da850-evm.c +++ b/arch/arm/mach-davinci/board-da850-evm.c @@ -1480,6 +1480,8 @@ static __init void da850_evm_init(void) if (ret) pr_warn("%s: dsp/rproc registration failed: %d\n", __func__, ret); + + regulator_has_full_constraints(); } #ifdef CONFIG_SERIAL_8250_CONSOLE diff --git a/arch/arm/mach-davinci/board-omapl138-hawk.c b/arch/arm/mach-davinci/board-omapl138-hawk.c index db177a6a7e48..5390a8630cf0 100644 --- a/arch/arm/mach-davinci/board-omapl138-hawk.c +++ b/arch/arm/mach-davinci/board-omapl138-hawk.c @@ -306,6 +306,9 @@ static struct regulator_consumer_supply hawk_usb_supplies[] = { static struct regulator_init_data hawk_usb_vbus_data = { .consumer_supplies = hawk_usb_supplies, .num_consumer_supplies = ARRAY_SIZE(hawk_usb_supplies), + .constraints = { + .valid_ops_mask = REGULATOR_CHANGE_STATUS, + }, }; static struct fixed_voltage_config hawk_usb_vbus = { diff --git a/arch/arm/mach-davinci/clock.h b/arch/arm/mach-davinci/clock.h index 307383472400..54f5663b08ee 100644 --- a/arch/arm/mach-davinci/clock.h +++ b/arch/arm/mach-davinci/clock.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * TI DaVinci clock definitions * * Copyright (C) 2006-2007 Texas Instruments. * Copyright (C) 2008-2009 Deep Root Systems, LLC - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_DAVINCI_CLOCK_H diff --git a/arch/arm/mach-davinci/cpuidle.c b/arch/arm/mach-davinci/cpuidle.c index 1b8f08532455..b795f671bd03 100644 --- a/arch/arm/mach-davinci/cpuidle.c +++ b/arch/arm/mach-davinci/cpuidle.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * CPU idle for DaVinci SoCs * @@ -5,10 +6,6 @@ * * Derived from Marvell Kirkwood CPU idle code * (arch/arm/mach-kirkwood/cpuidle.c) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-davinci/da8xx-dt.c b/arch/arm/mach-davinci/da8xx-dt.c index beac80ec4037..9c0dd028d5ad 100644 --- a/arch/arm/mach-davinci/da8xx-dt.c +++ b/arch/arm/mach-davinci/da8xx-dt.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ * * Modified from mach-omap/omap2/board-generic.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/mach/arch.h> diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c index 9ff02de448c6..2d69e704f7f6 100644 --- a/arch/arm/mach-davinci/devices-da8xx.c +++ b/arch/arm/mach-davinci/devices-da8xx.c @@ -683,6 +683,9 @@ static struct platform_device da8xx_lcdc_device = { .id = 0, .num_resources = ARRAY_SIZE(da8xx_lcdc_resources), .resource = da8xx_lcdc_resources, + .dev = { + .coherent_dma_mask = DMA_BIT_MASK(32), + } }; int __init da8xx_register_lcdc(struct da8xx_lcdc_platform_data *pdata) diff --git a/arch/arm/mach-davinci/pdata-quirks.c b/arch/arm/mach-davinci/pdata-quirks.c index 4858b1cdf31b..67f1c8537354 100644 --- a/arch/arm/mach-davinci/pdata-quirks.c +++ b/arch/arm/mach-davinci/pdata-quirks.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Legacy platform_data quirks * * Copyright (C) 2016 BayLibre, Inc - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/of_platform.h> diff --git a/arch/arm/mach-davinci/pm.c b/arch/arm/mach-davinci/pm.c index b5cc05dc2cb2..e33c6bcb4598 100644 --- a/arch/arm/mach-davinci/pm.c +++ b/arch/arm/mach-davinci/pm.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * DaVinci Power Management Routines * * Copyright (C) 2009 Texas Instruments, Inc. http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/pm.h> diff --git a/arch/arm/mach-davinci/sram.h b/arch/arm/mach-davinci/sram.h index 4e5db56218b8..7ef8d1d3c365 100644 --- a/arch/arm/mach-davinci/sram.h +++ b/arch/arm/mach-davinci/sram.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * mach/sram.h - DaVinci simple SRAM allocator * * Copyright (C) 2009 David Brownell - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __MACH_SRAM_H #define __MACH_SRAM_H diff --git a/arch/arm/mach-digicolor/digicolor.c b/arch/arm/mach-digicolor/digicolor.c index 4d62f1bde4ed..156d0d5996a9 100644 --- a/arch/arm/mach-digicolor/digicolor.c +++ b/arch/arm/mach-digicolor/digicolor.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for Conexant Digicolor SoCs - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/mach/arch.h> diff --git a/arch/arm/mach-ebsa110/core.c b/arch/arm/mach-ebsa110/core.c index 688e5fed49a7..da2ff4f61d6b 100644 --- a/arch/arm/mach-ebsa110/core.c +++ b/arch/arm/mach-ebsa110/core.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-ebsa110/core.c * * Copyright (C) 1998-2001 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Extra MM routines for the EBSA-110 architecture */ #include <linux/kernel.h> diff --git a/arch/arm/mach-ebsa110/core.h b/arch/arm/mach-ebsa110/core.h index afe137ee172e..47acc610b6b4 100644 --- a/arch/arm/mach-ebsa110/core.h +++ b/arch/arm/mach-ebsa110/core.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 1996-2000 Russell King. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file contains the core hardware definitions of the EBSA-110. */ #ifndef CORE_H diff --git a/arch/arm/mach-ebsa110/include/mach/hardware.h b/arch/arm/mach-ebsa110/include/mach/hardware.h index f4e5407bd004..81f6967683f6 100644 --- a/arch/arm/mach-ebsa110/include/mach/hardware.h +++ b/arch/arm/mach-ebsa110/include/mach/hardware.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ebsa110/include/mach/hardware.h * * Copyright (C) 1996-2000 Russell King. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file contains the hardware definitions of the EBSA-110. */ #ifndef __ASM_ARCH_HARDWARE_H diff --git a/arch/arm/mach-ebsa110/include/mach/io.h b/arch/arm/mach-ebsa110/include/mach/io.h index 69975784acfa..ad170886c9aa 100644 --- a/arch/arm/mach-ebsa110/include/mach/io.h +++ b/arch/arm/mach-ebsa110/include/mach/io.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ebsa110/include/mach/io.h * * Copyright (C) 1997,1998 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Modifications: * 06-Dec-1997 RMK Created. */ diff --git a/arch/arm/mach-ebsa110/include/mach/irqs.h b/arch/arm/mach-ebsa110/include/mach/irqs.h index a8f3771bc060..29a8671fe849 100644 --- a/arch/arm/mach-ebsa110/include/mach/irqs.h +++ b/arch/arm/mach-ebsa110/include/mach/irqs.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ebsa110/include/mach/irqs.h * * Copyright (C) 1996 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define NR_IRQS 8 diff --git a/arch/arm/mach-ebsa110/include/mach/memory.h b/arch/arm/mach-ebsa110/include/mach/memory.h index 866f8a1c6ff7..f025f405de50 100644 --- a/arch/arm/mach-ebsa110/include/mach/memory.h +++ b/arch/arm/mach-ebsa110/include/mach/memory.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ebsa110/include/mach/memory.h * * Copyright (C) 1996-1999 Russell King. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Changelog: * 20-Oct-1996 RMK Created * 31-Dec-1997 RMK Fixed definitions to reduce warnings diff --git a/arch/arm/mach-ebsa110/include/mach/uncompress.h b/arch/arm/mach-ebsa110/include/mach/uncompress.h index ab64bea69c72..3ec12efe98a6 100644 --- a/arch/arm/mach-ebsa110/include/mach/uncompress.h +++ b/arch/arm/mach-ebsa110/include/mach/uncompress.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ebsa110/include/mach/uncompress.h * * Copyright (C) 1996,1997,1998 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/serial_reg.h> diff --git a/arch/arm/mach-ep93xx/crunch-bits.S b/arch/arm/mach-ep93xx/crunch-bits.S index ee0be2af5c61..fb2dbf76f09e 100644 --- a/arch/arm/mach-ep93xx/crunch-bits.S +++ b/arch/arm/mach-ep93xx/crunch-bits.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/kernel/crunch-bits.S * Cirrus MaverickCrunch context switching and handling @@ -6,10 +7,6 @@ * * Shamelessly stolen from the iWMMXt code by Nicolas Pitre, which is * Copyright (c) 2003-2004, MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/mach-ep93xx/crunch.c b/arch/arm/mach-ep93xx/crunch.c index a4a2ab9648c9..1c9a4be8b503 100644 --- a/arch/arm/mach-ep93xx/crunch.c +++ b/arch/arm/mach-ep93xx/crunch.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/kernel/crunch.c * Cirrus MaverickCrunch context switching and handling * * Copyright (C) 2006 Lennert Buytenhek <buytenh@wantstofly.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-ep93xx/micro9.c b/arch/arm/mach-ep93xx/micro9.c index c7f64e4ff6c7..b18ebf26da45 100644 --- a/arch/arm/mach-ep93xx/micro9.c +++ b/arch/arm/mach-ep93xx/micro9.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-ep93xx/micro9.c * @@ -5,10 +6,6 @@ * Manfred Gruber <m.gruber@tirol.com> * Copyright (C) 2009 Contec Steuerungstechnik & Automation GmbH * Hubert Feurstein <hubert.feurstein@contec.at> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-footbridge/common.c b/arch/arm/mach-footbridge/common.c index 0f0c9e040fcc..015f75d1c98d 100644 --- a/arch/arm/mach-footbridge/common.c +++ b/arch/arm/mach-footbridge/common.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-footbridge/common.c * * Copyright (C) 1998-2000 Russell King, Dave Gilbert. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/types.h> diff --git a/arch/arm/mach-footbridge/dc21285.c b/arch/arm/mach-footbridge/dc21285.c index 16d71bac0061..8b81a17f675d 100644 --- a/arch/arm/mach-footbridge/dc21285.c +++ b/arch/arm/mach-footbridge/dc21285.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/dec21285.c: PCI functions for DC21285 * * Copyright (C) 1998-2001 Russell King * Copyright (C) 1998-2000 Phil Blundell - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/pci.h> diff --git a/arch/arm/mach-footbridge/include/mach/hardware.h b/arch/arm/mach-footbridge/include/mach/hardware.h index 20d5ad781fe2..ecaf6e7388d9 100644 --- a/arch/arm/mach-footbridge/include/mach/hardware.h +++ b/arch/arm/mach-footbridge/include/mach/hardware.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-footbridge/include/mach/hardware.h * * Copyright (C) 1998-1999 Russell King. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file contains the hardware definitions of the EBSA-285. */ #ifndef __ASM_ARCH_HARDWARE_H diff --git a/arch/arm/mach-footbridge/include/mach/io.h b/arch/arm/mach-footbridge/include/mach/io.h index aba46388cc0c..4e18b921373f 100644 --- a/arch/arm/mach-footbridge/include/mach/io.h +++ b/arch/arm/mach-footbridge/include/mach/io.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-footbridge/include/mach/io.h * * Copyright (C) 1997-1999 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Modifications: * 06-12-1997 RMK Created. * 07-04-1999 RMK Major cleanup diff --git a/arch/arm/mach-footbridge/include/mach/memory.h b/arch/arm/mach-footbridge/include/mach/memory.h index 6f2ecccdf323..46fd4a8872b9 100644 --- a/arch/arm/mach-footbridge/include/mach/memory.h +++ b/arch/arm/mach-footbridge/include/mach/memory.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-footbridge/include/mach/memory.h * * Copyright (C) 1996-1999 Russell King. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Changelog: * 20-Oct-1996 RMK Created * 31-Dec-1997 RMK Fixed definitions to reduce warnings. diff --git a/arch/arm/mach-footbridge/include/mach/uncompress.h b/arch/arm/mach-footbridge/include/mach/uncompress.h index a69398c05a52..28b577e29db3 100644 --- a/arch/arm/mach-footbridge/include/mach/uncompress.h +++ b/arch/arm/mach-footbridge/include/mach/uncompress.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-footbridge/include/mach/uncompress.h * * Copyright (C) 1996-1999 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/mach-types.h> diff --git a/arch/arm/mach-footbridge/isa-irq.c b/arch/arm/mach-footbridge/isa-irq.c index c01fca11b224..88a553932c33 100644 --- a/arch/arm/mach-footbridge/isa-irq.c +++ b/arch/arm/mach-footbridge/isa-irq.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-footbridge/irq.c * * Copyright (C) 1996-2000 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Changelog: * 22-Aug-1998 RMK Restructured IRQ routines * 03-Sep-1998 PJB Merged CATS support diff --git a/arch/arm/mach-footbridge/isa.c b/arch/arm/mach-footbridge/isa.c index 4d9276c27d6f..ec5af521cf95 100644 --- a/arch/arm/mach-footbridge/isa.c +++ b/arch/arm/mach-footbridge/isa.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-footbridge/isa.c * * Copyright (C) 2004 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/serial_8250.h> diff --git a/arch/arm/mach-highbank/smc.S b/arch/arm/mach-highbank/smc.S index 407d17baaaa9..b16c0442e812 100644 --- a/arch/arm/mach-highbank/smc.S +++ b/arch/arm/mach-highbank/smc.S @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copied from omap44xx-smc.S Copyright (C) 2010 Texas Instruments, Inc. * Copyright 2012 Calxeda, Inc. - * - * This program is free software,you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/mach-hisi/hisilicon.c b/arch/arm/mach-hisi/hisilicon.c index c08c44ec5175..07ea28b99cd0 100644 --- a/arch/arm/mach-hisi/hisilicon.c +++ b/arch/arm/mach-hisi/hisilicon.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (Hisilicon's SoC based) flattened device tree enabled machine * @@ -5,10 +6,6 @@ * Copyright (c) 2012-2013 Linaro Ltd. * * Author: Haojian Zhuang <haojian.zhuang@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clocksource.h> diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h index c51764a85fd7..912aeceb4ff8 100644 --- a/arch/arm/mach-imx/common.h +++ b/arch/arm/mach-imx/common.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2004-2014 Freescale Semiconductor, Inc. All Rights Reserved. */ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ #ifndef __ASM_ARCH_MXC_COMMON_H__ #define __ASM_ARCH_MXC_COMMON_H__ diff --git a/arch/arm/mach-imx/cpuidle-imx5.c b/arch/arm/mach-imx/cpuidle-imx5.c index db0127606aed..a8457c4eb99a 100644 --- a/arch/arm/mach-imx/cpuidle-imx5.c +++ b/arch/arm/mach-imx/cpuidle-imx5.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cpuidle.h> diff --git a/arch/arm/mach-imx/cpuidle-imx6q.c b/arch/arm/mach-imx/cpuidle-imx6q.c index 326e870d7123..a2441ed6b673 100644 --- a/arch/arm/mach-imx/cpuidle-imx6q.c +++ b/arch/arm/mach-imx/cpuidle-imx6q.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cpuidle.h> diff --git a/arch/arm/mach-imx/cpuidle-imx6sl.c b/arch/arm/mach-imx/cpuidle-imx6sl.c index 8d866fb674a8..4521e5352bf6 100644 --- a/arch/arm/mach-imx/cpuidle-imx6sl.c +++ b/arch/arm/mach-imx/cpuidle-imx6sl.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cpuidle.h> diff --git a/arch/arm/mach-imx/cpuidle-imx6sx.c b/arch/arm/mach-imx/cpuidle-imx6sx.c index fd0053e47a15..74ea1720e3d8 100644 --- a/arch/arm/mach-imx/cpuidle-imx6sx.c +++ b/arch/arm/mach-imx/cpuidle-imx6sx.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cpuidle.h> @@ -15,6 +12,7 @@ #include "common.h" #include "cpuidle.h" +#include "hardware.h" static int imx6sx_idle_finish(unsigned long val) { @@ -110,7 +108,7 @@ int __init imx6sx_cpuidle_init(void) * except for power up sw2iso which need to be * larger than LDO ramp up time. */ - imx_gpc_set_arm_power_up_timing(0xf, 1); + imx_gpc_set_arm_power_up_timing(cpu_is_imx6sx() ? 0xf : 0x2, 1); imx_gpc_set_arm_power_down_timing(1, 1); return cpuidle_register(&imx6sx_cpuidle_driver, NULL); diff --git a/arch/arm/mach-imx/devices-imx21.h b/arch/arm/mach-imx/devices-imx21.h index bd9393280159..3679d1de84d4 100644 --- a/arch/arm/mach-imx/devices-imx21.h +++ b/arch/arm/mach-imx/devices-imx21.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "devices/devices-common.h" diff --git a/arch/arm/mach-imx/devices-imx27.h b/arch/arm/mach-imx/devices-imx27.h index 130962519751..f89f4ae0e1ca 100644 --- a/arch/arm/mach-imx/devices-imx27.h +++ b/arch/arm/mach-imx/devices-imx27.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "devices/devices-common.h" diff --git a/arch/arm/mach-imx/devices-imx31.h b/arch/arm/mach-imx/devices-imx31.h index e8d1611bbc8e..5a4ba35a47ed 100644 --- a/arch/arm/mach-imx/devices-imx31.h +++ b/arch/arm/mach-imx/devices-imx31.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "devices/devices-common.h" diff --git a/arch/arm/mach-imx/devices-imx35.h b/arch/arm/mach-imx/devices-imx35.h index 780d8240281b..1b1bdadea15b 100644 --- a/arch/arm/mach-imx/devices-imx35.h +++ b/arch/arm/mach-imx/devices-imx35.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "devices/devices-common.h" diff --git a/arch/arm/mach-imx/devices/devices-common.h b/arch/arm/mach-imx/devices/devices-common.h index 6920e356f4e5..2a685adec1df 100644 --- a/arch/arm/mach-imx/devices/devices-common.h +++ b/arch/arm/mach-imx/devices/devices-common.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2009-2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/kernel.h> #include <linux/platform_device.h> diff --git a/arch/arm/mach-imx/devices/platform-fec.c b/arch/arm/mach-imx/devices/platform-fec.c index 605c0af5851d..88e853d7fb01 100644 --- a/arch/arm/mach-imx/devices/platform-fec.c +++ b/arch/arm/mach-imx/devices/platform-fec.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/dma-mapping.h> #include <linux/sizes.h> diff --git a/arch/arm/mach-imx/devices/platform-flexcan.c b/arch/arm/mach-imx/devices/platform-flexcan.c index 8a1a2fc4ce10..e4eed35c1fe2 100644 --- a/arch/arm/mach-imx/devices/platform-flexcan.c +++ b/arch/arm/mach-imx/devices/platform-flexcan.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix, Marc Kleine-Budde <kernel@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "../hardware.h" #include "devices-common.h" diff --git a/arch/arm/mach-imx/devices/platform-fsl-usb2-udc.c b/arch/arm/mach-imx/devices/platform-fsl-usb2-udc.c index 25e1de6f3a47..cc86de4d7acb 100644 --- a/arch/arm/mach-imx/devices/platform-fsl-usb2-udc.c +++ b/arch/arm/mach-imx/devices/platform-fsl-usb2-udc.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/dma-mapping.h> diff --git a/arch/arm/mach-imx/devices/platform-gpio-mxc.c b/arch/arm/mach-imx/devices/platform-gpio-mxc.c index cd1fe69d8807..78628ef12672 100644 --- a/arch/arm/mach-imx/devices/platform-gpio-mxc.c +++ b/arch/arm/mach-imx/devices/platform-gpio-mxc.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2011 Freescale Semiconductor, Inc. All Rights Reserved. * Copyright 2011 Linaro Limited - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "devices-common.h" #include "../common.h" diff --git a/arch/arm/mach-imx/devices/platform-imx-dma.c b/arch/arm/mach-imx/devices/platform-imx-dma.c index ccdb5dc4ddbd..26b47b36257b 100644 --- a/arch/arm/mach-imx/devices/platform-imx-dma.c +++ b/arch/arm/mach-imx/devices/platform-imx-dma.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "devices-common.h" diff --git a/arch/arm/mach-imx/devices/platform-imx-fb.c b/arch/arm/mach-imx/devices/platform-imx-fb.c index aa00272252e0..e553d014506a 100644 --- a/arch/arm/mach-imx/devices/platform-imx-fb.c +++ b/arch/arm/mach-imx/devices/platform-imx-fb.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/dma-mapping.h> diff --git a/arch/arm/mach-imx/devices/platform-imx-i2c.c b/arch/arm/mach-imx/devices/platform-imx-i2c.c index 9822bedb5d09..81d317bfadd8 100644 --- a/arch/arm/mach-imx/devices/platform-imx-i2c.c +++ b/arch/arm/mach-imx/devices/platform-imx-i2c.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2009-2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "../hardware.h" #include "devices-common.h" diff --git a/arch/arm/mach-imx/devices/platform-imx-keypad.c b/arch/arm/mach-imx/devices/platform-imx-keypad.c index 479e4d70dbf9..de2e03ec2d89 100644 --- a/arch/arm/mach-imx/devices/platform-imx-keypad.c +++ b/arch/arm/mach-imx/devices/platform-imx-keypad.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "../hardware.h" #include "devices-common.h" diff --git a/arch/arm/mach-imx/devices/platform-imx-ssi.c b/arch/arm/mach-imx/devices/platform-imx-ssi.c index 6f0e94eb29ee..ed8c66438af0 100644 --- a/arch/arm/mach-imx/devices/platform-imx-ssi.c +++ b/arch/arm/mach-imx/devices/platform-imx-ssi.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "../hardware.h" #include "devices-common.h" diff --git a/arch/arm/mach-imx/devices/platform-imx-uart.c b/arch/arm/mach-imx/devices/platform-imx-uart.c index e3c89e9caf93..c8f01deedd80 100644 --- a/arch/arm/mach-imx/devices/platform-imx-uart.c +++ b/arch/arm/mach-imx/devices/platform-imx-uart.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2009-2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "../hardware.h" #include "devices-common.h" diff --git a/arch/arm/mach-imx/devices/platform-imx2-wdt.c b/arch/arm/mach-imx/devices/platform-imx2-wdt.c index 0c6d3c05fd6d..fdd355ae4d5f 100644 --- a/arch/arm/mach-imx/devices/platform-imx2-wdt.c +++ b/arch/arm/mach-imx/devices/platform-imx2-wdt.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/sizes.h> diff --git a/arch/arm/mach-imx/devices/platform-imx21-hcd.c b/arch/arm/mach-imx/devices/platform-imx21-hcd.c index 30c81616a9a1..f55763c36d26 100644 --- a/arch/arm/mach-imx/devices/platform-imx21-hcd.c +++ b/arch/arm/mach-imx/devices/platform-imx21-hcd.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "../hardware.h" #include "devices-common.h" diff --git a/arch/arm/mach-imx/devices/platform-imx27-coda.c b/arch/arm/mach-imx/devices/platform-imx27-coda.c index 25bebc29e546..66a116e6c6bc 100644 --- a/arch/arm/mach-imx/devices/platform-imx27-coda.c +++ b/arch/arm/mach-imx/devices/platform-imx27-coda.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Vista Silicon * Javier Martin <javier.martin@vista-silicon.com> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "../hardware.h" diff --git a/arch/arm/mach-imx/devices/platform-ipu-core.c b/arch/arm/mach-imx/devices/platform-ipu-core.c index 6bd7c3f37ac0..b4290760f49f 100644 --- a/arch/arm/mach-imx/devices/platform-ipu-core.c +++ b/arch/arm/mach-imx/devices/platform-ipu-core.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/dma-mapping.h> diff --git a/arch/arm/mach-imx/devices/platform-mx2-camera.c b/arch/arm/mach-imx/devices/platform-mx2-camera.c index 4c377c33242c..5375f8b3d079 100644 --- a/arch/arm/mach-imx/devices/platform-mx2-camera.c +++ b/arch/arm/mach-imx/devices/platform-mx2-camera.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "../hardware.h" #include "devices-common.h" diff --git a/arch/arm/mach-imx/devices/platform-mx2-emma.c b/arch/arm/mach-imx/devices/platform-mx2-emma.c index 0dc0651825b1..20f28ba16f36 100644 --- a/arch/arm/mach-imx/devices/platform-mx2-emma.c +++ b/arch/arm/mach-imx/devices/platform-mx2-emma.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "../hardware.h" #include "devices-common.h" diff --git a/arch/arm/mach-imx/devices/platform-mxc-ehci.c b/arch/arm/mach-imx/devices/platform-mxc-ehci.c index 4537abd2a8f2..d9d7cc71633f 100644 --- a/arch/arm/mach-imx/devices/platform-mxc-ehci.c +++ b/arch/arm/mach-imx/devices/platform-mxc-ehci.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/dma-mapping.h> diff --git a/arch/arm/mach-imx/devices/platform-mxc-mmc.c b/arch/arm/mach-imx/devices/platform-mxc-mmc.c index b8203c760c8f..cd4c502bc152 100644 --- a/arch/arm/mach-imx/devices/platform-mxc-mmc.c +++ b/arch/arm/mach-imx/devices/platform-mxc-mmc.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/dma-mapping.h> diff --git a/arch/arm/mach-imx/devices/platform-mxc_nand.c b/arch/arm/mach-imx/devices/platform-mxc_nand.c index 046e0cc826c1..0f5f741f897f 100644 --- a/arch/arm/mach-imx/devices/platform-mxc_nand.c +++ b/arch/arm/mach-imx/devices/platform-mxc_nand.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2009-2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/sizes.h> diff --git a/arch/arm/mach-imx/devices/platform-mxc_rtc.c b/arch/arm/mach-imx/devices/platform-mxc_rtc.c index c7fffaadf847..0c746de1dd1d 100644 --- a/arch/arm/mach-imx/devices/platform-mxc_rtc.c +++ b/arch/arm/mach-imx/devices/platform-mxc_rtc.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010-2011 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "../hardware.h" #include "devices-common.h" diff --git a/arch/arm/mach-imx/devices/platform-mxc_w1.c b/arch/arm/mach-imx/devices/platform-mxc_w1.c index 88c18b720d63..ab42c6b0542c 100644 --- a/arch/arm/mach-imx/devices/platform-mxc_w1.c +++ b/arch/arm/mach-imx/devices/platform-mxc_w1.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "../hardware.h" #include "devices-common.h" diff --git a/arch/arm/mach-imx/devices/platform-pata_imx.c b/arch/arm/mach-imx/devices/platform-pata_imx.c index 1c7f895a69d2..0e985fffba78 100644 --- a/arch/arm/mach-imx/devices/platform-pata_imx.c +++ b/arch/arm/mach-imx/devices/platform-pata_imx.c @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only #include "../hardware.h" #include "devices-common.h" diff --git a/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c b/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c index 466c9ccc6675..40c261071144 100644 --- a/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c +++ b/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Pengutronix, Wolfram Sang <kernel@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/platform_data/mmc-esdhc-imx.h> diff --git a/arch/arm/mach-imx/devices/platform-spi_imx.c b/arch/arm/mach-imx/devices/platform-spi_imx.c index d93c446c9c02..f2cafa52c187 100644 --- a/arch/arm/mach-imx/devices/platform-spi_imx.c +++ b/arch/arm/mach-imx/devices/platform-spi_imx.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2009-2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include "../hardware.h" #include "devices-common.h" diff --git a/arch/arm/mach-imx/imx35-dt.c b/arch/arm/mach-imx/imx35-dt.c index 99bb63dedb87..ec5c3068715c 100644 --- a/arch/arm/mach-imx/imx35-dt.c +++ b/arch/arm/mach-imx/imx35-dt.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2012 Steffen Trumtrar, Pengutronix * * based on imx27-dt.c - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/irq.h> diff --git a/arch/arm/mach-imx/mach-imx6sl.c b/arch/arm/mach-imx/mach-imx6sl.c index 99be4225297a..e00818abe54d 100644 --- a/arch/arm/mach-imx/mach-imx6sl.c +++ b/arch/arm/mach-imx/mach-imx6sl.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2013 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/irqchip.h> diff --git a/arch/arm/mach-imx/mach-imx6sx.c b/arch/arm/mach-imx/mach-imx6sx.c index 7f52d9b1e8a4..d5310bf307ff 100644 --- a/arch/arm/mach-imx/mach-imx6sx.c +++ b/arch/arm/mach-imx/mach-imx6sx.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2014 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/irqchip.h> diff --git a/arch/arm/mach-imx/mach-imx6ul.c b/arch/arm/mach-imx/mach-imx6ul.c index 6cb8a22b617d..311f5e4ff723 100644 --- a/arch/arm/mach-imx/mach-imx6ul.c +++ b/arch/arm/mach-imx/mach-imx6ul.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/irqchip.h> #include <linux/mfd/syscon.h> diff --git a/arch/arm/mach-imx/mach-imx7d.c b/arch/arm/mach-imx/mach-imx7d.c index 26ca744d3e2b..dec5d90a66ce 100644 --- a/arch/arm/mach-imx/mach-imx7d.c +++ b/arch/arm/mach-imx/mach-imx7d.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/irqchip.h> #include <linux/mfd/syscon.h> diff --git a/arch/arm/mach-imx/mach-pcm037_eet.c b/arch/arm/mach-imx/mach-pcm037_eet.c index 15bc956d466b..51f5142920cf 100644 --- a/arch/arm/mach-imx/mach-pcm037_eet.c +++ b/arch/arm/mach-imx/mach-pcm037_eet.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2009 * Guennadi Liakhovetski, DENX Software Engineering, <lg@denx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/input.h> diff --git a/arch/arm/mach-imx/mx3x.h b/arch/arm/mach-imx/mx3x.h index 6fec6114c2f1..74b379488e61 100644 --- a/arch/arm/mach-imx/mx3x.h +++ b/arch/arm/mach-imx/mx3x.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved. */ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ #ifndef __MACH_MX3x_H__ #define __MACH_MX3x_H__ diff --git a/arch/arm/mach-imx/pm-imx25.c b/arch/arm/mach-imx/pm-imx25.c index 8bba9fcd96f6..f253e5019465 100644 --- a/arch/arm/mach-imx/pm-imx25.c +++ b/arch/arm/mach-imx/pm-imx25.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2016 NXP Semiconductors - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-imx/ssi-fiq-ksym.c b/arch/arm/mach-imx/ssi-fiq-ksym.c index 792090f9a032..c1e7c3ac0ba5 100644 --- a/arch/arm/mach-imx/ssi-fiq-ksym.c +++ b/arch/arm/mach-imx/ssi-fiq-ksym.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Exported ksyms for the SSI FIQ handler * * Copyright (C) 2009, Sascha Hauer <s.hauer@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-imx/ssi-fiq.S b/arch/arm/mach-imx/ssi-fiq.S index a8b93c5f29b5..68d7fdea92ad 100644 --- a/arch/arm/mach-imx/ssi-fiq.S +++ b/arch/arm/mach-imx/ssi-fiq.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2009 Sascha Hauer <s.hauer@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c index 948872a419c1..9da3ae232211 100644 --- a/arch/arm/mach-integrator/core.c +++ b/arch/arm/mach-integrator/core.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-integrator/core.c * * Copyright (C) 2000-2003 Deep Blue Solutions Ltd - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2, as - * published by the Free Software Foundation. */ #include <linux/types.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-integrator/impd1.c b/arch/arm/mach-integrator/impd1.c index 6ddbe153910a..1ecbea5331d6 100644 --- a/arch/arm/mach-integrator/impd1.c +++ b/arch/arm/mach-integrator/impd1.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-integrator/impd1.c * * Copyright (C) 2003 Deep Blue Solutions Ltd, All Rights Reserved. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file provides the core support for the IM-PD1 module. * * Module / boot parameters. diff --git a/arch/arm/mach-integrator/lm.c b/arch/arm/mach-integrator/lm.c index 3f9e9f043168..55cd173d1d76 100644 --- a/arch/arm/mach-integrator/lm.c +++ b/arch/arm/mach-integrator/lm.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-integrator/lm.c * * Copyright (C) 2003 Deep Blue Solutions Ltd, All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/init.h> diff --git a/arch/arm/mach-iop32x/em7210.c b/arch/arm/mach-iop32x/em7210.c index 77e1ff057303..493de4fd8b2e 100644 --- a/arch/arm/mach-iop32x/em7210.c +++ b/arch/arm/mach-iop32x/em7210.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-iop32x/em7210.c * @@ -6,11 +7,6 @@ * Based on arch/arm/mach-iop32x/iq31244.c file. * * Copyright (C) 2007 Arnaud Patard <arnaud.patard@rtp-net.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/mm.h> diff --git a/arch/arm/mach-iop32x/include/mach/iop32x.h b/arch/arm/mach-iop32x/include/mach/iop32x.h index 56ec864ec313..84223f86552f 100644 --- a/arch/arm/mach-iop32x/include/mach/iop32x.h +++ b/arch/arm/mach-iop32x/include/mach/iop32x.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-iop32x/include/mach/iop32x.h * @@ -6,10 +7,6 @@ * Author: Rory Bolt <rorybolt@pacbell.net> * Copyright (C) 2002 Rory Bolt * Copyright (C) 2004 Intel Corp. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __IOP32X_H diff --git a/arch/arm/mach-iop32x/include/mach/irqs.h b/arch/arm/mach-iop32x/include/mach/irqs.h index 33573e09914c..82b11743e91c 100644 --- a/arch/arm/mach-iop32x/include/mach/irqs.h +++ b/arch/arm/mach-iop32x/include/mach/irqs.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-iop32x/include/mach/irqs.h * * Author: Rory Bolt <rorybolt@pacbell.net> * Copyright: (C) 2002 Rory Bolt - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __IRQS_H diff --git a/arch/arm/mach-iop32x/irq.c b/arch/arm/mach-iop32x/irq.c index 2d1f69a68cbc..2f5d4ec94f9c 100644 --- a/arch/arm/mach-iop32x/irq.c +++ b/arch/arm/mach-iop32x/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-iop32x/irq.c * @@ -5,10 +6,6 @@ * * Author: Rory Bolt <rorybolt@pacbell.net> * Copyright (C) 2002 Rory Bolt - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-iop33x/include/mach/iop33x.h b/arch/arm/mach-iop33x/include/mach/iop33x.h index c95122653094..0c7041ed7a60 100644 --- a/arch/arm/mach-iop33x/include/mach/iop33x.h +++ b/arch/arm/mach-iop33x/include/mach/iop33x.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-iop33x/include/mach/iop33x.h * @@ -5,10 +6,6 @@ * * Author: Dave Jiang (dave.jiang@intel.com) * Copyright (C) 2003, 2004 Intel Corp. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __IOP33X_H diff --git a/arch/arm/mach-iop33x/include/mach/irqs.h b/arch/arm/mach-iop33x/include/mach/irqs.h index 707628a600ac..cc3dce0ad4a1 100644 --- a/arch/arm/mach-iop33x/include/mach/irqs.h +++ b/arch/arm/mach-iop33x/include/mach/irqs.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-iop33x/include/mach/irqs.h * * Author: Dave Jiang (dave.jiang@intel.com) * Copyright: (C) 2003 Intel Corp. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __IRQS_H diff --git a/arch/arm/mach-iop33x/irq.c b/arch/arm/mach-iop33x/irq.c index c99ec8d0d285..03ad7d3a8f49 100644 --- a/arch/arm/mach-iop33x/irq.c +++ b/arch/arm/mach-iop33x/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-iop33x/irq.c * @@ -5,10 +6,6 @@ * * Author: Dave Jiang <dave.jiang@intel.com> * Copyright (C) 2003 Intel Corp. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-iop33x/uart.c b/arch/arm/mach-iop33x/uart.c index bbf54d794ce8..8fa079d2e3c3 100644 --- a/arch/arm/mach-iop33x/uart.c +++ b/arch/arm/mach-iop33x/uart.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-iop33x/uart.c * * Author: Dave Jiang (dave.jiang@intel.com) * Copyright (C) 2004 Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/mm.h> diff --git a/arch/arm/mach-ixp4xx/Kconfig b/arch/arm/mach-ixp4xx/Kconfig index 2f052c56cd9e..fc5378b00f3d 100644 --- a/arch/arm/mach-ixp4xx/Kconfig +++ b/arch/arm/mach-ixp4xx/Kconfig @@ -13,7 +13,6 @@ config MACH_IXP4XX_OF select I2C select I2C_IOP3XX select PCI - select SERIAL_OF_PLATFORM select TIMER_OF select USE_OF help diff --git a/arch/arm/mach-ixp4xx/avila-pci.c b/arch/arm/mach-ixp4xx/avila-pci.c index 9c834f0f4231..2e5996a96dd3 100644 --- a/arch/arm/mach-ixp4xx/avila-pci.c +++ b/arch/arm/mach-ixp4xx/avila-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-ixp4xx/avila-pci.c * @@ -10,11 +11,6 @@ * Copyright (C) 2003-2004 MontaVista Software, Inc. * * Maintainer: Deepak Saxena <dsaxena@plexity.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/arch/arm/mach-ixp4xx/common-pci.c b/arch/arm/mach-ixp4xx/common-pci.c index a53104bb28f5..893c19c254e3 100644 --- a/arch/arm/mach-ixp4xx/common-pci.c +++ b/arch/arm/mach-ixp4xx/common-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-ixp4xx/common-pci.c * @@ -8,11 +9,6 @@ * Copyright (C) 2002 Intel Corporation. * Copyright (C) 2003 Greg Ungerer <gerg@snapgear.com> * Copyright (C) 2003-2004 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/sched.h> diff --git a/arch/arm/mach-ixp4xx/coyote-pci.c b/arch/arm/mach-ixp4xx/coyote-pci.c index a16c35d2bb96..c250b59e8d47 100644 --- a/arch/arm/mach-ixp4xx/coyote-pci.c +++ b/arch/arm/mach-ixp4xx/coyote-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-ixp4xx/coyote-pci.c * @@ -7,11 +8,6 @@ * Copyright (C) 2003 MontaVista Softwrae, Inc. * * Maintainer: Deepak Saxena <dsaxena@mvista.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/arch/arm/mach-ixp4xx/dsmg600-pci.c b/arch/arm/mach-ixp4xx/dsmg600-pci.c index 6899023bd1b7..e997d97f619e 100644 --- a/arch/arm/mach-ixp4xx/dsmg600-pci.c +++ b/arch/arm/mach-ixp4xx/dsmg600-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * DSM-G600 board-level PCI initialization * @@ -9,11 +10,6 @@ * Copyright (C) 2003-2004 MontaVista Software, Inc. * * Maintainer: http://www.nslu2-linux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/pci.h> diff --git a/arch/arm/mach-ixp4xx/fsg-pci.c b/arch/arm/mach-ixp4xx/fsg-pci.c index 6c08bb9d9807..4122a61aae70 100644 --- a/arch/arm/mach-ixp4xx/fsg-pci.c +++ b/arch/arm/mach-ixp4xx/fsg-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arch/mach-ixp4xx/fsg-pci.c * @@ -9,11 +10,6 @@ * based on ixdp425-pci.c: * Copyright (C) 2002 Intel Corporation. * Copyright (C) 2003-2004 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/pci.h> diff --git a/arch/arm/mach-ixp4xx/gateway7001-pci.c b/arch/arm/mach-ixp4xx/gateway7001-pci.c index 903c75330b76..3c3ee9dad6d8 100644 --- a/arch/arm/mach-ixp4xx/gateway7001-pci.c +++ b/arch/arm/mach-ixp4xx/gateway7001-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arch/mach-ixp4xx/gateway7001-pci.c * @@ -10,11 +11,6 @@ * Copyright (C) 2003 MontaVista Softwrae, Inc. * * Maintainer: Imre Kaloz <kaloz@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/arch/arm/mach-ixp4xx/goramo_mlr.c b/arch/arm/mach-ixp4xx/goramo_mlr.c index 4d805080020e..a0e0b6b7dc5c 100644 --- a/arch/arm/mach-ixp4xx/goramo_mlr.c +++ b/arch/arm/mach-ixp4xx/goramo_mlr.c @@ -18,6 +18,8 @@ #include <asm/mach/pci.h> #include <asm/system_info.h> +#include "irqs.h" + #define SLOT_ETHA 0x0B /* IDSEL = AD21 */ #define SLOT_ETHB 0x0C /* IDSEL = AD20 */ #define SLOT_MPCI 0x0D /* IDSEL = AD19 */ diff --git a/arch/arm/mach-ixp4xx/include/mach/cpu.h b/arch/arm/mach-ixp4xx/include/mach/cpu.h index ebc0ba31ce85..b872a5354ddd 100644 --- a/arch/arm/mach-ixp4xx/include/mach/cpu.h +++ b/arch/arm/mach-ixp4xx/include/mach/cpu.h @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ixp4xx/include/mach/cpu.h * * IXP4XX cpu type detection * * Copyright (C) 2007 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __ASM_ARCH_CPU_H__ diff --git a/arch/arm/mach-ixp4xx/include/mach/hardware.h b/arch/arm/mach-ixp4xx/include/mach/hardware.h index 034bb2a1b805..b884eedcd0fc 100644 --- a/arch/arm/mach-ixp4xx/include/mach/hardware.h +++ b/arch/arm/mach-ixp4xx/include/mach/hardware.h @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ixp4xx/include/mach/hardware.h * * Copyright (C) 2002 Intel Corporation. * Copyright (C) 2003-2004 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ /* diff --git a/arch/arm/mach-ixp4xx/include/mach/io.h b/arch/arm/mach-ixp4xx/include/mach/io.h index 844e8ac593e2..014cf6dcaf8b 100644 --- a/arch/arm/mach-ixp4xx/include/mach/io.h +++ b/arch/arm/mach-ixp4xx/include/mach/io.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ixp4xx/include/mach/io.h * * Author: Deepak Saxena <dsaxena@plexity.net> * * Copyright (C) 2002-2005 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARM_ARCH_IO_H diff --git a/arch/arm/mach-ixp4xx/include/mach/ixp4xx-regs.h b/arch/arm/mach-ixp4xx/include/mach/ixp4xx-regs.h index 588b76651085..708d085ce39f 100644 --- a/arch/arm/mach-ixp4xx/include/mach/ixp4xx-regs.h +++ b/arch/arm/mach-ixp4xx/include/mach/ixp4xx-regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ixp4xx/include/mach/ixp4xx-regs.h * @@ -8,11 +9,6 @@ * * Copyright (C) 2002 Intel Corporation. * Copyright (C) 2003-2004 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _ASM_ARM_IXP4XX_H_ diff --git a/arch/arm/mach-ixp4xx/include/mach/uncompress.h b/arch/arm/mach-ixp4xx/include/mach/uncompress.h index 7b25c0225e46..9e08b270cfc7 100644 --- a/arch/arm/mach-ixp4xx/include/mach/uncompress.h +++ b/arch/arm/mach-ixp4xx/include/mach/uncompress.h @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ixp4xx/include/mach/uncompress.h * * Copyright (C) 2002 Intel Corporation. * Copyright (C) 2003-2004 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _ARCH_UNCOMPRESS_H_ diff --git a/arch/arm/mach-ixp4xx/irqs.h b/arch/arm/mach-ixp4xx/irqs.h index 6b7f220cf9e0..a3e8d6408c56 100644 --- a/arch/arm/mach-ixp4xx/irqs.h +++ b/arch/arm/mach-ixp4xx/irqs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ixp4xx/include/mach/irqs.h * @@ -5,11 +6,6 @@ * * Copyright (C) 2002 Intel Corporation. * Copyright (C) 2003 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _ARCH_IXP4XX_IRQS_H_ diff --git a/arch/arm/mach-ixp4xx/ixdp425-pci.c b/arch/arm/mach-ixp4xx/ixdp425-pci.c index c1340465b2ea..c77fe0d52d79 100644 --- a/arch/arm/mach-ixp4xx/ixdp425-pci.c +++ b/arch/arm/mach-ixp4xx/ixdp425-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-ixp4xx/ixdp425-pci.c * @@ -7,11 +8,6 @@ * Copyright (C) 2003-2004 MontaVista Software, Inc. * * Maintainer: Deepak Saxena <dsaxena@plexity.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/arch/arm/mach-ixp4xx/ixdpg425-pci.c b/arch/arm/mach-ixp4xx/ixdpg425-pci.c index ac0e9bc6eb4d..1cbea65897b2 100644 --- a/arch/arm/mach-ixp4xx/ixdpg425-pci.c +++ b/arch/arm/mach-ixp4xx/ixdpg425-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-ixp4xx/ixdpg425-pci.c * @@ -6,11 +7,6 @@ * Copyright (C) 2004 MontaVista Softwrae, Inc. * * Maintainer: Deepak Saxena <dsaxena@plexity.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/arch/arm/mach-ixp4xx/miccpt-pci.c b/arch/arm/mach-ixp4xx/miccpt-pci.c index d114ccd2017c..55a36537ee1a 100644 --- a/arch/arm/mach-ixp4xx/miccpt-pci.c +++ b/arch/arm/mach-ixp4xx/miccpt-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-ixp4xx/miccpt-pci.c * @@ -8,11 +9,6 @@ * Copyright (C) 2006 OMICRON electronics GmbH * * Author: Michael Jochum <michael.jochum@omicron.at> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> @@ -25,6 +21,8 @@ #include <mach/hardware.h> #include <asm/mach-types.h> +#include "irqs.h" + #define MAX_DEV 4 #define IRQ_LINES 4 diff --git a/arch/arm/mach-ixp4xx/nas100d-pci.c b/arch/arm/mach-ixp4xx/nas100d-pci.c index 925ef805f966..1176f9cb4865 100644 --- a/arch/arm/mach-ixp4xx/nas100d-pci.c +++ b/arch/arm/mach-ixp4xx/nas100d-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-ixp4xx/nas100d-pci.c * @@ -8,11 +9,6 @@ * Copyright (C) 2003-2004 MontaVista Software, Inc. * * Maintainer: http://www.nslu2-linux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/pci.h> diff --git a/arch/arm/mach-ixp4xx/nslu2-pci.c b/arch/arm/mach-ixp4xx/nslu2-pci.c index d69ee4066d20..c07936a1d736 100644 --- a/arch/arm/mach-ixp4xx/nslu2-pci.c +++ b/arch/arm/mach-ixp4xx/nslu2-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-ixp4xx/nslu2-pci.c * @@ -8,11 +9,6 @@ * Copyright (C) 2003-2004 MontaVista Software, Inc. * * Maintainer: http://www.nslu2-linux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/pci.h> diff --git a/arch/arm/mach-ixp4xx/omixp-setup.c b/arch/arm/mach-ixp4xx/omixp-setup.c index 2d494b454376..6ed5a9aed600 100644 --- a/arch/arm/mach-ixp4xx/omixp-setup.c +++ b/arch/arm/mach-ixp4xx/omixp-setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-ixp4xx/omixp-setup.c * @@ -6,10 +7,6 @@ * * based nslu2-setup.c, ixdp425-setup.c: * Copyright (C) 2003-2004 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> @@ -27,6 +24,8 @@ #include <mach/hardware.h> +#include "irqs.h" + static struct resource omixp_flash_resources[] = { { .flags = IORESOURCE_MEM, diff --git a/arch/arm/mach-ixp4xx/vulcan-pci.c b/arch/arm/mach-ixp4xx/vulcan-pci.c index a4220fa5e0c3..caf53922dd3f 100644 --- a/arch/arm/mach-ixp4xx/vulcan-pci.c +++ b/arch/arm/mach-ixp4xx/vulcan-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arch/mach-ixp4xx/vulcan-pci.c * @@ -8,11 +9,6 @@ * based on ixdp425-pci.c: * Copyright (C) 2002 Intel Corporation. * Copyright (C) 2003-2004 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/pci.h> @@ -21,6 +17,8 @@ #include <asm/mach/pci.h> #include <asm/mach-types.h> +#include "irqs.h" + /* PCI controller GPIO to IRQ pin mappings */ #define INTA 2 #define INTB 3 diff --git a/arch/arm/mach-ixp4xx/vulcan-setup.c b/arch/arm/mach-ixp4xx/vulcan-setup.c index 2c03d2f6b647..d2ebb7c675a8 100644 --- a/arch/arm/mach-ixp4xx/vulcan-setup.c +++ b/arch/arm/mach-ixp4xx/vulcan-setup.c @@ -22,6 +22,8 @@ #include <asm/mach/arch.h> #include <asm/mach/flash.h> +#include "irqs.h" + static struct flash_platform_data vulcan_flash_data = { .map_name = "cfi_probe", .width = 2, diff --git a/arch/arm/mach-ixp4xx/wg302v2-pci.c b/arch/arm/mach-ixp4xx/wg302v2-pci.c index cf83f7e24179..1247e7c67bc0 100644 --- a/arch/arm/mach-ixp4xx/wg302v2-pci.c +++ b/arch/arm/mach-ixp4xx/wg302v2-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arch/mach-ixp4xx/wg302v2-pci.c * @@ -10,11 +11,6 @@ * Copyright (C) 2003 MontaVista Software, Inc. * * Maintainer: Imre Kaloz <kaloz@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/arch/arm/mach-keystone/smc.S b/arch/arm/mach-keystone/smc.S index d15de8179fab..76d0bf6ac73c 100644 --- a/arch/arm/mach-keystone/smc.S +++ b/arch/arm/mach-keystone/smc.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Keystone Secure APIs * * Copyright (C) 2013 Texas Instruments, Inc. * Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software,you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/mach-ks8695/board-acs5k.c b/arch/arm/mach-ks8695/board-acs5k.c index 5783062224c3..f319258d1226 100644 --- a/arch/arm/mach-ks8695/board-acs5k.c +++ b/arch/arm/mach-ks8695/board-acs5k.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-ks8695/board-acs5k.c * @@ -5,10 +6,6 @@ * * Copyright 2008 Simtec Electronics * Daniel Silverstone <dsilvers@simtec.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-ks8695/board-dsm320.c b/arch/arm/mach-ks8695/board-dsm320.c index 13537e9c5485..d5f435cae6e0 100644 --- a/arch/arm/mach-ks8695/board-dsm320.c +++ b/arch/arm/mach-ks8695/board-dsm320.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-ks8695/board-dsm320.c * @@ -5,10 +6,6 @@ * * Copyright 2008 Simtec Electronics * Daniel Silverstone <dsilvers@simtec.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-ks8695/board-micrel.c b/arch/arm/mach-ks8695/board-micrel.c index 69cfb9935fc1..bf8856ce3fbb 100644 --- a/arch/arm/mach-ks8695/board-micrel.c +++ b/arch/arm/mach-ks8695/board-micrel.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-ks8695/board-micrel.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-ks8695/board-og.c b/arch/arm/mach-ks8695/board-og.c index 478ebd1f2b0f..12ffe9227f9c 100644 --- a/arch/arm/mach-ks8695/board-og.c +++ b/arch/arm/mach-ks8695/board-og.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * board-og.c -- support for the OpenGear KS8695 based boards. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-ks8695/board-sg.c b/arch/arm/mach-ks8695/board-sg.c index 46e455c3821b..d5ec85a56375 100644 --- a/arch/arm/mach-ks8695/board-sg.c +++ b/arch/arm/mach-ks8695/board-sg.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * board-sg.c -- support for the SnapGear KS8695 based boards - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-ks8695/devices.h b/arch/arm/mach-ks8695/devices.h index 1e6594a0f297..cc23ee3820ea 100644 --- a/arch/arm/mach-ks8695/devices.h +++ b/arch/arm/mach-ks8695/devices.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ks8695/include/mach/devices.h * * Copyright (C) 2006 Andrew Victor - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_DEVICES_H diff --git a/arch/arm/mach-ks8695/include/mach/gpio-ks8695.h b/arch/arm/mach-ks8695/include/mach/gpio-ks8695.h index 6eb034d60325..600115f48fb3 100644 --- a/arch/arm/mach-ks8695/include/mach/gpio-ks8695.h +++ b/arch/arm/mach-ks8695/include/mach/gpio-ks8695.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2006 Andrew Victor - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __MACH_KS8659_GPIO_H diff --git a/arch/arm/mach-ks8695/include/mach/hardware.h b/arch/arm/mach-ks8695/include/mach/hardware.h index 877629b3d944..0fb889be8112 100644 --- a/arch/arm/mach-ks8695/include/mach/hardware.h +++ b/arch/arm/mach-ks8695/include/mach/hardware.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ks8695/include/mach/hardware.h * @@ -5,10 +6,6 @@ * Copyright (C) 2006 Simtec Electronics * * KS8695 - Memory Map definitions - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_HARDWARE_H diff --git a/arch/arm/mach-ks8695/include/mach/irqs.h b/arch/arm/mach-ks8695/include/mach/irqs.h index 86fc9e6ce404..0cbb30672427 100644 --- a/arch/arm/mach-ks8695/include/mach/irqs.h +++ b/arch/arm/mach-ks8695/include/mach/irqs.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ks8695/include/mach/irqs.h * * Copyright (C) 2006 Simtec Electronics * Ben Dooks <ben@simtec.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_IRQS_H diff --git a/arch/arm/mach-ks8695/include/mach/regs-uart.h b/arch/arm/mach-ks8695/include/mach/regs-uart.h index 8581fbc6245f..941a542c5f23 100644 --- a/arch/arm/mach-ks8695/include/mach/regs-uart.h +++ b/arch/arm/mach-ks8695/include/mach/regs-uart.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ks8695/include/mach/regs-uart.h * @@ -5,10 +6,6 @@ * Copyright (C) 2006 Simtec Electronics * * KS8695 - UART register and bit definitions. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef KS8695_UART_H diff --git a/arch/arm/mach-ks8695/include/mach/uncompress.h b/arch/arm/mach-ks8695/include/mach/uncompress.h index a001c7c34df2..dc78a29759b5 100644 --- a/arch/arm/mach-ks8695/include/mach/uncompress.h +++ b/arch/arm/mach-ks8695/include/mach/uncompress.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-ks8695/include/mach/uncompress.h * @@ -5,10 +6,6 @@ * Copyright (C) 2006 Simtec Electronics * * KS8695 - Kernel uncompressor - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_UNCOMPRESS_H diff --git a/arch/arm/mach-mmp/addr-map.h b/arch/arm/mach-mmp/addr-map.h index 2739d27bc89d..25edf6a92276 100644 --- a/arch/arm/mach-mmp/addr-map.h +++ b/arch/arm/mach-mmp/addr-map.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Common address map definitions - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_MACH_ADDR_MAP_H diff --git a/arch/arm/mach-mmp/clock.c b/arch/arm/mach-mmp/clock.c index 28fe64c6e2f5..291fe41e3547 100644 --- a/arch/arm/mach-mmp/clock.c +++ b/arch/arm/mach-mmp/clock.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-mmp/clock.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-mmp/clock.h b/arch/arm/mach-mmp/clock.h index 8194445183fe..0256c894fa11 100644 --- a/arch/arm/mach-mmp/clock.h +++ b/arch/arm/mach-mmp/clock.h @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +/* SPDX-License-Identifier: GPL-2.0-only */ #include <linux/clkdev.h> diff --git a/arch/arm/mach-mmp/common.c b/arch/arm/mach-mmp/common.c index 685a0993cff6..6684abc7708b 100644 --- a/arch/arm/mach-mmp/common.c +++ b/arch/arm/mach-mmp/common.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-mmp/common.c * * Code common to PXA168 processor lines - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-mmp/devices.c b/arch/arm/mach-mmp/devices.c index 822b8be042b9..130c1a603ba2 100644 --- a/arch/arm/mach-mmp/devices.c +++ b/arch/arm/mach-mmp/devices.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-mmp/devices.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-mmp/mmp2.c b/arch/arm/mach-mmp/mmp2.c index 726c1a642dea..18ea3e1a26e6 100644 --- a/arch/arm/mach-mmp/mmp2.c +++ b/arch/arm/mach-mmp/mmp2.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-mmp/mmp2.c * * code name MMP2 * * Copyright (C) 2009 Marvell International Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clk/mmp.h> #include <linux/module.h> diff --git a/arch/arm/mach-mmp/pm-mmp2.c b/arch/arm/mach-mmp/pm-mmp2.c index 17699be3bc3d..2923dd5732a6 100644 --- a/arch/arm/mach-mmp/pm-mmp2.c +++ b/arch/arm/mach-mmp/pm-mmp2.c @@ -1,9 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MMP2 Power Management Routines * - * This software program is licensed subject to the GNU General Public License - * (GPL).Version 2,June 1991, available at http://www.fsf.org/copyleft/gpl.html - * * (C) Copyright 2012 Marvell International Ltd. * All Rights Reserved */ diff --git a/arch/arm/mach-mmp/pm-mmp2.h b/arch/arm/mach-mmp/pm-mmp2.h index 486e0590cd8d..70299a9450d3 100644 --- a/arch/arm/mach-mmp/pm-mmp2.h +++ b/arch/arm/mach-mmp/pm-mmp2.h @@ -1,9 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * MMP2 Power Management Routines * - * This software program is licensed subject to the GNU General Public License - * (GPL).Version 2,June 1991, available at http://www.fsf.org/copyleft/gpl.html - * * (C) Copyright 2010 Marvell International Ltd. * All Rights Reserved */ diff --git a/arch/arm/mach-mmp/pm-pxa910.c b/arch/arm/mach-mmp/pm-pxa910.c index 8b47600b3cdf..58535ce206dc 100644 --- a/arch/arm/mach-mmp/pm-pxa910.c +++ b/arch/arm/mach-mmp/pm-pxa910.c @@ -1,9 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PXA910 Power Management Routines * - * This software program is licensed subject to the GNU General Public License - * (GPL).Version 2,June 1991, available at http://www.fsf.org/copyleft/gpl.html - * * (C) Copyright 2009 Marvell International Ltd. * All Rights Reserved */ diff --git a/arch/arm/mach-mmp/pm-pxa910.h b/arch/arm/mach-mmp/pm-pxa910.h index 8cac8ab5253d..8e6344adaf51 100644 --- a/arch/arm/mach-mmp/pm-pxa910.h +++ b/arch/arm/mach-mmp/pm-pxa910.h @@ -1,9 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * PXA910 Power Management Routines * - * This software program is licensed subject to the GNU General Public License - * (GPL).Version 2,June 1991, available at http://www.fsf.org/copyleft/gpl.html - * * (C) Copyright 2009 Marvell International Ltd. * All Rights Reserved */ diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c index cdcf65ace3f9..6e0277488967 100644 --- a/arch/arm/mach-mmp/pxa168.c +++ b/arch/arm/mach-mmp/pxa168.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-mmp/pxa168.c * * Code specific to PXA168 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-mmp/pxa910.c b/arch/arm/mach-mmp/pxa910.c index d30a7d12bc98..cba31c758dea 100644 --- a/arch/arm/mach-mmp/pxa910.c +++ b/arch/arm/mach-mmp/pxa910.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-mmp/pxa910.c * * Code specific to PXA910 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clk/mmp.h> #include <linux/module.h> diff --git a/arch/arm/mach-mmp/regs-apbc.h b/arch/arm/mach-mmp/regs-apbc.h index 704bcae3fc26..d0d00c2cce38 100644 --- a/arch/arm/mach-mmp/regs-apbc.h +++ b/arch/arm/mach-mmp/regs-apbc.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Application Peripheral Bus Clock Unit - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_MACH_REGS_APBC_H diff --git a/arch/arm/mach-mmp/regs-apmu.h b/arch/arm/mach-mmp/regs-apmu.h index 23f6209b65aa..e36f6503adfb 100644 --- a/arch/arm/mach-mmp/regs-apmu.h +++ b/arch/arm/mach-mmp/regs-apmu.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Application Subsystem Power Management Unit - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_MACH_REGS_APMU_H diff --git a/arch/arm/mach-mmp/regs-icu.h b/arch/arm/mach-mmp/regs-icu.h index 0328abe340a4..0375d5a7fcb2 100644 --- a/arch/arm/mach-mmp/regs-icu.h +++ b/arch/arm/mach-mmp/regs-icu.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Interrupt Control Unit - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_MACH_ICU_H diff --git a/arch/arm/mach-mmp/regs-timers.h b/arch/arm/mach-mmp/regs-timers.h index d3611c0becf0..a69f4d7e3443 100644 --- a/arch/arm/mach-mmp/regs-timers.h +++ b/arch/arm/mach-mmp/regs-timers.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Timers Module - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_MACH_REGS_TIMERS_H diff --git a/arch/arm/mach-mmp/sram.c b/arch/arm/mach-mmp/sram.c index ba91e4fe444d..6794e2db1ad5 100644 --- a/arch/arm/mach-mmp/sram.c +++ b/arch/arm/mach-mmp/sram.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-mmp/sram.c * @@ -7,11 +8,6 @@ * All Rights Reserved * * Add for mmp sram support - Leo Yan <leoy@marvell.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/module.h> diff --git a/arch/arm/mach-mmp/time.c b/arch/arm/mach-mmp/time.c index f9c295154b94..483df32583be 100644 --- a/arch/arm/mach-mmp/time.c +++ b/arch/arm/mach-mmp/time.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-mmp/time.c * @@ -12,10 +13,6 @@ * The timers module actually includes three timers, each timer with up to * three match comparators. Timer #0 is used here in free-running mode as * the clock source, and match comparator #1 used as clock event device. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-mxs/pm.h b/arch/arm/mach-mxs/pm.h index 09d77b00a96b..0894335e8cca 100644 --- a/arch/arm/mach-mxs/pm.h +++ b/arch/arm/mach-mxs/pm.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_MXS_PM_H diff --git a/arch/arm/mach-nspire/clcd.c b/arch/arm/mach-nspire/clcd.c index ea0e5b2ca1cd..44738dcb391d 100644 --- a/arch/arm/mach-nspire/clcd.c +++ b/arch/arm/mach-nspire/clcd.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-nspire/clcd.c * * Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2, as - * published by the Free Software Foundation. - * */ #include <linux/init.h> diff --git a/arch/arm/mach-nspire/clcd.h b/arch/arm/mach-nspire/clcd.h index 8c33d2c18371..7f36bd8511c5 100644 --- a/arch/arm/mach-nspire/clcd.h +++ b/arch/arm/mach-nspire/clcd.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mach-nspire/clcd.h * * Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2, as - * published by the Free Software Foundation. - * */ int nspire_clcd_setup(struct clcd_fb *fb); diff --git a/arch/arm/mach-nspire/mmio.h b/arch/arm/mach-nspire/mmio.h index 8813471af4cf..48e32f13f311 100644 --- a/arch/arm/mach-nspire/mmio.h +++ b/arch/arm/mach-nspire/mmio.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mach-nspire/mmio.h * * Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2, as - * published by the Free Software Foundation. - * */ #define NSPIRE_MISC_PHYS_BASE 0x900A0000 diff --git a/arch/arm/mach-nspire/nspire.c b/arch/arm/mach-nspire/nspire.c index 8584cdd1c827..957bd0c0fbd5 100644 --- a/arch/arm/mach-nspire/nspire.c +++ b/arch/arm/mach-nspire/nspire.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-nspire/nspire.c * * Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2, as - * published by the Free Software Foundation. - * */ #include <linux/init.h> #include <linux/of_irq.h> diff --git a/arch/arm/mach-omap1/ams-delta-fiq-handler.S b/arch/arm/mach-omap1/ams-delta-fiq-handler.S index 7c9fb7fe0070..81159af44862 100644 --- a/arch/arm/mach-omap1/ams-delta-fiq-handler.S +++ b/arch/arm/mach-omap1/ams-delta-fiq-handler.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mach-omap1/ams-delta-fiq-handler.S * @@ -7,10 +8,6 @@ * Copyright (C) 2004 Pete Trapps * Copyright (C) 2006 Matt Callow * Copyright (C) 2010 Janusz Krzysztofik - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/mach-omap1/ams-delta-fiq.c b/arch/arm/mach-omap1/ams-delta-fiq.c index 51212133ce06..0af2bf6f9933 100644 --- a/arch/arm/mach-omap1/ams-delta-fiq.c +++ b/arch/arm/mach-omap1/ams-delta-fiq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Amstrad E3 FIQ handling * @@ -8,10 +9,6 @@ * * Parts of this code are taken from linux/arch/arm/mach-omap/irq.c * in the MontaVista 2.4 kernel (and the Amstrad changes therein) - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. */ #include <linux/gpio/consumer.h> #include <linux/gpio/driver.h> diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index b6e814166ee0..36498ea1b2f3 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-ams-delta.c * @@ -6,10 +7,6 @@ * Board specific inits for the Amstrad E3 (codename Delta) videophone * * Copyright (C) 2006 Jonathan McDowell <noodles@earth.li> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio/driver.h> #include <linux/gpio/machine.h> diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c index 4a0a66815ca0..c3aa6f2e5546 100644 --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-fsample.c * @@ -5,10 +6,6 @@ * * Original OMAP730 support by Jean Pihet <j-pihet@ti.com> * Updated for 2.6 by Kevin Hilman <kjh@hilman.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-omap1/board-generic.c b/arch/arm/mach-omap1/board-generic.c index 9708629f8c5f..c62554990115 100644 --- a/arch/arm/mach-omap1/board-generic.c +++ b/arch/arm/mach-omap1/board-generic.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-generic.c * @@ -7,10 +8,6 @@ * the device drivers take care of all the necessary hardware initialization. * Do not put any board specific code to this file; create a new machine * type if you need custom low-level initializations. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-omap1/board-h2-mmc.c b/arch/arm/mach-omap1/board-h2-mmc.c index 91bda9c802ff..06c5404078aa 100644 --- a/arch/arm/mach-omap1/board-h2-mmc.c +++ b/arch/arm/mach-omap1/board-h2-mmc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-h2-mmc.c * @@ -6,10 +7,6 @@ * * This code is based on linux/arch/arm/mach-omap2/board-n800-mmc.c, which is: * Copyright (C) 2006 Nokia Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/platform_device.h> diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c index 9d9a6ca15df0..cb7ce627ffe8 100644 --- a/arch/arm/mach-omap1/board-h2.c +++ b/arch/arm/mach-omap1/board-h2.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-h2.c * @@ -13,10 +14,6 @@ * * H2 specific changes and cleanup * Copyright (C) 2004 Nokia Corporation by Imre Deak <imre.deak@nokia.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-omap1/board-h3-mmc.c b/arch/arm/mach-omap1/board-h3-mmc.c index 692c267a9a90..f595bd4f5024 100644 --- a/arch/arm/mach-omap1/board-h3-mmc.c +++ b/arch/arm/mach-omap1/board-h3-mmc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-h3-mmc.c * @@ -6,10 +7,6 @@ * * This code is based on linux/arch/arm/mach-omap2/board-n800-mmc.c, which is: * Copyright (C) 2006 Nokia Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/platform_device.h> diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c index cd6e02c5c01a..4249984f9c30 100644 --- a/arch/arm/mach-omap1/board-h3.c +++ b/arch/arm/mach-omap1/board-h3.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-h3.c * @@ -8,10 +9,6 @@ * Copyright (C) 2001 RidgeRun, Inc. * Author: RidgeRun, Inc. * Greg Lonnon (glonnon@ridgerun.com) or info@ridgerun.com - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/types.h> diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c index 8c286a29f24b..cbe093f969d5 100644 --- a/arch/arm/mach-omap1/board-innovator.c +++ b/arch/arm/mach-omap1/board-innovator.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-innovator.c * @@ -10,10 +11,6 @@ * * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6 * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-omap1/board-nand.c b/arch/arm/mach-omap1/board-nand.c index 20923eb2d9b6..479ab9be784d 100644 --- a/arch/arm/mach-omap1/board-nand.c +++ b/arch/arm/mach-omap1/board-nand.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-nand.c * @@ -8,10 +9,6 @@ * Copyright (C) 2001 RidgeRun, Inc. * Author: RidgeRun, Inc. * Greg Lonnon (glonnon@ridgerun.com) or info@ridgerun.com - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/io.h> diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index 10848f573d37..11511ae2e0a2 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-nokia770.c * * Modified from board-generic.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clkdev.h> #include <linux/irq.h> diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c index d4d8a32e57eb..ce6f0fcd9d12 100644 --- a/arch/arm/mach-omap1/board-palmte.c +++ b/arch/arm/mach-omap1/board-palmte.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-palmte.c * @@ -11,10 +12,6 @@ * palmtelinux-developpers@lists.sf.net * * Copyright (c) 2006 Andrzej Zaborowski <balrog@zabor.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-omap1/board-palmtt.c b/arch/arm/mach-omap1/board-palmtt.c index a23327682df0..8a08311c4e05 100644 --- a/arch/arm/mach-omap1/board-palmtt.c +++ b/arch/arm/mach-omap1/board-palmtt.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-palmtt.c * @@ -5,10 +6,6 @@ * * Modified and amended for Palm Tungsten|T * by Marek Vasut <marek.vasut@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/delay.h> diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c index 30b07096197b..034e5bc6a029 100644 --- a/arch/arm/mach-omap1/board-palmz71.c +++ b/arch/arm/mach-omap1/board-palmz71.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-palmz71.c * @@ -8,10 +9,6 @@ * Original version : Laurent Gonzalez * * Modified for zire71 : Marek Vasut - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/delay.h> diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c index 06a584fef5b8..1aeeb7337d29 100644 --- a/arch/arm/mach-omap1/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-perseus2.c * @@ -5,10 +6,6 @@ * * Original OMAP730 support by Jean Pihet <j-pihet@ti.com> * Updated for 2.6 by Kevin Hilman <kjh@hilman.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-omap1/board-sx1-mmc.c b/arch/arm/mach-omap1/board-sx1-mmc.c index 79f0af8bfae0..6192b1da75cb 100644 --- a/arch/arm/mach-omap1/board-sx1-mmc.c +++ b/arch/arm/mach-omap1/board-sx1-mmc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-sx1-mmc.c * @@ -6,10 +7,6 @@ * * This code is based on linux/arch/arm/mach-omap1/board-h2-mmc.c, which is: * Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c index ec27bb3e370f..bb9ec345e204 100644 --- a/arch/arm/mach-omap1/board-sx1.c +++ b/arch/arm/mach-omap1/board-sx1.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/board-sx1.c * @@ -9,10 +10,6 @@ * * Maintainters : Vladimir Ananiev (aka Vovan888), Sergge * oslik.ru -* -* This program is free software; you can redistribute it and/or modify -* it under the terms of the GNU General Public License version 2 as -* published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-omap1/clock.c b/arch/arm/mach-omap1/clock.c index c8c6fe88b2d6..406fd2a9a88f 100644 --- a/arch/arm/mach-omap1/clock.c +++ b/arch/arm/mach-omap1/clock.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/clock.c * @@ -6,10 +7,6 @@ * * Modified to use omap shared clock framework by * Tony Lindgren <tony@atomide.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/export.h> diff --git a/arch/arm/mach-omap1/clock.h b/arch/arm/mach-omap1/clock.h index f2d1be211723..f3b8811f5ac0 100644 --- a/arch/arm/mach-omap1/clock.h +++ b/arch/arm/mach-omap1/clock.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mach-omap1/clock.h * * Copyright (C) 2004 - 2005, 2009 Nokia corporation * Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com> * Based on clocks.h by Tony Lindgren, Gordon McNutt and RidgeRun, Inc - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP1_CLOCK_H diff --git a/arch/arm/mach-omap1/clock_data.c b/arch/arm/mach-omap1/clock_data.c index 6c4f766365a2..3ebcd96efbff 100644 --- a/arch/arm/mach-omap1/clock_data.c +++ b/arch/arm/mach-omap1/clock_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/clock_data.c * @@ -5,10 +6,6 @@ * Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com> * Based on clocks.h by Tony Lindgren, Gordon McNutt and RidgeRun, Inc * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * To do: * - Clocks that are only available on some chips should be marked with the * chips that they are present on. diff --git a/arch/arm/mach-omap1/dma.c b/arch/arm/mach-omap1/dma.c index 52d7eda1adec..0ad8bdc2ed61 100644 --- a/arch/arm/mach-omap1/dma.c +++ b/arch/arm/mach-omap1/dma.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP1/OMAP7xx - specific DMA driver * @@ -12,10 +13,6 @@ * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ * Converted DMA library into platform driver * - G, Manjunath Kondaiah <manjugk@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/err.h> diff --git a/arch/arm/mach-omap1/flash.c b/arch/arm/mach-omap1/flash.c index 99cda402e1e2..40e43ce5329f 100644 --- a/arch/arm/mach-omap1/flash.c +++ b/arch/arm/mach-omap1/flash.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Flash support for OMAP1 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/io.h> diff --git a/arch/arm/mach-omap1/flash.h b/arch/arm/mach-omap1/flash.h index 0d88499b79e9..7077224f65bd 100644 --- a/arch/arm/mach-omap1/flash.h +++ b/arch/arm/mach-omap1/flash.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Flash support for OMAP1 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __OMAP_FLASH_H diff --git a/arch/arm/mach-omap1/fpga.c b/arch/arm/mach-omap1/fpga.c index 39e20d0ead08..f03ed523f20f 100644 --- a/arch/arm/mach-omap1/fpga.c +++ b/arch/arm/mach-omap1/fpga.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/fpga.c * @@ -10,10 +11,6 @@ * * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6 * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/arch/arm/mach-omap1/fpga.h b/arch/arm/mach-omap1/fpga.h index 4b4307a80e48..7e7450edacc1 100644 --- a/arch/arm/mach-omap1/fpga.h +++ b/arch/arm/mach-omap1/fpga.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Interrupt handler for OMAP-1510 FPGA * @@ -8,10 +9,6 @@ * * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6 * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_OMAP_FPGA_H diff --git a/arch/arm/mach-omap1/id.c b/arch/arm/mach-omap1/id.c index 7e49dfda3d2f..91556e374152 100644 --- a/arch/arm/mach-omap1/id.c +++ b/arch/arm/mach-omap1/id.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/id.c * @@ -5,10 +6,6 @@ * * Copyright (C) 2004 Nokia Corporation * Written by Tony Lindgren <tony@atomide.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-omap1/io.c b/arch/arm/mach-omap1/io.c index 499b8accb83d..5a173fc2a1ca 100644 --- a/arch/arm/mach-omap1/io.c +++ b/arch/arm/mach-omap1/io.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/io.c * * OMAP1 I/O mapping code - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-omap1/lcd_dma.c b/arch/arm/mach-omap1/lcd_dma.c index 26a2b01c7c4f..a72ac0c02b4f 100644 --- a/arch/arm/mach-omap1/lcd_dma.c +++ b/arch/arm/mach-omap1/lcd_dma.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/lcd_dma.c * @@ -15,11 +16,6 @@ * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> * * Support functions for the OMAP internal DMA channels. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/module.h> diff --git a/arch/arm/mach-omap1/mcbsp.c b/arch/arm/mach-omap1/mcbsp.c index 27e22e702f96..f36c34f47f11 100644 --- a/arch/arm/mach-omap1/mcbsp.c +++ b/arch/arm/mach-omap1/mcbsp.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/mcbsp.c * * Copyright (C) 2008 Instituto Nokia de Tecnologia * Contact: Eduardo Valentin <eduardo.valentin@indt.org.br> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Multichannel mode not supported. */ #include <linux/ioport.h> diff --git a/arch/arm/mach-omap1/opp.h b/arch/arm/mach-omap1/opp.h index 79a683864a5c..5b8b9c8edfe3 100644 --- a/arch/arm/mach-omap1/opp.h +++ b/arch/arm/mach-omap1/opp.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mach-omap1/opp.h * * Copyright (C) 2004 - 2005 Nokia corporation * Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com> * Based on clocks.h by Tony Lindgren, Gordon McNutt and RidgeRun, Inc - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP1_OPP_H diff --git a/arch/arm/mach-omap1/opp_data.c b/arch/arm/mach-omap1/opp_data.c index 8dcebe6d8882..a27ca7dc03a2 100644 --- a/arch/arm/mach-omap1/opp_data.c +++ b/arch/arm/mach-omap1/opp_data.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/opp_data.c * * Copyright (C) 2004 - 2005 Nokia corporation * Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com> * Based on clocks.h by Tony Lindgren, Gordon McNutt and RidgeRun, Inc - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "clock.h" diff --git a/arch/arm/mach-omap1/serial.c b/arch/arm/mach-omap1/serial.c index a65bd0c44296..9eb591fbfd89 100644 --- a/arch/arm/mach-omap1/serial.c +++ b/arch/arm/mach-omap1/serial.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap1/serial.c * * OMAP1 serial support. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/module.h> diff --git a/arch/arm/mach-omap1/sram-init.c b/arch/arm/mach-omap1/sram-init.c index 6431b0f862ce..3bd60708c345 100644 --- a/arch/arm/mach-omap1/sram-init.c +++ b/arch/arm/mach-omap1/sram-init.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP SRAM detection and management * * Copyright (C) 2005 Nokia Corporation * Written by Tony Lindgren <tony@atomide.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-omap1/sram.S b/arch/arm/mach-omap1/sram.S index 00e9d9e9adf1..37f34fcd65fb 100644 --- a/arch/arm/mach-omap1/sram.S +++ b/arch/arm/mach-omap1/sram.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/plat-omap/sram-fn.S * * Functions that need to be run in internal SRAM - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/mach-omap2/am33xx-restart.c b/arch/arm/mach-omap2/am33xx-restart.c index 5bace6a45ffb..ef2f18a56b65 100644 --- a/arch/arm/mach-omap2/am33xx-restart.c +++ b/arch/arm/mach-omap2/am33xx-restart.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * am33xx-restart.c - Code common to all AM33xx machines. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/reboot.h> diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index 6b4f4975cf7a..ff992f8895ee 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2005 Nokia Corporation * Author: Paul Mundt <paul.mundt@nokia.com> @@ -6,10 +7,6 @@ * * Modified from the original mach-omap/omap2/board-generic.c did by Paul * to support the OMAP2+ device tree boards with an unique board file. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/io.h> #include <linux/of_irq.h> diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index 75bc18646df6..418a61ecb827 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap2/board-n8x0.c * @@ -5,10 +6,6 @@ * Author: Juha Yrjola <juha.yrjola@nokia.com> * * Modified from mach-omap2/board-generic.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clk.h> diff --git a/arch/arm/mach-omap2/clkt2xxx_dpll.c b/arch/arm/mach-omap2/clkt2xxx_dpll.c index 82572e277b97..0edebf3355fa 100644 --- a/arch/arm/mach-omap2/clkt2xxx_dpll.c +++ b/arch/arm/mach-omap2/clkt2xxx_dpll.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP2-specific DPLL control functions * * Copyright (C) 2011 Nokia Corporation * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/clkt2xxx_dpllcore.c b/arch/arm/mach-omap2/clkt2xxx_dpllcore.c index e8d417309f33..8a9983cb4733 100644 --- a/arch/arm/mach-omap2/clkt2xxx_dpllcore.c +++ b/arch/arm/mach-omap2/clkt2xxx_dpllcore.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * DPLL + CORE_CLK composite clock functions * @@ -11,10 +12,6 @@ * Based on earlier work by Tuukka Tikkanen, Tony Lindgren, * Gordon McNutt and RidgeRun, Inc. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * XXX The DPLL and CORE clocks should be split into two separate clock * types. */ diff --git a/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c b/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c index b64d717bfab6..2a3e72286d3a 100644 --- a/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c +++ b/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP2xxx DVFS virtual clock functions * @@ -11,10 +12,6 @@ * Based on earlier work by Tuukka Tikkanen, Tony Lindgren, * Gordon McNutt and RidgeRun, Inc. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * XXX Some of this code should be replaceable by the upcoming OPP layer * code. However, some notion of "rate set" is probably still necessary * for OMAP2xxx at least. Rate sets should be generalized so they can be diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c index 3e0f09cc0028..3c1d12dc8ff3 100644 --- a/arch/arm/mach-omap2/clock.c +++ b/arch/arm/mach-omap2/clock.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap2/clock.c * @@ -7,10 +8,6 @@ * Contacts: * Richard Woodruff <r-woodruff2@ti.com> * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #undef DEBUG diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h index cf45550197e6..bbe4b32891bb 100644 --- a/arch/arm/mach-omap2/clock.h +++ b/arch/arm/mach-omap2/clock.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mach-omap2/clock.h * @@ -7,10 +8,6 @@ * Contacts: * Richard Woodruff <r-woodruff2@ti.com> * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_CLOCK_H diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c index 6d44fe05a3fe..f98c8ecc9ca2 100644 --- a/arch/arm/mach-omap2/clockdomain.c +++ b/arch/arm/mach-omap2/clockdomain.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP2/3/4 clockdomain framework functions * @@ -6,10 +7,6 @@ * * Written by Paul Walmsley and Jouni Högander * Added OMAP4 specific support by Abhijit Pagare <abhijitpagare@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #undef DEBUG diff --git a/arch/arm/mach-omap2/clockdomain.h b/arch/arm/mach-omap2/clockdomain.h index c7d0953e4aa2..68550b23c938 100644 --- a/arch/arm/mach-omap2/clockdomain.h +++ b/arch/arm/mach-omap2/clockdomain.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP2/3 clockdomain framework functions * @@ -5,10 +6,6 @@ * Copyright (C) 2008-2011 Nokia Corporation * * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_CLOCKDOMAIN_H diff --git a/arch/arm/mach-omap2/clockdomains43xx_data.c b/arch/arm/mach-omap2/clockdomains43xx_data.c index 6d71c6082a24..751708d727af 100644 --- a/arch/arm/mach-omap2/clockdomains43xx_data.c +++ b/arch/arm/mach-omap2/clockdomains43xx_data.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AM43xx Clock domains framework * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/clockdomains44xx_data.c b/arch/arm/mach-omap2/clockdomains44xx_data.c index 95192a062d5d..6005c4ed3bc6 100644 --- a/arch/arm/mach-omap2/clockdomains44xx_data.c +++ b/arch/arm/mach-omap2/clockdomains44xx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP4 Clock domains framework * @@ -13,10 +14,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/clockdomains54xx_data.c b/arch/arm/mach-omap2/clockdomains54xx_data.c index 1a3c69d2e14c..3ab41fc89dd3 100644 --- a/arch/arm/mach-omap2/clockdomains54xx_data.c +++ b/arch/arm/mach-omap2/clockdomains54xx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP54XX Clock domains framework * @@ -12,10 +13,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/clockdomains7xx_data.c b/arch/arm/mach-omap2/clockdomains7xx_data.c index 67ebff829cf2..3068802824b7 100644 --- a/arch/arm/mach-omap2/clockdomains7xx_data.c +++ b/arch/arm/mach-omap2/clockdomains7xx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * DRA7xx Clock domains framework * @@ -14,10 +15,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/cm-regbits-24xx.h b/arch/arm/mach-omap2/cm-regbits-24xx.h index 9ff0fc70f152..59c14dbb6f87 100644 --- a/arch/arm/mach-omap2/cm-regbits-24xx.h +++ b/arch/arm/mach-omap2/cm-regbits-24xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __ARCH_ARM_MACH_OMAP2_CM_REGBITS_24XX_H #define __ARCH_ARM_MACH_OMAP2_CM_REGBITS_24XX_H @@ -8,10 +9,6 @@ * Copyright (C) 2007 Nokia Corporation * * Written by Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define OMAP24XX_AUTOSTATE_MPU_MASK (1 << 0) diff --git a/arch/arm/mach-omap2/cm-regbits-34xx.h b/arch/arm/mach-omap2/cm-regbits-34xx.h index 38656ce2432c..037529a9e969 100644 --- a/arch/arm/mach-omap2/cm-regbits-34xx.h +++ b/arch/arm/mach-omap2/cm-regbits-34xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __ARCH_ARM_MACH_OMAP2_CM_REGBITS_34XX_H #define __ARCH_ARM_MACH_OMAP2_CM_REGBITS_34XX_H @@ -8,10 +9,6 @@ * Copyright (C) 2007-2008 Nokia Corporation * * Written by Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define OMAP3430_CM_FCLKEN_IVA2_EN_IVA2_MASK (1 << 0) diff --git a/arch/arm/mach-omap2/cm-regbits-44xx.h b/arch/arm/mach-omap2/cm-regbits-44xx.h index 4dbbd99b6e1e..1e9c23c107b2 100644 --- a/arch/arm/mach-omap2/cm-regbits-44xx.h +++ b/arch/arm/mach-omap2/cm-regbits-44xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP44xx Clock Management register bits * @@ -13,10 +14,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_CM_REGBITS_44XX_H diff --git a/arch/arm/mach-omap2/cm-regbits-54xx.h b/arch/arm/mach-omap2/cm-regbits-54xx.h index 896ae9fc4cfb..44663b575bf4 100644 --- a/arch/arm/mach-omap2/cm-regbits-54xx.h +++ b/arch/arm/mach-omap2/cm-regbits-54xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP54xx Clock Management register bits * @@ -12,10 +13,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_CM_REGBITS_54XX_H diff --git a/arch/arm/mach-omap2/cm-regbits-7xx.h b/arch/arm/mach-omap2/cm-regbits-7xx.h index ad8f81ce9b16..a78ccbaab1a6 100644 --- a/arch/arm/mach-omap2/cm-regbits-7xx.h +++ b/arch/arm/mach-omap2/cm-regbits-7xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * DRA7xx Clock Management register bits * @@ -13,10 +14,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_CM_REGBITS_7XX_H diff --git a/arch/arm/mach-omap2/cm.h b/arch/arm/mach-omap2/cm.h index b19e83d53501..d02fe63dab59 100644 --- a/arch/arm/mach-omap2/cm.h +++ b/arch/arm/mach-omap2/cm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP2+ Clock Management prototypes * @@ -5,10 +6,6 @@ * Copyright (C) 2007-2009 Nokia Corporation * * Written by Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ASM_MACH_OMAP2_CM_H #define __ARCH_ASM_MACH_OMAP2_CM_H diff --git a/arch/arm/mach-omap2/cm1_44xx.h b/arch/arm/mach-omap2/cm1_44xx.h index a5949927b661..1a9725c7ad30 100644 --- a/arch/arm/mach-omap2/cm1_44xx.h +++ b/arch/arm/mach-omap2/cm1_44xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP44xx CM1 instance offset macros * @@ -14,10 +15,6 @@ * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * XXX This file needs to be updated to align on one of "OMAP4", "OMAP44XX", * or "OMAP4430". */ diff --git a/arch/arm/mach-omap2/cm1_54xx.h b/arch/arm/mach-omap2/cm1_54xx.h index fd245dfa7391..7be363a27a40 100644 --- a/arch/arm/mach-omap2/cm1_54xx.h +++ b/arch/arm/mach-omap2/cm1_54xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP54xx CM1 instance offset macros * @@ -12,11 +13,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __ARCH_ARM_MACH_OMAP2_CM1_54XX_H diff --git a/arch/arm/mach-omap2/cm1_7xx.h b/arch/arm/mach-omap2/cm1_7xx.h index 2f1c09eea021..28660edc7f5f 100644 --- a/arch/arm/mach-omap2/cm1_7xx.h +++ b/arch/arm/mach-omap2/cm1_7xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * DRA7xx CM1 instance offset macros * @@ -13,11 +14,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __ARCH_ARM_MACH_OMAP2_CM1_7XX_H diff --git a/arch/arm/mach-omap2/cm2_44xx.h b/arch/arm/mach-omap2/cm2_44xx.h index 7521abf3d830..370d295446b6 100644 --- a/arch/arm/mach-omap2/cm2_44xx.h +++ b/arch/arm/mach-omap2/cm2_44xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP44xx CM2 instance offset macros * @@ -14,10 +15,6 @@ * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * XXX This file needs to be updated to align on one of "OMAP4", "OMAP44XX", * or "OMAP4430". */ diff --git a/arch/arm/mach-omap2/cm2_54xx.h b/arch/arm/mach-omap2/cm2_54xx.h index ff4040c196d8..c5da1f5cae93 100644 --- a/arch/arm/mach-omap2/cm2_54xx.h +++ b/arch/arm/mach-omap2/cm2_54xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP54xx CM2 instance offset macros * @@ -12,10 +13,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_CM2_54XX_H diff --git a/arch/arm/mach-omap2/cm2_7xx.h b/arch/arm/mach-omap2/cm2_7xx.h index ce63fdb68056..e16fc58ef152 100644 --- a/arch/arm/mach-omap2/cm2_7xx.h +++ b/arch/arm/mach-omap2/cm2_7xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * DRA7xx CM2 instance offset macros * @@ -13,10 +14,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_CM2_7XX_H diff --git a/arch/arm/mach-omap2/cm2xxx.c b/arch/arm/mach-omap2/cm2xxx.c index d5b87f42a96e..0827acb60584 100644 --- a/arch/arm/mach-omap2/cm2xxx.c +++ b/arch/arm/mach-omap2/cm2xxx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP2xxx CM module functions * @@ -5,10 +6,6 @@ * Copyright (C) 2008-2010, 2012 Texas Instruments, Inc. * Paul Walmsley * Rajendra Nayak <rnayak@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/cm2xxx.h b/arch/arm/mach-omap2/cm2xxx.h index 7b8c79c0ce27..004016d7459e 100644 --- a/arch/arm/mach-omap2/cm2xxx.h +++ b/arch/arm/mach-omap2/cm2xxx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP2xxx Clock Management (CM) register definitions * @@ -5,10 +6,6 @@ * Copyright (C) 2007-2010 Nokia Corporation * Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * The CM hardware modules on the OMAP2/3 are quite similar to each * other. The CM modules/instances on OMAP4 are quite different, so * they are handled in a separate file. diff --git a/arch/arm/mach-omap2/cm2xxx_3xxx.h b/arch/arm/mach-omap2/cm2xxx_3xxx.h index aa148cd57cc1..70944b94cc09 100644 --- a/arch/arm/mach-omap2/cm2xxx_3xxx.h +++ b/arch/arm/mach-omap2/cm2xxx_3xxx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP2/3 Clock Management (CM) register definitions * @@ -5,10 +6,6 @@ * Copyright (C) 2007-2010 Nokia Corporation * Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * The CM hardware modules on the OMAP2/3 are quite similar to each * other. The CM modules/instances on OMAP4 are quite different, so * they are handled in a separate file. diff --git a/arch/arm/mach-omap2/cm3xxx.c b/arch/arm/mach-omap2/cm3xxx.c index ec580fd094a6..b03b6123b8fc 100644 --- a/arch/arm/mach-omap2/cm3xxx.c +++ b/arch/arm/mach-omap2/cm3xxx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP3xxx CM module functions * @@ -5,10 +6,6 @@ * Copyright (C) 2008-2010, 2012 Texas Instruments, Inc. * Paul Walmsley * Rajendra Nayak <rnayak@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/cm3xxx.h b/arch/arm/mach-omap2/cm3xxx.h index bc444e2080a1..ab0dc206d0c4 100644 --- a/arch/arm/mach-omap2/cm3xxx.h +++ b/arch/arm/mach-omap2/cm3xxx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP2/3 Clock Management (CM) register definitions * @@ -5,10 +6,6 @@ * Copyright (C) 2007-2010 Nokia Corporation * Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * The CM hardware modules on the OMAP2/3 are quite similar to each * other. The CM modules/instances on OMAP4 are quite different, so * they are handled in a separate file. diff --git a/arch/arm/mach-omap2/cm44xx.h b/arch/arm/mach-omap2/cm44xx.h index 309a4c913448..826fdda54b3f 100644 --- a/arch/arm/mach-omap2/cm44xx.h +++ b/arch/arm/mach-omap2/cm44xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP4 Clock Management (CM) definitions * @@ -6,10 +7,6 @@ * * Written by Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * OMAP4 has two separate CM blocks, CM1 and CM2. This file contains * macros and function prototypes that are applicable to both. */ diff --git a/arch/arm/mach-omap2/cm_common.c b/arch/arm/mach-omap2/cm_common.c index aff747ecad51..b7ea609386d5 100644 --- a/arch/arm/mach-omap2/cm_common.c +++ b/arch/arm/mach-omap2/cm_common.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP2+ common Clock Management (CM) IP block functions * * Copyright (C) 2012 Texas Instruments, Inc. * Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * XXX This code should eventually be moved to a CM driver. */ diff --git a/arch/arm/mach-omap2/cminst44xx.c b/arch/arm/mach-omap2/cminst44xx.c index c11ac492b626..46670521b278 100644 --- a/arch/arm/mach-omap2/cminst44xx.c +++ b/arch/arm/mach-omap2/cminst44xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP4 CM instance functions * @@ -6,10 +7,6 @@ * Paul Walmsley * Rajendra Nayak <rnayak@ti.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This is needed since CM instances can be in the PRM, PRCM_MPU, CM1, * or CM2 hardware modules. For example, the EMU_CM CM instance is in * the PRM hardware module. What a mess... diff --git a/arch/arm/mach-omap2/common.c b/arch/arm/mach-omap2/common.c index 484cdadfb187..a4af202cbc25 100644 --- a/arch/arm/mach-omap2/common.c +++ b/arch/arm/mach-omap2/common.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap2/common.c * @@ -7,10 +8,6 @@ * Copyright (C) 2010 Nokia Corporation * Tony Lindgren <tony@atomide.com> * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/init.h> diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c index 0bbfb20e193f..c84b5e260617 100644 --- a/arch/arm/mach-omap2/control.c +++ b/arch/arm/mach-omap2/control.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP2/3 System Control Module register access * @@ -5,10 +6,6 @@ * Copyright (C) 2007 Nokia Corporation * * Written by Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #undef DEBUG diff --git a/arch/arm/mach-omap2/cpuidle34xx.c b/arch/arm/mach-omap2/cpuidle34xx.c index 2a3db0bd9e15..532a3e4b98c6 100644 --- a/arch/arm/mach-omap2/cpuidle34xx.c +++ b/arch/arm/mach-omap2/cpuidle34xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap2/cpuidle34xx.c * @@ -16,10 +17,6 @@ * Richard Woodruff <r-woodruff2@ti.com> * * Based on pm.c for omap2 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/sched.h> diff --git a/arch/arm/mach-omap2/cpuidle44xx.c b/arch/arm/mach-omap2/cpuidle44xx.c index dae514c8276a..fe75d4fa6073 100644 --- a/arch/arm/mach-omap2/cpuidle44xx.c +++ b/arch/arm/mach-omap2/cpuidle44xx.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP4+ CPU idle Routines * * Copyright (C) 2011-2013 Texas Instruments, Inc. * Santosh Shilimkar <santosh.shilimkar@ti.com> * Rajendra Nayak <rnayak@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/sched.h> diff --git a/arch/arm/mach-omap2/ctrl_module_wkup_44xx.h b/arch/arm/mach-omap2/ctrl_module_wkup_44xx.h index a0af9baec3f7..414f14d1e0a0 100644 --- a/arch/arm/mach-omap2/ctrl_module_wkup_44xx.h +++ b/arch/arm/mach-omap2/ctrl_module_wkup_44xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP44xx CTRL_MODULE_WKUP registers and bitfields * @@ -11,10 +12,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_CTRL_MODULE_WKUP_44XX_H diff --git a/arch/arm/mach-omap2/display.h b/arch/arm/mach-omap2/display.h index 42ec2e99a2f4..22ffca68f702 100644 --- a/arch/arm/mach-omap2/display.h +++ b/arch/arm/mach-omap2/display.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * display.h - OMAP2+ integration-specific DSS header * * Copyright (C) 2011 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARCH_ARM_MACH_OMAP2_DISPLAY_H diff --git a/arch/arm/mach-omap2/dma.c b/arch/arm/mach-omap2/dma.c index a005e2a23b86..0c105baa5e88 100644 --- a/arch/arm/mach-omap2/dma.c +++ b/arch/arm/mach-omap2/dma.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP2+ DMA driver * @@ -15,10 +16,6 @@ * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ * Converted DMA library into platform driver * - G, Manjunath Kondaiah <manjugk@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/err.h> diff --git a/arch/arm/mach-omap2/gpmc.h b/arch/arm/mach-omap2/gpmc.h index 9caa41a6cb04..e060f1b5c27d 100644 --- a/arch/arm/mach-omap2/gpmc.h +++ b/arch/arm/mach-omap2/gpmc.h @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * General-Purpose Memory Controller for OMAP2 * * Copyright (C) 2005-2006 Nokia Corporation * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Do not include this file in any new code, this will get removed * once omap3 boots in device tree only mode. - * */ #include <linux/omap-gpmc.h> diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c index af545193f673..14b9c13c1fa0 100644 --- a/arch/arm/mach-omap2/hsmmc.c +++ b/arch/arm/mach-omap2/hsmmc.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap2/hsmmc.c * * Copyright (C) 2007-2008 Texas Instruments * Copyright (C) 2008 Nokia Corporation * Author: Texas Instruments - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/slab.h> diff --git a/arch/arm/mach-omap2/hsmmc.h b/arch/arm/mach-omap2/hsmmc.h index bf99aec5a155..76c5ed2afa72 100644 --- a/arch/arm/mach-omap2/hsmmc.h +++ b/arch/arm/mach-omap2/hsmmc.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * MMC definitions for OMAP2 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ struct mmc_card; diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 859c71c4e932..188ea5258c99 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap2/id.c * @@ -8,10 +9,6 @@ * * Copyright (C) 2009-11 Texas Instruments * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-omap2/id.h b/arch/arm/mach-omap2/id.h index 02ed3aa56f1e..d1735f4497e3 100644 --- a/arch/arm/mach-omap2/id.h +++ b/arch/arm/mach-omap2/id.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP2 CPU identification code * * Copyright (C) 2010 Kan-Ru Chen <kanru@0xlab.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef OMAP2_ARCH_ID_H #define OMAP2_ARCH_ID_H diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 5e69c8caa1db..349e48042982 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap2/io.c * @@ -11,10 +12,6 @@ * Syed Khasim <x0khasim@ti.com> * * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c index 4acc0dae27e0..c3604b4585a4 100644 --- a/arch/arm/mach-omap2/mcbsp.c +++ b/arch/arm/mach-omap2/mcbsp.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap2/mcbsp.c * * Copyright (C) 2008 Instituto Nokia de Tecnologia * Contact: Eduardo Valentin <eduardo.valentin@indt.org.br> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Multichannel mode not supported. */ #include <linux/module.h> diff --git a/arch/arm/mach-omap2/omap-headsmp.S b/arch/arm/mach-omap2/omap-headsmp.S index 4c6f14cf92a8..7d0db77ab8cb 100644 --- a/arch/arm/mach-omap2/omap-headsmp.S +++ b/arch/arm/mach-omap2/omap-headsmp.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Secondary CPU startup routine source file. * @@ -9,10 +10,6 @@ * Interface functions needed for the SMP. This file is based on arm * realview smp platform. * Copyright (c) 2003 ARM Limited. - * - * This program is free software,you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/mach-omap2/omap-hotplug.c b/arch/arm/mach-omap2/omap-hotplug.c index 433db6d0b073..8343fcf4f399 100644 --- a/arch/arm/mach-omap2/omap-hotplug.c +++ b/arch/arm/mach-omap2/omap-hotplug.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP4 SMP cpu-hotplug support * @@ -8,10 +9,6 @@ * Platform file needed for the OMAP4 SMP. This file is based on arm * realview smp platform. * Copyright (c) 2002 ARM Limited. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/omap-mpuss-lowpower.c b/arch/arm/mach-omap2/omap-mpuss-lowpower.c index 4cfc4f9b2c69..2d8f90546591 100644 --- a/arch/arm/mach-omap2/omap-mpuss-lowpower.c +++ b/arch/arm/mach-omap2/omap-mpuss-lowpower.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP MPUSS low power code * @@ -30,11 +31,6 @@ * * Note: CPU0 is the master core and it is the last CPU to go down * and first to wake-up when MPUSS low power states are excercised - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/omap-secure.c b/arch/arm/mach-omap2/omap-secure.c index fa7f308c9027..24298e47b9f1 100644 --- a/arch/arm/mach-omap2/omap-secure.c +++ b/arch/arm/mach-omap2/omap-secure.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP Secure API infrastructure. * @@ -5,11 +6,6 @@ * Santosh Shilimkar <santosh.shilimkar@ti.com> * Copyright (C) 2012 Ivaylo Dimitrov <freemangordon@abv.bg> * Copyright (C) 2013 Pali Rohár <pali.rohar@gmail.com> - * - * - * This program is free software,you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/omap-secure.h b/arch/arm/mach-omap2/omap-secure.h index c509cde71f93..20046e8f8ecb 100644 --- a/arch/arm/mach-omap2/omap-secure.h +++ b/arch/arm/mach-omap2/omap-secure.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * omap-secure.h: OMAP Secure infrastructure header. * @@ -5,10 +6,6 @@ * Santosh Shilimkar <santosh.shilimkar@ti.com> * Copyright (C) 2012 Ivaylo Dimitrov <freemangordon@abv.bg> * Copyright (C) 2013 Pali Rohár <pali.rohar@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef OMAP_ARCH_OMAP_SECURE_H #define OMAP_ARCH_OMAP_SECURE_H diff --git a/arch/arm/mach-omap2/omap-smc.S b/arch/arm/mach-omap2/omap-smc.S index 72506e6cf9e7..630b9bd099e0 100644 --- a/arch/arm/mach-omap2/omap-smc.S +++ b/arch/arm/mach-omap2/omap-smc.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP34xx and OMAP44xx secure APIs file. * @@ -6,10 +7,6 @@ * * Copyright (C) 2012 Ivaylo Dimitrov <freemangordon@abv.bg> * Copyright (C) 2013 Pali Rohár <pali.rohar@gmail.com> - * - * This program is free software,you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/mach-omap2/omap-smp.c b/arch/arm/mach-omap2/omap-smp.c index 10e070368f64..6a82fce3f822 100644 --- a/arch/arm/mach-omap2/omap-smp.c +++ b/arch/arm/mach-omap2/omap-smp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP4 SMP source file. It contains platform specific functions * needed for the linux smp kernel. @@ -10,10 +11,6 @@ * Platform file needed for the OMAP4 SMP. This file is based on arm * realview smp platform. * * Copyright (c) 2002 ARM Limited. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/device.h> diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c index 7dcbe1736f7e..8d21e3a3c05f 100644 --- a/arch/arm/mach-omap2/omap-wakeupgen.c +++ b/arch/arm/mach-omap2/omap-wakeupgen.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP WakeupGen Source file * @@ -10,10 +11,6 @@ * * Copyright (C) 2011 Texas Instruments, Inc. * Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/omap-wakeupgen.h b/arch/arm/mach-omap2/omap-wakeupgen.h index a3491ad12368..bcc37b2c8ff8 100644 --- a/arch/arm/mach-omap2/omap-wakeupgen.h +++ b/arch/arm/mach-omap2/omap-wakeupgen.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP WakeupGen header file * * Copyright (C) 2011 Texas Instruments, Inc. * Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef OMAP_ARCH_WAKEUPGEN_H #define OMAP_ARCH_WAKEUPGEN_H diff --git a/arch/arm/mach-omap2/omap2-restart.c b/arch/arm/mach-omap2/omap2-restart.c index 497269db882b..fdcc75c97d70 100644 --- a/arch/arm/mach-omap2/omap2-restart.c +++ b/arch/arm/mach-omap2/omap2-restart.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap2-restart.c - code common to all OMAP2xxx machines. * * Copyright (C) 2012 Texas Instruments * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/init.h> diff --git a/arch/arm/mach-omap2/omap3-restart.c b/arch/arm/mach-omap2/omap3-restart.c index 4bdd22edb96b..bcabe6fa164e 100644 --- a/arch/arm/mach-omap2/omap3-restart.c +++ b/arch/arm/mach-omap2/omap3-restart.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap3-restart.c - Code common to all OMAP3xxx machines. * @@ -5,10 +6,6 @@ * Copyright (C) 2010 Nokia Corporation * Tony Lindgren <tony@atomide.com> * Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/init.h> diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c index b226c8aaf8b1..f9c02f9f1c92 100644 --- a/arch/arm/mach-omap2/omap4-common.c +++ b/arch/arm/mach-omap2/omap4-common.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP4 specific common source file. * * Copyright (C) 2010 Texas Instruments, Inc. * Author: * Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * - * This program is free software,you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/omap4-restart.c b/arch/arm/mach-omap2/omap4-restart.c index e17136a50e27..56f621314fe9 100644 --- a/arch/arm/mach-omap2/omap4-restart.c +++ b/arch/arm/mach-omap2/omap4-restart.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap4-restart.c - Common to OMAP4 and OMAP5 - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/arch/arm/mach-omap2/omap4-sar-layout.h b/arch/arm/mach-omap2/omap4-sar-layout.h index 9fc4e2643ce7..aabf06401200 100644 --- a/arch/arm/mach-omap2/omap4-sar-layout.h +++ b/arch/arm/mach-omap2/omap4-sar-layout.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * omap4-sar-layout.h: OMAP4 SAR RAM layout header file * * Copyright (C) 2011 Texas Instruments, Inc. * Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef OMAP_ARCH_OMAP4_SAR_LAYOUT_H #define OMAP_ARCH_OMAP4_SAR_LAYOUT_H diff --git a/arch/arm/mach-omap2/omap44xx.h b/arch/arm/mach-omap2/omap44xx.h index 8a515bb74639..0595175a5467 100644 --- a/arch/arm/mach-omap2/omap44xx.h +++ b/arch/arm/mach-omap2/omap44xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /*: * Address mappings and base address for OMAP4 interconnects * and peripherals. @@ -5,10 +6,6 @@ * Copyright (C) 2009 Texas Instruments * * Author: Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_OMAP44XX_H #define __ASM_ARCH_OMAP44XX_H diff --git a/arch/arm/mach-omap2/omap54xx.h b/arch/arm/mach-omap2/omap54xx.h index 0ca8e938096b..b49e633c309a 100644 --- a/arch/arm/mach-omap2/omap54xx.h +++ b/arch/arm/mach-omap2/omap54xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /*: * Address mappings and base address for OMAP5 interconnects * and peripherals. @@ -5,10 +6,6 @@ * Copyright (C) 2012 Texas Instruments * Santosh Shilimkar <santosh.shilimkar@ti.com> * Sricharan <r.sricharan@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_SOC_OMAP54XX_H #define __ASM_SOC_OMAP54XX_H diff --git a/arch/arm/mach-omap2/omap_device.c b/arch/arm/mach-omap2/omap_device.c index 41c7b905980a..3acb4192918d 100644 --- a/arch/arm/mach-omap2/omap_device.c +++ b/arch/arm/mach-omap2/omap_device.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap_device implementation * @@ -9,10 +10,6 @@ * Pandita, Sakari Poussa, Anand Sawant, Santosh Shilimkar, Richard * Woodruff * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This code provides a consistent interface for OMAP device drivers * to control power management and interconnect properties of their * devices. @@ -20,8 +17,6 @@ * In the medium- to long-term, this code should be implemented as a * proper omap_bus/omap_device in Linux, no more platform_data func * pointers - * - * */ #undef DEBUG diff --git a/arch/arm/mach-omap2/omap_device.h b/arch/arm/mach-omap2/omap_device.h index 786b9c00fdb9..ced775e401cf 100644 --- a/arch/arm/mach-omap2/omap_device.h +++ b/arch/arm/mach-omap2/omap_device.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * omap_device headers * @@ -9,10 +10,6 @@ * Pandita, Sakari Poussa, Anand Sawant, Santosh Shilimkar, Richard * Woodruff * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This type of functionality should be implemented as a proper * omap_bus/omap_device in Linux. * diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 405ac24def05..e0350476feaa 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap_hwmod implementation for OMAP2/3/4 * @@ -10,10 +11,6 @@ * Tony Lindgren, Rajendra Nayak, Vikram Pandita, Sakari Poussa, Anand * Sawant, Santosh Shilimkar, Richard Woodruff * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Introduction * ------------ * One way to view an OMAP SoC is as a collection of largely unrelated diff --git a/arch/arm/mach-omap2/omap_hwmod.h b/arch/arm/mach-omap2/omap_hwmod.h index fca9e072154b..ef1bb08b1a2d 100644 --- a/arch/arm/mach-omap2/omap_hwmod.h +++ b/arch/arm/mach-omap2/omap_hwmod.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * omap_hwmod macros, structures * @@ -9,10 +10,6 @@ * Kevin Hilman, Tony Lindgren, Rajendra Nayak, Vikram Pandita, Sakari * Poussa, Anand Sawant, Santosh Shilimkar, Richard Woodruff * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * These headers and macros are used to define OMAP on-chip module * data and their integration with other OMAP modules and Linux. * Copious documentation and references can also be found in the @@ -24,7 +21,6 @@ * - init_conn_id_bit (CONNID_BIT_VECTOR) * - implement default hwmod SMS/SDRC flags? * - move Linux-specific data ("non-ROM data") out - * */ #ifndef __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD_H #define __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD_H diff --git a/arch/arm/mach-omap2/omap_hwmod_2420_data.c b/arch/arm/mach-omap2/omap_hwmod_2420_data.c index 8122c8d4b69a..d49df96b4052 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2420_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2420_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap_hwmod_2420_data.c - hardware modules present on the OMAP2420 chips * @@ -5,10 +6,6 @@ * Copyright (C) 2012 Texas Instruments, Inc. * Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * XXX handle crossbar/shared link difference for L3? * XXX these should be marked initdata for multi-OMAP kernels */ diff --git a/arch/arm/mach-omap2/omap_hwmod_2430_data.c b/arch/arm/mach-omap2/omap_hwmod_2430_data.c index f27cb60bde77..c51ef84ff64d 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2430_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2430_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap_hwmod_2430_data.c - hardware modules present on the OMAP2430 chips * @@ -5,10 +6,6 @@ * Copyright (C) 2012 Texas Instruments, Inc. * Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * XXX handle crossbar/shared link difference for L3? * XXX these should be marked initdata for multi-OMAP kernels */ diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c index 28665d29f23f..2581b8a5f866 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap_hwmod_2xxx_3xxx_ipblock_data.c - common IP block data for OMAP2/3 * * Copyright (C) 2011 Nokia Corporation * Copyright (C) 2012 Texas Instruments, Inc. * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/dmaengine.h> diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c index e19f620c4074..eef96adea411 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap_hwmod_2xxx_interconnect_data.c - common interconnect data for OMAP2xxx * * Copyright (C) 2009-2011 Nokia Corporation * Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * XXX handle crossbar/shared link difference for L3? * XXX these should be marked initdata for multi-OMAP kernels */ diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c index ed5f39d948de..f767524d06b5 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap_hwmod_2xxx_ipblock_data.c - common IP block data for OMAP2xxx * * Copyright (C) 2011 Nokia Corporation * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index edff39921bf8..f52438bdfc14 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap_hwmod_3xxx_data.c - hardware modules present on the OMAP3xxx chips * @@ -5,10 +6,6 @@ * Copyright (C) 2012 Texas Instruments, Inc. * Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * The data in this file should be completely autogeneratable from * the TI hardware database or other technical documentation. * diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index b8de550a15b4..a6f2a10cdc3e 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hardware modules present on the OMAP44xx chips * @@ -14,10 +15,6 @@ * up-to-date with the file contents. * Note that this file is currently not in sync with autogeneration scripts. * The above note to be removed, once it is synced up. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/io.h> diff --git a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c index 29805cc9d74c..8006b4383534 100644 --- a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hardware modules present on the OMAP54xx chips * @@ -11,10 +12,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/io.h> diff --git a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c index 7e85bd27ce9a..4a5b4aee6615 100644 --- a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hardware modules present on the DRA7xx chips * @@ -11,10 +12,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/io.h> diff --git a/arch/arm/mach-omap2/omap_hwmod_common_data.c b/arch/arm/mach-omap2/omap_hwmod_common_data.c index 77c0b7618ea2..246f1e5da99f 100644 --- a/arch/arm/mach-omap2/omap_hwmod_common_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_common_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap_hwmod common data structures * @@ -8,10 +9,6 @@ * Copyright (C) 2010 Nokia Corporation * Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This data/structures are to be used while defining OMAP on-chip module * data and their integration with other OMAP modules and Linux. */ diff --git a/arch/arm/mach-omap2/omap_hwmod_common_data.h b/arch/arm/mach-omap2/omap_hwmod_common_data.h index 56dbaca9a728..ca56563e3fec 100644 --- a/arch/arm/mach-omap2/omap_hwmod_common_data.h +++ b/arch/arm/mach-omap2/omap_hwmod_common_data.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * omap_hwmod_common_data.h - OMAP hwmod common macros and declarations * @@ -5,10 +6,6 @@ * Copyright (C) 2010-2012 Texas Instruments, Inc. * Paul Walmsley * Benoît Cousson - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_OMAP_HWMOD_COMMON_DATA_H #define __ARCH_ARM_MACH_OMAP2_OMAP_HWMOD_COMMON_DATA_H diff --git a/arch/arm/mach-omap2/omap_hwmod_common_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_common_ipblock_data.c index f21664da25a2..39ca491cb7db 100644 --- a/arch/arm/mach-omap2/omap_hwmod_common_ipblock_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_common_ipblock_data.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * omap_hwmod_common_ipblock_data.c - common IP block data for OMAP2+ * * Copyright (C) 2011 Nokia Corporation * Copyright (C) 2012 Texas Instruments, Inc. * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "omap_hwmod.h" diff --git a/arch/arm/mach-omap2/omap_twl.c b/arch/arm/mach-omap2/omap_twl.c index 295124b248ae..6787f1e72c6b 100644 --- a/arch/arm/mach-omap2/omap_twl.c +++ b/arch/arm/mach-omap2/omap_twl.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /** * OMAP and TWL PMIC specific initializations. * @@ -7,10 +8,6 @@ * Nishanth Menon * Copyright (C) 2009 Nokia Corporation * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/err.h> diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c index a2ecc5e69abb..b0f8c9a70c68 100644 --- a/arch/arm/mach-omap2/pdata-quirks.c +++ b/arch/arm/mach-omap2/pdata-quirks.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Legacy platform_data quirks * * Copyright (C) 2013 Texas Instruments - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clk.h> #include <linux/davinci_emac.h> diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c index 5a8839203958..fe6ec9b580b9 100644 --- a/arch/arm/mach-omap2/pm-debug.c +++ b/arch/arm/mach-omap2/pm-debug.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP Power Management debug routines * @@ -13,10 +14,6 @@ * Jouni Hogander * * Based on pm.c for omap2 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c index ca03af8fe43f..1fde1bf53fb6 100644 --- a/arch/arm/mach-omap2/pm.c +++ b/arch/arm/mach-omap2/pm.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * pm.c - Common OMAP2+ power management-related code * * Copyright (C) 2010 Texas Instruments, Inc. * Copyright (C) 2010 Nokia Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h index c73776b82348..8a55b69bca63 100644 --- a/arch/arm/mach-omap2/pm.h +++ b/arch/arm/mach-omap2/pm.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP2/3 Power Management Routines * * Copyright (C) 2008 Nokia Corporation * Jouni Hogander - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_PM_H #define __ARCH_ARM_MACH_OMAP2_PM_H diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c index 1298b53ac263..1581b6a6a416 100644 --- a/arch/arm/mach-omap2/pm24xx.c +++ b/arch/arm/mach-omap2/pm24xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP2 Power Management Routines * @@ -12,10 +13,6 @@ * Igor Stoppa <igor.stoppa@nokia.com> * * Based on pm.c for omap1 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cpu_pm.h> diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 1a90050361f1..54254fc92c2e 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP3 Power Management Routines * @@ -12,10 +13,6 @@ * Richard Woodruff <r-woodruff2@ti.com> * * Based on pm.c for omap1 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cpu_pm.h> diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c index 78e1ace7d17d..485550af2506 100644 --- a/arch/arm/mach-omap2/pm44xx.c +++ b/arch/arm/mach-omap2/pm44xx.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP4+ Power Management Routines * * Copyright (C) 2010-2013 Texas Instruments, Inc. * Rajendra Nayak <rnayak@ti.com> * Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/pm.h> diff --git a/arch/arm/mach-omap2/powerdomain-common.c b/arch/arm/mach-omap2/powerdomain-common.c index c40e5f009826..7e2c65fe774b 100644 --- a/arch/arm/mach-omap2/powerdomain-common.c +++ b/arch/arm/mach-omap2/powerdomain-common.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Common powerdomain framework functions * @@ -5,10 +6,6 @@ * Copyright (C) 2010 Nokia Corporation * * Derived from mach-omap2/powerdomain.c written by Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/errno.h> diff --git a/arch/arm/mach-omap2/powerdomain.c b/arch/arm/mach-omap2/powerdomain.c index 1a0f69c0a376..1cbac76136d4 100644 --- a/arch/arm/mach-omap2/powerdomain.c +++ b/arch/arm/mach-omap2/powerdomain.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP powerdomain control * @@ -7,10 +8,6 @@ * Written by Paul Walmsley * Added OMAP4 specific support by Abhijit Pagare <abhijitpagare@ti.com> * State counting code by Tero Kristo <tero.kristo@nokia.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #undef DEBUG diff --git a/arch/arm/mach-omap2/powerdomain.h b/arch/arm/mach-omap2/powerdomain.h index 9a907fb14044..907cc659f47a 100644 --- a/arch/arm/mach-omap2/powerdomain.h +++ b/arch/arm/mach-omap2/powerdomain.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP2/3/4 powerdomain control * @@ -6,10 +7,6 @@ * * Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * XXX This should be moved to the mach-omap2/ directory at the earliest * opportunity. */ diff --git a/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.c b/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.c index 7b946f1005b1..7374c8904346 100644 --- a/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.c +++ b/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP2/3 common powerdomain definitions * @@ -5,10 +6,6 @@ * Copyright (C) 2007-2011 Nokia Corporation * * Paul Walmsley, Jouni Högander - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.h b/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.h index fa311669d53d..d7cc26af5be7 100644 --- a/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.h +++ b/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP2/3 common powerdomains - prototypes * @@ -5,10 +6,6 @@ * Copyright (C) 2008-2010 Nokia Corporation * * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_POWERDOMAINS2XXX_3XXX_DATA_H diff --git a/arch/arm/mach-omap2/powerdomains2xxx_data.c b/arch/arm/mach-omap2/powerdomains2xxx_data.c index 578eef86fcf2..fa259adbdc61 100644 --- a/arch/arm/mach-omap2/powerdomains2xxx_data.c +++ b/arch/arm/mach-omap2/powerdomains2xxx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP2XXX powerdomain definitions * @@ -5,10 +6,6 @@ * Copyright (C) 2007-2011 Nokia Corporation * * Paul Walmsley, Jouni Högander - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/powerdomains3xxx_data.c b/arch/arm/mach-omap2/powerdomains3xxx_data.c index eb27ae066292..3564fade67e4 100644 --- a/arch/arm/mach-omap2/powerdomains3xxx_data.c +++ b/arch/arm/mach-omap2/powerdomains3xxx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP3 powerdomain definitions * @@ -5,10 +6,6 @@ * Copyright (C) 2007-2011 Nokia Corporation * * Paul Walmsley, Jouni Högander - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/powerdomains43xx_data.c b/arch/arm/mach-omap2/powerdomains43xx_data.c index 95fee54c38ab..5255f7e92072 100644 --- a/arch/arm/mach-omap2/powerdomains43xx_data.c +++ b/arch/arm/mach-omap2/powerdomains43xx_data.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AM43xx Power domains framework * * Copyright (C) 2013 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/powerdomains44xx_data.c b/arch/arm/mach-omap2/powerdomains44xx_data.c index 704664c0e259..37fd1a567094 100644 --- a/arch/arm/mach-omap2/powerdomains44xx_data.c +++ b/arch/arm/mach-omap2/powerdomains44xx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP4 Power domains framework * @@ -13,10 +14,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/powerdomains54xx_data.c b/arch/arm/mach-omap2/powerdomains54xx_data.c index 60d7ed8ef8ca..5506da2ceaff 100644 --- a/arch/arm/mach-omap2/powerdomains54xx_data.c +++ b/arch/arm/mach-omap2/powerdomains54xx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP54XX Power domains framework * @@ -12,10 +13,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/powerdomains7xx_data.c b/arch/arm/mach-omap2/powerdomains7xx_data.c index f50963916a21..921cb1b29cb4 100644 --- a/arch/arm/mach-omap2/powerdomains7xx_data.c +++ b/arch/arm/mach-omap2/powerdomains7xx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * DRA7xx Power domains framework * @@ -14,10 +15,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h index 0977da0dab76..48e804c93caf 100644 --- a/arch/arm/mach-omap2/prcm-common.h +++ b/arch/arm/mach-omap2/prcm-common.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __ARCH_ASM_MACH_OMAP2_PRCM_COMMON_H #define __ARCH_ASM_MACH_OMAP2_PRCM_COMMON_H @@ -8,10 +9,6 @@ * Copyright (C) 2007-2009 Nokia Corporation * * Written by Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Module offsets from both CM_BASE & PRM_BASE */ diff --git a/arch/arm/mach-omap2/prcm44xx.h b/arch/arm/mach-omap2/prcm44xx.h index 4fea2cfdf2c3..b1d4c89a4491 100644 --- a/arch/arm/mach-omap2/prcm44xx.h +++ b/arch/arm/mach-omap2/prcm44xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP4 PRCM definitions * @@ -6,10 +7,6 @@ * * Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file contains macros and functions that are common to all of * the PRM/CM/PRCM blocks on the OMAP4 devices: PRM, CM1, CM2, * PRCM_MPU, SCRM diff --git a/arch/arm/mach-omap2/prcm_mpu44xx.c b/arch/arm/mach-omap2/prcm_mpu44xx.c index 9c782f5c3f94..5add541e3b41 100644 --- a/arch/arm/mach-omap2/prcm_mpu44xx.c +++ b/arch/arm/mach-omap2/prcm_mpu44xx.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP4 PRCM_MPU module functions * * Copyright (C) 2009 Nokia Corporation * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/prcm_mpu44xx.h b/arch/arm/mach-omap2/prcm_mpu44xx.h index ac9cb4550239..ff3484b04365 100644 --- a/arch/arm/mach-omap2/prcm_mpu44xx.h +++ b/arch/arm/mach-omap2/prcm_mpu44xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP44xx PRCM MPU instance offset macros * @@ -14,10 +15,6 @@ * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * XXX This file needs to be updated to align on one of "OMAP4", "OMAP44XX", * or "OMAP4430". */ diff --git a/arch/arm/mach-omap2/prcm_mpu54xx.h b/arch/arm/mach-omap2/prcm_mpu54xx.h index bc2ce3288315..6ef38829c064 100644 --- a/arch/arm/mach-omap2/prcm_mpu54xx.h +++ b/arch/arm/mach-omap2/prcm_mpu54xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP54xx PRCM MPU instance offset macros * @@ -12,10 +13,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_PRCM_MPU54XX_H diff --git a/arch/arm/mach-omap2/prcm_mpu7xx.h b/arch/arm/mach-omap2/prcm_mpu7xx.h index 9ebb5ce0878f..33d0013aa1d4 100644 --- a/arch/arm/mach-omap2/prcm_mpu7xx.h +++ b/arch/arm/mach-omap2/prcm_mpu7xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * DRA7xx PRCM MPU instance offset macros * @@ -13,10 +14,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_PRCM_MPU7XX_H diff --git a/arch/arm/mach-omap2/prcm_mpu_44xx_54xx.h b/arch/arm/mach-omap2/prcm_mpu_44xx_54xx.h index f565f7f73175..7c6377566f33 100644 --- a/arch/arm/mach-omap2/prcm_mpu_44xx_54xx.h +++ b/arch/arm/mach-omap2/prcm_mpu_44xx_54xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP44xx and OMAP54xx PRCM MPU function prototypes * @@ -13,11 +14,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __ARCH_ARM_MACH_OMAP2_PRCM_MPU_44XX_54XX_H diff --git a/arch/arm/mach-omap2/prm-regbits-24xx.h b/arch/arm/mach-omap2/prm-regbits-24xx.h index 37fc905c9636..ff83801f6439 100644 --- a/arch/arm/mach-omap2/prm-regbits-24xx.h +++ b/arch/arm/mach-omap2/prm-regbits-24xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __ARCH_ARM_MACH_OMAP2_PRM_REGBITS_24XX_H #define __ARCH_ARM_MACH_OMAP2_PRM_REGBITS_24XX_H @@ -8,10 +9,6 @@ * Copyright (C) 2007 Nokia Corporation * * Written by Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "prm2xxx.h" diff --git a/arch/arm/mach-omap2/prm-regbits-34xx.h b/arch/arm/mach-omap2/prm-regbits-34xx.h index 661d753df584..4b94fd11a1ba 100644 --- a/arch/arm/mach-omap2/prm-regbits-34xx.h +++ b/arch/arm/mach-omap2/prm-regbits-34xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP3430 Power/Reset Management register bits * @@ -5,10 +6,6 @@ * Copyright (C) 2007-2008 Nokia Corporation * * Written by Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_PRM_REGBITS_34XX_H #define __ARCH_ARM_MACH_OMAP2_PRM_REGBITS_34XX_H diff --git a/arch/arm/mach-omap2/prm-regbits-44xx.h b/arch/arm/mach-omap2/prm-regbits-44xx.h index e794828dee55..55d84d0d7156 100644 --- a/arch/arm/mach-omap2/prm-regbits-44xx.h +++ b/arch/arm/mach-omap2/prm-regbits-44xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP44xx Power Management register bits * @@ -13,10 +14,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_PRM_REGBITS_44XX_H diff --git a/arch/arm/mach-omap2/prm.h b/arch/arm/mach-omap2/prm.h index f0fb50871055..08df78810a5e 100644 --- a/arch/arm/mach-omap2/prm.h +++ b/arch/arm/mach-omap2/prm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP2/3/4 Power/Reset Management (PRM) bitfield definitions * @@ -5,10 +6,6 @@ * Copyright (C) 2010 Nokia Corporation * * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_PRM_H #define __ARCH_ARM_MACH_OMAP2_PRM_H diff --git a/arch/arm/mach-omap2/prm2xxx.c b/arch/arm/mach-omap2/prm2xxx.c index 752018ce129c..35a58f54b528 100644 --- a/arch/arm/mach-omap2/prm2xxx.c +++ b/arch/arm/mach-omap2/prm2xxx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP2xxx PRM module functions * @@ -6,10 +7,6 @@ * Benoît Cousson * Paul Walmsley * Rajendra Nayak <rnayak@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/prm2xxx.h b/arch/arm/mach-omap2/prm2xxx.h index 9008a9e55a1a..659b917348f8 100644 --- a/arch/arm/mach-omap2/prm2xxx.h +++ b/arch/arm/mach-omap2/prm2xxx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP2xxx Power/Reset Management (PRM) register definitions * @@ -5,10 +6,6 @@ * Copyright (C) 2008-2010 Nokia Corporation * Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * The PRM hardware modules on the OMAP2/3 are quite similar to each * other. The PRM on OMAP4 has a new register layout, and is handled * in a separate file. diff --git a/arch/arm/mach-omap2/prm2xxx_3xxx.c b/arch/arm/mach-omap2/prm2xxx_3xxx.c index cc3341f263cd..d983efac6f4f 100644 --- a/arch/arm/mach-omap2/prm2xxx_3xxx.c +++ b/arch/arm/mach-omap2/prm2xxx_3xxx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP2/3 PRM module functions * @@ -5,10 +6,6 @@ * Copyright (C) 2010 Nokia Corporation * Benoît Cousson * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/prm2xxx_3xxx.h b/arch/arm/mach-omap2/prm2xxx_3xxx.h index 6775e10883fb..3d803f7182b9 100644 --- a/arch/arm/mach-omap2/prm2xxx_3xxx.h +++ b/arch/arm/mach-omap2/prm2xxx_3xxx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP2xxx/3xxx-common Power/Reset Management (PRM) register definitions * @@ -5,10 +6,6 @@ * Copyright (C) 2008-2010 Nokia Corporation * Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * The PRM hardware modules on the OMAP2/3 are quite similar to each * other. The PRM on OMAP4 has a new register layout, and is handled * in a separate file. diff --git a/arch/arm/mach-omap2/prm3xxx.c b/arch/arm/mach-omap2/prm3xxx.c index 05858f966f7d..1b442b128569 100644 --- a/arch/arm/mach-omap2/prm3xxx.c +++ b/arch/arm/mach-omap2/prm3xxx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP3xxx PRM module functions * @@ -6,10 +7,6 @@ * Benoît Cousson * Paul Walmsley * Rajendra Nayak <rnayak@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> @@ -433,7 +430,7 @@ static void omap3_prm_reconfigure_io_chain(void) * registers, and omap3xxx_prm_reconfigure_io_chain() must be called. * No return value. */ -static void __init omap3xxx_prm_enable_io_wakeup(void) +static void omap3xxx_prm_enable_io_wakeup(void) { if (prm_features & PRM_HAS_IO_WAKEUP) omap2_prm_set_mod_reg_bits(OMAP3430_EN_IO_MASK, WKUP_MOD, diff --git a/arch/arm/mach-omap2/prm3xxx.h b/arch/arm/mach-omap2/prm3xxx.h index 5f095eec339c..ed7c389aa5a7 100644 --- a/arch/arm/mach-omap2/prm3xxx.h +++ b/arch/arm/mach-omap2/prm3xxx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP3xxx Power/Reset Management (PRM) register definitions * @@ -5,10 +6,6 @@ * Copyright (C) 2008-2010 Nokia Corporation * Paul Walmsley * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * The PRM hardware modules on the OMAP2/3 are quite similar to each * other. The PRM on OMAP4 has a new register layout, and is handled * in a separate file. diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c index 38a1be6c3694..1d9346f2a4ae 100644 --- a/arch/arm/mach-omap2/prm44xx.c +++ b/arch/arm/mach-omap2/prm44xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP4 PRM module functions * @@ -6,10 +7,6 @@ * Benoît Cousson * Paul Walmsley * Rajendra Nayak <rnayak@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cpu_pm.h> diff --git a/arch/arm/mach-omap2/prm44xx.h b/arch/arm/mach-omap2/prm44xx.h index efd6035d0871..1006d3c8c42e 100644 --- a/arch/arm/mach-omap2/prm44xx.h +++ b/arch/arm/mach-omap2/prm44xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP44xx PRM instance offset macros * @@ -14,10 +15,6 @@ * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * XXX This file needs to be updated to align on one of "OMAP4", "OMAP44XX", * or "OMAP4430". */ diff --git a/arch/arm/mach-omap2/prm44xx_54xx.h b/arch/arm/mach-omap2/prm44xx_54xx.h index 3f139ebc8398..0915a109260d 100644 --- a/arch/arm/mach-omap2/prm44xx_54xx.h +++ b/arch/arm/mach-omap2/prm44xx_54xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP44xx and 54xx PRM common functions * @@ -13,11 +14,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __ARCH_ARM_MACH_OMAP2_PRM44XX_54XX_H diff --git a/arch/arm/mach-omap2/prm54xx.h b/arch/arm/mach-omap2/prm54xx.h index 1eb22ff087dc..ee0f1cc92e3a 100644 --- a/arch/arm/mach-omap2/prm54xx.h +++ b/arch/arm/mach-omap2/prm54xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP54xx PRM instance offset macros * @@ -12,10 +13,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_PRM54XX_H diff --git a/arch/arm/mach-omap2/prm7xx.h b/arch/arm/mach-omap2/prm7xx.h index 294deed956f3..cf99307d1b1f 100644 --- a/arch/arm/mach-omap2/prm7xx.h +++ b/arch/arm/mach-omap2/prm7xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * DRA7xx PRM instance offset macros * @@ -13,10 +14,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_PRM7XX_H diff --git a/arch/arm/mach-omap2/prm_common.c b/arch/arm/mach-omap2/prm_common.c index fd6e0671f957..65b2d82efa27 100644 --- a/arch/arm/mach-omap2/prm_common.c +++ b/arch/arm/mach-omap2/prm_common.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP2+ common Power & Reset Management (PRM) IP block functions * * Copyright (C) 2011 Texas Instruments, Inc. * Tero Kristo <t-kristo@ti.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * * For historical purposes, the API used to configure the PRM * interrupt handler refers to it as the "PRCM interrupt." The * underlying registers are located in the PRM on OMAP3/4. diff --git a/arch/arm/mach-omap2/prminst44xx.c b/arch/arm/mach-omap2/prminst44xx.c index 48b8127b4e99..fc086d8b9a04 100644 --- a/arch/arm/mach-omap2/prminst44xx.c +++ b/arch/arm/mach-omap2/prminst44xx.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP4 PRM instance functions * * Copyright (C) 2009 Nokia Corporation * Copyright (C) 2011 Texas Instruments, Inc. * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-omap2/prminst44xx.h b/arch/arm/mach-omap2/prminst44xx.h index 0c03d0731d7f..11365a08e833 100644 --- a/arch/arm/mach-omap2/prminst44xx.h +++ b/arch/arm/mach-omap2/prminst44xx.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP4 Power/Reset Management (PRM) function prototypes * * Copyright (C) 2010 Nokia Corporation * Copyright (C) 2011 Texas Instruments, Inc. * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ASM_MACH_OMAP2_PRMINST44XX_H #define __ARCH_ASM_MACH_OMAP2_PRMINST44XX_H diff --git a/arch/arm/mach-omap2/scrm44xx.h b/arch/arm/mach-omap2/scrm44xx.h index e897ac89a3fd..3f530b89e4c9 100644 --- a/arch/arm/mach-omap2/scrm44xx.h +++ b/arch/arm/mach-omap2/scrm44xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP44xx SCRM registers and bitfields * @@ -10,10 +11,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_SCRM_44XX_H diff --git a/arch/arm/mach-omap2/scrm54xx.h b/arch/arm/mach-omap2/scrm54xx.h index 57e86c8f8239..810d2b186337 100644 --- a/arch/arm/mach-omap2/scrm54xx.h +++ b/arch/arm/mach-omap2/scrm54xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP54XX SCRM registers and bitfields * @@ -10,10 +11,6 @@ * with the public linux-omap@vger.kernel.org mailing list and the * authors above to ensure that the autogeneration scripts are kept * up-to-date with the file contents. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_SCRM_54XX_H diff --git a/arch/arm/mach-omap2/sdrc.c b/arch/arm/mach-omap2/sdrc.c index dae7e4804a48..2be4106d0dd6 100644 --- a/arch/arm/mach-omap2/sdrc.c +++ b/arch/arm/mach-omap2/sdrc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * SMS/SDRC (SDRAM controller) common code for OMAP2/3 * @@ -7,10 +8,6 @@ * Tony Lindgren <tony@atomide.com> * Paul Walmsley * Richard Woodruff <r-woodruff2@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #undef DEBUG diff --git a/arch/arm/mach-omap2/sdrc.h b/arch/arm/mach-omap2/sdrc.h index f11500612983..5bdb832665c0 100644 --- a/arch/arm/mach-omap2/sdrc.h +++ b/arch/arm/mach-omap2/sdrc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __ARCH_ARM_MACH_OMAP2_SDRC_H #define __ARCH_ARM_MACH_OMAP2_SDRC_H @@ -10,10 +11,6 @@ * Paul Walmsley * Tony Lindgren * Richard Woodruff - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #undef DEBUG diff --git a/arch/arm/mach-omap2/sdrc2xxx.c b/arch/arm/mach-omap2/sdrc2xxx.c index 339b0ecb7c32..529d46cfdea2 100644 --- a/arch/arm/mach-omap2/sdrc2xxx.c +++ b/arch/arm/mach-omap2/sdrc2xxx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap2/sdrc2xxx.c * @@ -9,10 +10,6 @@ * Tony Lindgren <tony@atomide.com> * Paul Walmsley * Richard Woodruff <r-woodruff2@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-omap2/sleep44xx.S b/arch/arm/mach-omap2/sleep44xx.S index 0cae3b070208..934033ad847f 100644 --- a/arch/arm/mach-omap2/sleep44xx.S +++ b/arch/arm/mach-omap2/sleep44xx.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP44xx sleep code. * * Copyright (C) 2011 Texas Instruments, Inc. * Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software,you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/mach-omap2/smartreflex-class3.c b/arch/arm/mach-omap2/smartreflex-class3.c index d3a588cf3a6e..7c18420c9ff6 100644 --- a/arch/arm/mach-omap2/smartreflex-class3.c +++ b/arch/arm/mach-omap2/smartreflex-class3.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Smart reflex Class 3 specific implementations * @@ -5,10 +6,6 @@ * * Copyright (C) 2010 Texas Instruments, Inc. * Thara Gopinath <thara@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/power/smartreflex.h> diff --git a/arch/arm/mach-omap2/sr_device.c b/arch/arm/mach-omap2/sr_device.c index 248f6d9a1bb3..62df666c2bd0 100644 --- a/arch/arm/mach-omap2/sr_device.c +++ b/arch/arm/mach-omap2/sr_device.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP3/OMAP4 smartreflex device file * @@ -12,10 +13,6 @@ * * Copyright (C) 2007 Texas Instruments, Inc. * Lesly A M <x0080970@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/power/smartreflex.h> diff --git a/arch/arm/mach-omap2/sram.c b/arch/arm/mach-omap2/sram.c index 83d0e61f49e6..c98855f5594b 100644 --- a/arch/arm/mach-omap2/sram.c +++ b/arch/arm/mach-omap2/sram.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * * OMAP SRAM detection and management @@ -7,10 +8,6 @@ * * Copyright (C) 2009-2012 Texas Instruments * Added OMAP4/5 support - Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-omap2/sram.h b/arch/arm/mach-omap2/sram.h index 18dc884267fa..447bd3eed0fd 100644 --- a/arch/arm/mach-omap2/sram.h +++ b/arch/arm/mach-omap2/sram.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Interface for functions that need to be run in internal SRAM - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASSEMBLY__ diff --git a/arch/arm/mach-omap2/ti81xx-restart.c b/arch/arm/mach-omap2/ti81xx-restart.c index 6c3ce7c46ddd..d6dc518b1dde 100644 --- a/arch/arm/mach-omap2/ti81xx-restart.c +++ b/arch/arm/mach-omap2/ti81xx-restart.c @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only #include <linux/kernel.h> #include <linux/init.h> #include <linux/reboot.h> diff --git a/arch/arm/mach-omap2/usb-tusb6010.c b/arch/arm/mach-omap2/usb-tusb6010.c index c2a6fbd7f8a9..a0c4c42e56b9 100644 --- a/arch/arm/mach-omap2/usb-tusb6010.c +++ b/arch/arm/mach-omap2/usb-tusb6010.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap2/usb-tusb6010.c * * Copyright (C) 2006 Nokia Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/err.h> diff --git a/arch/arm/mach-omap2/vc.h b/arch/arm/mach-omap2/vc.h index 89b83b7ff3ec..5bf088633b62 100644 --- a/arch/arm/mach-omap2/vc.h +++ b/arch/arm/mach-omap2/vc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP3/4 Voltage Controller (VC) structure and macro definitions * @@ -9,10 +10,6 @@ * Copyright (C) 2008, 2011 Nokia Corporation * Kalle Jokiniemi * Paul Walmsley - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_VC_H #define __ARCH_ARM_MACH_OMAP2_VC_H diff --git a/arch/arm/mach-omap2/vc3xxx_data.c b/arch/arm/mach-omap2/vc3xxx_data.c index 71d74c9172c1..227345081a87 100644 --- a/arch/arm/mach-omap2/vc3xxx_data.c +++ b/arch/arm/mach-omap2/vc3xxx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP3 Voltage Controller (VC) data * @@ -9,10 +10,6 @@ * Copyright (C) 2008, 2011 Nokia Corporation * Kalle Jokiniemi * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/io.h> #include <linux/err.h> diff --git a/arch/arm/mach-omap2/vc44xx_data.c b/arch/arm/mach-omap2/vc44xx_data.c index 2abd5fa8a697..0c70c0815fdc 100644 --- a/arch/arm/mach-omap2/vc44xx_data.c +++ b/arch/arm/mach-omap2/vc44xx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP4 Voltage Controller (VC) data * @@ -9,10 +10,6 @@ * Copyright (C) 2008, 2011 Nokia Corporation * Kalle Jokiniemi * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/io.h> #include <linux/err.h> diff --git a/arch/arm/mach-omap2/voltage.c b/arch/arm/mach-omap2/voltage.c index cd15dbd62671..0a0c771dbb0a 100644 --- a/arch/arm/mach-omap2/voltage.c +++ b/arch/arm/mach-omap2/voltage.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP3/OMAP4 Voltage Management Routines * @@ -13,10 +14,6 @@ * * Copyright (C) 2010 Texas Instruments, Inc. * Thara Gopinath <thara@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/delay.h> diff --git a/arch/arm/mach-omap2/voltage.h b/arch/arm/mach-omap2/voltage.h index e64550321510..4a225f9559a5 100644 --- a/arch/arm/mach-omap2/voltage.h +++ b/arch/arm/mach-omap2/voltage.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP Voltage Management Routines * @@ -5,10 +6,6 @@ * * Copyright (C) 2009 Texas Instruments, Inc. * Thara Gopinath <thara@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_VOLTAGE_H diff --git a/arch/arm/mach-omap2/voltagedomains2xxx_data.c b/arch/arm/mach-omap2/voltagedomains2xxx_data.c index 7a41349981e5..9bc116fe3ba9 100644 --- a/arch/arm/mach-omap2/voltagedomains2xxx_data.c +++ b/arch/arm/mach-omap2/voltagedomains2xxx_data.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP3 voltage domain data * * Copyright (C) 2011 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/init.h> diff --git a/arch/arm/mach-omap2/voltagedomains3xxx_data.c b/arch/arm/mach-omap2/voltagedomains3xxx_data.c index 307676d8c53c..e98a3f289c27 100644 --- a/arch/arm/mach-omap2/voltagedomains3xxx_data.c +++ b/arch/arm/mach-omap2/voltagedomains3xxx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP3 voltage domain data * @@ -9,10 +10,6 @@ * Copyright (C) 2008, 2011 Nokia Corporation * Kalle Jokiniemi * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/err.h> diff --git a/arch/arm/mach-omap2/voltagedomains44xx_data.c b/arch/arm/mach-omap2/voltagedomains44xx_data.c index 9b1f245b57d6..5ea86f16f6e1 100644 --- a/arch/arm/mach-omap2/voltagedomains44xx_data.c +++ b/arch/arm/mach-omap2/voltagedomains44xx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP3/OMAP4 Voltage Management Routines * @@ -12,10 +13,6 @@ * * Copyright (C) 2010 Texas Instruments, Inc. * Thara Gopinath <thara@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/err.h> diff --git a/arch/arm/mach-omap2/voltagedomains54xx_data.c b/arch/arm/mach-omap2/voltagedomains54xx_data.c index af5ff6496441..aac274d6a93b 100644 --- a/arch/arm/mach-omap2/voltagedomains54xx_data.c +++ b/arch/arm/mach-omap2/voltagedomains54xx_data.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP5 Voltage Management Routines * * Based on voltagedomains44xx_data.c * * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/err.h> diff --git a/arch/arm/mach-omap2/vp.h b/arch/arm/mach-omap2/vp.h index 7e0829682bd0..4d7dd204e92f 100644 --- a/arch/arm/mach-omap2/vp.h +++ b/arch/arm/mach-omap2/vp.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * OMAP3/4 Voltage Processor (VP) structure and macro definitions * @@ -9,10 +10,6 @@ * Copyright (C) 2008, 2011 Nokia Corporation * Kalle Jokiniemi * Paul Walmsley - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_VP_H #define __ARCH_ARM_MACH_OMAP2_VP_H diff --git a/arch/arm/mach-omap2/vp3xxx_data.c b/arch/arm/mach-omap2/vp3xxx_data.c index b0590fe6ab01..9db9dd269ae3 100644 --- a/arch/arm/mach-omap2/vp3xxx_data.c +++ b/arch/arm/mach-omap2/vp3xxx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP3 Voltage Processor (VP) data * @@ -9,10 +10,6 @@ * Copyright (C) 2008, 2011 Nokia Corporation * Kalle Jokiniemi * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/io.h> diff --git a/arch/arm/mach-omap2/vp44xx_data.c b/arch/arm/mach-omap2/vp44xx_data.c index 2448bb9a8716..ec7104ec809e 100644 --- a/arch/arm/mach-omap2/vp44xx_data.c +++ b/arch/arm/mach-omap2/vp44xx_data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP3 Voltage Processor (VP) data * @@ -9,10 +10,6 @@ * Copyright (C) 2008, 2011 Nokia Corporation * Kalle Jokiniemi * Paul Walmsley - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/io.h> diff --git a/arch/arm/mach-oxnas/headsmp.S b/arch/arm/mach-oxnas/headsmp.S index 25fd4f82ab3a..9c0f1479f33a 100644 --- a/arch/arm/mach-oxnas/headsmp.S +++ b/arch/arm/mach-oxnas/headsmp.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 Ma Haijun <mahaijuns@gmail.com> * Copyright (c) 2003 ARM Limited * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <linux/init.h> diff --git a/arch/arm/mach-oxnas/platsmp.c b/arch/arm/mach-oxnas/platsmp.c index 735141c0e3a3..ab35275b7ee3 100644 --- a/arch/arm/mach-oxnas/platsmp.c +++ b/arch/arm/mach-oxnas/platsmp.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2013 Ma Haijun <mahaijuns@gmail.com> * Copyright (C) 2002 ARM Ltd. * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/io.h> #include <linux/delay.h> diff --git a/arch/arm/mach-picoxcell/common.c b/arch/arm/mach-picoxcell/common.c index 4e3d6d5c82cd..8e738266a66a 100644 --- a/arch/arm/mach-picoxcell/common.c +++ b/arch/arm/mach-picoxcell/common.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2011 Picochip Ltd., Jamie Iles * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * All enquiries to support@picochip.com */ #include <linux/delay.h> diff --git a/arch/arm/mach-pxa/balloon3.c b/arch/arm/mach-pxa/balloon3.c index 1f24e0259f99..26140249c784 100644 --- a/arch/arm/mach-pxa/balloon3.c +++ b/arch/arm/mach-pxa/balloon3.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/balloon3.c * @@ -7,10 +8,6 @@ * Created: June, 2006 * Copyright: Toby Churchill Ltd * Derived from mainstone.c, by Nico Pitre - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/export.h> diff --git a/arch/arm/mach-pxa/capc7117.c b/arch/arm/mach-pxa/capc7117.c index 1c3cbfca9f40..7712327f56a8 100644 --- a/arch/arm/mach-pxa/capc7117.c +++ b/arch/arm/mach-pxa/capc7117.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/capc7117.c * @@ -13,10 +14,6 @@ * 2010-01-09: Edwin Peer <epeer@tmtservices.co.za> * Hennie van der Merwe <hvdmerwe@tmtservices.co.za> * rework for upstream merge - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/irq.h> diff --git a/arch/arm/mach-pxa/cm-x255.c b/arch/arm/mach-pxa/cm-x255.c index 4401dfcd7e68..ea1e85775759 100644 --- a/arch/arm/mach-pxa/cm-x255.c +++ b/arch/arm/mach-pxa/cm-x255.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/cm-x255.c * * Copyright (C) 2007, 2008 CompuLab, Ltd. * Mike Rapoport <mike@compulab.co.il> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/platform_device.h> diff --git a/arch/arm/mach-pxa/cm-x270.c b/arch/arm/mach-pxa/cm-x270.c index 279eeca7add0..9baad11314f2 100644 --- a/arch/arm/mach-pxa/cm-x270.c +++ b/arch/arm/mach-pxa/cm-x270.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/cm-x270.c * * Copyright (C) 2007, 2008 CompuLab, Ltd. * Mike Rapoport <mike@compulab.co.il> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/platform_device.h> diff --git a/arch/arm/mach-pxa/cm-x2xx-pci.c b/arch/arm/mach-pxa/cm-x2xx-pci.c index 3221ae15bef7..f1c61c6b5610 100644 --- a/arch/arm/mach-pxa/cm-x2xx-pci.c +++ b/arch/arm/mach-pxa/cm-x2xx-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/cm-x2xx-pci.c * @@ -7,10 +8,6 @@ * * Copyright (C) 2007, 2008 Compulab, Ltd. * Mike Rapoport <mike@compulab.co.il> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-pxa/cm-x2xx.c b/arch/arm/mach-pxa/cm-x2xx.c index 7202022ee243..ff976d1217eb 100644 --- a/arch/arm/mach-pxa/cm-x2xx.c +++ b/arch/arm/mach-pxa/cm-x2xx.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/cm-x2xx.c * * Copyright (C) 2008 CompuLab, Ltd. * Mike Rapoport <mike@compulab.co.il> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/platform_device.h> diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c index b76b566280fa..425855f456f2 100644 --- a/arch/arm/mach-pxa/cm-x300.c +++ b/arch/arm/mach-pxa/cm-x300.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/cm-x300.c * @@ -7,10 +8,6 @@ * * Mike Rapoport <mike@compulab.co.il> * Igor Grinberg <grinberg@compulab.co.il> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) "%s: " fmt, __func__ diff --git a/arch/arm/mach-pxa/colibri-evalboard.c b/arch/arm/mach-pxa/colibri-evalboard.c index 2ccdef5de138..b9c173ede891 100644 --- a/arch/arm/mach-pxa/colibri-evalboard.c +++ b/arch/arm/mach-pxa/colibri-evalboard.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/colibri-evalboard.c * * Support for Toradex Colibri Evaluation Carrier Board * Daniel Mack <daniel@caiaq.de> * Marek Vasut <marek.vasut@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-pxa/colibri-pxa270-income.c b/arch/arm/mach-pxa/colibri-pxa270-income.c index d203dd30cdd0..dbad2f13706c 100644 --- a/arch/arm/mach-pxa/colibri-pxa270-income.c +++ b/arch/arm/mach-pxa/colibri-pxa270-income.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/income.c * @@ -6,10 +7,6 @@ * Copyright (C) 2010 * Marek Vasut <marek.vasut@gmail.com> * Pavel Revak <palo@bielyvlk.sk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/bitops.h> diff --git a/arch/arm/mach-pxa/colibri-pxa270.c b/arch/arm/mach-pxa/colibri-pxa270.c index 510625dde3cb..2f2cd2ae4187 100644 --- a/arch/arm/mach-pxa/colibri-pxa270.c +++ b/arch/arm/mach-pxa/colibri-pxa270.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/colibri-pxa270.c * * Support for Toradex PXA270 based Colibri module * Daniel Mack <daniel@caiaq.de> * Marek Vasut <marek.vasut@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-pxa/colibri-pxa300.c b/arch/arm/mach-pxa/colibri-pxa300.c index 2f635bdc797f..82052dfd96b6 100644 --- a/arch/arm/mach-pxa/colibri-pxa300.c +++ b/arch/arm/mach-pxa/colibri-pxa300.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-pxa/colibri-pxa300.c * @@ -5,10 +6,6 @@ * * Daniel Mack <daniel@caiaq.de> * Matthias Meier <matthias.j.meier@gmx.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-pxa/colibri-pxa320.c b/arch/arm/mach-pxa/colibri-pxa320.c index ffcefe6dbc82..eba917d69c0a 100644 --- a/arch/arm/mach-pxa/colibri-pxa320.c +++ b/arch/arm/mach-pxa/colibri-pxa320.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-pxa/colibri-pxa320.c * @@ -5,10 +6,6 @@ * * Daniel Mack <daniel@caiaq.de> * Matthias Meier <matthias.j.meier@gmx.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-pxa/colibri-pxa3xx.c b/arch/arm/mach-pxa/colibri-pxa3xx.c index 0c88e4e417b4..3cead80a2b37 100644 --- a/arch/arm/mach-pxa/colibri-pxa3xx.c +++ b/arch/arm/mach-pxa/colibri-pxa3xx.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-pxa/colibri-pxa3xx.c * * Common functions for all Toradex PXA3xx modules * * Daniel Mack <daniel@caiaq.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c index 7ecf559bd71c..f2d73289230f 100644 --- a/arch/arm/mach-pxa/corgi.c +++ b/arch/arm/mach-pxa/corgi.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for Sharp SL-C7xx PDAs * Models: SL-C700 (Corgi), SL-C750 (Shepherd), SL-C760 (Husky) @@ -5,11 +6,6 @@ * Copyright (c) 2004-2005 Richard Purdie * * Based on Sharp's 2.4 kernel patches/lubbock.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/arch/arm/mach-pxa/corgi_pm.c b/arch/arm/mach-pxa/corgi_pm.c index c71c483f410e..092dcb9fced5 100644 --- a/arch/arm/mach-pxa/corgi_pm.c +++ b/arch/arm/mach-pxa/corgi_pm.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Battery and Power Management code for the Sharp SL-C7xx * * Copyright (c) 2005 Richard Purdie - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/module.h> diff --git a/arch/arm/mach-pxa/csb726.c b/arch/arm/mach-pxa/csb726.c index e26e7e60a169..98fcdc6e2944 100644 --- a/arch/arm/mach-pxa/csb726.c +++ b/arch/arm/mach-pxa/csb726.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for Cogent CSB726 * * Copyright (c) 2008 Dmitry Eremin-Solenikov - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> #include <linux/init.h> diff --git a/arch/arm/mach-pxa/csb726.h b/arch/arm/mach-pxa/csb726.h index f1f2a78cfd16..30d7cf926b84 100644 --- a/arch/arm/mach-pxa/csb726.h +++ b/arch/arm/mach-pxa/csb726.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Support for Cogent CSB726 * * Copyright (c) 2008 Dmitry Baryshkov - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef CSB726_H #define CSB726_H diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c index fa3adb073a0f..d8681a331030 100644 --- a/arch/arm/mach-pxa/em-x270.c +++ b/arch/arm/mach-pxa/em-x270.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for CompuLab EM-X270 platform * * Copyright (C) 2007, 2008 CompuLab, Ltd. * Author: Mike Rapoport <mike@compulab.co.il> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/irq.h> diff --git a/arch/arm/mach-pxa/eseries-irq.h b/arch/arm/mach-pxa/eseries-irq.h index de292b269c63..572d573ce66b 100644 --- a/arch/arm/mach-pxa/eseries-irq.h +++ b/arch/arm/mach-pxa/eseries-irq.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * eseries-irq.h * * Copyright (C) Ian Molton <spyro@f2s.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define ANGELX_IRQ_BASE (IRQ_BOARD_START+8) diff --git a/arch/arm/mach-pxa/ezx.c b/arch/arm/mach-pxa/ezx.c index 5e110e70ce5a..ec10851b63cf 100644 --- a/arch/arm/mach-pxa/ezx.c +++ b/arch/arm/mach-pxa/ezx.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ezx.c - Common code for the EZX platform. * * Copyright (C) 2005-2006 Harald Welte <laforge@openezx.org>, * 2007-2008 Daniel Ribeiro <drwyrm@gmail.com>, * 2007-2008 Stefan Schmidt <stefan@datenfreihafen.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/arch/arm/mach-pxa/generic.c b/arch/arm/mach-pxa/generic.c index cb73a9723d0e..ab7cdffd7ea8 100644 --- a/arch/arm/mach-pxa/generic.c +++ b/arch/arm/mach-pxa/generic.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/generic.c * @@ -7,10 +8,6 @@ * * Code common to all PXA machines. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Since this file should be linked before any other machine specific file, * the __initcall() here will be executed first. This serves as default * initialization stuff for PXA machines which can be overridden later if diff --git a/arch/arm/mach-pxa/generic.h b/arch/arm/mach-pxa/generic.h index 75e3f611e5d8..3b7873f8e1f8 100644 --- a/arch/arm/mach-pxa/generic.h +++ b/arch/arm/mach-pxa/generic.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mach-pxa/generic.h * * Author: Nicolas Pitre * Copyright: MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/reboot.h> diff --git a/arch/arm/mach-pxa/gumstix.c b/arch/arm/mach-pxa/gumstix.c index eb03283ccdee..4b4589cf431f 100644 --- a/arch/arm/mach-pxa/gumstix.c +++ b/arch/arm/mach-pxa/gumstix.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/gumstix.c * @@ -7,10 +8,6 @@ * Created: Feb 14, 2008 * Copyright: Craig Hughes * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Implemented based on lubbock.c by Nicolas Pitre and code from Craig * Hughes */ diff --git a/arch/arm/mach-pxa/gumstix.h b/arch/arm/mach-pxa/gumstix.h index 825f2d1260ae..470250cdee16 100644 --- a/arch/arm/mach-pxa/gumstix.h +++ b/arch/arm/mach-pxa/gumstix.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/gumstix.h - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <mach/irqs.h> /* PXA_GPIO_TO_IRQ */ diff --git a/arch/arm/mach-pxa/himalaya.c b/arch/arm/mach-pxa/himalaya.c index 70e9c06595f6..469ffeec6da5 100644 --- a/arch/arm/mach-pxa/himalaya.c +++ b/arch/arm/mach-pxa/himalaya.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/himalaya.c * @@ -6,10 +7,6 @@ * Based on 2.6.21-hh20's himalaya.c and himalaya_lcd.c * * Copyright (c) 2008 Zbynek Michl <Zbynek.Michl@seznam.cz> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c index 1d6b1d2fb6a9..311268d186ab 100644 --- a/arch/arm/mach-pxa/hx4700.c +++ b/arch/arm/mach-pxa/hx4700.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for HP iPAQ hx4700 PDAs. * @@ -7,11 +8,6 @@ * Copyright (c) 2004 Hewlett-Packard Company. * Copyright (c) 2005 SDG Systems, LLC * Copyright (c) 2006 Anton Vorontsov <cbou@mail.ru> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/arch/arm/mach-pxa/icontrol.c b/arch/arm/mach-pxa/icontrol.c index 7e30452e3840..865b10344ea2 100644 --- a/arch/arm/mach-pxa/icontrol.c +++ b/arch/arm/mach-pxa/icontrol.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/icontrol.c * @@ -7,10 +8,6 @@ * Copyright (C) 2009 TMT Services & Supplies (Pty) Ltd. * * 2010-01-21 Hennie van der Merve <hvdmerwe@tmtservies.co.za> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/irq.h> diff --git a/arch/arm/mach-pxa/idp.c b/arch/arm/mach-pxa/idp.c index 7bfc246a1d75..fb0850af8496 100644 --- a/arch/arm/mach-pxa/idp.c +++ b/arch/arm/mach-pxa/idp.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/idp.c * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Copyright (c) 2001 Cliff Brake, Accelent Systems Inc. * * 2001-09-13: Cliff Brake <cbrake@accelent.com> @@ -13,7 +10,6 @@ * 2005-02-15: Cliff Brake <cliff.brake@gmail.com> * <http://www.vibren.com> <http://bec-systems.com> * Updated for 2.6 kernel - * */ #include <linux/init.h> diff --git a/arch/arm/mach-pxa/idp.h b/arch/arm/mach-pxa/idp.h index 7182ff92b732..a89e6723b1a1 100644 --- a/arch/arm/mach-pxa/idp.h +++ b/arch/arm/mach-pxa/idp.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/idp.h * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Copyright (c) 2001 Cliff Brake, Accelent Systems Inc. * * 2001-09-13: Cliff Brake <cbrake@accelent.com> diff --git a/arch/arm/mach-pxa/include/mach/balloon3.h b/arch/arm/mach-pxa/include/mach/balloon3.h index 1b0825911e62..04f3639c4082 100644 --- a/arch/arm/mach-pxa/include/mach/balloon3.h +++ b/arch/arm/mach-pxa/include/mach/balloon3.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/include/asm-arm/arch-pxa/balloon3.h * @@ -5,10 +6,6 @@ * Created: Oct, 2005 * Copyright: Toby Churchill Ltd * Cribbed from mainstone.c, by Nicholas Pitre - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef ASM_ARCH_BALLOON3_H diff --git a/arch/arm/mach-pxa/include/mach/corgi.h b/arch/arm/mach-pxa/include/mach/corgi.h index c030d955bbd7..b565ca7b8cda 100644 --- a/arch/arm/mach-pxa/include/mach/corgi.h +++ b/arch/arm/mach-pxa/include/mach/corgi.h @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Hardware specific definitions for SL-C7xx series of PDAs * * Copyright (c) 2004-2005 Richard Purdie * * Based on Sharp's 2.4 kernel patches - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __ASM_ARCH_CORGI_H #define __ASM_ARCH_CORGI_H 1 diff --git a/arch/arm/mach-pxa/include/mach/dma.h b/arch/arm/mach-pxa/include/mach/dma.h index 20026bdc6b24..79f9842a7e1c 100644 --- a/arch/arm/mach-pxa/include/mach/dma.h +++ b/arch/arm/mach-pxa/include/mach/dma.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/dma.h * * Author: Nicolas Pitre * Created: Jun 15, 2001 * Copyright: MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_DMA_H #define __ASM_ARCH_DMA_H diff --git a/arch/arm/mach-pxa/include/mach/eseries-gpio.h b/arch/arm/mach-pxa/include/mach/eseries-gpio.h index f3e5509820d7..5c645600d401 100644 --- a/arch/arm/mach-pxa/include/mach/eseries-gpio.h +++ b/arch/arm/mach-pxa/include/mach/eseries-gpio.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * eseries-gpio.h * * Copyright (C) Ian Molton <spyro@f2s.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ /* e-series power button */ diff --git a/arch/arm/mach-pxa/include/mach/hardware.h b/arch/arm/mach-pxa/include/mach/hardware.h index 55064124ca4e..ee7eab16135f 100644 --- a/arch/arm/mach-pxa/include/mach/hardware.h +++ b/arch/arm/mach-pxa/include/mach/hardware.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/hardware.h * * Author: Nicolas Pitre * Created: Jun 15, 2001 * Copyright: MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_HARDWARE_H diff --git a/arch/arm/mach-pxa/include/mach/hx4700.h b/arch/arm/mach-pxa/include/mach/hx4700.h index 0e1bb46264f9..0c30e6d9c660 100644 --- a/arch/arm/mach-pxa/include/mach/hx4700.h +++ b/arch/arm/mach-pxa/include/mach/hx4700.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * GPIO and IRQ definitions for HP iPAQ hx4700 * * Copyright (c) 2008 Philipp Zabel - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _HX4700_H_ diff --git a/arch/arm/mach-pxa/include/mach/irqs.h b/arch/arm/mach-pxa/include/mach/irqs.h index 7e3ea351f3c7..22bf536a462d 100644 --- a/arch/arm/mach-pxa/include/mach/irqs.h +++ b/arch/arm/mach-pxa/include/mach/irqs.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/irqs.h * * Author: Nicolas Pitre * Created: Jun 15, 2001 * Copyright: MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_MACH_IRQS_H #define __ASM_MACH_IRQS_H diff --git a/arch/arm/mach-pxa/include/mach/lubbock.h b/arch/arm/mach-pxa/include/mach/lubbock.h index 1eecf794acd2..72b5c3db37dc 100644 --- a/arch/arm/mach-pxa/include/mach/lubbock.h +++ b/arch/arm/mach-pxa/include/mach/lubbock.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/lubbock.h * * Author: Nicolas Pitre * Created: Jun 15, 2001 * Copyright: MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <mach/irqs.h> diff --git a/arch/arm/mach-pxa/include/mach/magician.h b/arch/arm/mach-pxa/include/mach/magician.h index c48b54d0f331..7d3af561af6f 100644 --- a/arch/arm/mach-pxa/include/mach/magician.h +++ b/arch/arm/mach-pxa/include/mach/magician.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * GPIO and IRQ definitions for HTC Magician PDA phones * * Copyright (c) 2007 Philipp Zabel - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _MAGICIAN_H_ diff --git a/arch/arm/mach-pxa/include/mach/mainstone.h b/arch/arm/mach-pxa/include/mach/mainstone.h index 474041a83d80..1698f2ffd7c7 100644 --- a/arch/arm/mach-pxa/include/mach/mainstone.h +++ b/arch/arm/mach-pxa/include/mach/mainstone.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/mainstone.h * * Author: Nicolas Pitre * Created: Nov 14, 2002 * Copyright: MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef ASM_ARCH_MAINSTONE_H diff --git a/arch/arm/mach-pxa/include/mach/mfp.h b/arch/arm/mach-pxa/include/mach/mfp.h index 271e249ae34f..dbb961fb570e 100644 --- a/arch/arm/mach-pxa/include/mach/mfp.h +++ b/arch/arm/mach-pxa/include/mach/mfp.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/mfp.h * @@ -7,10 +8,6 @@ * * 2007-8-21: eric miao <eric.miao@marvell.com> * initial version - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_MFP_H diff --git a/arch/arm/mach-pxa/include/mach/mtd-xip.h b/arch/arm/mach-pxa/include/mach/mtd-xip.h index 9bf4ea6a6f74..4b31bef9e50a 100644 --- a/arch/arm/mach-pxa/include/mach/mtd-xip.h +++ b/arch/arm/mach-pxa/include/mach/mtd-xip.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * MTD primitives for XIP support. Architecture specific functions * @@ -6,10 +7,6 @@ * Author: Nicolas Pitre * Created: Nov 2, 2004 * Copyright: (C) 2004 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_PXA_MTD_XIP_H__ diff --git a/arch/arm/mach-pxa/include/mach/palmld.h b/arch/arm/mach-pxa/include/mach/palmld.h index b184f296023b..99a6d8b3a1e3 100644 --- a/arch/arm/mach-pxa/include/mach/palmld.h +++ b/arch/arm/mach-pxa/include/mach/palmld.h @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * GPIOs and interrupts for Palm LifeDrive Handheld Computer * * Authors: Alex Osborne <ato@meshy.org> * Marek Vasut <marek.vasut@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _INCLUDE_PALMLD_H_ diff --git a/arch/arm/mach-pxa/include/mach/palmtc.h b/arch/arm/mach-pxa/include/mach/palmtc.h index 81c727b3cfd2..9257a02c46e5 100644 --- a/arch/arm/mach-pxa/include/mach/palmtc.h +++ b/arch/arm/mach-pxa/include/mach/palmtc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/include/asm-arm/arch-pxa/palmtc-gpio.h * @@ -6,11 +7,6 @@ * Authors: Alex Osborne <bobofdoom@gmail.com> * Marek Vasut <marek.vasut@gmail.com> * Holger Bocklet <bitz.email@gmx.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _INCLUDE_PALMTC_H_ diff --git a/arch/arm/mach-pxa/include/mach/palmtx.h b/arch/arm/mach-pxa/include/mach/palmtx.h index 92bc1f05300d..ec88abf0fc6c 100644 --- a/arch/arm/mach-pxa/include/mach/palmtx.h +++ b/arch/arm/mach-pxa/include/mach/palmtx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * GPIOs and interrupts for Palm T|X Handheld Computer * @@ -6,11 +7,6 @@ * Authors: Marek Vasut <marek.vasut@gmail.com> * Cristiano P. <cristianop@users.sourceforge.net> * Jan Herman <2hp@seznam.cz> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _INCLUDE_PALMTX_H_ diff --git a/arch/arm/mach-pxa/include/mach/pxa2xx-regs.h b/arch/arm/mach-pxa/include/mach/pxa2xx-regs.h index 5537d5601d70..fa121e135915 100644 --- a/arch/arm/mach-pxa/include/mach/pxa2xx-regs.h +++ b/arch/arm/mach-pxa/include/mach/pxa2xx-regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/pxa2xx-regs.h * @@ -5,10 +6,6 @@ * * Author: Nicolas Pitre * Copyright: MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __PXA2XX_REGS_H diff --git a/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h b/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h index 888bf7ade15a..070f6c74196e 100644 --- a/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h +++ b/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/pxa3xx-regs.h * * PXA3xx specific register definitions * * Copyright (C) 2007 Marvell International Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_PXA3XX_REGS_H diff --git a/arch/arm/mach-pxa/include/mach/smemc.h b/arch/arm/mach-pxa/include/mach/smemc.h index b802f285fe00..9b2453a7ab23 100644 --- a/arch/arm/mach-pxa/include/mach/smemc.h +++ b/arch/arm/mach-pxa/include/mach/smemc.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Static memory controller register definitions for PXA CPUs * * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __SMEMC_REGS_H diff --git a/arch/arm/mach-pxa/include/mach/spitz.h b/arch/arm/mach-pxa/include/mach/spitz.h index 25c9f62e46aa..04828d8918aa 100644 --- a/arch/arm/mach-pxa/include/mach/spitz.h +++ b/arch/arm/mach-pxa/include/mach/spitz.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Hardware specific definitions for SL-Cx000 series of PDAs * @@ -5,11 +6,6 @@ * Copyright (c) 2005 Richard Purdie * * Based on Sharp's 2.4 kernel patches - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __ASM_ARCH_SPITZ_H #define __ASM_ARCH_SPITZ_H 1 diff --git a/arch/arm/mach-pxa/include/mach/tosa.h b/arch/arm/mach-pxa/include/mach/tosa.h index 0497d95cef25..a499ed17931e 100644 --- a/arch/arm/mach-pxa/include/mach/tosa.h +++ b/arch/arm/mach-pxa/include/mach/tosa.h @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Hardware specific definitions for Sharp SL-C6000x series of PDAs * * Copyright (c) 2005 Dirk Opfer * * Based on Sharp's 2.4 kernel patches - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _ASM_ARCH_TOSA_H_ #define _ASM_ARCH_TOSA_H_ 1 diff --git a/arch/arm/mach-pxa/include/mach/uncompress.h b/arch/arm/mach-pxa/include/mach/uncompress.h index 8c27757e68ff..c36306064eee 100644 --- a/arch/arm/mach-pxa/include/mach/uncompress.h +++ b/arch/arm/mach-pxa/include/mach/uncompress.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/uncompress.h * * Author: Nicolas Pitre * Copyright: (C) 2001 MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/serial_reg.h> diff --git a/arch/arm/mach-pxa/include/mach/vpac270.h b/arch/arm/mach-pxa/include/mach/vpac270.h index 7bfa3dd0fd5e..0cd094d8c553 100644 --- a/arch/arm/mach-pxa/include/mach/vpac270.h +++ b/arch/arm/mach-pxa/include/mach/vpac270.h @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * GPIOs and interrupts for Voipac PXA270 * * Copyright (C) 2010 * Marek Vasut <marek.vasut@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _INCLUDE_VPAC270_H_ diff --git a/arch/arm/mach-pxa/include/mach/z2.h b/arch/arm/mach-pxa/include/mach/z2.h index 7b0f71ef3167..a78b2e28b1db 100644 --- a/arch/arm/mach-pxa/include/mach/z2.h +++ b/arch/arm/mach-pxa/include/mach/z2.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/z2.h * * Author: Ken McGuire * Created: Feb 6, 2009 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef ASM_ARCH_ZIPIT2_H diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c index 4e8c2116808e..74efc3ab595f 100644 --- a/arch/arm/mach-pxa/irq.c +++ b/arch/arm/mach-pxa/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/irq.c * @@ -6,10 +7,6 @@ * Author: Nicolas Pitre * Created: Jun 15, 2001 * Copyright: MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/bitops.h> #include <linux/init.h> diff --git a/arch/arm/mach-pxa/lpd270.c b/arch/arm/mach-pxa/lpd270.c index 5c03c4f7b82e..20e00e970385 100644 --- a/arch/arm/mach-pxa/lpd270.c +++ b/arch/arm/mach-pxa/lpd270.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/lpd270.c * @@ -7,10 +8,6 @@ * Author: Nicolas Pitre * Created: Nov 05, 2002 * Copyright: MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/init.h> diff --git a/arch/arm/mach-pxa/lpd270.h b/arch/arm/mach-pxa/lpd270.h index 4edc712a2de8..4b096fb9d61f 100644 --- a/arch/arm/mach-pxa/lpd270.h +++ b/arch/arm/mach-pxa/lpd270.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/lpd270.h * * Author: Lennert Buytenhek * Created: Feb 10, 2006 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_LPD270_H diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c index 825939877839..a3ecccc24ec5 100644 --- a/arch/arm/mach-pxa/lubbock.c +++ b/arch/arm/mach-pxa/lubbock.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/lubbock.c * @@ -6,10 +7,6 @@ * Author: Nicolas Pitre * Created: Jun 15, 2001 * Copyright: MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clkdev.h> #include <linux/gpio.h> diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c index 75abc21083eb..e1a394ac3eea 100644 --- a/arch/arm/mach-pxa/magician.c +++ b/arch/arm/mach-pxa/magician.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for HTC Magician PDA phones: * i-mate JAM, O2 Xda mini, Orange SPV M500, Qtek s100, Qtek s110 @@ -6,11 +7,6 @@ * Copyright (c) 2006-2007 Philipp Zabel * * Based on hx4700.c, spitz.c and others. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index b3f8592eebe6..1b7882920164 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/mainstone.c * @@ -7,10 +8,6 @@ * Author: Nicolas Pitre * Created: Nov 05, 2002 * Copyright: MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/gpio/gpio-reg.h> diff --git a/arch/arm/mach-pxa/mfp-pxa2xx.c b/arch/arm/mach-pxa/mfp-pxa2xx.c index 3732aec76750..6a5451b186c2 100644 --- a/arch/arm/mach-pxa/mfp-pxa2xx.c +++ b/arch/arm/mach-pxa/mfp-pxa2xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/mfp-pxa2xx.c * @@ -7,10 +8,6 @@ * functions, this is by concept samilar to the MFP configuration * on PXA3xx, what's more important, the low power pin state and * wakeup detection are also supported by the same framework. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/gpio-pxa.h> diff --git a/arch/arm/mach-pxa/mfp-pxa300.h b/arch/arm/mach-pxa/mfp-pxa300.h index 5ee51e28304d..1223e350cea0 100644 --- a/arch/arm/mach-pxa/mfp-pxa300.h +++ b/arch/arm/mach-pxa/mfp-pxa300.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/mfp-pxa300.h * @@ -6,10 +7,6 @@ * Copyright (C) 2007 Marvell International Ltd. * 2007-08-21: eric miao <eric.miao@marvell.com> * initial version - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_MFP_PXA300_H diff --git a/arch/arm/mach-pxa/mfp-pxa320.h b/arch/arm/mach-pxa/mfp-pxa320.h index e8797cfc72e0..21c31eb52d6c 100644 --- a/arch/arm/mach-pxa/mfp-pxa320.h +++ b/arch/arm/mach-pxa/mfp-pxa320.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/mfp-pxa320.h * @@ -6,10 +7,6 @@ * Copyright (C) 2007 Marvell International Ltd. * 2007-08-21: eric miao <eric.miao@marvell.com> * initial version - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_MFP_PXA320_H diff --git a/arch/arm/mach-pxa/mfp-pxa3xx.c b/arch/arm/mach-pxa/mfp-pxa3xx.c index 994edc0158d4..56114df9700d 100644 --- a/arch/arm/mach-pxa/mfp-pxa3xx.c +++ b/arch/arm/mach-pxa/mfp-pxa3xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/mfp.c * @@ -7,10 +8,6 @@ * * 2007-08-21: eric miao <eric.miao@marvell.com> * initial version - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-pxa/mfp-pxa930.h b/arch/arm/mach-pxa/mfp-pxa930.h index 113967beeb67..0d195d3a8c61 100644 --- a/arch/arm/mach-pxa/mfp-pxa930.h +++ b/arch/arm/mach-pxa/mfp-pxa930.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/mfp-pxa930.h * * PXA930 specific MFP configuration definitions * * Copyright (C) 2007-2008 Marvell International Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_MFP_PXA9xx_H diff --git a/arch/arm/mach-pxa/mp900.c b/arch/arm/mach-pxa/mp900.c index 4d89029e5401..8ef8ac4ab4ac 100644 --- a/arch/arm/mach-pxa/mp900.c +++ b/arch/arm/mach-pxa/mp900.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/mp900.c * @@ -7,10 +8,6 @@ * * 2007, 2008 Kristoffer Ericson <kristoffer.ericson@gmail.com> * 2007, 2008 Michael Petchkovsky <mkpetch@internode.on.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-pxa/mxm8x10.c b/arch/arm/mach-pxa/mxm8x10.c index e4248a3a8dfc..fde386f6cffe 100644 --- a/arch/arm/mach-pxa/mxm8x10.c +++ b/arch/arm/mach-pxa/mxm8x10.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/mxm8x10.c * @@ -13,10 +14,6 @@ * 2010-01-09: Edwin Peer <epeer@tmtservices.co.za> * Hennie van der Merwe <hvdmerwe@tmtservices.co.za> * rework for upstream merge - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/serial_8250.h> diff --git a/arch/arm/mach-pxa/palm27x.c b/arch/arm/mach-pxa/palm27x.c index b94c45f65215..3ad0b3915ae1 100644 --- a/arch/arm/mach-pxa/palm27x.c +++ b/arch/arm/mach-pxa/palm27x.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Common code for Palm LD, T5, TX, Z72 * * Copyright (C) 2010-2011 Marek Vasut <marek.vasut@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/platform_device.h> diff --git a/arch/arm/mach-pxa/palm27x.h b/arch/arm/mach-pxa/palm27x.h index cd071f876132..bd3075bbb3aa 100644 --- a/arch/arm/mach-pxa/palm27x.h +++ b/arch/arm/mach-pxa/palm27x.h @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Common functions for Palm LD, T5, TX, Z72 * * Copyright (C) 2010 * Marek Vasut <marek.vasut@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __INCLUDE_MACH_PALM27X__ #define __INCLUDE_MACH_PALM27X__ diff --git a/arch/arm/mach-pxa/palmld.c b/arch/arm/mach-pxa/palmld.c index bf2b0cfc86df..5f73716a77f0 100644 --- a/arch/arm/mach-pxa/palmld.c +++ b/arch/arm/mach-pxa/palmld.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hardware definitions for Palm LifeDrive * @@ -6,12 +7,7 @@ * Based on work of: * Alex Osborne <ato@meshy.org> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * (find more info at www.hackndev.com) - * */ #include <linux/platform_device.h> diff --git a/arch/arm/mach-pxa/palmt5.c b/arch/arm/mach-pxa/palmt5.c index 8811f11f670e..902403367786 100644 --- a/arch/arm/mach-pxa/palmt5.c +++ b/arch/arm/mach-pxa/palmt5.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hardware definitions for Palm Tungsten|T5 * @@ -8,12 +9,7 @@ * Justin Kendrick <twilightsentry@gmail.com> * RichardT5 <richard_t5@users.sourceforge.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * (find more info at www.hackndev.com) - * */ #include <linux/platform_device.h> diff --git a/arch/arm/mach-pxa/palmt5.h b/arch/arm/mach-pxa/palmt5.h index f850cc9de1b4..1fb1da7c8da3 100644 --- a/arch/arm/mach-pxa/palmt5.h +++ b/arch/arm/mach-pxa/palmt5.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * GPIOs and interrupts for Palm Tungsten|T5 Handheld Computer * @@ -5,11 +6,6 @@ * Marek Vasut <marek.vasut@gmail.com> * Justin Kendrick <twilightsentry@gmail.com> * RichardT5 <richard_t5@users.sourceforge.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _INCLUDE_PALMT5_H_ diff --git a/arch/arm/mach-pxa/palmtc.c b/arch/arm/mach-pxa/palmtc.c index 7ce4fc287115..f52bd155e825 100644 --- a/arch/arm/mach-pxa/palmtc.c +++ b/arch/arm/mach-pxa/palmtc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/palmtc.c * @@ -8,10 +9,6 @@ * Based on work of: * Petr Blaha <p3t3@centrum.cz> * Chetan S. Kumar <shivakumar.chetan@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/platform_device.h> diff --git a/arch/arm/mach-pxa/palmte2.c b/arch/arm/mach-pxa/palmte2.c index e830005af8d0..a92b9665f425 100644 --- a/arch/arm/mach-pxa/palmte2.c +++ b/arch/arm/mach-pxa/palmte2.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hardware definitions for Palm Tungsten|E2 * @@ -7,12 +8,7 @@ * Rewrite for mainline: * Marek Vasut <marek.vasut@gmail.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * (find more info at www.hackndev.com) - * */ #include <linux/platform_device.h> diff --git a/arch/arm/mach-pxa/palmte2.h b/arch/arm/mach-pxa/palmte2.h index f89e989a7637..2589400c1a2f 100644 --- a/arch/arm/mach-pxa/palmte2.h +++ b/arch/arm/mach-pxa/palmte2.h @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * GPIOs and interrupts for Palm Tungsten|E2 Handheld Computer * * Author: * Carlos Eduardo Medaglia Dyonisio <cadu@nerdfeliz.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _INCLUDE_PALMTE2_H_ diff --git a/arch/arm/mach-pxa/palmtreo.c b/arch/arm/mach-pxa/palmtreo.c index 70f1a8a3aa94..2bf0f7f3ea24 100644 --- a/arch/arm/mach-pxa/palmtreo.c +++ b/arch/arm/mach-pxa/palmtreo.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hardware definitions for Palm Treo smartphones * @@ -7,12 +8,7 @@ * * Author: Tomas Cech <sleep_walker@suse.cz> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * (find more info at www.hackndev.com) - * */ #include <linux/platform_device.h> diff --git a/arch/arm/mach-pxa/palmtreo.h b/arch/arm/mach-pxa/palmtreo.h index 714b6574393e..5715cd505424 100644 --- a/arch/arm/mach-pxa/palmtreo.h +++ b/arch/arm/mach-pxa/palmtreo.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * GPIOs and interrupts for Palm Treo smartphones * @@ -7,12 +8,7 @@ * * Author: Tomas Cech <sleep_walker@suse.cz> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * find more info at www.hackndev.com - * */ #ifndef _INCLUDE_TREO_H_ diff --git a/arch/arm/mach-pxa/palmtx.c b/arch/arm/mach-pxa/palmtx.c index ef71bf2abb47..926593ecf1c9 100644 --- a/arch/arm/mach-pxa/palmtx.c +++ b/arch/arm/mach-pxa/palmtx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hardware definitions for PalmTX * @@ -9,12 +10,7 @@ * Jan Herman <2hp@seznam.cz> * Michal Hrusecky * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * (find more info at www.hackndev.com) - * */ #include <linux/platform_device.h> diff --git a/arch/arm/mach-pxa/palmz72.c b/arch/arm/mach-pxa/palmz72.c index ea1c7b2ed8d4..77fe2e367324 100644 --- a/arch/arm/mach-pxa/palmz72.c +++ b/arch/arm/mach-pxa/palmz72.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hardware definitions for Palm Zire72 * @@ -10,12 +11,7 @@ * Rewrite for mainline: * Marek Vasut <marek.vasut@gmail.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * (find more info at www.hackndev.com) - * */ #include <linux/platform_device.h> diff --git a/arch/arm/mach-pxa/palmz72.h b/arch/arm/mach-pxa/palmz72.h index 0d4700a79612..40f3f9987983 100644 --- a/arch/arm/mach-pxa/palmz72.h +++ b/arch/arm/mach-pxa/palmz72.h @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * GPIOs and interrupts for Palm Zire72 Handheld Computer * * Authors: Alex Osborne <bobofdoom@gmail.com> * Jan Herman <2hp@seznam.cz> * Sergey Lapin <slapin@ossfans.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _INCLUDE_PALMZ72_H_ diff --git a/arch/arm/mach-pxa/pcm027.c b/arch/arm/mach-pxa/pcm027.c index e2e613449660..7ff6f0d655c8 100644 --- a/arch/arm/mach-pxa/pcm027.c +++ b/arch/arm/mach-pxa/pcm027.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/pcm027.c * Support for the Phytec phyCORE-PXA270 CPU card (aka PCM-027). @@ -14,10 +15,6 @@ * based on Intel Mainstone Board * * Copyright 2007 Juergen Beisert @ Pengutronix (j.beisert@pengutronix.de) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/irq.h> diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c index be19e3a4eacc..cb1c56769fbc 100644 --- a/arch/arm/mach-pxa/pcm990-baseboard.c +++ b/arch/arm/mach-pxa/pcm990-baseboard.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-pxa/pcm990-baseboard.c * Support for the Phytec phyCORE-PXA270 Development Platform (PCM-990). @@ -14,10 +15,6 @@ * based on Intel Mainstone Board * * Copyright 2007 Juergen Beisert @ Pengutronix (j.beisert@pengutronix.de) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/irq.h> diff --git a/arch/arm/mach-pxa/pm.h b/arch/arm/mach-pxa/pm.h index 3aab90d8d2b7..00ea3529e30e 100644 --- a/arch/arm/mach-pxa/pm.h +++ b/arch/arm/mach-pxa/pm.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2005 Richard Purdie - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/suspend.h> diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c index 9450a523cd0b..3a4ecc3c8f8b 100644 --- a/arch/arm/mach-pxa/poodle.c +++ b/arch/arm/mach-pxa/poodle.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/poodle.c * @@ -6,10 +7,6 @@ * Based on: * linux/arch/arm/mach-pxa/lubbock.c Author: Nicolas Pitre * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Change Log * 12-Dec-2002 Sharp Corporation for Poodle * John Lenz <lenz@cs.wisc.edu> updates to 2.6 diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c index ab8808ce7e21..678641ab46e5 100644 --- a/arch/arm/mach-pxa/pxa25x.c +++ b/arch/arm/mach-pxa/pxa25x.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/pxa25x.c * @@ -7,10 +8,6 @@ * * Code specific to PXA21x/25x/26x variants. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Since this file should be linked before any other machine specific file, * the __initcall() here will be executed first. This serves as default * initialization stuff for PXA machines which can be overridden later if diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c index 5a8990a9313d..f0ba7ed24cb6 100644 --- a/arch/arm/mach-pxa/pxa27x.c +++ b/arch/arm/mach-pxa/pxa27x.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/pxa27x.c * @@ -6,10 +7,6 @@ * Copyright: MontaVista Software Inc. * * Code specific to PXA27x aka Bulverde. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/dmaengine.h> #include <linux/dma/pxa-dma.h> diff --git a/arch/arm/mach-pxa/pxa2xx.c b/arch/arm/mach-pxa/pxa2xx.c index 6b5e566f52c8..2d26cd2afbf3 100644 --- a/arch/arm/mach-pxa/pxa2xx.c +++ b/arch/arm/mach-pxa/pxa2xx.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/pxa2xx.c * * code specific to pxa2xx * * Copyright (C) 2008 Dmitry Baryshkov - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-pxa/pxa300.c b/arch/arm/mach-pxa/pxa300.c index df83b1bddf34..7f2f5a6a2263 100644 --- a/arch/arm/mach-pxa/pxa300.c +++ b/arch/arm/mach-pxa/pxa300.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/pxa300.c * @@ -7,10 +8,6 @@ * * 2007-08-21: eric miao <eric.miao@marvell.com> * initial version - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-pxa/pxa320.c b/arch/arm/mach-pxa/pxa320.c index a26eec57eec6..78abcc741df7 100644 --- a/arch/arm/mach-pxa/pxa320.c +++ b/arch/arm/mach-pxa/pxa320.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/pxa320.c * @@ -7,10 +8,6 @@ * * 2007-08-21: eric miao <eric.miao@marvell.com> * initial version - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-pxa/pxa3xx-ulpi.c b/arch/arm/mach-pxa/pxa3xx-ulpi.c index b3e2016f24b1..4bd7da1f8657 100644 --- a/arch/arm/mach-pxa/pxa3xx-ulpi.c +++ b/arch/arm/mach-pxa/pxa3xx-ulpi.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/pxa3xx-ulpi.c * @@ -7,10 +8,6 @@ * * 2010-13-07: Igor Grinberg <grinberg@compulab.co.il> * initial version: pxa310 USB Host mode support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c index df9c8970adcf..560160682df6 100644 --- a/arch/arm/mach-pxa/pxa3xx.c +++ b/arch/arm/mach-pxa/pxa3xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/pxa3xx.c * @@ -7,10 +8,6 @@ * * 2007-09-02: eric miao <eric.miao@marvell.com> * initial version - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/dmaengine.h> #include <linux/dma/pxa-dma.h> diff --git a/arch/arm/mach-pxa/pxa930.c b/arch/arm/mach-pxa/pxa930.c index da912be6eae7..bf91de4267e5 100644 --- a/arch/arm/mach-pxa/pxa930.c +++ b/arch/arm/mach-pxa/pxa930.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/pxa930.c * * Code specific to PXA930 * * Copyright (C) 2007-2008 Marvell Internation Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-pxa/reset.c b/arch/arm/mach-pxa/reset.c index 263b15249b5b..af78405aa4e9 100644 --- a/arch/arm/mach-pxa/reset.c +++ b/arch/arm/mach-pxa/reset.c @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only #include <linux/kernel.h> #include <linux/module.h> #include <linux/delay.h> diff --git a/arch/arm/mach-pxa/sharpsl_pm.c b/arch/arm/mach-pxa/sharpsl_pm.c index ef9fd9b759cb..83cfbb882a2d 100644 --- a/arch/arm/mach-pxa/sharpsl_pm.c +++ b/arch/arm/mach-pxa/sharpsl_pm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Battery and Power Management code for the Sharp SL-C7xx and SL-Cxx00 * series of PDAs @@ -5,11 +6,6 @@ * Copyright (c) 2004-2005 Richard Purdie * * Based on code written by Sharp for 2.4 kernels - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #undef DEBUG diff --git a/arch/arm/mach-pxa/sharpsl_pm.h b/arch/arm/mach-pxa/sharpsl_pm.h index fa75b6df8134..20e4cab64d85 100644 --- a/arch/arm/mach-pxa/sharpsl_pm.h +++ b/arch/arm/mach-pxa/sharpsl_pm.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * SharpSL Battery/PM Driver * * Copyright (c) 2004-2005 Richard Purdie - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _MACH_SHARPSL_PM #define _MACH_SHARPSL_PM diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 8dac824a85df..a4fdc399d152 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for Sharp SL-Cxx00 Series of PDAs * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi) @@ -5,11 +6,6 @@ * Copyright (c) 2005 Richard Purdie * * Based on Sharp's 2.4 kernel patches/lubbock.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/arch/arm/mach-pxa/spitz_pm.c b/arch/arm/mach-pxa/spitz_pm.c index 4e64a140252e..25a1f8c5a738 100644 --- a/arch/arm/mach-pxa/spitz_pm.c +++ b/arch/arm/mach-pxa/spitz_pm.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Battery and Power Management code for the Sharp SL-Cxx00 * * Copyright (c) 2005 Richard Purdie - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/module.h> diff --git a/arch/arm/mach-pxa/stargate2.c b/arch/arm/mach-pxa/stargate2.c index c28d19b126a7..e2353f7dcf01 100644 --- a/arch/arm/mach-pxa/stargate2.c +++ b/arch/arm/mach-pxa/stargate2.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/stargate2.c * @@ -6,10 +7,6 @@ * Copyright: Intel Corp. * * Modified 2009: Jonathan Cameron <jic23@cam.ac.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-pxa/tosa-bt.c b/arch/arm/mach-pxa/tosa-bt.c index 83606087edc7..c9541632b8b1 100644 --- a/arch/arm/mach-pxa/tosa-bt.c +++ b/arch/arm/mach-pxa/tosa-bt.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Bluetooth built-in chip control * * Copyright (c) 2008 Dmitry Baryshkov - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c index 7439798d58e4..f537ff1c3ba7 100644 --- a/arch/arm/mach-pxa/tosa.c +++ b/arch/arm/mach-pxa/tosa.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for Sharp SL-C6000x PDAs * Model: (Tosa) @@ -5,11 +6,6 @@ * Copyright (c) 2005 Dirk Opfer * * Based on code written by Sharp/Lineo for 2.4 kernels - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/clkdev.h> diff --git a/arch/arm/mach-pxa/tosa_bt.h b/arch/arm/mach-pxa/tosa_bt.h index efc3c3d3b75d..56acd5dabec4 100644 --- a/arch/arm/mach-pxa/tosa_bt.h +++ b/arch/arm/mach-pxa/tosa_bt.h @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Tosa bluetooth built-in chip control. * * Later it may be shared with some other platforms. * * Copyright (c) 2008 Dmitry Baryshkov - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef TOSA_BT_H #define TOSA_BT_H diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c index 99a2ee433f1f..f76f8be09554 100644 --- a/arch/arm/mach-pxa/trizeps4.c +++ b/arch/arm/mach-pxa/trizeps4.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/trizeps4.c * @@ -6,10 +7,6 @@ * Author: Jürgen Schindele * Created: 20 02, 2006 * Copyright: Jürgen Schindele - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-pxa/viper.c b/arch/arm/mach-pxa/viper.c index c4c25a2f24f6..c06031da6676 100644 --- a/arch/arm/mach-pxa/viper.c +++ b/arch/arm/mach-pxa/viper.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/viper.c * @@ -14,10 +15,6 @@ * Author: Nicolas Pitre * Created: Jun 15, 2001 * Copyright: MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/arch/arm/mach-pxa/viper.h b/arch/arm/mach-pxa/viper.h index 5f5fbf1f6489..5a8b132229dc 100644 --- a/arch/arm/mach-pxa/viper.h +++ b/arch/arm/mach-pxa/viper.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/viper.h * @@ -12,10 +13,6 @@ * Author: Nicolas Pitre * Created: Jun 15, 2001 * Copyright: MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef ARCH_VIPER_H diff --git a/arch/arm/mach-pxa/vpac270.c b/arch/arm/mach-pxa/vpac270.c index 829284406fa3..26a5ebc00069 100644 --- a/arch/arm/mach-pxa/vpac270.c +++ b/arch/arm/mach-pxa/vpac270.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hardware definitions for Voipac PXA270 * * Copyright (C) 2010 * Marek Vasut <marek.vasut@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/platform_device.h> diff --git a/arch/arm/mach-pxa/xcep.c b/arch/arm/mach-pxa/xcep.c index c368c98584c0..f485146b899f 100644 --- a/arch/arm/mach-pxa/xcep.c +++ b/arch/arm/mach-pxa/xcep.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* linux/arch/arm/mach-pxa/xcep.c * * Support for the Iskratel Electronics XCEP platform as used in @@ -8,10 +9,6 @@ * Contributions by: Matej Kenda <matej.kenda@i-tech.si> * Created: June 2006 * Copyright: (C) 2006-2009 Instrumentation Technologies - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/platform_device.h> diff --git a/arch/arm/mach-pxa/z2.c b/arch/arm/mach-pxa/z2.c index ad082e11e2a4..900cefc4c5ea 100644 --- a/arch/arm/mach-pxa/z2.c +++ b/arch/arm/mach-pxa/z2.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/z2.c * @@ -7,10 +8,6 @@ * * Based on research and code by: Ken McGuire * Based on mainstone.c as modified for the Zipit Z2. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/platform_device.h> diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c index 3fd1119c14d5..da113c8eefbf 100644 --- a/arch/arm/mach-pxa/zeus.c +++ b/arch/arm/mach-pxa/zeus.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for the Arcom ZEUS. * @@ -5,10 +6,6 @@ * * Loosely based on Arcom's 2.6.16.28. * Maintained by Marc Zyngier <maz@misterjones.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cpufreq.h> diff --git a/arch/arm/mach-pxa/zeus.h b/arch/arm/mach-pxa/zeus.h index 56024f81d57e..8fa6b2923f63 100644 --- a/arch/arm/mach-pxa/zeus.h +++ b/arch/arm/mach-pxa/zeus.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-pxa/include/mach/zeus.h * @@ -6,10 +7,6 @@ * Copyright: Arcom Control Systems Ltd. * * Maintained by: Marc Zyngier <maz@misterjones.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _MACH_ZEUS_H diff --git a/arch/arm/mach-pxa/zylonite.c b/arch/arm/mach-pxa/zylonite.c index 1f88d7bae849..bf2ab5bd49ec 100644 --- a/arch/arm/mach-pxa/zylonite.c +++ b/arch/arm/mach-pxa/zylonite.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/zylonite.c * @@ -7,10 +8,6 @@ * * 2007-09-04: eric miao <eric.miao@marvell.com> * rewrite to align with latest kernel - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-pxa/zylonite_pxa300.c b/arch/arm/mach-pxa/zylonite_pxa300.c index 8f930a9dd0fd..956fec1c4940 100644 --- a/arch/arm/mach-pxa/zylonite_pxa300.c +++ b/arch/arm/mach-pxa/zylonite_pxa300.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/zylonite_pxa300.c * @@ -7,10 +8,6 @@ * Copyright (C) 2007 Marvell Internation Ltd. * 2007-08-21: eric miao <eric.miao@marvell.com> * initial version - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-pxa/zylonite_pxa320.c b/arch/arm/mach-pxa/zylonite_pxa320.c index 47961ae0c448..94cb834f36cd 100644 --- a/arch/arm/mach-pxa/zylonite_pxa320.c +++ b/arch/arm/mach-pxa/zylonite_pxa320.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/zylonite_pxa320.c * @@ -7,10 +8,6 @@ * Copyright (C) 2007 Marvell Internation Ltd. * 2007-08-21: eric miao <eric.miao@marvell.com> * initial version - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mach-qcom/platsmp.c b/arch/arm/mach-qcom/platsmp.c index 99a6a5e809e0..630a038f4513 100644 --- a/arch/arm/mach-qcom/platsmp.c +++ b/arch/arm/mach-qcom/platsmp.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2002 ARM Ltd. * All Rights Reserved * Copyright (c) 2010, Code Aurora Forum. All rights reserved. * Copyright (c) 2014 The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-realview/platsmp-dt.c b/arch/arm/mach-realview/platsmp-dt.c index ce331b3dbf54..5ae783767a5d 100644 --- a/arch/arm/mach-realview/platsmp-dt.c +++ b/arch/arm/mach-realview/platsmp-dt.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Linus Walleij - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/smp.h> #include <linux/io.h> diff --git a/arch/arm/mach-realview/realview-dt.c b/arch/arm/mach-realview/realview-dt.c index 88b67247945e..feab66080ba2 100644 --- a/arch/arm/mach-realview/realview-dt.c +++ b/arch/arm/mach-realview/realview-dt.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Linaro Ltd. * * Author: Linus Walleij <linus.walleij@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2, as - * published by the Free Software Foundation. - * */ #include <linux/of_platform.h> #include <asm/mach/arch.h> diff --git a/arch/arm/mach-rpc/dma.c b/arch/arm/mach-rpc/dma.c index f2703ca17954..488d5c3b37f4 100644 --- a/arch/arm/mach-rpc/dma.c +++ b/arch/arm/mach-rpc/dma.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-rpc/dma.c * * Copyright (C) 1998 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * DMA functions specific to RiscPC architecture */ #include <linux/mman.h> diff --git a/arch/arm/mach-rpc/ecard.c b/arch/arm/mach-rpc/ecard.c index 04b2f22c2739..cf0593bc42d2 100644 --- a/arch/arm/mach-rpc/ecard.c +++ b/arch/arm/mach-rpc/ecard.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/ecard.c * * Copyright 1995-2001 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Find all installed expansion cards, and handle interrupts from them. * * Created from information from Acorns RiscOS3 PRMs diff --git a/arch/arm/mach-rpc/ecard.h b/arch/arm/mach-rpc/ecard.h index 4642d436be2a..873dd3d9f274 100644 --- a/arch/arm/mach-rpc/ecard.h +++ b/arch/arm/mach-rpc/ecard.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * ecard.h * * Copyright 2007 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Definitions internal to ecard.c - for it's use only!! diff --git a/arch/arm/mach-rpc/include/mach/acornfb.h b/arch/arm/mach-rpc/include/mach/acornfb.h index 395d76288ffe..2bf18ab3d699 100644 --- a/arch/arm/mach-rpc/include/mach/acornfb.h +++ b/arch/arm/mach-rpc/include/mach/acornfb.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-rpc/include/mach/acornfb.h * * Copyright (C) 1999 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * AcornFB architecture specific code */ diff --git a/arch/arm/mach-rpc/include/mach/hardware.h b/arch/arm/mach-rpc/include/mach/hardware.h index 622d4e5df029..6f197706f979 100644 --- a/arch/arm/mach-rpc/include/mach/hardware.h +++ b/arch/arm/mach-rpc/include/mach/hardware.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-rpc/include/mach/hardware.h * * Copyright (C) 1996-1999 Russell King. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file contains the hardware definitions of the RiscPC series machines. */ #ifndef __ASM_ARCH_HARDWARE_H diff --git a/arch/arm/mach-rpc/include/mach/io.h b/arch/arm/mach-rpc/include/mach/io.h index 707071a7ea4e..8a8f28406691 100644 --- a/arch/arm/mach-rpc/include/mach/io.h +++ b/arch/arm/mach-rpc/include/mach/io.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-rpc/include/mach/io.h * * Copyright (C) 1997 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Modifications: * 06-Dec-1997 RMK Created. */ diff --git a/arch/arm/mach-rpc/include/mach/irqs.h b/arch/arm/mach-rpc/include/mach/irqs.h index 6868e178274d..0c3428fd9729 100644 --- a/arch/arm/mach-rpc/include/mach/irqs.h +++ b/arch/arm/mach-rpc/include/mach/irqs.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-rpc/include/mach/irqs.h * * Copyright (C) 1996 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define IRQ_PRINTER 0 diff --git a/arch/arm/mach-rpc/include/mach/isa-dma.h b/arch/arm/mach-rpc/include/mach/isa-dma.h index 67bfc6719c34..d9c3af1ef718 100644 --- a/arch/arm/mach-rpc/include/mach/isa-dma.h +++ b/arch/arm/mach-rpc/include/mach/isa-dma.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-rpc/include/mach/isa-dma.h * * Copyright (C) 1997 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_DMA_H #define __ASM_ARCH_DMA_H diff --git a/arch/arm/mach-rpc/include/mach/memory.h b/arch/arm/mach-rpc/include/mach/memory.h index b7e49571417d..a586eb31b18d 100644 --- a/arch/arm/mach-rpc/include/mach/memory.h +++ b/arch/arm/mach-rpc/include/mach/memory.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-rpc/include/mach/memory.h * * Copyright (C) 1996,1997,1998 Russell King. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Changelog: * 20-Oct-1996 RMK Created * 31-Dec-1997 RMK Fixed definitions to reduce warnings diff --git a/arch/arm/mach-rpc/include/mach/uncompress.h b/arch/arm/mach-rpc/include/mach/uncompress.h index 654a6f3f2547..a023b5f9bbbb 100644 --- a/arch/arm/mach-rpc/include/mach/uncompress.h +++ b/arch/arm/mach-rpc/include/mach/uncompress.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-rpc/include/mach/uncompress.h * * Copyright (C) 1996 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define VIDMEM ((char *)SCREEN_START) diff --git a/arch/arm/mach-rpc/riscpc.c b/arch/arm/mach-rpc/riscpc.c index 09d602b10d57..0ce56ad754ce 100644 --- a/arch/arm/mach-rpc/riscpc.c +++ b/arch/arm/mach-rpc/riscpc.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-rpc/riscpc.c * * Copyright (C) 1998-2001 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Architecture specific fixups. */ #include <linux/kernel.h> diff --git a/arch/arm/mach-rpc/time.c b/arch/arm/mach-rpc/time.c index 2689771c1d38..e97f93a0af1d 100644 --- a/arch/arm/mach-rpc/time.c +++ b/arch/arm/mach-rpc/time.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/common/time-acorn.c * * Copyright (c) 1996-2000 Russell King. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Changelog: * 24-Sep-1996 RMK Created * 10-Oct-1996 RMK Brought up to date with arch-sa110eval diff --git a/arch/arm/mach-s3c64xx/regs-sys.h b/arch/arm/mach-s3c64xx/regs-sys.h index 8c411fbb0cd9..3687325e2bb4 100644 --- a/arch/arm/mach-s3c64xx/regs-sys.h +++ b/arch/arm/mach-s3c64xx/regs-sys.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2008 Openmoko, Inc. * Copyright 2008 Simtec Electronics @@ -5,10 +6,6 @@ * http://armlinux.simtec.co.uk/ * * S3C64XX system register definitions - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __MACH_S3C64XX_REGS_SYS_H diff --git a/arch/arm/mach-s3c64xx/regs-syscon-power.h b/arch/arm/mach-s3c64xx/regs-syscon-power.h index 6e16b3404da9..a35811cc656e 100644 --- a/arch/arm/mach-s3c64xx/regs-syscon-power.h +++ b/arch/arm/mach-s3c64xx/regs-syscon-power.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2008 Openmoko, Inc. * Copyright 2008 Simtec Electronics @@ -5,10 +6,6 @@ * Ben Dooks <ben@simtec.co.uk> * * S3C64XX - syscon power and sleep control registers - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __MACH_S3C64XX_REGS_SYSCON_POWER_H diff --git a/arch/arm/mach-s3c64xx/regs-usb-hsotg-phy.h b/arch/arm/mach-s3c64xx/regs-usb-hsotg-phy.h index eae3c311e590..deb1dd2d9c83 100644 --- a/arch/arm/mach-s3c64xx/regs-usb-hsotg-phy.h +++ b/arch/arm/mach-s3c64xx/regs-usb-hsotg-phy.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2008 Openmoko, Inc. * Copyright 2008 Simtec Electronics @@ -5,10 +6,6 @@ * Ben Dooks <ben@simtec.co.uk> * * S3C - USB2.0 Highspeed/OtG device PHY registers - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Note, this is a separate header file as some of the clock framework diff --git a/arch/arm/mach-sa1100/assabet.c b/arch/arm/mach-sa1100/assabet.c index d09c3f236186..dd8d13fb8450 100644 --- a/arch/arm/mach-sa1100/assabet.c +++ b/arch/arm/mach-sa1100/assabet.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-sa1100/assabet.c * * Author: Nicolas Pitre * * This file contains all Assabet-specific tweaks. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-sa1100/badge4.c b/arch/arm/mach-sa1100/badge4.c index 63361b6d04e9..bc0e0e24ecb7 100644 --- a/arch/arm/mach-sa1100/badge4.c +++ b/arch/arm/mach-sa1100/badge4.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-sa1100/badge4.c * @@ -7,11 +8,6 @@ * Christopher Hoover <ch@hpl.hp.com> * * Copyright (C) 2002 Hewlett-Packard Company - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/module.h> #include <linux/init.h> diff --git a/arch/arm/mach-sa1100/cerf.c b/arch/arm/mach-sa1100/cerf.c index 88e526561a24..f9243a3fd69c 100644 --- a/arch/arm/mach-sa1100/cerf.c +++ b/arch/arm/mach-sa1100/cerf.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-sa1100/cerf.c * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Apr-2003 : Removed some old PDA crud [FB] * Oct-2003 : Added uart2 resource [FB] * Jan-2004 : Removed io map for flash [FB] diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c index 755290bf658b..4dfb7554649d 100644 --- a/arch/arm/mach-sa1100/generic.c +++ b/arch/arm/mach-sa1100/generic.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-sa1100/generic.c * * Author: Nicolas Pitre * * Code common to all SA11x0 machines. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> #include <linux/gpio/machine.h> diff --git a/arch/arm/mach-sa1100/h3100.c b/arch/arm/mach-sa1100/h3100.c index 9dc5bcb7326b..51eaeeaf3f10 100644 --- a/arch/arm/mach-sa1100/h3100.c +++ b/arch/arm/mach-sa1100/h3100.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for Compaq iPAQ H3100 handheld computer * * Copyright (c) 2000,1 Compaq Computer Corporation. (Author: Jamey Hicks) * Copyright (c) 2009 Dmitry Artamonow <mad_soft@inbox.ru> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/init.h> diff --git a/arch/arm/mach-sa1100/h3600.c b/arch/arm/mach-sa1100/h3600.c index 118338efd790..baf529117b26 100644 --- a/arch/arm/mach-sa1100/h3600.c +++ b/arch/arm/mach-sa1100/h3600.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for Compaq iPAQ H3600 handheld computer * * Copyright (c) 2000,1 Compaq Computer Corporation. (Author: Jamey Hicks) * Copyright (c) 2009 Dmitry Artamonow <mad_soft@inbox.ru> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/init.h> diff --git a/arch/arm/mach-sa1100/h3xxx.c b/arch/arm/mach-sa1100/h3xxx.c index 36a78b0c106f..e93e3a1d60d5 100644 --- a/arch/arm/mach-sa1100/h3xxx.c +++ b/arch/arm/mach-sa1100/h3xxx.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for Compaq iPAQ H3100 and H3600 handheld computers (common code) * * Copyright (c) 2000,1 Compaq Computer Corporation. (Author: Jamey Hicks) * Copyright (c) 2009 Dmitry Artamonow <mad_soft@inbox.ru> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/arch/arm/mach-sa1100/hackkit.c b/arch/arm/mach-sa1100/hackkit.c index 643d5f2d9af9..4f4c1bb890e0 100644 --- a/arch/arm/mach-sa1100/hackkit.c +++ b/arch/arm/mach-sa1100/hackkit.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-sa1100/hackkit.c * @@ -5,11 +6,6 @@ * * This file contains all HackKit tweaks. Based on original work from * Nicolas Pitre's assabet fixes - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-sa1100/include/mach/badge4.h b/arch/arm/mach-sa1100/include/mach/badge4.h index 44d2e1bfc04b..90e744a54ed5 100644 --- a/arch/arm/mach-sa1100/include/mach/badge4.h +++ b/arch/arm/mach-sa1100/include/mach/badge4.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-sa1100/include/mach/badge4.h * @@ -5,11 +6,6 @@ * Christopher Hoover <ch@hpl.hp.com> * * Copyright (C) 2002 Hewlett-Packard Company - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __ASM_ARCH_HARDWARE_H diff --git a/arch/arm/mach-sa1100/include/mach/cerf.h b/arch/arm/mach-sa1100/include/mach/cerf.h index 88fd9c006ce0..59c185ebd494 100644 --- a/arch/arm/mach-sa1100/include/mach/cerf.h +++ b/arch/arm/mach-sa1100/include/mach/cerf.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-sa1100/include/mach/cerf.h * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Apr-2003 : Removed some old PDA crud [FB] */ #ifndef _INCLUDE_CERF_H_ diff --git a/arch/arm/mach-sa1100/include/mach/h3xxx.h b/arch/arm/mach-sa1100/include/mach/h3xxx.h index 603d4343f7f6..0ee2578e0006 100644 --- a/arch/arm/mach-sa1100/include/mach/h3xxx.h +++ b/arch/arm/mach-sa1100/include/mach/h3xxx.h @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Definitions for Compaq iPAQ H3100 and H3600 handheld computers * * (c) 2000 Compaq Computer Corporation. (Author: Jamey Hicks) * (c) 2009 Dmitry Artamonow <mad_soft@inbox.ru> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _INCLUDE_H3XXX_H_ diff --git a/arch/arm/mach-sa1100/include/mach/jornada720.h b/arch/arm/mach-sa1100/include/mach/jornada720.h index cc6b4bfcecf6..bb22fcab8c6c 100644 --- a/arch/arm/mach-sa1100/include/mach/jornada720.h +++ b/arch/arm/mach-sa1100/include/mach/jornada720.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-sa1100/include/mach/jornada720.h * @@ -5,11 +6,6 @@ * * Copyright 2007,2008 Kristoffer Ericson <Kristoffer.Ericson@gmail.com> * Copyright 2000 John Ankcorn <jca@lcs.mit.edu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ /* HP Jornada 7xx microprocessor commands */ diff --git a/arch/arm/mach-sa1100/include/mach/mtd-xip.h b/arch/arm/mach-sa1100/include/mach/mtd-xip.h index cb76096a2e36..85e6a79112d2 100644 --- a/arch/arm/mach-sa1100/include/mach/mtd-xip.h +++ b/arch/arm/mach-sa1100/include/mach/mtd-xip.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * MTD primitives for XIP support. Architecture specific functions * @@ -6,10 +7,6 @@ * Author: Nicolas Pitre * Created: Nov 2, 2004 * Copyright: (C) 2004 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARCH_SA1100_MTD_XIP_H__ diff --git a/arch/arm/mach-sa1100/include/mach/nanoengine.h b/arch/arm/mach-sa1100/include/mach/nanoengine.h index 5ebd469a31f2..8d5ee1438956 100644 --- a/arch/arm/mach-sa1100/include/mach/nanoengine.h +++ b/arch/arm/mach-sa1100/include/mach/nanoengine.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-sa1100/include/mach/nanoengine.h * @@ -5,11 +6,6 @@ * Only include this file from SA1100-specific files. * * Copyright (C) 2010 Marcelo Roberto Jimenez <mroberto@cpti.cetuc.puc-rio.br> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __ASM_ARCH_NANOENGINE_H #define __ASM_ARCH_NANOENGINE_H diff --git a/arch/arm/mach-sa1100/jornada720.c b/arch/arm/mach-sa1100/jornada720.c index 6298bad09ef3..e259298d9465 100644 --- a/arch/arm/mach-sa1100/jornada720.c +++ b/arch/arm/mach-sa1100/jornada720.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-sa1100/jornada720.c * @@ -6,11 +7,6 @@ * Copyright (C) 2007 Kristoffer Ericson <Kristoffer.Ericson@gmail.com> * Copyright (C) 2006 Filip Zyzniewski <filip.zyzniewski@tefnet.pl> * Copyright (C) 2005 Michael Gernoth <michael@gernoth.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/init.h> diff --git a/arch/arm/mach-sa1100/jornada720_ssp.c b/arch/arm/mach-sa1100/jornada720_ssp.c index 7fc11a3c17b4..1dbe98948ce3 100644 --- a/arch/arm/mach-sa1100/jornada720_ssp.c +++ b/arch/arm/mach-sa1100/jornada720_ssp.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /** * arch/arm/mac-sa1100/jornada720_ssp.c * * Copyright (C) 2006/2007 Kristoffer Ericson <Kristoffer.Ericson@gmail.com> * Copyright (C) 2006 Filip Zyzniewski <filip.zyzniewski@tefnet.pl> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * SSP driver for the HP Jornada 710/720/728 */ diff --git a/arch/arm/mach-sa1100/nanoengine.c b/arch/arm/mach-sa1100/nanoengine.c index 4d35258a7b32..f6c9c19c39fb 100644 --- a/arch/arm/mach-sa1100/nanoengine.c +++ b/arch/arm/mach-sa1100/nanoengine.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-sa1100/nanoengine.c * * Bright Star Engineering's nanoEngine board init code. * * Copyright (C) 2010 Marcelo Roberto Jimenez <mroberto@cpti.cetuc.puc-rio.br> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/init.h> diff --git a/arch/arm/mach-sa1100/ssp.c b/arch/arm/mach-sa1100/ssp.c index e22fca9ad5ec..613fd767afcf 100644 --- a/arch/arm/mach-sa1100/ssp.c +++ b/arch/arm/mach-sa1100/ssp.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-sa1100/ssp.c * * Copyright (C) 2003 Russell King. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Generic SSP driver. This provides the generic core for simple * IO-based SSP applications. */ diff --git a/arch/arm/mach-socfpga/headsmp.S b/arch/arm/mach-socfpga/headsmp.S index c160fa3007e9..54f1844eac03 100644 --- a/arch/arm/mach-socfpga/headsmp.S +++ b/arch/arm/mach-socfpga/headsmp.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2003 ARM Limited * Copyright (c) u-boot contributors * Copyright (c) 2012 Pavel Machek <pavel@denx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <linux/init.h> diff --git a/arch/arm/mach-spear/headsmp.S b/arch/arm/mach-spear/headsmp.S index 6e250b6c0aa2..96f89436ccf6 100644 --- a/arch/arm/mach-spear/headsmp.S +++ b/arch/arm/mach-spear/headsmp.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-spear13XX/headsmp.S * * Picked from realview * Copyright (c) 2012 ST Microelectronics Limited * Shiraz Hashim <shiraz.linux.kernel@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/mach-spear/hotplug.c b/arch/arm/mach-spear/hotplug.c index 0dd84f609627..82a83c3cffdf 100644 --- a/arch/arm/mach-spear/hotplug.c +++ b/arch/arm/mach-spear/hotplug.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-spear13xx/hotplug.c * @@ -5,10 +6,6 @@ * Deepak Sikri <deepak.sikri@st.com> * * based upon linux/arch/arm/mach-realview/hotplug.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/errno.h> diff --git a/arch/arm/mach-spear/platsmp.c b/arch/arm/mach-spear/platsmp.c index b1ff4bb86f6d..e33a85c28c95 100644 --- a/arch/arm/mach-spear/platsmp.c +++ b/arch/arm/mach-spear/platsmp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-spear13xx/platsmp.c * @@ -5,10 +6,6 @@ * * Copyright (C) 2012 ST Microelectronics Ltd. * Shiraz Hashim <shiraz.linux.kernel@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/delay.h> diff --git a/arch/arm/mach-sti/board-dt.c b/arch/arm/mach-sti/board-dt.c index e04cd1b201bb..dcb98937fcf5 100644 --- a/arch/arm/mach-sti/board-dt.c +++ b/arch/arm/mach-sti/board-dt.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 STMicroelectronics (R&D) Limited. * Author(s): Srinivas Kandagatla <srinivas.kandagatla@st.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/irq.h> diff --git a/arch/arm/mach-sti/platsmp.c b/arch/arm/mach-sti/platsmp.c index d0272a839ffb..e2ba04b562be 100644 --- a/arch/arm/mach-sti/platsmp.c +++ b/arch/arm/mach-sti/platsmp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-sti/platsmp.c * @@ -8,10 +9,6 @@ * * Copyright (C) 2002 ARM Ltd. * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/errno.h> diff --git a/arch/arm/mach-sti/smp.h b/arch/arm/mach-sti/smp.h index d8a2f8758490..23e929d83a14 100644 --- a/arch/arm/mach-sti/smp.h +++ b/arch/arm/mach-sti/smp.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-sti/smp.h * * Copyright (C) 2013 STMicroelectronics (R&D) Limited. * http://www.st.com - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __MACH_STI_SMP_H diff --git a/arch/arm/mach-tegra/hotplug.c b/arch/arm/mach-tegra/hotplug.c index 8ec707826072..5c907c2c04e0 100644 --- a/arch/arm/mach-tegra/hotplug.c +++ b/arch/arm/mach-tegra/hotplug.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2002 ARM Ltd. * All Rights Reserved * Copyright (c) 2010, 2012-2013, NVIDIA Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clk/tegra.h> diff --git a/arch/arm/mach-tegra/platsmp.c b/arch/arm/mach-tegra/platsmp.c index b5a2afe99101..e6911a14c096 100644 --- a/arch/arm/mach-tegra/platsmp.c +++ b/arch/arm/mach-tegra/platsmp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-tegra/platsmp.c * @@ -6,10 +7,6 @@ * * Copyright (C) 2009 Palm * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clk/tegra.h> diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c index 389ecf6faa00..9580525102da 100644 --- a/arch/arm/mach-ux500/cpu-db8500.c +++ b/arch/arm/mach-ux500/cpu-db8500.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2008-2009 ST-Ericsson SA * * Author: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2, as - * published by the Free Software Foundation. - * */ #include <linux/types.h> #include <linux/init.h> diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c index 69c2361ca688..0810f3abd810 100644 --- a/arch/arm/mach-ux500/platsmp.c +++ b/arch/arm/mach-ux500/platsmp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2002 ARM Ltd. * Copyright (C) 2008 STMicroelctronics. @@ -5,10 +6,6 @@ * Author: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> * * This file is based on arm realview platform - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/errno.h> diff --git a/arch/arm/mach-vexpress/dcscb.c b/arch/arm/mach-vexpress/dcscb.c index ee2a0faafaa1..46a903c88c6a 100644 --- a/arch/arm/mach-vexpress/dcscb.c +++ b/arch/arm/mach-vexpress/dcscb.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-vexpress/dcscb.c - Dual Cluster System Configuration Block * * Created by: Nicolas Pitre, May 2012 * Copyright: (C) 2012-2013 Linaro Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/arm/mach-vexpress/dcscb_setup.S b/arch/arm/mach-vexpress/dcscb_setup.S index 4bb7fbe0f621..0614b2ebd354 100644 --- a/arch/arm/mach-vexpress/dcscb_setup.S +++ b/arch/arm/mach-vexpress/dcscb_setup.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/dcscb_setup.S * * Created by: Dave Martin, 2012-06-22 * Copyright: (C) 2012-2013 Linaro Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/mach-vexpress/platsmp.c b/arch/arm/mach-vexpress/platsmp.c index af0113be5970..99c93124aa68 100644 --- a/arch/arm/mach-vexpress/platsmp.c +++ b/arch/arm/mach-vexpress/platsmp.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-vexpress/platsmp.c * * Copyright (C) 2002 ARM Ltd. * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/errno.h> diff --git a/arch/arm/mach-vexpress/tc2_pm.c b/arch/arm/mach-vexpress/tc2_pm.c index 9b5f3c427086..e96c42ae3602 100644 --- a/arch/arm/mach-vexpress/tc2_pm.c +++ b/arch/arm/mach-vexpress/tc2_pm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-vexpress/tc2_pm.c - TC2 power management support * @@ -6,10 +7,6 @@ * * Some portions of this file were originally written by Achin Gupta * Copyright: (C) 2012 ARM Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/delay.h> diff --git a/arch/arm/mach-vexpress/v2m-mps2.c b/arch/arm/mach-vexpress/v2m-mps2.c index e7ad9c27231c..5b50d8e95cd7 100644 --- a/arch/arm/mach-vexpress/v2m-mps2.c +++ b/arch/arm/mach-vexpress/v2m-mps2.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 ARM Limited * * Author: Vladimir Murzin <vladimir.murzin@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <asm/mach/arch.h> diff --git a/arch/arm/mach-w90x900/cpu.h b/arch/arm/mach-w90x900/cpu.h index f8730b60bd76..a56f36d04bac 100644 --- a/arch/arm/mach-w90x900/cpu.h +++ b/arch/arm/mach-w90x900/cpu.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-w90x900/cpu.h * @@ -9,11 +10,6 @@ * Header file for NUC900 CPU support * * Wan ZongShun <mcuos.com@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define IODESC_ENT(y) \ diff --git a/arch/arm/mach-w90x900/gpio.c b/arch/arm/mach-w90x900/gpio.c index 55d1a00dbd28..cb5df211f1ed 100644 --- a/arch/arm/mach-w90x900/gpio.c +++ b/arch/arm/mach-w90x900/gpio.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-w90x900/gpio.c * * Generic nuc900 GPIO handling * * Wan ZongShun <mcuos.com@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clk.h> diff --git a/arch/arm/mach-w90x900/nuc910.h b/arch/arm/mach-w90x900/nuc910.h index b14c71a9e683..53be3323736f 100644 --- a/arch/arm/mach-w90x900/nuc910.h +++ b/arch/arm/mach-w90x900/nuc910.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-w90x900/nuc910.h * @@ -6,11 +7,6 @@ * Header file for NUC900 CPU support * * Wan ZongShun <mcuos.com@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include "nuc9xx.h" diff --git a/arch/arm/mach-w90x900/nuc950.h b/arch/arm/mach-w90x900/nuc950.h index 6e9de3051cd4..23cff81ea630 100644 --- a/arch/arm/mach-w90x900/nuc950.h +++ b/arch/arm/mach-w90x900/nuc950.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-w90x900/nuc950.h * @@ -6,11 +7,6 @@ * Header file for NUC900 CPU support * * Wan ZongShun <mcuos.com@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include "nuc9xx.h" diff --git a/arch/arm/mach-w90x900/nuc960.h b/arch/arm/mach-w90x900/nuc960.h index 9f6df9a00286..88bb13c971dc 100644 --- a/arch/arm/mach-w90x900/nuc960.h +++ b/arch/arm/mach-w90x900/nuc960.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-w90x900/nuc960.h * @@ -6,11 +7,6 @@ * Header file for NUC900 CPU support * * Wan ZongShun <mcuos.com@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include "nuc9xx.h" diff --git a/arch/arm/mach-w90x900/nuc9xx.h b/arch/arm/mach-w90x900/nuc9xx.h index e3ab1e1381f1..21f6f9c304e8 100644 --- a/arch/arm/mach-w90x900/nuc9xx.h +++ b/arch/arm/mach-w90x900/nuc9xx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mach-w90x900/nuc9xx.h * @@ -8,11 +9,6 @@ * Header file for NUC900 CPU support * * Wan ZongShun <mcuos.com@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/reboot.h> diff --git a/arch/arm/mach-zx/core.h b/arch/arm/mach-zx/core.h index 3efe8e038ee4..25fe873892c9 100644 --- a/arch/arm/mach-zx/core.h +++ b/arch/arm/mach-zx/core.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2014 Linaro Ltd. * Copyright (C) 2014 ZTE Corporation. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __MACH_ZX_CORE_H diff --git a/arch/arm/mach-zx/headsmp.S b/arch/arm/mach-zx/headsmp.S index a1aa4028389f..0846859b0573 100644 --- a/arch/arm/mach-zx/headsmp.S +++ b/arch/arm/mach-zx/headsmp.S @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2014 Linaro Ltd. * Copyright (C) 2014 ZTE Corporation. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm/mach-zx/platsmp.c b/arch/arm/mach-zx/platsmp.c index afb9a82dedc3..d4e1d3792224 100644 --- a/arch/arm/mach-zx/platsmp.c +++ b/arch/arm/mach-zx/platsmp.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2014 Linaro Ltd. * Copyright (C) 2014 ZTE Corporation. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/delay.h> diff --git a/arch/arm/mach-zx/zx296702.c b/arch/arm/mach-zx/zx296702.c index a041e13ab0ac..fd8fa3a074fa 100644 --- a/arch/arm/mach-zx/zx296702.c +++ b/arch/arm/mach-zx/zx296702.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2014 Linaro Ltd. * Copyright (C) 2014 ZTE Corporation. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/mach/arch.h> diff --git a/arch/arm/mach-zynq/headsmp.S b/arch/arm/mach-zynq/headsmp.S index f6d5de073e34..ab85003cf9ad 100644 --- a/arch/arm/mach-zynq/headsmp.S +++ b/arch/arm/mach-zynq/headsmp.S @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2013 Steffen Trumtrar <s.trumtrar@pengutronix.de> * Copyright (c) 2012-2013 Xilinx - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <linux/init.h> diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c index e376883ab35b..6067fa4de22b 100644 --- a/arch/arm/mm/alignment.c +++ b/arch/arm/mm/alignment.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/alignment.c * @@ -6,10 +7,6 @@ * Thumb alignment fault fixups (c) 2004 MontaVista Software, Inc. * - Adapted from gdb/sim/arm/thumbemu.c -- Thumb instruction emulation. * Copyright (C) 1996, Cygnus Software Technologies Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/moduleparam.h> #include <linux/compiler.h> diff --git a/arch/arm/mm/cache-b15-rac.c b/arch/arm/mm/cache-b15-rac.c index c6ed14840c3c..3471fc64a3ae 100644 --- a/arch/arm/mm/cache-b15-rac.c +++ b/arch/arm/mm/cache-b15-rac.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Broadcom Brahma-B15 CPU read-ahead cache management functions * * Copyright (C) 2015-2016 Broadcom - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/err.h> diff --git a/arch/arm/mm/cache-fa.S b/arch/arm/mm/cache-fa.S index 2f0c58836ae7..3a464d1649b4 100644 --- a/arch/arm/mm/cache-fa.S +++ b/arch/arm/mm/cache-fa.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/cache-fa.S * @@ -7,10 +8,6 @@ * Based on cache-v4wb.S: * Copyright (C) 1997-2002 Russell king * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Processors: FA520 FA526 FA626 */ #include <linux/linkage.h> diff --git a/arch/arm/mm/cache-nop.S b/arch/arm/mm/cache-nop.S index f1cc9861031f..72d939ef8798 100644 --- a/arch/arm/mm/cache-nop.S +++ b/arch/arm/mm/cache-nop.S @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +/* SPDX-License-Identifier: GPL-2.0-only */ #include <linux/linkage.h> #include <linux/init.h> #include <asm/assembler.h> diff --git a/arch/arm/mm/cache-v4.S b/arch/arm/mm/cache-v4.S index 91e3adf155cb..7787057e4990 100644 --- a/arch/arm/mm/cache-v4.S +++ b/arch/arm/mm/cache-v4.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/cache-v4.S * * Copyright (C) 1997-2002 Russell king - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <linux/init.h> diff --git a/arch/arm/mm/cache-v4wb.S b/arch/arm/mm/cache-v4wb.S index a5084ec70c6e..905ac2fa2b1e 100644 --- a/arch/arm/mm/cache-v4wb.S +++ b/arch/arm/mm/cache-v4wb.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/cache-v4wb.S * * Copyright (C) 1997-2002 Russell king - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <linux/init.h> diff --git a/arch/arm/mm/cache-v4wt.S b/arch/arm/mm/cache-v4wt.S index a0982ce49007..0b290c25a99d 100644 --- a/arch/arm/mm/cache-v4wt.S +++ b/arch/arm/mm/cache-v4wt.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/cache-v4wt.S * * Copyright (C) 1997-2002 Russell king * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ARMv4 write through cache operations support. * * We assume that the write buffer is not enabled. diff --git a/arch/arm/mm/cache-v6.S b/arch/arm/mm/cache-v6.S index be68d62566c7..f0f65eb073e4 100644 --- a/arch/arm/mm/cache-v6.S +++ b/arch/arm/mm/cache-v6.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/cache-v6.S * * Copyright (C) 2001 Deep Blue Solutions Ltd. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This is the "shell" of the ARMv6 processor support. */ #include <linux/linkage.h> diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S index 2149b47a0c5a..8c83b4586883 100644 --- a/arch/arm/mm/cache-v7.S +++ b/arch/arm/mm/cache-v7.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/cache-v7.S * * Copyright (C) 2001 Deep Blue Solutions Ltd. * Copyright (C) 2005 ARM Ltd. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This is the "shell" of the ARMv7 processor support. */ #include <linux/linkage.h> diff --git a/arch/arm/mm/cache-v7m.S b/arch/arm/mm/cache-v7m.S index 32aa2a2aa260..a0035c426ce6 100644 --- a/arch/arm/mm/cache-v7m.S +++ b/arch/arm/mm/cache-v7m.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/cache-v7m.S * @@ -6,10 +7,6 @@ * Copyright (C) 2001 Deep Blue Solutions Ltd. * Copyright (C) 2005 ARM Ltd. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This is the "shell" of the ARMv7M processor support. */ #include <linux/linkage.h> diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c index c8c8b9ed02e0..b7525b433f3e 100644 --- a/arch/arm/mm/context.c +++ b/arch/arm/mm/context.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/context.c * @@ -5,10 +6,6 @@ * Copyright (C) 2012 ARM Limited * * Author: Will Deacon <will.deacon@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/sched.h> diff --git a/arch/arm/mm/copypage-fa.c b/arch/arm/mm/copypage-fa.c index bf24690ec83a..7e28c26f5aa4 100644 --- a/arch/arm/mm/copypage-fa.c +++ b/arch/arm/mm/copypage-fa.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/lib/copypage-fa.S * @@ -6,10 +7,6 @@ * * Based on copypage-v4wb.S: * Copyright (C) 1995-1999 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/highmem.h> diff --git a/arch/arm/mm/copypage-feroceon.c b/arch/arm/mm/copypage-feroceon.c index cc819732d9b8..064b19e63571 100644 --- a/arch/arm/mm/copypage-feroceon.c +++ b/arch/arm/mm/copypage-feroceon.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/copypage-feroceon.S * * Copyright (C) 2008 Marvell Semiconductors * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This handles copy_user_highpage and clear_user_page on Feroceon * more optimally than the generic implementations. */ diff --git a/arch/arm/mm/copypage-v4mc.c b/arch/arm/mm/copypage-v4mc.c index f74cdce6d4da..a94bd08fdec2 100644 --- a/arch/arm/mm/copypage-v4mc.c +++ b/arch/arm/mm/copypage-v4mc.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/lib/copypage-armv4mc.S * * Copyright (C) 1995-2005 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This handles the mini data cache, as found on SA11x0 and XScale * processors. When we copy a user page page, we map it in such a way * that accesses to this page will not touch the main data cache, but diff --git a/arch/arm/mm/copypage-v4wb.c b/arch/arm/mm/copypage-v4wb.c index 6d336740aae4..c3581b226459 100644 --- a/arch/arm/mm/copypage-v4wb.c +++ b/arch/arm/mm/copypage-v4wb.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/copypage-v4wb.c * * Copyright (C) 1995-1999 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/highmem.h> diff --git a/arch/arm/mm/copypage-v4wt.c b/arch/arm/mm/copypage-v4wt.c index 3851bb396442..1fb10733305a 100644 --- a/arch/arm/mm/copypage-v4wt.c +++ b/arch/arm/mm/copypage-v4wt.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/copypage-v4wt.S * * Copyright (C) 1995-1999 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This is for CPUs with a writethrough cache and 'flush ID cache' is * the only supported cache operation. */ diff --git a/arch/arm/mm/copypage-v6.c b/arch/arm/mm/copypage-v6.c index a698e575e321..a6488bb6cfa9 100644 --- a/arch/arm/mm/copypage-v6.c +++ b/arch/arm/mm/copypage-v6.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/copypage-v6.c * * Copyright (C) 2002 Deep Blue Solutions Ltd, All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/spinlock.h> diff --git a/arch/arm/mm/copypage-xsc3.c b/arch/arm/mm/copypage-xsc3.c index a08158241ad1..6f0909dda2f9 100644 --- a/arch/arm/mm/copypage-xsc3.c +++ b/arch/arm/mm/copypage-xsc3.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/copypage-xsc3.S * * Copyright (C) 2004 Intel Corp. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Adapted for 3rd gen XScale core, no more mini-dcache * Author: Matt Gilbert (matthew.m.gilbert@intel.com) */ diff --git a/arch/arm/mm/copypage-xscale.c b/arch/arm/mm/copypage-xscale.c index 63b921936754..61d834157bc0 100644 --- a/arch/arm/mm/copypage-xscale.c +++ b/arch/arm/mm/copypage-xscale.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/lib/copypage-xscale.S * * Copyright (C) 1995-2005 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This handles the mini data cache, as found on SA11x0 and XScale * processors. When we copy a user page page, we map it in such a way * that accesses to this page will not touch the main data cache, but diff --git a/arch/arm/mm/dma-mapping-nommu.c b/arch/arm/mm/dma-mapping-nommu.c index f304b10e23a4..1aea01ba1262 100644 --- a/arch/arm/mm/dma-mapping-nommu.c +++ b/arch/arm/mm/dma-mapping-nommu.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on linux/arch/arm/mm/dma-mapping.c * * Copyright (C) 2000-2004 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/export.h> diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 0a75058c11f3..439bb6a59a04 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/dma-mapping.c * * Copyright (C) 2000-2004 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * DMA uncached mapping support. */ #include <linux/module.h> diff --git a/arch/arm/mm/fault-armv.c b/arch/arm/mm/fault-armv.c index 4d75dae5ac96..ae857f41f68d 100644 --- a/arch/arm/mm/fault-armv.c +++ b/arch/arm/mm/fault-armv.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/fault-armv.c * * Copyright (C) 1995 Linus Torvalds * Modifications for ARM processor (c) 1995-2002 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/sched.h> #include <linux/kernel.h> diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c index 58f69fa07df9..0048eadd0681 100644 --- a/arch/arm/mm/fault.c +++ b/arch/arm/mm/fault.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/fault.c * * Copyright (C) 1995 Linus Torvalds * Modifications for ARM processor (c) 1995-2004 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/extable.h> #include <linux/signal.h> diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c index 58469623b015..6ecbda87ee46 100644 --- a/arch/arm/mm/flush.c +++ b/arch/arm/mm/flush.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/flush.c * * Copyright (C) 1995-2002 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/mm.h> diff --git a/arch/arm/mm/highmem.c b/arch/arm/mm/highmem.c index d02f8187b1cc..a76f8ace9ce6 100644 --- a/arch/arm/mm/highmem.c +++ b/arch/arm/mm/highmem.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mm/highmem.c -- ARM highmem support * * Author: Nicolas Pitre * Created: september 8, 2008 * Copyright: Marvell Semiconductors Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index be0b42937888..749a5a6f6143 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/init.c * * Copyright (C) 1995-2005 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/errno.h> diff --git a/arch/arm/mm/l2c-common.c b/arch/arm/mm/l2c-common.c index 10a3cf28c362..073b435ae0fe 100644 --- a/arch/arm/mm/l2c-common.c +++ b/arch/arm/mm/l2c-common.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 ARM Ltd. * Written by Catalin Marinas <catalin.marinas@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/bug.h> #include <linux/smp.h> diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index f3ce34113f89..1aa2586fa597 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/mmu.c * * Copyright (C) 1995-2005 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/kernel.h> diff --git a/arch/arm/mm/pgd.c b/arch/arm/mm/pgd.c index a1606d950251..478bd2c6aa50 100644 --- a/arch/arm/mm/pgd.c +++ b/arch/arm/mm/pgd.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/pgd.c * * Copyright (C) 1998-2005 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/mm.h> #include <linux/gfp.h> diff --git a/arch/arm/mm/proc-arm740.S b/arch/arm/mm/proc-arm740.S index 024fb7732407..1b4a3838393f 100644 --- a/arch/arm/mm/proc-arm740.S +++ b/arch/arm/mm/proc-arm740.S @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/arm740.S: utility functions for ARM740 * * Copyright (C) 2004-2006 Hyok S. Choi (hyok.choi@samsung.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/linkage.h> #include <linux/init.h> diff --git a/arch/arm/mm/proc-arm7tdmi.S b/arch/arm/mm/proc-arm7tdmi.S index 25472d94426d..17a4687065c7 100644 --- a/arch/arm/mm/proc-arm7tdmi.S +++ b/arch/arm/mm/proc-arm7tdmi.S @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/proc-arm7tdmi.S: utility functions for ARM7TDMI * * Copyright (C) 2003-2006 Hyok S. Choi <hyok.choi@samsung.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/linkage.h> #include <linux/init.h> diff --git a/arch/arm/mm/proc-arm940.S b/arch/arm/mm/proc-arm940.S index ee5b66f847c4..1c26d991386d 100644 --- a/arch/arm/mm/proc-arm940.S +++ b/arch/arm/mm/proc-arm940.S @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/arm940.S: utility functions for ARM940T * * Copyright (C) 2004-2006 Hyok S. Choi (hyok.choi@samsung.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/linkage.h> #include <linux/init.h> diff --git a/arch/arm/mm/proc-arm946.S b/arch/arm/mm/proc-arm946.S index 7361837edc31..2dc1c75a4fd4 100644 --- a/arch/arm/mm/proc-arm946.S +++ b/arch/arm/mm/proc-arm946.S @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/arm946.S: utility functions for ARM946E-S * * Copyright (C) 2004-2006 Hyok S. Choi (hyok.choi@samsung.com) * * (Many of cache codes are from proc-arm926.S) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/linkage.h> #include <linux/init.h> diff --git a/arch/arm/mm/proc-arm9tdmi.S b/arch/arm/mm/proc-arm9tdmi.S index 7fac8c612134..913c06e590af 100644 --- a/arch/arm/mm/proc-arm9tdmi.S +++ b/arch/arm/mm/proc-arm9tdmi.S @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/proc-arm9tdmi.S: utility functions for ARM9TDMI * * Copyright (C) 2003-2006 Hyok S. Choi <hyok.choi@samsung.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/linkage.h> #include <linux/init.h> diff --git a/arch/arm/mm/proc-sa110.S b/arch/arm/mm/proc-sa110.S index ee2ce496239f..d5bc5d702563 100644 --- a/arch/arm/mm/proc-sa110.S +++ b/arch/arm/mm/proc-sa110.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/proc-sa110.S * * Copyright (C) 1997-2002 Russell King * hacked for non-paged-MM by Hyok S. Choi, 2003. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * MMU functions for SA110 * * These are the low level assembler for performing cache and TLB diff --git a/arch/arm/mm/proc-sa1100.S b/arch/arm/mm/proc-sa1100.S index 222d5836f666..be7b611c76c7 100644 --- a/arch/arm/mm/proc-sa1100.S +++ b/arch/arm/mm/proc-sa1100.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/proc-sa1100.S * * Copyright (C) 1997-2002 Russell King * hacked for non-paged-MM by Hyok S. Choi, 2003. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * MMU functions for SA110 * * These are the low level assembler for performing cache and TLB diff --git a/arch/arm/mm/proc-syms.c b/arch/arm/mm/proc-syms.c index 054b491ff764..e21249548e9f 100644 --- a/arch/arm/mm/proc-syms.c +++ b/arch/arm/mm/proc-syms.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mm/proc-syms.c * * Copyright (C) 2000-2002 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/mm.h> diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S index 06d890a2342b..c1c85eb3484f 100644 --- a/arch/arm/mm/proc-v6.S +++ b/arch/arm/mm/proc-v6.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/proc-v6.S * * Copyright (C) 2001 Deep Blue Solutions Ltd. * Modified by Catalin Marinas for noMMU support * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This is the "shell" of the ARMv6 processor support. */ #include <linux/init.h> diff --git a/arch/arm/mm/proc-v7-2level.S b/arch/arm/mm/proc-v7-2level.S index f8d45ad2a515..5db029c8f987 100644 --- a/arch/arm/mm/proc-v7-2level.S +++ b/arch/arm/mm/proc-v7-2level.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/mm/proc-v7-2level.S * * Copyright (C) 2001 Deep Blue Solutions Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define TTB_S (1 << 1) diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 339eb17c9808..83741c31757d 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/proc-v7.S * * Copyright (C) 2001 Deep Blue Solutions Ltd. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This is the "shell" of the ARMv7 processor support. */ #include <linux/arm-smccc.h> diff --git a/arch/arm/mm/proc-v7m.S b/arch/arm/mm/proc-v7m.S index acd5a66dfc23..1448f144e7fb 100644 --- a/arch/arm/mm/proc-v7m.S +++ b/arch/arm/mm/proc-v7m.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/proc-v7m.S * * Copyright (C) 2008 ARM Ltd. * Copyright (C) 2001 Deep Blue Solutions Ltd. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This is the "shell" of the ARMv7-M processor support. */ #include <linux/linkage.h> diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S index 293dcc2c441f..1ac0fbbe9f12 100644 --- a/arch/arm/mm/proc-xsc3.S +++ b/arch/arm/mm/proc-xsc3.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/proc-xsc3.S * @@ -7,10 +8,6 @@ * Copyright 2004 (C) Intel Corp. * Copyright 2005 (C) MontaVista Software, Inc. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * MMU functions for the Intel XScale3 Core (XSC3). The XSC3 core is * an extension to Intel's original XScale core that adds the following * features: diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S index 3d75b7972fd1..bdb2b7749b03 100644 --- a/arch/arm/mm/proc-xscale.S +++ b/arch/arm/mm/proc-xscale.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/proc-xscale.S * @@ -5,10 +6,6 @@ * Created: November 2000 * Copyright: (C) 2000, 2001 MontaVista Software Inc. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * MMU functions for the Intel XScale CPUs * * 2001 Aug 21: diff --git a/arch/arm/mm/pv-fixup-asm.S b/arch/arm/mm/pv-fixup-asm.S index fd2ff9034d17..769778928356 100644 --- a/arch/arm/mm/pv-fixup-asm.S +++ b/arch/arm/mm/pv-fixup-asm.S @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2015 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This assembly is required to safely remap the physical address space * for Keystone 2 */ diff --git a/arch/arm/mm/tlb-fa.S b/arch/arm/mm/tlb-fa.S index d2d9ecbe0aac..def6161ec452 100644 --- a/arch/arm/mm/tlb-fa.S +++ b/arch/arm/mm/tlb-fa.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/tlb-fa.S * @@ -7,10 +8,6 @@ * Based on tlb-v4wbi.S: * Copyright (C) 1997-2002 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ARM architecture version 4, Faraday variation. * This assume an unified TLBs, with a write buffer, and branch target buffer (BTB) * diff --git a/arch/arm/mm/tlb-v4.S b/arch/arm/mm/tlb-v4.S index a2b5dca42048..b962b4e75158 100644 --- a/arch/arm/mm/tlb-v4.S +++ b/arch/arm/mm/tlb-v4.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/tlbv4.S * * Copyright (C) 1997-2002 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ARM architecture version 4 TLB handling functions. * These assume a split I/D TLBs, and no write buffer. * diff --git a/arch/arm/mm/tlb-v4wb.S b/arch/arm/mm/tlb-v4wb.S index 5a093b458dbc..9348bba7586a 100644 --- a/arch/arm/mm/tlb-v4wb.S +++ b/arch/arm/mm/tlb-v4wb.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/tlbv4wb.S * * Copyright (C) 1997-2002 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ARM architecture version 4 TLB handling functions. * These assume a split I/D TLBs w/o I TLB entry, with a write buffer. * diff --git a/arch/arm/mm/tlb-v4wbi.S b/arch/arm/mm/tlb-v4wbi.S index 058861548f68..d4f9040a4111 100644 --- a/arch/arm/mm/tlb-v4wbi.S +++ b/arch/arm/mm/tlb-v4wbi.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/tlbv4wbi.S * * Copyright (C) 1997-2002 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ARM architecture version 4 and version 5 TLB handling functions. * These assume a split I/D TLBs, with a write buffer. * diff --git a/arch/arm/mm/tlb-v6.S b/arch/arm/mm/tlb-v6.S index 6f689be638bd..5335b9687297 100644 --- a/arch/arm/mm/tlb-v6.S +++ b/arch/arm/mm/tlb-v6.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/tlb-v6.S * * Copyright (C) 1997-2002 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ARM architecture version 6 TLB handling functions. * These assume a split I/D TLB. */ diff --git a/arch/arm/mm/tlb-v7.S b/arch/arm/mm/tlb-v7.S index e5101a3bc57c..1bb28d7db567 100644 --- a/arch/arm/mm/tlb-v7.S +++ b/arch/arm/mm/tlb-v7.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/tlb-v7.S * * Copyright (C) 1997-2002 Russell King * Modified for ARMv7 by Catalin Marinas * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ARM architecture version 6 TLB handling functions. * These assume a split I/D TLB. */ diff --git a/arch/arm/plat-iop/i2c.c b/arch/arm/plat-iop/i2c.c index 88215ad031a2..7a79213db3e1 100644 --- a/arch/arm/plat-iop/i2c.c +++ b/arch/arm/plat-iop/i2c.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/plat-iop/i2c.c * * Author: Nicolas Pitre <nico@cam.org> * Copyright (C) 2001 MontaVista Software, Inc. * Copyright (C) 2004 Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/mm.h> diff --git a/arch/arm/plat-iop/pci.c b/arch/arm/plat-iop/pci.c index 362474b5c40d..4c42c95e4bf5 100644 --- a/arch/arm/plat-iop/pci.c +++ b/arch/arm/plat-iop/pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/plat-iop/pci.c * @@ -5,10 +6,6 @@ * * Author: Rory Bolt <rorybolt@pacbell.net> * Copyright (C) 2002 Rory Bolt - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/plat-iop/pmu.c b/arch/arm/plat-iop/pmu.c index c6d979ace524..04c44a809b32 100644 --- a/arch/arm/plat-iop/pmu.c +++ b/arch/arm/plat-iop/pmu.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PMU IRQ registration for the iop3xx xscale PMU families. * Copyright (C) 2010 Will Deacon, ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/platform_device.h> diff --git a/arch/arm/plat-iop/restart.c b/arch/arm/plat-iop/restart.c index 3a4d5e5fde52..cf6d3d9a2112 100644 --- a/arch/arm/plat-iop/restart.c +++ b/arch/arm/plat-iop/restart.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * restart.c * * Copyright (C) 2001 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/hardware/iop3xx.h> #include <asm/system_misc.h> diff --git a/arch/arm/plat-iop/setup.c b/arch/arm/plat-iop/setup.c index 8151bde990e6..d10e0102d82c 100644 --- a/arch/arm/plat-iop/setup.c +++ b/arch/arm/plat-iop/setup.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/plat-iop/setup.c * * Author: Nicolas Pitre <nico@fluxnic.net> * Copyright (C) 2001 MontaVista Software, Inc. * Copyright (C) 2004 Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/mm.h> diff --git a/arch/arm/plat-omap/counter_32k.c b/arch/arm/plat-omap/counter_32k.c index fcc5bfec8bd1..7a729ade2105 100644 --- a/arch/arm/plat-omap/counter_32k.c +++ b/arch/arm/plat-omap/counter_32k.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OMAP 32ksynctimer/counter_32k-related code * @@ -6,10 +7,6 @@ * Tony Lindgren <tony@atomide.com> * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * NOTE: This timer is not the same timer as the old OMAP1 MPU timer. */ #include <linux/kernel.h> diff --git a/arch/arm/plat-omap/debug-leds.c b/arch/arm/plat-omap/debug-leds.c index 48b69de89a5d..2b698d074874 100644 --- a/arch/arm/plat-omap/debug-leds.c +++ b/arch/arm/plat-omap/debug-leds.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/plat-omap/debug-leds.c * * Copyright 2011 by Bryan Wu <bryan.wu@canonical.com> * Copyright 2003 by Texas Instruments Incorporated - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index 5ca4c5fd627a..79f43acf9acb 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/plat-omap/dma.c * @@ -18,11 +19,6 @@ * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ * Converted DMA library into DMA platform driver. * - G, Manjunath Kondaiah <manjugk@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/module.h> diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index 921840acf65c..0f1eacad7fe3 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/plat-omap/sram.c * @@ -8,10 +9,6 @@ * * Copyright (C) 2009-2012 Texas Instruments * Added OMAP4/5 support - Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #undef DEBUG diff --git a/arch/arm/plat-pxa/include/plat/mfp.h b/arch/arm/plat-pxa/include/plat/mfp.h index 10bc4f3757d1..3accaa9ee781 100644 --- a/arch/arm/plat-pxa/include/plat/mfp.h +++ b/arch/arm/plat-pxa/include/plat/mfp.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/plat-pxa/include/plat/mfp.h * @@ -7,10 +8,6 @@ * * 2007-8-21: eric miao <eric.miao@marvell.com> * initial version - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_PLAT_MFP_H diff --git a/arch/arm/plat-pxa/mfp.c b/arch/arm/plat-pxa/mfp.c index 2c4dbb1f4236..17fc4f33f35b 100644 --- a/arch/arm/plat-pxa/mfp.c +++ b/arch/arm/plat-pxa/mfp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/plat-pxa/mfp.c * @@ -7,10 +8,6 @@ * * 2007-08-21: eric miao <eric.miao@marvell.com> * initial version - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/arm/plat-pxa/ssp.c b/arch/arm/plat-pxa/ssp.c index bf25f780c1c9..9a6e4923bd69 100644 --- a/arch/arm/plat-pxa/ssp.c +++ b/arch/arm/plat-pxa/ssp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/ssp.c * @@ -6,10 +7,6 @@ * Copyright (C) 2003 Russell King. * Copyright (C) 2003 Wolfson Microelectronics PLC * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * PXA2xx SSP driver. This provides the generic core for simple * IO-based SSP applications and allows easy port setup for DMA access. * diff --git a/arch/arm/plat-versatile/headsmp.S b/arch/arm/plat-versatile/headsmp.S index e99396dfa6f3..09d9fc30c8ca 100644 --- a/arch/arm/plat-versatile/headsmp.S +++ b/arch/arm/plat-versatile/headsmp.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/plat-versatile/headsmp.S * * Copyright (c) 2003 ARM Limited * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <linux/init.h> diff --git a/arch/arm/plat-versatile/hotplug.c b/arch/arm/plat-versatile/hotplug.c index c974958417fe..2e9dca38bec0 100644 --- a/arch/arm/plat-versatile/hotplug.c +++ b/arch/arm/plat-versatile/hotplug.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2002 ARM Ltd. * All Rights Reserved * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This hotplug implementation is _specific_ to the situation found on * ARM development platforms where there is _no_ possibility of actually * taking a CPU offline, resetting it, or otherwise. Real platforms must diff --git a/arch/arm/plat-versatile/include/plat/platsmp.h b/arch/arm/plat-versatile/include/plat/platsmp.h index 1b087fbbc700..500605f48b80 100644 --- a/arch/arm/plat-versatile/include/plat/platsmp.h +++ b/arch/arm/plat-versatile/include/plat/platsmp.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/plat-versatile/include/plat/platsmp.h * * Copyright (C) 2011 ARM Ltd. * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ extern volatile int versatile_cpu_release; diff --git a/arch/arm/plat-versatile/platsmp.c b/arch/arm/plat-versatile/platsmp.c index 6e2836243187..3567296cec2a 100644 --- a/arch/arm/plat-versatile/platsmp.c +++ b/arch/arm/plat-versatile/platsmp.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/plat-versatile/platsmp.c * * Copyright (C) 2002 ARM Ltd. * All Rights Reserved * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This code is specific to the hardware found on ARM Realview and * Versatile Express platforms where the CPUs are unable to be individually * woken, and where there is no way to hot-unplug CPUs. Real platforms diff --git a/arch/arm/probes/decode-thumb.c b/arch/arm/probes/decode-thumb.c index 985e7dd4cac6..7b447e4c9b00 100644 --- a/arch/arm/probes/decode-thumb.c +++ b/arch/arm/probes/decode-thumb.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/probes/decode-thumb.c * * Copyright (C) 2011 Jon Medhurst <tixy@yxit.co.uk>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/stddef.h> diff --git a/arch/arm/probes/decode.c b/arch/arm/probes/decode.c index 880ebe0cdf19..fe81a9c21f2d 100644 --- a/arch/arm/probes/decode.c +++ b/arch/arm/probes/decode.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/probes/decode.c * @@ -5,10 +6,6 @@ * * Some contents moved here from arch/arm/include/asm/kprobes-arm.c which is * Copyright (C) 2006, 2007 Motorola Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/probes/kprobes/actions-common.c b/arch/arm/probes/kprobes/actions-common.c index bd20a71cd34a..836aebe596cd 100644 --- a/arch/arm/probes/kprobes/actions-common.c +++ b/arch/arm/probes/kprobes/actions-common.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/probes/kprobes/actions-common.c * @@ -5,10 +6,6 @@ * * Some contents moved here from arch/arm/include/asm/kprobes-arm.c which is * Copyright (C) 2006, 2007 Motorola Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/probes/kprobes/actions-thumb.c b/arch/arm/probes/kprobes/actions-thumb.c index 07cfd9bef340..7884fcb81c26 100644 --- a/arch/arm/probes/kprobes/actions-thumb.c +++ b/arch/arm/probes/kprobes/actions-thumb.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/probes/kprobes/actions-thumb.c * * Copyright (C) 2011 Jon Medhurst <tixy@yxit.co.uk>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/arch/arm/probes/kprobes/test-arm.c b/arch/arm/probes/kprobes/test-arm.c index 8866aedfdea2..977369f1aa48 100644 --- a/arch/arm/probes/kprobes/test-arm.c +++ b/arch/arm/probes/kprobes/test-arm.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/kernel/kprobes-test-arm.c * * Copyright (C) 2011 Jon Medhurst <tixy@yxit.co.uk>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/probes/kprobes/test-core.c b/arch/arm/probes/kprobes/test-core.c index cc237fa9b90f..c562832b8627 100644 --- a/arch/arm/probes/kprobes/test-core.c +++ b/arch/arm/probes/kprobes/test-core.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/kernel/kprobes-test.c * * Copyright (C) 2011 Jon Medhurst <tixy@yxit.co.uk>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm/probes/kprobes/test-core.h b/arch/arm/probes/kprobes/test-core.h index 94285203e9f7..19a5b2add41e 100644 --- a/arch/arm/probes/kprobes/test-core.h +++ b/arch/arm/probes/kprobes/test-core.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/probes/kprobes/test-core.h * * Copyright (C) 2011 Jon Medhurst <tixy@yxit.co.uk>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define VERBOSE 0 /* Set to '1' for more logging of test cases */ diff --git a/arch/arm/probes/kprobes/test-thumb.c b/arch/arm/probes/kprobes/test-thumb.c index b683b4517458..456c181a7bfe 100644 --- a/arch/arm/probes/kprobes/test-thumb.c +++ b/arch/arm/probes/kprobes/test-thumb.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/probes/kprobes/test-thumb.c * * Copyright (C) 2011 Jon Medhurst <tixy@yxit.co.uk>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/probes/uprobes/actions-arm.c b/arch/arm/probes/uprobes/actions-arm.c index 76eb44972ebe..cedebd7d7122 100644 --- a/arch/arm/probes/uprobes/actions-arm.c +++ b/arch/arm/probes/uprobes/actions-arm.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Rabin Vincent <rabin at rab.in> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/probes/uprobes/core.c b/arch/arm/probes/uprobes/core.c index bf992264060e..c4b49b322e8a 100644 --- a/arch/arm/probes/uprobes/core.c +++ b/arch/arm/probes/uprobes/core.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 Rabin Vincent <rabin at rab.in> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/arm/probes/uprobes/core.h b/arch/arm/probes/uprobes/core.h index 1d0c12dfbd03..332ed634d59b 100644 --- a/arch/arm/probes/uprobes/core.h +++ b/arch/arm/probes/uprobes/core.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 Rabin Vincent <rabin at rab.in> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ARM_KERNEL_UPROBES_H diff --git a/arch/arm/vdso/Makefile b/arch/arm/vdso/Makefile index fadf554d9391..1f5ec9741e6d 100644 --- a/arch/arm/vdso/Makefile +++ b/arch/arm/vdso/Makefile @@ -10,9 +10,10 @@ obj-vdso := $(addprefix $(obj)/, $(obj-vdso)) ccflags-y := -fPIC -fno-common -fno-builtin -fno-stack-protector ccflags-y += -DDISABLE_BRANCH_PROFILING -ldflags-y = -Bsymbolic --no-undefined -soname=linux-vdso.so.1 \ +ldflags-$(CONFIG_CPU_ENDIAN_BE8) := --be8 +ldflags-y := -Bsymbolic --no-undefined -soname=linux-vdso.so.1 \ -z max-page-size=4096 -z common-page-size=4096 \ - -nostdlib -shared \ + -nostdlib -shared $(ldflags-y) \ $(call ld-option, --hash-style=sysv) \ $(call ld-option, --build-id) \ -T diff --git a/arch/arm/vdso/vdso.S b/arch/arm/vdso/vdso.S index a62a7b64f49c..65f2e6f863ba 100644 --- a/arch/arm/vdso/vdso.S +++ b/arch/arm/vdso/vdso.S @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Adapted from arm64 version. * * Copyright (C) 2012 ARM Limited * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * * Author: Will Deacon <will.deacon@arm.com> */ diff --git a/arch/arm/vdso/vdso.lds.S b/arch/arm/vdso/vdso.lds.S index 89ca89f12d23..73cf205b003e 100644 --- a/arch/arm/vdso/vdso.lds.S +++ b/arch/arm/vdso/vdso.lds.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Adapted from arm64 version. * @@ -5,18 +6,6 @@ * * Copyright (C) 2012 ARM Limited * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * * Author: Will Deacon <will.deacon@arm.com> * Heavily based on the vDSO linker scripts for other archs. */ diff --git a/arch/arm/vfp/entry.S b/arch/arm/vfp/entry.S index 2e78760f3495..0186cf9da890 100644 --- a/arch/arm/vfp/entry.S +++ b/arch/arm/vfp/entry.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/vfp/entry.S * * Copyright (C) 2004 ARM Limited. * Written by Deep Blue Solutions Limited. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/linkage.h> diff --git a/arch/arm/vfp/vfp.h b/arch/arm/vfp/vfp.h index 89773e5ddf35..5cd6d5053271 100644 --- a/arch/arm/vfp/vfp.h +++ b/arch/arm/vfp/vfp.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/vfp/vfp.h * * Copyright (C) 2004 ARM Limited. * Written by Deep Blue Solutions Limited. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ static inline u32 vfp_shiftright32jamming(u32 val, unsigned int shift) diff --git a/arch/arm/vfp/vfphw.S b/arch/arm/vfp/vfphw.S index f74a8f7e5f84..b2e560290860 100644 --- a/arch/arm/vfp/vfphw.S +++ b/arch/arm/vfp/vfphw.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/vfp/vfphw.S * * Copyright (C) 2004 ARM Limited. * Written by Deep Blue Solutions Limited. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This code is called from the kernel's undefined instruction trap. * r9 holds the return address for successful handling. * lr holds the return address for unrecognised instructions. diff --git a/arch/arm/vfp/vfpinstr.h b/arch/arm/vfp/vfpinstr.h index 15b95b5ab97e..38dc154e39ff 100644 --- a/arch/arm/vfp/vfpinstr.h +++ b/arch/arm/vfp/vfpinstr.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/vfp/vfpinstr.h * * Copyright (C) 2004 ARM Limited. * Written by Deep Blue Solutions Limited. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * VFP instruction masks. */ #define INST_CPRTDO(inst) (((inst) & 0x0f000000) == 0x0e000000) diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c index ee7b07938dd5..8c9e7f9f0277 100644 --- a/arch/arm/vfp/vfpmodule.c +++ b/arch/arm/vfp/vfpmodule.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/vfp/vfpmodule.c * * Copyright (C) 2004 ARM Limited. * Written by Deep Blue Solutions Limited. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> #include <linux/cpu.h> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 697ea0510729..c1734e444fb8 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -26,6 +26,7 @@ config ARM64 select ARCH_HAS_MEMBARRIER_SYNC_CORE select ARCH_HAS_PTE_SPECIAL select ARCH_HAS_SETUP_DMA_OPS + select ARCH_HAS_SET_DIRECT_MAP select ARCH_HAS_SET_MEMORY select ARCH_HAS_STRICT_KERNEL_RWX select ARCH_HAS_STRICT_MODULE_RWX @@ -107,6 +108,8 @@ config ARM64 select GENERIC_STRNCPY_FROM_USER select GENERIC_STRNLEN_USER select GENERIC_TIME_VSYSCALL + select GENERIC_GETTIMEOFDAY + select GENERIC_COMPAT_VDSO if (!CPU_BIG_ENDIAN && COMPAT) select HANDLE_DOMAIN_IRQ select HARDIRQS_SW_RESEND select HAVE_PCI @@ -160,6 +163,7 @@ config ARM64 select HAVE_SYSCALL_TRACEPOINTS select HAVE_KPROBES select HAVE_KRETPROBES + select HAVE_GENERIC_VDSO select IOMMU_DMA if IOMMU_SUPPORT select IRQ_DOMAIN select IRQ_FORCED_THREADING @@ -260,7 +264,8 @@ config GENERIC_CALIBRATE_DELAY def_bool y config ZONE_DMA32 - def_bool y + bool "Support DMA32 zone" if EXPERT + default y config HAVE_GENERIC_GUP def_bool y @@ -933,7 +938,6 @@ config PARAVIRT config PARAVIRT_TIME_ACCOUNTING bool "Paravirtual steal time accounting" select PARAVIRT - default n help Select this option to enable fine granularity task steal time accounting. Time spent executing other tasks in parallel with @@ -1418,12 +1422,27 @@ config ARM64_SVE KVM in the same kernel image. config ARM64_MODULE_PLTS - bool + bool "Use PLTs to allow module memory to spill over into vmalloc area" + depends on MODULES select HAVE_MOD_ARCH_SPECIFIC + help + Allocate PLTs when loading modules so that jumps and calls whose + targets are too far away for their relative offsets to be encoded + in the instructions themselves can be bounced via veneers in the + module's PLT. This allows modules to be allocated in the generic + vmalloc area after the dedicated module memory area has been + exhausted. + + When running with address space randomization (KASLR), the module + region itself may be too far away for ordinary relative jumps and + calls, and so in that case, module PLTs are required and cannot be + disabled. + + Specific errata workaround(s) might also force module PLTs to be + enabled (ARM64_ERRATUM_843419). config ARM64_PSEUDO_NMI bool "Support for NMI-like interrupts" - depends on BROKEN # 1556553607-46531-1-git-send-email-julien.thierry@arm.com select CONFIG_ARM_GIC_V3 help Adds support for mimicking Non-Maskable Interrupts through the use of @@ -1436,6 +1455,17 @@ config ARM64_PSEUDO_NMI If unsure, say N +if ARM64_PSEUDO_NMI +config ARM64_DEBUG_PRIORITY_MASKING + bool "Debug interrupt priority masking" + help + This adds runtime checks to functions enabling/disabling + interrupts when using priority masking. The additional checks verify + the validity of ICC_PMR_EL1 when calling concerned functions. + + If unsure, say N +endif + config RELOCATABLE bool help diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index c7ad684926c3..d07fc063c930 100644 --- a/arch/arm64/Kconfig.platforms +++ b/arch/arm64/Kconfig.platforms @@ -89,6 +89,7 @@ config ARCH_K3 bool "Texas Instruments Inc. K3 multicore SoC architecture" select PM_GENERIC_DOMAINS if PM select MAILBOX + select SOC_TI select TI_MESSAGE_MANAGER select TI_SCI_PROTOCOL select TI_SCI_INTR_IRQCHIP @@ -168,6 +169,7 @@ config ARCH_MXC select IMX_GPCV2_PM_DOMAINS select PM select PM_GENERIC_DOMAINS + select SOC_BUS help This enables support for the ARMv8 based SoCs in the NXP i.MX family. diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile index 8fbd583b18e1..e3d3fd0a4268 100644 --- a/arch/arm64/Makefile +++ b/arch/arm64/Makefile @@ -49,10 +49,26 @@ $(warning Detected assembler with broken .inst; disassembly will be unreliable) endif endif -KBUILD_CFLAGS += -mgeneral-regs-only $(lseinstr) $(brokengasinst) +ifeq ($(CONFIG_GENERIC_COMPAT_VDSO), y) + CROSS_COMPILE_COMPAT ?= $(CONFIG_CROSS_COMPILE_COMPAT_VDSO:"%"=%) + + ifeq ($(CONFIG_CC_IS_CLANG), y) + $(warning CROSS_COMPILE_COMPAT is clang, the compat vDSO will not be built) + else ifeq ($(CROSS_COMPILE_COMPAT),) + $(warning CROSS_COMPILE_COMPAT not defined or empty, the compat vDSO will not be built) + else ifeq ($(shell which $(CROSS_COMPILE_COMPAT)gcc 2> /dev/null),) + $(error $(CROSS_COMPILE_COMPAT)gcc not found, check CROSS_COMPILE_COMPAT) + else + export CROSS_COMPILE_COMPAT + export CONFIG_COMPAT_VDSO := y + compat_vdso := -DCONFIG_COMPAT_VDSO=1 + endif +endif + +KBUILD_CFLAGS += -mgeneral-regs-only $(lseinstr) $(brokengasinst) $(compat_vdso) KBUILD_CFLAGS += -fno-asynchronous-unwind-tables -KBUILD_CFLAGS += -Wno-psabi -KBUILD_AFLAGS += $(lseinstr) $(brokengasinst) +KBUILD_CFLAGS += $(call cc-disable-warning, psabi) +KBUILD_AFLAGS += $(lseinstr) $(brokengasinst) $(compat_vdso) KBUILD_CFLAGS += $(call cc-option,-mabi=lp64) KBUILD_AFLAGS += $(call cc-option,-mabi=lp64) @@ -164,6 +180,9 @@ ifeq ($(KBUILD_EXTMOD),) prepare: vdso_prepare vdso_prepare: prepare0 $(Q)$(MAKE) $(build)=arch/arm64/kernel/vdso include/generated/vdso-offsets.h + $(if $(CONFIG_COMPAT_VDSO),$(Q)$(MAKE) \ + $(build)=arch/arm64/kernel/vdso32 \ + include/generated/vdso32-offsets.h) endif define archhelp diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi index b04581249f0b..bf7f845447ed 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi @@ -28,7 +28,7 @@ enable-method = "psci"; clocks = <&clockgen 1 0>; next-level-cache = <&l2>; - cpu-idle-states = <&CPU_PH20>; + cpu-idle-states = <&CPU_PW20>; }; cpu1: cpu@1 { @@ -38,7 +38,7 @@ enable-method = "psci"; clocks = <&clockgen 1 0>; next-level-cache = <&l2>; - cpu-idle-states = <&CPU_PH20>; + cpu-idle-states = <&CPU_PW20>; }; l2: l2-cache { @@ -53,13 +53,13 @@ */ entry-method = "arm,psci"; - CPU_PH20: cpu-ph20 { - compatible = "arm,idle-state"; - idle-state-name = "PH20"; - arm,psci-suspend-param = <0x00010000>; - entry-latency-us = <1000>; - exit-latency-us = <1000>; - min-residency-us = <3000>; + CPU_PW20: cpu-pw20 { + compatible = "arm,idle-state"; + idle-state-name = "PW20"; + arm,psci-suspend-param = <0x0>; + entry-latency-us = <2000>; + exit-latency-us = <2000>; + min-residency-us = <6000>; }; }; diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index 4d583514258c..dd827e64e5fe 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -68,6 +68,7 @@ CONFIG_KEXEC=y CONFIG_CRASH_DUMP=y CONFIG_XEN=y CONFIG_COMPAT=y +CONFIG_RANDOMIZE_BASE=y CONFIG_HIBERNATION=y CONFIG_WQ_POWER_EFFICIENT_DEFAULT=y CONFIG_ARM_CPUIDLE=y @@ -613,6 +614,7 @@ CONFIG_RTC_DRV_TEGRA=y CONFIG_RTC_DRV_IMX_SC=m CONFIG_RTC_DRV_XGENE=y CONFIG_DMADEVICES=y +CONFIG_FSL_EDMA=y CONFIG_DMA_BCM2835=m CONFIG_K3_DMA=y CONFIG_MV_XOR=y diff --git a/arch/arm64/crypto/Makefile b/arch/arm64/crypto/Makefile index e766daf43b7c..0435f2a0610e 100644 --- a/arch/arm64/crypto/Makefile +++ b/arch/arm64/crypto/Makefile @@ -1,12 +1,9 @@ +# SPDX-License-Identifier: GPL-2.0-only # # linux/arch/arm64/crypto/Makefile # # Copyright (C) 2014 Linaro Ltd <ard.biesheuvel@linaro.org> # -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# obj-$(CONFIG_CRYPTO_SHA1_ARM64_CE) += sha1-ce.o sha1-ce-y := sha1-ce-glue.o sha1-ce-core.o diff --git a/arch/arm64/crypto/aes-ce-ccm-core.S b/arch/arm64/crypto/aes-ce-ccm-core.S index 1b151442dac1..9add9bbc48d8 100644 --- a/arch/arm64/crypto/aes-ce-ccm-core.S +++ b/arch/arm64/crypto/aes-ce-ccm-core.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * aesce-ccm-core.S - AES-CCM transform for ARMv8 with Crypto Extensions * * Copyright (C) 2013 - 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm64/crypto/aes-ce-ccm-glue.c b/arch/arm64/crypto/aes-ce-ccm-glue.c index cb89c80800b5..827e5473e5de 100644 --- a/arch/arm64/crypto/aes-ce-ccm-glue.c +++ b/arch/arm64/crypto/aes-ce-ccm-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * aes-ccm-glue.c - AES-CCM transform for ARMv8 with Crypto Extensions * * Copyright (C) 2013 - 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/neon.h> diff --git a/arch/arm64/crypto/aes-ce-core.S b/arch/arm64/crypto/aes-ce-core.S index 8efdfdade393..76a30fe4ba8b 100644 --- a/arch/arm64/crypto/aes-ce-core.S +++ b/arch/arm64/crypto/aes-ce-core.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 - 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm64/crypto/aes-ce-glue.c b/arch/arm64/crypto/aes-ce-glue.c index 3213843fcb46..d3bc97afde20 100644 --- a/arch/arm64/crypto/aes-ce-glue.c +++ b/arch/arm64/crypto/aes-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * aes-ce-cipher.c - core AES cipher using ARMv8 Crypto Extensions * * Copyright (C) 2013 - 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/neon.h> diff --git a/arch/arm64/crypto/aes-ce.S b/arch/arm64/crypto/aes-ce.S index 143070510809..3ebfaec97e27 100644 --- a/arch/arm64/crypto/aes-ce.S +++ b/arch/arm64/crypto/aes-ce.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm64/crypto/aes-ce.S - AES cipher for ARMv8 with * Crypto Extensions * * Copyright (C) 2013 - 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm64/crypto/aes-cipher-core.S b/arch/arm64/crypto/aes-cipher-core.S index 3a44eada2347..f06df0d2080c 100644 --- a/arch/arm64/crypto/aes-cipher-core.S +++ b/arch/arm64/crypto/aes-cipher-core.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Scalar AES core transform * * Copyright (C) 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm64/crypto/aes-cipher-glue.c b/arch/arm64/crypto/aes-cipher-glue.c index 7288e7cbebff..0913966aa6fa 100644 --- a/arch/arm64/crypto/aes-cipher-glue.c +++ b/arch/arm64/crypto/aes-cipher-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Scalar AES core transform * * Copyright (C) 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <crypto/aes.h> diff --git a/arch/arm64/crypto/aes-ctr-fallback.h b/arch/arm64/crypto/aes-ctr-fallback.h index c9285717b6b5..3ac911990ec7 100644 --- a/arch/arm64/crypto/aes-ctr-fallback.h +++ b/arch/arm64/crypto/aes-ctr-fallback.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Fallback for sync aes(ctr) in contexts where kernel mode NEON * is not allowed * * Copyright (C) 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <crypto/aes.h> diff --git a/arch/arm64/crypto/aes-glue.c b/arch/arm64/crypto/aes-glue.c index f0ceb545bd1e..8d6c8932c841 100644 --- a/arch/arm64/crypto/aes-glue.c +++ b/arch/arm64/crypto/aes-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm64/crypto/aes-glue.c - wrapper code for ARMv8 AES * * Copyright (C) 2013 - 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/neon.h> diff --git a/arch/arm64/crypto/aes-modes.S b/arch/arm64/crypto/aes-modes.S index 4c7ce231963c..2883def14be5 100644 --- a/arch/arm64/crypto/aes-modes.S +++ b/arch/arm64/crypto/aes-modes.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm64/crypto/aes-modes.S - chaining mode wrappers for AES * * Copyright (C) 2013 - 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* included by aes-ce.S and aes-neon.S */ diff --git a/arch/arm64/crypto/aes-neon.S b/arch/arm64/crypto/aes-neon.S index 29100f692e8a..d261331747f2 100644 --- a/arch/arm64/crypto/aes-neon.S +++ b/arch/arm64/crypto/aes-neon.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm64/crypto/aes-neon.S - AES cipher for ARMv8 NEON * * Copyright (C) 2013 - 2017 Linaro Ltd. <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm64/crypto/aes-neonbs-core.S b/arch/arm64/crypto/aes-neonbs-core.S index 8432c8d0dea6..cf10ff8878a3 100644 --- a/arch/arm64/crypto/aes-neonbs-core.S +++ b/arch/arm64/crypto/aes-neonbs-core.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Bit sliced AES using NEON instructions * * Copyright (C) 2016 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/arm64/crypto/aes-neonbs-glue.c b/arch/arm64/crypto/aes-neonbs-glue.c index 02b65d9eb947..281d23087697 100644 --- a/arch/arm64/crypto/aes-neonbs-glue.c +++ b/arch/arm64/crypto/aes-neonbs-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Bit sliced AES using NEON instructions * * Copyright (C) 2016 - 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/neon.h> diff --git a/arch/arm64/crypto/crct10dif-ce-glue.c b/arch/arm64/crypto/crct10dif-ce-glue.c index 2e0a7d2eee24..ccc3f6067742 100644 --- a/arch/arm64/crypto/crct10dif-ce-glue.c +++ b/arch/arm64/crypto/crct10dif-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Accelerated CRC-T10DIF using arm64 NEON and Crypto Extensions instructions * * Copyright (C) 2016 - 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cpufeature.h> diff --git a/arch/arm64/crypto/ghash-ce-core.S b/arch/arm64/crypto/ghash-ce-core.S index 1b319b716d5e..410e8afcf5a7 100644 --- a/arch/arm64/crypto/ghash-ce-core.S +++ b/arch/arm64/crypto/ghash-ce-core.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Accelerated GHASH implementation with ARMv8 PMULL instructions. * * Copyright (C) 2014 - 2018 Linaro Ltd. <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm64/crypto/ghash-ce-glue.c b/arch/arm64/crypto/ghash-ce-glue.c index b39ed99b06fb..16c5da9be9fb 100644 --- a/arch/arm64/crypto/ghash-ce-glue.c +++ b/arch/arm64/crypto/ghash-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Accelerated GHASH implementation with ARMv8 PMULL instructions. * * Copyright (C) 2014 - 2018 Linaro Ltd. <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <asm/neon.h> diff --git a/arch/arm64/crypto/sha1-ce-core.S b/arch/arm64/crypto/sha1-ce-core.S index 78eb35fb5056..c2ce1f820706 100644 --- a/arch/arm64/crypto/sha1-ce-core.S +++ b/arch/arm64/crypto/sha1-ce-core.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * sha1-ce-core.S - SHA-1 secure hash using ARMv8 Crypto Extensions * * Copyright (C) 2014 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm64/crypto/sha1-ce-glue.c b/arch/arm64/crypto/sha1-ce-glue.c index eaa7a8258f1c..ecb0f67e5998 100644 --- a/arch/arm64/crypto/sha1-ce-glue.c +++ b/arch/arm64/crypto/sha1-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * sha1-ce-glue.c - SHA-1 secure hash using ARMv8 Crypto Extensions * * Copyright (C) 2014 - 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/neon.h> diff --git a/arch/arm64/crypto/sha2-ce-core.S b/arch/arm64/crypto/sha2-ce-core.S index cd8b36412469..6f728a419009 100644 --- a/arch/arm64/crypto/sha2-ce-core.S +++ b/arch/arm64/crypto/sha2-ce-core.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * sha2-ce-core.S - core SHA-224/SHA-256 transform using v8 Crypto Extensions * * Copyright (C) 2014 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm64/crypto/sha2-ce-glue.c b/arch/arm64/crypto/sha2-ce-glue.c index a725997e55f2..955c3c2d3f5a 100644 --- a/arch/arm64/crypto/sha2-ce-glue.c +++ b/arch/arm64/crypto/sha2-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * sha2-ce-glue.c - SHA-224/SHA-256 using ARMv8 Crypto Extensions * * Copyright (C) 2014 - 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/neon.h> diff --git a/arch/arm64/crypto/sm3-ce-core.S b/arch/arm64/crypto/sm3-ce-core.S index 27169fe07a68..d50d187906cb 100644 --- a/arch/arm64/crypto/sm3-ce-core.S +++ b/arch/arm64/crypto/sm3-ce-core.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * sm3-ce-core.S - SM3 secure hash using ARMv8.2 Crypto Extensions * * Copyright (C) 2018 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm64/crypto/sm3-ce-glue.c b/arch/arm64/crypto/sm3-ce-glue.c index 5d15533799a2..d71faca322f2 100644 --- a/arch/arm64/crypto/sm3-ce-glue.c +++ b/arch/arm64/crypto/sm3-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * sm3-ce-glue.c - SM3 secure hash using ARMv8.2 Crypto Extensions * * Copyright (C) 2018 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/neon.h> diff --git a/arch/arm64/include/asm/acenv.h b/arch/arm64/include/asm/acenv.h index b49166fde7ea..f1f810dc9ec8 100644 --- a/arch/arm64/include/asm/acenv.h +++ b/arch/arm64/include/asm/acenv.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * ARM64 specific ACPICA environments and implementation * * Copyright (C) 2014, Linaro Ltd. * Author: Hanjun Guo <hanjun.guo@linaro.org> * Author: Graeme Gregory <graeme.gregory@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_ACENV_H diff --git a/arch/arm64/include/asm/acpi.h b/arch/arm64/include/asm/acpi.h index 7628efbe6c12..b263e239cb59 100644 --- a/arch/arm64/include/asm/acpi.h +++ b/arch/arm64/include/asm/acpi.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013-2014, Linaro Ltd. * Author: Al Stone <al.stone@linaro.org> * Author: Graeme Gregory <graeme.gregory@linaro.org> * Author: Hanjun Guo <hanjun.guo@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation; */ #ifndef _ASM_ACPI_H @@ -41,6 +38,9 @@ (!(entry) || (entry)->header.length < ACPI_MADT_GICC_MIN_LENGTH || \ (unsigned long)(entry) + (entry)->header.length > (end)) +#define ACPI_MADT_GICC_SPE (ACPI_OFFSET(struct acpi_madt_generic_interrupt, \ + spe_interrupt) + sizeof(u16)) + /* Basic configuration for ACPI */ #ifdef CONFIG_ACPI pgprot_t __acpi_get_mem_attribute(phys_addr_t addr); diff --git a/arch/arm64/include/asm/arch_gicv3.h b/arch/arm64/include/asm/arch_gicv3.h index 14b41ddc68ba..79155a8cfe7c 100644 --- a/arch/arm64/include/asm/arch_gicv3.h +++ b/arch/arm64/include/asm/arch_gicv3.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm64/include/asm/arch_gicv3.h * * Copyright (C) 2015 ARM Ltd. - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_ARCH_GICV3_H #define __ASM_ARCH_GICV3_H @@ -163,7 +152,9 @@ static inline bool gic_prio_masking_enabled(void) static inline void gic_pmr_mask_irqs(void) { - BUILD_BUG_ON(GICD_INT_DEF_PRI <= GIC_PRIO_IRQOFF); + BUILD_BUG_ON(GICD_INT_DEF_PRI < (GIC_PRIO_IRQOFF | + GIC_PRIO_PSR_I_SET)); + BUILD_BUG_ON(GICD_INT_DEF_PRI >= GIC_PRIO_IRQON); gic_write_pmr(GIC_PRIO_IRQOFF); } diff --git a/arch/arm64/include/asm/arch_timer.h b/arch/arm64/include/asm/arch_timer.h index 50b3ab7ded4f..7ae54d7d333a 100644 --- a/arch/arm64/include/asm/arch_timer.h +++ b/arch/arm64/include/asm/arch_timer.h @@ -1,25 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm64/include/asm/arch_timer.h * * Copyright (C) 2012 ARM Ltd. * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_ARCH_TIMER_H #define __ASM_ARCH_TIMER_H #include <asm/barrier.h> +#include <asm/hwcap.h> #include <asm/sysreg.h> #include <linux/bug.h> @@ -240,4 +230,16 @@ static inline int arch_timer_arch_init(void) return 0; } +static inline void arch_timer_set_evtstrm_feature(void) +{ + cpu_set_named_feature(EVTSTRM); +#ifdef CONFIG_COMPAT + compat_elf_hwcap |= COMPAT_HWCAP_EVTSTRM; +#endif +} + +static inline bool arch_timer_have_evtstrm_feature(void) +{ + return cpu_have_named_feature(EVTSTRM); +} #endif diff --git a/arch/arm64/include/asm/arm-cci.h b/arch/arm64/include/asm/arm-cci.h index f0b63712e10e..6d4abbd0cc13 100644 --- a/arch/arm64/include/asm/arm-cci.h +++ b/arch/arm64/include/asm/arm-cci.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm64/include/asm/arm-cci.h * * Copyright (C) 2015 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_ARM_CCI_H diff --git a/arch/arm64/include/asm/arm_dsu_pmu.h b/arch/arm64/include/asm/arm_dsu_pmu.h index 82e5cc3356bf..16cdedd5f2c5 100644 --- a/arch/arm64/include/asm/arm_dsu_pmu.h +++ b/arch/arm64/include/asm/arm_dsu_pmu.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * ARM DynamIQ Shared Unit (DSU) PMU Low level register access routines. * * Copyright (C) ARM Limited, 2017. * * Author: Suzuki K Poulose <suzuki.poulose@arm.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2, as published by the Free Software Foundation. */ #include <linux/bitops.h> diff --git a/arch/arm64/include/asm/asm-bug.h b/arch/arm64/include/asm/asm-bug.h index b3552c4a405f..03f52f84a4f3 100644 --- a/arch/arm64/include/asm/asm-bug.h +++ b/arch/arm64/include/asm/asm-bug.h @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __ASM_ASM_BUG_H /* * Copyright (C) 2017 ARM Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #define __ASM_ASM_BUG_H diff --git a/arch/arm64/include/asm/assembler.h b/arch/arm64/include/asm/assembler.h index 92b6b7cf67dd..570d195a184d 100644 --- a/arch/arm64/include/asm/assembler.h +++ b/arch/arm64/include/asm/assembler.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/assembler.h, arch/arm/mm/proc-macros.S * * Copyright (C) 1996-2000 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASSEMBLY__ #error "Only include this from assembly code" diff --git a/arch/arm64/include/asm/atomic.h b/arch/arm64/include/asm/atomic.h index 1f4e9ee641c9..657b0457d83c 100644 --- a/arch/arm64/include/asm/atomic.h +++ b/arch/arm64/include/asm/atomic.h @@ -1,21 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/atomic.h * * Copyright (C) 1996 Russell King. * Copyright (C) 2002 Deep Blue Solutions Ltd. * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_ATOMIC_H #define __ASM_ATOMIC_H diff --git a/arch/arm64/include/asm/atomic_ll_sc.h b/arch/arm64/include/asm/atomic_ll_sc.h index e321293e0c89..c8c850bc3dfb 100644 --- a/arch/arm64/include/asm/atomic_ll_sc.h +++ b/arch/arm64/include/asm/atomic_ll_sc.h @@ -1,21 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/atomic.h * * Copyright (C) 1996 Russell King. * Copyright (C) 2002 Deep Blue Solutions Ltd. * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_ATOMIC_LL_SC_H @@ -133,9 +122,9 @@ ATOMIC_OPS(xor, eor) #define ATOMIC64_OP(op, asm_op) \ __LL_SC_INLINE void \ -__LL_SC_PREFIX(arch_atomic64_##op(long i, atomic64_t *v)) \ +__LL_SC_PREFIX(arch_atomic64_##op(s64 i, atomic64_t *v)) \ { \ - long result; \ + s64 result; \ unsigned long tmp; \ \ asm volatile("// atomic64_" #op "\n" \ @@ -150,10 +139,10 @@ __LL_SC_PREFIX(arch_atomic64_##op(long i, atomic64_t *v)) \ __LL_SC_EXPORT(arch_atomic64_##op); #define ATOMIC64_OP_RETURN(name, mb, acq, rel, cl, op, asm_op) \ -__LL_SC_INLINE long \ -__LL_SC_PREFIX(arch_atomic64_##op##_return##name(long i, atomic64_t *v))\ +__LL_SC_INLINE s64 \ +__LL_SC_PREFIX(arch_atomic64_##op##_return##name(s64 i, atomic64_t *v))\ { \ - long result; \ + s64 result; \ unsigned long tmp; \ \ asm volatile("// atomic64_" #op "_return" #name "\n" \ @@ -172,10 +161,10 @@ __LL_SC_PREFIX(arch_atomic64_##op##_return##name(long i, atomic64_t *v))\ __LL_SC_EXPORT(arch_atomic64_##op##_return##name); #define ATOMIC64_FETCH_OP(name, mb, acq, rel, cl, op, asm_op) \ -__LL_SC_INLINE long \ -__LL_SC_PREFIX(arch_atomic64_fetch_##op##name(long i, atomic64_t *v)) \ +__LL_SC_INLINE s64 \ +__LL_SC_PREFIX(arch_atomic64_fetch_##op##name(s64 i, atomic64_t *v)) \ { \ - long result, val; \ + s64 result, val; \ unsigned long tmp; \ \ asm volatile("// atomic64_fetch_" #op #name "\n" \ @@ -225,10 +214,10 @@ ATOMIC64_OPS(xor, eor) #undef ATOMIC64_OP_RETURN #undef ATOMIC64_OP -__LL_SC_INLINE long +__LL_SC_INLINE s64 __LL_SC_PREFIX(arch_atomic64_dec_if_positive(atomic64_t *v)) { - long result; + s64 result; unsigned long tmp; asm volatile("// atomic64_dec_if_positive\n" diff --git a/arch/arm64/include/asm/atomic_lse.h b/arch/arm64/include/asm/atomic_lse.h index 9256a3921e4b..69acb1c19a15 100644 --- a/arch/arm64/include/asm/atomic_lse.h +++ b/arch/arm64/include/asm/atomic_lse.h @@ -1,21 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/atomic.h * * Copyright (C) 1996 Russell King. * Copyright (C) 2002 Deep Blue Solutions Ltd. * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_ATOMIC_LSE_H @@ -224,9 +213,9 @@ ATOMIC_FETCH_OP_SUB( , al, "memory") #define __LL_SC_ATOMIC64(op) __LL_SC_CALL(arch_atomic64_##op) #define ATOMIC64_OP(op, asm_op) \ -static inline void arch_atomic64_##op(long i, atomic64_t *v) \ +static inline void arch_atomic64_##op(s64 i, atomic64_t *v) \ { \ - register long x0 asm ("x0") = i; \ + register s64 x0 asm ("x0") = i; \ register atomic64_t *x1 asm ("x1") = v; \ \ asm volatile(ARM64_LSE_ATOMIC_INSN(__LL_SC_ATOMIC64(op), \ @@ -244,9 +233,9 @@ ATOMIC64_OP(add, stadd) #undef ATOMIC64_OP #define ATOMIC64_FETCH_OP(name, mb, op, asm_op, cl...) \ -static inline long arch_atomic64_fetch_##op##name(long i, atomic64_t *v)\ +static inline s64 arch_atomic64_fetch_##op##name(s64 i, atomic64_t *v) \ { \ - register long x0 asm ("x0") = i; \ + register s64 x0 asm ("x0") = i; \ register atomic64_t *x1 asm ("x1") = v; \ \ asm volatile(ARM64_LSE_ATOMIC_INSN( \ @@ -276,9 +265,9 @@ ATOMIC64_FETCH_OPS(add, ldadd) #undef ATOMIC64_FETCH_OPS #define ATOMIC64_OP_ADD_RETURN(name, mb, cl...) \ -static inline long arch_atomic64_add_return##name(long i, atomic64_t *v)\ +static inline s64 arch_atomic64_add_return##name(s64 i, atomic64_t *v) \ { \ - register long x0 asm ("x0") = i; \ + register s64 x0 asm ("x0") = i; \ register atomic64_t *x1 asm ("x1") = v; \ \ asm volatile(ARM64_LSE_ATOMIC_INSN( \ @@ -302,9 +291,9 @@ ATOMIC64_OP_ADD_RETURN( , al, "memory") #undef ATOMIC64_OP_ADD_RETURN -static inline void arch_atomic64_and(long i, atomic64_t *v) +static inline void arch_atomic64_and(s64 i, atomic64_t *v) { - register long x0 asm ("x0") = i; + register s64 x0 asm ("x0") = i; register atomic64_t *x1 asm ("x1") = v; asm volatile(ARM64_LSE_ATOMIC_INSN( @@ -320,9 +309,9 @@ static inline void arch_atomic64_and(long i, atomic64_t *v) } #define ATOMIC64_FETCH_OP_AND(name, mb, cl...) \ -static inline long arch_atomic64_fetch_and##name(long i, atomic64_t *v) \ +static inline s64 arch_atomic64_fetch_and##name(s64 i, atomic64_t *v) \ { \ - register long x0 asm ("x0") = i; \ + register s64 x0 asm ("x0") = i; \ register atomic64_t *x1 asm ("x1") = v; \ \ asm volatile(ARM64_LSE_ATOMIC_INSN( \ @@ -346,9 +335,9 @@ ATOMIC64_FETCH_OP_AND( , al, "memory") #undef ATOMIC64_FETCH_OP_AND -static inline void arch_atomic64_sub(long i, atomic64_t *v) +static inline void arch_atomic64_sub(s64 i, atomic64_t *v) { - register long x0 asm ("x0") = i; + register s64 x0 asm ("x0") = i; register atomic64_t *x1 asm ("x1") = v; asm volatile(ARM64_LSE_ATOMIC_INSN( @@ -364,9 +353,9 @@ static inline void arch_atomic64_sub(long i, atomic64_t *v) } #define ATOMIC64_OP_SUB_RETURN(name, mb, cl...) \ -static inline long arch_atomic64_sub_return##name(long i, atomic64_t *v)\ +static inline s64 arch_atomic64_sub_return##name(s64 i, atomic64_t *v) \ { \ - register long x0 asm ("x0") = i; \ + register s64 x0 asm ("x0") = i; \ register atomic64_t *x1 asm ("x1") = v; \ \ asm volatile(ARM64_LSE_ATOMIC_INSN( \ @@ -392,9 +381,9 @@ ATOMIC64_OP_SUB_RETURN( , al, "memory") #undef ATOMIC64_OP_SUB_RETURN #define ATOMIC64_FETCH_OP_SUB(name, mb, cl...) \ -static inline long arch_atomic64_fetch_sub##name(long i, atomic64_t *v) \ +static inline s64 arch_atomic64_fetch_sub##name(s64 i, atomic64_t *v) \ { \ - register long x0 asm ("x0") = i; \ + register s64 x0 asm ("x0") = i; \ register atomic64_t *x1 asm ("x1") = v; \ \ asm volatile(ARM64_LSE_ATOMIC_INSN( \ @@ -418,7 +407,7 @@ ATOMIC64_FETCH_OP_SUB( , al, "memory") #undef ATOMIC64_FETCH_OP_SUB -static inline long arch_atomic64_dec_if_positive(atomic64_t *v) +static inline s64 arch_atomic64_dec_if_positive(atomic64_t *v) { register long x0 asm ("x0") = (long)v; diff --git a/arch/arm64/include/asm/barrier.h b/arch/arm64/include/asm/barrier.h index 85b6bedbcc68..e0e2b1946f42 100644 --- a/arch/arm64/include/asm/barrier.h +++ b/arch/arm64/include/asm/barrier.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/barrier.h * * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_BARRIER_H #define __ASM_BARRIER_H diff --git a/arch/arm64/include/asm/bitops.h b/arch/arm64/include/asm/bitops.h index 10d536b1af74..81a3e519b07d 100644 --- a/arch/arm64/include/asm/bitops.h +++ b/arch/arm64/include/asm/bitops.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_BITOPS_H #define __ASM_BITOPS_H diff --git a/arch/arm64/include/asm/brk-imm.h b/arch/arm64/include/asm/brk-imm.h index d84294064e6a..e3d47b52161d 100644 --- a/arch/arm64/include/asm/brk-imm.h +++ b/arch/arm64/include/asm/brk-imm.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_BRK_IMM_H diff --git a/arch/arm64/include/asm/bug.h b/arch/arm64/include/asm/bug.h index d7dc43752705..28be048db3f6 100644 --- a/arch/arm64/include/asm/bug.h +++ b/arch/arm64/include/asm/bug.h @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2015 ARM Limited * Author: Dave Martin <Dave.Martin@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _ARCH_ARM64_ASM_BUG_H diff --git a/arch/arm64/include/asm/cache.h b/arch/arm64/include/asm/cache.h index 926434f413fa..64eeaa41e7ca 100644 --- a/arch/arm64/include/asm/cache.h +++ b/arch/arm64/include/asm/cache.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_CACHE_H #define __ASM_CACHE_H @@ -91,12 +80,15 @@ static inline u32 cache_type_cwg(void) #define __read_mostly __attribute__((__section__(".data..read_mostly"))) -static inline int cache_line_size(void) +static inline int cache_line_size_of_cpu(void) { u32 cwg = cache_type_cwg(); + return cwg ? 4 << cwg : ARCH_DMA_MINALIGN; } +int cache_line_size(void); + /* * Read the effective value of CTR_EL0. * diff --git a/arch/arm64/include/asm/cacheflush.h b/arch/arm64/include/asm/cacheflush.h index 19844211a4e6..665c78e0665a 100644 --- a/arch/arm64/include/asm/cacheflush.h +++ b/arch/arm64/include/asm/cacheflush.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/cacheflush.h * * Copyright (C) 1999-2002 Russell King. * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_CACHEFLUSH_H #define __ASM_CACHEFLUSH_H @@ -187,4 +176,7 @@ static inline void flush_cache_vunmap(unsigned long start, unsigned long end) int set_memory_valid(unsigned long addr, int numpages, int enable); +int set_direct_map_invalid_noflush(struct page *page); +int set_direct_map_default_noflush(struct page *page); + #endif diff --git a/arch/arm64/include/asm/checksum.h b/arch/arm64/include/asm/checksum.h index 0b6f5a7d4027..d064a50deb5f 100644 --- a/arch/arm64/include/asm/checksum.h +++ b/arch/arm64/include/asm/checksum.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2016 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_CHECKSUM_H #define __ASM_CHECKSUM_H diff --git a/arch/arm64/include/asm/cmpxchg.h b/arch/arm64/include/asm/cmpxchg.h index e6ea0f42e097..7a299a20f6dc 100644 --- a/arch/arm64/include/asm/cmpxchg.h +++ b/arch/arm64/include/asm/cmpxchg.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/cmpxchg.h * * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_CMPXCHG_H #define __ASM_CMPXCHG_H diff --git a/arch/arm64/include/asm/compat.h b/arch/arm64/include/asm/compat.h index 93ce86d5dae1..fb8ad4616b3b 100644 --- a/arch/arm64/include/asm/compat.h +++ b/arch/arm64/include/asm/compat.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_COMPAT_H #define __ASM_COMPAT_H diff --git a/arch/arm64/include/asm/cpu.h b/arch/arm64/include/asm/cpu.h index 88392272250e..d72d995b7e25 100644 --- a/arch/arm64/include/asm/cpu.h +++ b/arch/arm64/include/asm/cpu.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_CPU_H #define __ASM_CPU_H diff --git a/arch/arm64/include/asm/cpu_ops.h b/arch/arm64/include/asm/cpu_ops.h index 8f03446cf89f..c09d633c3109 100644 --- a/arch/arm64/include/asm/cpu_ops.h +++ b/arch/arm64/include/asm/cpu_ops.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_CPU_OPS_H #define __ASM_CPU_OPS_H diff --git a/arch/arm64/include/asm/cpucaps.h b/arch/arm64/include/asm/cpucaps.h index 33401ebc187c..f19fe4b9acc4 100644 --- a/arch/arm64/include/asm/cpucaps.h +++ b/arch/arm64/include/asm/cpucaps.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm64/include/asm/cpucaps.h * * Copyright (C) 2016 ARM Ltd. - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_CPUCAPS_H #define __ASM_CPUCAPS_H diff --git a/arch/arm64/include/asm/cpufeature.h b/arch/arm64/include/asm/cpufeature.h index bc895c869892..3d8db50d9ae2 100644 --- a/arch/arm64/include/asm/cpufeature.h +++ b/arch/arm64/include/asm/cpufeature.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014 Linaro Ltd. <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_CPUFEATURE_H @@ -617,6 +614,12 @@ static inline bool system_uses_irq_prio_masking(void) cpus_have_const_cap(ARM64_HAS_IRQ_PRIO_MASKING); } +static inline bool system_has_prio_mask_debugging(void) +{ + return IS_ENABLED(CONFIG_ARM64_DEBUG_PRIORITY_MASKING) && + system_uses_irq_prio_masking(); +} + #define ARM64_SSBD_UNKNOWN -1 #define ARM64_SSBD_FORCE_DISABLE 0 #define ARM64_SSBD_KERNEL 1 diff --git a/arch/arm64/include/asm/cputype.h b/arch/arm64/include/asm/cputype.h index 2602bae334fb..e7d46631cc42 100644 --- a/arch/arm64/include/asm/cputype.h +++ b/arch/arm64/include/asm/cputype.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_CPUTYPE_H #define __ASM_CPUTYPE_H diff --git a/arch/arm64/include/asm/daifflags.h b/arch/arm64/include/asm/daifflags.h index db452aa9e651..987926ed535e 100644 --- a/arch/arm64/include/asm/daifflags.h +++ b/arch/arm64/include/asm/daifflags.h @@ -1,23 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2017 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_DAIFFLAGS_H #define __ASM_DAIFFLAGS_H #include <linux/irqflags.h> +#include <asm/arch_gicv3.h> #include <asm/cpufeature.h> #define DAIF_PROCCTX 0 @@ -27,11 +17,20 @@ /* mask/save/unmask/restore all exceptions, including interrupts. */ static inline void local_daif_mask(void) { + WARN_ON(system_has_prio_mask_debugging() && + (read_sysreg_s(SYS_ICC_PMR_EL1) == (GIC_PRIO_IRQOFF | + GIC_PRIO_PSR_I_SET))); + asm volatile( "msr daifset, #0xf // local_daif_mask\n" : : : "memory"); + + /* Don't really care for a dsb here, we don't intend to enable IRQs */ + if (system_uses_irq_prio_masking()) + gic_write_pmr(GIC_PRIO_IRQON | GIC_PRIO_PSR_I_SET); + trace_hardirqs_off(); } @@ -43,7 +42,7 @@ static inline unsigned long local_daif_save(void) if (system_uses_irq_prio_masking()) { /* If IRQs are masked with PMR, reflect it in the flags */ - if (read_sysreg_s(SYS_ICC_PMR_EL1) <= GIC_PRIO_IRQOFF) + if (read_sysreg_s(SYS_ICC_PMR_EL1) != GIC_PRIO_IRQON) flags |= PSR_I_BIT; } @@ -56,39 +55,50 @@ static inline void local_daif_restore(unsigned long flags) { bool irq_disabled = flags & PSR_I_BIT; + WARN_ON(system_has_prio_mask_debugging() && + !(read_sysreg(daif) & PSR_I_BIT)); + if (!irq_disabled) { trace_hardirqs_on(); - if (system_uses_irq_prio_masking()) - arch_local_irq_enable(); - } else if (!(flags & PSR_A_BIT)) { - /* - * If interrupts are disabled but we can take - * asynchronous errors, we can take NMIs - */ if (system_uses_irq_prio_masking()) { - flags &= ~PSR_I_BIT; + gic_write_pmr(GIC_PRIO_IRQON); + dsb(sy); + } + } else if (system_uses_irq_prio_masking()) { + u64 pmr; + + if (!(flags & PSR_A_BIT)) { /* - * There has been concern that the write to daif - * might be reordered before this write to PMR. - * From the ARM ARM DDI 0487D.a, section D1.7.1 - * "Accessing PSTATE fields": - * Writes to the PSTATE fields have side-effects on - * various aspects of the PE operation. All of these - * side-effects are guaranteed: - * - Not to be visible to earlier instructions in - * the execution stream. - * - To be visible to later instructions in the - * execution stream - * - * Also, writes to PMR are self-synchronizing, so no - * interrupts with a lower priority than PMR is signaled - * to the PE after the write. - * - * So we don't need additional synchronization here. + * If interrupts are disabled but we can take + * asynchronous errors, we can take NMIs */ - arch_local_irq_disable(); + flags &= ~PSR_I_BIT; + pmr = GIC_PRIO_IRQOFF; + } else { + pmr = GIC_PRIO_IRQON | GIC_PRIO_PSR_I_SET; } + + /* + * There has been concern that the write to daif + * might be reordered before this write to PMR. + * From the ARM ARM DDI 0487D.a, section D1.7.1 + * "Accessing PSTATE fields": + * Writes to the PSTATE fields have side-effects on + * various aspects of the PE operation. All of these + * side-effects are guaranteed: + * - Not to be visible to earlier instructions in + * the execution stream. + * - To be visible to later instructions in the + * execution stream + * + * Also, writes to PMR are self-synchronizing, so no + * interrupts with a lower priority than PMR is signaled + * to the PE after the write. + * + * So we don't need additional synchronization here. + */ + gic_write_pmr(pmr); } write_sysreg(flags, daif); diff --git a/arch/arm64/include/asm/debug-monitors.h b/arch/arm64/include/asm/debug-monitors.h index 0679f781696d..d8ec5bb881c2 100644 --- a/arch/arm64/include/asm/debug-monitors.h +++ b/arch/arm64/include/asm/debug-monitors.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_DEBUG_MONITORS_H #define __ASM_DEBUG_MONITORS_H diff --git a/arch/arm64/include/asm/device.h b/arch/arm64/include/asm/device.h index 4658c937e173..12b778d55342 100644 --- a/arch/arm64/include/asm/device.h +++ b/arch/arm64/include/asm/device.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_DEVICE_H #define __ASM_DEVICE_H diff --git a/arch/arm64/include/asm/dma-mapping.h b/arch/arm64/include/asm/dma-mapping.h index de98191e4c7d..bdcb0922a40c 100644 --- a/arch/arm64/include/asm/dma-mapping.h +++ b/arch/arm64/include/asm/dma-mapping.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_DMA_MAPPING_H #define __ASM_DMA_MAPPING_H diff --git a/arch/arm64/include/asm/elf.h b/arch/arm64/include/asm/elf.h index 355d120b78cb..3c7037c6ba9b 100644 --- a/arch/arm64/include/asm/elf.h +++ b/arch/arm64/include/asm/elf.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_ELF_H #define __ASM_ELF_H @@ -213,7 +202,21 @@ typedef compat_elf_greg_t compat_elf_gregset_t[COMPAT_ELF_NGREG]; ({ \ set_thread_flag(TIF_32BIT); \ }) +#ifdef CONFIG_GENERIC_COMPAT_VDSO +#define COMPAT_ARCH_DLINFO \ +do { \ + /* \ + * Note that we use Elf64_Off instead of elf_addr_t because \ + * elf_addr_t in compat is defined as Elf32_Addr and casting \ + * current->mm->context.vdso to it triggers a cast warning of \ + * cast from pointer to integer of different size. \ + */ \ + NEW_AUX_ENT(AT_SYSINFO_EHDR, \ + (Elf64_Off)current->mm->context.vdso); \ +} while (0) +#else #define COMPAT_ARCH_DLINFO +#endif extern int aarch32_setup_additional_pages(struct linux_binprm *bprm, int uses_interp); #define compat_arch_setup_additional_pages \ diff --git a/arch/arm64/include/asm/esr.h b/arch/arm64/include/asm/esr.h index 0e27fe91d5ea..65ac18400979 100644 --- a/arch/arm64/include/asm/esr.h +++ b/arch/arm64/include/asm/esr.h @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_ESR_H diff --git a/arch/arm64/include/asm/exception.h b/arch/arm64/include/asm/exception.h index bc30429d8e91..ed57b760f38c 100644 --- a/arch/arm64/include/asm/exception.h +++ b/arch/arm64/include/asm/exception.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/exception.h * * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_EXCEPTION_H #define __ASM_EXCEPTION_H diff --git a/arch/arm64/include/asm/exec.h b/arch/arm64/include/asm/exec.h index f7865dd9d868..1aae6f9962fc 100644 --- a/arch/arm64/include/asm/exec.h +++ b/arch/arm64/include/asm/exec.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/exec.h * * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_EXEC_H #define __ASM_EXEC_H diff --git a/arch/arm64/include/asm/fb.h b/arch/arm64/include/asm/fb.h index adb88a64b2fe..bdc735ee1f67 100644 --- a/arch/arm64/include/asm/fb.h +++ b/arch/arm64/include/asm/fb.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_FB_H_ #define __ASM_FB_H_ diff --git a/arch/arm64/include/asm/fpsimd.h b/arch/arm64/include/asm/fpsimd.h index df62bbd33a9a..b6a2c352f4c3 100644 --- a/arch/arm64/include/asm/fpsimd.h +++ b/arch/arm64/include/asm/fpsimd.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_FP_H #define __ASM_FP_H @@ -48,8 +37,6 @@ struct task_struct; extern void fpsimd_save_state(struct user_fpsimd_state *state); extern void fpsimd_load_state(struct user_fpsimd_state *state); -extern void fpsimd_save(void); - extern void fpsimd_thread_switch(struct task_struct *next); extern void fpsimd_flush_thread(void); @@ -63,8 +50,7 @@ extern void fpsimd_bind_state_to_cpu(struct user_fpsimd_state *state, void *sve_state, unsigned int sve_vl); extern void fpsimd_flush_task_state(struct task_struct *target); -extern void fpsimd_flush_cpu_state(void); -extern void sve_flush_cpu_state(void); +extern void fpsimd_save_and_flush_cpu_state(void); /* Maximum VL that SVE VL-agnostic software can transparently support */ #define SVE_VL_ARCH_MAX 0x100 diff --git a/arch/arm64/include/asm/fpsimdmacros.h b/arch/arm64/include/asm/fpsimdmacros.h index 46843515d77b..636e9d9c7929 100644 --- a/arch/arm64/include/asm/fpsimdmacros.h +++ b/arch/arm64/include/asm/fpsimdmacros.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * FP/SIMD state saving and restoring macros * * Copyright (C) 2012 ARM Ltd. * Author: Catalin Marinas <catalin.marinas@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ .macro fpsimd_save state, tmpnr diff --git a/arch/arm64/include/asm/ftrace.h b/arch/arm64/include/asm/ftrace.h index 15a6587e12f9..5ab5200b2bdc 100644 --- a/arch/arm64/include/asm/ftrace.h +++ b/arch/arm64/include/asm/ftrace.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm64/include/asm/ftrace.h * * Copyright (C) 2013 Linaro Limited * Author: AKASHI Takahiro <takahiro.akashi@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_FTRACE_H #define __ASM_FTRACE_H diff --git a/arch/arm64/include/asm/futex.h b/arch/arm64/include/asm/futex.h index a56efb5626fa..6211e3105491 100644 --- a/arch/arm64/include/asm/futex.h +++ b/arch/arm64/include/asm/futex.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_FUTEX_H #define __ASM_FUTEX_H diff --git a/arch/arm64/include/asm/hardirq.h b/arch/arm64/include/asm/hardirq.h index 89691c86640a..87ad961f3c97 100644 --- a/arch/arm64/include/asm/hardirq.h +++ b/arch/arm64/include/asm/hardirq.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_HARDIRQ_H #define __ASM_HARDIRQ_H diff --git a/arch/arm64/include/asm/hw_breakpoint.h b/arch/arm64/include/asm/hw_breakpoint.h index 6a53e59ced95..db9ab760e6fd 100644 --- a/arch/arm64/include/asm/hw_breakpoint.h +++ b/arch/arm64/include/asm/hw_breakpoint.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_HW_BREAKPOINT_H #define __ASM_HW_BREAKPOINT_H diff --git a/arch/arm64/include/asm/hwcap.h b/arch/arm64/include/asm/hwcap.h index b4bfb6672168..3d2f2472a36c 100644 --- a/arch/arm64/include/asm/hwcap.h +++ b/arch/arm64/include/asm/hwcap.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_HWCAP_H #define __ASM_HWCAP_H @@ -95,6 +84,8 @@ #define KERNEL_HWCAP_SVEBITPERM __khwcap2_feature(SVEBITPERM) #define KERNEL_HWCAP_SVESHA3 __khwcap2_feature(SVESHA3) #define KERNEL_HWCAP_SVESM4 __khwcap2_feature(SVESM4) +#define KERNEL_HWCAP_FLAGM2 __khwcap2_feature(FLAGM2) +#define KERNEL_HWCAP_FRINT __khwcap2_feature(FRINT) /* * This yields a mask that user programs can use to figure out what diff --git a/arch/arm64/include/asm/insn.h b/arch/arm64/include/asm/insn.h index 87fdfba13a30..39e7780bedd6 100644 --- a/arch/arm64/include/asm/insn.h +++ b/arch/arm64/include/asm/insn.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 Huawei Ltd. * Author: Jiang Liu <liuj97@gmail.com> * * Copyright (C) 2014 Zi Shen Lim <zlim.lnx@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_INSN_H #define __ASM_INSN_H diff --git a/arch/arm64/include/asm/io.h b/arch/arm64/include/asm/io.h index b807cb9b517d..7ed92626949d 100644 --- a/arch/arm64/include/asm/io.h +++ b/arch/arm64/include/asm/io.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/io.h * * Copyright (C) 1996-2000 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_IO_H #define __ASM_IO_H diff --git a/arch/arm64/include/asm/irqflags.h b/arch/arm64/include/asm/irqflags.h index 629963189085..7872f260c9ee 100644 --- a/arch/arm64/include/asm/irqflags.h +++ b/arch/arm64/include/asm/irqflags.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_IRQFLAGS_H #define __ASM_IRQFLAGS_H @@ -40,6 +29,12 @@ */ static inline void arch_local_irq_enable(void) { + if (system_has_prio_mask_debugging()) { + u32 pmr = read_sysreg_s(SYS_ICC_PMR_EL1); + + WARN_ON_ONCE(pmr != GIC_PRIO_IRQON && pmr != GIC_PRIO_IRQOFF); + } + asm volatile(ALTERNATIVE( "msr daifclr, #2 // arch_local_irq_enable\n" "nop", @@ -53,6 +48,12 @@ static inline void arch_local_irq_enable(void) static inline void arch_local_irq_disable(void) { + if (system_has_prio_mask_debugging()) { + u32 pmr = read_sysreg_s(SYS_ICC_PMR_EL1); + + WARN_ON_ONCE(pmr != GIC_PRIO_IRQON && pmr != GIC_PRIO_IRQOFF); + } + asm volatile(ALTERNATIVE( "msr daifset, #2 // arch_local_irq_disable", __msr_s(SYS_ICC_PMR_EL1, "%0"), @@ -67,43 +68,46 @@ static inline void arch_local_irq_disable(void) */ static inline unsigned long arch_local_save_flags(void) { - unsigned long daif_bits; unsigned long flags; - daif_bits = read_sysreg(daif); - - /* - * The asm is logically equivalent to: - * - * if (system_uses_irq_prio_masking()) - * flags = (daif_bits & PSR_I_BIT) ? - * GIC_PRIO_IRQOFF : - * read_sysreg_s(SYS_ICC_PMR_EL1); - * else - * flags = daif_bits; - */ asm volatile(ALTERNATIVE( - "mov %0, %1\n" - "nop\n" - "nop", - __mrs_s("%0", SYS_ICC_PMR_EL1) - "ands %1, %1, " __stringify(PSR_I_BIT) "\n" - "csel %0, %0, %2, eq", - ARM64_HAS_IRQ_PRIO_MASKING) - : "=&r" (flags), "+r" (daif_bits) - : "r" ((unsigned long) GIC_PRIO_IRQOFF) + "mrs %0, daif", + __mrs_s("%0", SYS_ICC_PMR_EL1), + ARM64_HAS_IRQ_PRIO_MASKING) + : "=&r" (flags) + : : "memory"); return flags; } +static inline int arch_irqs_disabled_flags(unsigned long flags) +{ + int res; + + asm volatile(ALTERNATIVE( + "and %w0, %w1, #" __stringify(PSR_I_BIT), + "eor %w0, %w1, #" __stringify(GIC_PRIO_IRQON), + ARM64_HAS_IRQ_PRIO_MASKING) + : "=&r" (res) + : "r" ((int) flags) + : "memory"); + + return res; +} + static inline unsigned long arch_local_irq_save(void) { unsigned long flags; flags = arch_local_save_flags(); - arch_local_irq_disable(); + /* + * There are too many states with IRQs disabled, just keep the current + * state if interrupts are already disabled/masked. + */ + if (!arch_irqs_disabled_flags(flags)) + arch_local_irq_disable(); return flags; } @@ -119,26 +123,10 @@ static inline void arch_local_irq_restore(unsigned long flags) __msr_s(SYS_ICC_PMR_EL1, "%0") "dsb sy", ARM64_HAS_IRQ_PRIO_MASKING) - : "+r" (flags) : + : "r" (flags) : "memory"); } -static inline int arch_irqs_disabled_flags(unsigned long flags) -{ - int res; - - asm volatile(ALTERNATIVE( - "and %w0, %w1, #" __stringify(PSR_I_BIT) "\n" - "nop", - "cmp %w1, #" __stringify(GIC_PRIO_IRQOFF) "\n" - "cset %w0, ls", - ARM64_HAS_IRQ_PRIO_MASKING) - : "=&r" (res) - : "r" ((int) flags) - : "memory"); - - return res; -} #endif #endif diff --git a/arch/arm64/include/asm/jump_label.h b/arch/arm64/include/asm/jump_label.h index 472023498d71..cea441b6aa5d 100644 --- a/arch/arm64/include/asm/jump_label.h +++ b/arch/arm64/include/asm/jump_label.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 Huawei Ltd. * Author: Jiang Liu <liuj97@gmail.com> * * Based on arch/arm/include/asm/jump_label.h - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_JUMP_LABEL_H #define __ASM_JUMP_LABEL_H diff --git a/arch/arm64/include/asm/kernel-pgtable.h b/arch/arm64/include/asm/kernel-pgtable.h index 850e2122d53f..a6e5da755359 100644 --- a/arch/arm64/include/asm/kernel-pgtable.h +++ b/arch/arm64/include/asm/kernel-pgtable.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Kernel page table mapping * * Copyright (C) 2015 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_KERNEL_PGTABLE_H diff --git a/arch/arm64/include/asm/kexec.h b/arch/arm64/include/asm/kexec.h index 67e4cb75d1fd..12a561a54128 100644 --- a/arch/arm64/include/asm/kexec.h +++ b/arch/arm64/include/asm/kexec.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * kexec for arm64 * * Copyright (C) Linaro. * Copyright (C) Huawei Futurewei Technologies. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ARM64_KEXEC_H diff --git a/arch/arm64/include/asm/kgdb.h b/arch/arm64/include/asm/kgdb.h index da84645525b9..21fc85e9d2be 100644 --- a/arch/arm64/include/asm/kgdb.h +++ b/arch/arm64/include/asm/kgdb.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * AArch64 KGDB support * @@ -5,18 +6,6 @@ * * Copyright (C) 2013 Cavium Inc. * Author: Vijaya Kumar K <vijaya.kumar@caviumnetworks.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM_KGDB_H diff --git a/arch/arm64/include/asm/kvm_arm.h b/arch/arm64/include/asm/kvm_arm.h index 7f9d2bfcf82e..a8b205e5c4a8 100644 --- a/arch/arm64/include/asm/kvm_arm.h +++ b/arch/arm64/include/asm/kvm_arm.h @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM64_KVM_ARM_H__ diff --git a/arch/arm64/include/asm/kvm_asm.h b/arch/arm64/include/asm/kvm_asm.h index ff73f5462aca..2ca437ef59fa 100644 --- a/arch/arm64/include/asm/kvm_asm.h +++ b/arch/arm64/include/asm/kvm_asm.h @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM_KVM_ASM_H__ diff --git a/arch/arm64/include/asm/kvm_coproc.h b/arch/arm64/include/asm/kvm_coproc.h index 0b52377a6c11..0185ee8b8b5e 100644 --- a/arch/arm64/include/asm/kvm_coproc.h +++ b/arch/arm64/include/asm/kvm_coproc.h @@ -1,21 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> * * Derived from arch/arm/include/asm/kvm_coproc.h * Copyright (C) 2012 Rusty Russell IBM Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM64_KVM_COPROC_H__ diff --git a/arch/arm64/include/asm/kvm_emulate.h b/arch/arm64/include/asm/kvm_emulate.h index 613427fafff9..034dadec7168 100644 --- a/arch/arm64/include/asm/kvm_emulate.h +++ b/arch/arm64/include/asm/kvm_emulate.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> @@ -5,18 +6,6 @@ * Derived from arch/arm/include/kvm_emulate.h * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM64_KVM_EMULATE_H__ diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 4bcd9c1291d5..9f19c354b165 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> @@ -5,18 +6,6 @@ * Derived from arch/arm/include/asm/kvm_host.h: * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM64_KVM_HOST_H__ @@ -608,11 +597,12 @@ static inline void kvm_arm_vhe_guest_enter(void) * will not signal the CPU of interrupts of lower priority, and the * only way to get out will be via guest exceptions. * Naturally, we want to avoid this. + * + * local_daif_mask() already sets GIC_PRIO_PSR_I_SET, we just need a + * dsb to ensure the redistributor is forwards EL2 IRQs to the CPU. */ - if (system_uses_irq_prio_masking()) { - gic_write_pmr(GIC_PRIO_IRQON); + if (system_uses_irq_prio_masking()) dsb(sy); - } } static inline void kvm_arm_vhe_guest_exit(void) diff --git a/arch/arm64/include/asm/kvm_hyp.h b/arch/arm64/include/asm/kvm_hyp.h index 09fe8bd15f6e..286f7e7e1be4 100644 --- a/arch/arm64/include/asm/kvm_hyp.h +++ b/arch/arm64/include/asm/kvm_hyp.h @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM64_KVM_HYP_H__ diff --git a/arch/arm64/include/asm/kvm_mmio.h b/arch/arm64/include/asm/kvm_mmio.h index 75ea42079757..02b5c48fd467 100644 --- a/arch/arm64/include/asm/kvm_mmio.h +++ b/arch/arm64/include/asm/kvm_mmio.h @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM64_KVM_MMIO_H__ diff --git a/arch/arm64/include/asm/kvm_mmu.h b/arch/arm64/include/asm/kvm_mmu.h index ebeefcf835e8..befe37d4bc0e 100644 --- a/arch/arm64/include/asm/kvm_mmu.h +++ b/arch/arm64/include/asm/kvm_mmu.h @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM64_KVM_MMU_H__ diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h index 8ffcf5a512bb..b7ba75809751 100644 --- a/arch/arm64/include/asm/memory.h +++ b/arch/arm64/include/asm/memory.h @@ -1,21 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/memory.h * * Copyright (C) 2000-2002 Russell King * Copyright (C) 2012 ARM Ltd. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * * Note: this file should not be included by non-asm/.h files */ #ifndef __ASM_MEMORY_H diff --git a/arch/arm64/include/asm/mmu.h b/arch/arm64/include/asm/mmu.h index 67ef25d037ea..fd6161336653 100644 --- a/arch/arm64/include/asm/mmu.h +++ b/arch/arm64/include/asm/mmu.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_MMU_H #define __ASM_MMU_H diff --git a/arch/arm64/include/asm/mmu_context.h b/arch/arm64/include/asm/mmu_context.h index 2da3e478fd8f..7ed0adb187a8 100644 --- a/arch/arm64/include/asm/mmu_context.h +++ b/arch/arm64/include/asm/mmu_context.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/mmu_context.h * * Copyright (C) 1996 Russell King. * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_MMU_CONTEXT_H #define __ASM_MMU_CONTEXT_H diff --git a/arch/arm64/include/asm/module.h b/arch/arm64/include/asm/module.h index cd9f4e9d04d3..f80e13cbf8ec 100644 --- a/arch/arm64/include/asm/module.h +++ b/arch/arm64/include/asm/module.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_MODULE_H #define __ASM_MODULE_H diff --git a/arch/arm64/include/asm/neon-intrinsics.h b/arch/arm64/include/asm/neon-intrinsics.h index 71abfc7612b2..5f13505d39fc 100644 --- a/arch/arm64/include/asm/neon-intrinsics.h +++ b/arch/arm64/include/asm/neon-intrinsics.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2018 Linaro, Ltd. <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_NEON_INTRINSICS_H diff --git a/arch/arm64/include/asm/neon.h b/arch/arm64/include/asm/neon.h index fb9d137256a6..d4b1d172a79b 100644 --- a/arch/arm64/include/asm/neon.h +++ b/arch/arm64/include/asm/neon.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm64/include/asm/neon.h * * Copyright (C) 2013 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_NEON_H diff --git a/arch/arm64/include/asm/page-def.h b/arch/arm64/include/asm/page-def.h index 01591a29dc2e..f99d48ecbeef 100644 --- a/arch/arm64/include/asm/page-def.h +++ b/arch/arm64/include/asm/page-def.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/page.h * * Copyright (C) 1995-2003 Russell King * Copyright (C) 2017 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_PAGE_DEF_H #define __ASM_PAGE_DEF_H diff --git a/arch/arm64/include/asm/page.h b/arch/arm64/include/asm/page.h index c88a3cb117a1..d39ddb258a04 100644 --- a/arch/arm64/include/asm/page.h +++ b/arch/arm64/include/asm/page.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/page.h * * Copyright (C) 1995-2003 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_PAGE_H #define __ASM_PAGE_H diff --git a/arch/arm64/include/asm/percpu.h b/arch/arm64/include/asm/percpu.h index 6b81dd8cee01..0b6409b89e5e 100644 --- a/arch/arm64/include/asm/percpu.h +++ b/arch/arm64/include/asm/percpu.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_PERCPU_H #define __ASM_PERCPU_H diff --git a/arch/arm64/include/asm/perf_event.h b/arch/arm64/include/asm/perf_event.h index c593761ba61c..2bdbc79bbd01 100644 --- a/arch/arm64/include/asm/perf_event.h +++ b/arch/arm64/include/asm/perf_event.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_PERF_EVENT_H diff --git a/arch/arm64/include/asm/pgalloc.h b/arch/arm64/include/asm/pgalloc.h index dabba4b2c61f..cdced518378d 100644 --- a/arch/arm64/include/asm/pgalloc.h +++ b/arch/arm64/include/asm/pgalloc.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/pgalloc.h * * Copyright (C) 2000-2001 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_PGALLOC_H #define __ASM_PGALLOC_H diff --git a/arch/arm64/include/asm/pgtable-hwdef.h b/arch/arm64/include/asm/pgtable-hwdef.h index a69259cc1f16..db92950bb1a0 100644 --- a/arch/arm64/include/asm/pgtable-hwdef.h +++ b/arch/arm64/include/asm/pgtable-hwdef.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_PGTABLE_HWDEF_H #define __ASM_PGTABLE_HWDEF_H @@ -126,7 +115,6 @@ * Level 2 descriptor (PMD). */ #define PMD_TYPE_MASK (_AT(pmdval_t, 3) << 0) -#define PMD_TYPE_FAULT (_AT(pmdval_t, 0) << 0) #define PMD_TYPE_TABLE (_AT(pmdval_t, 3) << 0) #define PMD_TYPE_SECT (_AT(pmdval_t, 1) << 0) #define PMD_TABLE_BIT (_AT(pmdval_t, 1) << 1) @@ -153,8 +141,8 @@ /* * Level 3 descriptor (PTE). */ +#define PTE_VALID (_AT(pteval_t, 1) << 0) #define PTE_TYPE_MASK (_AT(pteval_t, 3) << 0) -#define PTE_TYPE_FAULT (_AT(pteval_t, 0) << 0) #define PTE_TYPE_PAGE (_AT(pteval_t, 3) << 0) #define PTE_TABLE_BIT (_AT(pteval_t, 1) << 1) #define PTE_USER (_AT(pteval_t, 1) << 6) /* AP[1] */ diff --git a/arch/arm64/include/asm/pgtable-prot.h b/arch/arm64/include/asm/pgtable-prot.h index 986e41c4c32b..f318258a14be 100644 --- a/arch/arm64/include/asm/pgtable-prot.h +++ b/arch/arm64/include/asm/pgtable-prot.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2016 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_PGTABLE_PROT_H #define __ASM_PGTABLE_PROT_H @@ -24,7 +13,6 @@ /* * Software defined PTE bits definition. */ -#define PTE_VALID (_AT(pteval_t, 1) << 0) #define PTE_WRITE (PTE_DBM) /* same as DBM (51) */ #define PTE_DIRTY (_AT(pteval_t, 1) << 55) #define PTE_SPECIAL (_AT(pteval_t, 1) << 56) diff --git a/arch/arm64/include/asm/pgtable-types.h b/arch/arm64/include/asm/pgtable-types.h index 345a072b5856..acb0751a6606 100644 --- a/arch/arm64/include/asm/pgtable-types.h +++ b/arch/arm64/include/asm/pgtable-types.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Page table types definitions. * * Copyright (C) 2014 ARM Ltd. * Author: Catalin Marinas <catalin.marinas@arm.com> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_PGTABLE_TYPES_H diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index 2c41b04708fe..3052381baaeb 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_PGTABLE_H #define __ASM_PGTABLE_H @@ -246,29 +235,42 @@ extern void __sync_icache_dcache(pte_t pteval); * * PTE_DIRTY || (PTE_WRITE && !PTE_RDONLY) */ -static inline void set_pte_at(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) + +static inline void __check_racy_pte_update(struct mm_struct *mm, pte_t *ptep, + pte_t pte) { pte_t old_pte; - if (pte_present(pte) && pte_user_exec(pte) && !pte_special(pte)) - __sync_icache_dcache(pte); + if (!IS_ENABLED(CONFIG_DEBUG_VM)) + return; + + old_pte = READ_ONCE(*ptep); + + if (!pte_valid(old_pte) || !pte_valid(pte)) + return; + if (mm != current->active_mm && atomic_read(&mm->mm_users) <= 1) + return; /* - * If the existing pte is valid, check for potential race with - * hardware updates of the pte (ptep_set_access_flags safely changes - * valid ptes without going through an invalid entry). + * Check for potential race with hardware updates of the pte + * (ptep_set_access_flags safely changes valid ptes without going + * through an invalid entry). */ - old_pte = READ_ONCE(*ptep); - if (IS_ENABLED(CONFIG_DEBUG_VM) && pte_valid(old_pte) && pte_valid(pte) && - (mm == current->active_mm || atomic_read(&mm->mm_users) > 1)) { - VM_WARN_ONCE(!pte_young(pte), - "%s: racy access flag clearing: 0x%016llx -> 0x%016llx", - __func__, pte_val(old_pte), pte_val(pte)); - VM_WARN_ONCE(pte_write(old_pte) && !pte_dirty(pte), - "%s: racy dirty state clearing: 0x%016llx -> 0x%016llx", - __func__, pte_val(old_pte), pte_val(pte)); - } + VM_WARN_ONCE(!pte_young(pte), + "%s: racy access flag clearing: 0x%016llx -> 0x%016llx", + __func__, pte_val(old_pte), pte_val(pte)); + VM_WARN_ONCE(pte_write(old_pte) && !pte_dirty(pte), + "%s: racy dirty state clearing: 0x%016llx -> 0x%016llx", + __func__, pte_val(old_pte), pte_val(pte)); +} + +static inline void set_pte_at(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, pte_t pte) +{ + if (pte_present(pte) && pte_user_exec(pte) && !pte_special(pte)) + __sync_icache_dcache(pte); + + __check_racy_pte_update(mm, ptep, pte); set_pte(ptep, pte); } @@ -335,9 +337,14 @@ static inline pmd_t pte_pmd(pte_t pte) return __pmd(pte_val(pte)); } -static inline pgprot_t mk_sect_prot(pgprot_t prot) +static inline pgprot_t mk_pud_sect_prot(pgprot_t prot) +{ + return __pgprot((pgprot_val(prot) & ~PUD_TABLE_BIT) | PUD_TYPE_SECT); +} + +static inline pgprot_t mk_pmd_sect_prot(pgprot_t prot) { - return __pgprot(pgprot_val(prot) & ~PTE_TABLE_BIT); + return __pgprot((pgprot_val(prot) & ~PMD_TABLE_BIT) | PMD_TYPE_SECT); } #ifdef CONFIG_NUMA_BALANCING @@ -812,8 +819,7 @@ extern int kern_addr_valid(unsigned long addr); #include <asm-generic/pgtable.h> -void pgd_cache_init(void); -#define pgtable_cache_init pgd_cache_init +static inline void pgtable_cache_init(void) { } /* * On AArch64, the cache coherency is handled via the set_pte_at() function. diff --git a/arch/arm64/include/asm/proc-fns.h b/arch/arm64/include/asm/proc-fns.h index 16cef2e8449e..368d90a9d0e5 100644 --- a/arch/arm64/include/asm/proc-fns.h +++ b/arch/arm64/include/asm/proc-fns.h @@ -1,21 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/proc-fns.h * * Copyright (C) 1997-1999 Russell King * Copyright (C) 2000 Deep Blue Solutions Ltd * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_PROCFNS_H #define __ASM_PROCFNS_H diff --git a/arch/arm64/include/asm/processor.h b/arch/arm64/include/asm/processor.h index fcd0e691b1ea..fd5b1a4efc70 100644 --- a/arch/arm64/include/asm/processor.h +++ b/arch/arm64/include/asm/processor.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/processor.h * * Copyright (C) 1995-1999 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_PROCESSOR_H #define __ASM_PROCESSOR_H diff --git a/arch/arm64/include/asm/ptdump.h b/arch/arm64/include/asm/ptdump.h index 9e948a93d26c..0b8e7269ec82 100644 --- a/arch/arm64/include/asm/ptdump.h +++ b/arch/arm64/include/asm/ptdump.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_PTDUMP_H #define __ASM_PTDUMP_H diff --git a/arch/arm64/include/asm/ptrace.h b/arch/arm64/include/asm/ptrace.h index b2de32939ada..81693244f58d 100644 --- a/arch/arm64/include/asm/ptrace.h +++ b/arch/arm64/include/asm/ptrace.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/ptrace.h * * Copyright (C) 1996-2003 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_PTRACE_H #define __ASM_PTRACE_H @@ -35,9 +24,15 @@ * means masking more IRQs (or at least that the same IRQs remain masked). * * To mask interrupts, we clear the most significant bit of PMR. + * + * Some code sections either automatically switch back to PSR.I or explicitly + * require to not use priority masking. If bit GIC_PRIO_PSR_I_SET is included + * in the the priority mask, it indicates that PSR.I should be set and + * interrupt disabling temporarily does not rely on IRQ priorities. */ -#define GIC_PRIO_IRQON 0xf0 -#define GIC_PRIO_IRQOFF (GIC_PRIO_IRQON & ~0x80) +#define GIC_PRIO_IRQON 0xc0 +#define GIC_PRIO_IRQOFF (GIC_PRIO_IRQON & ~0x80) +#define GIC_PRIO_PSR_I_SET (1 << 4) /* Additional SPSR bits not exposed in the UABI */ #define PSR_IL_BIT (1 << 20) diff --git a/arch/arm64/include/asm/seccomp.h b/arch/arm64/include/asm/seccomp.h index c76fac979629..c36387170936 100644 --- a/arch/arm64/include/asm/seccomp.h +++ b/arch/arm64/include/asm/seccomp.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm64/include/asm/seccomp.h * * Copyright (C) 2014 Linaro Limited * Author: AKASHI Takahiro <takahiro.akashi@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_SECCOMP_H #define _ASM_SECCOMP_H diff --git a/arch/arm64/include/asm/sections.h b/arch/arm64/include/asm/sections.h index caab039d6305..788ae971f11c 100644 --- a/arch/arm64/include/asm/sections.h +++ b/arch/arm64/include/asm/sections.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2016 ARM Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_SECTIONS_H #define __ASM_SECTIONS_H diff --git a/arch/arm64/include/asm/shmparam.h b/arch/arm64/include/asm/shmparam.h index e368a55ebd22..f920e22ec677 100644 --- a/arch/arm64/include/asm/shmparam.h +++ b/arch/arm64/include/asm/shmparam.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_SHMPARAM_H #define __ASM_SHMPARAM_H diff --git a/arch/arm64/include/asm/signal32.h b/arch/arm64/include/asm/signal32.h index 58e288aaf0ba..bd43d1cf724b 100644 --- a/arch/arm64/include/asm/signal32.h +++ b/arch/arm64/include/asm/signal32.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_SIGNAL32_H #define __ASM_SIGNAL32_H @@ -20,6 +9,52 @@ #ifdef CONFIG_COMPAT #include <linux/compat.h> +struct compat_sigcontext { + /* We always set these two fields to 0 */ + compat_ulong_t trap_no; + compat_ulong_t error_code; + + compat_ulong_t oldmask; + compat_ulong_t arm_r0; + compat_ulong_t arm_r1; + compat_ulong_t arm_r2; + compat_ulong_t arm_r3; + compat_ulong_t arm_r4; + compat_ulong_t arm_r5; + compat_ulong_t arm_r6; + compat_ulong_t arm_r7; + compat_ulong_t arm_r8; + compat_ulong_t arm_r9; + compat_ulong_t arm_r10; + compat_ulong_t arm_fp; + compat_ulong_t arm_ip; + compat_ulong_t arm_sp; + compat_ulong_t arm_lr; + compat_ulong_t arm_pc; + compat_ulong_t arm_cpsr; + compat_ulong_t fault_address; +}; + +struct compat_ucontext { + compat_ulong_t uc_flags; + compat_uptr_t uc_link; + compat_stack_t uc_stack; + struct compat_sigcontext uc_mcontext; + compat_sigset_t uc_sigmask; + int __unused[32 - (sizeof(compat_sigset_t) / sizeof(int))]; + compat_ulong_t uc_regspace[128] __attribute__((__aligned__(8))); +}; + +struct compat_sigframe { + struct compat_ucontext uc; + compat_ulong_t retcode[2]; +}; + +struct compat_rt_sigframe { + struct compat_siginfo info; + struct compat_sigframe sig; +}; + int compat_setup_frame(int usig, struct ksignal *ksig, sigset_t *set, struct pt_regs *regs); int compat_setup_rt_frame(int usig, struct ksignal *ksig, sigset_t *set, diff --git a/arch/arm64/include/asm/simd.h b/arch/arm64/include/asm/simd.h index 6495cc51246f..7434844036d3 100644 --- a/arch/arm64/include/asm/simd.h +++ b/arch/arm64/include/asm/simd.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2017 Linaro Ltd. <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #ifndef __ASM_SIMD_H @@ -15,9 +12,9 @@ #include <linux/preempt.h> #include <linux/types.h> -#ifdef CONFIG_KERNEL_MODE_NEON +DECLARE_PER_CPU(bool, fpsimd_context_busy); -DECLARE_PER_CPU(bool, kernel_neon_busy); +#ifdef CONFIG_KERNEL_MODE_NEON /* * may_use_simd - whether it is allowable at this time to issue SIMD @@ -29,15 +26,15 @@ DECLARE_PER_CPU(bool, kernel_neon_busy); static __must_check inline bool may_use_simd(void) { /* - * kernel_neon_busy is only set while preemption is disabled, + * fpsimd_context_busy is only set while preemption is disabled, * and is clear whenever preemption is enabled. Since - * this_cpu_read() is atomic w.r.t. preemption, kernel_neon_busy + * this_cpu_read() is atomic w.r.t. preemption, fpsimd_context_busy * cannot change under our feet -- if it's set we cannot be * migrated, and if it's clear we cannot be migrated to a CPU * where it is set. */ return !in_irq() && !irqs_disabled() && !in_nmi() && - !this_cpu_read(kernel_neon_busy); + !this_cpu_read(fpsimd_context_busy); } #else /* ! CONFIG_KERNEL_MODE_NEON */ diff --git a/arch/arm64/include/asm/smp.h b/arch/arm64/include/asm/smp.h index eae2d6c01262..a0c8a0b65259 100644 --- a/arch/arm64/include/asm/smp.h +++ b/arch/arm64/include/asm/smp.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_SMP_H #define __ASM_SMP_H diff --git a/arch/arm64/include/asm/smp_plat.h b/arch/arm64/include/asm/smp_plat.h index 7a495403a18a..99ad77df8f52 100644 --- a/arch/arm64/include/asm/smp_plat.h +++ b/arch/arm64/include/asm/smp_plat.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Definitions specific to SMP platforms. * * Copyright (C) 2013 ARM Ltd. - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_SMP_PLAT_H diff --git a/arch/arm64/include/asm/sparsemem.h b/arch/arm64/include/asm/sparsemem.h index b299929fe56c..1f43fcc79738 100644 --- a/arch/arm64/include/asm/sparsemem.h +++ b/arch/arm64/include/asm/sparsemem.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_SPARSEMEM_H #define __ASM_SPARSEMEM_H diff --git a/arch/arm64/include/asm/spinlock.h b/arch/arm64/include/asm/spinlock.h index 38116008d18b..b093b287babf 100644 --- a/arch/arm64/include/asm/spinlock.h +++ b/arch/arm64/include/asm/spinlock.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_SPINLOCK_H #define __ASM_SPINLOCK_H diff --git a/arch/arm64/include/asm/spinlock_types.h b/arch/arm64/include/asm/spinlock_types.h index a157ff465e27..18782f0c4721 100644 --- a/arch/arm64/include/asm/spinlock_types.h +++ b/arch/arm64/include/asm/spinlock_types.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_SPINLOCK_TYPES_H #define __ASM_SPINLOCK_TYPES_H diff --git a/arch/arm64/include/asm/stacktrace.h b/arch/arm64/include/asm/stacktrace.h index e86737b7c924..df45af931459 100644 --- a/arch/arm64/include/asm/stacktrace.h +++ b/arch/arm64/include/asm/stacktrace.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_STACKTRACE_H #define __ASM_STACKTRACE_H diff --git a/arch/arm64/include/asm/stage2_pgtable.h b/arch/arm64/include/asm/stage2_pgtable.h index 915809e4ac32..326aac658b9d 100644 --- a/arch/arm64/include/asm/stage2_pgtable.h +++ b/arch/arm64/include/asm/stage2_pgtable.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2016 - ARM Ltd * * stage2 page table helpers - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM64_S2_PGTABLE_H_ diff --git a/arch/arm64/include/asm/stat.h b/arch/arm64/include/asm/stat.h index 397c6ccd04e7..3b4a62f5aeb0 100644 --- a/arch/arm64/include/asm/stat.h +++ b/arch/arm64/include/asm/stat.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_STAT_H #define __ASM_STAT_H diff --git a/arch/arm64/include/asm/string.h b/arch/arm64/include/asm/string.h index 03a6c256b7ec..b31e8e87a0db 100644 --- a/arch/arm64/include/asm/string.h +++ b/arch/arm64/include/asm/string.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_STRING_H #define __ASM_STRING_H diff --git a/arch/arm64/include/asm/syscall.h b/arch/arm64/include/asm/syscall.h index e8bcb9ecede9..65299a2dcf9c 100644 --- a/arch/arm64/include/asm/syscall.h +++ b/arch/arm64/include/asm/syscall.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_SYSCALL_H #define __ASM_SYSCALL_H diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h index 902d75b60914..d0bd4ffcf2c4 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Macros for accessing system registers with older binutils. * * Copyright (C) 2014 ARM Ltd. * Author: Catalin Marinas <catalin.marinas@arm.com> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_SYSREG_H @@ -560,6 +549,7 @@ /* id_aa64isar1 */ #define ID_AA64ISAR1_SB_SHIFT 36 +#define ID_AA64ISAR1_FRINTTS_SHIFT 32 #define ID_AA64ISAR1_GPI_SHIFT 28 #define ID_AA64ISAR1_GPA_SHIFT 24 #define ID_AA64ISAR1_LRCPC_SHIFT 20 diff --git a/arch/arm64/include/asm/system_misc.h b/arch/arm64/include/asm/system_misc.h index fca95424e873..1ab63cfbbaf1 100644 --- a/arch/arm64/include/asm/system_misc.h +++ b/arch/arm64/include/asm/system_misc.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/system_misc.h * * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_SYSTEM_MISC_H #define __ASM_SYSTEM_MISC_H diff --git a/arch/arm64/include/asm/thread_info.h b/arch/arm64/include/asm/thread_info.h index f1d032be628a..180b34ec5965 100644 --- a/arch/arm64/include/asm/thread_info.h +++ b/arch/arm64/include/asm/thread_info.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/thread_info.h * * Copyright (C) 2002 Russell King. * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_THREAD_INFO_H #define __ASM_THREAD_INFO_H @@ -76,6 +65,7 @@ void arch_release_task_struct(struct task_struct *tsk); * TIF_SYSCALL_TRACEPOINT - syscall tracepoint for ftrace * TIF_SYSCALL_AUDIT - syscall auditing * TIF_SECCOMP - syscall secure computing + * TIF_SYSCALL_EMU - syscall emulation active * TIF_SIGPENDING - signal pending * TIF_NEED_RESCHED - rescheduling necessary * TIF_NOTIFY_RESUME - callback before returning to user @@ -91,6 +81,7 @@ void arch_release_task_struct(struct task_struct *tsk); #define TIF_SYSCALL_AUDIT 9 #define TIF_SYSCALL_TRACEPOINT 10 #define TIF_SECCOMP 11 +#define TIF_SYSCALL_EMU 12 #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ #define TIF_FREEZE 19 #define TIF_RESTORE_SIGMASK 20 @@ -109,6 +100,7 @@ void arch_release_task_struct(struct task_struct *tsk); #define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT) #define _TIF_SYSCALL_TRACEPOINT (1 << TIF_SYSCALL_TRACEPOINT) #define _TIF_SECCOMP (1 << TIF_SECCOMP) +#define _TIF_SYSCALL_EMU (1 << TIF_SYSCALL_EMU) #define _TIF_UPROBE (1 << TIF_UPROBE) #define _TIF_FSCHECK (1 << TIF_FSCHECK) #define _TIF_32BIT (1 << TIF_32BIT) @@ -120,7 +112,7 @@ void arch_release_task_struct(struct task_struct *tsk); #define _TIF_SYSCALL_WORK (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT | \ _TIF_SYSCALL_TRACEPOINT | _TIF_SECCOMP | \ - _TIF_NOHZ) + _TIF_NOHZ | _TIF_SYSCALL_EMU) #define INIT_THREAD_INFO(tsk) \ { \ diff --git a/arch/arm64/include/asm/timex.h b/arch/arm64/include/asm/timex.h index 9ad60bae5c8d..cf59ce91b22d 100644 --- a/arch/arm64/include/asm/timex.h +++ b/arch/arm64/include/asm/timex.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_TIMEX_H #define __ASM_TIMEX_H diff --git a/arch/arm64/include/asm/tlb.h b/arch/arm64/include/asm/tlb.h index a287189ca8b4..a95d1fcb7e21 100644 --- a/arch/arm64/include/asm/tlb.h +++ b/arch/arm64/include/asm/tlb.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/tlb.h * * Copyright (C) 2002 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_TLB_H #define __ASM_TLB_H diff --git a/arch/arm64/include/asm/tlbflush.h b/arch/arm64/include/asm/tlbflush.h index 3a1870228946..8af7a85f76bd 100644 --- a/arch/arm64/include/asm/tlbflush.h +++ b/arch/arm64/include/asm/tlbflush.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/tlbflush.h * * Copyright (C) 1999-2003 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_TLBFLUSH_H #define __ASM_TLBFLUSH_H @@ -195,6 +184,9 @@ static inline void __flush_tlb_range(struct vm_area_struct *vma, unsigned long asid = ASID(vma->vm_mm); unsigned long addr; + start = round_down(start, stride); + end = round_up(end, stride); + if ((end - start) >= (MAX_TLBI_OPS * stride)) { flush_tlb_mm(vma->vm_mm); return; diff --git a/arch/arm64/include/asm/traps.h b/arch/arm64/include/asm/traps.h index f9c1aa6167d2..59690613ac31 100644 --- a/arch/arm64/include/asm/traps.h +++ b/arch/arm64/include/asm/traps.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/traps.h * * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_TRAP_H #define __ASM_TRAP_H diff --git a/arch/arm64/include/asm/uaccess.h b/arch/arm64/include/asm/uaccess.h index e5d5f31c6d36..5a1c32260c1f 100644 --- a/arch/arm64/include/asm/uaccess.h +++ b/arch/arm64/include/asm/uaccess.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/uaccess.h * * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_UACCESS_H #define __ASM_UACCESS_H diff --git a/arch/arm64/include/asm/unistd.h b/arch/arm64/include/asm/unistd.h index 70e6882853c0..2a23614198f1 100644 --- a/arch/arm64/include/asm/unistd.h +++ b/arch/arm64/include/asm/unistd.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifdef CONFIG_COMPAT #define __ARCH_WANT_COMPAT_STAT64 @@ -33,8 +22,13 @@ #define __NR_compat_exit 1 #define __NR_compat_read 3 #define __NR_compat_write 4 +#define __NR_compat_gettimeofday 78 #define __NR_compat_sigreturn 119 #define __NR_compat_rt_sigreturn 173 +#define __NR_compat_clock_getres 247 +#define __NR_compat_clock_gettime 263 +#define __NR_compat_clock_gettime64 403 +#define __NR_compat_clock_getres_time64 406 /* * The following SVCs are ARM private. diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h index c39e90600bb3..aa995920bd34 100644 --- a/arch/arm64/include/asm/unistd32.h +++ b/arch/arm64/include/asm/unistd32.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * AArch32 (compat) system call definitions. * * Copyright (C) 2001-2005 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __SYSCALL diff --git a/arch/arm64/include/asm/uprobes.h b/arch/arm64/include/asm/uprobes.h index 8d004073d0e8..315eef654e39 100644 --- a/arch/arm64/include/asm/uprobes.h +++ b/arch/arm64/include/asm/uprobes.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014-2016 Pratyush Anand <panand@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_UPROBES_H diff --git a/arch/arm64/include/asm/vdso.h b/arch/arm64/include/asm/vdso.h index 839ce0031bd5..9c15e0a06301 100644 --- a/arch/arm64/include/asm/vdso.h +++ b/arch/arm64/include/asm/vdso.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_VDSO_H #define __ASM_VDSO_H @@ -28,6 +17,9 @@ #ifndef __ASSEMBLY__ #include <generated/vdso-offsets.h> +#ifdef CONFIG_COMPAT_VDSO +#include <generated/vdso32-offsets.h> +#endif #define VDSO_SYMBOL(base, name) \ ({ \ diff --git a/arch/arm64/include/asm/vdso/compat_barrier.h b/arch/arm64/include/asm/vdso/compat_barrier.h new file mode 100644 index 000000000000..fb60a88b5ed4 --- /dev/null +++ b/arch/arm64/include/asm/vdso/compat_barrier.h @@ -0,0 +1,44 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2018 ARM Limited + */ +#ifndef __COMPAT_BARRIER_H +#define __COMPAT_BARRIER_H + +#ifndef __ASSEMBLY__ +/* + * Warning: This code is meant to be used with + * ENABLE_COMPAT_VDSO only. + */ +#ifndef ENABLE_COMPAT_VDSO +#error This header is meant to be used with ENABLE_COMPAT_VDSO only +#endif + +#ifdef dmb +#undef dmb +#endif + +#define dmb(option) __asm__ __volatile__ ("dmb " #option : : : "memory") + +#if __LINUX_ARM_ARCH__ >= 8 +#define aarch32_smp_mb() dmb(ish) +#define aarch32_smp_rmb() dmb(ishld) +#define aarch32_smp_wmb() dmb(ishst) +#else +#define aarch32_smp_mb() dmb(ish) +#define aarch32_smp_rmb() aarch32_smp_mb() +#define aarch32_smp_wmb() dmb(ishst) +#endif + + +#undef smp_mb +#undef smp_rmb +#undef smp_wmb + +#define smp_mb() aarch32_smp_mb() +#define smp_rmb() aarch32_smp_rmb() +#define smp_wmb() aarch32_smp_wmb() + +#endif /* !__ASSEMBLY__ */ + +#endif /* __COMPAT_BARRIER_H */ diff --git a/arch/arm64/include/asm/vdso/compat_gettimeofday.h b/arch/arm64/include/asm/vdso/compat_gettimeofday.h new file mode 100644 index 000000000000..f4812777f5c5 --- /dev/null +++ b/arch/arm64/include/asm/vdso/compat_gettimeofday.h @@ -0,0 +1,126 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2018 ARM Limited + */ +#ifndef __ASM_VDSO_GETTIMEOFDAY_H +#define __ASM_VDSO_GETTIMEOFDAY_H + +#ifndef __ASSEMBLY__ + +#include <asm/unistd.h> +#include <uapi/linux/time.h> + +#include <asm/vdso/compat_barrier.h> + +#define __VDSO_USE_SYSCALL ULLONG_MAX + +#define VDSO_HAS_CLOCK_GETRES 1 + +static __always_inline +int gettimeofday_fallback(struct __kernel_old_timeval *_tv, + struct timezone *_tz) +{ + register struct timezone *tz asm("r1") = _tz; + register struct __kernel_old_timeval *tv asm("r0") = _tv; + register long ret asm ("r0"); + register long nr asm("r7") = __NR_compat_gettimeofday; + + asm volatile( + " swi #0\n" + : "=r" (ret) + : "r" (tv), "r" (tz), "r" (nr) + : "memory"); + + return ret; +} + +static __always_inline +long clock_gettime_fallback(clockid_t _clkid, struct __kernel_timespec *_ts) +{ + register struct __kernel_timespec *ts asm("r1") = _ts; + register clockid_t clkid asm("r0") = _clkid; + register long ret asm ("r0"); + register long nr asm("r7") = __NR_compat_clock_gettime64; + + asm volatile( + " swi #0\n" + : "=r" (ret) + : "r" (clkid), "r" (ts), "r" (nr) + : "memory"); + + return ret; +} + +static __always_inline +int clock_getres_fallback(clockid_t _clkid, struct __kernel_timespec *_ts) +{ + register struct __kernel_timespec *ts asm("r1") = _ts; + register clockid_t clkid asm("r0") = _clkid; + register long ret asm ("r0"); + register long nr asm("r7") = __NR_compat_clock_getres_time64; + + /* The checks below are required for ABI consistency with arm */ + if ((_clkid >= MAX_CLOCKS) && (_ts == NULL)) + return -EINVAL; + + asm volatile( + " swi #0\n" + : "=r" (ret) + : "r" (clkid), "r" (ts), "r" (nr) + : "memory"); + + return ret; +} + +static __always_inline u64 __arch_get_hw_counter(s32 clock_mode) +{ + u64 res; + + /* + * clock_mode == 0 implies that vDSO are enabled otherwise + * fallback on syscall. + */ + if (clock_mode) + return __VDSO_USE_SYSCALL; + + /* + * This isb() is required to prevent that the counter value + * is speculated. + */ + isb(); + asm volatile("mrrc p15, 1, %Q0, %R0, c14" : "=r" (res)); + /* + * This isb() is required to prevent that the seq lock is + * speculated. + */ + isb(); + + return res; +} + +static __always_inline const struct vdso_data *__arch_get_vdso_data(void) +{ + const struct vdso_data *ret; + + /* + * This simply puts &_vdso_data into ret. The reason why we don't use + * `ret = _vdso_data` is that the compiler tends to optimise this in a + * very suboptimal way: instead of keeping &_vdso_data in a register, + * it goes through a relocation almost every time _vdso_data must be + * accessed (even in subfunctions). This is both time and space + * consuming: each relocation uses a word in the code section, and it + * has to be loaded at runtime. + * + * This trick hides the assignment from the compiler. Since it cannot + * track where the pointer comes from, it will only use one relocation + * where __arch_get_vdso_data() is called, and then keep the result in + * a register. + */ + asm volatile("mov %0, %1" : "=r"(ret) : "r"(_vdso_data)); + + return ret; +} + +#endif /* !__ASSEMBLY__ */ + +#endif /* __ASM_VDSO_GETTIMEOFDAY_H */ diff --git a/arch/arm64/include/asm/vdso/gettimeofday.h b/arch/arm64/include/asm/vdso/gettimeofday.h new file mode 100644 index 000000000000..b08f476b72b4 --- /dev/null +++ b/arch/arm64/include/asm/vdso/gettimeofday.h @@ -0,0 +1,103 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2018 ARM Limited + */ +#ifndef __ASM_VDSO_GETTIMEOFDAY_H +#define __ASM_VDSO_GETTIMEOFDAY_H + +#ifndef __ASSEMBLY__ + +#include <asm/unistd.h> +#include <uapi/linux/time.h> + +#define __VDSO_USE_SYSCALL ULLONG_MAX + +#define VDSO_HAS_CLOCK_GETRES 1 + +static __always_inline +int gettimeofday_fallback(struct __kernel_old_timeval *_tv, + struct timezone *_tz) +{ + register struct timezone *tz asm("x1") = _tz; + register struct __kernel_old_timeval *tv asm("x0") = _tv; + register long ret asm ("x0"); + register long nr asm("x8") = __NR_gettimeofday; + + asm volatile( + " svc #0\n" + : "=r" (ret) + : "r" (tv), "r" (tz), "r" (nr) + : "memory"); + + return ret; +} + +static __always_inline +long clock_gettime_fallback(clockid_t _clkid, struct __kernel_timespec *_ts) +{ + register struct __kernel_timespec *ts asm("x1") = _ts; + register clockid_t clkid asm("x0") = _clkid; + register long ret asm ("x0"); + register long nr asm("x8") = __NR_clock_gettime; + + asm volatile( + " svc #0\n" + : "=r" (ret) + : "r" (clkid), "r" (ts), "r" (nr) + : "memory"); + + return ret; +} + +static __always_inline +int clock_getres_fallback(clockid_t _clkid, struct __kernel_timespec *_ts) +{ + register struct __kernel_timespec *ts asm("x1") = _ts; + register clockid_t clkid asm("x0") = _clkid; + register long ret asm ("x0"); + register long nr asm("x8") = __NR_clock_getres; + + asm volatile( + " svc #0\n" + : "=r" (ret) + : "r" (clkid), "r" (ts), "r" (nr) + : "memory"); + + return ret; +} + +static __always_inline u64 __arch_get_hw_counter(s32 clock_mode) +{ + u64 res; + + /* + * clock_mode == 0 implies that vDSO are enabled otherwise + * fallback on syscall. + */ + if (clock_mode) + return __VDSO_USE_SYSCALL; + + /* + * This isb() is required to prevent that the counter value + * is speculated. + */ + isb(); + asm volatile("mrs %0, cntvct_el0" : "=r" (res) :: "memory"); + /* + * This isb() is required to prevent that the seq lock is + * speculated.# + */ + isb(); + + return res; +} + +static __always_inline +const struct vdso_data *__arch_get_vdso_data(void) +{ + return _vdso_data; +} + +#endif /* !__ASSEMBLY__ */ + +#endif /* __ASM_VDSO_GETTIMEOFDAY_H */ diff --git a/arch/arm64/include/asm/vdso/vsyscall.h b/arch/arm64/include/asm/vdso/vsyscall.h new file mode 100644 index 000000000000..0c731bfc7c8c --- /dev/null +++ b/arch/arm64/include/asm/vdso/vsyscall.h @@ -0,0 +1,53 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __ASM_VDSO_VSYSCALL_H +#define __ASM_VDSO_VSYSCALL_H + +#ifndef __ASSEMBLY__ + +#include <linux/timekeeper_internal.h> +#include <vdso/datapage.h> + +#define VDSO_PRECISION_MASK ~(0xFF00ULL<<48) + +extern struct vdso_data *vdso_data; + +/* + * Update the vDSO data page to keep in sync with kernel timekeeping. + */ +static __always_inline +struct vdso_data *__arm64_get_k_vdso_data(void) +{ + return vdso_data; +} +#define __arch_get_k_vdso_data __arm64_get_k_vdso_data + +static __always_inline +int __arm64_get_clock_mode(struct timekeeper *tk) +{ + u32 use_syscall = !tk->tkr_mono.clock->archdata.vdso_direct; + + return use_syscall; +} +#define __arch_get_clock_mode __arm64_get_clock_mode + +static __always_inline +int __arm64_use_vsyscall(struct vdso_data *vdata) +{ + return !vdata[CS_HRES_COARSE].clock_mode; +} +#define __arch_use_vsyscall __arm64_use_vsyscall + +static __always_inline +void __arm64_update_vsyscall(struct vdso_data *vdata, struct timekeeper *tk) +{ + vdata[CS_HRES_COARSE].mask = VDSO_PRECISION_MASK; + vdata[CS_RAW].mask = VDSO_PRECISION_MASK; +} +#define __arch_update_vsyscall __arm64_update_vsyscall + +/* The asm-generic header needs to be included after the definitions above */ +#include <asm-generic/vdso/vsyscall.h> + +#endif /* !__ASSEMBLY__ */ + +#endif /* __ASM_VDSO_VSYSCALL_H */ diff --git a/arch/arm64/include/asm/vdso_datapage.h b/arch/arm64/include/asm/vdso_datapage.h index f89263c8e11a..ba6dbc3de864 100644 --- a/arch/arm64/include/asm/vdso_datapage.h +++ b/arch/arm64/include/asm/vdso_datapage.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_VDSO_DATAPAGE_H #define __ASM_VDSO_DATAPAGE_H diff --git a/arch/arm64/include/asm/virt.h b/arch/arm64/include/asm/virt.h index 9d1e24e030b3..0958ed6191aa 100644 --- a/arch/arm64/include/asm/virt.h +++ b/arch/arm64/include/asm/virt.h @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM__VIRT_H diff --git a/arch/arm64/include/asm/word-at-a-time.h b/arch/arm64/include/asm/word-at-a-time.h index b0d708ff7f4e..3333950b5909 100644 --- a/arch/arm64/include/asm/word-at-a-time.h +++ b/arch/arm64/include/asm/word-at-a-time.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_WORD_AT_A_TIME_H #define __ASM_WORD_AT_A_TIME_H diff --git a/arch/arm64/include/asm/xor.h b/arch/arm64/include/asm/xor.h index 856386ad076c..947f6a4f1aa0 100644 --- a/arch/arm64/include/asm/xor.h +++ b/arch/arm64/include/asm/xor.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm64/include/asm/xor.h * * Authors: Jackie Liu <liuyun01@kylinos.cn> * Copyright (C) 2018,Tianjin KYLIN Information Technology Co., Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/hardirq.h> diff --git a/arch/arm64/include/uapi/asm/hwcap.h b/arch/arm64/include/uapi/asm/hwcap.h index 1a772b162191..a1e72886b30c 100644 --- a/arch/arm64/include/uapi/asm/hwcap.h +++ b/arch/arm64/include/uapi/asm/hwcap.h @@ -63,5 +63,7 @@ #define HWCAP2_SVEBITPERM (1 << 4) #define HWCAP2_SVESHA3 (1 << 5) #define HWCAP2_SVESM4 (1 << 6) +#define HWCAP2_FLAGM2 (1 << 7) +#define HWCAP2_FRINT (1 << 8) #endif /* _UAPI__ASM_HWCAP_H */ diff --git a/arch/arm64/include/uapi/asm/kvm.h b/arch/arm64/include/uapi/asm/kvm.h index 7b7ac0f6cec9..d819a3e8b552 100644 --- a/arch/arm64/include/uapi/asm/kvm.h +++ b/arch/arm64/include/uapi/asm/kvm.h @@ -260,6 +260,13 @@ struct kvm_vcpu_events { KVM_REG_SIZE_U256 | \ ((i) & (KVM_ARM64_SVE_MAX_SLICES - 1))) +/* + * Register values for KVM_REG_ARM64_SVE_ZREG(), KVM_REG_ARM64_SVE_PREG() and + * KVM_REG_ARM64_SVE_FFR() are represented in memory in an endianness- + * invariant layout which differs from the layout used for the FPSIMD + * V-registers on big-endian systems: see sigcontext.h for more explanation. + */ + #define KVM_ARM64_SVE_VQ_MIN __SVE_VQ_MIN #define KVM_ARM64_SVE_VQ_MAX __SVE_VQ_MAX diff --git a/arch/arm64/include/uapi/asm/ptrace.h b/arch/arm64/include/uapi/asm/ptrace.h index d78623acb649..7ed9294e2004 100644 --- a/arch/arm64/include/uapi/asm/ptrace.h +++ b/arch/arm64/include/uapi/asm/ptrace.h @@ -62,11 +62,12 @@ #define PSR_x 0x0000ff00 /* Extension */ #define PSR_c 0x000000ff /* Control */ +/* syscall emulation path in ptrace */ +#define PTRACE_SYSEMU 31 +#define PTRACE_SYSEMU_SINGLESTEP 32 #ifndef __ASSEMBLY__ -#include <linux/prctl.h> - /* * User structures for general purpose, floating point and debug registers. */ @@ -113,10 +114,10 @@ struct user_sve_header { /* * Common SVE_PT_* flags: - * These must be kept in sync with prctl interface in <linux/ptrace.h> + * These must be kept in sync with prctl interface in <linux/prctl.h> */ -#define SVE_PT_VL_INHERIT (PR_SVE_VL_INHERIT >> 16) -#define SVE_PT_VL_ONEXEC (PR_SVE_SET_VL_ONEXEC >> 16) +#define SVE_PT_VL_INHERIT ((1 << 17) /* PR_SVE_VL_INHERIT */ >> 16) +#define SVE_PT_VL_ONEXEC ((1 << 18) /* PR_SVE_SET_VL_ONEXEC */ >> 16) /* @@ -176,6 +177,10 @@ struct user_sve_header { * FPCR uint32_t FPCR * * Additional data might be appended in the future. + * + * The Z-, P- and FFR registers are represented in memory in an endianness- + * invariant layout which differs from the layout used for the FPSIMD + * V-registers on big-endian systems: see sigcontext.h for more explanation. */ #define SVE_PT_SVE_ZREG_SIZE(vq) __SVE_ZREG_SIZE(vq) diff --git a/arch/arm64/include/uapi/asm/sigcontext.h b/arch/arm64/include/uapi/asm/sigcontext.h index 5f3c0cec5af9..3d448a0bb225 100644 --- a/arch/arm64/include/uapi/asm/sigcontext.h +++ b/arch/arm64/include/uapi/asm/sigcontext.h @@ -77,6 +77,15 @@ struct fpsimd_context { __uint128_t vregs[32]; }; +/* + * Note: similarly to all other integer fields, each V-register is stored in an + * endianness-dependent format, with the byte at offset i from the start of the + * in-memory representation of the register value containing + * + * bits [(7 + 8 * i) : (8 * i)] of the register on little-endian hosts; or + * bits [(127 - 8 * i) : (120 - 8 * i)] on big-endian hosts. + */ + /* ESR_EL1 context */ #define ESR_MAGIC 0x45535201 @@ -204,6 +213,11 @@ struct sve_context { * FFR uint16_t[vq] first-fault status register * * Additional data might be appended in the future. + * + * Unlike vregs[] in fpsimd_context, each SVE scalable register (Z-, P- or FFR) + * is encoded in memory in an endianness-invariant format, with the byte at + * offset i from the start of the in-memory representation containing bits + * [(7 + 8 * i) : (8 * i)] of the register value. */ #define SVE_SIG_ZREG_SIZE(vq) __SVE_ZREG_SIZE(vq) diff --git a/arch/arm64/kernel/Makefile b/arch/arm64/kernel/Makefile index 9e7dcb2c31c7..478491f07b4f 100644 --- a/arch/arm64/kernel/Makefile +++ b/arch/arm64/kernel/Makefile @@ -28,7 +28,10 @@ $(obj)/%.stub.o: $(obj)/%.o FORCE $(call if_changed,objcopy) obj-$(CONFIG_COMPAT) += sys32.o signal32.o \ - sigreturn32.o sys_compat.o + sys_compat.o +ifneq ($(CONFIG_COMPAT_VDSO), y) +obj-$(CONFIG_COMPAT) += sigreturn32.o +endif obj-$(CONFIG_KUSER_HELPERS) += kuser32.o obj-$(CONFIG_FUNCTION_TRACER) += ftrace.o entry-ftrace.o obj-$(CONFIG_MODULES) += module.o @@ -62,6 +65,7 @@ obj-$(CONFIG_ARM64_SSBD) += ssbd.o obj-$(CONFIG_ARM64_PTR_AUTH) += pointer_auth.o obj-y += vdso/ probes/ +obj-$(CONFIG_COMPAT_VDSO) += vdso32/ head-y := head.o extra-y += $(head-y) vmlinux.lds diff --git a/arch/arm64/kernel/acpi.c b/arch/arm64/kernel/acpi.c index 803f0494dd3e..3a58e9db5cfe 100644 --- a/arch/arm64/kernel/acpi.c +++ b/arch/arm64/kernel/acpi.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ARM64 Specific Low-Level ACPI Boot Support * @@ -7,10 +8,6 @@ * Author: Hanjun Guo <hanjun.guo@linaro.org> * Author: Tomasz Nowicki <tomasz.nowicki@linaro.org> * Author: Naresh Bhat <naresh.bhat@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) "ACPI: " fmt @@ -155,10 +152,14 @@ static int __init acpi_fadt_sanity_check(void) */ if (table->revision < 5 || (table->revision == 5 && fadt->minor_revision < 1)) { - pr_err("Unsupported FADT revision %d.%d, should be 5.1+\n", + pr_err(FW_BUG "Unsupported FADT revision %d.%d, should be 5.1+\n", table->revision, fadt->minor_revision); - ret = -EINVAL; - goto out; + + if (!fadt->arm_boot_flags) { + ret = -EINVAL; + goto out; + } + pr_err("FADT has ARM boot flags set, assuming 5.1\n"); } if (!(fadt->flags & ACPI_FADT_HW_REDUCED)) { diff --git a/arch/arm64/kernel/acpi_parking_protocol.c b/arch/arm64/kernel/acpi_parking_protocol.c index 98a20e58758b..e7c941d8340d 100644 --- a/arch/arm64/kernel/acpi_parking_protocol.c +++ b/arch/arm64/kernel/acpi_parking_protocol.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ARM64 ACPI Parking Protocol implementation * * Authors: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> * Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/acpi.h> #include <linux/mm.h> diff --git a/arch/arm64/kernel/alternative.c b/arch/arm64/kernel/alternative.c index a9b467763153..d1757ef1b1e7 100644 --- a/arch/arm64/kernel/alternative.c +++ b/arch/arm64/kernel/alternative.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * alternative runtime patching * inspired by the x86 version * * Copyright (C) 2014 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #define pr_fmt(fmt) "alternatives: " fmt diff --git a/arch/arm64/kernel/armv8_deprecated.c b/arch/arm64/kernel/armv8_deprecated.c index e52e7280884a..2ec09debc2bb 100644 --- a/arch/arm64/kernel/armv8_deprecated.c +++ b/arch/arm64/kernel/armv8_deprecated.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 ARM Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cpu.h> diff --git a/arch/arm64/kernel/asm-offsets.c b/arch/arm64/kernel/asm-offsets.c index 947e39896e28..214685760e1c 100644 --- a/arch/arm64/kernel/asm-offsets.c +++ b/arch/arm64/kernel/asm-offsets.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/kernel/asm-offsets.c * * Copyright (C) 1995-2003 Russell King * 2001-2002 Keith Owens * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/arm_sdei.h> @@ -29,9 +18,9 @@ #include <asm/fixmap.h> #include <asm/thread_info.h> #include <asm/memory.h> +#include <asm/signal32.h> #include <asm/smp_plat.h> #include <asm/suspend.h> -#include <asm/vdso_datapage.h> #include <linux/kbuild.h> #include <linux/arm-smccc.h> @@ -77,6 +66,11 @@ int main(void) DEFINE(S_STACKFRAME, offsetof(struct pt_regs, stackframe)); DEFINE(S_FRAME_SIZE, sizeof(struct pt_regs)); BLANK(); +#ifdef CONFIG_COMPAT + DEFINE(COMPAT_SIGFRAME_REGS_OFFSET, offsetof(struct compat_sigframe, uc.uc_mcontext.arm_r0)); + DEFINE(COMPAT_RT_SIGFRAME_REGS_OFFSET, offsetof(struct compat_rt_sigframe, sig.uc.uc_mcontext.arm_r0)); + BLANK(); +#endif DEFINE(MM_CONTEXT_ID, offsetof(struct mm_struct, context.id.counter)); BLANK(); DEFINE(VMA_VM_MM, offsetof(struct vm_area_struct, vm_mm)); @@ -91,33 +85,6 @@ int main(void) BLANK(); DEFINE(PREEMPT_DISABLE_OFFSET, PREEMPT_DISABLE_OFFSET); BLANK(); - DEFINE(CLOCK_REALTIME, CLOCK_REALTIME); - DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC); - DEFINE(CLOCK_MONOTONIC_RAW, CLOCK_MONOTONIC_RAW); - DEFINE(CLOCK_REALTIME_RES, offsetof(struct vdso_data, hrtimer_res)); - DEFINE(CLOCK_REALTIME_COARSE, CLOCK_REALTIME_COARSE); - DEFINE(CLOCK_MONOTONIC_COARSE,CLOCK_MONOTONIC_COARSE); - DEFINE(CLOCK_COARSE_RES, LOW_RES_NSEC); - DEFINE(NSEC_PER_SEC, NSEC_PER_SEC); - BLANK(); - DEFINE(VDSO_CS_CYCLE_LAST, offsetof(struct vdso_data, cs_cycle_last)); - DEFINE(VDSO_RAW_TIME_SEC, offsetof(struct vdso_data, raw_time_sec)); - DEFINE(VDSO_XTIME_CLK_SEC, offsetof(struct vdso_data, xtime_clock_sec)); - DEFINE(VDSO_XTIME_CRS_SEC, offsetof(struct vdso_data, xtime_coarse_sec)); - DEFINE(VDSO_XTIME_CRS_NSEC, offsetof(struct vdso_data, xtime_coarse_nsec)); - DEFINE(VDSO_WTM_CLK_SEC, offsetof(struct vdso_data, wtm_clock_sec)); - DEFINE(VDSO_TB_SEQ_COUNT, offsetof(struct vdso_data, tb_seq_count)); - DEFINE(VDSO_CS_MONO_MULT, offsetof(struct vdso_data, cs_mono_mult)); - DEFINE(VDSO_CS_SHIFT, offsetof(struct vdso_data, cs_shift)); - DEFINE(VDSO_TZ_MINWEST, offsetof(struct vdso_data, tz_minuteswest)); - DEFINE(VDSO_USE_SYSCALL, offsetof(struct vdso_data, use_syscall)); - BLANK(); - DEFINE(TVAL_TV_SEC, offsetof(struct timeval, tv_sec)); - DEFINE(TSPEC_TV_SEC, offsetof(struct timespec, tv_sec)); - BLANK(); - DEFINE(TZ_MINWEST, offsetof(struct timezone, tz_minuteswest)); - DEFINE(TZ_DSTTIME, offsetof(struct timezone, tz_dsttime)); - BLANK(); DEFINE(CPU_BOOT_STACK, offsetof(struct secondary_data, stack)); DEFINE(CPU_BOOT_TASK, offsetof(struct secondary_data, task)); BLANK(); diff --git a/arch/arm64/kernel/cacheinfo.c b/arch/arm64/kernel/cacheinfo.c index 880d79904d36..7fa6828bb488 100644 --- a/arch/arm64/kernel/cacheinfo.c +++ b/arch/arm64/kernel/cacheinfo.c @@ -17,6 +17,15 @@ #define CLIDR_CTYPE(clidr, level) \ (((clidr) & CLIDR_CTYPE_MASK(level)) >> CLIDR_CTYPE_SHIFT(level)) +int cache_line_size(void) +{ + if (coherency_max_size != 0) + return coherency_max_size; + + return cache_line_size_of_cpu(); +} +EXPORT_SYMBOL_GPL(cache_line_size); + static inline enum cache_type get_cache_type(int level) { u64 clidr; diff --git a/arch/arm64/kernel/cpu-reset.S b/arch/arm64/kernel/cpu-reset.S index a2be30275a73..6ea337d464c4 100644 --- a/arch/arm64/kernel/cpu-reset.S +++ b/arch/arm64/kernel/cpu-reset.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * CPU reset routines * * Copyright (C) 2001 Deep Blue Solutions Ltd. * Copyright (C) 2012 ARM Ltd. * Copyright (C) 2015 Huawei Futurewei Technologies. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm64/kernel/cpu-reset.h b/arch/arm64/kernel/cpu-reset.h index fad90e4935fb..ed50e9587ad8 100644 --- a/arch/arm64/kernel/cpu-reset.h +++ b/arch/arm64/kernel/cpu-reset.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * CPU reset routines * * Copyright (C) 2015 Huawei Futurewei Technologies. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ARM64_CPU_RESET_H diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c index d61beedba101..ca11ff7bf55e 100644 --- a/arch/arm64/kernel/cpu_errata.c +++ b/arch/arm64/kernel/cpu_errata.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Contains CPU specific errata definitions * * Copyright (C) 2014 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/arm-smccc.h> diff --git a/arch/arm64/kernel/cpu_ops.c b/arch/arm64/kernel/cpu_ops.c index 00f8b8612b69..7e07072757af 100644 --- a/arch/arm64/kernel/cpu_ops.c +++ b/arch/arm64/kernel/cpu_ops.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * CPU kernel entry/exit control * * Copyright (C) 2013 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/acpi.h> diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index 80babf451519..f29f36a65175 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Contains CPU feature definitions * * Copyright (C) 2015 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #define pr_fmt(fmt) "CPU features: " fmt @@ -1195,14 +1184,14 @@ static struct undef_hook ssbs_emulation_hook = { static void cpu_enable_ssbs(const struct arm64_cpu_capabilities *__unused) { static bool undef_hook_registered = false; - static DEFINE_SPINLOCK(hook_lock); + static DEFINE_RAW_SPINLOCK(hook_lock); - spin_lock(&hook_lock); + raw_spin_lock(&hook_lock); if (!undef_hook_registered) { register_undef_hook(&ssbs_emulation_hook); undef_hook_registered = true; } - spin_unlock(&hook_lock); + raw_spin_unlock(&hook_lock); if (arm64_get_ssbd_state() == ARM64_SSBD_FORCE_DISABLE) { sysreg_clear_set(sctlr_el1, 0, SCTLR_ELx_DSSBS); @@ -1629,6 +1618,7 @@ static const struct arm64_cpu_capabilities arm64_elf_hwcaps[] = { HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_DP_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_ASIMDDP), HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_FHM_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_ASIMDFHM), HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_TS_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FLAGM), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_TS_SHIFT, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_FLAGM2), HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_FP_SHIFT, FTR_SIGNED, 0, CAP_HWCAP, KERNEL_HWCAP_FP), HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_FP_SHIFT, FTR_SIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FPHP), HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_ASIMD_SHIFT, FTR_SIGNED, 0, CAP_HWCAP, KERNEL_HWCAP_ASIMD), @@ -1640,6 +1630,7 @@ static const struct arm64_cpu_capabilities arm64_elf_hwcaps[] = { HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_FCMA_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FCMA), HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_LRCPC_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_LRCPC), HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_LRCPC_SHIFT, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_ILRCPC), + HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_FRINTTS_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FRINT), HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_SB_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_SB), HWCAP_CAP(SYS_ID_AA64MMFR2_EL1, ID_AA64MMFR2_AT_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_USCAT), #ifdef CONFIG_ARM64_SVE diff --git a/arch/arm64/kernel/cpuidle.c b/arch/arm64/kernel/cpuidle.c index f2d13810daa8..d1048173fd8a 100644 --- a/arch/arm64/kernel/cpuidle.c +++ b/arch/arm64/kernel/cpuidle.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ARM64 CPU idle arch support * * Copyright (C) 2014 ARM Ltd. * Author: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/acpi.h> diff --git a/arch/arm64/kernel/cpuinfo.c b/arch/arm64/kernel/cpuinfo.c index f6f7936be6e7..876055e37352 100644 --- a/arch/arm64/kernel/cpuinfo.c +++ b/arch/arm64/kernel/cpuinfo.c @@ -1,18 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Record and handle CPU attributes. * * Copyright (C) 2014 ARM Ltd. - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <asm/arch_timer.h> #include <asm/cache.h> @@ -92,6 +82,8 @@ static const char *const hwcap_str[] = { "svebitperm", "svesha3", "svesm4", + "flagm2", + "frint", NULL }; diff --git a/arch/arm64/kernel/crash_dump.c b/arch/arm64/kernel/crash_dump.c index 6b5037ed15b2..e6e284265f19 100644 --- a/arch/arm64/kernel/crash_dump.c +++ b/arch/arm64/kernel/crash_dump.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Routines for doing kexec-based kdump * * Copyright (C) 2017 Linaro Limited * Author: AKASHI Takahiro <takahiro.akashi@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/crash_dump.h> diff --git a/arch/arm64/kernel/debug-monitors.c b/arch/arm64/kernel/debug-monitors.c index 555b6bd2f3d6..f8719bd30850 100644 --- a/arch/arm64/kernel/debug-monitors.c +++ b/arch/arm64/kernel/debug-monitors.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ARMv8 single-step debug support and mdscr context switching. * * Copyright (C) 2012 ARM Limited * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * * Author: Will Deacon <will.deacon@arm.com> */ diff --git a/arch/arm64/kernel/efi-entry.S b/arch/arm64/kernel/efi-entry.S index 6b9736c3fb56..304d5b02ca67 100644 --- a/arch/arm64/kernel/efi-entry.S +++ b/arch/arm64/kernel/efi-entry.S @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * EFI entry point. * * Copyright (C) 2013, 2014 Red Hat, Inc. * Author: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/linkage.h> #include <linux/init.h> diff --git a/arch/arm64/kernel/efi-header.S b/arch/arm64/kernel/efi-header.S index 613fc3000677..a7cfacce3e15 100644 --- a/arch/arm64/kernel/efi-header.S +++ b/arch/arm64/kernel/efi-header.S @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 - 2017 Linaro, Ltd. * Copyright (C) 2013, 2014 Red Hat, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/pe.h> diff --git a/arch/arm64/kernel/efi-rt-wrapper.S b/arch/arm64/kernel/efi-rt-wrapper.S index 05235ebb336d..3fc71106cb2b 100644 --- a/arch/arm64/kernel/efi-rt-wrapper.S +++ b/arch/arm64/kernel/efi-rt-wrapper.S @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2018 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm64/kernel/efi.c b/arch/arm64/kernel/efi.c index 4f9acb5fbe97..3c33d0dd8e0e 100644 --- a/arch/arm64/kernel/efi.c +++ b/arch/arm64/kernel/efi.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Extensible Firmware Interface * * Based on Extensible Firmware Interface Specification version 2.4 * * Copyright (C) 2013, 2014 Linaro Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/efi.h> diff --git a/arch/arm64/kernel/entry-fpsimd.S b/arch/arm64/kernel/entry-fpsimd.S index 12d4958e6429..0f24eae8f3cc 100644 --- a/arch/arm64/kernel/entry-fpsimd.S +++ b/arch/arm64/kernel/entry-fpsimd.S @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * FP/SIMD state saving and restoring * * Copyright (C) 2012 ARM Ltd. * Author: Catalin Marinas <catalin.marinas@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/kernel/entry-ftrace.S b/arch/arm64/kernel/entry-ftrace.S index 81b8eb5c4633..33d003d80121 100644 --- a/arch/arm64/kernel/entry-ftrace.S +++ b/arch/arm64/kernel/entry-ftrace.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm64/kernel/entry-ftrace.S * * Copyright (C) 2013 Linaro Limited * Author: AKASHI Takahiro <takahiro.akashi@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S index cd0c7af8e4a8..9cdc4592da3e 100644 --- a/arch/arm64/kernel/entry.S +++ b/arch/arm64/kernel/entry.S @@ -1,21 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Low-level exception handling code * * Copyright (C) 2012 ARM Ltd. * Authors: Catalin Marinas <catalin.marinas@arm.com> * Will Deacon <will.deacon@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/arm-smccc.h> @@ -258,6 +247,7 @@ alternative_else_nop_endif /* * Registers that may be useful after this macro is invoked: * + * x20 - ICC_PMR_EL1 * x21 - aborted SP * x22 - aborted PC * x23 - aborted PSTATE @@ -435,6 +425,38 @@ tsk .req x28 // current thread_info irq_stack_exit .endm +#ifdef CONFIG_ARM64_PSEUDO_NMI + /* + * Set res to 0 if irqs were unmasked in interrupted context. + * Otherwise set res to non-0 value. + */ + .macro test_irqs_unmasked res:req, pmr:req +alternative_if ARM64_HAS_IRQ_PRIO_MASKING + sub \res, \pmr, #GIC_PRIO_IRQON +alternative_else + mov \res, xzr +alternative_endif + .endm +#endif + + .macro gic_prio_kentry_setup, tmp:req +#ifdef CONFIG_ARM64_PSEUDO_NMI + alternative_if ARM64_HAS_IRQ_PRIO_MASKING + mov \tmp, #(GIC_PRIO_PSR_I_SET | GIC_PRIO_IRQON) + msr_s SYS_ICC_PMR_EL1, \tmp + alternative_else_nop_endif +#endif + .endm + + .macro gic_prio_irq_setup, pmr:req, tmp:req +#ifdef CONFIG_ARM64_PSEUDO_NMI + alternative_if ARM64_HAS_IRQ_PRIO_MASKING + orr \tmp, \pmr, #GIC_PRIO_PSR_I_SET + msr_s SYS_ICC_PMR_EL1, \tmp + alternative_else_nop_endif +#endif + .endm + .text /* @@ -613,6 +635,7 @@ el1_dbg: cmp x24, #ESR_ELx_EC_BRK64 // if BRK64 cinc x24, x24, eq // set bit '0' tbz x24, #0, el1_inv // EL1 only + gic_prio_kentry_setup tmp=x3 mrs x0, far_el1 mov x2, sp // struct pt_regs bl do_debug_exception @@ -630,20 +653,18 @@ ENDPROC(el1_sync) .align 6 el1_irq: kernel_entry 1 + gic_prio_irq_setup pmr=x20, tmp=x1 enable_da_f -#ifdef CONFIG_TRACE_IRQFLAGS + #ifdef CONFIG_ARM64_PSEUDO_NMI -alternative_if ARM64_HAS_IRQ_PRIO_MASKING - ldr x20, [sp, #S_PMR_SAVE] -alternative_else - mov x20, #GIC_PRIO_IRQON -alternative_endif - cmp x20, #GIC_PRIO_IRQOFF - /* Irqs were disabled, don't trace */ - b.ls 1f + test_irqs_unmasked res=x0, pmr=x20 + cbz x0, 1f + bl asm_nmi_enter +1: #endif + +#ifdef CONFIG_TRACE_IRQFLAGS bl trace_hardirqs_off -1: #endif irq_handler @@ -662,14 +683,23 @@ alternative_else_nop_endif bl preempt_schedule_irq // irq en/disable is done inside 1: #endif -#ifdef CONFIG_TRACE_IRQFLAGS + #ifdef CONFIG_ARM64_PSEUDO_NMI /* - * if IRQs were disabled when we received the interrupt, we have an NMI - * and we are not re-enabling interrupt upon eret. Skip tracing. + * When using IRQ priority masking, we can get spurious interrupts while + * PMR is set to GIC_PRIO_IRQOFF. An NMI might also have occurred in a + * section with interrupts disabled. Skip tracing in those cases. */ - cmp x20, #GIC_PRIO_IRQOFF - b.ls 1f + test_irqs_unmasked res=x0, pmr=x20 + cbz x0, 1f + bl asm_nmi_exit +1: +#endif + +#ifdef CONFIG_TRACE_IRQFLAGS +#ifdef CONFIG_ARM64_PSEUDO_NMI + test_irqs_unmasked res=x0, pmr=x20 + cbnz x0, 1f #endif bl trace_hardirqs_on 1: @@ -787,6 +817,7 @@ el0_ia: * Instruction abort handling */ mrs x26, far_el1 + gic_prio_kentry_setup tmp=x0 enable_da_f #ifdef CONFIG_TRACE_IRQFLAGS bl trace_hardirqs_off @@ -832,6 +863,7 @@ el0_sp_pc: * Stack or PC alignment exception handling */ mrs x26, far_el1 + gic_prio_kentry_setup tmp=x0 enable_da_f #ifdef CONFIG_TRACE_IRQFLAGS bl trace_hardirqs_off @@ -866,11 +898,12 @@ el0_dbg: * Debug exception handling */ tbnz x24, #0, el0_inv // EL0 only + gic_prio_kentry_setup tmp=x3 mrs x0, far_el1 mov x1, x25 mov x2, sp bl do_debug_exception - enable_daif + enable_da_f ct_user_exit b ret_to_user el0_inv: @@ -887,7 +920,9 @@ ENDPROC(el0_sync) el0_irq: kernel_entry 0 el0_irq_naked: + gic_prio_irq_setup pmr=x20, tmp=x0 enable_da_f + #ifdef CONFIG_TRACE_IRQFLAGS bl trace_hardirqs_off #endif @@ -909,6 +944,7 @@ ENDPROC(el0_irq) el1_error: kernel_entry 1 mrs x1, esr_el1 + gic_prio_kentry_setup tmp=x2 enable_dbg mov x0, sp bl do_serror @@ -919,10 +955,11 @@ el0_error: kernel_entry 0 el0_error_naked: mrs x1, esr_el1 + gic_prio_kentry_setup tmp=x2 enable_dbg mov x0, sp bl do_serror - enable_daif + enable_da_f ct_user_exit b ret_to_user ENDPROC(el0_error) @@ -943,6 +980,7 @@ work_pending: */ ret_to_user: disable_daif + gic_prio_kentry_setup tmp=x3 ldr x1, [tsk, #TSK_TI_FLAGS] and x2, x1, #_TIF_WORK_MASK cbnz x2, work_pending @@ -959,6 +997,7 @@ ENDPROC(ret_to_user) */ .align 6 el0_svc: + gic_prio_kentry_setup tmp=x1 mov x0, sp bl el0_svc_handler b ret_to_user diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c index a38bf74bcca8..eec4776ae5f0 100644 --- a/arch/arm64/kernel/fpsimd.c +++ b/arch/arm64/kernel/fpsimd.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * FP/SIMD context switching and fault handling * * Copyright (C) 2012 ARM Ltd. * Author: Catalin Marinas <catalin.marinas@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/bitmap.h> @@ -39,6 +28,7 @@ #include <linux/slab.h> #include <linux/stddef.h> #include <linux/sysctl.h> +#include <linux/swab.h> #include <asm/esr.h> #include <asm/fpsimd.h> @@ -92,7 +82,8 @@ * To prevent this from racing with the manipulation of the task's FPSIMD state * from task context and thereby corrupting the state, it is necessary to * protect any manipulation of a task's fpsimd_state or TIF_FOREIGN_FPSTATE - * flag with local_bh_disable() unless softirqs are already masked. + * flag with {, __}get_cpu_fpsimd_context(). This will still allow softirqs to + * run but prevent them to use FPSIMD. * * For a certain task, the sequence may look something like this: * - the task gets scheduled in; if both the task's fpsimd_cpu field @@ -155,6 +146,56 @@ extern void __percpu *efi_sve_state; #endif /* ! CONFIG_ARM64_SVE */ +DEFINE_PER_CPU(bool, fpsimd_context_busy); +EXPORT_PER_CPU_SYMBOL(fpsimd_context_busy); + +static void __get_cpu_fpsimd_context(void) +{ + bool busy = __this_cpu_xchg(fpsimd_context_busy, true); + + WARN_ON(busy); +} + +/* + * Claim ownership of the CPU FPSIMD context for use by the calling context. + * + * The caller may freely manipulate the FPSIMD context metadata until + * put_cpu_fpsimd_context() is called. + * + * The double-underscore version must only be called if you know the task + * can't be preempted. + */ +static void get_cpu_fpsimd_context(void) +{ + preempt_disable(); + __get_cpu_fpsimd_context(); +} + +static void __put_cpu_fpsimd_context(void) +{ + bool busy = __this_cpu_xchg(fpsimd_context_busy, false); + + WARN_ON(!busy); /* No matching get_cpu_fpsimd_context()? */ +} + +/* + * Release the CPU FPSIMD context. + * + * Must be called from a context in which get_cpu_fpsimd_context() was + * previously called, with no call to put_cpu_fpsimd_context() in the + * meantime. + */ +static void put_cpu_fpsimd_context(void) +{ + __put_cpu_fpsimd_context(); + preempt_enable(); +} + +static bool have_cpu_fpsimd_context(void) +{ + return !preemptible() && __this_cpu_read(fpsimd_context_busy); +} + /* * Call __sve_free() directly only if you know task can't be scheduled * or preempted. @@ -225,12 +266,10 @@ static void sve_free(struct task_struct *task) * This function should be called only when the FPSIMD/SVE state in * thread_struct is known to be up to date, when preparing to enter * userspace. - * - * Softirqs (and preemption) must be disabled. */ static void task_fpsimd_load(void) { - WARN_ON(!in_softirq() && !irqs_disabled()); + WARN_ON(!have_cpu_fpsimd_context()); if (system_supports_sve() && test_thread_flag(TIF_SVE)) sve_load_state(sve_pffr(¤t->thread), @@ -243,16 +282,14 @@ static void task_fpsimd_load(void) /* * Ensure FPSIMD/SVE storage in memory for the loaded context is up to * date with respect to the CPU registers. - * - * Softirqs (and preemption) must be disabled. */ -void fpsimd_save(void) +static void fpsimd_save(void) { struct fpsimd_last_state_struct const *last = this_cpu_ptr(&fpsimd_last_state); /* set by fpsimd_bind_task_to_cpu() or fpsimd_bind_state_to_cpu() */ - WARN_ON(!in_softirq() && !irqs_disabled()); + WARN_ON(!have_cpu_fpsimd_context()); if (!test_thread_flag(TIF_FOREIGN_FPSTATE)) { if (system_supports_sve() && test_thread_flag(TIF_SVE)) { @@ -352,12 +389,30 @@ static int __init sve_sysctl_init(void) { return 0; } #define ZREG(sve_state, vq, n) ((char *)(sve_state) + \ (SVE_SIG_ZREG_OFFSET(vq, n) - SVE_SIG_REGS_OFFSET)) +#ifdef CONFIG_CPU_BIG_ENDIAN +static __uint128_t arm64_cpu_to_le128(__uint128_t x) +{ + u64 a = swab64(x); + u64 b = swab64(x >> 64); + + return ((__uint128_t)a << 64) | b; +} +#else +static __uint128_t arm64_cpu_to_le128(__uint128_t x) +{ + return x; +} +#endif + +#define arm64_le128_to_cpu(x) arm64_cpu_to_le128(x) + /* * Transfer the FPSIMD state in task->thread.uw.fpsimd_state to * task->thread.sve_state. * * Task can be a non-runnable task, or current. In the latter case, - * softirqs (and preemption) must be disabled. + * the caller must have ownership of the cpu FPSIMD context before calling + * this function. * task->thread.sve_state must point to at least sve_state_size(task) * bytes of allocated kernel memory. * task->thread.uw.fpsimd_state must be up to date before calling this @@ -369,14 +424,16 @@ static void fpsimd_to_sve(struct task_struct *task) void *sst = task->thread.sve_state; struct user_fpsimd_state const *fst = &task->thread.uw.fpsimd_state; unsigned int i; + __uint128_t *p; if (!system_supports_sve()) return; vq = sve_vq_from_vl(task->thread.sve_vl); - for (i = 0; i < 32; ++i) - memcpy(ZREG(sst, vq, i), &fst->vregs[i], - sizeof(fst->vregs[i])); + for (i = 0; i < 32; ++i) { + p = (__uint128_t *)ZREG(sst, vq, i); + *p = arm64_cpu_to_le128(fst->vregs[i]); + } } /* @@ -384,7 +441,8 @@ static void fpsimd_to_sve(struct task_struct *task) * task->thread.uw.fpsimd_state. * * Task can be a non-runnable task, or current. In the latter case, - * softirqs (and preemption) must be disabled. + * the caller must have ownership of the cpu FPSIMD context before calling + * this function. * task->thread.sve_state must point to at least sve_state_size(task) * bytes of allocated kernel memory. * task->thread.sve_state must be up to date before calling this function. @@ -395,14 +453,16 @@ static void sve_to_fpsimd(struct task_struct *task) void const *sst = task->thread.sve_state; struct user_fpsimd_state *fst = &task->thread.uw.fpsimd_state; unsigned int i; + __uint128_t const *p; if (!system_supports_sve()) return; vq = sve_vq_from_vl(task->thread.sve_vl); - for (i = 0; i < 32; ++i) - memcpy(&fst->vregs[i], ZREG(sst, vq, i), - sizeof(fst->vregs[i])); + for (i = 0; i < 32; ++i) { + p = (__uint128_t const *)ZREG(sst, vq, i); + fst->vregs[i] = arm64_le128_to_cpu(*p); + } } #ifdef CONFIG_ARM64_SVE @@ -491,6 +551,7 @@ void sve_sync_from_fpsimd_zeropad(struct task_struct *task) void *sst = task->thread.sve_state; struct user_fpsimd_state const *fst = &task->thread.uw.fpsimd_state; unsigned int i; + __uint128_t *p; if (!test_tsk_thread_flag(task, TIF_SVE)) return; @@ -499,9 +560,10 @@ void sve_sync_from_fpsimd_zeropad(struct task_struct *task) memset(sst, 0, SVE_SIG_REGS_SIZE(vq)); - for (i = 0; i < 32; ++i) - memcpy(ZREG(sst, vq, i), &fst->vregs[i], - sizeof(fst->vregs[i])); + for (i = 0; i < 32; ++i) { + p = (__uint128_t *)ZREG(sst, vq, i); + *p = arm64_cpu_to_le128(fst->vregs[i]); + } } int sve_set_vector_length(struct task_struct *task, @@ -544,7 +606,7 @@ int sve_set_vector_length(struct task_struct *task, * non-SVE thread. */ if (task == current) { - local_bh_disable(); + get_cpu_fpsimd_context(); fpsimd_save(); } @@ -554,7 +616,7 @@ int sve_set_vector_length(struct task_struct *task, sve_to_fpsimd(task); if (task == current) - local_bh_enable(); + put_cpu_fpsimd_context(); /* * Force reallocation of task SVE state to the correct size @@ -867,7 +929,7 @@ asmlinkage void do_sve_acc(unsigned int esr, struct pt_regs *regs) sve_alloc(current); - local_bh_disable(); + get_cpu_fpsimd_context(); fpsimd_save(); @@ -878,7 +940,7 @@ asmlinkage void do_sve_acc(unsigned int esr, struct pt_regs *regs) if (test_and_set_thread_flag(TIF_SVE)) WARN_ON(1); /* SVE access shouldn't have trapped */ - local_bh_enable(); + put_cpu_fpsimd_context(); } /* @@ -922,6 +984,8 @@ void fpsimd_thread_switch(struct task_struct *next) if (!system_supports_fpsimd()) return; + __get_cpu_fpsimd_context(); + /* Save unsaved fpsimd state, if any: */ fpsimd_save(); @@ -936,6 +1000,8 @@ void fpsimd_thread_switch(struct task_struct *next) update_tsk_thread_flag(next, TIF_FOREIGN_FPSTATE, wrong_task || wrong_cpu); + + __put_cpu_fpsimd_context(); } void fpsimd_flush_thread(void) @@ -945,7 +1011,7 @@ void fpsimd_flush_thread(void) if (!system_supports_fpsimd()) return; - local_bh_disable(); + get_cpu_fpsimd_context(); fpsimd_flush_task_state(current); memset(¤t->thread.uw.fpsimd_state, 0, @@ -986,7 +1052,7 @@ void fpsimd_flush_thread(void) current->thread.sve_vl_onexec = 0; } - local_bh_enable(); + put_cpu_fpsimd_context(); } /* @@ -998,9 +1064,9 @@ void fpsimd_preserve_current_state(void) if (!system_supports_fpsimd()) return; - local_bh_disable(); + get_cpu_fpsimd_context(); fpsimd_save(); - local_bh_enable(); + put_cpu_fpsimd_context(); } /* @@ -1017,7 +1083,8 @@ void fpsimd_signal_preserve_current_state(void) /* * Associate current's FPSIMD context with this cpu - * Preemption must be disabled when calling this function. + * The caller must have ownership of the cpu FPSIMD context before calling + * this function. */ void fpsimd_bind_task_to_cpu(void) { @@ -1063,14 +1130,14 @@ void fpsimd_restore_current_state(void) if (!system_supports_fpsimd()) return; - local_bh_disable(); + get_cpu_fpsimd_context(); if (test_and_clear_thread_flag(TIF_FOREIGN_FPSTATE)) { task_fpsimd_load(); fpsimd_bind_task_to_cpu(); } - local_bh_enable(); + put_cpu_fpsimd_context(); } /* @@ -1083,7 +1150,7 @@ void fpsimd_update_current_state(struct user_fpsimd_state const *state) if (!system_supports_fpsimd()) return; - local_bh_disable(); + get_cpu_fpsimd_context(); current->thread.uw.fpsimd_state = *state; if (system_supports_sve() && test_thread_flag(TIF_SVE)) @@ -1094,7 +1161,7 @@ void fpsimd_update_current_state(struct user_fpsimd_state const *state) clear_thread_flag(TIF_FOREIGN_FPSTATE); - local_bh_enable(); + put_cpu_fpsimd_context(); } /* @@ -1120,18 +1187,29 @@ void fpsimd_flush_task_state(struct task_struct *t) /* * Invalidate any task's FPSIMD state that is present on this cpu. - * This function must be called with softirqs disabled. + * The FPSIMD context should be acquired with get_cpu_fpsimd_context() + * before calling this function. */ -void fpsimd_flush_cpu_state(void) +static void fpsimd_flush_cpu_state(void) { __this_cpu_write(fpsimd_last_state.st, NULL); set_thread_flag(TIF_FOREIGN_FPSTATE); } -#ifdef CONFIG_KERNEL_MODE_NEON +/* + * Save the FPSIMD state to memory and invalidate cpu view. + * This function must be called with preemption disabled. + */ +void fpsimd_save_and_flush_cpu_state(void) +{ + WARN_ON(preemptible()); + __get_cpu_fpsimd_context(); + fpsimd_save(); + fpsimd_flush_cpu_state(); + __put_cpu_fpsimd_context(); +} -DEFINE_PER_CPU(bool, kernel_neon_busy); -EXPORT_PER_CPU_SYMBOL(kernel_neon_busy); +#ifdef CONFIG_KERNEL_MODE_NEON /* * Kernel-side NEON support functions @@ -1157,19 +1235,13 @@ void kernel_neon_begin(void) BUG_ON(!may_use_simd()); - local_bh_disable(); - - __this_cpu_write(kernel_neon_busy, true); + get_cpu_fpsimd_context(); /* Save unsaved fpsimd state, if any: */ fpsimd_save(); /* Invalidate any task state remaining in the fpsimd regs: */ fpsimd_flush_cpu_state(); - - preempt_disable(); - - local_bh_enable(); } EXPORT_SYMBOL(kernel_neon_begin); @@ -1184,15 +1256,10 @@ EXPORT_SYMBOL(kernel_neon_begin); */ void kernel_neon_end(void) { - bool busy; - if (!system_supports_fpsimd()) return; - busy = __this_cpu_xchg(kernel_neon_busy, false); - WARN_ON(!busy); /* No matching kernel_neon_begin()? */ - - preempt_enable(); + put_cpu_fpsimd_context(); } EXPORT_SYMBOL(kernel_neon_end); @@ -1284,8 +1351,7 @@ static int fpsimd_cpu_pm_notifier(struct notifier_block *self, { switch (cmd) { case CPU_PM_ENTER: - fpsimd_save(); - fpsimd_flush_cpu_state(); + fpsimd_save_and_flush_cpu_state(); break; case CPU_PM_EXIT: break; diff --git a/arch/arm64/kernel/ftrace.c b/arch/arm64/kernel/ftrace.c index 65a51331088e..1285c7b2947f 100644 --- a/arch/arm64/kernel/ftrace.c +++ b/arch/arm64/kernel/ftrace.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm64/kernel/ftrace.c * * Copyright (C) 2013 Linaro Limited * Author: AKASHI Takahiro <takahiro.akashi@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/ftrace.h> diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S index fcae3f85c6cd..2cdacd1c141b 100644 --- a/arch/arm64/kernel/head.S +++ b/arch/arm64/kernel/head.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Low-level CPU initialisation * Based on arch/arm/kernel/head.S @@ -6,18 +7,6 @@ * Copyright (C) 2003-2012 ARM Ltd. * Authors: Catalin Marinas <catalin.marinas@arm.com> * Will Deacon <will.deacon@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/kernel/hibernate-asm.S b/arch/arm64/kernel/hibernate-asm.S index fe36d85c60bd..2f4a2ce7264b 100644 --- a/arch/arm64/kernel/hibernate-asm.S +++ b/arch/arm64/kernel/hibernate-asm.S @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Hibernate low-level support * * Copyright (C) 2016 ARM Ltd. * Author: James Morse <james.morse@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> #include <linux/errno.h> diff --git a/arch/arm64/kernel/hw_breakpoint.c b/arch/arm64/kernel/hw_breakpoint.c index 8c9644376326..dceb84520948 100644 --- a/arch/arm64/kernel/hw_breakpoint.c +++ b/arch/arm64/kernel/hw_breakpoint.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * HW_breakpoint: a unified kernel/user-space hardware breakpoint facility, * using the CPU's debug registers. * * Copyright (C) 2012 ARM Limited * Author: Will Deacon <will.deacon@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #define pr_fmt(fmt) "hw-breakpoint: " fmt diff --git a/arch/arm64/kernel/hyp-stub.S b/arch/arm64/kernel/hyp-stub.S index 17f325ba831e..73d46070b315 100644 --- a/arch/arm64/kernel/hyp-stub.S +++ b/arch/arm64/kernel/hyp-stub.S @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Hypervisor stub * * Copyright (C) 2012 ARM Ltd. * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/init.h> diff --git a/arch/arm64/kernel/image.h b/arch/arm64/kernel/image.h index 33f14e484040..2b85c0d6fa3d 100644 --- a/arch/arm64/kernel/image.h +++ b/arch/arm64/kernel/image.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Linker script macros to generate Image header fields. * * Copyright (C) 2014 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM64_KERNEL_IMAGE_H #define __ARM64_KERNEL_IMAGE_H @@ -78,7 +67,11 @@ #ifdef CONFIG_EFI -__efistub_stext_offset = stext - _text; +/* + * Use ABSOLUTE() to avoid ld.lld treating this as a relative symbol: + * https://github.com/ClangBuiltLinux/linux/issues/561 + */ +__efistub_stext_offset = ABSOLUTE(stext - _text); /* * The EFI stub has its own symbol namespace prefixed by __efistub_, to diff --git a/arch/arm64/kernel/insn.c b/arch/arm64/kernel/insn.c index 9e2b5882cdeb..84b059ed04fc 100644 --- a/arch/arm64/kernel/insn.c +++ b/arch/arm64/kernel/insn.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Huawei Ltd. * Author: Jiang Liu <liuj97@gmail.com> * * Copyright (C) 2014-2016 Zi Shen Lim <zlim.lnx@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/bitops.h> #include <linux/bug.h> diff --git a/arch/arm64/kernel/io.c b/arch/arm64/kernel/io.c index 79b17384effa..aa7a4ec6a3ae 100644 --- a/arch/arm64/kernel/io.c +++ b/arch/arm64/kernel/io.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/kernel/io.c * * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/export.h> diff --git a/arch/arm64/kernel/irq.c b/arch/arm64/kernel/irq.c index 92fa81798fb9..04a327ccf84d 100644 --- a/arch/arm64/kernel/irq.c +++ b/arch/arm64/kernel/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/kernel/irq.c * @@ -7,18 +8,6 @@ * Dynamic Tick Timer written by Tony Lindgren <tony@atomide.com> and * Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com>. * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/kernel_stat.h> @@ -27,8 +16,10 @@ #include <linux/smp.h> #include <linux/init.h> #include <linux/irqchip.h> +#include <linux/kprobes.h> #include <linux/seq_file.h> #include <linux/vmalloc.h> +#include <asm/daifflags.h> #include <asm/vmap_stack.h> unsigned long irq_err_count; @@ -75,4 +66,28 @@ void __init init_IRQ(void) irqchip_init(); if (!handle_arch_irq) panic("No interrupt controller found."); + + if (system_uses_irq_prio_masking()) { + /* + * Now that we have a stack for our IRQ handler, set + * the PMR/PSR pair to a consistent state. + */ + WARN_ON(read_sysreg(daif) & PSR_A_BIT); + local_daif_restore(DAIF_PROCCTX_NOIRQ); + } +} + +/* + * Stubs to make nmi_enter/exit() code callable from ASM + */ +asmlinkage void notrace asm_nmi_enter(void) +{ + nmi_enter(); +} +NOKPROBE_SYMBOL(asm_nmi_enter); + +asmlinkage void notrace asm_nmi_exit(void) +{ + nmi_exit(); } +NOKPROBE_SYMBOL(asm_nmi_exit); diff --git a/arch/arm64/kernel/jump_label.c b/arch/arm64/kernel/jump_label.c index 1eff270e8861..9a8a0ae1e75f 100644 --- a/arch/arm64/kernel/jump_label.c +++ b/arch/arm64/kernel/jump_label.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Huawei Ltd. * Author: Jiang Liu <liuj97@gmail.com> * * Based on arch/arm/kernel/jump_label.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/kernel.h> #include <linux/jump_label.h> diff --git a/arch/arm64/kernel/kaslr.c b/arch/arm64/kernel/kaslr.c index 06941c1fe418..708051655ad9 100644 --- a/arch/arm64/kernel/kaslr.c +++ b/arch/arm64/kernel/kaslr.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cache.h> diff --git a/arch/arm64/kernel/kgdb.c b/arch/arm64/kernel/kgdb.c index 30853d5b7859..43119922341f 100644 --- a/arch/arm64/kernel/kgdb.c +++ b/arch/arm64/kernel/kgdb.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AArch64 KGDB support * @@ -5,18 +6,6 @@ * * Copyright (C) 2013 Cavium Inc. * Author: Vijaya Kumar K <vijaya.kumar@caviumnetworks.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/bug.h> diff --git a/arch/arm64/kernel/machine_kexec.c b/arch/arm64/kernel/machine_kexec.c index 66b5d697d943..0df8493624e0 100644 --- a/arch/arm64/kernel/machine_kexec.c +++ b/arch/arm64/kernel/machine_kexec.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * kexec for arm64 * * Copyright (C) Linaro. * Copyright (C) Huawei Futurewei Technologies. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/interrupt.h> diff --git a/arch/arm64/kernel/module-plts.c b/arch/arm64/kernel/module-plts.c index 255941394941..044c0ae4d6c8 100644 --- a/arch/arm64/kernel/module-plts.c +++ b/arch/arm64/kernel/module-plts.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-2017 Linaro Ltd. <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/elf.h> diff --git a/arch/arm64/kernel/module.c b/arch/arm64/kernel/module.c index dd080837e6a9..46e643e30708 100644 --- a/arch/arm64/kernel/module.c +++ b/arch/arm64/kernel/module.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AArch64 loadable module support. * * Copyright (C) 2012 ARM Limited * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * * Author: Will Deacon <will.deacon@arm.com> */ @@ -32,6 +21,7 @@ void *module_alloc(unsigned long size) { + u64 module_alloc_end = module_alloc_base + MODULES_VSIZE; gfp_t gfp_mask = GFP_KERNEL; void *p; @@ -39,9 +29,12 @@ void *module_alloc(unsigned long size) if (IS_ENABLED(CONFIG_ARM64_MODULE_PLTS)) gfp_mask |= __GFP_NOWARN; + if (IS_ENABLED(CONFIG_KASAN)) + /* don't exceed the static module region - see below */ + module_alloc_end = MODULES_END; + p = __vmalloc_node_range(size, MODULE_ALIGN, module_alloc_base, - module_alloc_base + MODULES_VSIZE, - gfp_mask, PAGE_KERNEL_EXEC, 0, + module_alloc_end, gfp_mask, PAGE_KERNEL, 0, NUMA_NO_NODE, __builtin_return_address(0)); if (!p && IS_ENABLED(CONFIG_ARM64_MODULE_PLTS) && @@ -57,7 +50,7 @@ void *module_alloc(unsigned long size) */ p = __vmalloc_node_range(size, MODULE_ALIGN, module_alloc_base, module_alloc_base + SZ_2G, GFP_KERNEL, - PAGE_KERNEL_EXEC, 0, NUMA_NO_NODE, + PAGE_KERNEL, 0, NUMA_NO_NODE, __builtin_return_address(0)); if (p && (kasan_module_alloc(p, size) < 0)) { diff --git a/arch/arm64/kernel/pci.c b/arch/arm64/kernel/pci.c index bb85e2f4603f..575bd5517d21 100644 --- a/arch/arm64/kernel/pci.c +++ b/arch/arm64/kernel/pci.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Code borrowed from powerpc/kernel/pci-common.c * * Copyright (C) 2003 Anton Blanchard <anton@au.ibm.com>, IBM * Copyright (C) 2014 ARM Ltd. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * */ #include <linux/acpi.h> diff --git a/arch/arm64/kernel/perf_callchain.c b/arch/arm64/kernel/perf_callchain.c index 61d983f5756f..9d63514b9836 100644 --- a/arch/arm64/kernel/perf_callchain.c +++ b/arch/arm64/kernel/perf_callchain.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arm64 callchain support * * Copyright (C) 2015 ARM Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/perf_event.h> #include <linux/uaccess.h> diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c index 348d12eec566..96e90e270042 100644 --- a/arch/arm64/kernel/perf_event.c +++ b/arch/arm64/kernel/perf_event.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ARMv8 PMUv3 Performance Events handling code. * @@ -5,18 +6,6 @@ * Author: Will Deacon <will.deacon@arm.com> * * This code is based heavily on the ARMv7 perf event code. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <asm/irq_regs.h> diff --git a/arch/arm64/kernel/probes/kprobes.c b/arch/arm64/kernel/probes/kprobes.c index 88ce502c8e6f..bd5dfffca272 100644 --- a/arch/arm64/kernel/probes/kprobes.c +++ b/arch/arm64/kernel/probes/kprobes.c @@ -122,8 +122,10 @@ void *alloc_insn_page(void) void *page; page = vmalloc_exec(PAGE_SIZE); - if (page) + if (page) { set_memory_ro((unsigned long)page, 1); + set_vm_flush_reset_perms(page); + } return page; } diff --git a/arch/arm64/kernel/probes/uprobes.c b/arch/arm64/kernel/probes/uprobes.c index 605945eac1f8..a412d8edbcd2 100644 --- a/arch/arm64/kernel/probes/uprobes.c +++ b/arch/arm64/kernel/probes/uprobes.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-2016 Pratyush Anand <panand@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/highmem.h> #include <linux/ptrace.h> diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index 3767fb21a5b8..6a869d9f304f 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/kernel/process.c * * Original Copyright (C) 1995 Linus Torvalds * Copyright (C) 1996-2000 Russell King - Converted to ARM. * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <stdarg.h> @@ -94,7 +83,7 @@ static void __cpu_do_idle_irqprio(void) * be raised. */ pmr = gic_read_pmr(); - gic_write_pmr(GIC_PRIO_IRQON); + gic_write_pmr(GIC_PRIO_IRQON | GIC_PRIO_PSR_I_SET); __cpu_do_idle(); diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c index b82e0a9b3da3..3cf3b135027e 100644 --- a/arch/arm64/kernel/ptrace.c +++ b/arch/arm64/kernel/ptrace.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/kernel/ptrace.c * @@ -5,18 +6,6 @@ * edited by Linus Torvalds * ARM modifications Copyright (C) 2000 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/audit.h> @@ -1819,8 +1808,12 @@ static void tracehook_report_syscall(struct pt_regs *regs, int syscall_trace_enter(struct pt_regs *regs) { - if (test_thread_flag(TIF_SYSCALL_TRACE)) + if (test_thread_flag(TIF_SYSCALL_TRACE) || + test_thread_flag(TIF_SYSCALL_EMU)) { tracehook_report_syscall(regs, PTRACE_SYSCALL_ENTER); + if (!in_syscall(regs) || test_thread_flag(TIF_SYSCALL_EMU)) + return -1; + } /* Do the secure computing after ptrace; failures should be fast. */ if (secure_computing(NULL) == -1) diff --git a/arch/arm64/kernel/reloc_test_core.c b/arch/arm64/kernel/reloc_test_core.c index 5915ce5759cc..e87a2b7f20f6 100644 --- a/arch/arm64/kernel/reloc_test_core.c +++ b/arch/arm64/kernel/reloc_test_core.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 Linaro, Ltd. <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/module.h> diff --git a/arch/arm64/kernel/reloc_test_syms.S b/arch/arm64/kernel/reloc_test_syms.S index 2b8d9cb8b078..16a34f188f26 100644 --- a/arch/arm64/kernel/reloc_test_syms.S +++ b/arch/arm64/kernel/reloc_test_syms.S @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2017 Linaro, Ltd. <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/linkage.h> diff --git a/arch/arm64/kernel/relocate_kernel.S b/arch/arm64/kernel/relocate_kernel.S index 95fd94209aae..c1d7db71a726 100644 --- a/arch/arm64/kernel/relocate_kernel.S +++ b/arch/arm64/kernel/relocate_kernel.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * kexec for arm64 * * Copyright (C) Linaro. * Copyright (C) Huawei Futurewei Technologies. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kexec.h> diff --git a/arch/arm64/kernel/return_address.c b/arch/arm64/kernel/return_address.c index 53c40196b607..b21cba90f82d 100644 --- a/arch/arm64/kernel/return_address.c +++ b/arch/arm64/kernel/return_address.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm64/kernel/return_address.c * * Copyright (C) 2013 Linaro Limited * Author: AKASHI Takahiro <takahiro.akashi@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/export.h> diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c index 413d566405d1..7e541f947b4c 100644 --- a/arch/arm64/kernel/setup.c +++ b/arch/arm64/kernel/setup.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/kernel/setup.c * * Copyright (C) 1995-2001 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/acpi.h> diff --git a/arch/arm64/kernel/signal.c b/arch/arm64/kernel/signal.c index a9b0485df074..dd2cdc0d5be2 100644 --- a/arch/arm64/kernel/signal.c +++ b/arch/arm64/kernel/signal.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/kernel/signal.c * * Copyright (C) 1995-2009 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/cache.h> diff --git a/arch/arm64/kernel/signal32.c b/arch/arm64/kernel/signal32.c index caea6e25db2a..12a585386c2f 100644 --- a/arch/arm64/kernel/signal32.c +++ b/arch/arm64/kernel/signal32.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/kernel/signal.c * * Copyright (C) 1995-2009 Russell King * Copyright (C) 2012 ARM Ltd. * Modified by Will Deacon <will.deacon@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/compat.h> @@ -29,42 +18,7 @@ #include <asm/traps.h> #include <linux/uaccess.h> #include <asm/unistd.h> - -struct compat_sigcontext { - /* We always set these two fields to 0 */ - compat_ulong_t trap_no; - compat_ulong_t error_code; - - compat_ulong_t oldmask; - compat_ulong_t arm_r0; - compat_ulong_t arm_r1; - compat_ulong_t arm_r2; - compat_ulong_t arm_r3; - compat_ulong_t arm_r4; - compat_ulong_t arm_r5; - compat_ulong_t arm_r6; - compat_ulong_t arm_r7; - compat_ulong_t arm_r8; - compat_ulong_t arm_r9; - compat_ulong_t arm_r10; - compat_ulong_t arm_fp; - compat_ulong_t arm_ip; - compat_ulong_t arm_sp; - compat_ulong_t arm_lr; - compat_ulong_t arm_pc; - compat_ulong_t arm_cpsr; - compat_ulong_t fault_address; -}; - -struct compat_ucontext { - compat_ulong_t uc_flags; - compat_uptr_t uc_link; - compat_stack_t uc_stack; - struct compat_sigcontext uc_mcontext; - compat_sigset_t uc_sigmask; - int __unused[32 - (sizeof (compat_sigset_t) / sizeof (int))]; - compat_ulong_t uc_regspace[128] __attribute__((__aligned__(8))); -}; +#include <asm/vdso.h> struct compat_vfp_sigframe { compat_ulong_t magic; @@ -92,16 +46,6 @@ struct compat_aux_sigframe { unsigned long end_magic; } __attribute__((__aligned__(8))); -struct compat_sigframe { - struct compat_ucontext uc; - compat_ulong_t retcode[2]; -}; - -struct compat_rt_sigframe { - struct compat_siginfo info; - struct compat_sigframe sig; -}; - #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) static inline int put_sigset_t(compat_sigset_t __user *uset, sigset_t *set) @@ -398,6 +342,30 @@ static void compat_setup_return(struct pt_regs *regs, struct k_sigaction *ka, retcode = ptr_to_compat(ka->sa.sa_restorer); } else { /* Set up sigreturn pointer */ +#ifdef CONFIG_COMPAT_VDSO + void *vdso_base = current->mm->context.vdso; + void *vdso_trampoline; + + if (ka->sa.sa_flags & SA_SIGINFO) { + if (thumb) { + vdso_trampoline = VDSO_SYMBOL(vdso_base, + compat_rt_sigreturn_thumb); + } else { + vdso_trampoline = VDSO_SYMBOL(vdso_base, + compat_rt_sigreturn_arm); + } + } else { + if (thumb) { + vdso_trampoline = VDSO_SYMBOL(vdso_base, + compat_sigreturn_thumb); + } else { + vdso_trampoline = VDSO_SYMBOL(vdso_base, + compat_sigreturn_arm); + } + } + + retcode = ptr_to_compat(vdso_trampoline) + thumb; +#else unsigned int idx = thumb << 1; if (ka->sa.sa_flags & SA_SIGINFO) @@ -405,6 +373,7 @@ static void compat_setup_return(struct pt_regs *regs, struct k_sigaction *ka, retcode = (unsigned long)current->mm->context.vdso + (idx << 2) + thumb; +#endif } regs->regs[0] = usig; diff --git a/arch/arm64/kernel/sleep.S b/arch/arm64/kernel/sleep.S index 3e53ffa07994..f5b04dd8a710 100644 --- a/arch/arm64/kernel/sleep.S +++ b/arch/arm64/kernel/sleep.S @@ -27,7 +27,7 @@ * aff0 = mpidr_masked & 0xff; * aff1 = mpidr_masked & 0xff00; * aff2 = mpidr_masked & 0xff0000; - * aff2 = mpidr_masked & 0xff00000000; + * aff3 = mpidr_masked & 0xff00000000; * dst = (aff0 >> rs0 | aff1 >> rs1 | aff2 >> rs2 | aff3 >> rs3); *} * Input registers: rs0, rs1, rs2, rs3, mpidr, mask diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c index bb4b3f07761a..9286ee6749e8 100644 --- a/arch/arm64/kernel/smp.c +++ b/arch/arm64/kernel/smp.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * SMP initialisation and IPI support * Based on arch/arm/kernel/smp.c * * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/acpi.h> @@ -192,11 +181,7 @@ static void init_gic_priority_masking(void) WARN_ON(!(cpuflags & PSR_I_BIT)); - gic_write_pmr(GIC_PRIO_IRQOFF); - - /* We can only unmask PSR.I if we can take aborts */ - if (!(cpuflags & PSR_A_BIT)) - write_sysreg(cpuflags & ~PSR_I_BIT, daif); + gic_write_pmr(GIC_PRIO_IRQON | GIC_PRIO_PSR_I_SET); } /* @@ -845,18 +830,23 @@ void arch_irq_work_raise(void) } #endif -/* - * ipi_cpu_stop - handle IPI from smp_send_stop() - */ -static void ipi_cpu_stop(unsigned int cpu) +static void local_cpu_stop(void) { - set_cpu_online(cpu, false); + set_cpu_online(smp_processor_id(), false); local_daif_mask(); sdei_mask_local_cpu(); + cpu_park_loop(); +} - while (1) - cpu_relax(); +/* + * We need to implement panic_smp_self_stop() for parallel panic() calls, so + * that cpu_online_mask gets correctly updated and smp_send_stop() can skip + * CPUs that have already stopped themselves. + */ +void panic_smp_self_stop(void) +{ + local_cpu_stop(); } #ifdef CONFIG_KEXEC_CORE @@ -909,7 +899,7 @@ void handle_IPI(int ipinr, struct pt_regs *regs) case IPI_CPU_STOP: irq_enter(); - ipi_cpu_stop(cpu); + local_cpu_stop(); irq_exit(); break; diff --git a/arch/arm64/kernel/smp_spin_table.c b/arch/arm64/kernel/smp_spin_table.c index 93034651c87e..76c2739ba8a4 100644 --- a/arch/arm64/kernel/smp_spin_table.c +++ b/arch/arm64/kernel/smp_spin_table.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Spin Table SMP initialisation * * Copyright (C) 2013 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/delay.h> diff --git a/arch/arm64/kernel/ssbd.c b/arch/arm64/kernel/ssbd.c index 885f13e58708..52cfc6148355 100644 --- a/arch/arm64/kernel/ssbd.c +++ b/arch/arm64/kernel/ssbd.c @@ -5,6 +5,7 @@ #include <linux/compat.h> #include <linux/errno.h> +#include <linux/prctl.h> #include <linux/sched.h> #include <linux/sched/task_stack.h> #include <linux/thread_info.h> diff --git a/arch/arm64/kernel/stacktrace.c b/arch/arm64/kernel/stacktrace.c index b00ec7d483d1..62d395151abe 100644 --- a/arch/arm64/kernel/stacktrace.c +++ b/arch/arm64/kernel/stacktrace.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Stack tracing support * * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/kernel.h> #include <linux/export.h> diff --git a/arch/arm64/kernel/sys.c b/arch/arm64/kernel/sys.c index fe20c461582a..d5ffaaab31a7 100644 --- a/arch/arm64/kernel/sys.c +++ b/arch/arm64/kernel/sys.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AArch64-specific system calls implementation * * Copyright (C) 2012 ARM Ltd. * Author: Catalin Marinas <catalin.marinas@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/compiler.h> diff --git a/arch/arm64/kernel/sys32.c b/arch/arm64/kernel/sys32.c index 3c80a40c1c9d..fc40386afb1b 100644 --- a/arch/arm64/kernel/sys32.c +++ b/arch/arm64/kernel/sys32.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm64/kernel/sys32.c * * Copyright (C) 2015 ARM Ltd. - * - * This program is free software(void); you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http(void);//www.gnu.org/licenses/>. */ /* diff --git a/arch/arm64/kernel/sys_compat.c b/arch/arm64/kernel/sys_compat.c index c832a5c24efc..f1cb64959427 100644 --- a/arch/arm64/kernel/sys_compat.c +++ b/arch/arm64/kernel/sys_compat.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/kernel/sys_arm.c * * Copyright (C) People who wrote linux/arch/i386/kernel/sys_i386.c * Copyright (C) 1995, 1996 Russell King. * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/compat.h> diff --git a/arch/arm64/kernel/time.c b/arch/arm64/kernel/time.c index a777ae90044d..9f25aedeac9d 100644 --- a/arch/arm64/kernel/time.c +++ b/arch/arm64/kernel/time.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/kernel/time.c * * Copyright (C) 1991, 1992, 1995 Linus Torvalds * Modifications for ARM (C) 1994-2001 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/clockchips.h> diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c index 177c0f6ebabf..a835a1a53826 100644 --- a/arch/arm64/kernel/traps.c +++ b/arch/arm64/kernel/traps.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/kernel/traps.c * * Copyright (C) 1995-2009 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/bug.h> @@ -66,16 +55,19 @@ static void dump_backtrace_entry(unsigned long where) printk(" %pS\n", (void *)where); } -static void __dump_instr(const char *lvl, struct pt_regs *regs) +static void dump_kernel_instr(const char *lvl, struct pt_regs *regs) { unsigned long addr = instruction_pointer(regs); char str[sizeof("00000000 ") * 5 + 2 + 1], *p = str; int i; + if (user_mode(regs)) + return; + for (i = -4; i < 1; i++) { unsigned int val, bad; - bad = get_user(val, &((u32 *)addr)[i]); + bad = aarch64_insn_read(&((u32 *)addr)[i], &val); if (!bad) p += sprintf(p, i == 0 ? "(%08x) " : "%08x ", val); @@ -84,19 +76,8 @@ static void __dump_instr(const char *lvl, struct pt_regs *regs) break; } } - printk("%sCode: %s\n", lvl, str); -} -static void dump_instr(const char *lvl, struct pt_regs *regs) -{ - if (!user_mode(regs)) { - mm_segment_t fs = get_fs(); - set_fs(KERNEL_DS); - __dump_instr(lvl, regs); - set_fs(fs); - } else { - __dump_instr(lvl, regs); - } + printk("%sCode: %s\n", lvl, str); } void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk) @@ -182,8 +163,7 @@ static int __die(const char *str, int err, struct pt_regs *regs) print_modules(); show_regs(regs); - if (!user_mode(regs)) - dump_instr(KERN_EMERG, regs); + dump_kernel_instr(KERN_EMERG, regs); return ret; } diff --git a/arch/arm64/kernel/vdso.c b/arch/arm64/kernel/vdso.c index 8074cbd3a3a8..354b11e27c07 100644 --- a/arch/arm64/kernel/vdso.c +++ b/arch/arm64/kernel/vdso.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * VDSO implementations. * * Copyright (C) 2012 ARM Limited * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * * Author: Will Deacon <will.deacon@arm.com> */ @@ -31,41 +20,212 @@ #include <linux/slab.h> #include <linux/timekeeper_internal.h> #include <linux/vmalloc.h> +#include <vdso/datapage.h> +#include <vdso/helpers.h> +#include <vdso/vsyscall.h> #include <asm/cacheflush.h> #include <asm/signal32.h> #include <asm/vdso.h> -#include <asm/vdso_datapage.h> extern char vdso_start[], vdso_end[]; -static unsigned long vdso_pages __ro_after_init; +#ifdef CONFIG_COMPAT_VDSO +extern char vdso32_start[], vdso32_end[]; +#endif /* CONFIG_COMPAT_VDSO */ + +/* vdso_lookup arch_index */ +enum arch_vdso_type { + ARM64_VDSO = 0, +#ifdef CONFIG_COMPAT_VDSO + ARM64_VDSO32 = 1, +#endif /* CONFIG_COMPAT_VDSO */ +}; +#ifdef CONFIG_COMPAT_VDSO +#define VDSO_TYPES (ARM64_VDSO32 + 1) +#else +#define VDSO_TYPES (ARM64_VDSO + 1) +#endif /* CONFIG_COMPAT_VDSO */ + +struct __vdso_abi { + const char *name; + const char *vdso_code_start; + const char *vdso_code_end; + unsigned long vdso_pages; + /* Data Mapping */ + struct vm_special_mapping *dm; + /* Code Mapping */ + struct vm_special_mapping *cm; +}; + +static struct __vdso_abi vdso_lookup[VDSO_TYPES] __ro_after_init = { + { + .name = "vdso", + .vdso_code_start = vdso_start, + .vdso_code_end = vdso_end, + }, +#ifdef CONFIG_COMPAT_VDSO + { + .name = "vdso32", + .vdso_code_start = vdso32_start, + .vdso_code_end = vdso32_end, + }, +#endif /* CONFIG_COMPAT_VDSO */ +}; /* * The vDSO data page. */ static union { - struct vdso_data data; + struct vdso_data data[CS_BASES]; u8 page[PAGE_SIZE]; } vdso_data_store __page_aligned_data; -struct vdso_data *vdso_data = &vdso_data_store.data; +struct vdso_data *vdso_data = vdso_data_store.data; + +static int __vdso_remap(enum arch_vdso_type arch_index, + const struct vm_special_mapping *sm, + struct vm_area_struct *new_vma) +{ + unsigned long new_size = new_vma->vm_end - new_vma->vm_start; + unsigned long vdso_size = vdso_lookup[arch_index].vdso_code_end - + vdso_lookup[arch_index].vdso_code_start; + + if (vdso_size != new_size) + return -EINVAL; + + current->mm->context.vdso = (void *)new_vma->vm_start; + + return 0; +} + +static int __vdso_init(enum arch_vdso_type arch_index) +{ + int i; + struct page **vdso_pagelist; + unsigned long pfn; + + if (memcmp(vdso_lookup[arch_index].vdso_code_start, "\177ELF", 4)) { + pr_err("vDSO is not a valid ELF object!\n"); + return -EINVAL; + } + + vdso_lookup[arch_index].vdso_pages = ( + vdso_lookup[arch_index].vdso_code_end - + vdso_lookup[arch_index].vdso_code_start) >> + PAGE_SHIFT; + + /* Allocate the vDSO pagelist, plus a page for the data. */ + vdso_pagelist = kcalloc(vdso_lookup[arch_index].vdso_pages + 1, + sizeof(struct page *), + GFP_KERNEL); + if (vdso_pagelist == NULL) + return -ENOMEM; + + /* Grab the vDSO data page. */ + vdso_pagelist[0] = phys_to_page(__pa_symbol(vdso_data)); + + + /* Grab the vDSO code pages. */ + pfn = sym_to_pfn(vdso_lookup[arch_index].vdso_code_start); + + for (i = 0; i < vdso_lookup[arch_index].vdso_pages; i++) + vdso_pagelist[i + 1] = pfn_to_page(pfn + i); + + vdso_lookup[arch_index].dm->pages = &vdso_pagelist[0]; + vdso_lookup[arch_index].cm->pages = &vdso_pagelist[1]; + + return 0; +} + +static int __setup_additional_pages(enum arch_vdso_type arch_index, + struct mm_struct *mm, + struct linux_binprm *bprm, + int uses_interp) +{ + unsigned long vdso_base, vdso_text_len, vdso_mapping_len; + void *ret; + + vdso_text_len = vdso_lookup[arch_index].vdso_pages << PAGE_SHIFT; + /* Be sure to map the data page */ + vdso_mapping_len = vdso_text_len + PAGE_SIZE; + + vdso_base = get_unmapped_area(NULL, 0, vdso_mapping_len, 0, 0); + if (IS_ERR_VALUE(vdso_base)) { + ret = ERR_PTR(vdso_base); + goto up_fail; + } + + ret = _install_special_mapping(mm, vdso_base, PAGE_SIZE, + VM_READ|VM_MAYREAD, + vdso_lookup[arch_index].dm); + if (IS_ERR(ret)) + goto up_fail; + + vdso_base += PAGE_SIZE; + mm->context.vdso = (void *)vdso_base; + ret = _install_special_mapping(mm, vdso_base, vdso_text_len, + VM_READ|VM_EXEC| + VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC, + vdso_lookup[arch_index].cm); + if (IS_ERR(ret)) + goto up_fail; + + return 0; + +up_fail: + mm->context.vdso = NULL; + return PTR_ERR(ret); +} #ifdef CONFIG_COMPAT /* * Create and map the vectors page for AArch32 tasks. */ +#ifdef CONFIG_COMPAT_VDSO +static int aarch32_vdso_mremap(const struct vm_special_mapping *sm, + struct vm_area_struct *new_vma) +{ + return __vdso_remap(ARM64_VDSO32, sm, new_vma); +} +#endif /* CONFIG_COMPAT_VDSO */ + +/* + * aarch32_vdso_pages: + * 0 - kuser helpers + * 1 - sigreturn code + * or (CONFIG_COMPAT_VDSO): + * 0 - kuser helpers + * 1 - vdso data + * 2 - vdso code + */ #define C_VECTORS 0 +#ifdef CONFIG_COMPAT_VDSO +#define C_VVAR 1 +#define C_VDSO 2 +#define C_PAGES (C_VDSO + 1) +#else #define C_SIGPAGE 1 #define C_PAGES (C_SIGPAGE + 1) +#endif /* CONFIG_COMPAT_VDSO */ static struct page *aarch32_vdso_pages[C_PAGES] __ro_after_init; -static const struct vm_special_mapping aarch32_vdso_spec[C_PAGES] = { +static struct vm_special_mapping aarch32_vdso_spec[C_PAGES] = { { .name = "[vectors]", /* ABI */ .pages = &aarch32_vdso_pages[C_VECTORS], }, +#ifdef CONFIG_COMPAT_VDSO + { + .name = "[vvar]", + }, + { + .name = "[vdso]", + .mremap = aarch32_vdso_mremap, + }, +#else { .name = "[sigpage]", /* ABI */ .pages = &aarch32_vdso_pages[C_SIGPAGE], }, +#endif /* CONFIG_COMPAT_VDSO */ }; static int aarch32_alloc_kuser_vdso_page(void) @@ -88,7 +248,33 @@ static int aarch32_alloc_kuser_vdso_page(void) return 0; } -static int __init aarch32_alloc_vdso_pages(void) +#ifdef CONFIG_COMPAT_VDSO +static int __aarch32_alloc_vdso_pages(void) +{ + int ret; + + vdso_lookup[ARM64_VDSO32].dm = &aarch32_vdso_spec[C_VVAR]; + vdso_lookup[ARM64_VDSO32].cm = &aarch32_vdso_spec[C_VDSO]; + + ret = __vdso_init(ARM64_VDSO32); + if (ret) + return ret; + + ret = aarch32_alloc_kuser_vdso_page(); + if (ret) { + unsigned long c_vvar = + (unsigned long)page_to_virt(aarch32_vdso_pages[C_VVAR]); + unsigned long c_vdso = + (unsigned long)page_to_virt(aarch32_vdso_pages[C_VDSO]); + + free_page(c_vvar); + free_page(c_vdso); + } + + return ret; +} +#else +static int __aarch32_alloc_vdso_pages(void) { extern char __aarch32_sigret_code_start[], __aarch32_sigret_code_end[]; int sigret_sz = __aarch32_sigret_code_end - __aarch32_sigret_code_start; @@ -109,6 +295,12 @@ static int __init aarch32_alloc_vdso_pages(void) return ret; } +#endif /* CONFIG_COMPAT_VDSO */ + +static int __init aarch32_alloc_vdso_pages(void) +{ + return __aarch32_alloc_vdso_pages(); +} arch_initcall(aarch32_alloc_vdso_pages); static int aarch32_kuser_helpers_setup(struct mm_struct *mm) @@ -130,6 +322,7 @@ static int aarch32_kuser_helpers_setup(struct mm_struct *mm) return PTR_ERR_OR_ZERO(ret); } +#ifndef CONFIG_COMPAT_VDSO static int aarch32_sigreturn_setup(struct mm_struct *mm) { unsigned long addr; @@ -157,6 +350,7 @@ static int aarch32_sigreturn_setup(struct mm_struct *mm) out: return PTR_ERR_OR_ZERO(ret); } +#endif /* !CONFIG_COMPAT_VDSO */ int aarch32_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) { @@ -170,7 +364,14 @@ int aarch32_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) if (ret) goto out; +#ifdef CONFIG_COMPAT_VDSO + ret = __setup_additional_pages(ARM64_VDSO32, + mm, + bprm, + uses_interp); +#else ret = aarch32_sigreturn_setup(mm); +#endif /* CONFIG_COMPAT_VDSO */ out: up_write(&mm->mmap_sem); @@ -181,18 +382,18 @@ out: static int vdso_mremap(const struct vm_special_mapping *sm, struct vm_area_struct *new_vma) { - unsigned long new_size = new_vma->vm_end - new_vma->vm_start; - unsigned long vdso_size = vdso_end - vdso_start; - - if (vdso_size != new_size) - return -EINVAL; - - current->mm->context.vdso = (void *)new_vma->vm_start; - - return 0; + return __vdso_remap(ARM64_VDSO, sm, new_vma); } -static struct vm_special_mapping vdso_spec[2] __ro_after_init = { +/* + * aarch64_vdso_pages: + * 0 - vvar + * 1 - vdso + */ +#define A_VVAR 0 +#define A_VDSO 1 +#define A_PAGES (A_VDSO + 1) +static struct vm_special_mapping vdso_spec[A_PAGES] __ro_after_init = { { .name = "[vvar]", }, @@ -204,37 +405,10 @@ static struct vm_special_mapping vdso_spec[2] __ro_after_init = { static int __init vdso_init(void) { - int i; - struct page **vdso_pagelist; - unsigned long pfn; - - if (memcmp(vdso_start, "\177ELF", 4)) { - pr_err("vDSO is not a valid ELF object!\n"); - return -EINVAL; - } - - vdso_pages = (vdso_end - vdso_start) >> PAGE_SHIFT; - - /* Allocate the vDSO pagelist, plus a page for the data. */ - vdso_pagelist = kcalloc(vdso_pages + 1, sizeof(struct page *), - GFP_KERNEL); - if (vdso_pagelist == NULL) - return -ENOMEM; - - /* Grab the vDSO data page. */ - vdso_pagelist[0] = phys_to_page(__pa_symbol(vdso_data)); - + vdso_lookup[ARM64_VDSO].dm = &vdso_spec[A_VVAR]; + vdso_lookup[ARM64_VDSO].cm = &vdso_spec[A_VDSO]; - /* Grab the vDSO code pages. */ - pfn = sym_to_pfn(vdso_start); - - for (i = 0; i < vdso_pages; i++) - vdso_pagelist[i + 1] = pfn_to_page(pfn + i); - - vdso_spec[0].pages = &vdso_pagelist[0]; - vdso_spec[1].pages = &vdso_pagelist[1]; - - return 0; + return __vdso_init(ARM64_VDSO); } arch_initcall(vdso_init); @@ -242,84 +416,17 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) { struct mm_struct *mm = current->mm; - unsigned long vdso_base, vdso_text_len, vdso_mapping_len; - void *ret; - - vdso_text_len = vdso_pages << PAGE_SHIFT; - /* Be sure to map the data page */ - vdso_mapping_len = vdso_text_len + PAGE_SIZE; + int ret; if (down_write_killable(&mm->mmap_sem)) return -EINTR; - vdso_base = get_unmapped_area(NULL, 0, vdso_mapping_len, 0, 0); - if (IS_ERR_VALUE(vdso_base)) { - ret = ERR_PTR(vdso_base); - goto up_fail; - } - ret = _install_special_mapping(mm, vdso_base, PAGE_SIZE, - VM_READ|VM_MAYREAD, - &vdso_spec[0]); - if (IS_ERR(ret)) - goto up_fail; - - vdso_base += PAGE_SIZE; - mm->context.vdso = (void *)vdso_base; - ret = _install_special_mapping(mm, vdso_base, vdso_text_len, - VM_READ|VM_EXEC| - VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC, - &vdso_spec[1]); - if (IS_ERR(ret)) - goto up_fail; + ret = __setup_additional_pages(ARM64_VDSO, + mm, + bprm, + uses_interp); up_write(&mm->mmap_sem); - return 0; - -up_fail: - mm->context.vdso = NULL; - up_write(&mm->mmap_sem); - return PTR_ERR(ret); -} -/* - * Update the vDSO data page to keep in sync with kernel timekeeping. - */ -void update_vsyscall(struct timekeeper *tk) -{ - u32 use_syscall = !tk->tkr_mono.clock->archdata.vdso_direct; - - ++vdso_data->tb_seq_count; - smp_wmb(); - - vdso_data->use_syscall = use_syscall; - vdso_data->xtime_coarse_sec = tk->xtime_sec; - vdso_data->xtime_coarse_nsec = tk->tkr_mono.xtime_nsec >> - tk->tkr_mono.shift; - vdso_data->wtm_clock_sec = tk->wall_to_monotonic.tv_sec; - vdso_data->wtm_clock_nsec = tk->wall_to_monotonic.tv_nsec; - - /* Read without the seqlock held by clock_getres() */ - WRITE_ONCE(vdso_data->hrtimer_res, hrtimer_resolution); - - if (!use_syscall) { - /* tkr_mono.cycle_last == tkr_raw.cycle_last */ - vdso_data->cs_cycle_last = tk->tkr_mono.cycle_last; - vdso_data->raw_time_sec = tk->raw_sec; - vdso_data->raw_time_nsec = tk->tkr_raw.xtime_nsec; - vdso_data->xtime_clock_sec = tk->xtime_sec; - vdso_data->xtime_clock_nsec = tk->tkr_mono.xtime_nsec; - vdso_data->cs_mono_mult = tk->tkr_mono.mult; - vdso_data->cs_raw_mult = tk->tkr_raw.mult; - /* tkr_mono.shift == tkr_raw.shift */ - vdso_data->cs_shift = tk->tkr_mono.shift; - } - - smp_wmb(); - ++vdso_data->tb_seq_count; -} - -void update_vsyscall_tz(void) -{ - vdso_data->tz_minuteswest = sys_tz.tz_minuteswest; - vdso_data->tz_dsttime = sys_tz.tz_dsttime; + return ret; } diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile index fa230ff09aa1..4ab863045188 100644 --- a/arch/arm64/kernel/vdso/Makefile +++ b/arch/arm64/kernel/vdso/Makefile @@ -6,7 +6,12 @@ # Heavily based on the vDSO Makefiles for other archs. # -obj-vdso := gettimeofday.o note.o sigreturn.o +# Absolute relocation type $(ARCH_REL_TYPE_ABS) needs to be defined before +# the inclusion of generic Makefile. +ARCH_REL_TYPE_ABS := R_AARCH64_JUMP_SLOT|R_AARCH64_GLOB_DAT|R_AARCH64_ABS64 +include $(srctree)/lib/vdso/Makefile + +obj-vdso := vgettimeofday.o note.o sigreturn.o # Build rules targets := $(obj-vdso) vdso.so vdso.so.dbg @@ -15,6 +20,31 @@ obj-vdso := $(addprefix $(obj)/, $(obj-vdso)) ldflags-y := -shared -nostdlib -soname=linux-vdso.so.1 --hash-style=sysv \ --build-id -n -T +ccflags-y := -fno-common -fno-builtin -fno-stack-protector -ffixed-x18 +ccflags-y += -DDISABLE_BRANCH_PROFILING + +VDSO_LDFLAGS := -Bsymbolic + +CFLAGS_REMOVE_vgettimeofday.o = $(CC_FLAGS_FTRACE) -Os +KBUILD_CFLAGS += $(DISABLE_LTO) +KASAN_SANITIZE := n +UBSAN_SANITIZE := n +OBJECT_FILES_NON_STANDARD := y +KCOV_INSTRUMENT := n + +ifeq ($(c-gettimeofday-y),) +CFLAGS_vgettimeofday.o = -O2 -mcmodel=tiny +else +CFLAGS_vgettimeofday.o = -O2 -mcmodel=tiny -include $(c-gettimeofday-y) +endif + +# Clang versions less than 8 do not support -mcmodel=tiny +ifeq ($(CONFIG_CC_IS_CLANG), y) + ifeq ($(shell test $(CONFIG_CLANG_VERSION) -lt 80000; echo $$?),0) + CFLAGS_REMOVE_vgettimeofday.o += -mcmodel=tiny + endif +endif + # Disable gcov profiling for VDSO code GCOV_PROFILE := n @@ -28,6 +58,7 @@ $(obj)/vdso.o : $(obj)/vdso.so # Link rule for the .so file, .lds has to be first $(obj)/vdso.so.dbg: $(obj)/vdso.lds $(obj-vdso) FORCE $(call if_changed,ld) + $(call if_changed,vdso_check) # Strip rule for the .so file $(obj)/%.so: OBJCOPYFLAGS := -S @@ -42,13 +73,9 @@ quiet_cmd_vdsosym = VDSOSYM $@ include/generated/vdso-offsets.h: $(obj)/vdso.so.dbg FORCE $(call if_changed,vdsosym) -# Assembly rules for the .S files -$(obj-vdso): %.o: %.S FORCE - $(call if_changed_dep,vdsoas) - # Actual build commands -quiet_cmd_vdsoas = VDSOA $@ - cmd_vdsoas = $(CC) $(a_flags) -c -o $@ $< +quiet_cmd_vdsocc = VDSOCC $@ + cmd_vdsocc = $(CC) $(a_flags) $(c_flags) -c -o $@ $< # Install commands for the unstripped file quiet_cmd_vdso_install = INSTALL $@ diff --git a/arch/arm64/kernel/vdso/gettimeofday.S b/arch/arm64/kernel/vdso/gettimeofday.S index 856fee6d3512..e69de29bb2d1 100644 --- a/arch/arm64/kernel/vdso/gettimeofday.S +++ b/arch/arm64/kernel/vdso/gettimeofday.S @@ -1,334 +0,0 @@ -/* - * Userspace implementations of gettimeofday() and friends. - * - * Copyright (C) 2012 ARM Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * - * Author: Will Deacon <will.deacon@arm.com> - */ - -#include <linux/linkage.h> -#include <asm/asm-offsets.h> -#include <asm/unistd.h> - -#define NSEC_PER_SEC_LO16 0xca00 -#define NSEC_PER_SEC_HI16 0x3b9a - -vdso_data .req x6 -seqcnt .req w7 -w_tmp .req w8 -x_tmp .req x8 - -/* - * Conventions for macro arguments: - * - An argument is write-only if its name starts with "res". - * - All other arguments are read-only, unless otherwise specified. - */ - - .macro seqcnt_acquire -9999: ldr seqcnt, [vdso_data, #VDSO_TB_SEQ_COUNT] - tbnz seqcnt, #0, 9999b - dmb ishld - .endm - - .macro seqcnt_check fail - dmb ishld - ldr w_tmp, [vdso_data, #VDSO_TB_SEQ_COUNT] - cmp w_tmp, seqcnt - b.ne \fail - .endm - - .macro syscall_check fail - ldr w_tmp, [vdso_data, #VDSO_USE_SYSCALL] - cbnz w_tmp, \fail - .endm - - .macro get_nsec_per_sec res - mov \res, #NSEC_PER_SEC_LO16 - movk \res, #NSEC_PER_SEC_HI16, lsl #16 - .endm - - /* - * Returns the clock delta, in nanoseconds left-shifted by the clock - * shift. - */ - .macro get_clock_shifted_nsec res, cycle_last, mult - /* Read the virtual counter. */ - isb - mrs x_tmp, cntvct_el0 - /* Calculate cycle delta and convert to ns. */ - sub \res, x_tmp, \cycle_last - /* We can only guarantee 56 bits of precision. */ - movn x_tmp, #0xff00, lsl #48 - and \res, x_tmp, \res - mul \res, \res, \mult - /* - * Fake address dependency from the value computed from the counter - * register to subsequent data page accesses so that the sequence - * locking also orders the read of the counter. - */ - and x_tmp, \res, xzr - add vdso_data, vdso_data, x_tmp - .endm - - /* - * Returns in res_{sec,nsec} the REALTIME timespec, based on the - * "wall time" (xtime) and the clock_mono delta. - */ - .macro get_ts_realtime res_sec, res_nsec, \ - clock_nsec, xtime_sec, xtime_nsec, nsec_to_sec - add \res_nsec, \clock_nsec, \xtime_nsec - udiv x_tmp, \res_nsec, \nsec_to_sec - add \res_sec, \xtime_sec, x_tmp - msub \res_nsec, x_tmp, \nsec_to_sec, \res_nsec - .endm - - /* - * Returns in res_{sec,nsec} the timespec based on the clock_raw delta, - * used for CLOCK_MONOTONIC_RAW. - */ - .macro get_ts_clock_raw res_sec, res_nsec, clock_nsec, nsec_to_sec - udiv \res_sec, \clock_nsec, \nsec_to_sec - msub \res_nsec, \res_sec, \nsec_to_sec, \clock_nsec - .endm - - /* sec and nsec are modified in place. */ - .macro add_ts sec, nsec, ts_sec, ts_nsec, nsec_to_sec - /* Add timespec. */ - add \sec, \sec, \ts_sec - add \nsec, \nsec, \ts_nsec - - /* Normalise the new timespec. */ - cmp \nsec, \nsec_to_sec - b.lt 9999f - sub \nsec, \nsec, \nsec_to_sec - add \sec, \sec, #1 -9999: - cmp \nsec, #0 - b.ge 9998f - add \nsec, \nsec, \nsec_to_sec - sub \sec, \sec, #1 -9998: - .endm - - .macro clock_gettime_return, shift=0 - .if \shift == 1 - lsr x11, x11, x12 - .endif - stp x10, x11, [x1, #TSPEC_TV_SEC] - mov x0, xzr - ret - .endm - - .macro jump_slot jumptable, index, label - .if (. - \jumptable) != 4 * (\index) - .error "Jump slot index mismatch" - .endif - b \label - .endm - - .text - -/* int __kernel_gettimeofday(struct timeval *tv, struct timezone *tz); */ -ENTRY(__kernel_gettimeofday) - .cfi_startproc - adr vdso_data, _vdso_data - /* If tv is NULL, skip to the timezone code. */ - cbz x0, 2f - - /* Compute the time of day. */ -1: seqcnt_acquire - syscall_check fail=4f - ldr x10, [vdso_data, #VDSO_CS_CYCLE_LAST] - /* w11 = cs_mono_mult, w12 = cs_shift */ - ldp w11, w12, [vdso_data, #VDSO_CS_MONO_MULT] - ldp x13, x14, [vdso_data, #VDSO_XTIME_CLK_SEC] - - get_nsec_per_sec res=x9 - lsl x9, x9, x12 - - get_clock_shifted_nsec res=x15, cycle_last=x10, mult=x11 - seqcnt_check fail=1b - get_ts_realtime res_sec=x10, res_nsec=x11, \ - clock_nsec=x15, xtime_sec=x13, xtime_nsec=x14, nsec_to_sec=x9 - - /* Convert ns to us. */ - mov x13, #1000 - lsl x13, x13, x12 - udiv x11, x11, x13 - stp x10, x11, [x0, #TVAL_TV_SEC] -2: - /* If tz is NULL, return 0. */ - cbz x1, 3f - ldp w4, w5, [vdso_data, #VDSO_TZ_MINWEST] - stp w4, w5, [x1, #TZ_MINWEST] -3: - mov x0, xzr - ret -4: - /* Syscall fallback. */ - mov x8, #__NR_gettimeofday - svc #0 - ret - .cfi_endproc -ENDPROC(__kernel_gettimeofday) - -#define JUMPSLOT_MAX CLOCK_MONOTONIC_COARSE - -/* int __kernel_clock_gettime(clockid_t clock_id, struct timespec *tp); */ -ENTRY(__kernel_clock_gettime) - .cfi_startproc - cmp w0, #JUMPSLOT_MAX - b.hi syscall - adr vdso_data, _vdso_data - adr x_tmp, jumptable - add x_tmp, x_tmp, w0, uxtw #2 - br x_tmp - - ALIGN -jumptable: - jump_slot jumptable, CLOCK_REALTIME, realtime - jump_slot jumptable, CLOCK_MONOTONIC, monotonic - b syscall - b syscall - jump_slot jumptable, CLOCK_MONOTONIC_RAW, monotonic_raw - jump_slot jumptable, CLOCK_REALTIME_COARSE, realtime_coarse - jump_slot jumptable, CLOCK_MONOTONIC_COARSE, monotonic_coarse - - .if (. - jumptable) != 4 * (JUMPSLOT_MAX + 1) - .error "Wrong jumptable size" - .endif - - ALIGN -realtime: - seqcnt_acquire - syscall_check fail=syscall - ldr x10, [vdso_data, #VDSO_CS_CYCLE_LAST] - /* w11 = cs_mono_mult, w12 = cs_shift */ - ldp w11, w12, [vdso_data, #VDSO_CS_MONO_MULT] - ldp x13, x14, [vdso_data, #VDSO_XTIME_CLK_SEC] - - /* All computations are done with left-shifted nsecs. */ - get_nsec_per_sec res=x9 - lsl x9, x9, x12 - - get_clock_shifted_nsec res=x15, cycle_last=x10, mult=x11 - seqcnt_check fail=realtime - get_ts_realtime res_sec=x10, res_nsec=x11, \ - clock_nsec=x15, xtime_sec=x13, xtime_nsec=x14, nsec_to_sec=x9 - clock_gettime_return, shift=1 - - ALIGN -monotonic: - seqcnt_acquire - syscall_check fail=syscall - ldr x10, [vdso_data, #VDSO_CS_CYCLE_LAST] - /* w11 = cs_mono_mult, w12 = cs_shift */ - ldp w11, w12, [vdso_data, #VDSO_CS_MONO_MULT] - ldp x13, x14, [vdso_data, #VDSO_XTIME_CLK_SEC] - ldp x3, x4, [vdso_data, #VDSO_WTM_CLK_SEC] - - /* All computations are done with left-shifted nsecs. */ - lsl x4, x4, x12 - get_nsec_per_sec res=x9 - lsl x9, x9, x12 - - get_clock_shifted_nsec res=x15, cycle_last=x10, mult=x11 - seqcnt_check fail=monotonic - get_ts_realtime res_sec=x10, res_nsec=x11, \ - clock_nsec=x15, xtime_sec=x13, xtime_nsec=x14, nsec_to_sec=x9 - - add_ts sec=x10, nsec=x11, ts_sec=x3, ts_nsec=x4, nsec_to_sec=x9 - clock_gettime_return, shift=1 - - ALIGN -monotonic_raw: - seqcnt_acquire - syscall_check fail=syscall - ldr x10, [vdso_data, #VDSO_CS_CYCLE_LAST] - /* w11 = cs_raw_mult, w12 = cs_shift */ - ldp w12, w11, [vdso_data, #VDSO_CS_SHIFT] - ldp x13, x14, [vdso_data, #VDSO_RAW_TIME_SEC] - - /* All computations are done with left-shifted nsecs. */ - get_nsec_per_sec res=x9 - lsl x9, x9, x12 - - get_clock_shifted_nsec res=x15, cycle_last=x10, mult=x11 - seqcnt_check fail=monotonic_raw - get_ts_clock_raw res_sec=x10, res_nsec=x11, \ - clock_nsec=x15, nsec_to_sec=x9 - - add_ts sec=x10, nsec=x11, ts_sec=x13, ts_nsec=x14, nsec_to_sec=x9 - clock_gettime_return, shift=1 - - ALIGN -realtime_coarse: - seqcnt_acquire - ldp x10, x11, [vdso_data, #VDSO_XTIME_CRS_SEC] - seqcnt_check fail=realtime_coarse - clock_gettime_return - - ALIGN -monotonic_coarse: - seqcnt_acquire - ldp x10, x11, [vdso_data, #VDSO_XTIME_CRS_SEC] - ldp x13, x14, [vdso_data, #VDSO_WTM_CLK_SEC] - seqcnt_check fail=monotonic_coarse - - /* Computations are done in (non-shifted) nsecs. */ - get_nsec_per_sec res=x9 - add_ts sec=x10, nsec=x11, ts_sec=x13, ts_nsec=x14, nsec_to_sec=x9 - clock_gettime_return - - ALIGN -syscall: /* Syscall fallback. */ - mov x8, #__NR_clock_gettime - svc #0 - ret - .cfi_endproc -ENDPROC(__kernel_clock_gettime) - -/* int __kernel_clock_getres(clockid_t clock_id, struct timespec *res); */ -ENTRY(__kernel_clock_getres) - .cfi_startproc - cmp w0, #CLOCK_REALTIME - ccmp w0, #CLOCK_MONOTONIC, #0x4, ne - ccmp w0, #CLOCK_MONOTONIC_RAW, #0x4, ne - b.ne 1f - - adr vdso_data, _vdso_data - ldr w2, [vdso_data, #CLOCK_REALTIME_RES] - b 2f -1: - cmp w0, #CLOCK_REALTIME_COARSE - ccmp w0, #CLOCK_MONOTONIC_COARSE, #0x4, ne - b.ne 4f - ldr x2, 5f -2: - cbz x1, 3f - stp xzr, x2, [x1] - -3: /* res == NULL. */ - mov w0, wzr - ret - -4: /* Syscall fallback. */ - mov x8, #__NR_clock_getres - svc #0 - ret -5: - .quad CLOCK_COARSE_RES - .cfi_endproc -ENDPROC(__kernel_clock_getres) diff --git a/arch/arm64/kernel/vdso/note.S b/arch/arm64/kernel/vdso/note.S index e20483b104d9..0ce6ec75a525 100644 --- a/arch/arm64/kernel/vdso/note.S +++ b/arch/arm64/kernel/vdso/note.S @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Limited * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * * Author: Will Deacon <will.deacon@arm.com> * * This supplies .note.* sections to go into the PT_NOTE inside the vDSO text. diff --git a/arch/arm64/kernel/vdso/sigreturn.S b/arch/arm64/kernel/vdso/sigreturn.S index 20d98effa7dd..0723aa398d6e 100644 --- a/arch/arm64/kernel/vdso/sigreturn.S +++ b/arch/arm64/kernel/vdso/sigreturn.S @@ -1,21 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Sigreturn trampoline for returning from a signal when the SA_RESTORER * flag is not set. * * Copyright (C) 2012 ARM Limited * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * * Author: Will Deacon <will.deacon@arm.com> */ diff --git a/arch/arm64/kernel/vdso/vdso.S b/arch/arm64/kernel/vdso/vdso.S index 82379a70ef03..d1414fee5274 100644 --- a/arch/arm64/kernel/vdso/vdso.S +++ b/arch/arm64/kernel/vdso/vdso.S @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Limited * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * * Author: Will Deacon <will.deacon@arm.com> */ diff --git a/arch/arm64/kernel/vdso/vdso.lds.S b/arch/arm64/kernel/vdso/vdso.lds.S index beca249bc2f3..7ad2d3a0cd48 100644 --- a/arch/arm64/kernel/vdso/vdso.lds.S +++ b/arch/arm64/kernel/vdso/vdso.lds.S @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * GNU linker script for the VDSO library. * * Copyright (C) 2012 ARM Limited * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * * Author: Will Deacon <will.deacon@arm.com> * Heavily based on the vDSO linker scripts for other archs. */ diff --git a/arch/arm64/kernel/vdso/vgettimeofday.c b/arch/arm64/kernel/vdso/vgettimeofday.c new file mode 100644 index 000000000000..747635501a14 --- /dev/null +++ b/arch/arm64/kernel/vdso/vgettimeofday.c @@ -0,0 +1,27 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * ARM64 userspace implementations of gettimeofday() and similar. + * + * Copyright (C) 2018 ARM Limited + * + */ +#include <linux/time.h> +#include <linux/types.h> + +int __kernel_clock_gettime(clockid_t clock, + struct __kernel_timespec *ts) +{ + return __cvdso_clock_gettime(clock, ts); +} + +int __kernel_gettimeofday(struct __kernel_old_timeval *tv, + struct timezone *tz) +{ + return __cvdso_gettimeofday(tv, tz); +} + +int __kernel_clock_getres(clockid_t clock_id, + struct __kernel_timespec *res) +{ + return __cvdso_clock_getres(clock_id, res); +} diff --git a/arch/arm64/kernel/vdso32/.gitignore b/arch/arm64/kernel/vdso32/.gitignore new file mode 100644 index 000000000000..4fea950fa5ed --- /dev/null +++ b/arch/arm64/kernel/vdso32/.gitignore @@ -0,0 +1,2 @@ +vdso.lds +vdso.so.raw diff --git a/arch/arm64/kernel/vdso32/Makefile b/arch/arm64/kernel/vdso32/Makefile new file mode 100644 index 000000000000..288c14d30b45 --- /dev/null +++ b/arch/arm64/kernel/vdso32/Makefile @@ -0,0 +1,186 @@ +# SPDX-License-Identifier: GPL-2.0 +# +# Makefile for vdso32 +# + +# Absolute relocation type $(ARCH_REL_TYPE_ABS) needs to be defined before +# the inclusion of generic Makefile. +ARCH_REL_TYPE_ABS := R_ARM_JUMP_SLOT|R_ARM_GLOB_DAT|R_ARM_ABS32 +include $(srctree)/lib/vdso/Makefile + +COMPATCC := $(CROSS_COMPILE_COMPAT)gcc + +# Same as cc-*option, but using COMPATCC instead of CC +cc32-option = $(call try-run,\ + $(COMPATCC) $(1) -c -x c /dev/null -o "$$TMP",$(1),$(2)) +cc32-disable-warning = $(call try-run,\ + $(COMPATCC) -W$(strip $(1)) -c -x c /dev/null -o "$$TMP",-Wno-$(strip $(1))) +cc32-ldoption = $(call try-run,\ + $(COMPATCC) $(1) -nostdlib -x c /dev/null -o "$$TMP",$(1),$(2)) + +# We cannot use the global flags to compile the vDSO files, the main reason +# being that the 32-bit compiler may be older than the main (64-bit) compiler +# and therefore may not understand flags set using $(cc-option ...). Besides, +# arch-specific options should be taken from the arm Makefile instead of the +# arm64 one. +# As a result we set our own flags here. + +# From top-level Makefile +# NOSTDINC_FLAGS +VDSO_CPPFLAGS := -nostdinc -isystem $(shell $(COMPATCC) -print-file-name=include) +VDSO_CPPFLAGS += $(LINUXINCLUDE) +VDSO_CPPFLAGS += $(KBUILD_CPPFLAGS) + +# Common C and assembly flags +# From top-level Makefile +VDSO_CAFLAGS := $(VDSO_CPPFLAGS) +VDSO_CAFLAGS += $(call cc32-option,-fno-PIE) +ifdef CONFIG_DEBUG_INFO +VDSO_CAFLAGS += -g +endif +ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-goto.sh $(COMPATCC)), y) +VDSO_CAFLAGS += -DCC_HAVE_ASM_GOTO +endif + +# From arm Makefile +VDSO_CAFLAGS += $(call cc32-option,-fno-dwarf2-cfi-asm) +VDSO_CAFLAGS += -mabi=aapcs-linux -mfloat-abi=soft +ifeq ($(CONFIG_CPU_BIG_ENDIAN), y) +VDSO_CAFLAGS += -mbig-endian +else +VDSO_CAFLAGS += -mlittle-endian +endif + +# From arm vDSO Makefile +VDSO_CAFLAGS += -fPIC -fno-builtin -fno-stack-protector +VDSO_CAFLAGS += -DDISABLE_BRANCH_PROFILING + +# Try to compile for ARMv8. If the compiler is too old and doesn't support it, +# fall back to v7. There is no easy way to check for what architecture the code +# is being compiled, so define a macro specifying that (see arch/arm/Makefile). +VDSO_CAFLAGS += $(call cc32-option,-march=armv8-a -D__LINUX_ARM_ARCH__=8,\ + -march=armv7-a -D__LINUX_ARM_ARCH__=7) + +VDSO_CFLAGS := $(VDSO_CAFLAGS) +VDSO_CFLAGS += -DENABLE_COMPAT_VDSO=1 +# KBUILD_CFLAGS from top-level Makefile +VDSO_CFLAGS += -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \ + -fno-strict-aliasing -fno-common \ + -Werror-implicit-function-declaration \ + -Wno-format-security \ + -std=gnu89 +VDSO_CFLAGS += -O2 +# Some useful compiler-dependent flags from top-level Makefile +VDSO_CFLAGS += $(call cc32-option,-Wdeclaration-after-statement,) +VDSO_CFLAGS += $(call cc32-option,-Wno-pointer-sign) +VDSO_CFLAGS += $(call cc32-option,-fno-strict-overflow) +VDSO_CFLAGS += $(call cc32-option,-Werror=strict-prototypes) +VDSO_CFLAGS += $(call cc32-option,-Werror=date-time) +VDSO_CFLAGS += $(call cc32-option,-Werror=incompatible-pointer-types) + +# The 32-bit compiler does not provide 128-bit integers, which are used in +# some headers that are indirectly included from the vDSO code. +# This hack makes the compiler happy and should trigger a warning/error if +# variables of such type are referenced. +VDSO_CFLAGS += -D__uint128_t='void*' +# Silence some warnings coming from headers that operate on long's +# (on GCC 4.8 or older, there is unfortunately no way to silence this warning) +VDSO_CFLAGS += $(call cc32-disable-warning,shift-count-overflow) +VDSO_CFLAGS += -Wno-int-to-pointer-cast + +VDSO_AFLAGS := $(VDSO_CAFLAGS) +VDSO_AFLAGS += -D__ASSEMBLY__ + +VDSO_LDFLAGS := $(VDSO_CPPFLAGS) +# From arm vDSO Makefile +VDSO_LDFLAGS += -Wl,-Bsymbolic -Wl,--no-undefined -Wl,-soname=linux-vdso.so.1 +VDSO_LDFLAGS += -Wl,-z,max-page-size=4096 -Wl,-z,common-page-size=4096 +VDSO_LDFLAGS += -nostdlib -shared -mfloat-abi=soft +VDSO_LDFLAGS += $(call cc32-ldoption,-Wl$(comma)--hash-style=sysv) +VDSO_LDFLAGS += $(call cc32-ldoption,-Wl$(comma)--build-id) +VDSO_LDFLAGS += $(call cc32-ldoption,-fuse-ld=bfd) + + +# Borrow vdsomunge.c from the arm vDSO +# We have to use a relative path because scripts/Makefile.host prefixes +# $(hostprogs-y) with $(obj) +munge := ../../../arm/vdso/vdsomunge +hostprogs-y := $(munge) + +c-obj-vdso := note.o +c-obj-vdso-gettimeofday := vgettimeofday.o +asm-obj-vdso := sigreturn.o + +ifneq ($(c-gettimeofday-y),) +VDSO_CFLAGS_gettimeofday_o += -include $(c-gettimeofday-y) +endif + +VDSO_CFLAGS_REMOVE_vgettimeofday.o = $(CC_FLAGS_FTRACE) -Os + +# Build rules +targets := $(c-obj-vdso) $(c-obj-vdso-gettimeofday) $(asm-obj-vdso) vdso.so vdso.so.dbg vdso.so.raw +c-obj-vdso := $(addprefix $(obj)/, $(c-obj-vdso)) +c-obj-vdso-gettimeofday := $(addprefix $(obj)/, $(c-obj-vdso-gettimeofday)) +asm-obj-vdso := $(addprefix $(obj)/, $(asm-obj-vdso)) +obj-vdso := $(c-obj-vdso) $(c-obj-vdso-gettimeofday) $(asm-obj-vdso) + +obj-y += vdso.o +extra-y += vdso.lds +CPPFLAGS_vdso.lds += -P -C -U$(ARCH) + +# Force dependency (vdso.s includes vdso.so through incbin) +$(obj)/vdso.o: $(obj)/vdso.so + +include/generated/vdso32-offsets.h: $(obj)/vdso.so.dbg FORCE + $(call if_changed,vdsosym) + +# Strip rule for vdso.so +$(obj)/vdso.so: OBJCOPYFLAGS := -S +$(obj)/vdso.so: $(obj)/vdso.so.dbg FORCE + $(call if_changed,objcopy) + +$(obj)/vdso.so.dbg: $(obj)/vdso.so.raw $(obj)/$(munge) FORCE + $(call if_changed,vdsomunge) + +# Link rule for the .so file, .lds has to be first +$(obj)/vdso.so.raw: $(src)/vdso.lds $(obj-vdso) FORCE + $(call if_changed,vdsold) + $(call if_changed,vdso_check) + +# Compilation rules for the vDSO sources +$(c-obj-vdso): %.o: %.c FORCE + $(call if_changed_dep,vdsocc) +$(c-obj-vdso-gettimeofday): %.o: %.c FORCE + $(call if_changed_dep,vdsocc_gettimeofday) +$(asm-obj-vdso): %.o: %.S FORCE + $(call if_changed_dep,vdsoas) + +# Actual build commands +quiet_cmd_vdsold = VDSOL $@ + cmd_vdsold = $(COMPATCC) -Wp,-MD,$(depfile) $(VDSO_LDFLAGS) \ + -Wl,-T $(filter %.lds,$^) $(filter %.o,$^) -o $@ +quiet_cmd_vdsocc = VDSOC $@ + cmd_vdsocc = $(COMPATCC) -Wp,-MD,$(depfile) $(VDSO_CFLAGS) -c -o $@ $< +quiet_cmd_vdsocc_gettimeofday = VDSOC_GTD $@ + cmd_vdsocc_gettimeofday = $(COMPATCC) -Wp,-MD,$(depfile) $(VDSO_CFLAGS) $(VDSO_CFLAGS_gettimeofday_o) -c -o $@ $< +quiet_cmd_vdsoas = VDSOA $@ + cmd_vdsoas = $(COMPATCC) -Wp,-MD,$(depfile) $(VDSO_AFLAGS) -c -o $@ $< + +quiet_cmd_vdsomunge = MUNGE $@ + cmd_vdsomunge = $(obj)/$(munge) $< $@ + +# Generate vDSO offsets using helper script (borrowed from the 64-bit vDSO) +gen-vdsosym := $(srctree)/$(src)/../vdso/gen_vdso_offsets.sh +quiet_cmd_vdsosym = VDSOSYM $@ +# The AArch64 nm should be able to read an AArch32 binary + cmd_vdsosym = $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@ + +# Install commands for the unstripped file +quiet_cmd_vdso_install = INSTALL $@ + cmd_vdso_install = cp $(obj)/$@.dbg $(MODLIB)/vdso/vdso32.so + +vdso.so: $(obj)/vdso.so.dbg + @mkdir -p $(MODLIB)/vdso + $(call cmd,vdso_install) + +vdso_install: vdso.so diff --git a/arch/arm64/kernel/vdso32/note.c b/arch/arm64/kernel/vdso32/note.c new file mode 100644 index 000000000000..eff5bf9efb8b --- /dev/null +++ b/arch/arm64/kernel/vdso32/note.c @@ -0,0 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2012-2018 ARM Limited + * + * This supplies .note.* sections to go into the PT_NOTE inside the vDSO text. + * Here we can supply some information useful to userland. + */ + +#include <linux/uts.h> +#include <linux/version.h> +#include <linux/elfnote.h> +#include <linux/build-salt.h> + +ELFNOTE32("Linux", 0, LINUX_VERSION_CODE); +BUILD_SALT; diff --git a/arch/arm64/kernel/vdso32/sigreturn.S b/arch/arm64/kernel/vdso32/sigreturn.S new file mode 100644 index 000000000000..1a81277c2d09 --- /dev/null +++ b/arch/arm64/kernel/vdso32/sigreturn.S @@ -0,0 +1,62 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * This file provides both A32 and T32 versions, in accordance with the + * arm sigreturn code. + * + * Copyright (C) 2018 ARM Limited + */ + +#include <linux/linkage.h> +#include <asm/asm-offsets.h> +#include <asm/unistd.h> + +#define ARM_ENTRY(name) \ + ENTRY(name) + +#define ARM_ENDPROC(name) \ + .type name, %function; \ + END(name) + + .text + + .arm + .fnstart + .save {r0-r15} + .pad #COMPAT_SIGFRAME_REGS_OFFSET + nop +ARM_ENTRY(__kernel_sigreturn_arm) + mov r7, #__NR_compat_sigreturn + svc #0 + .fnend +ARM_ENDPROC(__kernel_sigreturn_arm) + + .fnstart + .save {r0-r15} + .pad #COMPAT_RT_SIGFRAME_REGS_OFFSET + nop +ARM_ENTRY(__kernel_rt_sigreturn_arm) + mov r7, #__NR_compat_rt_sigreturn + svc #0 + .fnend +ARM_ENDPROC(__kernel_rt_sigreturn_arm) + + .thumb + .fnstart + .save {r0-r15} + .pad #COMPAT_SIGFRAME_REGS_OFFSET + nop +ARM_ENTRY(__kernel_sigreturn_thumb) + mov r7, #__NR_compat_sigreturn + svc #0 + .fnend +ARM_ENDPROC(__kernel_sigreturn_thumb) + + .fnstart + .save {r0-r15} + .pad #COMPAT_RT_SIGFRAME_REGS_OFFSET + nop +ARM_ENTRY(__kernel_rt_sigreturn_thumb) + mov r7, #__NR_compat_rt_sigreturn + svc #0 + .fnend +ARM_ENDPROC(__kernel_rt_sigreturn_thumb) diff --git a/arch/arm64/kernel/vdso32/vdso.S b/arch/arm64/kernel/vdso32/vdso.S new file mode 100644 index 000000000000..e72ac7bc4c04 --- /dev/null +++ b/arch/arm64/kernel/vdso32/vdso.S @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2012 ARM Limited + */ + +#include <linux/init.h> +#include <linux/linkage.h> +#include <linux/const.h> +#include <asm/page.h> + + .globl vdso32_start, vdso32_end + .section .rodata + .balign PAGE_SIZE +vdso32_start: + .incbin "arch/arm64/kernel/vdso32/vdso.so" + .balign PAGE_SIZE +vdso32_end: + + .previous diff --git a/arch/arm64/kernel/vdso32/vdso.lds.S b/arch/arm64/kernel/vdso32/vdso.lds.S new file mode 100644 index 000000000000..a3944927eaeb --- /dev/null +++ b/arch/arm64/kernel/vdso32/vdso.lds.S @@ -0,0 +1,82 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Adapted from arm64 version. + * + * GNU linker script for the VDSO library. + * Heavily based on the vDSO linker scripts for other archs. + * + * Copyright (C) 2012-2018 ARM Limited + */ + +#include <linux/const.h> +#include <asm/page.h> +#include <asm/vdso.h> + +OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm") +OUTPUT_ARCH(arm) + +SECTIONS +{ + PROVIDE_HIDDEN(_vdso_data = . - PAGE_SIZE); + . = VDSO_LBASE + SIZEOF_HEADERS; + + .hash : { *(.hash) } :text + .gnu.hash : { *(.gnu.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .gnu.version : { *(.gnu.version) } + .gnu.version_d : { *(.gnu.version_d) } + .gnu.version_r : { *(.gnu.version_r) } + + .note : { *(.note.*) } :text :note + + .dynamic : { *(.dynamic) } :text :dynamic + + .rodata : { *(.rodata*) } :text + + .text : { *(.text*) } :text =0xe7f001f2 + + .got : { *(.got) } + .rel.plt : { *(.rel.plt) } + + /DISCARD/ : { + *(.note.GNU-stack) + *(.data .data.* .gnu.linkonce.d.* .sdata*) + *(.bss .sbss .dynbss .dynsbss) + } +} + +/* + * We must supply the ELF program headers explicitly to get just one + * PT_LOAD segment, and set the flags explicitly to make segments read-only. + */ +PHDRS +{ + text PT_LOAD FLAGS(5) FILEHDR PHDRS; /* PF_R|PF_X */ + dynamic PT_DYNAMIC FLAGS(4); /* PF_R */ + note PT_NOTE FLAGS(4); /* PF_R */ +} + +VERSION +{ + LINUX_2.6 { + global: + __vdso_clock_gettime; + __vdso_gettimeofday; + __vdso_clock_getres; + __kernel_sigreturn_arm; + __kernel_sigreturn_thumb; + __kernel_rt_sigreturn_arm; + __kernel_rt_sigreturn_thumb; + __vdso_clock_gettime64; + local: *; + }; +} + +/* + * Make the sigreturn code visible to the kernel. + */ +VDSO_compat_sigreturn_arm = __kernel_sigreturn_arm; +VDSO_compat_sigreturn_thumb = __kernel_sigreturn_thumb; +VDSO_compat_rt_sigreturn_arm = __kernel_rt_sigreturn_arm; +VDSO_compat_rt_sigreturn_thumb = __kernel_rt_sigreturn_thumb; diff --git a/arch/arm64/kernel/vdso32/vgettimeofday.c b/arch/arm64/kernel/vdso32/vgettimeofday.c new file mode 100644 index 000000000000..54fc1c2ce93f --- /dev/null +++ b/arch/arm64/kernel/vdso32/vgettimeofday.c @@ -0,0 +1,59 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * ARM64 compat userspace implementations of gettimeofday() and similar. + * + * Copyright (C) 2018 ARM Limited + * + */ +#include <linux/time.h> +#include <linux/types.h> + +int __vdso_clock_gettime(clockid_t clock, + struct old_timespec32 *ts) +{ + /* The checks below are required for ABI consistency with arm */ + if ((u32)ts >= TASK_SIZE_32) + return -EFAULT; + + return __cvdso_clock_gettime32(clock, ts); +} + +int __vdso_clock_gettime64(clockid_t clock, + struct __kernel_timespec *ts) +{ + /* The checks below are required for ABI consistency with arm */ + if ((u32)ts >= TASK_SIZE_32) + return -EFAULT; + + return __cvdso_clock_gettime(clock, ts); +} + +int __vdso_gettimeofday(struct __kernel_old_timeval *tv, + struct timezone *tz) +{ + return __cvdso_gettimeofday(tv, tz); +} + +int __vdso_clock_getres(clockid_t clock_id, + struct old_timespec32 *res) +{ + /* The checks below are required for ABI consistency with arm */ + if ((u32)res >= TASK_SIZE_32) + return -EFAULT; + + return __cvdso_clock_getres_time32(clock_id, res); +} + +/* Avoid unresolved references emitted by GCC */ + +void __aeabi_unwind_cpp_pr0(void) +{ +} + +void __aeabi_unwind_cpp_pr1(void) +{ +} + +void __aeabi_unwind_cpp_pr2(void) +{ +} diff --git a/arch/arm64/kvm/debug.c b/arch/arm64/kvm/debug.c index fd917d6d12af..43487f035385 100644 --- a/arch/arm64/kvm/debug.c +++ b/arch/arm64/kvm/debug.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Debug and Guest Debug support * * Copyright (C) 2015 - Linaro Ltd * Author: Alex Bennée <alex.bennee@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/kvm_host.h> diff --git a/arch/arm64/kvm/fpsimd.c b/arch/arm64/kvm/fpsimd.c index 6e3c9c8b2df9..525010504f9d 100644 --- a/arch/arm64/kvm/fpsimd.c +++ b/arch/arm64/kvm/fpsimd.c @@ -112,9 +112,7 @@ void kvm_arch_vcpu_put_fp(struct kvm_vcpu *vcpu) if (vcpu->arch.flags & KVM_ARM64_FP_ENABLED) { u64 *guest_zcr = &vcpu->arch.ctxt.sys_regs[ZCR_EL1]; - /* Clean guest FP state to memory and invalidate cpu view */ - fpsimd_save(); - fpsimd_flush_cpu_state(); + fpsimd_save_and_flush_cpu_state(); if (guest_has_sve) *guest_zcr = read_sysreg_s(SYS_ZCR_EL12); diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c index 3ae2f82fca46..dfd626447482 100644 --- a/arch/arm64/kvm/guest.c +++ b/arch/arm64/kvm/guest.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> @@ -5,18 +6,6 @@ * Derived from arch/arm/kvm/guest.c: * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/bits.h> @@ -70,10 +59,8 @@ static u64 core_reg_offset_from_id(u64 id) return id & ~(KVM_REG_ARCH_MASK | KVM_REG_SIZE_MASK | KVM_REG_ARM_CORE); } -static int validate_core_offset(const struct kvm_vcpu *vcpu, - const struct kvm_one_reg *reg) +static int core_reg_size_from_offset(const struct kvm_vcpu *vcpu, u64 off) { - u64 off = core_reg_offset_from_id(reg->id); int size; switch (off) { @@ -103,8 +90,7 @@ static int validate_core_offset(const struct kvm_vcpu *vcpu, return -EINVAL; } - if (KVM_REG_SIZE(reg->id) != size || - !IS_ALIGNED(off, size / sizeof(__u32))) + if (!IS_ALIGNED(off, size / sizeof(__u32))) return -EINVAL; /* @@ -115,6 +101,21 @@ static int validate_core_offset(const struct kvm_vcpu *vcpu, if (vcpu_has_sve(vcpu) && core_reg_offset_is_vreg(off)) return -EINVAL; + return size; +} + +static int validate_core_offset(const struct kvm_vcpu *vcpu, + const struct kvm_one_reg *reg) +{ + u64 off = core_reg_offset_from_id(reg->id); + int size = core_reg_size_from_offset(vcpu, off); + + if (size < 0) + return -EINVAL; + + if (KVM_REG_SIZE(reg->id) != size) + return -EINVAL; + return 0; } @@ -207,13 +208,7 @@ out: #define vq_word(vq) (((vq) - SVE_VQ_MIN) / 64) #define vq_mask(vq) ((u64)1 << ((vq) - SVE_VQ_MIN) % 64) - -static bool vq_present( - const u64 (*const vqs)[KVM_ARM64_SVE_VLS_WORDS], - unsigned int vq) -{ - return (*vqs)[vq_word(vq)] & vq_mask(vq); -} +#define vq_present(vqs, vq) (!!((vqs)[vq_word(vq)] & vq_mask(vq))) static int get_sve_vls(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg) { @@ -258,7 +253,7 @@ static int set_sve_vls(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg) max_vq = 0; for (vq = SVE_VQ_MIN; vq <= SVE_VQ_MAX; ++vq) - if (vq_present(&vqs, vq)) + if (vq_present(vqs, vq)) max_vq = vq; if (max_vq > sve_vq_from_vl(kvm_sve_max_vl)) @@ -272,7 +267,7 @@ static int set_sve_vls(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg) * maximum: */ for (vq = SVE_VQ_MIN; vq <= max_vq; ++vq) - if (vq_present(&vqs, vq) != sve_vq_available(vq)) + if (vq_present(vqs, vq) != sve_vq_available(vq)) return -EINVAL; /* Can't run with no vector lengths at all: */ @@ -453,19 +448,34 @@ static int copy_core_reg_indices(const struct kvm_vcpu *vcpu, { unsigned int i; int n = 0; - const u64 core_reg = KVM_REG_ARM64 | KVM_REG_SIZE_U64 | KVM_REG_ARM_CORE; for (i = 0; i < sizeof(struct kvm_regs) / sizeof(__u32); i++) { - /* - * The KVM_REG_ARM64_SVE regs must be used instead of - * KVM_REG_ARM_CORE for accessing the FPSIMD V-registers on - * SVE-enabled vcpus: - */ - if (vcpu_has_sve(vcpu) && core_reg_offset_is_vreg(i)) + u64 reg = KVM_REG_ARM64 | KVM_REG_ARM_CORE | i; + int size = core_reg_size_from_offset(vcpu, i); + + if (size < 0) continue; + switch (size) { + case sizeof(__u32): + reg |= KVM_REG_SIZE_U32; + break; + + case sizeof(__u64): + reg |= KVM_REG_SIZE_U64; + break; + + case sizeof(__uint128_t): + reg |= KVM_REG_SIZE_U128; + break; + + default: + WARN_ON(1); + continue; + } + if (uindices) { - if (put_user(core_reg | i, uindices)) + if (put_user(reg, uindices)) return -EFAULT; uindices++; } diff --git a/arch/arm64/kvm/handle_exit.c b/arch/arm64/kvm/handle_exit.c index 516aead3c2a9..706cca23f0d2 100644 --- a/arch/arm64/kvm/handle_exit.c +++ b/arch/arm64/kvm/handle_exit.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> @@ -5,18 +6,6 @@ * Derived from arch/arm/kvm/handle_exit.c: * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/kvm.h> diff --git a/arch/arm64/kvm/hyp-init.S b/arch/arm64/kvm/hyp-init.S index 4576b86a5579..160be2b4696d 100644 --- a/arch/arm64/kvm/hyp-init.S +++ b/arch/arm64/kvm/hyp-init.S @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/kvm/hyp.S b/arch/arm64/kvm/hyp.S index 2845aa680841..c0094d520dff 100644 --- a/arch/arm64/kvm/hyp.S +++ b/arch/arm64/kvm/hyp.S @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/kvm/hyp/debug-sr.c b/arch/arm64/kvm/hyp/debug-sr.c index 50009766e5e5..26781da3ad3e 100644 --- a/arch/arm64/kvm/hyp/debug-sr.c +++ b/arch/arm64/kvm/hyp/debug-sr.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/compiler.h> diff --git a/arch/arm64/kvm/hyp/entry.S b/arch/arm64/kvm/hyp/entry.S index 93ba3d7ef027..bd34016354ba 100644 --- a/arch/arm64/kvm/hyp/entry.S +++ b/arch/arm64/kvm/hyp/entry.S @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/kvm/hyp/fpsimd.S b/arch/arm64/kvm/hyp/fpsimd.S index da3f22c7f14a..78ff53225691 100644 --- a/arch/arm64/kvm/hyp/fpsimd.S +++ b/arch/arm64/kvm/hyp/fpsimd.S @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/kvm/hyp/hyp-entry.S b/arch/arm64/kvm/hyp/hyp-entry.S index 2b1e686772bf..b8e045615961 100644 --- a/arch/arm64/kvm/hyp/hyp-entry.S +++ b/arch/arm64/kvm/hyp/hyp-entry.S @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2015-2018 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/arm-smccc.h> diff --git a/arch/arm64/kvm/hyp/switch.c b/arch/arm64/kvm/hyp/switch.c index 8799e0c267d4..58f281b6ca4a 100644 --- a/arch/arm64/kvm/hyp/switch.c +++ b/arch/arm64/kvm/hyp/switch.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/arm-smccc.h> @@ -615,7 +604,7 @@ int __hyp_text __kvm_vcpu_run_nvhe(struct kvm_vcpu *vcpu) * Naturally, we want to avoid this. */ if (system_uses_irq_prio_masking()) { - gic_write_pmr(GIC_PRIO_IRQON); + gic_write_pmr(GIC_PRIO_IRQON | GIC_PRIO_PSR_I_SET); dsb(sy); } diff --git a/arch/arm64/kvm/hyp/sysreg-sr.c b/arch/arm64/kvm/hyp/sysreg-sr.c index c52a8451637c..c283f7cbc702 100644 --- a/arch/arm64/kvm/hyp/sysreg-sr.c +++ b/arch/arm64/kvm/hyp/sysreg-sr.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012-2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/compiler.h> diff --git a/arch/arm64/kvm/hyp/tlb.c b/arch/arm64/kvm/hyp/tlb.c index 76c30866069e..32078b767f63 100644 --- a/arch/arm64/kvm/hyp/tlb.c +++ b/arch/arm64/kvm/hyp/tlb.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/irqflags.h> diff --git a/arch/arm64/kvm/hyp/vgic-v2-cpuif-proxy.c b/arch/arm64/kvm/hyp/vgic-v2-cpuif-proxy.c index 9cbdd034a563..ba2aaeb84c6c 100644 --- a/arch/arm64/kvm/hyp/vgic-v2-cpuif-proxy.c +++ b/arch/arm64/kvm/hyp/vgic-v2-cpuif-proxy.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012-2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/compiler.h> diff --git a/arch/arm64/kvm/inject_fault.c b/arch/arm64/kvm/inject_fault.c index a55e91dfcf8f..a9d25a305af5 100644 --- a/arch/arm64/kvm/inject_fault.c +++ b/arch/arm64/kvm/inject_fault.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Fault injection for both 32 and 64bit guests. * @@ -7,18 +8,6 @@ * Based on arch/arm/kvm/emulate.c * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/kvm_host.h> diff --git a/arch/arm64/kvm/regmap.c b/arch/arm64/kvm/regmap.c index 7a5173ea2276..d66613e6ad08 100644 --- a/arch/arm64/kvm/regmap.c +++ b/arch/arm64/kvm/regmap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> @@ -5,18 +6,6 @@ * Derived from arch/arm/kvm/emulate.c: * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/mm.h> diff --git a/arch/arm64/kvm/reset.c b/arch/arm64/kvm/reset.c index 1140b4485575..f4a8ae918827 100644 --- a/arch/arm64/kvm/reset.c +++ b/arch/arm64/kvm/reset.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> @@ -5,18 +6,6 @@ * Derived from arch/arm/kvm/reset.c * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/errno.h> diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index 857b226bcdde..ce933f296049 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> @@ -6,18 +7,6 @@ * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Authors: Rusty Russell <rusty@rustcorp.com.au> * Christoffer Dall <c.dall@virtualopensystems.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/bsearch.h> diff --git a/arch/arm64/kvm/sys_regs.h b/arch/arm64/kvm/sys_regs.h index 2be99508dcb9..9bca0312d798 100644 --- a/arch/arm64/kvm/sys_regs.h +++ b/arch/arm64/kvm/sys_regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> @@ -5,18 +6,6 @@ * Derived from arch/arm/kvm/coproc.h * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Authors: Christoffer Dall <c.dall@virtualopensystems.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM64_KVM_SYS_REGS_LOCAL_H__ diff --git a/arch/arm64/kvm/sys_regs_generic_v8.c b/arch/arm64/kvm/sys_regs_generic_v8.c index ddb8497d18d6..2b4a3e2d1b89 100644 --- a/arch/arm64/kvm/sys_regs_generic_v8.c +++ b/arch/arm64/kvm/sys_regs_generic_v8.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> @@ -6,18 +7,6 @@ * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Authors: Rusty Russell <rusty@rustcorp.au> * Christoffer Dall <c.dall@virtualopensystems.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/kvm_host.h> #include <asm/cputype.h> diff --git a/arch/arm64/kvm/va_layout.c b/arch/arm64/kvm/va_layout.c index c712a7376bc1..2947ab1b0fa5 100644 --- a/arch/arm64/kvm/va_layout.c +++ b/arch/arm64/kvm/va_layout.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 ARM Ltd. * Author: Marc Zyngier <marc.zyngier@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/kvm_host.h> diff --git a/arch/arm64/lib/clear_page.S b/arch/arm64/lib/clear_page.S index 6d13b0d64ad5..78a9ef66288a 100644 --- a/arch/arm64/lib/clear_page.S +++ b/arch/arm64/lib/clear_page.S @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/clear_user.S b/arch/arm64/lib/clear_user.S index feb225bd4b80..10415572e82f 100644 --- a/arch/arm64/lib/clear_user.S +++ b/arch/arm64/lib/clear_user.S @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/lib/clear_user.S * * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/copy_from_user.S b/arch/arm64/lib/copy_from_user.S index dea6c762d52f..680e74409ff9 100644 --- a/arch/arm64/lib/copy_from_user.S +++ b/arch/arm64/lib/copy_from_user.S @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/copy_in_user.S b/arch/arm64/lib/copy_in_user.S index a84227fbf716..0bedae3f3792 100644 --- a/arch/arm64/lib/copy_in_user.S +++ b/arch/arm64/lib/copy_in_user.S @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copy from user space to user space * * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/copy_page.S b/arch/arm64/lib/copy_page.S index 98313e24a987..bbb8562396af 100644 --- a/arch/arm64/lib/copy_page.S +++ b/arch/arm64/lib/copy_page.S @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/copy_template.S b/arch/arm64/lib/copy_template.S index f5b9210f1c83..488df234c49a 100644 --- a/arch/arm64/lib/copy_template.S +++ b/arch/arm64/lib/copy_template.S @@ -1,25 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 ARM Ltd. * Copyright (C) 2013 Linaro. * * This code is based on glibc cortex strings work originally authored by Linaro - * and re-licensed under GPLv2 for the Linux kernel. The original code can * be found @ * * http://bazaar.launchpad.net/~linaro-toolchain-dev/cortex-strings/trunk/ * files/head:/src/aarch64/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ diff --git a/arch/arm64/lib/copy_to_user.S b/arch/arm64/lib/copy_to_user.S index ef44c7ca3ffb..2d88c736e8f2 100644 --- a/arch/arm64/lib/copy_to_user.S +++ b/arch/arm64/lib/copy_to_user.S @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/crc32.S b/arch/arm64/lib/crc32.S index f132f2a7522e..e6135f16649b 100644 --- a/arch/arm64/lib/crc32.S +++ b/arch/arm64/lib/crc32.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Accelerated CRC32(C) using AArch64 CRC instructions * * Copyright (C) 2016 - 2018 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/delay.c b/arch/arm64/lib/delay.c index e48ac402e7be..1688af0a4c97 100644 --- a/arch/arm64/lib/delay.c +++ b/arch/arm64/lib/delay.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Delay loops based on the OpenRISC implementation. * * Copyright (C) 2012 ARM Limited * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * * Author: Will Deacon <will.deacon@arm.com> */ diff --git a/arch/arm64/lib/memchr.S b/arch/arm64/lib/memchr.S index f146b7ecd28f..48a3ab636e4f 100644 --- a/arch/arm64/lib/memchr.S +++ b/arch/arm64/lib/memchr.S @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/lib/memchr.S * * Copyright (C) 1995-2000 Russell King * Copyright (C) 2013 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/memcmp.S b/arch/arm64/lib/memcmp.S index e2e629b09049..b297bdaaf549 100644 --- a/arch/arm64/lib/memcmp.S +++ b/arch/arm64/lib/memcmp.S @@ -1,25 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 ARM Ltd. * Copyright (C) 2013 Linaro. * * This code is based on glibc cortex strings work originally authored by Linaro - * and re-licensed under GPLv2 for the Linux kernel. The original code can * be found @ * * http://bazaar.launchpad.net/~linaro-toolchain-dev/cortex-strings/trunk/ * files/head:/src/aarch64/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/memcpy.S b/arch/arm64/lib/memcpy.S index b4f82888ed60..d79f48994dbb 100644 --- a/arch/arm64/lib/memcpy.S +++ b/arch/arm64/lib/memcpy.S @@ -1,25 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 ARM Ltd. * Copyright (C) 2013 Linaro. * * This code is based on glibc cortex strings work originally authored by Linaro - * and re-licensed under GPLv2 for the Linux kernel. The original code can * be found @ * * http://bazaar.launchpad.net/~linaro-toolchain-dev/cortex-strings/trunk/ * files/head:/src/aarch64/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/memmove.S b/arch/arm64/lib/memmove.S index ef12f719d99d..784775136480 100644 --- a/arch/arm64/lib/memmove.S +++ b/arch/arm64/lib/memmove.S @@ -1,25 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 ARM Ltd. * Copyright (C) 2013 Linaro. * * This code is based on glibc cortex strings work originally authored by Linaro - * and re-licensed under GPLv2 for the Linux kernel. The original code can * be found @ * * http://bazaar.launchpad.net/~linaro-toolchain-dev/cortex-strings/trunk/ * files/head:/src/aarch64/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/memset.S b/arch/arm64/lib/memset.S index a79cf118d6d0..9fb97e6bc560 100644 --- a/arch/arm64/lib/memset.S +++ b/arch/arm64/lib/memset.S @@ -1,25 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 ARM Ltd. * Copyright (C) 2013 Linaro. * * This code is based on glibc cortex strings work originally authored by Linaro - * and re-licensed under GPLv2 for the Linux kernel. The original code can * be found @ * * http://bazaar.launchpad.net/~linaro-toolchain-dev/cortex-strings/trunk/ * files/head:/src/aarch64/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/strchr.S b/arch/arm64/lib/strchr.S index b179421f46c7..ca3ec18171a4 100644 --- a/arch/arm64/lib/strchr.S +++ b/arch/arm64/lib/strchr.S @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/lib/strchr.S * * Copyright (C) 1995-2000 Russell King * Copyright (C) 2013 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/strcmp.S b/arch/arm64/lib/strcmp.S index c306c7b88574..e9aefbe0b740 100644 --- a/arch/arm64/lib/strcmp.S +++ b/arch/arm64/lib/strcmp.S @@ -1,25 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 ARM Ltd. * Copyright (C) 2013 Linaro. * * This code is based on glibc cortex strings work originally authored by Linaro - * and re-licensed under GPLv2 for the Linux kernel. The original code can * be found @ * * http://bazaar.launchpad.net/~linaro-toolchain-dev/cortex-strings/trunk/ * files/head:/src/aarch64/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/strlen.S b/arch/arm64/lib/strlen.S index 2a0240937416..87b0cb066915 100644 --- a/arch/arm64/lib/strlen.S +++ b/arch/arm64/lib/strlen.S @@ -1,25 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 ARM Ltd. * Copyright (C) 2013 Linaro. * * This code is based on glibc cortex strings work originally authored by Linaro - * and re-licensed under GPLv2 for the Linux kernel. The original code can * be found @ * * http://bazaar.launchpad.net/~linaro-toolchain-dev/cortex-strings/trunk/ * files/head:/src/aarch64/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/strncmp.S b/arch/arm64/lib/strncmp.S index c5d567afb039..f571581888fa 100644 --- a/arch/arm64/lib/strncmp.S +++ b/arch/arm64/lib/strncmp.S @@ -1,25 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 ARM Ltd. * Copyright (C) 2013 Linaro. * * This code is based on glibc cortex strings work originally authored by Linaro - * and re-licensed under GPLv2 for the Linux kernel. The original code can * be found @ * * http://bazaar.launchpad.net/~linaro-toolchain-dev/cortex-strings/trunk/ * files/head:/src/aarch64/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/strnlen.S b/arch/arm64/lib/strnlen.S index e21e536d420e..c0bac9493c68 100644 --- a/arch/arm64/lib/strnlen.S +++ b/arch/arm64/lib/strnlen.S @@ -1,25 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 ARM Ltd. * Copyright (C) 2013 Linaro. * * This code is based on glibc cortex strings work originally authored by Linaro - * and re-licensed under GPLv2 for the Linux kernel. The original code can * be found @ * * http://bazaar.launchpad.net/~linaro-toolchain-dev/cortex-strings/trunk/ * files/head:/src/aarch64/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/strrchr.S b/arch/arm64/lib/strrchr.S index 47e1593016dc..794ac49ea433 100644 --- a/arch/arm64/lib/strrchr.S +++ b/arch/arm64/lib/strrchr.S @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/lib/strrchr.S * * Copyright (C) 1995-2000 Russell King * Copyright (C) 2013 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/linkage.h> diff --git a/arch/arm64/lib/uaccess_flushcache.c b/arch/arm64/lib/uaccess_flushcache.c index b6ceafdb8b72..cbfcbe6470a5 100644 --- a/arch/arm64/lib/uaccess_flushcache.c +++ b/arch/arm64/lib/uaccess_flushcache.c @@ -1,17 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/uaccess.h> diff --git a/arch/arm64/lib/xor-neon.c b/arch/arm64/lib/xor-neon.c index 131c60c27dff..11bf4f8aca68 100644 --- a/arch/arm64/lib/xor-neon.c +++ b/arch/arm64/lib/xor-neon.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm64/lib/xor-neon.c * * Authors: Jackie Liu <liuyun01@kylinos.cn> * Copyright (C) 2018,Tianjin KYLIN Information Technology Co., Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/raid/xor.h> diff --git a/arch/arm64/mm/cache.S b/arch/arm64/mm/cache.S index a194fd0e837f..db767b072601 100644 --- a/arch/arm64/mm/cache.S +++ b/arch/arm64/mm/cache.S @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Cache maintenance * * Copyright (C) 2001 Deep Blue Solutions Ltd. * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/errno.h> diff --git a/arch/arm64/mm/context.c b/arch/arm64/mm/context.c index 1f0ea2facf24..b5e329fde2dd 100644 --- a/arch/arm64/mm/context.c +++ b/arch/arm64/mm/context.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/mm/context.c * * Copyright (C) 2002-2003 Deep Blue Solutions Ltd, all rights reserved. * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/bitops.h> diff --git a/arch/arm64/mm/copypage.c b/arch/arm64/mm/copypage.c index 22e4cb4d6f53..2ee7b73433a5 100644 --- a/arch/arm64/mm/copypage.c +++ b/arch/arm64/mm/copypage.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/mm/copypage.c * * Copyright (C) 2002 Deep Blue Solutions Ltd, All Rights Reserved. * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/mm.h> diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c index 674860e3e478..1d17dbeafe76 100644 --- a/arch/arm64/mm/dma-mapping.c +++ b/arch/arm64/mm/dma-mapping.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * SWIOTLB-based DMA API implementation * * Copyright (C) 2012 ARM Ltd. * Author: Catalin Marinas <catalin.marinas@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/gfp.h> @@ -91,10 +80,6 @@ static int __swiotlb_mmap_pfn(struct vm_area_struct *vma, static int __init arm64_dma_init(void) { - WARN_TAINT(ARCH_DMA_MINALIGN < cache_line_size(), - TAINT_CPU_OUT_OF_SPEC, - "ARCH_DMA_MINALIGN smaller than CTR_EL0.CWG (%d < %d)", - ARCH_DMA_MINALIGN, cache_line_size()); return dma_atomic_pool_init(GFP_DMA32, __pgprot(PROT_NORMAL_NC)); } arch_initcall(arm64_dma_init); @@ -472,6 +457,14 @@ static void __iommu_setup_dma_ops(struct device *dev, u64 dma_base, u64 size, void arch_setup_dma_ops(struct device *dev, u64 dma_base, u64 size, const struct iommu_ops *iommu, bool coherent) { + int cls = cache_line_size_of_cpu(); + + WARN_TAINT(!coherent && cls > ARCH_DMA_MINALIGN, + TAINT_CPU_OUT_OF_SPEC, + "%s %s: ARCH_DMA_MINALIGN smaller than CTR_EL0.CWG (%d < %d)", + dev_driver_string(dev), dev_name(dev), + ARCH_DMA_MINALIGN, cls); + dev->dma_coherent = coherent; __iommu_setup_dma_ops(dev, dma_base, size, iommu); diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index a30818ed9c60..c8c61b1eb479 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/mm/fault.c * * Copyright (C) 1995 Linus Torvalds * Copyright (C) 1995-2004 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/acpi.h> @@ -395,40 +384,31 @@ static void do_bad_area(unsigned long addr, unsigned int esr, struct pt_regs *re #define VM_FAULT_BADACCESS 0x020000 static vm_fault_t __do_page_fault(struct mm_struct *mm, unsigned long addr, - unsigned int mm_flags, unsigned long vm_flags, - struct task_struct *tsk) + unsigned int mm_flags, unsigned long vm_flags) { - struct vm_area_struct *vma; - vm_fault_t fault; + struct vm_area_struct *vma = find_vma(mm, addr); - vma = find_vma(mm, addr); - fault = VM_FAULT_BADMAP; if (unlikely(!vma)) - goto out; - if (unlikely(vma->vm_start > addr)) - goto check_stack; + return VM_FAULT_BADMAP; /* * Ok, we have a good vm_area for this memory access, so we can handle * it. */ -good_area: + if (unlikely(vma->vm_start > addr)) { + if (!(vma->vm_flags & VM_GROWSDOWN)) + return VM_FAULT_BADMAP; + if (expand_stack(vma, addr)) + return VM_FAULT_BADMAP; + } + /* * Check that the permissions on the VMA allow for the fault which * occurred. */ - if (!(vma->vm_flags & vm_flags)) { - fault = VM_FAULT_BADACCESS; - goto out; - } - + if (!(vma->vm_flags & vm_flags)) + return VM_FAULT_BADACCESS; return handle_mm_fault(vma, addr & PAGE_MASK, mm_flags); - -check_stack: - if (vma->vm_flags & VM_GROWSDOWN && !expand_stack(vma, addr)) - goto good_area; -out: - return fault; } static bool is_el0_instruction_abort(unsigned int esr) @@ -436,12 +416,20 @@ static bool is_el0_instruction_abort(unsigned int esr) return ESR_ELx_EC(esr) == ESR_ELx_EC_IABT_LOW; } +/* + * Note: not valid for EL1 DC IVAC, but we never use that such that it + * should fault. EL0 cannot issue DC IVAC (undef). + */ +static bool is_write_abort(unsigned int esr) +{ + return (esr & ESR_ELx_WNR) && !(esr & ESR_ELx_CM); +} + static int __kprobes do_page_fault(unsigned long addr, unsigned int esr, struct pt_regs *regs) { const struct fault_info *inf; - struct task_struct *tsk; - struct mm_struct *mm; + struct mm_struct *mm = current->mm; vm_fault_t fault, major = 0; unsigned long vm_flags = VM_READ | VM_WRITE; unsigned int mm_flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE; @@ -449,9 +437,6 @@ static int __kprobes do_page_fault(unsigned long addr, unsigned int esr, if (notify_page_fault(regs, esr)) return 0; - tsk = current; - mm = tsk->mm; - /* * If we're in an interrupt or have no user context, we must not take * the fault. @@ -464,7 +449,8 @@ static int __kprobes do_page_fault(unsigned long addr, unsigned int esr, if (is_el0_instruction_abort(esr)) { vm_flags = VM_EXEC; - } else if ((esr & ESR_ELx_WNR) && !(esr & ESR_ELx_CM)) { + mm_flags |= FAULT_FLAG_INSTRUCTION; + } else if (is_write_abort(esr)) { vm_flags = VM_WRITE; mm_flags |= FAULT_FLAG_WRITE; } @@ -503,12 +489,14 @@ retry: */ might_sleep(); #ifdef CONFIG_DEBUG_VM - if (!user_mode(regs) && !search_exception_tables(regs->pc)) + if (!user_mode(regs) && !search_exception_tables(regs->pc)) { + up_read(&mm->mmap_sem); goto no_context; + } #endif } - fault = __do_page_fault(mm, addr, mm_flags, vm_flags, tsk); + fault = __do_page_fault(mm, addr, mm_flags, vm_flags); major |= fault & VM_FAULT_MAJOR; if (fault & VM_FAULT_RETRY) { @@ -548,11 +536,11 @@ retry: * that point. */ if (major) { - tsk->maj_flt++; + current->maj_flt++; perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, regs, addr); } else { - tsk->min_flt++; + current->min_flt++; perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, regs, addr); } diff --git a/arch/arm64/mm/flush.c b/arch/arm64/mm/flush.c index 5c9073bace83..dc19300309d2 100644 --- a/arch/arm64/mm/flush.c +++ b/arch/arm64/mm/flush.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/mm/flush.c * * Copyright (C) 1995-2002 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/export.h> diff --git a/arch/arm64/mm/hugetlbpage.c b/arch/arm64/mm/hugetlbpage.c index f475e54fbc43..bbeb6a5a6ba6 100644 --- a/arch/arm64/mm/hugetlbpage.c +++ b/arch/arm64/mm/hugetlbpage.c @@ -228,7 +228,7 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, if (sz == PUD_SIZE) { ptep = (pte_t *)pudp; - } else if (sz == (PAGE_SIZE * CONT_PTES)) { + } else if (sz == (CONT_PTE_SIZE)) { pmdp = pmd_alloc(mm, pudp, addr); WARN_ON(addr & (sz - 1)); @@ -246,7 +246,7 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, ptep = huge_pmd_share(mm, addr, pudp); else ptep = (pte_t *)pmd_alloc(mm, pudp, addr); - } else if (sz == (PMD_SIZE * CONT_PMDS)) { + } else if (sz == (CONT_PMD_SIZE)) { pmdp = pmd_alloc(mm, pudp, addr); WARN_ON(addr & (sz - 1)); return (pte_t *)pmdp; @@ -454,9 +454,9 @@ static int __init hugetlbpage_init(void) #ifdef CONFIG_ARM64_4K_PAGES add_huge_page_size(PUD_SIZE); #endif - add_huge_page_size(PMD_SIZE * CONT_PMDS); + add_huge_page_size(CONT_PMD_SIZE); add_huge_page_size(PMD_SIZE); - add_huge_page_size(PAGE_SIZE * CONT_PTES); + add_huge_page_size(CONT_PTE_SIZE); return 0; } @@ -470,9 +470,9 @@ static __init int setup_hugepagesz(char *opt) #ifdef CONFIG_ARM64_4K_PAGES case PUD_SIZE: #endif - case PMD_SIZE * CONT_PMDS: + case CONT_PMD_SIZE: case PMD_SIZE: - case PAGE_SIZE * CONT_PTES: + case CONT_PTE_SIZE: add_huge_page_size(ps); return 1; } diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index d2adffb81b5d..f3c795278def 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/mm/init.c * * Copyright (C) 1995-2005 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/kernel.h> @@ -191,8 +180,9 @@ static void __init zone_sizes_init(unsigned long min, unsigned long max) { unsigned long max_zone_pfns[MAX_NR_ZONES] = {0}; - if (IS_ENABLED(CONFIG_ZONE_DMA32)) - max_zone_pfns[ZONE_DMA32] = PFN_DOWN(max_zone_dma_phys()); +#ifdef CONFIG_ZONE_DMA32 + max_zone_pfns[ZONE_DMA32] = PFN_DOWN(max_zone_dma_phys()); +#endif max_zone_pfns[ZONE_NORMAL] = max; free_area_init_nodes(max_zone_pfns); diff --git a/arch/arm64/mm/ioremap.c b/arch/arm64/mm/ioremap.c index c4c8cd4c31d4..fdb595a5d65f 100644 --- a/arch/arm64/mm/ioremap.c +++ b/arch/arm64/mm/ioremap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/mm/ioremap.c * @@ -6,18 +7,6 @@ * Hacked to allow all architectures to build, and various cleanups * by Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/export.h> diff --git a/arch/arm64/mm/kasan_init.c b/arch/arm64/mm/kasan_init.c index 296de39ddee5..6cf97b904ebb 100644 --- a/arch/arm64/mm/kasan_init.c +++ b/arch/arm64/mm/kasan_init.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * This file contains kasan initialization code for ARM64. * * Copyright (c) 2015 Samsung Electronics Co., Ltd. * Author: Andrey Ryabinin <ryabinin.a.a@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define pr_fmt(fmt) "kasan: " fmt diff --git a/arch/arm64/mm/mmap.c b/arch/arm64/mm/mmap.c index 842c8a5fcd53..b050641b5139 100644 --- a/arch/arm64/mm/mmap.c +++ b/arch/arm64/mm/mmap.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/mm/mmap.c * * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/elf.h> diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c index a1bfc4413982..3645f29bd814 100644 --- a/arch/arm64/mm/mmu.c +++ b/arch/arm64/mm/mmu.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/mm/mmu.c * * Copyright (C) 1995-2005 Russell King * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/cache.h> @@ -776,7 +765,7 @@ int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node, return 0; } -#endif /* CONFIG_ARM64_64K_PAGES */ +#endif /* !ARM64_SWAPPER_USES_SECTION_MAPS */ void vmemmap_free(unsigned long start, unsigned long end, struct vmem_altmap *altmap) { @@ -971,32 +960,28 @@ int __init arch_ioremap_pmd_supported(void) int pud_set_huge(pud_t *pudp, phys_addr_t phys, pgprot_t prot) { - pgprot_t sect_prot = __pgprot(PUD_TYPE_SECT | - pgprot_val(mk_sect_prot(prot))); - pud_t new_pud = pfn_pud(__phys_to_pfn(phys), sect_prot); + pud_t new_pud = pfn_pud(__phys_to_pfn(phys), mk_pud_sect_prot(prot)); /* Only allow permission changes for now */ if (!pgattr_change_is_safe(READ_ONCE(pud_val(*pudp)), pud_val(new_pud))) return 0; - BUG_ON(phys & ~PUD_MASK); + VM_BUG_ON(phys & ~PUD_MASK); set_pud(pudp, new_pud); return 1; } int pmd_set_huge(pmd_t *pmdp, phys_addr_t phys, pgprot_t prot) { - pgprot_t sect_prot = __pgprot(PMD_TYPE_SECT | - pgprot_val(mk_sect_prot(prot))); - pmd_t new_pmd = pfn_pmd(__phys_to_pfn(phys), sect_prot); + pmd_t new_pmd = pfn_pmd(__phys_to_pfn(phys), mk_pmd_sect_prot(prot)); /* Only allow permission changes for now */ if (!pgattr_change_is_safe(READ_ONCE(pmd_val(*pmdp)), pmd_val(new_pmd))) return 0; - BUG_ON(phys & ~PMD_MASK); + VM_BUG_ON(phys & ~PMD_MASK); set_pmd(pmdp, new_pmd); return 1; } diff --git a/arch/arm64/mm/numa.c b/arch/arm64/mm/numa.c index 5202f63c29c9..4f241cc7cc3b 100644 --- a/arch/arm64/mm/numa.c +++ b/arch/arm64/mm/numa.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * NUMA support, based on the x86 implementation. * * Copyright (C) 2015 Cavium Inc. * Author: Ganapatrao Kulkarni <gkulkarni@cavium.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #define pr_fmt(fmt) "NUMA: " fmt diff --git a/arch/arm64/mm/pageattr.c b/arch/arm64/mm/pageattr.c index 47b057bfa803..fcdcf6cd7677 100644 --- a/arch/arm64/mm/pageattr.c +++ b/arch/arm64/mm/pageattr.c @@ -151,17 +151,48 @@ int set_memory_valid(unsigned long addr, int numpages, int enable) __pgprot(PTE_VALID)); } -#ifdef CONFIG_DEBUG_PAGEALLOC +int set_direct_map_invalid_noflush(struct page *page) +{ + struct page_change_data data = { + .set_mask = __pgprot(0), + .clear_mask = __pgprot(PTE_VALID), + }; + + if (!rodata_full) + return 0; + + return apply_to_page_range(&init_mm, + (unsigned long)page_address(page), + PAGE_SIZE, change_page_range, &data); +} + +int set_direct_map_default_noflush(struct page *page) +{ + struct page_change_data data = { + .set_mask = __pgprot(PTE_VALID | PTE_WRITE), + .clear_mask = __pgprot(PTE_RDONLY), + }; + + if (!rodata_full) + return 0; + + return apply_to_page_range(&init_mm, + (unsigned long)page_address(page), + PAGE_SIZE, change_page_range, &data); +} + void __kernel_map_pages(struct page *page, int numpages, int enable) { + if (!debug_pagealloc_enabled() && !rodata_full) + return; + set_memory_valid((unsigned long)page_address(page), numpages, enable); } -#ifdef CONFIG_HIBERNATION + /* - * When built with CONFIG_DEBUG_PAGEALLOC and CONFIG_HIBERNATION, this function - * is used to determine if a linear map page has been marked as not-valid by - * CONFIG_DEBUG_PAGEALLOC. Walk the page table and check the PTE_VALID bit. - * This is based on kern_addr_valid(), which almost does what we need. + * This function is used to determine if a linear map page has been marked as + * not-valid. Walk the page table and check the PTE_VALID bit. This is based + * on kern_addr_valid(), which almost does what we need. * * Because this is only called on the kernel linear map, p?d_sect() implies * p?d_present(). When debug_pagealloc is enabled, sections mappings are @@ -175,6 +206,9 @@ bool kernel_page_present(struct page *page) pte_t *ptep; unsigned long addr = (unsigned long)page_address(page); + if (!debug_pagealloc_enabled() && !rodata_full) + return true; + pgdp = pgd_offset_k(addr); if (pgd_none(READ_ONCE(*pgdp))) return false; @@ -196,5 +230,3 @@ bool kernel_page_present(struct page *page) ptep = pte_offset_kernel(pmdp, addr); return pte_valid(READ_ONCE(*ptep)); } -#endif /* CONFIG_HIBERNATION */ -#endif /* CONFIG_DEBUG_PAGEALLOC */ diff --git a/arch/arm64/mm/pgd.c b/arch/arm64/mm/pgd.c index 289f9113a27a..9a0c7d5090d6 100644 --- a/arch/arm64/mm/pgd.c +++ b/arch/arm64/mm/pgd.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PGD allocation/freeing * * Copyright (C) 2012 ARM Ltd. * Author: Catalin Marinas <catalin.marinas@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/mm.h> diff --git a/arch/arm64/mm/proc.S b/arch/arm64/mm/proc.S index fdd626d34274..7dbf2be470f6 100644 --- a/arch/arm64/mm/proc.S +++ b/arch/arm64/mm/proc.S @@ -1,21 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/mm/proc.S * * Copyright (C) 2001 Deep Blue Solutions Ltd. * Copyright (C) 2012 ARM Ltd. * Author: Catalin Marinas <catalin.marinas@arm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/init.h> diff --git a/arch/arm64/net/bpf_jit.h b/arch/arm64/net/bpf_jit.h index 76606e87233f..cb7ab50b7657 100644 --- a/arch/arm64/net/bpf_jit.h +++ b/arch/arm64/net/bpf_jit.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * BPF JIT compiler for ARM64 * * Copyright (C) 2014-2016 Zi Shen Lim <zlim.lnx@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _BPF_JIT_H #define _BPF_JIT_H diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c index df845cee438e..f5b437f8a22b 100644 --- a/arch/arm64/net/bpf_jit_comp.c +++ b/arch/arm64/net/bpf_jit_comp.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * BPF JIT compiler for ARM64 * * Copyright (C) 2014-2016 Zi Shen Lim <zlim.lnx@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #define pr_fmt(fmt) "bpf_jit: " fmt @@ -981,7 +970,7 @@ void *bpf_jit_alloc_exec(unsigned long size) { return __vmalloc_node_range(size, PAGE_SIZE, BPF_JIT_REGION_START, BPF_JIT_REGION_END, GFP_KERNEL, - PAGE_KERNEL_EXEC, 0, NUMA_NO_NODE, + PAGE_KERNEL, 0, NUMA_NO_NODE, __builtin_return_address(0)); } diff --git a/arch/c6x/include/asm/bitops.h b/arch/c6x/include/asm/bitops.h index 8b68234ace18..50e618f38a11 100644 --- a/arch/c6x/include/asm/bitops.h +++ b/arch/c6x/include/asm/bitops.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_BITOPS_H #define _ASM_C6X_BITOPS_H diff --git a/arch/c6x/include/asm/bug.h b/arch/c6x/include/asm/bug.h index 8d59933dd6fe..1a68676256ee 100644 --- a/arch/c6x/include/asm/bug.h +++ b/arch/c6x/include/asm/bug.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_BUG_H #define _ASM_C6X_BUG_H diff --git a/arch/c6x/include/asm/cache.h b/arch/c6x/include/asm/cache.h index 86648c083bb4..0fa8bf77c954 100644 --- a/arch/c6x/include/asm/cache.h +++ b/arch/c6x/include/asm/cache.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2005, 2006, 2009, 2010, 2012 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_CACHE_H #define _ASM_C6X_CACHE_H diff --git a/arch/c6x/include/asm/cacheflush.h b/arch/c6x/include/asm/cacheflush.h index df5db90dbe56..4540b40475e6 100644 --- a/arch/c6x/include/asm/cacheflush.h +++ b/arch/c6x/include/asm/cacheflush.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_CACHEFLUSH_H #define _ASM_C6X_CACHEFLUSH_H diff --git a/arch/c6x/include/asm/checksum.h b/arch/c6x/include/asm/checksum.h index 249b0e421ddc..36770b8308d9 100644 --- a/arch/c6x/include/asm/checksum.h +++ b/arch/c6x/include/asm/checksum.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2011 Texas Instruments Incorporated * Author: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_CHECKSUM_H #define _ASM_C6X_CHECKSUM_H diff --git a/arch/c6x/include/asm/clock.h b/arch/c6x/include/asm/clock.h index e2f818a7a1d1..7b6c42a52ec9 100644 --- a/arch/c6x/include/asm/clock.h +++ b/arch/c6x/include/asm/clock.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * TI C64X clock definitions * @@ -8,10 +9,6 @@ * * Copyright (C) 2006-2007 Texas Instruments. * Copyright (C) 2008-2009 Deep Root Systems, LLC - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_CLOCK_H diff --git a/arch/c6x/include/asm/cmpxchg.h b/arch/c6x/include/asm/cmpxchg.h index 93d0a5a047a2..6eed628a9e7f 100644 --- a/arch/c6x/include/asm/cmpxchg.h +++ b/arch/c6x/include/asm/cmpxchg.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_CMPXCHG_H #define _ASM_C6X_CMPXCHG_H diff --git a/arch/c6x/include/asm/delay.h b/arch/c6x/include/asm/delay.h index f314c2e9eb54..455fc713ae54 100644 --- a/arch/c6x/include/asm/delay.h +++ b/arch/c6x/include/asm/delay.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_DELAY_H #define _ASM_C6X_DELAY_H diff --git a/arch/c6x/include/asm/dscr.h b/arch/c6x/include/asm/dscr.h index 561ba8332042..f6b095c3d3f5 100644 --- a/arch/c6x/include/asm/dscr.h +++ b/arch/c6x/include/asm/dscr.h @@ -1,11 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2011 Texas Instruments Incorporated * Author: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef _ASM_C6X_DSCR_H #define _ASM_C6X_DSCR_H diff --git a/arch/c6x/include/asm/elf.h b/arch/c6x/include/asm/elf.h index 9a4dfc5eb249..89b4437c4844 100644 --- a/arch/c6x/include/asm/elf.h +++ b/arch/c6x/include/asm/elf.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_ELF_H #define _ASM_C6X_ELF_H diff --git a/arch/c6x/include/asm/hardirq.h b/arch/c6x/include/asm/hardirq.h index 9621954f98f4..f37d07d31040 100644 --- a/arch/c6x/include/asm/hardirq.h +++ b/arch/c6x/include/asm/hardirq.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_HARDIRQ_H diff --git a/arch/c6x/include/asm/irq.h b/arch/c6x/include/asm/irq.h index 1324e62bd4ef..9da4d1afd0d7 100644 --- a/arch/c6x/include/asm/irq.h +++ b/arch/c6x/include/asm/irq.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * @@ -5,10 +6,6 @@ * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) * * Large parts taken directly from powerpc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_IRQ_H #define _ASM_C6X_IRQ_H diff --git a/arch/c6x/include/asm/module.h b/arch/c6x/include/asm/module.h index 5c7269c7ef73..9fc9f4a8ecc2 100644 --- a/arch/c6x/include/asm/module.h +++ b/arch/c6x/include/asm/module.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * @@ -5,10 +6,6 @@ * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) * * Updated for 2.6.34 by: Mark Salter (msalter@redhat.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_MODULE_H #define _ASM_C6X_MODULE_H diff --git a/arch/c6x/include/asm/pgtable.h b/arch/c6x/include/asm/pgtable.h index ec4db6df5e0d..0bd805964ea6 100644 --- a/arch/c6x/include/asm/pgtable.h +++ b/arch/c6x/include/asm/pgtable.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_PGTABLE_H #define _ASM_C6X_PGTABLE_H diff --git a/arch/c6x/include/asm/processor.h b/arch/c6x/include/asm/processor.h index a8581f5b27f6..1456f5e11de3 100644 --- a/arch/c6x/include/asm/processor.h +++ b/arch/c6x/include/asm/processor.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * @@ -5,10 +6,6 @@ * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) * * Updated for 2.6.34: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_PROCESSOR_H #define _ASM_C6X_PROCESSOR_H diff --git a/arch/c6x/include/asm/procinfo.h b/arch/c6x/include/asm/procinfo.h index c139d1e71f87..aaa3cb902c43 100644 --- a/arch/c6x/include/asm/procinfo.h +++ b/arch/c6x/include/asm/procinfo.h @@ -1,11 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2010 Texas Instruments Incorporated * Author: Mark Salter (msalter@redhat.com) - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_PROCINFO_H #define _ASM_C6X_PROCINFO_H diff --git a/arch/c6x/include/asm/ptrace.h b/arch/c6x/include/asm/ptrace.h index 76da6ad66108..7cbae382cf37 100644 --- a/arch/c6x/include/asm/ptrace.h +++ b/arch/c6x/include/asm/ptrace.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2004, 2006, 2009, 2010 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) * * Updated for 2.6.34: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_PTRACE_H #define _ASM_C6X_PTRACE_H diff --git a/arch/c6x/include/asm/setup.h b/arch/c6x/include/asm/setup.h index 350f34debb19..5496bccecaa0 100644 --- a/arch/c6x/include/asm/setup.h +++ b/arch/c6x/include/asm/setup.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_SETUP_H #define _ASM_C6X_SETUP_H diff --git a/arch/c6x/include/asm/special_insns.h b/arch/c6x/include/asm/special_insns.h index 59672bca841d..d233160aefd4 100644 --- a/arch/c6x/include/asm/special_insns.h +++ b/arch/c6x/include/asm/special_insns.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_SPECIAL_INSNS_H #define _ASM_C6X_SPECIAL_INSNS_H diff --git a/arch/c6x/include/asm/string.h b/arch/c6x/include/asm/string.h index b21517c80a17..b290ead40f68 100644 --- a/arch/c6x/include/asm/string.h +++ b/arch/c6x/include/asm/string.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_STRING_H #define _ASM_C6X_STRING_H diff --git a/arch/c6x/include/asm/switch_to.h b/arch/c6x/include/asm/switch_to.h index af6c71fe75ec..36c5332fadae 100644 --- a/arch/c6x/include/asm/switch_to.h +++ b/arch/c6x/include/asm/switch_to.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_SWITCH_TO_H #define _ASM_C6X_SWITCH_TO_H diff --git a/arch/c6x/include/asm/thread_info.h b/arch/c6x/include/asm/thread_info.h index 59a5697fe0f3..f70382844b96 100644 --- a/arch/c6x/include/asm/thread_info.h +++ b/arch/c6x/include/asm/thread_info.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * @@ -5,10 +6,6 @@ * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) * * Updated for 2.6.3x: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_THREAD_INFO_H #define _ASM_C6X_THREAD_INFO_H diff --git a/arch/c6x/include/asm/timex.h b/arch/c6x/include/asm/timex.h index 508c3ec971f9..f946ce297e13 100644 --- a/arch/c6x/include/asm/timex.h +++ b/arch/c6x/include/asm/timex.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * @@ -5,10 +6,6 @@ * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) * * Modified for 2.6.34: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_TIMEX_H #define _ASM_C6X_TIMEX_H diff --git a/arch/c6x/include/asm/traps.h b/arch/c6x/include/asm/traps.h index 62124d7b1b5f..7e1d31c47680 100644 --- a/arch/c6x/include/asm/traps.h +++ b/arch/c6x/include/asm/traps.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_TRAPS_H #define _ASM_C6X_TRAPS_H diff --git a/arch/c6x/include/asm/uaccess.h b/arch/c6x/include/asm/uaccess.h index ba6756879f00..585adf9201b7 100644 --- a/arch/c6x/include/asm/uaccess.h +++ b/arch/c6x/include/asm/uaccess.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2011 Texas Instruments Incorporated * Author: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_UACCESS_H #define _ASM_C6X_UACCESS_H diff --git a/arch/c6x/include/asm/unaligned.h b/arch/c6x/include/asm/unaligned.h index b976cb740eaa..b56ba7110f5a 100644 --- a/arch/c6x/include/asm/unaligned.h +++ b/arch/c6x/include/asm/unaligned.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) * Rewritten for 2.6.3x: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_C6X_UNALIGNED_H #define _ASM_C6X_UNALIGNED_H diff --git a/arch/c6x/kernel/c6x_ksyms.c b/arch/c6x/kernel/c6x_ksyms.c index 0ba3e0bba3e1..5a39f52f9db4 100644 --- a/arch/c6x/kernel/c6x_ksyms.c +++ b/arch/c6x/kernel/c6x_ksyms.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/module.h> #include <asm/checksum.h> diff --git a/arch/c6x/kernel/devicetree.c b/arch/c6x/kernel/devicetree.c index fa3e5741514e..a0c73f0545b2 100644 --- a/arch/c6x/kernel/devicetree.c +++ b/arch/c6x/kernel/devicetree.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Architecture specific OF callbacks. * * Copyright (C) 2011 Texas Instruments Incorporated * Author: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/init.h> #include <linux/memblock.h> diff --git a/arch/c6x/kernel/entry.S b/arch/c6x/kernel/entry.S index 2721c90b0121..4332a10aec6c 100644 --- a/arch/c6x/kernel/entry.S +++ b/arch/c6x/kernel/entry.S @@ -1,3 +1,4 @@ +; SPDX-License-Identifier: GPL-2.0-only ; ; Port on Texas Instruments TMS320C6x architecture ; @@ -5,10 +6,6 @@ ; Author: Aurelien Jacquiot (aurelien.jacquiot@virtuallogix.com) ; Updated for 2.6.34: Mark Salter <msalter@redhat.com> ; -; This program is free software; you can redistribute it and/or modify -; it under the terms of the GNU General Public License version 2 as -; published by the Free Software Foundation. -; #include <linux/sys.h> #include <linux/linkage.h> diff --git a/arch/c6x/kernel/head.S b/arch/c6x/kernel/head.S index 133eab6edf6b..fecbeef827bc 100644 --- a/arch/c6x/kernel/head.S +++ b/arch/c6x/kernel/head.S @@ -1,13 +1,10 @@ +; SPDX-License-Identifier: GPL-2.0-only ; ; Port on Texas Instruments TMS320C6x architecture ; ; Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated ; Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) ; -; This program is free software; you can redistribute it and/or modify -; it under the terms of the GNU General Public License version 2 as -; published by the Free Software Foundation. -; #include <linux/linkage.h> #include <linux/of_fdt.h> #include <asm/asm-offsets.h> diff --git a/arch/c6x/kernel/module.c b/arch/c6x/kernel/module.c index 5fc03f18f56c..09b4c6bfe877 100644 --- a/arch/c6x/kernel/module.c +++ b/arch/c6x/kernel/module.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2005, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Thomas Charleux (thomas.charleux@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/moduleloader.h> #include <linux/elf.h> diff --git a/arch/c6x/kernel/process.c b/arch/c6x/kernel/process.c index c4ecb24c2d5c..cb9c8b63cddd 100644 --- a/arch/c6x/kernel/process.c +++ b/arch/c6x/kernel/process.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2006, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/module.h> #include <linux/unistd.h> diff --git a/arch/c6x/kernel/ptrace.c b/arch/c6x/kernel/ptrace.c index 8801dc98fd44..67af1562da86 100644 --- a/arch/c6x/kernel/ptrace.c +++ b/arch/c6x/kernel/ptrace.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Port on Texas Instruments TMS320C6x architecture * @@ -5,10 +6,6 @@ * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) * * Updated for 2.6.34: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/ptrace.h> #include <linux/tracehook.h> diff --git a/arch/c6x/kernel/setup.c b/arch/c6x/kernel/setup.c index e9d6824ae94d..8ef35131f999 100644 --- a/arch/c6x/kernel/setup.c +++ b/arch/c6x/kernel/setup.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2006, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/dma-mapping.h> #include <linux/memblock.h> diff --git a/arch/c6x/kernel/signal.c b/arch/c6x/kernel/signal.c index 33b9f69c38f7..e72d9b6bc234 100644 --- a/arch/c6x/kernel/signal.c +++ b/arch/c6x/kernel/signal.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Port on Texas Instruments TMS320C6x architecture * @@ -5,10 +6,6 @@ * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) * * Updated for 2.6.34: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/c6x/kernel/soc.c b/arch/c6x/kernel/soc.c index 3ac74080fded..8362f9390e03 100644 --- a/arch/c6x/kernel/soc.c +++ b/arch/c6x/kernel/soc.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Miscellaneous SoC-specific hooks. * * Copyright (C) 2011 Texas Instruments Incorporated * Author: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/ctype.h> diff --git a/arch/c6x/kernel/switch_to.S b/arch/c6x/kernel/switch_to.S index 09177ed0fa5c..b7f9f607042e 100644 --- a/arch/c6x/kernel/switch_to.S +++ b/arch/c6x/kernel/switch_to.S @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2011 Texas Instruments Incorporated * Author: Mark Salter (msalter@redhat.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/c6x/kernel/sys_c6x.c b/arch/c6x/kernel/sys_c6x.c index a742ae259239..600277f057cf 100644 --- a/arch/c6x/kernel/sys_c6x.c +++ b/arch/c6x/kernel/sys_c6x.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/syscalls.h> diff --git a/arch/c6x/kernel/time.c b/arch/c6x/kernel/time.c index 6a8e00a1f6d5..f3ec91a87f4f 100644 --- a/arch/c6x/kernel/time.c +++ b/arch/c6x/kernel/time.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/c6x/kernel/traps.c b/arch/c6x/kernel/traps.c index 5c60aea3b75a..c4785c9b67a2 100644 --- a/arch/c6x/kernel/traps.c +++ b/arch/c6x/kernel/traps.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2006, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/ptrace.h> diff --git a/arch/c6x/kernel/vectors.S b/arch/c6x/kernel/vectors.S index c95c66fc71e8..ad3dc006a6d3 100644 --- a/arch/c6x/kernel/vectors.S +++ b/arch/c6x/kernel/vectors.S @@ -1,13 +1,10 @@ +; SPDX-License-Identifier: GPL-2.0-only ; ; Port on Texas Instruments TMS320C6x architecture ; ; Copyright (C) 2004, 2006, 2009, 2010, 2011 Texas Instruments Incorporated ; Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) ; -; This program is free software; you can redistribute it and/or modify -; it under the terms of the GNU General Public License version 2 as -; published by the Free Software Foundation. -; ; This section handles all the interrupt vector routines. ; At RESET the processor sets up the DRAM timing parameters and ; branches to the label _c_int00 which handles initialization for the C code. diff --git a/arch/c6x/lib/csum_64plus.S b/arch/c6x/lib/csum_64plus.S index 6d2589647227..8e625a30fd43 100644 --- a/arch/c6x/lib/csum_64plus.S +++ b/arch/c6x/lib/csum_64plus.S @@ -1,3 +1,4 @@ +; SPDX-License-Identifier: GPL-2.0-only ; ; linux/arch/c6x/lib/csum_64plus.s ; @@ -6,10 +7,6 @@ ; Copyright (C) 2006, 2009, 2010, 2011 Texas Instruments Incorporated ; Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) ; -; This program is free software; you can redistribute it and/or modify -; it under the terms of the GNU General Public License version 2 as -; published by the Free Software Foundation. -; #include <linux/linkage.h> ; diff --git a/arch/c6x/lib/memcpy_64plus.S b/arch/c6x/lib/memcpy_64plus.S index 0bbc2cbf9318..157a30486bfd 100644 --- a/arch/c6x/lib/memcpy_64plus.S +++ b/arch/c6x/lib/memcpy_64plus.S @@ -1,12 +1,9 @@ +; SPDX-License-Identifier: GPL-2.0-only ; Port on Texas Instruments TMS320C6x architecture ; ; Copyright (C) 2006, 2009, 2010 Texas Instruments Incorporated ; Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) ; -; This program is free software; you can redistribute it and/or modify -; it under the terms of the GNU General Public License version 2 as -; published by the Free Software Foundation. -; #include <linux/linkage.h> diff --git a/arch/c6x/mm/dma-coherent.c b/arch/c6x/mm/dma-coherent.c index 0d3701bc88f6..b319808e8f6b 100644 --- a/arch/c6x/mm/dma-coherent.c +++ b/arch/c6x/mm/dma-coherent.c @@ -1,18 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot <aurelien.jacquiot@ti.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * DMA uncached mapping support. * * Using code pulled from ARM * Copyright (C) 2000-2004 Russell King - * */ #include <linux/slab.h> #include <linux/bitmap.h> diff --git a/arch/c6x/mm/init.c b/arch/c6x/mm/init.c index 573242b160e1..9b374393a8f4 100644 --- a/arch/c6x/mm/init.c +++ b/arch/c6x/mm/init.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/mm.h> #include <linux/swap.h> diff --git a/arch/c6x/platforms/cache.c b/arch/c6x/platforms/cache.c index ec3c887c79ec..fff027b72513 100644 --- a/arch/c6x/platforms/cache.c +++ b/arch/c6x/platforms/cache.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Texas Instruments Incorporated * Author: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/of.h> #include <linux/of_address.h> diff --git a/arch/c6x/platforms/dscr.c b/arch/c6x/platforms/dscr.c index f848a65ee646..4571615b589f 100644 --- a/arch/c6x/platforms/dscr.c +++ b/arch/c6x/platforms/dscr.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device State Control Registers driver * * Copyright (C) 2011 Texas Instruments Incorporated * Author: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/c6x/platforms/emif.c b/arch/c6x/platforms/emif.c index 8b564dec241d..6142ecc2cd88 100644 --- a/arch/c6x/platforms/emif.c +++ b/arch/c6x/platforms/emif.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * External Memory Interface * * Copyright (C) 2011 Texas Instruments Incorporated * Author: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/of.h> #include <linux/of_address.h> diff --git a/arch/c6x/platforms/megamod-pic.c b/arch/c6x/platforms/megamod-pic.c index 9519fa5f97d0..56189e50728c 100644 --- a/arch/c6x/platforms/megamod-pic.c +++ b/arch/c6x/platforms/megamod-pic.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for C64x+ Megamodule Interrupt Controller * * Copyright (C) 2010, 2011 Texas Instruments Incorporated * Contributed by: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/interrupt.h> diff --git a/arch/c6x/platforms/plldata.c b/arch/c6x/platforms/plldata.c index 1ef04b5ab93f..a799e04edefe 100644 --- a/arch/c6x/platforms/plldata.c +++ b/arch/c6x/platforms/plldata.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2011 Texas Instruments Incorporated * Author: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/delay.h> diff --git a/arch/c6x/platforms/timer64.c b/arch/c6x/platforms/timer64.c index 241a9a607193..d98d94303498 100644 --- a/arch/c6x/platforms/timer64.c +++ b/arch/c6x/platforms/timer64.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010, 2011 Texas Instruments Incorporated * Contributed by: Mark Salter (msalter@redhat.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clockchips.h> diff --git a/arch/csky/kernel/signal.c b/arch/csky/kernel/signal.c index 04a43cfd4e09..d47a3381aad8 100644 --- a/arch/csky/kernel/signal.c +++ b/arch/csky/kernel/signal.c @@ -39,6 +39,11 @@ static int save_fpu_state(struct sigcontext __user *sc) #endif struct rt_sigframe { + /* + * pad[3] is compatible with the same struct defined in + * gcc/libgcc/config/csky/linux-unwind.h + */ + int pad[3]; struct siginfo info; struct ucontext uc; }; diff --git a/arch/ia64/hp/common/aml_nfw.c b/arch/ia64/hp/common/aml_nfw.c index 84715fcbba08..684667ade525 100644 --- a/arch/ia64/hp/common/aml_nfw.c +++ b/arch/ia64/hp/common/aml_nfw.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OpRegion handler to allow AML to call native firmware * * (c) Copyright 2007 Hewlett-Packard Development Company, L.P. * Bjorn Helgaas <bjorn.helgaas@hp.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This driver implements HP Open Source Review Board proposal 1842, * which was approved on 9/20/2006. * diff --git a/arch/ia64/include/asm/acenv.h b/arch/ia64/include/asm/acenv.h index 35ff13afbf34..9d673cd4c2ad 100644 --- a/arch/ia64/include/asm/acenv.h +++ b/arch/ia64/include/asm/acenv.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * IA64 specific ACPICA environments and implementation * * Copyright (C) 2014, Intel Corporation * Author: Lv Zheng <lv.zheng@intel.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_IA64_ACENV_H diff --git a/arch/ia64/include/asm/acpi-ext.h b/arch/ia64/include/asm/acpi-ext.h index 7f8362b379eb..eaa57583d151 100644 --- a/arch/ia64/include/asm/acpi-ext.h +++ b/arch/ia64/include/asm/acpi-ext.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * (c) Copyright 2003, 2006 Hewlett-Packard Development Company, L.P. * Alex Williamson <alex.williamson@hp.com> * Bjorn Helgaas <bjorn.helgaas@hp.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Vendor specific extensions to ACPI. */ diff --git a/arch/ia64/include/asm/atomic.h b/arch/ia64/include/asm/atomic.h index 206530d0751b..50440f3ddc43 100644 --- a/arch/ia64/include/asm/atomic.h +++ b/arch/ia64/include/asm/atomic.h @@ -124,10 +124,10 @@ ATOMIC_FETCH_OP(xor, ^) #undef ATOMIC_OP #define ATOMIC64_OP(op, c_op) \ -static __inline__ long \ -ia64_atomic64_##op (__s64 i, atomic64_t *v) \ +static __inline__ s64 \ +ia64_atomic64_##op (s64 i, atomic64_t *v) \ { \ - __s64 old, new; \ + s64 old, new; \ CMPXCHG_BUGCHECK_DECL \ \ do { \ @@ -139,10 +139,10 @@ ia64_atomic64_##op (__s64 i, atomic64_t *v) \ } #define ATOMIC64_FETCH_OP(op, c_op) \ -static __inline__ long \ -ia64_atomic64_fetch_##op (__s64 i, atomic64_t *v) \ +static __inline__ s64 \ +ia64_atomic64_fetch_##op (s64 i, atomic64_t *v) \ { \ - __s64 old, new; \ + s64 old, new; \ CMPXCHG_BUGCHECK_DECL \ \ do { \ @@ -162,7 +162,7 @@ ATOMIC64_OPS(sub, -) #define atomic64_add_return(i,v) \ ({ \ - long __ia64_aar_i = (i); \ + s64 __ia64_aar_i = (i); \ __ia64_atomic_const(i) \ ? ia64_fetch_and_add(__ia64_aar_i, &(v)->counter) \ : ia64_atomic64_add(__ia64_aar_i, v); \ @@ -170,7 +170,7 @@ ATOMIC64_OPS(sub, -) #define atomic64_sub_return(i,v) \ ({ \ - long __ia64_asr_i = (i); \ + s64 __ia64_asr_i = (i); \ __ia64_atomic_const(i) \ ? ia64_fetch_and_add(-__ia64_asr_i, &(v)->counter) \ : ia64_atomic64_sub(__ia64_asr_i, v); \ @@ -178,7 +178,7 @@ ATOMIC64_OPS(sub, -) #define atomic64_fetch_add(i,v) \ ({ \ - long __ia64_aar_i = (i); \ + s64 __ia64_aar_i = (i); \ __ia64_atomic_const(i) \ ? ia64_fetchadd(__ia64_aar_i, &(v)->counter, acq) \ : ia64_atomic64_fetch_add(__ia64_aar_i, v); \ @@ -186,7 +186,7 @@ ATOMIC64_OPS(sub, -) #define atomic64_fetch_sub(i,v) \ ({ \ - long __ia64_asr_i = (i); \ + s64 __ia64_asr_i = (i); \ __ia64_atomic_const(i) \ ? ia64_fetchadd(-__ia64_asr_i, &(v)->counter, acq) \ : ia64_atomic64_fetch_sub(__ia64_asr_i, v); \ diff --git a/arch/ia64/include/asm/exception.h b/arch/ia64/include/asm/exception.h index 6bb246dcdaeb..1d5df8116a31 100644 --- a/arch/ia64/include/asm/exception.h +++ b/arch/ia64/include/asm/exception.h @@ -1,16 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __ASM_EXCEPTION_H #define __ASM_EXCEPTION_H diff --git a/arch/ia64/kernel/acpi-ext.c b/arch/ia64/kernel/acpi-ext.c index bd09bf74f187..42cd21480833 100644 --- a/arch/ia64/kernel/acpi-ext.c +++ b/arch/ia64/kernel/acpi-ext.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (c) Copyright 2003, 2006 Hewlett-Packard Development Company, L.P. * Alex Williamson <alex.williamson@hp.com> * Bjorn Helgaas <bjorn.helgaas@hp.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/ia64/kernel/machine_kexec.c b/arch/ia64/kernel/machine_kexec.c index c14815dca747..3b1dd5496d08 100644 --- a/arch/ia64/kernel/machine_kexec.c +++ b/arch/ia64/kernel/machine_kexec.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/ia64/kernel/machine_kexec.c * @@ -5,9 +6,6 @@ * Copyright (C) 2005 Hewlett-Packard Development Comapny, L.P. * Copyright (C) 2005 Khalid Aziz <khalid.aziz@hp.com> * Copyright (C) 2006 Intel Corp, Zou Nan hai <nanhai.zou@intel.com> - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #include <linux/mm.h> diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c index 6a52d761854b..79190d877fa7 100644 --- a/arch/ia64/kernel/mca.c +++ b/arch/ia64/kernel/mca.c @@ -1831,7 +1831,7 @@ format_mca_init_stack(void *mca_data, unsigned long offset, ti->cpu = cpu; p->stack = ti; p->state = TASK_UNINTERRUPTIBLE; - cpumask_set_cpu(cpu, &p->cpus_allowed); + cpumask_set_cpu(cpu, &p->cpus_mask); INIT_LIST_HEAD(&p->tasks); p->parent = p->real_parent = p->group_leader = p; INIT_LIST_HEAD(&p->children); diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c index 58a6337c0690..7c52bd2695a2 100644 --- a/arch/ia64/kernel/perfmon.c +++ b/arch/ia64/kernel/perfmon.c @@ -6390,11 +6390,7 @@ pfm_install_alt_pmu_interrupt(pfm_intr_handler_desc_t *hdl) } /* save the current system wide pmu states */ - ret = on_each_cpu(pfm_alt_save_pmu_state, NULL, 1); - if (ret) { - DPRINT(("on_each_cpu() failed: %d\n", ret)); - goto cleanup_reserve; - } + on_each_cpu(pfm_alt_save_pmu_state, NULL, 1); /* officially change to the alternate interrupt handler */ pfm_alt_intr_handler = hdl; @@ -6421,7 +6417,6 @@ int pfm_remove_alt_pmu_interrupt(pfm_intr_handler_desc_t *hdl) { int i; - int ret; if (hdl == NULL) return -EINVAL; @@ -6435,10 +6430,7 @@ pfm_remove_alt_pmu_interrupt(pfm_intr_handler_desc_t *hdl) pfm_alt_intr_handler = NULL; - ret = on_each_cpu(pfm_alt_restore_pmu_state, NULL, 1); - if (ret) { - DPRINT(("on_each_cpu() failed: %d\n", ret)); - } + on_each_cpu(pfm_alt_restore_pmu_state, NULL, 1); for_each_online_cpu(i) { pfm_unreserve_session(NULL, 1, i); diff --git a/arch/ia64/kernel/relocate_kernel.S b/arch/ia64/kernel/relocate_kernel.S index c370e02f0061..7124fe7bec7c 100644 --- a/arch/ia64/kernel/relocate_kernel.S +++ b/arch/ia64/kernel/relocate_kernel.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/ia64/kernel/relocate_kernel.S * @@ -6,9 +7,6 @@ * Copyright (C) 2005 Hewlett-Packard Development Company, L.P. * Copyright (C) 2005 Khalid Aziz <khalid.aziz@hp.com> * Copyright (C) 2005 Intel Corp, Zou Nan hai <nanhai.zou@intel.com> - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #include <asm/asmmacro.h> #include <asm/kregs.h> diff --git a/arch/ia64/kernel/uncached.c b/arch/ia64/kernel/uncached.c index edcdfc149311..16c6d377c502 100644 --- a/arch/ia64/kernel/uncached.c +++ b/arch/ia64/kernel/uncached.c @@ -121,8 +121,8 @@ static int uncached_add_chunk(struct uncached_pool *uc_pool, int nid) status = ia64_pal_prefetch_visibility(PAL_VISIBILITY_PHYSICAL); if (status == PAL_VISIBILITY_OK_REMOTE_NEEDED) { atomic_set(&uc_pool->status, 0); - status = smp_call_function(uncached_ipi_visibility, uc_pool, 1); - if (status || atomic_read(&uc_pool->status)) + smp_call_function(uncached_ipi_visibility, uc_pool, 1); + if (atomic_read(&uc_pool->status)) goto failed; } else if (status != PAL_VISIBILITY_OK) goto failed; @@ -143,8 +143,8 @@ static int uncached_add_chunk(struct uncached_pool *uc_pool, int nid) if (status != PAL_STATUS_SUCCESS) goto failed; atomic_set(&uc_pool->status, 0); - status = smp_call_function(uncached_ipi_mc_drain, uc_pool, 1); - if (status || atomic_read(&uc_pool->status)) + smp_call_function(uncached_ipi_mc_drain, uc_pool, 1); + if (atomic_read(&uc_pool->status)) goto failed; /* diff --git a/arch/ia64/mm/ioremap.c b/arch/ia64/mm/ioremap.c index 43964cde6214..5e3e7b1fdac5 100644 --- a/arch/ia64/mm/ioremap.c +++ b/arch/ia64/mm/ioremap.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (c) Copyright 2006, 2007 Hewlett-Packard Development Company, L.P. * Bjorn Helgaas <bjorn.helgaas@hp.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/compiler.h> diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 218e037ef901..00f5c98a5e05 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -3,10 +3,13 @@ config M68K bool default y select ARCH_32BIT_OFF_T + select ARCH_HAS_DMA_MMAP_PGPROT if MMU && !COLDFIRE + select ARCH_HAS_DMA_PREP_COHERENT select ARCH_HAS_SYNC_DMA_FOR_DEVICE if HAS_DMA select ARCH_MIGHT_HAVE_PC_PARPORT if ISA select ARCH_NO_COHERENT_DMA_MMAP if !MMU select ARCH_NO_PREEMPT if !COLDFIRE + select DMA_DIRECT_REMAP if HAS_DMA && MMU && !COLDFIRE select HAVE_IDE select HAVE_AOUT if MMU select HAVE_DEBUG_BUGVERBOSE diff --git a/arch/m68k/configs/amiga_defconfig b/arch/m68k/configs/amiga_defconfig index fea392cfcf1b..04e0f211afb3 100644 --- a/arch/m68k/configs/amiga_defconfig +++ b/arch/m68k/configs/amiga_defconfig @@ -71,9 +71,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -205,7 +202,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -231,7 +227,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -308,7 +303,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -436,6 +430,8 @@ CONFIG_FB_AMIGA_OCS=y CONFIG_FB_AMIGA_ECS=y CONFIG_FB_AMIGA_AGA=y CONFIG_FB_FM2=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y CONFIG_SOUND=m @@ -553,13 +549,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -583,7 +580,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -626,6 +622,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/apollo_defconfig b/arch/m68k/configs/apollo_defconfig index 2474d267460e..c6abbb535878 100644 --- a/arch/m68k/configs/apollo_defconfig +++ b/arch/m68k/configs/apollo_defconfig @@ -67,9 +67,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -201,7 +198,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -227,7 +223,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -304,7 +299,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -397,6 +391,8 @@ CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set CONFIG_FB=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y # CONFIG_LOGO_LINUX_VGA16 is not set @@ -513,13 +509,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -543,7 +540,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -586,6 +582,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/atari_defconfig b/arch/m68k/configs/atari_defconfig index 0fc7d2992fe0..06ae65bad177 100644 --- a/arch/m68k/configs/atari_defconfig +++ b/arch/m68k/configs/atari_defconfig @@ -74,9 +74,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -208,7 +205,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -234,7 +230,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -311,7 +306,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -421,6 +415,8 @@ CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set CONFIG_FB=y CONFIG_FB_ATARI=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y CONFIG_SOUND=m @@ -535,13 +531,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -565,7 +562,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -608,6 +604,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/bvme6000_defconfig b/arch/m68k/configs/bvme6000_defconfig index 699df9fdf866..5616b94053b6 100644 --- a/arch/m68k/configs/bvme6000_defconfig +++ b/arch/m68k/configs/bvme6000_defconfig @@ -64,9 +64,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -198,7 +195,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -224,7 +220,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -301,7 +296,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -394,6 +388,8 @@ CONFIG_NTP_PPS=y CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_HID=m CONFIG_HIDRAW=y CONFIG_UHID=m @@ -506,13 +502,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -536,7 +533,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -579,6 +575,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/hp300_defconfig b/arch/m68k/configs/hp300_defconfig index b50802255324..1106521f3b56 100644 --- a/arch/m68k/configs/hp300_defconfig +++ b/arch/m68k/configs/hp300_defconfig @@ -66,9 +66,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -200,7 +197,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -226,7 +222,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -303,7 +298,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -399,6 +393,8 @@ CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set CONFIG_FB=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y # CONFIG_LOGO_LINUX_MONO is not set @@ -515,13 +511,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -545,7 +542,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -588,6 +584,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/mac_defconfig b/arch/m68k/configs/mac_defconfig index 04e7d70f6030..226c6c063cd4 100644 --- a/arch/m68k/configs/mac_defconfig +++ b/arch/m68k/configs/mac_defconfig @@ -65,9 +65,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -199,7 +196,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -225,7 +221,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -305,7 +300,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -423,6 +417,8 @@ CONFIG_PTP_1588_CLOCK=m CONFIG_FB=y CONFIG_FB_VALKYRIE=y CONFIG_FB_MAC=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y CONFIG_HID=m @@ -537,13 +533,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -567,7 +564,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -610,6 +606,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/multi_defconfig b/arch/m68k/configs/multi_defconfig index 5e1cc4c17852..39f603417928 100644 --- a/arch/m68k/configs/multi_defconfig +++ b/arch/m68k/configs/multi_defconfig @@ -85,9 +85,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -219,7 +216,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -245,7 +241,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -325,7 +320,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -499,6 +493,8 @@ CONFIG_FB_FM2=y CONFIG_FB_ATARI=y CONFIG_FB_VALKYRIE=y CONFIG_FB_MAC=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y CONFIG_SOUND=m @@ -619,13 +615,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -649,7 +646,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -692,6 +688,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/mvme147_defconfig b/arch/m68k/configs/mvme147_defconfig index 170ac8792c2d..175a607f576c 100644 --- a/arch/m68k/configs/mvme147_defconfig +++ b/arch/m68k/configs/mvme147_defconfig @@ -63,9 +63,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -197,7 +194,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -223,7 +219,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -300,7 +295,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -393,6 +387,8 @@ CONFIG_NTP_PPS=y CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_HID=m CONFIG_HIDRAW=y CONFIG_UHID=m @@ -505,13 +501,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -535,7 +532,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -578,6 +574,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/mvme16x_defconfig b/arch/m68k/configs/mvme16x_defconfig index d865592a423e..f41c34d3cdd0 100644 --- a/arch/m68k/configs/mvme16x_defconfig +++ b/arch/m68k/configs/mvme16x_defconfig @@ -64,9 +64,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -198,7 +195,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -224,7 +220,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -301,7 +296,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -394,6 +388,8 @@ CONFIG_NTP_PPS=y CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_HID=m CONFIG_HIDRAW=y CONFIG_UHID=m @@ -506,13 +502,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -536,7 +533,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -579,6 +575,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/q40_defconfig b/arch/m68k/configs/q40_defconfig index 034a9de90484..c9d2cb0a1cf4 100644 --- a/arch/m68k/configs/q40_defconfig +++ b/arch/m68k/configs/q40_defconfig @@ -65,9 +65,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -199,7 +196,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -225,7 +221,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -302,7 +297,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -408,6 +402,8 @@ CONFIG_PPS_CLIENT_PARPORT=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set CONFIG_FB=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y CONFIG_SOUND=m @@ -524,13 +520,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -554,7 +551,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -597,6 +593,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/sun3_defconfig b/arch/m68k/configs/sun3_defconfig index 49be0f9fcd8d..79a64fdd6bf0 100644 --- a/arch/m68k/configs/sun3_defconfig +++ b/arch/m68k/configs/sun3_defconfig @@ -61,9 +61,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -195,7 +192,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -221,7 +217,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -298,7 +293,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -394,6 +388,8 @@ CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set CONFIG_FB=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y CONFIG_HID=m @@ -508,13 +504,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -538,7 +535,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -581,6 +577,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/sun3x_defconfig b/arch/m68k/configs/sun3x_defconfig index a71acf4a6004..e3402a5d165b 100644 --- a/arch/m68k/configs/sun3x_defconfig +++ b/arch/m68k/configs/sun3x_defconfig @@ -61,9 +61,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -195,7 +192,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -221,7 +217,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -298,7 +293,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -393,6 +387,8 @@ CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set CONFIG_FB=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y CONFIG_HID=m @@ -507,13 +503,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -537,7 +534,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -580,6 +576,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/kernel/dma.c b/arch/m68k/kernel/dma.c index b4aa853051bd..30cd59caf037 100644 --- a/arch/m68k/kernel/dma.c +++ b/arch/m68k/kernel/dma.c @@ -18,57 +18,22 @@ #include <asm/pgalloc.h> #if defined(CONFIG_MMU) && !defined(CONFIG_COLDFIRE) - -void *arch_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, - gfp_t flag, unsigned long attrs) +void arch_dma_prep_coherent(struct page *page, size_t size) { - struct page *page, **map; - pgprot_t pgprot; - void *addr; - int i, order; - - pr_debug("dma_alloc_coherent: %d,%x\n", size, flag); - - size = PAGE_ALIGN(size); - order = get_order(size); - - page = alloc_pages(flag | __GFP_ZERO, order); - if (!page) - return NULL; - - *handle = page_to_phys(page); - map = kmalloc(sizeof(struct page *) << order, flag & ~__GFP_DMA); - if (!map) { - __free_pages(page, order); - return NULL; - } - split_page(page, order); - - order = 1 << order; - size >>= PAGE_SHIFT; - map[0] = page; - for (i = 1; i < size; i++) - map[i] = page + i; - for (; i < order; i++) - __free_page(page + i); - pgprot = __pgprot(_PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_DIRTY); - if (CPU_IS_040_OR_060) - pgprot_val(pgprot) |= _PAGE_GLOBAL040 | _PAGE_NOCACHE_S; - else - pgprot_val(pgprot) |= _PAGE_NOCACHE030; - addr = vmap(map, size, VM_MAP, pgprot); - kfree(map); - - return addr; + cache_push(page_to_phys(page), size); } -void arch_dma_free(struct device *dev, size_t size, void *addr, - dma_addr_t handle, unsigned long attrs) +pgprot_t arch_dma_mmap_pgprot(struct device *dev, pgprot_t prot, + unsigned long attrs) { - pr_debug("dma_free_coherent: %p, %x\n", addr, handle); - vfree(addr); + if (CPU_IS_040_OR_060) { + pgprot_val(prot) &= ~_PAGE_CACHE040; + pgprot_val(prot) |= _PAGE_GLOBAL040 | _PAGE_NOCACHE_S; + } else { + pgprot_val(prot) |= _PAGE_NOCACHE030; + } + return prot; } - #else #include <asm/cacheflush.h> diff --git a/arch/microblaze/kernel/hw_exception_handler.S b/arch/microblaze/kernel/hw_exception_handler.S index 0b11a4469deb..95558f32d60a 100644 --- a/arch/microblaze/kernel/hw_exception_handler.S +++ b/arch/microblaze/kernel/hw_exception_handler.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Exception handling for Microblaze * @@ -30,10 +31,6 @@ * * Original code * Copyright (C) 2004 Xilinx, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ /* diff --git a/arch/microblaze/kernel/microblaze_ksyms.c b/arch/microblaze/kernel/microblaze_ksyms.c index 9f1d02c4c5cc..92e12c2c2ec1 100644 --- a/arch/microblaze/kernel/microblaze_ksyms.c +++ b/arch/microblaze/kernel/microblaze_ksyms.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu> * Copyright (C) 2008-2009 PetaLogix - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/export.h> diff --git a/arch/microblaze/kernel/module.c b/arch/microblaze/kernel/module.c index 182e6be856cd..d9a2014a222f 100644 --- a/arch/microblaze/kernel/module.c +++ b/arch/microblaze/kernel/module.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu> * Copyright (C) 2007-2009 PetaLogix - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/export.h> diff --git a/arch/microblaze/mm/consistent.c b/arch/microblaze/mm/consistent.c index 3002cbca3059..bc7042209c57 100644 --- a/arch/microblaze/mm/consistent.c +++ b/arch/microblaze/mm/consistent.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Microblaze support for cache consistent memory. * Copyright (C) 2010 Michal Simek <monstr@monstr.eu> @@ -7,10 +8,6 @@ * Based on PowerPC version derived from arch/arm/mm/consistent.c * Copyright (C) 2001 Dan Malek (dmalek@jlc.net) * Copyright (C) 2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/export.h> diff --git a/arch/mips/Makefile b/arch/mips/Makefile index 8f4486c4415b..eceff9b75b22 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -17,6 +17,7 @@ archscripts: scripts_basic $(Q)$(MAKE) $(build)=arch/mips/boot/tools relocs KBUILD_DEFCONFIG := 32r2el_defconfig +KBUILD_DTBS := dtbs # # Select the object file format to substitute into the linker script. @@ -384,7 +385,7 @@ quiet_cmd_64 = OBJCOPY $@ vmlinux.64: vmlinux $(call cmd,64) -all: $(all-y) +all: $(all-y) $(KBUILD_DTBS) # boot $(boot-y): $(vmlinux-32) FORCE diff --git a/arch/mips/ath79/Makefile b/arch/mips/ath79/Makefile index e18d9a2ecf62..0fb3aaf42149 100644 --- a/arch/mips/ath79/Makefile +++ b/arch/mips/ath79/Makefile @@ -1,12 +1,10 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Makefile for the Atheros AR71XX/AR724X/AR913X specific parts of the kernel # # Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org> # Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> # -# This program is free software; you can redistribute it and/or modify it -# under the terms of the GNU General Public License version 2 as published -# by the Free Software Foundation. obj-y := prom.o setup.o common.o clock.o diff --git a/arch/mips/ath79/clock.c b/arch/mips/ath79/clock.c index 228cdc736db7..050f6553f398 100644 --- a/arch/mips/ath79/clock.c +++ b/arch/mips/ath79/clock.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Atheros AR71XX/AR724X/AR913X common routines * @@ -5,10 +6,6 @@ * Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org> * * Parts of this file are based on Atheros' 2.6.15/2.6.31 BSP - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/mips/ath79/common.c b/arch/mips/ath79/common.c index cd6055f9e7a0..63eacb8b0eb5 100644 --- a/arch/mips/ath79/common.c +++ b/arch/mips/ath79/common.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Atheros AR71XX/AR724X/AR913X common routines * @@ -6,10 +7,6 @@ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> * * Parts of this file are based on Atheros' 2.6.15/2.6.31 BSP - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/mips/ath79/common.h b/arch/mips/ath79/common.h index 25b96f59e8e8..47fb66d7b282 100644 --- a/arch/mips/ath79/common.h +++ b/arch/mips/ath79/common.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Atheros AR71XX/AR724X/AR913X common definitions * @@ -5,10 +6,6 @@ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> * * Parts of this file are based on Atheros' 2.6.15 BSP - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #ifndef __ATH79_COMMON_H diff --git a/arch/mips/ath79/early_printk.c b/arch/mips/ath79/early_printk.c index 4b1063117ef7..782732cd1a2b 100644 --- a/arch/mips/ath79/early_printk.c +++ b/arch/mips/ath79/early_printk.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Atheros AR7XXX/AR9XXX SoC early printk support * * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org> * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/io.h> diff --git a/arch/mips/ath79/prom.c b/arch/mips/ath79/prom.c index 597899ad5438..25724b4e97fd 100644 --- a/arch/mips/ath79/prom.c +++ b/arch/mips/ath79/prom.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Atheros AR71XX/AR724X/AR913X specific prom routines * * Copyright (C) 2015 Laurent Fasnacht <l@libres.ch> * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org> * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/mips/ath79/setup.c b/arch/mips/ath79/setup.c index 298b46b4e9cb..f22538cae0ab 100644 --- a/arch/mips/ath79/setup.c +++ b/arch/mips/ath79/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Atheros AR71XX/AR724X/AR913X specific setup * @@ -6,10 +7,6 @@ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> * * Parts of this file are based on Atheros' 2.6.15/2.6.31 BSP - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/mips/bmips/irq.c b/arch/mips/bmips/irq.c index 7efefcf44033..c4daa590b93a 100644 --- a/arch/mips/bmips/irq.c +++ b/arch/mips/bmips/irq.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2014 Broadcom Corporation * Author: Kevin Cernekee <cernekee@gmail.com> diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile index 3c453a1f1ff1..172801ed35b8 100644 --- a/arch/mips/boot/compressed/Makefile +++ b/arch/mips/boot/compressed/Makefile @@ -78,6 +78,8 @@ OBJCOPYFLAGS_piggy.o := --add-section=.image=$(obj)/vmlinux.bin.z \ $(obj)/piggy.o: $(obj)/dummy.o $(obj)/vmlinux.bin.z FORCE $(call if_changed,objcopy) +HOSTCFLAGS_calc_vmlinuz_load_addr.o += $(LINUXINCLUDE) + # Calculate the load address of the compressed kernel image hostprogs-y := calc_vmlinuz_load_addr diff --git a/arch/mips/boot/compressed/calc_vmlinuz_load_addr.c b/arch/mips/boot/compressed/calc_vmlinuz_load_addr.c index 240f1d12df75..080b926d2623 100644 --- a/arch/mips/boot/compressed/calc_vmlinuz_load_addr.c +++ b/arch/mips/boot/compressed/calc_vmlinuz_load_addr.c @@ -9,7 +9,7 @@ #include <stdint.h> #include <stdio.h> #include <stdlib.h> -#include "../../../../include/linux/sizes.h" +#include <linux/sizes.h> int main(int argc, char *argv[]) { diff --git a/arch/mips/boot/dts/cavium-octeon/dlink_dsr-1000n.dts b/arch/mips/boot/dts/cavium-octeon/dlink_dsr-1000n.dts index cfa29156eb69..2fdb4baad19c 100644 --- a/arch/mips/boot/dts/cavium-octeon/dlink_dsr-1000n.dts +++ b/arch/mips/boot/dts/cavium-octeon/dlink_dsr-1000n.dts @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device tree source for D-Link DSR-1000N. * * Written by: Aaro Koskinen <aaro.koskinen@iki.fi> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /include/ "dlink_dsr-500n-1000n.dtsi" diff --git a/arch/mips/boot/dts/cavium-octeon/dlink_dsr-500n-1000n.dtsi b/arch/mips/boot/dts/cavium-octeon/dlink_dsr-500n-1000n.dtsi index 246b598201f8..b4acdb26a667 100644 --- a/arch/mips/boot/dts/cavium-octeon/dlink_dsr-500n-1000n.dtsi +++ b/arch/mips/boot/dts/cavium-octeon/dlink_dsr-500n-1000n.dtsi @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device tree source for D-Link DSR-500N/1000N (common parts). * * Written by: Aaro Koskinen <aaro.koskinen@iki.fi> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /include/ "octeon_3xxx.dtsi" diff --git a/arch/mips/boot/dts/cavium-octeon/dlink_dsr-500n.dts b/arch/mips/boot/dts/cavium-octeon/dlink_dsr-500n.dts index 78886e172c48..e04237281b41 100644 --- a/arch/mips/boot/dts/cavium-octeon/dlink_dsr-500n.dts +++ b/arch/mips/boot/dts/cavium-octeon/dlink_dsr-500n.dts @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device tree source for D-Link DSR-500N. * * Written by: Aaro Koskinen <aaro.koskinen@iki.fi> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /include/ "dlink_dsr-500n-1000n.dtsi" diff --git a/arch/mips/boot/dts/cavium-octeon/ubnt_e100.dts b/arch/mips/boot/dts/cavium-octeon/ubnt_e100.dts index 962f37fbc7db..cb219b730c57 100644 --- a/arch/mips/boot/dts/cavium-octeon/ubnt_e100.dts +++ b/arch/mips/boot/dts/cavium-octeon/ubnt_e100.dts @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device tree source for EdgeRouter Lite. * * Written by: Aaro Koskinen <aaro.koskinen@iki.fi> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /include/ "octeon_3xxx.dtsi" diff --git a/arch/mips/boot/dts/img/pistachio.dtsi b/arch/mips/boot/dts/img/pistachio.dtsi index f8d7e6f622cb..dc3b7909de73 100644 --- a/arch/mips/boot/dts/img/pistachio.dtsi +++ b/arch/mips/boot/dts/img/pistachio.dtsi @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015, 2016 Imagination Technologies Ltd. * Copyright (C) 2015 Google, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <dt-bindings/clock/pistachio-clk.h> diff --git a/arch/mips/boot/dts/img/pistachio_marduk.dts b/arch/mips/boot/dts/img/pistachio_marduk.dts index cf9cebd52294..bf69da96dc8b 100644 --- a/arch/mips/boot/dts/img/pistachio_marduk.dts +++ b/arch/mips/boot/dts/img/pistachio_marduk.dts @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015, 2016 Imagination Technologies Ltd. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * IMG Marduk board is also known as Creator Ci40. */ diff --git a/arch/mips/boot/dts/pic32/pic32mzda.dtsi b/arch/mips/boot/dts/pic32/pic32mzda.dtsi index 5353a639c4fb..f1e3dad6bead 100644 --- a/arch/mips/boot/dts/pic32/pic32mzda.dtsi +++ b/arch/mips/boot/dts/pic32/pic32mzda.dtsi @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Microchip Technology Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <dt-bindings/clock/microchip,pic32-clock.h> #include <dt-bindings/interrupt-controller/irq.h> diff --git a/arch/mips/boot/dts/pic32/pic32mzda_sk.dts b/arch/mips/boot/dts/pic32/pic32mzda_sk.dts index fc740102852e..d7fa5d55dbf3 100644 --- a/arch/mips/boot/dts/pic32/pic32mzda_sk.dts +++ b/arch/mips/boot/dts/pic32/pic32mzda_sk.dts @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Microchip Technology Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ /dts-v1/; diff --git a/arch/mips/include/asm/atomic.h b/arch/mips/include/asm/atomic.h index 94096299fc56..9a82dd11c0e9 100644 --- a/arch/mips/include/asm/atomic.h +++ b/arch/mips/include/asm/atomic.h @@ -254,10 +254,10 @@ static __inline__ int atomic_sub_if_positive(int i, atomic_t * v) #define atomic64_set(v, i) WRITE_ONCE((v)->counter, (i)) #define ATOMIC64_OP(op, c_op, asm_op) \ -static __inline__ void atomic64_##op(long i, atomic64_t * v) \ +static __inline__ void atomic64_##op(s64 i, atomic64_t * v) \ { \ if (kernel_uses_llsc) { \ - long temp; \ + s64 temp; \ \ loongson_llsc_mb(); \ __asm__ __volatile__( \ @@ -280,12 +280,12 @@ static __inline__ void atomic64_##op(long i, atomic64_t * v) \ } #define ATOMIC64_OP_RETURN(op, c_op, asm_op) \ -static __inline__ long atomic64_##op##_return_relaxed(long i, atomic64_t * v) \ +static __inline__ s64 atomic64_##op##_return_relaxed(s64 i, atomic64_t * v) \ { \ - long result; \ + s64 result; \ \ if (kernel_uses_llsc) { \ - long temp; \ + s64 temp; \ \ loongson_llsc_mb(); \ __asm__ __volatile__( \ @@ -314,12 +314,12 @@ static __inline__ long atomic64_##op##_return_relaxed(long i, atomic64_t * v) \ } #define ATOMIC64_FETCH_OP(op, c_op, asm_op) \ -static __inline__ long atomic64_fetch_##op##_relaxed(long i, atomic64_t * v) \ +static __inline__ s64 atomic64_fetch_##op##_relaxed(s64 i, atomic64_t * v) \ { \ - long result; \ + s64 result; \ \ if (kernel_uses_llsc) { \ - long temp; \ + s64 temp; \ \ loongson_llsc_mb(); \ __asm__ __volatile__( \ @@ -386,14 +386,14 @@ ATOMIC64_OPS(xor, ^=, xor) * Atomically test @v and subtract @i if @v is greater or equal than @i. * The function returns the old value of @v minus @i. */ -static __inline__ long atomic64_sub_if_positive(long i, atomic64_t * v) +static __inline__ s64 atomic64_sub_if_positive(s64 i, atomic64_t * v) { - long result; + s64 result; smp_mb__before_llsc(); if (kernel_uses_llsc) { - long temp; + s64 temp; __asm__ __volatile__( " .set push \n" diff --git a/arch/mips/include/asm/kexec.h b/arch/mips/include/asm/kexec.h index 40795ca89961..d6d5fa5cc31d 100644 --- a/arch/mips/include/asm/kexec.h +++ b/arch/mips/include/asm/kexec.h @@ -1,9 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * kexec.h for kexec * Created by <nschichan@corp.free.fr> on Thu Oct 12 14:59:34 2006 - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #ifndef _MIPS_KEXEC diff --git a/arch/mips/include/asm/mach-ath25/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ath25/cpu-feature-overrides.h index e6a8108cde4e..95a0b580909d 100644 --- a/arch/mips/include/asm/mach-ath25/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-ath25/cpu-feature-overrides.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Atheros AR231x/AR531x SoC specific CPU feature overrides * @@ -6,11 +7,6 @@ * This file was derived from: include/asm-mips/cpu-features.h * Copyright (C) 2003, 2004 Ralf Baechle * Copyright (C) 2004 Maciej W. Rozycki - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * */ #ifndef __ASM_MACH_ATH25_CPU_FEATURE_OVERRIDES_H #define __ASM_MACH_ATH25_CPU_FEATURE_OVERRIDES_H diff --git a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h index 284b4fa23e03..1f9e571af67c 100644 --- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h +++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Atheros AR71XX/AR724X/AR913X SoC register definitions * @@ -6,10 +7,6 @@ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> * * Parts of this file are based on Atheros' 2.6.15/2.6.31 BSP - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #ifndef __ASM_MACH_AR71XX_REGS_H diff --git a/arch/mips/include/asm/mach-ath79/ar933x_uart.h b/arch/mips/include/asm/mach-ath79/ar933x_uart.h index c2917b39966b..cacf3545e018 100644 --- a/arch/mips/include/asm/mach-ath79/ar933x_uart.h +++ b/arch/mips/include/asm/mach-ath79/ar933x_uart.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Atheros AR933X UART defines * * Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #ifndef __AR933X_UART_H @@ -27,8 +24,8 @@ #define AR933X_UART_CS_PARITY_S 0 #define AR933X_UART_CS_PARITY_M 0x3 #define AR933X_UART_CS_PARITY_NONE 0 -#define AR933X_UART_CS_PARITY_ODD 1 -#define AR933X_UART_CS_PARITY_EVEN 2 +#define AR933X_UART_CS_PARITY_ODD 2 +#define AR933X_UART_CS_PARITY_EVEN 3 #define AR933X_UART_CS_IF_MODE_S 2 #define AR933X_UART_CS_IF_MODE_M 0x3 #define AR933X_UART_CS_IF_MODE_NONE 0 diff --git a/arch/mips/include/asm/mach-ath79/ath79.h b/arch/mips/include/asm/mach-ath79/ath79.h index 47e8827e9564..70cda74494a4 100644 --- a/arch/mips/include/asm/mach-ath79/ath79.h +++ b/arch/mips/include/asm/mach-ath79/ath79.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Atheros AR71XX/AR724X/AR913X common definitions * @@ -5,10 +6,6 @@ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> * * Parts of this file are based on Atheros' 2.6.15 BSP - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #ifndef __ASM_MACH_ATH79_H diff --git a/arch/mips/include/asm/mach-ath79/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ath79/cpu-feature-overrides.h index 026ad90c8ac0..e7c972fccd9f 100644 --- a/arch/mips/include/asm/mach-ath79/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-ath79/cpu-feature-overrides.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Atheros AR71XX/AR724X/AR913X specific CPU feature overrides * @@ -7,11 +8,6 @@ * This file was derived from: include/asm-mips/cpu-features.h * Copyright (C) 2003, 2004 Ralf Baechle * Copyright (C) 2004 Maciej W. Rozycki - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * */ #ifndef __ASM_MACH_ATH79_CPU_FEATURE_OVERRIDES_H #define __ASM_MACH_ATH79_CPU_FEATURE_OVERRIDES_H diff --git a/arch/mips/include/asm/mach-ath79/irq.h b/arch/mips/include/asm/mach-ath79/irq.h index 5c9ca76a7ebf..2df1abf9e5af 100644 --- a/arch/mips/include/asm/mach-ath79/irq.h +++ b/arch/mips/include/asm/mach-ath79/irq.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org> * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #ifndef __ASM_MACH_ATH79_IRQ_H #define __ASM_MACH_ATH79_IRQ_H diff --git a/arch/mips/include/asm/mach-ath79/kernel-entry-init.h b/arch/mips/include/asm/mach-ath79/kernel-entry-init.h index d8d046bccc8e..88db67bf4761 100644 --- a/arch/mips/include/asm/mach-ath79/kernel-entry-init.h +++ b/arch/mips/include/asm/mach-ath79/kernel-entry-init.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Atheros AR71XX/AR724X/AR913X specific kernel entry setup * * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * */ #ifndef __ASM_MACH_ATH79_KERNEL_ENTRY_H #define __ASM_MACH_ATH79_KERNEL_ENTRY_H diff --git a/arch/mips/include/asm/mach-lantiq/falcon/cpu-feature-overrides.h b/arch/mips/include/asm/mach-lantiq/falcon/cpu-feature-overrides.h index 096a10072430..f03c1c42dd90 100644 --- a/arch/mips/include/asm/mach-lantiq/falcon/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-lantiq/falcon/cpu-feature-overrides.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Lantiq FALCON specific CPU feature overrides * @@ -6,11 +7,6 @@ * This file was derived from: include/asm-mips/cpu-features.h * Copyright (C) 2003, 2004 Ralf Baechle * Copyright (C) 2004 Maciej W. Rozycki - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * */ #ifndef __ASM_MACH_FALCON_CPU_FEATURE_OVERRIDES_H #define __ASM_MACH_FALCON_CPU_FEATURE_OVERRIDES_H diff --git a/arch/mips/include/asm/mach-lantiq/falcon/falcon_irq.h b/arch/mips/include/asm/mach-lantiq/falcon/falcon_irq.h index 6dd8ad2409dc..6eeda90f70ed 100644 --- a/arch/mips/include/asm/mach-lantiq/falcon/falcon_irq.h +++ b/arch/mips/include/asm/mach-lantiq/falcon/falcon_irq.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 Thomas Langer <thomas.langer@lantiq.com> */ diff --git a/arch/mips/include/asm/mach-lantiq/falcon/irq.h b/arch/mips/include/asm/mach-lantiq/falcon/irq.h index 2caccd9f9dbc..91d2bc03c9fa 100644 --- a/arch/mips/include/asm/mach-lantiq/falcon/irq.h +++ b/arch/mips/include/asm/mach-lantiq/falcon/irq.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2011 Thomas Langer <thomas.langer@lantiq.com> */ diff --git a/arch/mips/include/asm/mach-lantiq/falcon/lantiq_soc.h b/arch/mips/include/asm/mach-lantiq/falcon/lantiq_soc.h index 8e9b022c3594..5855ba1bd1ec 100644 --- a/arch/mips/include/asm/mach-lantiq/falcon/lantiq_soc.h +++ b/arch/mips/include/asm/mach-lantiq/falcon/lantiq_soc.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/include/asm/mach-lantiq/lantiq.h b/arch/mips/include/asm/mach-lantiq/lantiq.h index d750f93232e4..6ceb0287dbfe 100644 --- a/arch/mips/include/asm/mach-lantiq/lantiq.h +++ b/arch/mips/include/asm/mach-lantiq/lantiq.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/include/asm/mach-lantiq/lantiq_platform.h b/arch/mips/include/asm/mach-lantiq/lantiq_platform.h index 17d2fdcdaef4..70ebb4d6f050 100644 --- a/arch/mips/include/asm/mach-lantiq/lantiq_platform.h +++ b/arch/mips/include/asm/mach-lantiq/lantiq_platform.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/include/asm/mach-lantiq/xway/irq.h b/arch/mips/include/asm/mach-lantiq/xway/irq.h index 83e5f03cccb5..76ebbf6c50ef 100644 --- a/arch/mips/include/asm/mach-lantiq/xway/irq.h +++ b/arch/mips/include/asm/mach-lantiq/xway/irq.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h b/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h index 0b424214a5e9..5f0d0ba991cb 100644 --- a/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h +++ b/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h b/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h index 17b41bb5991f..4790cfa190d6 100644 --- a/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h +++ b/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/include/asm/mach-ralink/mt7620.h b/arch/mips/include/asm/mach-ralink/mt7620.h index 66af4ccb5c6c..757ce53d00e6 100644 --- a/arch/mips/include/asm/mach-ralink/mt7620.h +++ b/arch/mips/include/asm/mach-ralink/mt7620.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Parts of this file are based on Ralink's 2.6.21 BSP * diff --git a/arch/mips/include/asm/mach-ralink/mt7620/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ralink/mt7620/cpu-feature-overrides.h index f7bb8cfc5eb1..6ea5908f0c11 100644 --- a/arch/mips/include/asm/mach-ralink/mt7620/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-ralink/mt7620/cpu-feature-overrides.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Ralink MT7620 specific CPU feature overrides * @@ -7,11 +8,6 @@ * This file was derived from: include/asm-mips/cpu-features.h * Copyright (C) 2003, 2004 Ralf Baechle * Copyright (C) 2004 Maciej W. Rozycki - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * */ #ifndef _MT7620_CPU_FEATURE_OVERRIDES_H #define _MT7620_CPU_FEATURE_OVERRIDES_H diff --git a/arch/mips/include/asm/mach-ralink/mt7621.h b/arch/mips/include/asm/mach-ralink/mt7621.h index a672e06fa5fd..65483a4681ab 100644 --- a/arch/mips/include/asm/mach-ralink/mt7621.h +++ b/arch/mips/include/asm/mach-ralink/mt7621.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2015 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/include/asm/mach-ralink/mt7621/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ralink/mt7621/cpu-feature-overrides.h index 15db1b330fe8..e06f517b2588 100644 --- a/arch/mips/include/asm/mach-ralink/mt7621/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-ralink/mt7621/cpu-feature-overrides.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Ralink MT7621 specific CPU feature overrides * @@ -8,11 +9,6 @@ * This file was derived from: include/asm-mips/cpu-features.h * Copyright (C) 2003, 2004 Ralf Baechle * Copyright (C) 2004 Maciej W. Rozycki - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * */ #ifndef _MT7621_CPU_FEATURE_OVERRIDES_H #define _MT7621_CPU_FEATURE_OVERRIDES_H diff --git a/arch/mips/include/asm/mach-ralink/ralink_regs.h b/arch/mips/include/asm/mach-ralink/ralink_regs.h index b4e7dfa214eb..9dbd9f0870c9 100644 --- a/arch/mips/include/asm/mach-ralink/ralink_regs.h +++ b/arch/mips/include/asm/mach-ralink/ralink_regs.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Ralink SoC register definitions * * Copyright (C) 2013 John Crispin <john@phrozen.org> * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org> * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #ifndef _RALINK_REGS_H_ diff --git a/arch/mips/include/asm/mach-ralink/rt288x.h b/arch/mips/include/asm/mach-ralink/rt288x.h index 25ae1042d57b..5d10178f26af 100644 --- a/arch/mips/include/asm/mach-ralink/rt288x.h +++ b/arch/mips/include/asm/mach-ralink/rt288x.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Parts of this file are based on Ralink's 2.6.21 BSP * diff --git a/arch/mips/include/asm/mach-ralink/rt288x/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ralink/rt288x/cpu-feature-overrides.h index 72fc10669199..9c069646d0bd 100644 --- a/arch/mips/include/asm/mach-ralink/rt288x/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-ralink/rt288x/cpu-feature-overrides.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Ralink RT288x specific CPU feature overrides * @@ -7,11 +8,6 @@ * This file was derived from: include/asm-mips/cpu-features.h * Copyright (C) 2003, 2004 Ralf Baechle * Copyright (C) 2004 Maciej W. Rozycki - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * */ #ifndef _RT288X_CPU_FEATURE_OVERRIDES_H #define _RT288X_CPU_FEATURE_OVERRIDES_H diff --git a/arch/mips/include/asm/mach-ralink/rt305x.h b/arch/mips/include/asm/mach-ralink/rt305x.h index ac2d65c04b5f..b54619dc4b88 100644 --- a/arch/mips/include/asm/mach-ralink/rt305x.h +++ b/arch/mips/include/asm/mach-ralink/rt305x.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Parts of this file are based on Ralink's 2.6.21 BSP * diff --git a/arch/mips/include/asm/mach-ralink/rt305x/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ralink/rt305x/cpu-feature-overrides.h index 917c28654552..2e423fd15384 100644 --- a/arch/mips/include/asm/mach-ralink/rt305x/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-ralink/rt305x/cpu-feature-overrides.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Ralink RT305x specific CPU feature overrides * @@ -7,11 +8,6 @@ * This file was derived from: include/asm-mips/cpu-features.h * Copyright (C) 2003, 2004 Ralf Baechle * Copyright (C) 2004 Maciej W. Rozycki - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * */ #ifndef _RT305X_CPU_FEATURE_OVERRIDES_H #define _RT305X_CPU_FEATURE_OVERRIDES_H diff --git a/arch/mips/include/asm/mach-ralink/rt3883.h b/arch/mips/include/asm/mach-ralink/rt3883.h index 0fbe6f9257cd..565f2548496a 100644 --- a/arch/mips/include/asm/mach-ralink/rt3883.h +++ b/arch/mips/include/asm/mach-ralink/rt3883.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Ralink RT3662/RT3883 SoC register definitions * * Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #ifndef _RT3883_REGS_H_ diff --git a/arch/mips/include/asm/mach-ralink/rt3883/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ralink/rt3883/cpu-feature-overrides.h index 181fbf4c976f..7cee0e232580 100644 --- a/arch/mips/include/asm/mach-ralink/rt3883/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-ralink/rt3883/cpu-feature-overrides.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Ralink RT3662/RT3883 specific CPU feature overrides * @@ -6,11 +7,6 @@ * This file was derived from: include/asm-mips/cpu-features.h * Copyright (C) 2003, 2004 Ralf Baechle * Copyright (C) 2004 Maciej W. Rozycki - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * */ #ifndef _RT3883_CPU_FEATURE_OVERRIDES_H #define _RT3883_CPU_FEATURE_OVERRIDES_H diff --git a/arch/mips/include/asm/mips-gic.h b/arch/mips/include/asm/mips-gic.h index 75a1cdee1331..084cac1c5ea2 100644 --- a/arch/mips/include/asm/mips-gic.h +++ b/arch/mips/include/asm/mips-gic.h @@ -311,6 +311,36 @@ static inline bool mips_gic_present(void) } /** + * mips_gic_vx_map_reg() - Return GIC_Vx_<intr>_MAP register offset + * @intr: A GIC local interrupt + * + * Determine the index of the GIC_VL_<intr>_MAP or GIC_VO_<intr>_MAP register + * within the block of GIC map registers. This is almost the same as the order + * of interrupts in the pending & mask registers, as used by enum + * mips_gic_local_interrupt, but moves the FDC interrupt & thus offsets the + * interrupts after it... + * + * Return: The map register index corresponding to @intr. + * + * The return value is suitable for use with the (read|write)_gic_v[lo]_map + * accessor functions. + */ +static inline unsigned int +mips_gic_vx_map_reg(enum mips_gic_local_interrupt intr) +{ + /* WD, Compare & Timer are 1:1 */ + if (intr <= GIC_LOCAL_INT_TIMER) + return intr; + + /* FDC moves to after Timer... */ + if (intr == GIC_LOCAL_INT_FDC) + return GIC_LOCAL_INT_TIMER + 1; + + /* As a result everything else is offset by 1 */ + return intr + 1; +} + +/** * gic_get_c0_compare_int() - Return cp0 count/compare interrupt virq * * Determine the virq number to use for the coprocessor 0 count/compare diff --git a/arch/mips/include/asm/mips_machine.h b/arch/mips/include/asm/mips_machine.h index 9d00aebe9842..4efecb70c24e 100644 --- a/arch/mips/include/asm/mips_machine.h +++ b/arch/mips/include/asm/mips_machine.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * */ #ifndef __ASM_MIPS_MACHINE_H diff --git a/arch/mips/include/asm/perf_event.h b/arch/mips/include/asm/perf_event.h index d0c77496c728..0babf6bbbd45 100644 --- a/arch/mips/include/asm/perf_event.h +++ b/arch/mips/include/asm/perf_event.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/mips/include/asm/perf_event.h * * Copyright (C) 2010 MIPS Technologies, Inc. * Author: Deng-Cheng Zhu - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __MIPS_PERF_EVENT_H__ diff --git a/arch/mips/include/asm/prom.h b/arch/mips/include/asm/prom.h index 0b4b668925f6..c42e07671934 100644 --- a/arch/mips/include/asm/prom.h +++ b/arch/mips/include/asm/prom.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/mips/include/asm/prom.h * * Copyright (C) 2010 Cisco Systems Inc. <dediao@cisco.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef __ASM_PROM_H #define __ASM_PROM_H diff --git a/arch/mips/include/asm/switch_to.h b/arch/mips/include/asm/switch_to.h index 0f813bb753c6..09cbe9042828 100644 --- a/arch/mips/include/asm/switch_to.h +++ b/arch/mips/include/asm/switch_to.h @@ -42,7 +42,7 @@ extern struct task_struct *ll_task; * inline to try to keep the overhead down. If we have been forced to run on * a "CPU" with an FPU because of a previous high level of FP computation, * but did not actually use the FPU during the most recent time-slice (CU1 - * isn't set), we undo the restriction on cpus_allowed. + * isn't set), we undo the restriction on cpus_mask. * * We're not calling set_cpus_allowed() here, because we have no need to * force prompt migration - we're already switching the current CPU to a @@ -57,7 +57,7 @@ do { \ test_ti_thread_flag(__prev_ti, TIF_FPUBOUND) && \ (!(KSTK_STATUS(prev) & ST0_CU1))) { \ clear_ti_thread_flag(__prev_ti, TIF_FPUBOUND); \ - prev->cpus_allowed = prev->thread.user_cpus_allowed; \ + prev->cpus_mask = prev->thread.user_cpus_allowed; \ } \ next->thread.emulated_fp = 0; \ } while(0) diff --git a/arch/mips/include/asm/txx9/dmac.h b/arch/mips/include/asm/txx9/dmac.h index 5e9151fccbb4..b47ef5fe7039 100644 --- a/arch/mips/include/asm/txx9/dmac.h +++ b/arch/mips/include/asm/txx9/dmac.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * TXx9 SoC DMA Controller - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __ASM_TXX9_DMAC_H diff --git a/arch/mips/kernel/gpio_txx9.c b/arch/mips/kernel/gpio_txx9.c index cbd47f38073b..8c083612df9d 100644 --- a/arch/mips/kernel/gpio_txx9.c +++ b/arch/mips/kernel/gpio_txx9.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * A gpio chip driver for TXx9 SoCs * * Copyright (C) 2008 Atsushi Nemoto <anemo@mba.ocn.ne.jp> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/mips/kernel/machine_kexec.c b/arch/mips/kernel/machine_kexec.c index 93936dce04d6..432bfd3e7f22 100644 --- a/arch/mips/kernel/machine_kexec.c +++ b/arch/mips/kernel/machine_kexec.c @@ -1,9 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * machine_kexec.c for kexec * Created by <nschichan@corp.free.fr> on Thu Oct 12 15:15:06 2006 - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #include <linux/compiler.h> #include <linux/kexec.h> diff --git a/arch/mips/kernel/mips-mt-fpaff.c b/arch/mips/kernel/mips-mt-fpaff.c index a7c0f97e4b0d..1a08428eedcf 100644 --- a/arch/mips/kernel/mips-mt-fpaff.c +++ b/arch/mips/kernel/mips-mt-fpaff.c @@ -177,7 +177,7 @@ asmlinkage long mipsmt_sys_sched_getaffinity(pid_t pid, unsigned int len, if (retval) goto out_unlock; - cpumask_or(&allowed, &p->thread.user_cpus_allowed, &p->cpus_allowed); + cpumask_or(&allowed, &p->thread.user_cpus_allowed, p->cpus_ptr); cpumask_and(&mask, &allowed, cpu_active_mask); out_unlock: diff --git a/arch/mips/kernel/mips_machine.c b/arch/mips/kernel/mips_machine.c index 876097529697..4c509641723c 100644 --- a/arch/mips/kernel/mips_machine.c +++ b/arch/mips/kernel/mips_machine.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * */ #include <linux/mm.h> #include <linux/string.h> diff --git a/arch/mips/kernel/perf_event.c b/arch/mips/kernel/perf_event.c index f298eb2ff6c2..5d7a9c03903b 100644 --- a/arch/mips/kernel/perf_event.c +++ b/arch/mips/kernel/perf_event.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Linux performance counter support for MIPS. * @@ -8,10 +9,6 @@ * based on the sparc64 perf event code and the x86 code. Performance * counter access is based on the MIPS Oprofile code. And the callchain * support references the code of MIPS stacktrace.c. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/perf_event.h> diff --git a/arch/mips/kernel/perf_event_mipsxx.c b/arch/mips/kernel/perf_event_mipsxx.c index d67fb64e908c..e0ebaa0a333e 100644 --- a/arch/mips/kernel/perf_event_mipsxx.c +++ b/arch/mips/kernel/perf_event_mipsxx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Linux performance counter support for MIPS. * @@ -9,10 +10,6 @@ * based on the sparc64 perf event code and the x86 code. Performance * counter access is based on the MIPS Oprofile code. And the callchain * support references the code of MIPS stacktrace.c. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cpumask.h> diff --git a/arch/mips/kernel/prom.c b/arch/mips/kernel/prom.c index 28bf01961bb2..9e50dc8df2f6 100644 --- a/arch/mips/kernel/prom.c +++ b/arch/mips/kernel/prom.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MIPS support for CONFIG_OF device tree support * * Copyright (C) 2010 Cisco Systems Inc. <dediao@cisco.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/mips/kernel/relocate_kernel.S b/arch/mips/kernel/relocate_kernel.S index 419c92197b2f..ac870893ba2d 100644 --- a/arch/mips/kernel/relocate_kernel.S +++ b/arch/mips/kernel/relocate_kernel.S @@ -1,9 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * relocate_kernel.S for kexec * Created by <nschichan@corp.free.fr> on Thu Oct 12 17:49:57 2006 - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #include <asm/asm.h> diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index c52766a5b85f..ac7159263da0 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -891,12 +891,12 @@ static void mt_ase_fp_affinity(void) * restricted the allowed set to exclude any CPUs with FPUs, * we'll skip the procedure. */ - if (cpumask_intersects(¤t->cpus_allowed, &mt_fpu_cpumask)) { + if (cpumask_intersects(¤t->cpus_mask, &mt_fpu_cpumask)) { cpumask_t tmask; current->thread.user_cpus_allowed - = current->cpus_allowed; - cpumask_and(&tmask, ¤t->cpus_allowed, + = current->cpus_mask; + cpumask_and(&tmask, ¤t->cpus_mask, &mt_fpu_cpumask); set_cpus_allowed_ptr(current, &tmask); set_thread_flag(TIF_FPUBOUND); diff --git a/arch/mips/lantiq/Makefile b/arch/mips/lantiq/Makefile index 2718652e7466..e7234ca093b9 100644 --- a/arch/mips/lantiq/Makefile +++ b/arch/mips/lantiq/Makefile @@ -1,8 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0-only # Copyright (C) 2010 John Crispin <john@phrozen.org> # -# This program is free software; you can redistribute it and/or modify it -# under the terms of the GNU General Public License version 2 as published -# by the Free Software Foundation. obj-y := irq.o clk.o prom.o diff --git a/arch/mips/lantiq/clk.c b/arch/mips/lantiq/clk.c index a263d1b751ff..dd819e31fcbb 100644 --- a/arch/mips/lantiq/clk.c +++ b/arch/mips/lantiq/clk.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 Thomas Langer <thomas.langer@lantiq.com> * Copyright (C) 2010 John Crispin <john@phrozen.org> diff --git a/arch/mips/lantiq/clk.h b/arch/mips/lantiq/clk.h index e806e048ffc2..f135e3035a3a 100644 --- a/arch/mips/lantiq/clk.h +++ b/arch/mips/lantiq/clk.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/lantiq/early_printk.c b/arch/mips/lantiq/early_printk.c index c4aa140b7c91..4e4a28be1ddd 100644 --- a/arch/mips/lantiq/early_printk.c +++ b/arch/mips/lantiq/early_printk.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/lantiq/falcon/prom.c b/arch/mips/lantiq/falcon/prom.c index 75315c0a9fc3..7b98def106e4 100644 --- a/arch/mips/lantiq/falcon/prom.c +++ b/arch/mips/lantiq/falcon/prom.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2012 Thomas Langer <thomas.langer@lantiq.com> * Copyright (C) 2012 John Crispin <john@phrozen.org> diff --git a/arch/mips/lantiq/falcon/reset.c b/arch/mips/lantiq/falcon/reset.c index 058b85578cf7..261996c230cf 100644 --- a/arch/mips/lantiq/falcon/reset.c +++ b/arch/mips/lantiq/falcon/reset.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2012 Thomas Langer <thomas.langer@lantiq.com> * Copyright (C) 2012 John Crispin <john@phrozen.org> diff --git a/arch/mips/lantiq/falcon/sysctrl.c b/arch/mips/lantiq/falcon/sysctrl.c index 82bbd0e2e298..037b08f3257e 100644 --- a/arch/mips/lantiq/falcon/sysctrl.c +++ b/arch/mips/lantiq/falcon/sysctrl.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2011 Thomas Langer <thomas.langer@lantiq.com> * Copyright (C) 2011 John Crispin <john@phrozen.org> diff --git a/arch/mips/lantiq/irq.c b/arch/mips/lantiq/irq.c index 6549499eb202..cfd87e662fcf 100644 --- a/arch/mips/lantiq/irq.c +++ b/arch/mips/lantiq/irq.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> * Copyright (C) 2010 Thomas Langer <thomas.langer@lantiq.com> diff --git a/arch/mips/lantiq/prom.c b/arch/mips/lantiq/prom.c index 14d4c5e2b42f..51a218f04fe0 100644 --- a/arch/mips/lantiq/prom.c +++ b/arch/mips/lantiq/prom.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/lantiq/prom.h b/arch/mips/lantiq/prom.h index 4b6576c50250..5cd29c6b33d7 100644 --- a/arch/mips/lantiq/prom.h +++ b/arch/mips/lantiq/prom.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/lantiq/xway/clk.c b/arch/mips/lantiq/xway/clk.c index 41fc30d8ef89..47ad21430fe2 100644 --- a/arch/mips/lantiq/xway/clk.c +++ b/arch/mips/lantiq/xway/clk.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> * Copyright (C) 2013-2015 Lantiq Beteiligungs-GmbH & Co.KG diff --git a/arch/mips/lantiq/xway/dcdc.c b/arch/mips/lantiq/xway/dcdc.c index 08f7abaadfe5..4960bee0a99d 100644 --- a/arch/mips/lantiq/xway/dcdc.c +++ b/arch/mips/lantiq/xway/dcdc.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2012 John Crispin <john@phrozen.org> * Copyright (C) 2010 Sameer Ahmad, Lantiq GmbH diff --git a/arch/mips/lantiq/xway/gptu.c b/arch/mips/lantiq/xway/gptu.c index e304aabd6678..3d5683e75cf1 100644 --- a/arch/mips/lantiq/xway/gptu.c +++ b/arch/mips/lantiq/xway/gptu.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2012 John Crispin <john@phrozen.org> * Copyright (C) 2012 Lantiq GmbH diff --git a/arch/mips/lantiq/xway/prom.c b/arch/mips/lantiq/xway/prom.c index 9475b2510adb..544619754b41 100644 --- a/arch/mips/lantiq/xway/prom.c +++ b/arch/mips/lantiq/xway/prom.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> * Copyright (C) 2013-2015 Lantiq Beteiligungs-GmbH & Co.KG diff --git a/arch/mips/lantiq/xway/sysctrl.c b/arch/mips/lantiq/xway/sysctrl.c index fe25c99089b7..b4323b2214e2 100644 --- a/arch/mips/lantiq/xway/sysctrl.c +++ b/arch/mips/lantiq/xway/sysctrl.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2011-2012 John Crispin <john@phrozen.org> * Copyright (C) 2013-2015 Lantiq Beteiligungs-GmbH & Co.KG diff --git a/arch/mips/lantiq/xway/vmmc.c b/arch/mips/lantiq/xway/vmmc.c index 3deab9a77718..7a14da8d9d15 100644 --- a/arch/mips/lantiq/xway/vmmc.c +++ b/arch/mips/lantiq/xway/vmmc.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2012 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/lib/iomap_copy.c b/arch/mips/lib/iomap_copy.c index 368bb38267c5..157500a09a48 100644 --- a/arch/mips/lib/iomap_copy.c +++ b/arch/mips/lib/iomap_copy.c @@ -1,17 +1,4 @@ -/* - * This file is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. - */ +// SPDX-License-Identifier: GPL-2.0-only #include <linux/export.h> #include <linux/io.h> diff --git a/arch/mips/math-emu/dp_2008class.c b/arch/mips/math-emu/dp_2008class.c index 9dc39fc4835e..81a0a63b12ed 100644 --- a/arch/mips/math-emu/dp_2008class.c +++ b/arch/mips/math-emu/dp_2008class.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IEEE754 floating point arithmetic * double precision: CLASS.f @@ -6,10 +7,6 @@ * MIPS floating point support * Copyright (C) 2015 Imagination Technologies, Ltd. * Author: Markos Chandras <markos.chandras@imgtec.com> - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; version 2 of the License. */ #include "ieee754dp.h" diff --git a/arch/mips/math-emu/dp_fmax.c b/arch/mips/math-emu/dp_fmax.c index d1f984b40344..3eda9ff7b491 100644 --- a/arch/mips/math-emu/dp_fmax.c +++ b/arch/mips/math-emu/dp_fmax.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IEEE754 floating point arithmetic * double precision: MIN{,A}.f @@ -10,10 +11,6 @@ * MIPS floating point support * Copyright (C) 2015 Imagination Technologies, Ltd. * Author: Markos Chandras <markos.chandras@imgtec.com> - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; version 2 of the License. */ #include "ieee754dp.h" diff --git a/arch/mips/math-emu/dp_fmin.c b/arch/mips/math-emu/dp_fmin.c index f98b96135c8d..b3594a1704a7 100644 --- a/arch/mips/math-emu/dp_fmin.c +++ b/arch/mips/math-emu/dp_fmin.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IEEE754 floating point arithmetic * double precision: MIN{,A}.f @@ -10,10 +11,6 @@ * MIPS floating point support * Copyright (C) 2015 Imagination Technologies, Ltd. * Author: Markos Chandras <markos.chandras@imgtec.com> - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; version 2 of the License. */ #include "ieee754dp.h" diff --git a/arch/mips/math-emu/dp_maddf.c b/arch/mips/math-emu/dp_maddf.c index 7ea2f8222026..3da0ce44cdef 100644 --- a/arch/mips/math-emu/dp_maddf.c +++ b/arch/mips/math-emu/dp_maddf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IEEE754 floating point arithmetic * double precision: MADDF.f (Fused Multiply Add) @@ -6,10 +7,6 @@ * MIPS floating point support * Copyright (C) 2015 Imagination Technologies, Ltd. * Author: Markos Chandras <markos.chandras@imgtec.com> - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; version 2 of the License. */ #include "ieee754dp.h" diff --git a/arch/mips/math-emu/sp_2008class.c b/arch/mips/math-emu/sp_2008class.c index ff62606a1465..b9adab6c2f91 100644 --- a/arch/mips/math-emu/sp_2008class.c +++ b/arch/mips/math-emu/sp_2008class.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IEEE754 floating point arithmetic * single precision: CLASS.f @@ -6,10 +7,6 @@ * MIPS floating point support * Copyright (C) 2015 Imagination Technologies, Ltd. * Author: Markos Chandras <markos.chandras@imgtec.com> - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; version 2 of the License. */ #include "ieee754sp.h" diff --git a/arch/mips/math-emu/sp_fmax.c b/arch/mips/math-emu/sp_fmax.c index 22019ed691df..4ce1d1f8b499 100644 --- a/arch/mips/math-emu/sp_fmax.c +++ b/arch/mips/math-emu/sp_fmax.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IEEE754 floating point arithmetic * single precision: MAX{,A}.f @@ -10,10 +11,6 @@ * MIPS floating point support * Copyright (C) 2015 Imagination Technologies, Ltd. * Author: Markos Chandras <markos.chandras@imgtec.com> - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; version 2 of the License. */ #include "ieee754sp.h" diff --git a/arch/mips/math-emu/sp_fmin.c b/arch/mips/math-emu/sp_fmin.c index feaec3985cca..7ad867fd7de2 100644 --- a/arch/mips/math-emu/sp_fmin.c +++ b/arch/mips/math-emu/sp_fmin.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IEEE754 floating point arithmetic * single precision: MIN{,A}.f @@ -10,10 +11,6 @@ * MIPS floating point support * Copyright (C) 2015 Imagination Technologies, Ltd. * Author: Markos Chandras <markos.chandras@imgtec.com> - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; version 2 of the License. */ #include "ieee754sp.h" diff --git a/arch/mips/math-emu/sp_maddf.c b/arch/mips/math-emu/sp_maddf.c index 07ba675401e2..d638354add6d 100644 --- a/arch/mips/math-emu/sp_maddf.c +++ b/arch/mips/math-emu/sp_maddf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IEEE754 floating point arithmetic * single precision: MADDF.f (Fused Multiply Add) @@ -6,10 +7,6 @@ * MIPS floating point support * Copyright (C) 2015 Imagination Technologies, Ltd. * Author: Markos Chandras <markos.chandras@imgtec.com> - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; version 2 of the License. */ #include "ieee754sp.h" diff --git a/arch/mips/mm/mmap.c b/arch/mips/mm/mmap.c index 50ee7213b432..d79f2b432318 100644 --- a/arch/mips/mm/mmap.c +++ b/arch/mips/mm/mmap.c @@ -203,7 +203,7 @@ unsigned long arch_randomize_brk(struct mm_struct *mm) bool __virt_addr_valid(const volatile void *kaddr) { - unsigned long vaddr = (unsigned long)vaddr; + unsigned long vaddr = (unsigned long)kaddr; if ((vaddr < PAGE_OFFSET) || (vaddr >= MAP_BASE)) return false; diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 65b6e85447b1..144ceb0fba88 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -391,6 +391,7 @@ static struct work_registers build_get_work_registers(u32 **p) static void build_restore_work_registers(u32 **p) { if (scratch_reg >= 0) { + uasm_i_ehb(p); UASM_i_MFC0(p, 1, c0_kscratch(), scratch_reg); return; } @@ -668,10 +669,12 @@ static void build_restore_pagemask(u32 **p, struct uasm_reloc **r, uasm_i_mtc0(p, 0, C0_PAGEMASK); uasm_il_b(p, r, lid); } - if (scratch_reg >= 0) + if (scratch_reg >= 0) { + uasm_i_ehb(p); UASM_i_MFC0(p, 1, c0_kscratch(), scratch_reg); - else + } else { UASM_i_LW(p, 1, scratchpad_offset(0), 0); + } } else { /* Reset default page size */ if (PM_DEFAULT_MASK >> 16) { @@ -938,10 +941,12 @@ build_get_pgd_vmalloc64(u32 **p, struct uasm_label **l, struct uasm_reloc **r, uasm_i_jr(p, ptr); if (mode == refill_scratch) { - if (scratch_reg >= 0) + if (scratch_reg >= 0) { + uasm_i_ehb(p); UASM_i_MFC0(p, 1, c0_kscratch(), scratch_reg); - else + } else { UASM_i_LW(p, 1, scratchpad_offset(0), 0); + } } else { uasm_i_nop(p); } @@ -1258,6 +1263,7 @@ build_fast_tlb_refill_handler (u32 **p, struct uasm_label **l, UASM_i_MTC0(p, odd, C0_ENTRYLO1); /* load it */ if (c0_scratch_reg >= 0) { + uasm_i_ehb(p); UASM_i_MFC0(p, scratch, c0_kscratch(), c0_scratch_reg); build_tlb_write_entry(p, l, r, tlb_random); uasm_l_leave(l, *p); @@ -1603,15 +1609,17 @@ static void build_setup_pgd(void) uasm_i_dinsm(&p, a0, 0, 29, 64 - 29); uasm_l_tlbl_goaround1(&l, p); UASM_i_SLL(&p, a0, a0, 11); - uasm_i_jr(&p, 31); UASM_i_MTC0(&p, a0, C0_CONTEXT); + uasm_i_jr(&p, 31); + uasm_i_ehb(&p); } else { /* PGD in c0_KScratch */ - uasm_i_jr(&p, 31); if (cpu_has_ldpte) UASM_i_MTC0(&p, a0, C0_PWBASE); else UASM_i_MTC0(&p, a0, c0_kscratch(), pgd_reg); + uasm_i_jr(&p, 31); + uasm_i_ehb(&p); } #else #ifdef CONFIG_SMP @@ -1625,13 +1633,16 @@ static void build_setup_pgd(void) UASM_i_LA_mostly(&p, a2, pgdc); UASM_i_SW(&p, a0, uasm_rel_lo(pgdc), a2); #endif /* SMP */ - uasm_i_jr(&p, 31); /* if pgd_reg is allocated, save PGD also to scratch register */ - if (pgd_reg != -1) + if (pgd_reg != -1) { UASM_i_MTC0(&p, a0, c0_kscratch(), pgd_reg); - else + uasm_i_jr(&p, 31); + uasm_i_ehb(&p); + } else { + uasm_i_jr(&p, 31); uasm_i_nop(&p); + } #endif if (p >= (u32 *)tlbmiss_handler_setup_pgd_end) panic("tlbmiss_handler_setup_pgd space exceeded"); diff --git a/arch/mips/pci/fixup-ath79.c b/arch/mips/pci/fixup-ath79.c index 9e651a4af05e..09a4ce53424f 100644 --- a/arch/mips/pci/fixup-ath79.c +++ b/arch/mips/pci/fixup-ath79.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2018 John Crispin <john@phrozen.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/pci.h> diff --git a/arch/mips/pci/fixup-lantiq.c b/arch/mips/pci/fixup-lantiq.c index 81530a13b349..105569c1b712 100644 --- a/arch/mips/pci/fixup-lantiq.c +++ b/arch/mips/pci/fixup-lantiq.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2012 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/pci/ops-lantiq.c b/arch/mips/pci/ops-lantiq.c index f51e10899cc2..7d71355394a6 100644 --- a/arch/mips/pci/ops-lantiq.c +++ b/arch/mips/pci/ops-lantiq.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/pci/pci-ar71xx.c b/arch/mips/pci/pci-ar71xx.c index bdf87b43633f..a9f8e7c881bd 100644 --- a/arch/mips/pci/pci-ar71xx.c +++ b/arch/mips/pci/pci-ar71xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Atheros AR71xx PCI host controller driver * @@ -5,10 +6,6 @@ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> * * Parts of this file are based on Atheros' 2.6.15 BSP - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/resource.h> diff --git a/arch/mips/pci/pci-ar724x.c b/arch/mips/pci/pci-ar724x.c index 64b58cc48a91..869d5c9a2f8d 100644 --- a/arch/mips/pci/pci-ar724x.c +++ b/arch/mips/pci/pci-ar724x.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Atheros AR724X PCI host controller driver * * Copyright (C) 2011 René Bolldorf <xsecute@googlemail.com> * Copyright (C) 2009-2011 Gabor Juhos <juhosg@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/irq.h> diff --git a/arch/mips/pci/pci-lantiq.c b/arch/mips/pci/pci-lantiq.c index f18f887f481d..1ca42f482130 100644 --- a/arch/mips/pci/pci-lantiq.c +++ b/arch/mips/pci/pci-lantiq.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/pci/pci-lantiq.h b/arch/mips/pci/pci-lantiq.h index 0cc71253a497..fdbb0e89bfbf 100644 --- a/arch/mips/pci/pci-lantiq.h +++ b/arch/mips/pci/pci-lantiq.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2010 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/pci/pci-mt7620.c b/arch/mips/pci/pci-mt7620.c index f6b77788124a..d36061603752 100644 --- a/arch/mips/pci/pci-mt7620.c +++ b/arch/mips/pci/pci-mt7620.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Ralink MT7620A SoC PCI support * * Copyright (C) 2007-2013 Bruce Chang (Mediatek) * Copyright (C) 2013-2016 John Crispin <john@phrozen.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/types.h> diff --git a/arch/mips/pci/pci-rt2880.c b/arch/mips/pci/pci-rt2880.c index f376a1df326a..c9f4d4ba058a 100644 --- a/arch/mips/pci/pci-rt2880.c +++ b/arch/mips/pci/pci-rt2880.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Ralink RT288x SoC PCI register definitions * @@ -5,10 +6,6 @@ * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org> * * Parts of this file are based on Ralink's 2.6.21 BSP - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/delay.h> diff --git a/arch/mips/pci/pci-rt3883.c b/arch/mips/pci/pci-rt3883.c index bafbf69e7dc4..0ac6346026d0 100644 --- a/arch/mips/pci/pci-rt3883.c +++ b/arch/mips/pci/pci-rt3883.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Ralink RT3662/RT3883 SoC PCI support * * Copyright (C) 2011-2013 Gabor Juhos <juhosg@openwrt.org> * * Parts of this file are based on Ralink's 2.6.21 BSP - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/types.h> diff --git a/arch/mips/ralink/Makefile b/arch/mips/ralink/Makefile index fe3471533820..26fabbdea1f1 100644 --- a/arch/mips/ralink/Makefile +++ b/arch/mips/ralink/Makefile @@ -1,6 +1,4 @@ -# This program is free software; you can redistribute it and/or modify it -# under the terms of the GNU General Public License version 2 as published -# by the Free Software Foundation.# +# SPDX-License-Identifier: GPL-2.0-only # Makefile for the Ralink common stuff # # Copyright (C) 2009-2011 Gabor Juhos <juhosg@openwrt.org> diff --git a/arch/mips/ralink/bootrom.c b/arch/mips/ralink/bootrom.c index 648f5eb2ba68..88bcce59beeb 100644 --- a/arch/mips/ralink/bootrom.c +++ b/arch/mips/ralink/bootrom.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2013 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/ralink/clk.c b/arch/mips/ralink/clk.c index 1b7df115eb60..2f9d5acb38ea 100644 --- a/arch/mips/ralink/clk.c +++ b/arch/mips/ralink/clk.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org> * Copyright (C) 2013 John Crispin <john@phrozen.org> diff --git a/arch/mips/ralink/common.h b/arch/mips/ralink/common.h index b8245d0940d6..4bc65b7a3241 100644 --- a/arch/mips/ralink/common.h +++ b/arch/mips/ralink/common.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2013 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/ralink/early_printk.c b/arch/mips/ralink/early_printk.c index ecd30ddfb3db..eb4fac25eaf6 100644 --- a/arch/mips/ralink/early_printk.c +++ b/arch/mips/ralink/early_printk.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org> */ diff --git a/arch/mips/ralink/ill_acc.c b/arch/mips/ralink/ill_acc.c index fc056f2acfeb..0ddeb31afa93 100644 --- a/arch/mips/ralink/ill_acc.c +++ b/arch/mips/ralink/ill_acc.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2013 John Crispin <john@phrozen.org> */ diff --git a/arch/mips/ralink/irq-gic.c b/arch/mips/ralink/irq-gic.c index bda576f2cad8..3bab51a5fb4c 100644 --- a/arch/mips/ralink/irq-gic.c +++ b/arch/mips/ralink/irq-gic.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2015 Nikolay Martynov <mar.kolya@gmail.com> * Copyright (C) 2015 John Crispin <john@phrozen.org> diff --git a/arch/mips/ralink/irq.c b/arch/mips/ralink/irq.c index 9b478c95aaf5..c945d76cfce5 100644 --- a/arch/mips/ralink/irq.c +++ b/arch/mips/ralink/irq.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org> * Copyright (C) 2013 John Crispin <john@phrozen.org> diff --git a/arch/mips/ralink/mt7620.c b/arch/mips/ralink/mt7620.c index c1ce6f43642b..fcf010038054 100644 --- a/arch/mips/ralink/mt7620.c +++ b/arch/mips/ralink/mt7620.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Parts of this file are based on Ralink's 2.6.21 BSP * diff --git a/arch/mips/ralink/mt7621.c b/arch/mips/ralink/mt7621.c index d2718de60b9b..9415be0d57b8 100644 --- a/arch/mips/ralink/mt7621.c +++ b/arch/mips/ralink/mt7621.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2015 Nikolay Martynov <mar.kolya@gmail.com> * Copyright (C) 2015 John Crispin <john@phrozen.org> diff --git a/arch/mips/ralink/of.c b/arch/mips/ralink/of.c index d544e7b07f7a..59b23095bfbb 100644 --- a/arch/mips/ralink/of.c +++ b/arch/mips/ralink/of.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org> diff --git a/arch/mips/ralink/prom.c b/arch/mips/ralink/prom.c index 23198c9050e5..02e7878dc427 100644 --- a/arch/mips/ralink/prom.c +++ b/arch/mips/ralink/prom.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org> * Copyright (C) 2010 Joonas Lahtinen <joonas.lahtinen@gmail.com> diff --git a/arch/mips/ralink/reset.c b/arch/mips/ralink/reset.c index e9531fea23a2..8126f1260407 100644 --- a/arch/mips/ralink/reset.c +++ b/arch/mips/ralink/reset.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org> * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> diff --git a/arch/mips/ralink/rt288x.c b/arch/mips/ralink/rt288x.c index 60e44cc8d2c9..3f096897858c 100644 --- a/arch/mips/ralink/rt288x.c +++ b/arch/mips/ralink/rt288x.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Parts of this file are based on Ralink's 2.6.21 BSP * diff --git a/arch/mips/ralink/rt305x.c b/arch/mips/ralink/rt305x.c index 0f2264e0cf76..496f966c05f9 100644 --- a/arch/mips/ralink/rt305x.c +++ b/arch/mips/ralink/rt305x.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Parts of this file are based on Ralink's 2.6.21 BSP * diff --git a/arch/mips/ralink/rt3883.c b/arch/mips/ralink/rt3883.c index 48ce701557a4..8f3fe3106708 100644 --- a/arch/mips/ralink/rt3883.c +++ b/arch/mips/ralink/rt3883.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Parts of this file are based on Ralink's 2.6.21 BSP * diff --git a/arch/mips/ralink/timer-gic.c b/arch/mips/ralink/timer-gic.c index b5f07d21fcf2..944fbe0fc741 100644 --- a/arch/mips/ralink/timer-gic.c +++ b/arch/mips/ralink/timer-gic.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2015 Nikolay Martynov <mar.kolya@gmail.com> * Copyright (C) 2015 John Crispin <john@phrozen.org> diff --git a/arch/mips/ralink/timer.c b/arch/mips/ralink/timer.c index 4f46a4509f79..0ad8ff2e4f6e 100644 --- a/arch/mips/ralink/timer.c +++ b/arch/mips/ralink/timer.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Ralink RT2880 timer * Author: John Crispin * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * * Copyright (C) 2013 John Crispin <john@phrozen.org> */ diff --git a/arch/nios2/include/asm/timex.h b/arch/nios2/include/asm/timex.h index 2f2abb28ec2f..a769f871b28d 100644 --- a/arch/nios2/include/asm/timex.h +++ b/arch/nios2/include/asm/timex.h @@ -1,17 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* Copyright Altera Corporation (C) 2014. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * */ #ifndef _ASM_NIOS2_TIMEX_H diff --git a/arch/nios2/lib/delay.c b/arch/nios2/lib/delay.c index 088119cd0cc5..f1e39c7f7439 100644 --- a/arch/nios2/lib/delay.c +++ b/arch/nios2/lib/delay.c @@ -1,17 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright Altera Corporation (C) 2014. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * */ #include <linux/module.h> diff --git a/arch/openrisc/lib/delay.c b/arch/openrisc/lib/delay.c index a92bd621aa1f..036ae57180ef 100644 --- a/arch/openrisc/lib/delay.c +++ b/arch/openrisc/lib/delay.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OpenRISC Linux * @@ -8,10 +9,6 @@ * Modifications for the OpenRISC architecture: * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation - * * Precise Delay Loops */ diff --git a/arch/parisc/include/asm/dwarf.h b/arch/parisc/include/asm/dwarf.h index 8fe7d6b2cc42..f4512db86a19 100644 --- a/arch/parisc/include/asm/dwarf.h +++ b/arch/parisc/include/asm/dwarf.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2016 Helge Deller <deller@gmx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_PARISC_DWARF_H diff --git a/arch/parisc/kernel/module.c b/arch/parisc/kernel/module.c index f241ded9239b..1f0f29a289d3 100644 --- a/arch/parisc/kernel/module.c +++ b/arch/parisc/kernel/module.c @@ -786,6 +786,10 @@ int apply_relocate_add(Elf_Shdr *sechdrs, /* 32-bit PC relative address */ *loc = val - dot - 8 + addend; break; + case R_PARISC_PCREL64: + /* 64-bit PC relative address */ + *loc64 = val - dot - 8 + addend; + break; case R_PARISC_DIR64: /* 64-bit effective address */ *loc64 = val + addend; diff --git a/arch/powerpc/boot/cuboot-52xx.c b/arch/powerpc/boot/cuboot-52xx.c index 4c42ec8687be..b332056f2420 100644 --- a/arch/powerpc/boot/cuboot-52xx.c +++ b/arch/powerpc/boot/cuboot-52xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for MPC5200 * @@ -5,10 +6,6 @@ * * Copyright (c) 2007 Secret Lab Technologies Ltd. * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-824x.c b/arch/powerpc/boot/cuboot-824x.c index ced90c53de48..15818cb97c44 100644 --- a/arch/powerpc/boot/cuboot-824x.c +++ b/arch/powerpc/boot/cuboot-824x.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for 824x * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-83xx.c b/arch/powerpc/boot/cuboot-83xx.c index 61af1c1e8255..4063c6263c31 100644 --- a/arch/powerpc/boot/cuboot-83xx.c +++ b/arch/powerpc/boot/cuboot-83xx.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for 83xx * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-85xx-cpm2.c b/arch/powerpc/boot/cuboot-85xx-cpm2.c index 723872ddd447..ac5115beb348 100644 --- a/arch/powerpc/boot/cuboot-85xx-cpm2.c +++ b/arch/powerpc/boot/cuboot-85xx-cpm2.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for 85xx * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-85xx.c b/arch/powerpc/boot/cuboot-85xx.c index 277ba4a79b5a..1466cc63d623 100644 --- a/arch/powerpc/boot/cuboot-85xx.c +++ b/arch/powerpc/boot/cuboot-85xx.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for 85xx * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-8xx.c b/arch/powerpc/boot/cuboot-8xx.c index c202c8868bd6..e4499fba5d2b 100644 --- a/arch/powerpc/boot/cuboot-8xx.c +++ b/arch/powerpc/boot/cuboot-8xx.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for 8xx * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-acadia.c b/arch/powerpc/boot/cuboot-acadia.c index 0634aba6348a..46e96756cfe1 100644 --- a/arch/powerpc/boot/cuboot-acadia.c +++ b/arch/powerpc/boot/cuboot-acadia.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for Acadia * * Author: Josh Boyer <jwboyer@linux.vnet.ibm.com> * * Copyright 2008 IBM Corporation - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-amigaone.c b/arch/powerpc/boot/cuboot-amigaone.c index d5029674030b..f3b6d6236ca7 100644 --- a/arch/powerpc/boot/cuboot-amigaone.c +++ b/arch/powerpc/boot/cuboot-amigaone.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for AmigaOne * @@ -5,10 +6,6 @@ * * Based on cuboot-83xx.c * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-bamboo.c b/arch/powerpc/boot/cuboot-bamboo.c index b5c30f766c40..a5dcf3091d45 100644 --- a/arch/powerpc/boot/cuboot-bamboo.c +++ b/arch/powerpc/boot/cuboot-bamboo.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for Bamboo * @@ -6,10 +7,6 @@ * Copyright 2007 IBM Corporation * * Based on cuboot-ebony.c - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-ebony.c b/arch/powerpc/boot/cuboot-ebony.c index 56564ba37f62..3e602ee0e183 100644 --- a/arch/powerpc/boot/cuboot-ebony.c +++ b/arch/powerpc/boot/cuboot-ebony.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for Ebony * @@ -6,10 +7,6 @@ * Copyright 2007 David Gibson, IBM Corporatio. * Based on cuboot-83xx.c, which is: * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-hotfoot.c b/arch/powerpc/boot/cuboot-hotfoot.c index 8f697b958e45..888a6b9bfead 100644 --- a/arch/powerpc/boot/cuboot-hotfoot.c +++ b/arch/powerpc/boot/cuboot-hotfoot.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for Esteem 195E Hotfoot CPU Board * * Author: Solomon Peachy <solomon@linux-wlan.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-katmai.c b/arch/powerpc/boot/cuboot-katmai.c index 5434d70b5660..034a748fde24 100644 --- a/arch/powerpc/boot/cuboot-katmai.c +++ b/arch/powerpc/boot/cuboot-katmai.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for Katmai * @@ -8,10 +9,6 @@ * Copyright 2007 David Gibson, IBM Corporation. * Based on cuboot-83xx.c, which is: * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-kilauea.c b/arch/powerpc/boot/cuboot-kilauea.c index 80cdad6bbc3f..fda182f518a2 100644 --- a/arch/powerpc/boot/cuboot-kilauea.c +++ b/arch/powerpc/boot/cuboot-kilauea.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for PPC405EX. This image is already included * a dtb. @@ -5,10 +6,6 @@ * Author: Tiejun Chen <tiejun.chen@windriver.com> * * Copyright (C) 2009 Wind River Systems, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-pq2.c b/arch/powerpc/boot/cuboot-pq2.c index 9c7d13428293..d32765c03edd 100644 --- a/arch/powerpc/boot/cuboot-pq2.c +++ b/arch/powerpc/boot/cuboot-pq2.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for PowerQUICC II * (a.k.a. 82xx with CPM, not the 8240 family of chips) @@ -5,10 +6,6 @@ * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-sam440ep.c b/arch/powerpc/boot/cuboot-sam440ep.c index ec10a47460dd..d875119e3c4a 100644 --- a/arch/powerpc/boot/cuboot-sam440ep.c +++ b/arch/powerpc/boot/cuboot-sam440ep.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for Sam440ep based off bamboo.c code * original copyrights below @@ -10,10 +11,6 @@ * * Modified from cuboot-bamboo.c for sam440ep: * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-taishan.c b/arch/powerpc/boot/cuboot-taishan.c index 9bc906a754dd..3d40670b248b 100644 --- a/arch/powerpc/boot/cuboot-taishan.c +++ b/arch/powerpc/boot/cuboot-taishan.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for Taishan * @@ -8,10 +9,6 @@ * Copyright 2007 David Gibson, IBM Corporation. * Based on cuboot-83xx.c, which is: * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-warp.c b/arch/powerpc/boot/cuboot-warp.c index 806df693fea6..1ec0fa28480b 100644 --- a/arch/powerpc/boot/cuboot-warp.c +++ b/arch/powerpc/boot/cuboot-warp.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008 PIKA Technologies * Sean MacLennan <smaclennan@pikatech.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot-yosemite.c b/arch/powerpc/boot/cuboot-yosemite.c index cc6e338c5d0d..ce3fdb73798e 100644 --- a/arch/powerpc/boot/cuboot-yosemite.c +++ b/arch/powerpc/boot/cuboot-yosemite.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for Yosemite * * Author: Josh Boyer <jwboyer@linux.vnet.ibm.com> * * Copyright 2008 IBM Corporation - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/cuboot.c b/arch/powerpc/boot/cuboot.c index 7768b2306b7a..7f186658ff06 100644 --- a/arch/powerpc/boot/cuboot.c +++ b/arch/powerpc/boot/cuboot.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Compatibility for old (not device tree aware) U-Boot versions * @@ -6,10 +7,6 @@ * * Copyright 2007 David Gibson, IBM Corporation. * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/dts/mpc8610_hpcd.dts b/arch/powerpc/boot/dts/mpc8610_hpcd.dts index 6a109a0ceac9..1a8321ac105a 100644 --- a/arch/powerpc/boot/dts/mpc8610_hpcd.dts +++ b/arch/powerpc/boot/dts/mpc8610_hpcd.dts @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MPC8610 HPCD Device Tree Source * * Copyright 2007-2008 Freescale Semiconductor Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License Version 2 as published - * by the Free Software Foundation. */ /dts-v1/; diff --git a/arch/powerpc/boot/ep405.c b/arch/powerpc/boot/ep405.c index 2d08a862cbea..f9ad1e6a844e 100644 --- a/arch/powerpc/boot/ep405.c +++ b/arch/powerpc/boot/ep405.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Embedded Planet EP405 with PlanetCore firmware * @@ -8,10 +9,6 @@ * Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/ep8248e.c b/arch/powerpc/boot/ep8248e.c index f57d14d0272b..2ab9e0d8ca80 100644 --- a/arch/powerpc/boot/ep8248e.c +++ b/arch/powerpc/boot/ep8248e.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Embedded Planet EP8248E with PlanetCore firmware * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/ep88xc.c b/arch/powerpc/boot/ep88xc.c index a400f5407155..1c277a13b368 100644 --- a/arch/powerpc/boot/ep88xc.c +++ b/arch/powerpc/boot/ep88xc.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Embedded Planet EP88xC with PlanetCore firmware * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/epapr.c b/arch/powerpc/boot/epapr.c index 02e91aa2194a..7c5b26ade6c4 100644 --- a/arch/powerpc/boot/epapr.c +++ b/arch/powerpc/boot/epapr.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Bootwrapper for ePAPR compliant firmwares * @@ -8,10 +9,6 @@ * and * Scott Wood <scottwood@freescale.com> * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/fsl-soc.c b/arch/powerpc/boot/fsl-soc.c index b835ed69e1a1..01bad8ea62ee 100644 --- a/arch/powerpc/boot/fsl-soc.c +++ b/arch/powerpc/boot/fsl-soc.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Freescale SOC support functions * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/holly.c b/arch/powerpc/boot/holly.c index 58013b923178..557c7a0ece08 100644 --- a/arch/powerpc/boot/holly.c +++ b/arch/powerpc/boot/holly.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2007 IBM Corporation * @@ -6,10 +7,6 @@ * * Based on earlier code: * Copyright (C) Paul Mackerras 1997. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <stdarg.h> #include <stddef.h> diff --git a/arch/powerpc/boot/mpc8xx.c b/arch/powerpc/boot/mpc8xx.c index c9bd9285c548..e19ef64df4f1 100644 --- a/arch/powerpc/boot/mpc8xx.c +++ b/arch/powerpc/boot/mpc8xx.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MPC8xx support functions * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/mvme5100.c b/arch/powerpc/boot/mvme5100.c index cb865f83c60b..51453d0ec995 100644 --- a/arch/powerpc/boot/mvme5100.c +++ b/arch/powerpc/boot/mvme5100.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Motorola/Emerson MVME5100 with PPCBug firmware. * * Author: Stephen Chivers <schivers@csc.com> * * Copyright 2013 CSC Australia Pty. Ltd. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * */ #include "types.h" #include "ops.h" diff --git a/arch/powerpc/boot/planetcore.c b/arch/powerpc/boot/planetcore.c index 75117e63e6db..d5f391e342be 100644 --- a/arch/powerpc/boot/planetcore.c +++ b/arch/powerpc/boot/planetcore.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PlanetCore configuration data support functions * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "stdio.h" diff --git a/arch/powerpc/boot/pq2.c b/arch/powerpc/boot/pq2.c index f6d118558f1d..de27f1c0721f 100644 --- a/arch/powerpc/boot/pq2.c +++ b/arch/powerpc/boot/pq2.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PowerQUICC II support functions * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/redboot-83xx.c b/arch/powerpc/boot/redboot-83xx.c index 79aa9e151fa7..b610e78b43b6 100644 --- a/arch/powerpc/boot/redboot-83xx.c +++ b/arch/powerpc/boot/redboot-83xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * RedBoot firmware support * @@ -5,10 +6,6 @@ * * Copyright (c) 2007 Freescale Semiconductor, Inc. * Copyright (c) 2008 Codehermit - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/redboot-8xx.c b/arch/powerpc/boot/redboot-8xx.c index f7945adc8004..d7006eeaf5ea 100644 --- a/arch/powerpc/boot/redboot-8xx.c +++ b/arch/powerpc/boot/redboot-8xx.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * RedBoot firmware support * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/simpleboot.c b/arch/powerpc/boot/simpleboot.c index 9f8c678f0d9a..c80691d83880 100644 --- a/arch/powerpc/boot/simpleboot.c +++ b/arch/powerpc/boot/simpleboot.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * The simple platform -- for booting when firmware doesn't supply a device * tree or any platform configuration information. @@ -9,10 +10,6 @@ * * Copyright (c) 2007 Freescale Semiconductor, Inc. * Copyright (c) 2008 Secret Lab Technologies Ltd. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/stdlib.c b/arch/powerpc/boot/stdlib.c index e00d58c29eea..868b019d6384 100644 --- a/arch/powerpc/boot/stdlib.c +++ b/arch/powerpc/boot/stdlib.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * stdlib functions * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "stdlib.h" diff --git a/arch/powerpc/boot/treeboot-ebony.c b/arch/powerpc/boot/treeboot-ebony.c index 21cc4834a384..332e28659134 100644 --- a/arch/powerpc/boot/treeboot-ebony.c +++ b/arch/powerpc/boot/treeboot-ebony.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for Ebony * @@ -6,10 +7,6 @@ * Copyright 2007 David Gibson, IBM Corporatio. * Based on cuboot-83xx.c, which is: * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/treeboot-walnut.c b/arch/powerpc/boot/treeboot-walnut.c index 097974e59fac..623f58e7f7c9 100644 --- a/arch/powerpc/boot/treeboot-walnut.c +++ b/arch/powerpc/boot/treeboot-walnut.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Old U-boot compatibility for Walnut * @@ -6,10 +7,6 @@ * Copyright 2007 IBM Corporation * Based on cuboot-83xx.c, which is: * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/boot/virtex.c b/arch/powerpc/boot/virtex.c index f622805f8000..f731cbb4bff0 100644 --- a/arch/powerpc/boot/virtex.c +++ b/arch/powerpc/boot/virtex.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * The platform specific code for virtex devices since a boot loader is not * always used. * * (C) Copyright 2008 Xilinx, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include "ops.h" diff --git a/arch/powerpc/crypto/crc-vpmsum_test.c b/arch/powerpc/crypto/crc-vpmsum_test.c index 98ea4f4d3dde..47985219a68f 100644 --- a/arch/powerpc/crypto/crc-vpmsum_test.c +++ b/arch/powerpc/crypto/crc-vpmsum_test.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * CRC vpmsum tester * Copyright 2017 Daniel Axtens, IBM Corporation. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/crc-t10dif.h> diff --git a/arch/powerpc/include/asm/atomic.h b/arch/powerpc/include/asm/atomic.h index 52eafaf74054..31c231ea56b7 100644 --- a/arch/powerpc/include/asm/atomic.h +++ b/arch/powerpc/include/asm/atomic.h @@ -297,24 +297,24 @@ static __inline__ int atomic_dec_if_positive(atomic_t *v) #define ATOMIC64_INIT(i) { (i) } -static __inline__ long atomic64_read(const atomic64_t *v) +static __inline__ s64 atomic64_read(const atomic64_t *v) { - long t; + s64 t; __asm__ __volatile__("ld%U1%X1 %0,%1" : "=r"(t) : "m"(v->counter)); return t; } -static __inline__ void atomic64_set(atomic64_t *v, long i) +static __inline__ void atomic64_set(atomic64_t *v, s64 i) { __asm__ __volatile__("std%U0%X0 %1,%0" : "=m"(v->counter) : "r"(i)); } #define ATOMIC64_OP(op, asm_op) \ -static __inline__ void atomic64_##op(long a, atomic64_t *v) \ +static __inline__ void atomic64_##op(s64 a, atomic64_t *v) \ { \ - long t; \ + s64 t; \ \ __asm__ __volatile__( \ "1: ldarx %0,0,%3 # atomic64_" #op "\n" \ @@ -327,10 +327,10 @@ static __inline__ void atomic64_##op(long a, atomic64_t *v) \ } #define ATOMIC64_OP_RETURN_RELAXED(op, asm_op) \ -static inline long \ -atomic64_##op##_return_relaxed(long a, atomic64_t *v) \ +static inline s64 \ +atomic64_##op##_return_relaxed(s64 a, atomic64_t *v) \ { \ - long t; \ + s64 t; \ \ __asm__ __volatile__( \ "1: ldarx %0,0,%3 # atomic64_" #op "_return_relaxed\n" \ @@ -345,10 +345,10 @@ atomic64_##op##_return_relaxed(long a, atomic64_t *v) \ } #define ATOMIC64_FETCH_OP_RELAXED(op, asm_op) \ -static inline long \ -atomic64_fetch_##op##_relaxed(long a, atomic64_t *v) \ +static inline s64 \ +atomic64_fetch_##op##_relaxed(s64 a, atomic64_t *v) \ { \ - long res, t; \ + s64 res, t; \ \ __asm__ __volatile__( \ "1: ldarx %0,0,%4 # atomic64_fetch_" #op "_relaxed\n" \ @@ -396,7 +396,7 @@ ATOMIC64_OPS(xor, xor) static __inline__ void atomic64_inc(atomic64_t *v) { - long t; + s64 t; __asm__ __volatile__( "1: ldarx %0,0,%2 # atomic64_inc\n\ @@ -409,9 +409,9 @@ static __inline__ void atomic64_inc(atomic64_t *v) } #define atomic64_inc atomic64_inc -static __inline__ long atomic64_inc_return_relaxed(atomic64_t *v) +static __inline__ s64 atomic64_inc_return_relaxed(atomic64_t *v) { - long t; + s64 t; __asm__ __volatile__( "1: ldarx %0,0,%2 # atomic64_inc_return_relaxed\n" @@ -427,7 +427,7 @@ static __inline__ long atomic64_inc_return_relaxed(atomic64_t *v) static __inline__ void atomic64_dec(atomic64_t *v) { - long t; + s64 t; __asm__ __volatile__( "1: ldarx %0,0,%2 # atomic64_dec\n\ @@ -440,9 +440,9 @@ static __inline__ void atomic64_dec(atomic64_t *v) } #define atomic64_dec atomic64_dec -static __inline__ long atomic64_dec_return_relaxed(atomic64_t *v) +static __inline__ s64 atomic64_dec_return_relaxed(atomic64_t *v) { - long t; + s64 t; __asm__ __volatile__( "1: ldarx %0,0,%2 # atomic64_dec_return_relaxed\n" @@ -463,9 +463,9 @@ static __inline__ long atomic64_dec_return_relaxed(atomic64_t *v) * Atomically test *v and decrement if it is greater than 0. * The function returns the old value of *v minus 1. */ -static __inline__ long atomic64_dec_if_positive(atomic64_t *v) +static __inline__ s64 atomic64_dec_if_positive(atomic64_t *v) { - long t; + s64 t; __asm__ __volatile__( PPC_ATOMIC_ENTRY_BARRIER @@ -502,9 +502,9 @@ static __inline__ long atomic64_dec_if_positive(atomic64_t *v) * Atomically adds @a to @v, so long as it was not @u. * Returns the old value of @v. */ -static __inline__ long atomic64_fetch_add_unless(atomic64_t *v, long a, long u) +static __inline__ s64 atomic64_fetch_add_unless(atomic64_t *v, s64 a, s64 u) { - long t; + s64 t; __asm__ __volatile__ ( PPC_ATOMIC_ENTRY_BARRIER @@ -534,7 +534,7 @@ static __inline__ long atomic64_fetch_add_unless(atomic64_t *v, long a, long u) */ static __inline__ int atomic64_inc_not_zero(atomic64_t *v) { - long t1, t2; + s64 t1, t2; __asm__ __volatile__ ( PPC_ATOMIC_ENTRY_BARRIER diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h index 7dede2e34b70..ccf00a8b98c6 100644 --- a/arch/powerpc/include/asm/book3s/64/pgtable.h +++ b/arch/powerpc/include/asm/book3s/64/pgtable.h @@ -876,6 +876,23 @@ static inline int pmd_present(pmd_t pmd) return false; } +static inline int pmd_is_serializing(pmd_t pmd) +{ + /* + * If the pmd is undergoing a split, the _PAGE_PRESENT bit is clear + * and _PAGE_INVALID is set (see pmd_present, pmdp_invalidate). + * + * This condition may also occur when flushing a pmd while flushing + * it (see ptep_modify_prot_start), so callers must ensure this + * case is fine as well. + */ + if ((pmd_raw(pmd) & cpu_to_be64(_PAGE_PRESENT | _PAGE_INVALID)) == + cpu_to_be64(_PAGE_INVALID)) + return true; + + return false; +} + static inline int pmd_bad(pmd_t pmd) { if (radix_enabled()) @@ -1092,6 +1109,19 @@ static inline int pmd_protnone(pmd_t pmd) #define pmd_access_permitted pmd_access_permitted static inline bool pmd_access_permitted(pmd_t pmd, bool write) { + /* + * pmdp_invalidate sets this combination (which is not caught by + * !pte_present() check in pte_access_permitted), to prevent + * lock-free lookups, as part of the serialize_against_pte_lookup() + * synchronisation. + * + * This also catches the case where the PTE's hardware PRESENT bit is + * cleared while TLB is flushed, which is suboptimal but should not + * be frequent. + */ + if (pmd_is_serializing(pmd)) + return false; + return pte_access_permitted(pmd_pte(pmd), write); } diff --git a/arch/powerpc/include/asm/btext.h b/arch/powerpc/include/asm/btext.h index 3ffad030393c..461b0f193864 100644 --- a/arch/powerpc/include/asm/btext.h +++ b/arch/powerpc/include/asm/btext.h @@ -13,7 +13,11 @@ extern void btext_update_display(unsigned long phys, int width, int height, int depth, int pitch); extern void btext_setup_display(int width, int height, int depth, int pitch, unsigned long address); +#ifdef CONFIG_PPC32 extern void btext_prepare_BAT(void); +#else +static inline void btext_prepare_BAT(void) { } +#endif extern void btext_map(void); extern void btext_unmap(void); diff --git a/arch/powerpc/include/asm/kexec.h b/arch/powerpc/include/asm/kexec.h index 4a585cba1787..c68476818753 100644 --- a/arch/powerpc/include/asm/kexec.h +++ b/arch/powerpc/include/asm/kexec.h @@ -94,6 +94,9 @@ static inline bool kdump_in_progress(void) return crashing_cpu >= 0; } +void relocate_new_kernel(unsigned long indirection_page, unsigned long reboot_code_buffer, + unsigned long start_address) __noreturn; + #ifdef CONFIG_KEXEC_FILE extern const struct kexec_file_ops kexec_elf64_ops; diff --git a/arch/powerpc/include/asm/kvm_booke_hv_asm.h b/arch/powerpc/include/asm/kvm_booke_hv_asm.h index 931260b59ac6..7487ef582121 100644 --- a/arch/powerpc/include/asm/kvm_booke_hv_asm.h +++ b/arch/powerpc/include/asm/kvm_booke_hv_asm.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2010-2011 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #ifndef ASM_KVM_BOOKE_HV_ASM_H diff --git a/arch/powerpc/include/asm/mm-arch-hooks.h b/arch/powerpc/include/asm/mm-arch-hooks.h index f2a2da895897..dce274be824a 100644 --- a/arch/powerpc/include/asm/mm-arch-hooks.h +++ b/arch/powerpc/include/asm/mm-arch-hooks.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Architecture specific mm hooks * * Copyright (C) 2015, IBM Corporation * Author: Laurent Dufour <ldufour@linux.vnet.ibm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_POWERPC_MM_ARCH_HOOKS_H diff --git a/arch/powerpc/include/asm/page.h b/arch/powerpc/include/asm/page.h index b8286a2013b4..0d52f57fca04 100644 --- a/arch/powerpc/include/asm/page.h +++ b/arch/powerpc/include/asm/page.h @@ -319,6 +319,13 @@ struct vm_area_struct; #endif /* __ASSEMBLY__ */ #include <asm/slice.h> +/* + * Allow 30-bit DMA for very limited Broadcom wifi chips on many powerbooks. + */ +#ifdef CONFIG_PPC32 +#define ARCH_ZONE_DMA_BITS 30 +#else #define ARCH_ZONE_DMA_BITS 31 +#endif #endif /* _ASM_POWERPC_PAGE_H */ diff --git a/arch/powerpc/include/asm/ppc-opcode.h b/arch/powerpc/include/asm/ppc-opcode.h index 493c5c943acd..2291daf39cd1 100644 --- a/arch/powerpc/include/asm/ppc-opcode.h +++ b/arch/powerpc/include/asm/ppc-opcode.h @@ -338,6 +338,7 @@ #define PPC_INST_MADDLD 0x10000033 #define PPC_INST_DIVWU 0x7c000396 #define PPC_INST_DIVD 0x7c0003d2 +#define PPC_INST_DIVDU 0x7c000392 #define PPC_INST_RLWINM 0x54000000 #define PPC_INST_RLWINM_DOT 0x54000001 #define PPC_INST_RLWIMI 0x50000000 diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index ef573fe9873e..a9993e7a443b 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -346,8 +346,6 @@ static inline unsigned long __pack_fe01(unsigned int fpmode) #define spin_cpu_relax() barrier() -#define spin_cpu_yield() spin_cpu_relax() - #define spin_end() HMT_medium() #define spin_until_cond(cond) \ diff --git a/arch/powerpc/include/asm/reg_booke.h b/arch/powerpc/include/asm/reg_booke.h index e382bd6ede84..f26fe482fbca 100644 --- a/arch/powerpc/include/asm/reg_booke.h +++ b/arch/powerpc/include/asm/reg_booke.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Contains register definitions common to the Book E PowerPC * specification. Notice that while the IBM-40x series of CPUs @@ -5,10 +6,6 @@ * before Book E was finalized, and are included here as well. Unfortunately, * they sometimes used different locations than true Book E CPUs did. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * * Copyright 2009-2010 Freescale Semiconductor, Inc. */ #ifdef __KERNEL__ diff --git a/arch/powerpc/include/asm/trace_clock.h b/arch/powerpc/include/asm/trace_clock.h index cf1ee75ca069..ef70c2f7974d 100644 --- a/arch/powerpc/include/asm/trace_clock.h +++ b/arch/powerpc/include/asm/trace_clock.h @@ -1,7 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. * * Copyright (C) 2015 Naveen N. Rao, IBM Corporation */ diff --git a/arch/powerpc/kernel/cacheinfo.c b/arch/powerpc/kernel/cacheinfo.c index 862e2890bd3d..9fbb9d12e0c0 100644 --- a/arch/powerpc/kernel/cacheinfo.c +++ b/arch/powerpc/kernel/cacheinfo.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Processor cache information made available to userspace via sysfs; * intended to be compatible with x86 intel_cacheinfo implementation. * * Copyright 2008 IBM Corporation * Author: Nathan Lynch - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. */ #include <linux/cpu.h> @@ -353,8 +350,6 @@ static int cache_is_unified_d(const struct device_node *np) CACHE_TYPE_UNIFIED_D : CACHE_TYPE_UNIFIED; } -/* - */ static struct cache *cache_do_one_devnode_unified(struct device_node *node, int level) { pr_debug("creating L%d ucache for %pOF\n", level, node); diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c index 43a3ce2301e8..d488311efab1 100644 --- a/arch/powerpc/kernel/crash.c +++ b/arch/powerpc/kernel/crash.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Architecture specific (PPC64) functions for kexec based crash dumps. * * Copyright (C) 2005, IBM Corp. * * Created by: Haren Myneni - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. - * */ #include <linux/kernel.h> diff --git a/arch/powerpc/kernel/crash_dump.c b/arch/powerpc/kernel/crash_dump.c index bbdc4706c159..05745ddbd229 100644 --- a/arch/powerpc/kernel/crash_dump.c +++ b/arch/powerpc/kernel/crash_dump.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Routines for doing kexec-based kdump. * * Copyright (C) 2005, IBM Corp. * * Created by: Michael Ellerman - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #undef DEBUG diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 6b86055e5251..73ba246ca11d 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -315,7 +315,7 @@ TRAMP_REAL_BEGIN(machine_check_common_early) mfspr r11,SPRN_DSISR /* Save DSISR */ std r11,_DSISR(r1) std r9,_CCR(r1) /* Save CR in stackframe */ - kuap_save_amr_and_lock r9, r10, cr1 + /* We don't touch AMR here, we never go to virtual mode */ /* Save r9 through r13 from EXMC save area to stack frame. */ EXCEPTION_PROLOG_COMMON_2(PACA_EXMC) mfmsr r11 /* get MSR value */ diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S index 1d5f1bd0dacd..f255e22184b4 100644 --- a/arch/powerpc/kernel/head_32.S +++ b/arch/powerpc/kernel/head_32.S @@ -752,6 +752,7 @@ __secondary_start: stw r0,0(r3) /* load up the MMU */ + bl load_segment_registers bl load_up_mmu /* ptr to phys current thread */ diff --git a/arch/powerpc/kernel/head_booke.h b/arch/powerpc/kernel/head_booke.h index bfeb469e8106..2ae635df9026 100644 --- a/arch/powerpc/kernel/head_booke.h +++ b/arch/powerpc/kernel/head_booke.h @@ -83,7 +83,7 @@ END_BTB_FLUSH_SECTION SAVE_4GPRS(3, r11); \ SAVE_2GPRS(7, r11) -.macro SYSCALL_ENTRY trapno intno +.macro SYSCALL_ENTRY trapno intno srr1 mfspr r10, SPRN_SPRG_THREAD #ifdef CONFIG_KVM_BOOKE_HV BEGIN_FTR_SECTION @@ -94,7 +94,7 @@ BEGIN_FTR_SECTION mfspr r11, SPRN_SRR1 mtocrf 0x80, r11 /* check MSR[GS] without clobbering reg */ bf 3, 1975f - b kvmppc_handler_BOOKE_INTERRUPT_\intno\()_SPRN_SRR1 + b kvmppc_handler_\intno\()_\srr1 1975: mr r12, r13 lwz r13, THREAD_NORMSAVE(2)(r10) @@ -145,9 +145,9 @@ ALT_FTR_SECTION_END_IFSET(CPU_FTR_EMB_HV) tophys(r11,r11) addi r11,r11,global_dbcr0@l #ifdef CONFIG_SMP - lwz r9,TASK_CPU(r2) - slwi r9,r9,3 - add r11,r11,r9 + lwz r10, TASK_CPU(r2) + slwi r10, r10, 3 + add r11, r11, r10 #endif lwz r12,0(r11) mtspr SPRN_DBCR0,r12 diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S index 0bf4651380f3..adf0505dbe02 100644 --- a/arch/powerpc/kernel/head_fsl_booke.S +++ b/arch/powerpc/kernel/head_fsl_booke.S @@ -409,7 +409,7 @@ interrupt_base: /* System Call Interrupt */ START_EXCEPTION(SystemCall) - SYSCALL_ENTRY 0xc00 SYSCALL + SYSCALL_ENTRY 0xc00 BOOKE_INTERRUPT_SYSCALL SPRN_SRR1 /* Auxiliary Processor Unavailable Interrupt */ EXCEPTION(0x2900, AP_UNAVAIL, AuxillaryProcessorUnavailable, \ diff --git a/arch/powerpc/kernel/io-workarounds.c b/arch/powerpc/kernel/io-workarounds.c index 7e89d02a84e1..fbd2d0007c52 100644 --- a/arch/powerpc/kernel/io-workarounds.c +++ b/arch/powerpc/kernel/io-workarounds.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support PCI IO workaround * * Copyright (C) 2006 Benjamin Herrenschmidt <benh@kernel.crashing.org> * IBM, Corp. * (C) Copyright 2007-2008 TOSHIBA CORPORATION - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #undef DEBUG diff --git a/arch/powerpc/kernel/machine_kexec.c b/arch/powerpc/kernel/machine_kexec.c index 63f5a9311a29..c4ed328a7b96 100644 --- a/arch/powerpc/kernel/machine_kexec.c +++ b/arch/powerpc/kernel/machine_kexec.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Code to handle transition of Linux booting another kernel. * * Copyright (C) 2002-2003 Eric Biederman <ebiederm@xmission.com> * GameCube/ppc32 port Copyright (C) 2004 Albert Herranz * Copyright (C) 2005 IBM Corporation. - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #include <linux/kexec.h> diff --git a/arch/powerpc/kernel/machine_kexec_32.c b/arch/powerpc/kernel/machine_kexec_32.c index affe5dcce7f4..bf9f1f906d64 100644 --- a/arch/powerpc/kernel/machine_kexec_32.c +++ b/arch/powerpc/kernel/machine_kexec_32.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PPC32 code to handle Linux booting another kernel. * * Copyright (C) 2002-2003 Eric Biederman <ebiederm@xmission.com> * GameCube/ppc32 port Copyright (C) 2004 Albert Herranz * Copyright (C) 2005 IBM Corporation. - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #include <linux/kexec.h> @@ -30,7 +28,6 @@ typedef void (*relocate_new_kernel_t)( */ void default_machine_kexec(struct kimage *image) { - extern const unsigned char relocate_new_kernel[]; extern const unsigned int relocate_new_kernel_size; unsigned long page_list; unsigned long reboot_code_buffer, reboot_code_buffer_phys; @@ -58,6 +55,9 @@ void default_machine_kexec(struct kimage *image) reboot_code_buffer + KEXEC_CONTROL_PAGE_SIZE); printk(KERN_INFO "Bye!\n"); + if (!IS_ENABLED(CONFIG_FSL_BOOKE) && !IS_ENABLED(CONFIG_44x)) + relocate_new_kernel(page_list, reboot_code_buffer_phys, image->start); + /* now call it */ rnk = (relocate_new_kernel_t) reboot_code_buffer; (*rnk)(page_list, reboot_code_buffer_phys, image->start); diff --git a/arch/powerpc/kernel/machine_kexec_64.c b/arch/powerpc/kernel/machine_kexec_64.c index 75692c327ba0..18481b0e2788 100644 --- a/arch/powerpc/kernel/machine_kexec_64.c +++ b/arch/powerpc/kernel/machine_kexec_64.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PPC64 code to handle Linux booting another kernel. * * Copyright (C) 2004-2005, IBM Corp. * * Created by: Milton D Miller II - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ diff --git a/arch/powerpc/kernel/pci_of_scan.c b/arch/powerpc/kernel/pci_of_scan.c index 24191ea2d9a7..24522aa37665 100644 --- a/arch/powerpc/kernel/pci_of_scan.c +++ b/arch/powerpc/kernel/pci_of_scan.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Helper routines to scan the device tree for PCI devices and busses * @@ -8,10 +9,6 @@ * Copyright (C) 2003 Anton Blanchard <anton@au.ibm.com>, IBM * Rework, based on alpha PCI code. * Copyright (c) 2009 Secret Lab Technologies Ltd. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <linux/pci.h> diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 3555cad7bdde..ed446b7ea164 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -2336,6 +2336,7 @@ static void __init prom_check_displays(void) prom_printf("W=%d H=%d LB=%d addr=0x%x\n", width, height, pitch, addr); btext_setup_display(width, height, 8, pitch, addr); + btext_prepare_BAT(); } #endif /* CONFIG_PPC_EARLY_DEBUG_BOOTX */ } diff --git a/arch/powerpc/kernel/prom_init_check.sh b/arch/powerpc/kernel/prom_init_check.sh index 518d416971c1..160bef0d553d 100644 --- a/arch/powerpc/kernel/prom_init_check.sh +++ b/arch/powerpc/kernel/prom_init_check.sh @@ -24,7 +24,7 @@ fi WHITELIST="add_reloc_offset __bss_start __bss_stop copy_and_flush _end enter_prom $MEM_FUNCS reloc_offset __secondary_hold __secondary_hold_acknowledge __secondary_hold_spinloop __start -logo_linux_clut224 +logo_linux_clut224 btext_prepare_BAT reloc_got2 kernstart_addr memstart_addr linux_banner _stext __prom_init_toc_start __prom_init_toc_end btext_setup_display TOC." diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c index 684b0b315c32..8c92febf5f44 100644 --- a/arch/powerpc/kernel/ptrace.c +++ b/arch/powerpc/kernel/ptrace.c @@ -2521,7 +2521,6 @@ void ptrace_disable(struct task_struct *child) { /* make sure the single step bit is not set. */ user_disable_single_step(child); - clear_tsk_thread_flag(child, TIF_SYSCALL_EMU); } #ifdef CONFIG_PPC_ADV_DEBUG_REGS diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c index b824f4c69622..0ab4c72515c4 100644 --- a/arch/powerpc/kernel/rtas.c +++ b/arch/powerpc/kernel/rtas.c @@ -990,8 +990,7 @@ int rtas_ibm_suspend_me(u64 handle) /* Call function on all CPUs. One of us will make the * rtas call */ - if (on_each_cpu(rtas_percpu_suspend_me, &data, 0)) - atomic_set(&data.error, -EINVAL); + on_each_cpu(rtas_percpu_suspend_me, &data, 0); wait_for_completion(&done); diff --git a/arch/powerpc/kernel/swsusp_64.c b/arch/powerpc/kernel/swsusp_64.c index 51db012808f5..aeea97ad85cf 100644 --- a/arch/powerpc/kernel/swsusp_64.c +++ b/arch/powerpc/kernel/swsusp_64.c @@ -1,9 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PowerPC 64-bit swsusp implementation * * Copyright 2006 Johannes Berg <johannes@sipsolutions.net> - * - * GPLv2 */ #include <asm/iommu.h> diff --git a/arch/powerpc/kernel/swsusp_asm64.S b/arch/powerpc/kernel/swsusp_asm64.S index 185216becb8b..6d3189830dd3 100644 --- a/arch/powerpc/kernel/swsusp_asm64.S +++ b/arch/powerpc/kernel/swsusp_asm64.S @@ -1,9 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * PowerPC 64-bit swsusp implementation * * Copyright 2006 Johannes Berg <johannes@sipsolutions.net> - * - * GPLv2 */ #include <linux/threads.h> diff --git a/arch/powerpc/kernel/trace/trace_clock.c b/arch/powerpc/kernel/trace/trace_clock.c index 49170690946d..b0143a313736 100644 --- a/arch/powerpc/kernel/trace/trace_clock.c +++ b/arch/powerpc/kernel/trace/trace_clock.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. * * Copyright (C) 2015 Naveen N. Rao, IBM Corporation */ diff --git a/arch/powerpc/kvm/book3s.c b/arch/powerpc/kvm/book3s.c index ac5664845aca..9524d92bc45d 100644 --- a/arch/powerpc/kvm/book3s.c +++ b/arch/powerpc/kvm/book3s.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2009. SUSE Linux Products GmbH. All rights reserved. * @@ -8,10 +9,6 @@ * Description: * This file is derived from arch/powerpc/kvm/44x.c, * by Hollis Blanchard <hollisb@us.ibm.com>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/kvm_host.h> diff --git a/arch/powerpc/kvm/book3s_64_mmu_radix.c b/arch/powerpc/kvm/book3s_64_mmu_radix.c index f55ef071883f..08b2dfbc5305 100644 --- a/arch/powerpc/kvm/book3s_64_mmu_radix.c +++ b/arch/powerpc/kvm/book3s_64_mmu_radix.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. * * Copyright 2016 Paul Mackerras, IBM Corp. <paulus@au1.ibm.com> */ diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index 5e840113eda4..76b1801aa44a 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2011 Paul Mackerras, IBM Corp. <paulus@au1.ibm.com> * Copyright (C) 2009. SUSE Linux Products GmbH. All rights reserved. @@ -12,10 +13,6 @@ * * This file is derived from arch/powerpc/kvm/book3s.c, * by Alexander Graf <agraf@suse.de>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/kvm_host.h> diff --git a/arch/powerpc/kvm/book3s_hv_builtin.c b/arch/powerpc/kvm/book3s_hv_builtin.c index 6035d24f1d1d..cb05ccc8bc6a 100644 --- a/arch/powerpc/kvm/book3s_hv_builtin.c +++ b/arch/powerpc/kvm/book3s_hv_builtin.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2011 Paul Mackerras, IBM Corp. <paulus@au1.ibm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/cpu.h> @@ -833,6 +830,7 @@ static void flush_guest_tlb(struct kvm *kvm) } } asm volatile("ptesync": : :"memory"); + asm volatile(PPC_INVALIDATE_ERAT : : :"memory"); } void kvmppc_check_need_tlb_flush(struct kvm *kvm, int pcpu, diff --git a/arch/powerpc/kvm/book3s_hv_ras.c b/arch/powerpc/kvm/book3s_hv_ras.c index 8c24c3bea0bf..79f7d07ef674 100644 --- a/arch/powerpc/kvm/book3s_hv_ras.c +++ b/arch/powerpc/kvm/book3s_hv_ras.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. * * Copyright 2012 Paul Mackerras, IBM Corp. <paulus@au1.ibm.com> */ diff --git a/arch/powerpc/kvm/book3s_hv_rm_mmu.c b/arch/powerpc/kvm/book3s_hv_rm_mmu.c index 8431ad1e8391..63e0ce91e29d 100644 --- a/arch/powerpc/kvm/book3s_hv_rm_mmu.c +++ b/arch/powerpc/kvm/book3s_hv_rm_mmu.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. * * Copyright 2010-2011 Paul Mackerras, IBM Corp. <paulus@au1.ibm.com> */ diff --git a/arch/powerpc/kvm/book3s_hv_rm_xics.c b/arch/powerpc/kvm/book3s_hv_rm_xics.c index 085509148d95..4d2ec77d806c 100644 --- a/arch/powerpc/kvm/book3s_hv_rm_xics.c +++ b/arch/powerpc/kvm/book3s_hv_rm_xics.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2012 Michael Ellerman, IBM Corporation. * Copyright 2012 Benjamin Herrenschmidt, IBM Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S b/arch/powerpc/kvm/book3s_hv_rmhandlers.S index d885a5831daa..337e64468d78 100644 --- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S +++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S @@ -2500,17 +2500,28 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S) LOAD_REG_ADDR(r11, dawr_force_enable) lbz r11, 0(r11) cmpdi r11, 0 + bne 3f li r3, H_HARDWARE - beqlr + blr +3: /* Emulate H_SET_DABR/X on P8 for the sake of compat mode guests */ rlwimi r5, r4, 5, DAWRX_DR | DAWRX_DW rlwimi r5, r4, 2, DAWRX_WT clrrdi r4, r4, 3 std r4, VCPU_DAWR(r3) std r5, VCPU_DAWRX(r3) + /* + * If came in through the real mode hcall handler then it is necessary + * to write the registers since the return path won't. Otherwise it is + * sufficient to store then in the vcpu struct as they will be loaded + * next time the vcpu is run. + */ + mfmsr r6 + andi. r6, r6, MSR_DR /* in real mode? */ + bne 4f mtspr SPRN_DAWR, r4 mtspr SPRN_DAWRX, r5 - li r3, 0 +4: li r3, 0 blr _GLOBAL(kvmppc_h_cede) /* r3 = vcpu pointer, r11 = msr, r13 = paca */ diff --git a/arch/powerpc/kvm/book3s_hv_tm.c b/arch/powerpc/kvm/book3s_hv_tm.c index 888e2609e3f1..229496e2652e 100644 --- a/arch/powerpc/kvm/book3s_hv_tm.c +++ b/arch/powerpc/kvm/book3s_hv_tm.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2017 Paul Mackerras, IBM Corp. <paulus@au1.ibm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/kvm_host.h> diff --git a/arch/powerpc/kvm/book3s_hv_tm_builtin.c b/arch/powerpc/kvm/book3s_hv_tm_builtin.c index 3cf5863bc06e..217246279dfa 100644 --- a/arch/powerpc/kvm/book3s_hv_tm_builtin.c +++ b/arch/powerpc/kvm/book3s_hv_tm_builtin.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2017 Paul Mackerras, IBM Corp. <paulus@au1.ibm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/kvm_host.h> diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c index 811a3c2fb0e9..cc65af8fe6f7 100644 --- a/arch/powerpc/kvm/book3s_pr.c +++ b/arch/powerpc/kvm/book3s_pr.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2009. SUSE Linux Products GmbH. All rights reserved. * @@ -13,10 +14,6 @@ * * This file is derived from arch/powerpc/kvm/44x.c, * by Hollis Blanchard <hollisb@us.ibm.com>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/kvm_host.h> diff --git a/arch/powerpc/kvm/book3s_pr_papr.c b/arch/powerpc/kvm/book3s_pr_papr.c index dae3be5ff42b..031c8015864a 100644 --- a/arch/powerpc/kvm/book3s_pr_papr.c +++ b/arch/powerpc/kvm/book3s_pr_papr.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011. Freescale Inc. All rights reserved. * @@ -9,10 +10,6 @@ * * Hypercall handling for running PAPR guests in PR KVM on Book 3S * processors. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/anon_inodes.h> diff --git a/arch/powerpc/kvm/book3s_rtas.c b/arch/powerpc/kvm/book3s_rtas.c index b7ae3dfbf00e..26b25994c969 100644 --- a/arch/powerpc/kvm/book3s_rtas.c +++ b/arch/powerpc/kvm/book3s_rtas.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2012 Michael Ellerman, IBM Corporation. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/powerpc/kvm/book3s_xics.c b/arch/powerpc/kvm/book3s_xics.c index f27ee57ab46e..e8276161872e 100644 --- a/arch/powerpc/kvm/book3s_xics.c +++ b/arch/powerpc/kvm/book3s_xics.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2012 Michael Ellerman, IBM Corporation. * Copyright 2012 Benjamin Herrenschmidt, IBM Corporation. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/powerpc/kvm/book3s_xics.h b/arch/powerpc/kvm/book3s_xics.h index 453c9e518c19..6231f76bdd66 100644 --- a/arch/powerpc/kvm/book3s_xics.h +++ b/arch/powerpc/kvm/book3s_xics.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2012 Michael Ellerman, IBM Corporation. * Copyright 2012 Benjamin Herrenschmidt, IBM Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #ifndef _KVM_PPC_BOOK3S_XICS_H diff --git a/arch/powerpc/kvm/book3s_xive.c b/arch/powerpc/kvm/book3s_xive.c index 922fd62bcd2a..6ca0d7376a9f 100644 --- a/arch/powerpc/kvm/book3s_xive.c +++ b/arch/powerpc/kvm/book3s_xive.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2017 Benjamin Herrenschmidt, IBM Corporation. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) "xive-kvm: " fmt diff --git a/arch/powerpc/kvm/book3s_xive.h b/arch/powerpc/kvm/book3s_xive.h index 862c2c9650ae..50494d0ee375 100644 --- a/arch/powerpc/kvm/book3s_xive.h +++ b/arch/powerpc/kvm/book3s_xive.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2017 Benjamin Herrenschmidt, IBM Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #ifndef _KVM_PPC_BOOK3S_XIVE_H diff --git a/arch/powerpc/kvm/book3s_xive_template.c b/arch/powerpc/kvm/book3s_xive_template.c index 0737acfd17f1..a8a900ace1e6 100644 --- a/arch/powerpc/kvm/book3s_xive_template.c +++ b/arch/powerpc/kvm/book3s_xive_template.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2017 Benjamin Herrenschmidt, IBM Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ /* File to be included by other .c files */ diff --git a/arch/powerpc/kvm/e500.c b/arch/powerpc/kvm/e500.c index afd3c255a427..b5a848a55504 100644 --- a/arch/powerpc/kvm/e500.c +++ b/arch/powerpc/kvm/e500.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2008-2011 Freescale Semiconductor, Inc. All rights reserved. * @@ -6,10 +7,6 @@ * Description: * This file is derived from arch/powerpc/kvm/44x.c, * by Hollis Blanchard <hollisb@us.ibm.com>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/kvm_host.h> diff --git a/arch/powerpc/kvm/e500.h b/arch/powerpc/kvm/e500.h index 962ee90a0dfe..c3ef751465fb 100644 --- a/arch/powerpc/kvm/e500.h +++ b/arch/powerpc/kvm/e500.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2008-2011 Freescale Semiconductor, Inc. All rights reserved. * @@ -10,10 +11,6 @@ * This file is based on arch/powerpc/kvm/44x_tlb.h and * arch/powerpc/include/asm/kvm_44x.h by Hollis Blanchard <hollisb@us.ibm.com>, * Copyright IBM Corp. 2007-2008 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #ifndef KVM_E500_H diff --git a/arch/powerpc/kvm/e500_emulate.c b/arch/powerpc/kvm/e500_emulate.c index fde1de08b4d7..3d0d3ec5be96 100644 --- a/arch/powerpc/kvm/e500_emulate.c +++ b/arch/powerpc/kvm/e500_emulate.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2008-2011 Freescale Semiconductor, Inc. All rights reserved. * @@ -6,10 +7,6 @@ * Description: * This file is derived from arch/powerpc/kvm/44x_emulate.c, * by Hollis Blanchard <hollisb@us.ibm.com>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <asm/kvm_ppc.h> diff --git a/arch/powerpc/kvm/e500_mmu.c b/arch/powerpc/kvm/e500_mmu.c index e0af53fd78c5..2d910b87e441 100644 --- a/arch/powerpc/kvm/e500_mmu.c +++ b/arch/powerpc/kvm/e500_mmu.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2008-2013 Freescale Semiconductor, Inc. All rights reserved. * @@ -10,10 +11,6 @@ * Description: * This file is based on arch/powerpc/kvm/44x_tlb.c, * by Hollis Blanchard <hollisb@us.ibm.com>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/powerpc/kvm/e500_mmu_host.c b/arch/powerpc/kvm/e500_mmu_host.c index c3f312b2bcb3..321db0fdb9db 100644 --- a/arch/powerpc/kvm/e500_mmu_host.c +++ b/arch/powerpc/kvm/e500_mmu_host.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2008-2013 Freescale Semiconductor, Inc. All rights reserved. * @@ -10,10 +11,6 @@ * Description: * This file is based on arch/powerpc/kvm/44x_tlb.c, * by Hollis Blanchard <hollisb@us.ibm.com>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/powerpc/kvm/e500_mmu_host.h b/arch/powerpc/kvm/e500_mmu_host.h index 7624835b76c7..d8178cc86b30 100644 --- a/arch/powerpc/kvm/e500_mmu_host.h +++ b/arch/powerpc/kvm/e500_mmu_host.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2008-2013 Freescale Semiconductor, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #ifndef KVM_E500_MMU_HOST_H diff --git a/arch/powerpc/kvm/e500mc.c b/arch/powerpc/kvm/e500mc.c index d31645491a93..318e65c65999 100644 --- a/arch/powerpc/kvm/e500mc.c +++ b/arch/powerpc/kvm/e500mc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010,2012 Freescale Semiconductor, Inc. All rights reserved. * @@ -6,10 +7,6 @@ * Description: * This file is derived from arch/powerpc/kvm/e500.c, * by Yu Liu <yu.liu@freescale.com>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/kvm_host.h> diff --git a/arch/powerpc/mm/book3s64/mmu_context.c b/arch/powerpc/mm/book3s64/mmu_context.c index bb70391401f7..794404d50a85 100644 --- a/arch/powerpc/mm/book3s64/mmu_context.c +++ b/arch/powerpc/mm/book3s64/mmu_context.c @@ -50,20 +50,52 @@ EXPORT_SYMBOL_GPL(hash__alloc_context_id); void slb_setup_new_exec(void); +static int realloc_context_ids(mm_context_t *ctx) +{ + int i, id; + + /* + * id 0 (aka. ctx->id) is special, we always allocate a new one, even if + * there wasn't one allocated previously (which happens in the exec + * case where ctx is newly allocated). + * + * We have to be a bit careful here. We must keep the existing ids in + * the array, so that we can test if they're non-zero to decide if we + * need to allocate a new one. However in case of error we must free the + * ids we've allocated but *not* any of the existing ones (or risk a + * UAF). That's why we decrement i at the start of the error handling + * loop, to skip the id that we just tested but couldn't reallocate. + */ + for (i = 0; i < ARRAY_SIZE(ctx->extended_id); i++) { + if (i == 0 || ctx->extended_id[i]) { + id = hash__alloc_context_id(); + if (id < 0) + goto error; + + ctx->extended_id[i] = id; + } + } + + /* The caller expects us to return id */ + return ctx->id; + +error: + for (i--; i >= 0; i--) { + if (ctx->extended_id[i]) + ida_free(&mmu_context_ida, ctx->extended_id[i]); + } + + return id; +} + static int hash__init_new_context(struct mm_struct *mm) { int index; - index = hash__alloc_context_id(); - if (index < 0) - return index; - mm->context.hash_context = kmalloc(sizeof(struct hash_mm_context), GFP_KERNEL); - if (!mm->context.hash_context) { - ida_free(&mmu_context_ida, index); + if (!mm->context.hash_context) return -ENOMEM; - } /* * The old code would re-promote on fork, we don't do that when using @@ -91,13 +123,20 @@ static int hash__init_new_context(struct mm_struct *mm) mm->context.hash_context->spt = kmalloc(sizeof(struct subpage_prot_table), GFP_KERNEL); if (!mm->context.hash_context->spt) { - ida_free(&mmu_context_ida, index); kfree(mm->context.hash_context); return -ENOMEM; } } #endif + } + index = realloc_context_ids(&mm->context); + if (index < 0) { +#ifdef CONFIG_PPC_SUBPAGE_PROT + kfree(mm->context.hash_context->spt); +#endif + kfree(mm->context.hash_context); + return index; } pkey_mm_init(mm); diff --git a/arch/powerpc/mm/book3s64/pgtable.c b/arch/powerpc/mm/book3s64/pgtable.c index a255707e4aee..01bc9663360d 100644 --- a/arch/powerpc/mm/book3s64/pgtable.c +++ b/arch/powerpc/mm/book3s64/pgtable.c @@ -112,6 +112,9 @@ pmd_t pmdp_invalidate(struct vm_area_struct *vma, unsigned long address, /* * This ensures that generic code that rely on IRQ disabling * to prevent a parallel THP split work as expected. + * + * Marking the entry with _PAGE_INVALID && ~_PAGE_PRESENT requires + * a special case check in pmd_access_permitted. */ serialize_against_pte_lookup(vma->vm_mm); return __pmd(old_pmd); diff --git a/arch/powerpc/mm/dma-noncoherent.c b/arch/powerpc/mm/dma-noncoherent.c index 2f6154b76328..c617282d5b2a 100644 --- a/arch/powerpc/mm/dma-noncoherent.c +++ b/arch/powerpc/mm/dma-noncoherent.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PowerPC version derived from arch/arm/mm/consistent.c * Copyright (C) 2001 Dan Malek (dmalek@jlc.net) @@ -16,10 +17,6 @@ * Added in_interrupt() safe dma_alloc_coherent()/dma_free_coherent() * implementation. This is pulled straight from ARM and barely * modified. -Matt - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/sched.h> diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index cba29131bccc..2540d3b2588c 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -248,7 +248,8 @@ void __init paging_init(void) (long int)((top_of_ram - total_ram) >> 20)); #ifdef CONFIG_ZONE_DMA - max_zone_pfns[ZONE_DMA] = min(max_low_pfn, 0x7fffffffUL >> PAGE_SHIFT); + max_zone_pfns[ZONE_DMA] = min(max_low_pfn, + ((1UL << ARCH_ZONE_DMA_BITS) - 1) >> PAGE_SHIFT); #endif max_zone_pfns[ZONE_NORMAL] = max_low_pfn; #ifdef CONFIG_HIGHMEM diff --git a/arch/powerpc/mm/pgtable.c b/arch/powerpc/mm/pgtable.c index 39d2f8012386..fc10c0c24f51 100644 --- a/arch/powerpc/mm/pgtable.c +++ b/arch/powerpc/mm/pgtable.c @@ -368,13 +368,25 @@ pte_t *__find_linux_pte(pgd_t *pgdir, unsigned long ea, pdshift = PMD_SHIFT; pmdp = pmd_offset(&pud, ea); pmd = READ_ONCE(*pmdp); + /* - * A hugepage collapse is captured by pmd_none, because - * it mark the pmd none and do a hpte invalidate. + * A hugepage collapse is captured by this condition, see + * pmdp_collapse_flush. */ if (pmd_none(pmd)) return NULL; +#ifdef CONFIG_PPC_BOOK3S_64 + /* + * A hugepage split is captured by this condition, see + * pmdp_invalidate. + * + * Huge page modification can be caught here too. + */ + if (pmd_is_serializing(pmd)) + return NULL; +#endif + if (pmd_trans_huge(pmd) || pmd_devmap(pmd)) { if (is_thp) *is_thp = true; diff --git a/arch/powerpc/net/bpf_jit.h b/arch/powerpc/net/bpf_jit.h index 6026a7af031d..55d4377ccfae 100644 --- a/arch/powerpc/net/bpf_jit.h +++ b/arch/powerpc/net/bpf_jit.h @@ -112,7 +112,7 @@ ___PPC_RA(a) | IMM_L(i)) #define PPC_DIVWU(d, a, b) EMIT(PPC_INST_DIVWU | ___PPC_RT(d) | \ ___PPC_RA(a) | ___PPC_RB(b)) -#define PPC_DIVD(d, a, b) EMIT(PPC_INST_DIVD | ___PPC_RT(d) | \ +#define PPC_DIVDU(d, a, b) EMIT(PPC_INST_DIVDU | ___PPC_RT(d) | \ ___PPC_RA(a) | ___PPC_RB(b)) #define PPC_AND(d, a, b) EMIT(PPC_INST_AND | ___PPC_RA(d) | \ ___PPC_RS(a) | ___PPC_RB(b)) diff --git a/arch/powerpc/net/bpf_jit_comp64.c b/arch/powerpc/net/bpf_jit_comp64.c index 63d05c499cac..c2ee6041f02c 100644 --- a/arch/powerpc/net/bpf_jit_comp64.c +++ b/arch/powerpc/net/bpf_jit_comp64.c @@ -395,12 +395,12 @@ static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, case BPF_ALU64 | BPF_DIV | BPF_X: /* dst /= src */ case BPF_ALU64 | BPF_MOD | BPF_X: /* dst %= src */ if (BPF_OP(code) == BPF_MOD) { - PPC_DIVD(b2p[TMP_REG_1], dst_reg, src_reg); + PPC_DIVDU(b2p[TMP_REG_1], dst_reg, src_reg); PPC_MULD(b2p[TMP_REG_1], src_reg, b2p[TMP_REG_1]); PPC_SUB(dst_reg, dst_reg, b2p[TMP_REG_1]); } else - PPC_DIVD(dst_reg, dst_reg, src_reg); + PPC_DIVDU(dst_reg, dst_reg, src_reg); break; case BPF_ALU | BPF_MOD | BPF_K: /* (u32) dst %= (u32) imm */ case BPF_ALU | BPF_DIV | BPF_K: /* (u32) dst /= (u32) imm */ @@ -428,7 +428,7 @@ static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, break; case BPF_ALU64: if (BPF_OP(code) == BPF_MOD) { - PPC_DIVD(b2p[TMP_REG_2], dst_reg, + PPC_DIVDU(b2p[TMP_REG_2], dst_reg, b2p[TMP_REG_1]); PPC_MULD(b2p[TMP_REG_1], b2p[TMP_REG_1], @@ -436,7 +436,7 @@ static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, PPC_SUB(dst_reg, dst_reg, b2p[TMP_REG_1]); } else - PPC_DIVD(dst_reg, dst_reg, + PPC_DIVDU(dst_reg, dst_reg, b2p[TMP_REG_1]); break; } diff --git a/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c b/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c index 8b065bdf7412..096cc0d59fd8 100644 --- a/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c +++ b/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PQ2 ADS-style PCI interrupt controller * @@ -6,10 +7,6 @@ * * Loosely based on mpc82xx ADS support by Vitaly Bordug <vbordug@ru.mvista.com> * Copyright (c) 2006 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/powerpc/platforms/82xx/pq2fads.c b/arch/powerpc/platforms/82xx/pq2fads.c index 6c654dc74a4b..a74082140718 100644 --- a/arch/powerpc/platforms/82xx/pq2fads.c +++ b/arch/powerpc/platforms/82xx/pq2fads.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PQ2FADS board support * @@ -6,10 +7,6 @@ * * Loosely based on mp82xx ADS support by Vitaly Bordug <vbordug@ru.mvista.com> * Copyright (c) 2006 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/powerpc/platforms/83xx/suspend-asm.S b/arch/powerpc/platforms/83xx/suspend-asm.S index 8137f77abad5..3acd7470dc5e 100644 --- a/arch/powerpc/platforms/83xx/suspend-asm.S +++ b/arch/powerpc/platforms/83xx/suspend-asm.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Enter and leave deep sleep state on MPC83xx * * Copyright (c) 2006-2008 Freescale Semiconductor, Inc. * Author: Scott Wood <scottwood@freescale.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <asm/page.h> diff --git a/arch/powerpc/platforms/83xx/suspend.c b/arch/powerpc/platforms/83xx/suspend.c index 7fa3e197871a..bb147d34d4a6 100644 --- a/arch/powerpc/platforms/83xx/suspend.c +++ b/arch/powerpc/platforms/83xx/suspend.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MPC83xx suspend support * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2006-2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/pm.h> diff --git a/arch/powerpc/platforms/85xx/socrates_fpga_pic.c b/arch/powerpc/platforms/85xx/socrates_fpga_pic.c index 38d4ba9f37b5..199a137c0ddb 100644 --- a/arch/powerpc/platforms/85xx/socrates_fpga_pic.c +++ b/arch/powerpc/platforms/85xx/socrates_fpga_pic.c @@ -1,11 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2008 Ilya Yanok, Emcraft Systems - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/irq.h> diff --git a/arch/powerpc/platforms/85xx/socrates_fpga_pic.h b/arch/powerpc/platforms/85xx/socrates_fpga_pic.h index 21d7d8e42199..c592b8bc94dd 100644 --- a/arch/powerpc/platforms/85xx/socrates_fpga_pic.h +++ b/arch/powerpc/platforms/85xx/socrates_fpga_pic.h @@ -1,11 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2008 Ilya Yanok, Emcraft Systems - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #ifndef SOCRATES_FPGA_PIC_H diff --git a/arch/powerpc/platforms/8xx/adder875.c b/arch/powerpc/platforms/8xx/adder875.c index bcef9f66191e..651486acb896 100644 --- a/arch/powerpc/platforms/8xx/adder875.c +++ b/arch/powerpc/platforms/8xx/adder875.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Analogue & Micro Adder MPC875 board support * * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c index e56b553de27b..f18d5067cd0f 100644 --- a/arch/powerpc/platforms/cell/spufs/sched.c +++ b/arch/powerpc/platforms/cell/spufs/sched.c @@ -128,7 +128,7 @@ void __spu_update_sched_info(struct spu_context *ctx) * runqueue. The context will be rescheduled on the proper node * if it is timesliced or preempted. */ - cpumask_copy(&ctx->cpus_allowed, ¤t->cpus_allowed); + cpumask_copy(&ctx->cpus_allowed, current->cpus_ptr); /* Save the current cpu id for spu interrupt routing. */ ctx->last_ran = raw_smp_processor_id(); diff --git a/arch/powerpc/platforms/embedded6xx/holly.c b/arch/powerpc/platforms/embedded6xx/holly.c index 829bf3697dc9..d8f2e2c737bb 100644 --- a/arch/powerpc/platforms/embedded6xx/holly.c +++ b/arch/powerpc/platforms/embedded6xx/holly.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Board setup routines for the IBM 750GX/CL platform w/ TSI10x bridge * @@ -7,10 +8,6 @@ * Josh Boyer <jwboyer@linux.vnet.ibm.com> * * Based on code from mpc7448_hpc2.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <linux/stddef.h> diff --git a/arch/powerpc/platforms/powermac/Kconfig b/arch/powerpc/platforms/powermac/Kconfig index f834a19ed772..c02d8c503b29 100644 --- a/arch/powerpc/platforms/powermac/Kconfig +++ b/arch/powerpc/platforms/powermac/Kconfig @@ -7,6 +7,7 @@ config PPC_PMAC select PPC_INDIRECT_PCI if PPC32 select PPC_MPC106 if PPC32 select PPC_NATIVE + select ZONE_DMA if PPC32 default y config PPC_PMAC64 diff --git a/arch/powerpc/platforms/pseries/dlpar.c b/arch/powerpc/platforms/pseries/dlpar.c index 17958043e7f7..437a74173db2 100644 --- a/arch/powerpc/platforms/pseries/dlpar.c +++ b/arch/powerpc/platforms/pseries/dlpar.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for dynamic reconfiguration for PCI, Memory, and CPU * Hotplug and Dynamic Logical Partitioning on RPA platforms. * * Copyright (C) 2009 Nathan Fontenot * Copyright (C) 2009 IBM Corporation - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. */ #define pr_fmt(fmt) "dlpar: " fmt diff --git a/arch/powerpc/platforms/pseries/mobility.c b/arch/powerpc/platforms/pseries/mobility.c index 88925f8ca8a0..0c48c8964783 100644 --- a/arch/powerpc/platforms/pseries/mobility.c +++ b/arch/powerpc/platforms/pseries/mobility.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support for Partition Mobility/Migration * * Copyright (C) 2010 Nathan Fontenot * Copyright (C) 2010 IBM Corporation - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/powerpc/platforms/pseries/pseries_energy.c b/arch/powerpc/platforms/pseries/pseries_energy.c index 921f12182f3e..a96874f9492f 100644 --- a/arch/powerpc/platforms/pseries/pseries_energy.c +++ b/arch/powerpc/platforms/pseries/pseries_energy.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * POWER platform energy management driver * Copyright (C) 2010 IBM Corporation * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * * This pseries platform device driver provides access to * platform energy management capabilities. */ diff --git a/arch/powerpc/platforms/pseries/reconfig.c b/arch/powerpc/platforms/pseries/reconfig.c index 0e0208117e77..8a9c4fb95b8b 100644 --- a/arch/powerpc/platforms/pseries/reconfig.c +++ b/arch/powerpc/platforms/pseries/reconfig.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * pSeries_reconfig.c - support for dynamic reconfiguration (including PCI * Hotplug and Dynamic Logical Partitioning on RPA platforms). * * Copyright (C) 2005 Nathan Lynch * Copyright (C) 2005 IBM Corporation - * - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/powerpc/sysdev/6xx-suspend.S b/arch/powerpc/sysdev/6xx-suspend.S index 6c4aec25c4ba..e882524fff5a 100644 --- a/arch/powerpc/sysdev/6xx-suspend.S +++ b/arch/powerpc/sysdev/6xx-suspend.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Enter and leave sleep state on chips with 6xx-style HID0 * power management bits, which don't leave sleep state via reset. @@ -5,10 +6,6 @@ * Author: Scott Wood <scottwood@freescale.com> * * Copyright (c) 2006-2007 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <asm/ppc_asm.h> diff --git a/arch/riscv/boot/dts/Makefile b/arch/riscv/boot/dts/Makefile new file mode 100644 index 000000000000..dcc3ada78455 --- /dev/null +++ b/arch/riscv/boot/dts/Makefile @@ -0,0 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0 +subdir-y += sifive diff --git a/arch/riscv/boot/dts/sifive/Makefile b/arch/riscv/boot/dts/sifive/Makefile new file mode 100644 index 000000000000..baaeef9efdcb --- /dev/null +++ b/arch/riscv/boot/dts/sifive/Makefile @@ -0,0 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0 +dtb-y += hifive-unleashed-a00.dtb diff --git a/arch/riscv/boot/dts/sifive/fu540-c000.dtsi b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi new file mode 100644 index 000000000000..40983491b95f --- /dev/null +++ b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi @@ -0,0 +1,221 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* Copyright (c) 2018-2019 SiFive, Inc */ + +/dts-v1/; + +#include <dt-bindings/clock/sifive-fu540-prci.h> + +/ { + #address-cells = <2>; + #size-cells = <2>; + compatible = "sifive,fu540-c000", "sifive,fu540"; + + aliases { + serial0 = &uart0; + serial1 = &uart1; + }; + + chosen { + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + timebase-frequency = <1000000>; + cpu0: cpu@0 { + compatible = "sifive,e51", "sifive,rocket0", "riscv"; + device_type = "cpu"; + i-cache-block-size = <64>; + i-cache-sets = <128>; + i-cache-size = <16384>; + reg = <0>; + riscv,isa = "rv64imac"; + status = "disabled"; + cpu0_intc: interrupt-controller { + #interrupt-cells = <1>; + compatible = "riscv,cpu-intc"; + interrupt-controller; + }; + }; + cpu1: cpu@1 { + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; + d-cache-block-size = <64>; + d-cache-sets = <64>; + d-cache-size = <32768>; + d-tlb-sets = <1>; + d-tlb-size = <32>; + device_type = "cpu"; + i-cache-block-size = <64>; + i-cache-sets = <64>; + i-cache-size = <32768>; + i-tlb-sets = <1>; + i-tlb-size = <32>; + mmu-type = "riscv,sv39"; + reg = <1>; + riscv,isa = "rv64imafdc"; + tlb-split; + cpu1_intc: interrupt-controller { + #interrupt-cells = <1>; + compatible = "riscv,cpu-intc"; + interrupt-controller; + }; + }; + cpu2: cpu@2 { + clock-frequency = <0>; + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; + d-cache-block-size = <64>; + d-cache-sets = <64>; + d-cache-size = <32768>; + d-tlb-sets = <1>; + d-tlb-size = <32>; + device_type = "cpu"; + i-cache-block-size = <64>; + i-cache-sets = <64>; + i-cache-size = <32768>; + i-tlb-sets = <1>; + i-tlb-size = <32>; + mmu-type = "riscv,sv39"; + reg = <2>; + riscv,isa = "rv64imafdc"; + tlb-split; + cpu2_intc: interrupt-controller { + #interrupt-cells = <1>; + compatible = "riscv,cpu-intc"; + interrupt-controller; + }; + }; + cpu3: cpu@3 { + clock-frequency = <0>; + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; + d-cache-block-size = <64>; + d-cache-sets = <64>; + d-cache-size = <32768>; + d-tlb-sets = <1>; + d-tlb-size = <32>; + device_type = "cpu"; + i-cache-block-size = <64>; + i-cache-sets = <64>; + i-cache-size = <32768>; + i-tlb-sets = <1>; + i-tlb-size = <32>; + mmu-type = "riscv,sv39"; + reg = <3>; + riscv,isa = "rv64imafdc"; + tlb-split; + cpu3_intc: interrupt-controller { + #interrupt-cells = <1>; + compatible = "riscv,cpu-intc"; + interrupt-controller; + }; + }; + cpu4: cpu@4 { + clock-frequency = <0>; + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; + d-cache-block-size = <64>; + d-cache-sets = <64>; + d-cache-size = <32768>; + d-tlb-sets = <1>; + d-tlb-size = <32>; + device_type = "cpu"; + i-cache-block-size = <64>; + i-cache-sets = <64>; + i-cache-size = <32768>; + i-tlb-sets = <1>; + i-tlb-size = <32>; + mmu-type = "riscv,sv39"; + reg = <4>; + riscv,isa = "rv64imafdc"; + tlb-split; + cpu4_intc: interrupt-controller { + #interrupt-cells = <1>; + compatible = "riscv,cpu-intc"; + interrupt-controller; + }; + }; + }; + soc { + #address-cells = <2>; + #size-cells = <2>; + compatible = "sifive,fu540-c000", "sifive,fu540", "simple-bus"; + ranges; + plic0: interrupt-controller@c000000 { + #interrupt-cells = <1>; + compatible = "sifive,plic-1.0.0"; + reg = <0x0 0xc000000 0x0 0x4000000>; + riscv,ndev = <53>; + interrupt-controller; + interrupts-extended = < + &cpu0_intc 0xffffffff + &cpu1_intc 0xffffffff &cpu1_intc 9 + &cpu2_intc 0xffffffff &cpu2_intc 9 + &cpu3_intc 0xffffffff &cpu3_intc 9 + &cpu4_intc 0xffffffff &cpu4_intc 9>; + }; + prci: clock-controller@10000000 { + compatible = "sifive,fu540-c000-prci"; + reg = <0x0 0x10000000 0x0 0x1000>; + clocks = <&hfclk>, <&rtcclk>; + #clock-cells = <1>; + }; + uart0: serial@10010000 { + compatible = "sifive,fu540-c000-uart", "sifive,uart0"; + reg = <0x0 0x10010000 0x0 0x1000>; + interrupt-parent = <&plic0>; + interrupts = <4>; + clocks = <&prci PRCI_CLK_TLCLK>; + status = "disabled"; + }; + uart1: serial@10011000 { + compatible = "sifive,fu540-c000-uart", "sifive,uart0"; + reg = <0x0 0x10011000 0x0 0x1000>; + interrupt-parent = <&plic0>; + interrupts = <5>; + clocks = <&prci PRCI_CLK_TLCLK>; + status = "disabled"; + }; + i2c0: i2c@10030000 { + compatible = "sifive,fu540-c000-i2c", "sifive,i2c0"; + reg = <0x0 0x10030000 0x0 0x1000>; + interrupt-parent = <&plic0>; + interrupts = <50>; + clocks = <&prci PRCI_CLK_TLCLK>; + reg-shift = <2>; + reg-io-width = <1>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + qspi0: spi@10040000 { + compatible = "sifive,fu540-c000-spi", "sifive,spi0"; + reg = <0x0 0x10040000 0x0 0x1000 + 0x0 0x20000000 0x0 0x10000000>; + interrupt-parent = <&plic0>; + interrupts = <51>; + clocks = <&prci PRCI_CLK_TLCLK>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + qspi1: spi@10041000 { + compatible = "sifive,fu540-c000-spi", "sifive,spi0"; + reg = <0x0 0x10041000 0x0 0x1000 + 0x0 0x30000000 0x0 0x10000000>; + interrupt-parent = <&plic0>; + interrupts = <52>; + clocks = <&prci PRCI_CLK_TLCLK>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + qspi2: spi@10050000 { + compatible = "sifive,fu540-c000-spi", "sifive,spi0"; + reg = <0x0 0x10050000 0x0 0x1000>; + interrupt-parent = <&plic0>; + interrupts = <6>; + clocks = <&prci PRCI_CLK_TLCLK>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + }; +}; diff --git a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts new file mode 100644 index 000000000000..0b55c53c08c7 --- /dev/null +++ b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts @@ -0,0 +1,78 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* Copyright (c) 2018-2019 SiFive, Inc */ + +#include "fu540-c000.dtsi" + +/* Clock frequency (in Hz) of the PCB crystal for rtcclk */ +#define RTCCLK_FREQ 1000000 + +/ { + #address-cells = <2>; + #size-cells = <2>; + model = "SiFive HiFive Unleashed A00"; + compatible = "sifive,hifive-unleashed-a00", "sifive,fu540-c000"; + + chosen { + }; + + cpus { + timebase-frequency = <RTCCLK_FREQ>; + }; + + memory@80000000 { + device_type = "memory"; + reg = <0x0 0x80000000 0x2 0x00000000>; + }; + + soc { + }; + + hfclk: hfclk { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <33333333>; + clock-output-names = "hfclk"; + }; + + rtcclk: rtcclk { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <RTCCLK_FREQ>; + clock-output-names = "rtcclk"; + }; +}; + +&uart0 { + status = "okay"; +}; + +&uart1 { + status = "okay"; +}; + +&i2c0 { + status = "okay"; +}; + +&qspi0 { + status = "okay"; + flash@0 { + compatible = "issi,is25wp256", "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <50000000>; + m25p,fast-read; + spi-tx-bus-width = <4>; + spi-rx-bus-width = <4>; + }; +}; + +&qspi2 { + status = "okay"; + mmc@0 { + compatible = "mmc-spi-slot"; + reg = <0>; + spi-max-frequency = <20000000>; + voltage-ranges = <3300 3300>; + disable-wp; + }; +}; diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig index 2fd3461e50ab..04944fb4fa7a 100644 --- a/arch/riscv/configs/defconfig +++ b/arch/riscv/configs/defconfig @@ -49,6 +49,8 @@ CONFIG_SERIAL_8250=y CONFIG_SERIAL_8250_CONSOLE=y CONFIG_SERIAL_OF_PLATFORM=y CONFIG_SERIAL_EARLYCON_RISCV_SBI=y +CONFIG_SERIAL_SIFIVE=y +CONFIG_SERIAL_SIFIVE_CONSOLE=y CONFIG_HVC_RISCV_SBI=y # CONFIG_PTP_1588_CLOCK is not set CONFIG_DRM=y @@ -64,7 +66,10 @@ CONFIG_USB_OHCI_HCD_PLATFORM=y CONFIG_USB_STORAGE=y CONFIG_USB_UAS=y CONFIG_VIRTIO_MMIO=y +CONFIG_CLK_SIFIVE=y +CONFIG_CLK_SIFIVE_FU540_PRCI=y CONFIG_SIFIVE_PLIC=y +CONFIG_SPI_SIFIVE=y CONFIG_EXT4_FS=y CONFIG_EXT4_FS_POSIX_ACL=y CONFIG_AUTOFS4_FS=y @@ -80,4 +85,8 @@ CONFIG_ROOT_NFS=y CONFIG_CRYPTO_USER_API_HASH=y CONFIG_CRYPTO_DEV_VIRTIO=y CONFIG_PRINTK_TIME=y +CONFIG_SPI=y +CONFIG_MMC_SPI=y +CONFIG_MMC=y +CONFIG_DEVTMPFS_MOUNT=y # CONFIG_RCU_TRACE is not set diff --git a/arch/riscv/include/asm/atomic.h b/arch/riscv/include/asm/atomic.h index 9038aeb900a6..96f95c9ebd97 100644 --- a/arch/riscv/include/asm/atomic.h +++ b/arch/riscv/include/asm/atomic.h @@ -38,11 +38,11 @@ static __always_inline void atomic_set(atomic_t *v, int i) #ifndef CONFIG_GENERIC_ATOMIC64 #define ATOMIC64_INIT(i) { (i) } -static __always_inline long atomic64_read(const atomic64_t *v) +static __always_inline s64 atomic64_read(const atomic64_t *v) { return READ_ONCE(v->counter); } -static __always_inline void atomic64_set(atomic64_t *v, long i) +static __always_inline void atomic64_set(atomic64_t *v, s64 i) { WRITE_ONCE(v->counter, i); } @@ -66,11 +66,11 @@ void atomic##prefix##_##op(c_type i, atomic##prefix##_t *v) \ #ifdef CONFIG_GENERIC_ATOMIC64 #define ATOMIC_OPS(op, asm_op, I) \ - ATOMIC_OP (op, asm_op, I, w, int, ) + ATOMIC_OP (op, asm_op, I, w, int, ) #else #define ATOMIC_OPS(op, asm_op, I) \ - ATOMIC_OP (op, asm_op, I, w, int, ) \ - ATOMIC_OP (op, asm_op, I, d, long, 64) + ATOMIC_OP (op, asm_op, I, w, int, ) \ + ATOMIC_OP (op, asm_op, I, d, s64, 64) #endif ATOMIC_OPS(add, add, i) @@ -127,14 +127,14 @@ c_type atomic##prefix##_##op##_return(c_type i, atomic##prefix##_t *v) \ #ifdef CONFIG_GENERIC_ATOMIC64 #define ATOMIC_OPS(op, asm_op, c_op, I) \ - ATOMIC_FETCH_OP( op, asm_op, I, w, int, ) \ - ATOMIC_OP_RETURN(op, asm_op, c_op, I, w, int, ) + ATOMIC_FETCH_OP( op, asm_op, I, w, int, ) \ + ATOMIC_OP_RETURN(op, asm_op, c_op, I, w, int, ) #else #define ATOMIC_OPS(op, asm_op, c_op, I) \ - ATOMIC_FETCH_OP( op, asm_op, I, w, int, ) \ - ATOMIC_OP_RETURN(op, asm_op, c_op, I, w, int, ) \ - ATOMIC_FETCH_OP( op, asm_op, I, d, long, 64) \ - ATOMIC_OP_RETURN(op, asm_op, c_op, I, d, long, 64) + ATOMIC_FETCH_OP( op, asm_op, I, w, int, ) \ + ATOMIC_OP_RETURN(op, asm_op, c_op, I, w, int, ) \ + ATOMIC_FETCH_OP( op, asm_op, I, d, s64, 64) \ + ATOMIC_OP_RETURN(op, asm_op, c_op, I, d, s64, 64) #endif ATOMIC_OPS(add, add, +, i) @@ -166,11 +166,11 @@ ATOMIC_OPS(sub, add, +, -i) #ifdef CONFIG_GENERIC_ATOMIC64 #define ATOMIC_OPS(op, asm_op, I) \ - ATOMIC_FETCH_OP(op, asm_op, I, w, int, ) + ATOMIC_FETCH_OP(op, asm_op, I, w, int, ) #else #define ATOMIC_OPS(op, asm_op, I) \ - ATOMIC_FETCH_OP(op, asm_op, I, w, int, ) \ - ATOMIC_FETCH_OP(op, asm_op, I, d, long, 64) + ATOMIC_FETCH_OP(op, asm_op, I, w, int, ) \ + ATOMIC_FETCH_OP(op, asm_op, I, d, s64, 64) #endif ATOMIC_OPS(and, and, i) @@ -219,9 +219,10 @@ static __always_inline int atomic_fetch_add_unless(atomic_t *v, int a, int u) #define atomic_fetch_add_unless atomic_fetch_add_unless #ifndef CONFIG_GENERIC_ATOMIC64 -static __always_inline long atomic64_fetch_add_unless(atomic64_t *v, long a, long u) +static __always_inline s64 atomic64_fetch_add_unless(atomic64_t *v, s64 a, s64 u) { - long prev, rc; + s64 prev; + long rc; __asm__ __volatile__ ( "0: lr.d %[p], %[c]\n" @@ -290,11 +291,11 @@ c_t atomic##prefix##_cmpxchg(atomic##prefix##_t *v, c_t o, c_t n) \ #ifdef CONFIG_GENERIC_ATOMIC64 #define ATOMIC_OPS() \ - ATOMIC_OP( int, , 4) + ATOMIC_OP(int, , 4) #else #define ATOMIC_OPS() \ - ATOMIC_OP( int, , 4) \ - ATOMIC_OP(long, 64, 8) + ATOMIC_OP(int, , 4) \ + ATOMIC_OP(s64, 64, 8) #endif ATOMIC_OPS() @@ -332,9 +333,10 @@ static __always_inline int atomic_sub_if_positive(atomic_t *v, int offset) #define atomic_dec_if_positive(v) atomic_sub_if_positive(v, 1) #ifndef CONFIG_GENERIC_ATOMIC64 -static __always_inline long atomic64_sub_if_positive(atomic64_t *v, int offset) +static __always_inline s64 atomic64_sub_if_positive(atomic64_t *v, s64 offset) { - long prev, rc; + s64 prev; + long rc; __asm__ __volatile__ ( "0: lr.d %[p], %[c]\n" diff --git a/arch/riscv/include/asm/barrier.h b/arch/riscv/include/asm/barrier.h index d4628e4b3a5e..3f1737f301cc 100644 --- a/arch/riscv/include/asm/barrier.h +++ b/arch/riscv/include/asm/barrier.h @@ -1,21 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arch/arm/include/asm/barrier.h * * Copyright (C) 2012 ARM Ltd. * Copyright (C) 2013 Regents of the University of California * Copyright (C) 2017 SiFive - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _ASM_RISCV_BARRIER_H diff --git a/arch/riscv/include/asm/bitops.h b/arch/riscv/include/asm/bitops.h index 3943be480af0..396a3303c537 100644 --- a/arch/riscv/include/asm/bitops.h +++ b/arch/riscv/include/asm/bitops.h @@ -15,11 +15,6 @@ #include <asm/barrier.h> #include <asm/bitsperlong.h> -#ifndef smp_mb__before_clear_bit -#define smp_mb__before_clear_bit() smp_mb() -#define smp_mb__after_clear_bit() smp_mb() -#endif /* smp_mb__before_clear_bit */ - #include <asm-generic/bitops/__ffs.h> #include <asm-generic/bitops/ffz.h> #include <asm-generic/bitops/fls.h> diff --git a/arch/riscv/include/asm/hwcap.h b/arch/riscv/include/asm/hwcap.h index 8a4ed7bbcbea..7ecb7c6a57b1 100644 --- a/arch/riscv/include/asm/hwcap.h +++ b/arch/riscv/include/asm/hwcap.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copied from arch/arm64/include/asm/hwcap.h * * Copyright (C) 2012 ARM Ltd. * Copyright (C) 2017 SiFive - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_HWCAP_H #define __ASM_HWCAP_H diff --git a/arch/riscv/include/asm/vdso.h b/arch/riscv/include/asm/vdso.h index ec6180a4b55d..7a7fce63c474 100644 --- a/arch/riscv/include/asm/vdso.h +++ b/arch/riscv/include/asm/vdso.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Limited * Copyright (C) 2014 Regents of the University of California * Copyright (C) 2017 SiFive - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _ASM_RISCV_VDSO_H diff --git a/arch/riscv/include/uapi/asm/auxvec.h b/arch/riscv/include/uapi/asm/auxvec.h index 1376515547cd..62716653554b 100644 --- a/arch/riscv/include/uapi/asm/auxvec.h +++ b/arch/riscv/include/uapi/asm/auxvec.h @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. * Copyright (C) 2015 Regents of the University of California - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _UAPI_ASM_RISCV_AUXVEC_H diff --git a/arch/riscv/include/uapi/asm/bitsperlong.h b/arch/riscv/include/uapi/asm/bitsperlong.h index 0b3cb52fd29d..0b9b58b57ff6 100644 --- a/arch/riscv/include/uapi/asm/bitsperlong.h +++ b/arch/riscv/include/uapi/asm/bitsperlong.h @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. * Copyright (C) 2015 Regents of the University of California - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _UAPI_ASM_RISCV_BITSPERLONG_H diff --git a/arch/riscv/include/uapi/asm/byteorder.h b/arch/riscv/include/uapi/asm/byteorder.h index 4ca38af2cd32..1920debc09c0 100644 --- a/arch/riscv/include/uapi/asm/byteorder.h +++ b/arch/riscv/include/uapi/asm/byteorder.h @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. * Copyright (C) 2015 Regents of the University of California - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _UAPI_ASM_RISCV_BYTEORDER_H diff --git a/arch/riscv/include/uapi/asm/hwcap.h b/arch/riscv/include/uapi/asm/hwcap.h index f333221c9ab2..7d786145183b 100644 --- a/arch/riscv/include/uapi/asm/hwcap.h +++ b/arch/riscv/include/uapi/asm/hwcap.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copied from arch/arm64/include/asm/hwcap.h * * Copyright (C) 2012 ARM Ltd. * Copyright (C) 2017 SiFive - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __UAPI_ASM_HWCAP_H #define __UAPI_ASM_HWCAP_H diff --git a/arch/riscv/include/uapi/asm/ucontext.h b/arch/riscv/include/uapi/asm/ucontext.h index 1fae8b1697e0..b58e00cee2ec 100644 --- a/arch/riscv/include/uapi/asm/ucontext.h +++ b/arch/riscv/include/uapi/asm/ucontext.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. * Copyright (C) 2017 SiFive, Inc. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * * This file was copied from arch/arm64/include/uapi/asm/ucontext.h */ #ifndef _UAPI__ASM_UCONTEXT_H diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c index bc29b010b722..b1ade9a49347 100644 --- a/arch/riscv/kernel/cpufeature.c +++ b/arch/riscv/kernel/cpufeature.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copied from arch/arm64/kernel/cpufeature.c * * Copyright (C) 2015 ARM Ltd. * Copyright (C) 2017 SiFive - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/of.h> diff --git a/arch/riscv/kernel/reset.c b/arch/riscv/kernel/reset.c index cfb6eb1d762d..d0fe623bfb8f 100644 --- a/arch/riscv/kernel/reset.c +++ b/arch/riscv/kernel/reset.c @@ -13,6 +13,7 @@ static void default_power_off(void) } void (*pm_power_off)(void) = default_power_off; +EXPORT_SYMBOL(pm_power_off); void machine_restart(char *cmd) { diff --git a/arch/riscv/kernel/riscv_ksyms.c b/arch/riscv/kernel/riscv_ksyms.c index f247d6d2137c..4800cf703186 100644 --- a/arch/riscv/kernel/riscv_ksyms.c +++ b/arch/riscv/kernel/riscv_ksyms.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 Zihao Yu - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/export.h> diff --git a/arch/riscv/kernel/smp.c b/arch/riscv/kernel/smp.c index b2537ffa855c..5a9834503a2f 100644 --- a/arch/riscv/kernel/smp.c +++ b/arch/riscv/kernel/smp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * SMP initialisation and IPI support * Based on arch/arm64/kernel/smp.c @@ -5,18 +6,6 @@ * Copyright (C) 2012 ARM Ltd. * Copyright (C) 2015 Regents of the University of California * Copyright (C) 2017 SiFive - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/interrupt.h> diff --git a/arch/riscv/kernel/vdso.c b/arch/riscv/kernel/vdso.c index 0cd044122234..a0084c36d270 100644 --- a/arch/riscv/kernel/vdso.c +++ b/arch/riscv/kernel/vdso.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004 Benjamin Herrenschmidt, IBM Corp. * <benh@kernel.crashing.org> * Copyright (C) 2012 ARM Limited * Copyright (C) 2015 Regents of the University of California - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/mm.h> diff --git a/arch/riscv/lib/delay.c b/arch/riscv/lib/delay.c index 7e893ae0f10e..87ff89e88f2c 100644 --- a/arch/riscv/lib/delay.c +++ b/arch/riscv/lib/delay.c @@ -80,7 +80,7 @@ EXPORT_SYMBOL(__delay); void udelay(unsigned long usecs) { - unsigned long ucycles = usecs * lpj_fine * UDELAY_MULT; + u64 ucycles = (u64)usecs * lpj_fine * UDELAY_MULT; if (unlikely(usecs > MAX_UDELAY_US)) { __delay((u64)usecs * riscv_timebase / 1000000ULL); diff --git a/arch/riscv/mm/fault.c b/arch/riscv/mm/fault.c index fd7662afddea..f960c3f4ce47 100644 --- a/arch/riscv/mm/fault.c +++ b/arch/riscv/mm/fault.c @@ -16,6 +16,7 @@ #include <asm/pgalloc.h> #include <asm/ptrace.h> +#include <asm/tlbflush.h> /* * This routine handles page faults. It determines the address and the @@ -265,6 +266,15 @@ vmalloc_fault: pte_k = pte_offset_kernel(pmd_k, addr); if (!pte_present(*pte_k)) goto no_context; + + /* + * The kernel assumes that TLBs don't cache invalid + * entries, but in RISC-V, SFENCE.VMA specifies an + * ordering constraint, not a cache flush; it is + * necessary even after writing invalid entries. + */ + local_flush_tlb_page(addr); + return; } } diff --git a/arch/riscv/net/bpf_jit_comp.c b/arch/riscv/net/bpf_jit_comp.c index 80b12aa5e10d..426d5c33ea90 100644 --- a/arch/riscv/net/bpf_jit_comp.c +++ b/arch/riscv/net/bpf_jit_comp.c @@ -751,22 +751,32 @@ static int emit_insn(const struct bpf_insn *insn, struct rv_jit_context *ctx, case BPF_ALU | BPF_ADD | BPF_X: case BPF_ALU64 | BPF_ADD | BPF_X: emit(is64 ? rv_add(rd, rd, rs) : rv_addw(rd, rd, rs), ctx); + if (!is64) + emit_zext_32(rd, ctx); break; case BPF_ALU | BPF_SUB | BPF_X: case BPF_ALU64 | BPF_SUB | BPF_X: emit(is64 ? rv_sub(rd, rd, rs) : rv_subw(rd, rd, rs), ctx); + if (!is64) + emit_zext_32(rd, ctx); break; case BPF_ALU | BPF_AND | BPF_X: case BPF_ALU64 | BPF_AND | BPF_X: emit(rv_and(rd, rd, rs), ctx); + if (!is64) + emit_zext_32(rd, ctx); break; case BPF_ALU | BPF_OR | BPF_X: case BPF_ALU64 | BPF_OR | BPF_X: emit(rv_or(rd, rd, rs), ctx); + if (!is64) + emit_zext_32(rd, ctx); break; case BPF_ALU | BPF_XOR | BPF_X: case BPF_ALU64 | BPF_XOR | BPF_X: emit(rv_xor(rd, rd, rs), ctx); + if (!is64) + emit_zext_32(rd, ctx); break; case BPF_ALU | BPF_MUL | BPF_X: case BPF_ALU64 | BPF_MUL | BPF_X: @@ -789,14 +799,20 @@ static int emit_insn(const struct bpf_insn *insn, struct rv_jit_context *ctx, case BPF_ALU | BPF_LSH | BPF_X: case BPF_ALU64 | BPF_LSH | BPF_X: emit(is64 ? rv_sll(rd, rd, rs) : rv_sllw(rd, rd, rs), ctx); + if (!is64) + emit_zext_32(rd, ctx); break; case BPF_ALU | BPF_RSH | BPF_X: case BPF_ALU64 | BPF_RSH | BPF_X: emit(is64 ? rv_srl(rd, rd, rs) : rv_srlw(rd, rd, rs), ctx); + if (!is64) + emit_zext_32(rd, ctx); break; case BPF_ALU | BPF_ARSH | BPF_X: case BPF_ALU64 | BPF_ARSH | BPF_X: emit(is64 ? rv_sra(rd, rd, rs) : rv_sraw(rd, rd, rs), ctx); + if (!is64) + emit_zext_32(rd, ctx); break; /* dst = -dst */ @@ -804,6 +820,8 @@ static int emit_insn(const struct bpf_insn *insn, struct rv_jit_context *ctx, case BPF_ALU64 | BPF_NEG: emit(is64 ? rv_sub(rd, RV_REG_ZERO, rd) : rv_subw(rd, RV_REG_ZERO, rd), ctx); + if (!is64) + emit_zext_32(rd, ctx); break; /* dst = BSWAP##imm(dst) */ @@ -958,14 +976,20 @@ out_be: case BPF_ALU | BPF_LSH | BPF_K: case BPF_ALU64 | BPF_LSH | BPF_K: emit(is64 ? rv_slli(rd, rd, imm) : rv_slliw(rd, rd, imm), ctx); + if (!is64) + emit_zext_32(rd, ctx); break; case BPF_ALU | BPF_RSH | BPF_K: case BPF_ALU64 | BPF_RSH | BPF_K: emit(is64 ? rv_srli(rd, rd, imm) : rv_srliw(rd, rd, imm), ctx); + if (!is64) + emit_zext_32(rd, ctx); break; case BPF_ALU | BPF_ARSH | BPF_K: case BPF_ALU64 | BPF_ARSH | BPF_K: emit(is64 ? rv_srai(rd, rd, imm) : rv_sraiw(rd, rd, imm), ctx); + if (!is64) + emit_zext_32(rd, ctx); break; /* JUMP off */ diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 109243fdb6ec..fdb4246265a5 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -1,4 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 +config ARCH_HAS_MEM_ENCRYPT + def_bool y + config MMU def_bool y @@ -30,7 +33,7 @@ config GENERIC_BUG_RELATIVE_POINTERS def_bool y config GENERIC_LOCKBREAK - def_bool y if SMP && PREEMPT + def_bool y if PREEMPT config PGSTE def_bool y if KVM @@ -113,7 +116,6 @@ config S390 select DYNAMIC_FTRACE if FUNCTION_TRACER select GENERIC_CLOCKEVENTS select GENERIC_CPU_AUTOPROBE - select GENERIC_CPU_DEVICES if !SMP select GENERIC_CPU_VULNERABILITIES select GENERIC_FIND_FIRST_BIT select GENERIC_SMP_IDLE_THREAD @@ -187,6 +189,8 @@ config S390 select VIRT_CPU_ACCOUNTING select ARCH_HAS_SCALED_CPUTIME select HAVE_NMI + select SWIOTLB + select GENERIC_ALLOCATOR config SCHED_OMIT_FRAME_POINTER @@ -399,27 +403,10 @@ config SYSVIPC_COMPAT config SMP def_bool y - prompt "Symmetric multi-processing support" - ---help--- - This enables support for systems with more than one CPU. If you have - a system with only one CPU, like most personal computers, say N. If - you have a system with more than one CPU, say Y. - - If you say N here, the kernel will run on uni- and multiprocessor - machines, but will use only one CPU of a multiprocessor machine. If - you say Y here, the kernel will run on many, but not all, - uniprocessor machines. On a uniprocessor machine, the kernel - will run faster if you say N here. - - See also the SMP-HOWTO available at - <http://www.tldp.org/docs.html#howto>. - - Even if you don't know what to do here, say Y. config NR_CPUS int "Maximum number of CPUs (2-512)" range 2 512 - depends on SMP default "64" help This allows you to specify the maximum number of CPUs which this @@ -431,12 +418,6 @@ config NR_CPUS config HOTPLUG_CPU def_bool y - prompt "Support for hot-pluggable CPUs" - depends on SMP - help - Say Y here to be able to turn CPUs off and on. CPUs - can be controlled through /sys/devices/system/cpu/cpu#. - Say N if you want to disable CPU hotplug. # Some NUMA nodes have memory ranges that span # other nodes. Even though a pfn is valid and @@ -448,7 +429,7 @@ config NODES_SPAN_OTHER_NODES config NUMA bool "NUMA support" - depends on SMP && SCHED_TOPOLOGY + depends on SCHED_TOPOLOGY default n help Enable NUMA support @@ -523,7 +504,6 @@ config SCHED_DRAWER config SCHED_TOPOLOGY def_bool y prompt "Topology scheduler support" - depends on SMP select SCHED_SMT select SCHED_MC select SCHED_BOOK @@ -763,7 +743,7 @@ config PCI_NR_FUNCTIONS This allows you to specify the maximum number of PCI functions which this kernel will support. -endif # PCI +endif # PCI config HAS_IOMEM def_bool PCI @@ -829,16 +809,15 @@ menu "Dump support" config CRASH_DUMP bool "kernel crash dumps" - depends on SMP select KEXEC help Generate crash dump after being started by kexec. Crash dump kernels are loaded in the main kernel with kexec-tools into a specially reserved region and then later executed after a crash by kdump/kexec. - Refer to <file:Documentation/s390/zfcpdump.txt> for more details on this. + Refer to <file:Documentation/s390/zfcpdump.rst> for more details on this. This option also enables s390 zfcpdump. - See also <file:Documentation/s390/zfcpdump.txt> + See also <file:Documentation/s390/zfcpdump.rst> endmenu diff --git a/arch/s390/Makefile b/arch/s390/Makefile index de8521fc9de5..e48013cf50a2 100644 --- a/arch/s390/Makefile +++ b/arch/s390/Makefile @@ -30,6 +30,7 @@ KBUILD_CFLAGS_DECOMPRESSOR += -DDISABLE_BRANCH_PROFILING -D__NO_FORTIFY KBUILD_CFLAGS_DECOMPRESSOR += -fno-delete-null-pointer-checks -msoft-float KBUILD_CFLAGS_DECOMPRESSOR += -fno-asynchronous-unwind-tables KBUILD_CFLAGS_DECOMPRESSOR += $(call cc-option,-ffreestanding) +KBUILD_CFLAGS_DECOMPRESSOR += $(call cc-disable-warning, address-of-packed-member) KBUILD_CFLAGS_DECOMPRESSOR += $(if $(CONFIG_DEBUG_INFO),-g) KBUILD_CFLAGS_DECOMPRESSOR += $(if $(CONFIG_DEBUG_INFO_DWARF4), $(call cc-option, -gdwarf-4,)) UTS_MACHINE := s390x diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig index b0920b35f87b..a6dc01a22048 100644 --- a/arch/s390/configs/debug_defconfig +++ b/arch/s390/configs/debug_defconfig @@ -88,6 +88,7 @@ CONFIG_HOTPLUG_PCI=y CONFIG_HOTPLUG_PCI_S390=y CONFIG_CHSC_SCH=y CONFIG_VFIO_AP=m +CONFIG_VFIO_CCW=m CONFIG_CRASH_DUMP=y CONFIG_BINFMT_MISC=m CONFIG_HIBERNATION=y @@ -498,6 +499,7 @@ CONFIG_VIRTIO_PCI=m CONFIG_VIRTIO_BALLOON=m CONFIG_VIRTIO_INPUT=y CONFIG_S390_AP_IOMMU=y +CONFIG_S390_CCW_IOMMU=y CONFIG_EXT4_FS=y CONFIG_EXT4_FS_POSIX_ACL=y CONFIG_EXT4_FS_SECURITY=y diff --git a/arch/s390/configs/defconfig b/arch/s390/configs/defconfig index c59b922cb6c5..e4bc40073003 100644 --- a/arch/s390/configs/defconfig +++ b/arch/s390/configs/defconfig @@ -1,21 +1,22 @@ CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y -CONFIG_USELIB=y CONFIG_AUDIT=y CONFIG_NO_HZ_IDLE=y CONFIG_HIGH_RES_TIMERS=y +CONFIG_BSD_PROCESS_ACCT=y +CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_TASKSTATS=y CONFIG_TASK_DELAY_ACCT=y CONFIG_TASK_XACCT=y CONFIG_TASK_IO_ACCOUNTING=y -# CONFIG_CPU_ISOLATION is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y -CONFIG_CGROUPS=y +CONFIG_NUMA_BALANCING=y +# CONFIG_NUMA_BALANCING_DEFAULT_ENABLED is not set CONFIG_MEMCG=y CONFIG_MEMCG_SWAP=y CONFIG_BLK_CGROUP=y -CONFIG_CGROUP_SCHED=y +CONFIG_CFS_BANDWIDTH=y CONFIG_RT_GROUP_SCHED=y CONFIG_CGROUP_PIDS=y CONFIG_CGROUP_FREEZER=y @@ -26,98 +27,402 @@ CONFIG_CGROUP_CPUACCT=y CONFIG_CGROUP_PERF=y CONFIG_NAMESPACES=y CONFIG_USER_NS=y -CONFIG_CHECKPOINT_RESTORE=y +CONFIG_SCHED_AUTOGROUP=y CONFIG_BLK_DEV_INITRD=y CONFIG_EXPERT=y # CONFIG_SYSFS_SYSCALL is not set +CONFIG_CHECKPOINT_RESTORE=y CONFIG_BPF_SYSCALL=y CONFIG_USERFAULTFD=y # CONFIG_COMPAT_BRK is not set CONFIG_PROFILING=y -CONFIG_LIVEPATCH=y -CONFIG_NR_CPUS=256 -CONFIG_NUMA=y -CONFIG_HZ_100=y -CONFIG_KEXEC_FILE=y -CONFIG_KEXEC_VERIFY_SIG=y -CONFIG_CRASH_DUMP=y -CONFIG_HIBERNATION=y -CONFIG_PM_DEBUG=y -CONFIG_CMM=m -CONFIG_OPROFILE=y +CONFIG_OPROFILE=m CONFIG_KPROBES=y CONFIG_JUMP_LABEL=y -CONFIG_STATIC_KEYS_SELFTEST=y CONFIG_MODULES=y +CONFIG_MODULE_FORCE_LOAD=y CONFIG_MODULE_UNLOAD=y +CONFIG_MODULE_FORCE_UNLOAD=y +CONFIG_MODVERSIONS=y +CONFIG_MODULE_SRCVERSION_ALL=y +CONFIG_MODULE_SIG=y +CONFIG_MODULE_SIG_SHA256=y CONFIG_BLK_DEV_INTEGRITY=y +CONFIG_BLK_DEV_THROTTLING=y +CONFIG_BLK_WBT=y +CONFIG_BLK_WBT_SQ=y CONFIG_PARTITION_ADVANCED=y CONFIG_IBM_PARTITION=y +CONFIG_BSD_DISKLABEL=y +CONFIG_MINIX_SUBPARTITION=y +CONFIG_SOLARIS_X86_PARTITION=y +CONFIG_UNIXWARE_DISKLABEL=y +CONFIG_CFQ_GROUP_IOSCHED=y CONFIG_DEFAULT_DEADLINE=y -CONFIG_BINFMT_MISC=m +CONFIG_LIVEPATCH=y +CONFIG_TUNE_ZEC12=y +CONFIG_NR_CPUS=512 +CONFIG_NUMA=y +CONFIG_HZ_100=y +CONFIG_KEXEC_FILE=y +CONFIG_KEXEC_VERIFY_SIG=y +CONFIG_EXPOLINE=y +CONFIG_EXPOLINE_AUTO=y CONFIG_MEMORY_HOTPLUG=y CONFIG_MEMORY_HOTREMOVE=y CONFIG_KSM=y CONFIG_TRANSPARENT_HUGEPAGE=y CONFIG_CLEANCACHE=y CONFIG_FRONTSWAP=y +CONFIG_MEM_SOFT_DIRTY=y CONFIG_ZSWAP=y CONFIG_ZBUD=m CONFIG_ZSMALLOC=m CONFIG_ZSMALLOC_STAT=y +CONFIG_DEFERRED_STRUCT_PAGE_INIT=y CONFIG_IDLE_PAGE_TRACKING=y +CONFIG_PCI=y +CONFIG_HOTPLUG_PCI=y +CONFIG_HOTPLUG_PCI_S390=y +CONFIG_CHSC_SCH=y +CONFIG_VFIO_AP=m +CONFIG_VFIO_CCW=m +CONFIG_CRASH_DUMP=y +CONFIG_BINFMT_MISC=m +CONFIG_HIBERNATION=y +CONFIG_PM_DEBUG=y CONFIG_NET=y CONFIG_PACKET=y +CONFIG_PACKET_DIAG=m CONFIG_UNIX=y -CONFIG_NET_KEY=y +CONFIG_UNIX_DIAG=m +CONFIG_XFRM_USER=m +CONFIG_NET_KEY=m +CONFIG_SMC=m +CONFIG_SMC_DIAG=m CONFIG_INET=y CONFIG_IP_MULTICAST=y +CONFIG_IP_ADVANCED_ROUTER=y +CONFIG_IP_MULTIPLE_TABLES=y +CONFIG_IP_ROUTE_MULTIPATH=y +CONFIG_IP_ROUTE_VERBOSE=y +CONFIG_NET_IPIP=m +CONFIG_NET_IPGRE_DEMUX=m +CONFIG_NET_IPGRE=m +CONFIG_NET_IPGRE_BROADCAST=y +CONFIG_IP_MROUTE=y +CONFIG_IP_MROUTE_MULTIPLE_TABLES=y +CONFIG_IP_PIMSM_V1=y +CONFIG_IP_PIMSM_V2=y +CONFIG_SYN_COOKIES=y +CONFIG_NET_IPVTI=m +CONFIG_INET_AH=m +CONFIG_INET_ESP=m +CONFIG_INET_IPCOMP=m +CONFIG_INET_XFRM_MODE_TRANSPORT=m +CONFIG_INET_XFRM_MODE_TUNNEL=m +CONFIG_INET_XFRM_MODE_BEET=m +CONFIG_INET_DIAG=m +CONFIG_INET_UDP_DIAG=m +CONFIG_TCP_CONG_ADVANCED=y +CONFIG_TCP_CONG_HSTCP=m +CONFIG_TCP_CONG_HYBLA=m +CONFIG_TCP_CONG_SCALABLE=m +CONFIG_TCP_CONG_LP=m +CONFIG_TCP_CONG_VENO=m +CONFIG_TCP_CONG_YEAH=m +CONFIG_TCP_CONG_ILLINOIS=m +CONFIG_IPV6_ROUTER_PREF=y +CONFIG_INET6_AH=m +CONFIG_INET6_ESP=m +CONFIG_INET6_IPCOMP=m +CONFIG_IPV6_MIP6=m +CONFIG_INET6_XFRM_MODE_TRANSPORT=m +CONFIG_INET6_XFRM_MODE_TUNNEL=m +CONFIG_INET6_XFRM_MODE_BEET=m +CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION=m +CONFIG_IPV6_VTI=m +CONFIG_IPV6_SIT=m +CONFIG_IPV6_GRE=m +CONFIG_IPV6_MULTIPLE_TABLES=y +CONFIG_IPV6_SUBTREES=y +CONFIG_NETFILTER=y +CONFIG_NF_CONNTRACK=m +CONFIG_NF_CONNTRACK_SECMARK=y +CONFIG_NF_CONNTRACK_EVENTS=y +CONFIG_NF_CONNTRACK_TIMEOUT=y +CONFIG_NF_CONNTRACK_TIMESTAMP=y +CONFIG_NF_CONNTRACK_AMANDA=m +CONFIG_NF_CONNTRACK_FTP=m +CONFIG_NF_CONNTRACK_H323=m +CONFIG_NF_CONNTRACK_IRC=m +CONFIG_NF_CONNTRACK_NETBIOS_NS=m +CONFIG_NF_CONNTRACK_SNMP=m +CONFIG_NF_CONNTRACK_PPTP=m +CONFIG_NF_CONNTRACK_SANE=m +CONFIG_NF_CONNTRACK_SIP=m +CONFIG_NF_CONNTRACK_TFTP=m +CONFIG_NF_CT_NETLINK=m +CONFIG_NF_CT_NETLINK_TIMEOUT=m +CONFIG_NF_TABLES=m +CONFIG_NFT_CT=m +CONFIG_NFT_COUNTER=m +CONFIG_NFT_LOG=m +CONFIG_NFT_LIMIT=m +CONFIG_NFT_NAT=m +CONFIG_NFT_COMPAT=m +CONFIG_NFT_HASH=m +CONFIG_NETFILTER_XT_SET=m +CONFIG_NETFILTER_XT_TARGET_AUDIT=m +CONFIG_NETFILTER_XT_TARGET_CHECKSUM=m +CONFIG_NETFILTER_XT_TARGET_CLASSIFY=m +CONFIG_NETFILTER_XT_TARGET_CONNMARK=m +CONFIG_NETFILTER_XT_TARGET_CONNSECMARK=m +CONFIG_NETFILTER_XT_TARGET_CT=m +CONFIG_NETFILTER_XT_TARGET_DSCP=m +CONFIG_NETFILTER_XT_TARGET_HMARK=m +CONFIG_NETFILTER_XT_TARGET_IDLETIMER=m +CONFIG_NETFILTER_XT_TARGET_LOG=m +CONFIG_NETFILTER_XT_TARGET_MARK=m +CONFIG_NETFILTER_XT_TARGET_NFLOG=m +CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m +CONFIG_NETFILTER_XT_TARGET_TEE=m +CONFIG_NETFILTER_XT_TARGET_TPROXY=m +CONFIG_NETFILTER_XT_TARGET_TRACE=m +CONFIG_NETFILTER_XT_TARGET_SECMARK=m +CONFIG_NETFILTER_XT_TARGET_TCPMSS=m +CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP=m +CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=m +CONFIG_NETFILTER_XT_MATCH_BPF=m +CONFIG_NETFILTER_XT_MATCH_CLUSTER=m +CONFIG_NETFILTER_XT_MATCH_COMMENT=m +CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m +CONFIG_NETFILTER_XT_MATCH_CONNLABEL=m +CONFIG_NETFILTER_XT_MATCH_CONNLIMIT=m +CONFIG_NETFILTER_XT_MATCH_CONNMARK=m +CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m +CONFIG_NETFILTER_XT_MATCH_CPU=m +CONFIG_NETFILTER_XT_MATCH_DCCP=m +CONFIG_NETFILTER_XT_MATCH_DEVGROUP=m +CONFIG_NETFILTER_XT_MATCH_DSCP=m +CONFIG_NETFILTER_XT_MATCH_ESP=m +CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=m +CONFIG_NETFILTER_XT_MATCH_HELPER=m +CONFIG_NETFILTER_XT_MATCH_IPRANGE=m +CONFIG_NETFILTER_XT_MATCH_IPVS=m +CONFIG_NETFILTER_XT_MATCH_LENGTH=m +CONFIG_NETFILTER_XT_MATCH_LIMIT=m +CONFIG_NETFILTER_XT_MATCH_MAC=m +CONFIG_NETFILTER_XT_MATCH_MARK=m +CONFIG_NETFILTER_XT_MATCH_MULTIPORT=m +CONFIG_NETFILTER_XT_MATCH_NFACCT=m +CONFIG_NETFILTER_XT_MATCH_OSF=m +CONFIG_NETFILTER_XT_MATCH_OWNER=m +CONFIG_NETFILTER_XT_MATCH_POLICY=m +CONFIG_NETFILTER_XT_MATCH_PHYSDEV=m +CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m +CONFIG_NETFILTER_XT_MATCH_QUOTA=m +CONFIG_NETFILTER_XT_MATCH_RATEEST=m +CONFIG_NETFILTER_XT_MATCH_REALM=m +CONFIG_NETFILTER_XT_MATCH_RECENT=m +CONFIG_NETFILTER_XT_MATCH_STATE=m +CONFIG_NETFILTER_XT_MATCH_STATISTIC=m +CONFIG_NETFILTER_XT_MATCH_STRING=m +CONFIG_NETFILTER_XT_MATCH_TCPMSS=m +CONFIG_NETFILTER_XT_MATCH_TIME=m +CONFIG_NETFILTER_XT_MATCH_U32=m +CONFIG_IP_SET=m +CONFIG_IP_SET_BITMAP_IP=m +CONFIG_IP_SET_BITMAP_IPMAC=m +CONFIG_IP_SET_BITMAP_PORT=m +CONFIG_IP_SET_HASH_IP=m +CONFIG_IP_SET_HASH_IPPORT=m +CONFIG_IP_SET_HASH_IPPORTIP=m +CONFIG_IP_SET_HASH_IPPORTNET=m +CONFIG_IP_SET_HASH_NETPORTNET=m +CONFIG_IP_SET_HASH_NET=m +CONFIG_IP_SET_HASH_NETNET=m +CONFIG_IP_SET_HASH_NETPORT=m +CONFIG_IP_SET_HASH_NETIFACE=m +CONFIG_IP_SET_LIST_SET=m +CONFIG_IP_VS=m +CONFIG_IP_VS_PROTO_TCP=y +CONFIG_IP_VS_PROTO_UDP=y +CONFIG_IP_VS_PROTO_ESP=y +CONFIG_IP_VS_PROTO_AH=y +CONFIG_IP_VS_RR=m +CONFIG_IP_VS_WRR=m +CONFIG_IP_VS_LC=m +CONFIG_IP_VS_WLC=m +CONFIG_IP_VS_LBLC=m +CONFIG_IP_VS_LBLCR=m +CONFIG_IP_VS_DH=m +CONFIG_IP_VS_SH=m +CONFIG_IP_VS_SED=m +CONFIG_IP_VS_NQ=m +CONFIG_IP_VS_FTP=m +CONFIG_IP_VS_PE_SIP=m +CONFIG_NF_CONNTRACK_IPV4=m +CONFIG_NF_TABLES_IPV4=y +CONFIG_NFT_CHAIN_ROUTE_IPV4=m +CONFIG_NF_TABLES_ARP=y +CONFIG_NFT_CHAIN_NAT_IPV4=m +CONFIG_IP_NF_IPTABLES=m +CONFIG_IP_NF_MATCH_AH=m +CONFIG_IP_NF_MATCH_ECN=m +CONFIG_IP_NF_MATCH_RPFILTER=m +CONFIG_IP_NF_MATCH_TTL=m +CONFIG_IP_NF_FILTER=m +CONFIG_IP_NF_TARGET_REJECT=m +CONFIG_IP_NF_NAT=m +CONFIG_IP_NF_TARGET_MASQUERADE=m +CONFIG_IP_NF_MANGLE=m +CONFIG_IP_NF_TARGET_CLUSTERIP=m +CONFIG_IP_NF_TARGET_ECN=m +CONFIG_IP_NF_TARGET_TTL=m +CONFIG_IP_NF_RAW=m +CONFIG_IP_NF_SECURITY=m +CONFIG_IP_NF_ARPTABLES=m +CONFIG_IP_NF_ARPFILTER=m +CONFIG_IP_NF_ARP_MANGLE=m +CONFIG_NF_CONNTRACK_IPV6=m +CONFIG_NF_TABLES_IPV6=y +CONFIG_NFT_CHAIN_ROUTE_IPV6=m +CONFIG_NFT_CHAIN_NAT_IPV6=m +CONFIG_IP6_NF_IPTABLES=m +CONFIG_IP6_NF_MATCH_AH=m +CONFIG_IP6_NF_MATCH_EUI64=m +CONFIG_IP6_NF_MATCH_FRAG=m +CONFIG_IP6_NF_MATCH_OPTS=m +CONFIG_IP6_NF_MATCH_HL=m +CONFIG_IP6_NF_MATCH_IPV6HEADER=m +CONFIG_IP6_NF_MATCH_MH=m +CONFIG_IP6_NF_MATCH_RPFILTER=m +CONFIG_IP6_NF_MATCH_RT=m +CONFIG_IP6_NF_TARGET_HL=m +CONFIG_IP6_NF_FILTER=m +CONFIG_IP6_NF_TARGET_REJECT=m +CONFIG_IP6_NF_MANGLE=m +CONFIG_IP6_NF_RAW=m +CONFIG_IP6_NF_SECURITY=m +CONFIG_IP6_NF_NAT=m +CONFIG_IP6_NF_TARGET_MASQUERADE=m +CONFIG_NF_TABLES_BRIDGE=y +CONFIG_RDS=m +CONFIG_RDS_RDMA=m +CONFIG_RDS_TCP=m CONFIG_L2TP=m CONFIG_L2TP_DEBUGFS=m -CONFIG_VLAN_8021Q=y +CONFIG_L2TP_V3=y +CONFIG_L2TP_IP=m +CONFIG_L2TP_ETH=m +CONFIG_BRIDGE=m +CONFIG_VLAN_8021Q=m +CONFIG_VLAN_8021Q_GVRP=y CONFIG_NET_SCHED=y CONFIG_NET_SCH_CBQ=m +CONFIG_NET_SCH_HTB=m +CONFIG_NET_SCH_HFSC=m CONFIG_NET_SCH_PRIO=m +CONFIG_NET_SCH_MULTIQ=m CONFIG_NET_SCH_RED=m +CONFIG_NET_SCH_SFB=m CONFIG_NET_SCH_SFQ=m CONFIG_NET_SCH_TEQL=m CONFIG_NET_SCH_TBF=m CONFIG_NET_SCH_GRED=m CONFIG_NET_SCH_DSMARK=m +CONFIG_NET_SCH_NETEM=m +CONFIG_NET_SCH_DRR=m +CONFIG_NET_SCH_MQPRIO=m +CONFIG_NET_SCH_CHOKE=m +CONFIG_NET_SCH_QFQ=m +CONFIG_NET_SCH_CODEL=m +CONFIG_NET_SCH_FQ_CODEL=m +CONFIG_NET_SCH_INGRESS=m +CONFIG_NET_SCH_PLUG=m +CONFIG_NET_CLS_BASIC=m CONFIG_NET_CLS_TCINDEX=m CONFIG_NET_CLS_ROUTE4=m CONFIG_NET_CLS_FW=m CONFIG_NET_CLS_U32=m +CONFIG_CLS_U32_PERF=y CONFIG_CLS_U32_MARK=y CONFIG_NET_CLS_RSVP=m CONFIG_NET_CLS_RSVP6=m +CONFIG_NET_CLS_FLOW=m +CONFIG_NET_CLS_CGROUP=y +CONFIG_NET_CLS_BPF=m CONFIG_NET_CLS_ACT=y -CONFIG_NET_ACT_POLICE=y +CONFIG_NET_ACT_POLICE=m +CONFIG_NET_ACT_GACT=m +CONFIG_GACT_PROB=y +CONFIG_NET_ACT_MIRRED=m +CONFIG_NET_ACT_IPT=m +CONFIG_NET_ACT_NAT=m +CONFIG_NET_ACT_PEDIT=m +CONFIG_NET_ACT_SIMP=m +CONFIG_NET_ACT_SKBEDIT=m +CONFIG_NET_ACT_CSUM=m +CONFIG_DNS_RESOLVER=y +CONFIG_OPENVSWITCH=m +CONFIG_VSOCKETS=m +CONFIG_VIRTIO_VSOCKETS=m +CONFIG_NETLINK_DIAG=m +CONFIG_CGROUP_NET_PRIO=y CONFIG_BPF_JIT=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +CONFIG_NET_PKTGEN=m CONFIG_DEVTMPFS=y +CONFIG_DMA_CMA=y +CONFIG_CMA_SIZE_MBYTES=0 +CONFIG_CONNECTOR=y +CONFIG_ZRAM=m CONFIG_BLK_DEV_LOOP=m +CONFIG_BLK_DEV_CRYPTOLOOP=m +CONFIG_BLK_DEV_DRBD=m CONFIG_BLK_DEV_NBD=m CONFIG_BLK_DEV_RAM=y +CONFIG_BLK_DEV_RAM_SIZE=32768 CONFIG_VIRTIO_BLK=y +CONFIG_BLK_DEV_RBD=m +CONFIG_BLK_DEV_NVME=m +CONFIG_ENCLOSURE_SERVICES=m +CONFIG_GENWQE=m +CONFIG_RAID_ATTRS=m CONFIG_SCSI=y -# CONFIG_SCSI_MQ_DEFAULT is not set CONFIG_BLK_DEV_SD=y -CONFIG_CHR_DEV_ST=y -CONFIG_BLK_DEV_SR=y -CONFIG_BLK_DEV_SR_VENDOR=y +CONFIG_CHR_DEV_ST=m +CONFIG_CHR_DEV_OSST=m +CONFIG_BLK_DEV_SR=m CONFIG_CHR_DEV_SG=y +CONFIG_CHR_DEV_SCH=m +CONFIG_SCSI_ENCLOSURE=m CONFIG_SCSI_CONSTANTS=y CONFIG_SCSI_LOGGING=y +CONFIG_SCSI_SPI_ATTRS=m CONFIG_SCSI_FC_ATTRS=y +CONFIG_SCSI_SAS_LIBSAS=m +CONFIG_SCSI_SRP_ATTRS=m +CONFIG_ISCSI_TCP=m +CONFIG_SCSI_DEBUG=m CONFIG_ZFCP=y -CONFIG_SCSI_VIRTIO=y +CONFIG_SCSI_VIRTIO=m +CONFIG_SCSI_DH=y +CONFIG_SCSI_DH_RDAC=m +CONFIG_SCSI_DH_HP_SW=m +CONFIG_SCSI_DH_EMC=m +CONFIG_SCSI_DH_ALUA=m +CONFIG_SCSI_OSD_INITIATOR=m +CONFIG_SCSI_OSD_ULD=m CONFIG_MD=y +CONFIG_BLK_DEV_MD=y CONFIG_MD_LINEAR=m CONFIG_MD_MULTIPATH=m -CONFIG_BLK_DEV_DM=y +CONFIG_MD_FAULTY=m +CONFIG_BLK_DEV_DM=m CONFIG_DM_CRYPT=m CONFIG_DM_SNAPSHOT=m +CONFIG_DM_THIN_PROVISIONING=m CONFIG_DM_MIRROR=m CONFIG_DM_LOG_USERSPACE=m CONFIG_DM_RAID=m @@ -125,71 +430,216 @@ CONFIG_DM_ZERO=m CONFIG_DM_MULTIPATH=m CONFIG_DM_MULTIPATH_QL=m CONFIG_DM_MULTIPATH_ST=m +CONFIG_DM_DELAY=m CONFIG_DM_UEVENT=y +CONFIG_DM_FLAKEY=m CONFIG_DM_VERITY=m CONFIG_DM_SWITCH=m CONFIG_NETDEVICES=y CONFIG_BONDING=m CONFIG_DUMMY=m CONFIG_EQUALIZER=m +CONFIG_IFB=m +CONFIG_MACVLAN=m +CONFIG_MACVTAP=m +CONFIG_VXLAN=m CONFIG_TUN=m -CONFIG_VIRTIO_NET=y -# CONFIG_NET_VENDOR_ALACRITECH is not set -# CONFIG_NET_VENDOR_AURORA is not set -# CONFIG_NET_VENDOR_CORTINA is not set -# CONFIG_NET_VENDOR_SOLARFLARE is not set -# CONFIG_NET_VENDOR_SOCIONEXT is not set -# CONFIG_NET_VENDOR_SYNOPSYS is not set -# CONFIG_INPUT is not set +CONFIG_VETH=m +CONFIG_VIRTIO_NET=m +CONFIG_NLMON=m +# CONFIG_NET_VENDOR_ARC is not set +# CONFIG_NET_VENDOR_CHELSIO is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +CONFIG_MLX4_EN=m +CONFIG_MLX5_CORE=m +CONFIG_MLX5_CORE_EN=y +# CONFIG_NET_VENDOR_NATSEMI is not set +CONFIG_PPP=m +CONFIG_PPP_BSDCOMP=m +CONFIG_PPP_DEFLATE=m +CONFIG_PPP_MPPE=m +CONFIG_PPPOE=m +CONFIG_PPTP=m +CONFIG_PPPOL2TP=m +CONFIG_PPP_ASYNC=m +CONFIG_PPP_SYNC_TTY=m +CONFIG_ISM=m +CONFIG_INPUT_EVDEV=y +# CONFIG_INPUT_KEYBOARD is not set +# CONFIG_INPUT_MOUSE is not set # CONFIG_SERIO is not set -# CONFIG_VT is not set -CONFIG_DEVKMEM=y +CONFIG_LEGACY_PTY_COUNT=0 +CONFIG_HW_RANDOM_VIRTIO=m CONFIG_RAW_DRIVER=m -CONFIG_VIRTIO_BALLOON=y +CONFIG_HANGCHECK_TIMER=m +CONFIG_TN3270_FS=y +# CONFIG_HWMON is not set +CONFIG_WATCHDOG=y +CONFIG_WATCHDOG_NOWAYOUT=y +CONFIG_SOFT_WATCHDOG=m +CONFIG_DIAG288_WATCHDOG=m +CONFIG_DRM=y +CONFIG_DRM_VIRTIO_GPU=y +CONFIG_FRAMEBUFFER_CONSOLE=y +# CONFIG_HID is not set +# CONFIG_USB_SUPPORT is not set +CONFIG_INFINIBAND=m +CONFIG_INFINIBAND_USER_ACCESS=m +CONFIG_MLX4_INFINIBAND=m +CONFIG_MLX5_INFINIBAND=m +CONFIG_VFIO=m +CONFIG_VFIO_PCI=m +CONFIG_VFIO_MDEV=m +CONFIG_VFIO_MDEV_DEVICE=m +CONFIG_VIRTIO_PCI=m +CONFIG_VIRTIO_BALLOON=m +CONFIG_VIRTIO_INPUT=y +CONFIG_S390_AP_IOMMU=y +CONFIG_S390_CCW_IOMMU=y CONFIG_EXT4_FS=y CONFIG_EXT4_FS_POSIX_ACL=y CONFIG_EXT4_FS_SECURITY=y +CONFIG_JBD2_DEBUG=y +CONFIG_JFS_FS=m +CONFIG_JFS_POSIX_ACL=y +CONFIG_JFS_SECURITY=y +CONFIG_JFS_STATISTICS=y CONFIG_XFS_FS=y CONFIG_XFS_QUOTA=y CONFIG_XFS_POSIX_ACL=y CONFIG_XFS_RT=y +CONFIG_GFS2_FS=m +CONFIG_GFS2_FS_LOCKING_DLM=y +CONFIG_OCFS2_FS=m CONFIG_BTRFS_FS=y CONFIG_BTRFS_FS_POSIX_ACL=y +CONFIG_NILFS2_FS=m +CONFIG_FS_DAX=y +CONFIG_EXPORTFS_BLOCK_OPS=y +CONFIG_FS_ENCRYPTION=y CONFIG_FANOTIFY=y +CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y +CONFIG_QUOTA_NETLINK_INTERFACE=y +CONFIG_QFMT_V1=m +CONFIG_QFMT_V2=m +CONFIG_AUTOFS4_FS=m CONFIG_FUSE_FS=y +CONFIG_CUSE=m +CONFIG_OVERLAY_FS=m +CONFIG_FSCACHE=m +CONFIG_CACHEFILES=m +CONFIG_ISO9660_FS=y +CONFIG_JOLIET=y +CONFIG_ZISOFS=y +CONFIG_UDF_FS=m +CONFIG_MSDOS_FS=m +CONFIG_VFAT_FS=m +CONFIG_NTFS_FS=m +CONFIG_NTFS_RW=y CONFIG_PROC_KCORE=y CONFIG_TMPFS=y CONFIG_TMPFS_POSIX_ACL=y CONFIG_HUGETLBFS=y -# CONFIG_NETWORK_FILESYSTEMS is not set +CONFIG_CONFIGFS_FS=m +CONFIG_ECRYPT_FS=m +CONFIG_CRAMFS=m +CONFIG_SQUASHFS=m +CONFIG_SQUASHFS_XATTR=y +CONFIG_SQUASHFS_LZO=y +CONFIG_SQUASHFS_XZ=y +CONFIG_ROMFS_FS=m +CONFIG_NFS_FS=m +CONFIG_NFS_V3_ACL=y +CONFIG_NFS_V4=m +CONFIG_NFS_SWAP=y +CONFIG_NFSD=m +CONFIG_NFSD_V3_ACL=y +CONFIG_NFSD_V4=y +CONFIG_NFSD_V4_SECURITY_LABEL=y +CONFIG_CIFS=m +CONFIG_CIFS_STATS=y +CONFIG_CIFS_STATS2=y +CONFIG_CIFS_WEAK_PW_HASH=y +CONFIG_CIFS_UPCALL=y +CONFIG_CIFS_XATTR=y +CONFIG_CIFS_POSIX=y +# CONFIG_CIFS_DEBUG is not set +CONFIG_CIFS_DFS_UPCALL=y +CONFIG_NLS_DEFAULT="utf8" +CONFIG_NLS_CODEPAGE_437=m +CONFIG_NLS_CODEPAGE_850=m +CONFIG_NLS_ASCII=m +CONFIG_NLS_ISO8859_1=m +CONFIG_NLS_ISO8859_15=m +CONFIG_NLS_UTF8=m +CONFIG_DLM=m +CONFIG_PRINTK_TIME=y +CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_INFO_DWARF4=y +CONFIG_GDB_SCRIPTS=y +# CONFIG_ENABLE_MUST_CHECK is not set +CONFIG_FRAME_WARN=1024 +CONFIG_UNUSED_SYMBOLS=y +CONFIG_MAGIC_SYSRQ=y +CONFIG_DEBUG_MEMORY_INIT=y +CONFIG_PANIC_ON_OOPS=y +CONFIG_RCU_TORTURE_TEST=m +CONFIG_RCU_CPU_STALL_TIMEOUT=60 +CONFIG_LATENCYTOP=y +CONFIG_SCHED_TRACER=y +CONFIG_FTRACE_SYSCALLS=y +CONFIG_STACK_TRACER=y +CONFIG_BLK_DEV_IO_TRACE=y +CONFIG_FUNCTION_PROFILER=y +CONFIG_HIST_TRIGGERS=y +CONFIG_LKDTM=m +CONFIG_PERCPU_TEST=m +CONFIG_ATOMIC64_SELFTEST=y +CONFIG_TEST_BPF=m +CONFIG_BUG_ON_DATA_CORRUPTION=y +CONFIG_S390_PTDUMP=y +CONFIG_PERSISTENT_KEYRINGS=y +CONFIG_BIG_KEYS=y +CONFIG_ENCRYPTED_KEYS=m +CONFIG_SECURITY=y +CONFIG_SECURITY_NETWORK=y +CONFIG_SECURITY_SELINUX=y +CONFIG_SECURITY_SELINUX_BOOTPARAM=y +CONFIG_SECURITY_SELINUX_BOOTPARAM_VALUE=0 +CONFIG_SECURITY_SELINUX_DISABLE=y +CONFIG_INTEGRITY_SIGNATURE=y +CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y +CONFIG_IMA=y +CONFIG_IMA_DEFAULT_HASH_SHA256=y +CONFIG_IMA_WRITE_POLICY=y +CONFIG_IMA_APPRAISE=y +CONFIG_CRYPTO_FIPS=y +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_USER=m +# CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is not set +CONFIG_CRYPTO_PCRYPT=m CONFIG_CRYPTO_CRYPTD=m -CONFIG_CRYPTO_AUTHENC=m CONFIG_CRYPTO_TEST=m -CONFIG_CRYPTO_CCM=m -CONFIG_CRYPTO_GCM=m -CONFIG_CRYPTO_CBC=y -CONFIG_CRYPTO_CFB=m -CONFIG_CRYPTO_CTS=m +CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_LRW=m -CONFIG_CRYPTO_OFB=m CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XTS=m -CONFIG_CRYPTO_CMAC=m +CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m CONFIG_CRYPTO_CRC32=m -CONFIG_CRYPTO_MD4=m CONFIG_CRYPTO_MICHAEL_MIC=m CONFIG_CRYPTO_RMD128=m CONFIG_CRYPTO_RMD160=m CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m -CONFIG_CRYPTO_SHA256=y CONFIG_CRYPTO_SHA512=m +CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m +CONFIG_CRYPTO_AES_TI=m CONFIG_CRYPTO_ANUBIS=m -CONFIG_CRYPTO_ARC4=m CONFIG_CRYPTO_BLOWFISH=m CONFIG_CRYPTO_CAMELLIA=m CONFIG_CRYPTO_CAST5=m @@ -199,16 +649,16 @@ CONFIG_CRYPTO_KHAZAD=m CONFIG_CRYPTO_SALSA20=m CONFIG_CRYPTO_SEED=m CONFIG_CRYPTO_SERPENT=m -CONFIG_CRYPTO_SM4=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_DEFLATE=m +CONFIG_CRYPTO_842=m CONFIG_CRYPTO_LZ4=m CONFIG_CRYPTO_LZ4HC=m CONFIG_CRYPTO_ANSI_CPRNG=m CONFIG_CRYPTO_USER_API_HASH=m CONFIG_CRYPTO_USER_API_SKCIPHER=m CONFIG_CRYPTO_USER_API_RNG=m +CONFIG_CRYPTO_USER_API_AEAD=m CONFIG_ZCRYPT=m CONFIG_PKEY=m CONFIG_CRYPTO_PAES_S390=m @@ -217,38 +667,14 @@ CONFIG_CRYPTO_SHA256_S390=m CONFIG_CRYPTO_SHA512_S390=m CONFIG_CRYPTO_DES_S390=m CONFIG_CRYPTO_AES_S390=m +CONFIG_CRYPTO_GHASH_S390=m CONFIG_CRYPTO_CRC32_S390=y CONFIG_CRC7=m -# CONFIG_XZ_DEC_X86 is not set -# CONFIG_XZ_DEC_POWERPC is not set -# CONFIG_XZ_DEC_IA64 is not set -# CONFIG_XZ_DEC_ARM is not set -# CONFIG_XZ_DEC_ARMTHUMB is not set -# CONFIG_XZ_DEC_SPARC is not set -CONFIG_DEBUG_INFO=y -CONFIG_DEBUG_INFO_DWARF4=y -CONFIG_GDB_SCRIPTS=y -CONFIG_UNUSED_SYMBOLS=y -CONFIG_DEBUG_SECTION_MISMATCH=y -CONFIG_DEBUG_FORCE_WEAK_PER_CPU=y -CONFIG_MAGIC_SYSRQ=y -CONFIG_DEBUG_PAGEALLOC=y -CONFIG_DETECT_HUNG_TASK=y -CONFIG_PANIC_ON_OOPS=y -CONFIG_PROVE_LOCKING=y -CONFIG_LOCK_STAT=y -CONFIG_DEBUG_LOCKDEP=y -CONFIG_DEBUG_ATOMIC_SLEEP=y -CONFIG_DEBUG_LIST=y -CONFIG_DEBUG_SG=y -CONFIG_DEBUG_NOTIFIERS=y -CONFIG_RCU_CPU_STALL_TIMEOUT=60 -CONFIG_LATENCYTOP=y -CONFIG_SCHED_TRACER=y -CONFIG_FTRACE_SYSCALLS=y -CONFIG_TRACER_SNAPSHOT_PER_CPU_SWAP=y -CONFIG_STACK_TRACER=y -CONFIG_BLK_DEV_IO_TRACE=y -CONFIG_FUNCTION_PROFILER=y -# CONFIG_RUNTIME_TESTING_MENU is not set -CONFIG_S390_PTDUMP=y +CONFIG_CRC8=m +CONFIG_CORDIC=m +CONFIG_CMM=m +CONFIG_APPLDATA_BASE=y +CONFIG_KVM=m +CONFIG_KVM_S390_UCONTROL=y +CONFIG_VHOST_NET=m +CONFIG_VHOST_VSOCK=m diff --git a/arch/s390/configs/performance_defconfig b/arch/s390/configs/performance_defconfig deleted file mode 100644 index 09aa5cb14873..000000000000 --- a/arch/s390/configs/performance_defconfig +++ /dev/null @@ -1,678 +0,0 @@ -CONFIG_SYSVIPC=y -CONFIG_POSIX_MQUEUE=y -CONFIG_AUDIT=y -CONFIG_NO_HZ_IDLE=y -CONFIG_HIGH_RES_TIMERS=y -CONFIG_BSD_PROCESS_ACCT=y -CONFIG_BSD_PROCESS_ACCT_V3=y -CONFIG_TASKSTATS=y -CONFIG_TASK_DELAY_ACCT=y -CONFIG_TASK_XACCT=y -CONFIG_TASK_IO_ACCOUNTING=y -CONFIG_IKCONFIG=y -CONFIG_IKCONFIG_PROC=y -CONFIG_NUMA_BALANCING=y -# CONFIG_NUMA_BALANCING_DEFAULT_ENABLED is not set -CONFIG_MEMCG=y -CONFIG_MEMCG_SWAP=y -CONFIG_BLK_CGROUP=y -CONFIG_CFS_BANDWIDTH=y -CONFIG_RT_GROUP_SCHED=y -CONFIG_CGROUP_PIDS=y -CONFIG_CGROUP_FREEZER=y -CONFIG_CGROUP_HUGETLB=y -CONFIG_CPUSETS=y -CONFIG_CGROUP_DEVICE=y -CONFIG_CGROUP_CPUACCT=y -CONFIG_CGROUP_PERF=y -CONFIG_NAMESPACES=y -CONFIG_USER_NS=y -CONFIG_SCHED_AUTOGROUP=y -CONFIG_BLK_DEV_INITRD=y -CONFIG_EXPERT=y -# CONFIG_SYSFS_SYSCALL is not set -CONFIG_CHECKPOINT_RESTORE=y -CONFIG_BPF_SYSCALL=y -CONFIG_USERFAULTFD=y -# CONFIG_COMPAT_BRK is not set -CONFIG_PROFILING=y -CONFIG_OPROFILE=m -CONFIG_KPROBES=y -CONFIG_JUMP_LABEL=y -CONFIG_MODULES=y -CONFIG_MODULE_FORCE_LOAD=y -CONFIG_MODULE_UNLOAD=y -CONFIG_MODULE_FORCE_UNLOAD=y -CONFIG_MODVERSIONS=y -CONFIG_MODULE_SRCVERSION_ALL=y -CONFIG_MODULE_SIG=y -CONFIG_MODULE_SIG_SHA256=y -CONFIG_BLK_DEV_INTEGRITY=y -CONFIG_BLK_DEV_THROTTLING=y -CONFIG_BLK_WBT=y -CONFIG_BLK_WBT_SQ=y -CONFIG_PARTITION_ADVANCED=y -CONFIG_IBM_PARTITION=y -CONFIG_BSD_DISKLABEL=y -CONFIG_MINIX_SUBPARTITION=y -CONFIG_SOLARIS_X86_PARTITION=y -CONFIG_UNIXWARE_DISKLABEL=y -CONFIG_CFQ_GROUP_IOSCHED=y -CONFIG_DEFAULT_DEADLINE=y -CONFIG_LIVEPATCH=y -CONFIG_TUNE_ZEC12=y -CONFIG_NR_CPUS=512 -CONFIG_NUMA=y -CONFIG_HZ_100=y -CONFIG_KEXEC_FILE=y -CONFIG_KEXEC_VERIFY_SIG=y -CONFIG_EXPOLINE=y -CONFIG_EXPOLINE_AUTO=y -CONFIG_MEMORY_HOTPLUG=y -CONFIG_MEMORY_HOTREMOVE=y -CONFIG_KSM=y -CONFIG_TRANSPARENT_HUGEPAGE=y -CONFIG_CLEANCACHE=y -CONFIG_FRONTSWAP=y -CONFIG_MEM_SOFT_DIRTY=y -CONFIG_ZSWAP=y -CONFIG_ZBUD=m -CONFIG_ZSMALLOC=m -CONFIG_ZSMALLOC_STAT=y -CONFIG_DEFERRED_STRUCT_PAGE_INIT=y -CONFIG_IDLE_PAGE_TRACKING=y -CONFIG_PCI=y -CONFIG_HOTPLUG_PCI=y -CONFIG_HOTPLUG_PCI_S390=y -CONFIG_CHSC_SCH=y -CONFIG_VFIO_AP=m -CONFIG_CRASH_DUMP=y -CONFIG_BINFMT_MISC=m -CONFIG_HIBERNATION=y -CONFIG_PM_DEBUG=y -CONFIG_NET=y -CONFIG_PACKET=y -CONFIG_PACKET_DIAG=m -CONFIG_UNIX=y -CONFIG_UNIX_DIAG=m -CONFIG_XFRM_USER=m -CONFIG_NET_KEY=m -CONFIG_SMC=m -CONFIG_SMC_DIAG=m -CONFIG_INET=y -CONFIG_IP_MULTICAST=y -CONFIG_IP_ADVANCED_ROUTER=y -CONFIG_IP_MULTIPLE_TABLES=y -CONFIG_IP_ROUTE_MULTIPATH=y -CONFIG_IP_ROUTE_VERBOSE=y -CONFIG_NET_IPIP=m -CONFIG_NET_IPGRE_DEMUX=m -CONFIG_NET_IPGRE=m -CONFIG_NET_IPGRE_BROADCAST=y -CONFIG_IP_MROUTE=y -CONFIG_IP_MROUTE_MULTIPLE_TABLES=y -CONFIG_IP_PIMSM_V1=y -CONFIG_IP_PIMSM_V2=y -CONFIG_SYN_COOKIES=y -CONFIG_NET_IPVTI=m -CONFIG_INET_AH=m -CONFIG_INET_ESP=m -CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m -CONFIG_INET_DIAG=m -CONFIG_INET_UDP_DIAG=m -CONFIG_TCP_CONG_ADVANCED=y -CONFIG_TCP_CONG_HSTCP=m -CONFIG_TCP_CONG_HYBLA=m -CONFIG_TCP_CONG_SCALABLE=m -CONFIG_TCP_CONG_LP=m -CONFIG_TCP_CONG_VENO=m -CONFIG_TCP_CONG_YEAH=m -CONFIG_TCP_CONG_ILLINOIS=m -CONFIG_IPV6_ROUTER_PREF=y -CONFIG_INET6_AH=m -CONFIG_INET6_ESP=m -CONFIG_INET6_IPCOMP=m -CONFIG_IPV6_MIP6=m -CONFIG_INET6_XFRM_MODE_TRANSPORT=m -CONFIG_INET6_XFRM_MODE_TUNNEL=m -CONFIG_INET6_XFRM_MODE_BEET=m -CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION=m -CONFIG_IPV6_VTI=m -CONFIG_IPV6_SIT=m -CONFIG_IPV6_GRE=m -CONFIG_IPV6_MULTIPLE_TABLES=y -CONFIG_IPV6_SUBTREES=y -CONFIG_NETFILTER=y -CONFIG_NF_CONNTRACK=m -CONFIG_NF_CONNTRACK_SECMARK=y -CONFIG_NF_CONNTRACK_EVENTS=y -CONFIG_NF_CONNTRACK_TIMEOUT=y -CONFIG_NF_CONNTRACK_TIMESTAMP=y -CONFIG_NF_CONNTRACK_AMANDA=m -CONFIG_NF_CONNTRACK_FTP=m -CONFIG_NF_CONNTRACK_H323=m -CONFIG_NF_CONNTRACK_IRC=m -CONFIG_NF_CONNTRACK_NETBIOS_NS=m -CONFIG_NF_CONNTRACK_SNMP=m -CONFIG_NF_CONNTRACK_PPTP=m -CONFIG_NF_CONNTRACK_SANE=m -CONFIG_NF_CONNTRACK_SIP=m -CONFIG_NF_CONNTRACK_TFTP=m -CONFIG_NF_CT_NETLINK=m -CONFIG_NF_CT_NETLINK_TIMEOUT=m -CONFIG_NF_TABLES=m -CONFIG_NFT_CT=m -CONFIG_NFT_COUNTER=m -CONFIG_NFT_LOG=m -CONFIG_NFT_LIMIT=m -CONFIG_NFT_NAT=m -CONFIG_NFT_COMPAT=m -CONFIG_NFT_HASH=m -CONFIG_NETFILTER_XT_SET=m -CONFIG_NETFILTER_XT_TARGET_AUDIT=m -CONFIG_NETFILTER_XT_TARGET_CHECKSUM=m -CONFIG_NETFILTER_XT_TARGET_CLASSIFY=m -CONFIG_NETFILTER_XT_TARGET_CONNMARK=m -CONFIG_NETFILTER_XT_TARGET_CONNSECMARK=m -CONFIG_NETFILTER_XT_TARGET_CT=m -CONFIG_NETFILTER_XT_TARGET_DSCP=m -CONFIG_NETFILTER_XT_TARGET_HMARK=m -CONFIG_NETFILTER_XT_TARGET_IDLETIMER=m -CONFIG_NETFILTER_XT_TARGET_LOG=m -CONFIG_NETFILTER_XT_TARGET_MARK=m -CONFIG_NETFILTER_XT_TARGET_NFLOG=m -CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m -CONFIG_NETFILTER_XT_TARGET_TEE=m -CONFIG_NETFILTER_XT_TARGET_TPROXY=m -CONFIG_NETFILTER_XT_TARGET_TRACE=m -CONFIG_NETFILTER_XT_TARGET_SECMARK=m -CONFIG_NETFILTER_XT_TARGET_TCPMSS=m -CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP=m -CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=m -CONFIG_NETFILTER_XT_MATCH_BPF=m -CONFIG_NETFILTER_XT_MATCH_CLUSTER=m -CONFIG_NETFILTER_XT_MATCH_COMMENT=m -CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m -CONFIG_NETFILTER_XT_MATCH_CONNLABEL=m -CONFIG_NETFILTER_XT_MATCH_CONNLIMIT=m -CONFIG_NETFILTER_XT_MATCH_CONNMARK=m -CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m -CONFIG_NETFILTER_XT_MATCH_CPU=m -CONFIG_NETFILTER_XT_MATCH_DCCP=m -CONFIG_NETFILTER_XT_MATCH_DEVGROUP=m -CONFIG_NETFILTER_XT_MATCH_DSCP=m -CONFIG_NETFILTER_XT_MATCH_ESP=m -CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=m -CONFIG_NETFILTER_XT_MATCH_HELPER=m -CONFIG_NETFILTER_XT_MATCH_IPRANGE=m -CONFIG_NETFILTER_XT_MATCH_IPVS=m -CONFIG_NETFILTER_XT_MATCH_LENGTH=m -CONFIG_NETFILTER_XT_MATCH_LIMIT=m -CONFIG_NETFILTER_XT_MATCH_MAC=m -CONFIG_NETFILTER_XT_MATCH_MARK=m -CONFIG_NETFILTER_XT_MATCH_MULTIPORT=m -CONFIG_NETFILTER_XT_MATCH_NFACCT=m -CONFIG_NETFILTER_XT_MATCH_OSF=m -CONFIG_NETFILTER_XT_MATCH_OWNER=m -CONFIG_NETFILTER_XT_MATCH_POLICY=m -CONFIG_NETFILTER_XT_MATCH_PHYSDEV=m -CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m -CONFIG_NETFILTER_XT_MATCH_QUOTA=m -CONFIG_NETFILTER_XT_MATCH_RATEEST=m -CONFIG_NETFILTER_XT_MATCH_REALM=m -CONFIG_NETFILTER_XT_MATCH_RECENT=m -CONFIG_NETFILTER_XT_MATCH_STATE=m -CONFIG_NETFILTER_XT_MATCH_STATISTIC=m -CONFIG_NETFILTER_XT_MATCH_STRING=m -CONFIG_NETFILTER_XT_MATCH_TCPMSS=m -CONFIG_NETFILTER_XT_MATCH_TIME=m -CONFIG_NETFILTER_XT_MATCH_U32=m -CONFIG_IP_SET=m -CONFIG_IP_SET_BITMAP_IP=m -CONFIG_IP_SET_BITMAP_IPMAC=m -CONFIG_IP_SET_BITMAP_PORT=m -CONFIG_IP_SET_HASH_IP=m -CONFIG_IP_SET_HASH_IPPORT=m -CONFIG_IP_SET_HASH_IPPORTIP=m -CONFIG_IP_SET_HASH_IPPORTNET=m -CONFIG_IP_SET_HASH_NETPORTNET=m -CONFIG_IP_SET_HASH_NET=m -CONFIG_IP_SET_HASH_NETNET=m -CONFIG_IP_SET_HASH_NETPORT=m -CONFIG_IP_SET_HASH_NETIFACE=m -CONFIG_IP_SET_LIST_SET=m -CONFIG_IP_VS=m -CONFIG_IP_VS_PROTO_TCP=y -CONFIG_IP_VS_PROTO_UDP=y -CONFIG_IP_VS_PROTO_ESP=y -CONFIG_IP_VS_PROTO_AH=y -CONFIG_IP_VS_RR=m -CONFIG_IP_VS_WRR=m -CONFIG_IP_VS_LC=m -CONFIG_IP_VS_WLC=m -CONFIG_IP_VS_LBLC=m -CONFIG_IP_VS_LBLCR=m -CONFIG_IP_VS_DH=m -CONFIG_IP_VS_SH=m -CONFIG_IP_VS_SED=m -CONFIG_IP_VS_NQ=m -CONFIG_IP_VS_FTP=m -CONFIG_IP_VS_PE_SIP=m -CONFIG_NF_CONNTRACK_IPV4=m -CONFIG_NF_TABLES_IPV4=y -CONFIG_NFT_CHAIN_ROUTE_IPV4=m -CONFIG_NF_TABLES_ARP=y -CONFIG_NFT_CHAIN_NAT_IPV4=m -CONFIG_IP_NF_IPTABLES=m -CONFIG_IP_NF_MATCH_AH=m -CONFIG_IP_NF_MATCH_ECN=m -CONFIG_IP_NF_MATCH_RPFILTER=m -CONFIG_IP_NF_MATCH_TTL=m -CONFIG_IP_NF_FILTER=m -CONFIG_IP_NF_TARGET_REJECT=m -CONFIG_IP_NF_NAT=m -CONFIG_IP_NF_TARGET_MASQUERADE=m -CONFIG_IP_NF_MANGLE=m -CONFIG_IP_NF_TARGET_CLUSTERIP=m -CONFIG_IP_NF_TARGET_ECN=m -CONFIG_IP_NF_TARGET_TTL=m -CONFIG_IP_NF_RAW=m -CONFIG_IP_NF_SECURITY=m -CONFIG_IP_NF_ARPTABLES=m -CONFIG_IP_NF_ARPFILTER=m -CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NF_CONNTRACK_IPV6=m -CONFIG_NF_TABLES_IPV6=y -CONFIG_NFT_CHAIN_ROUTE_IPV6=m -CONFIG_NFT_CHAIN_NAT_IPV6=m -CONFIG_IP6_NF_IPTABLES=m -CONFIG_IP6_NF_MATCH_AH=m -CONFIG_IP6_NF_MATCH_EUI64=m -CONFIG_IP6_NF_MATCH_FRAG=m -CONFIG_IP6_NF_MATCH_OPTS=m -CONFIG_IP6_NF_MATCH_HL=m -CONFIG_IP6_NF_MATCH_IPV6HEADER=m -CONFIG_IP6_NF_MATCH_MH=m -CONFIG_IP6_NF_MATCH_RPFILTER=m -CONFIG_IP6_NF_MATCH_RT=m -CONFIG_IP6_NF_TARGET_HL=m -CONFIG_IP6_NF_FILTER=m -CONFIG_IP6_NF_TARGET_REJECT=m -CONFIG_IP6_NF_MANGLE=m -CONFIG_IP6_NF_RAW=m -CONFIG_IP6_NF_SECURITY=m -CONFIG_IP6_NF_NAT=m -CONFIG_IP6_NF_TARGET_MASQUERADE=m -CONFIG_NF_TABLES_BRIDGE=y -CONFIG_RDS=m -CONFIG_RDS_RDMA=m -CONFIG_RDS_TCP=m -CONFIG_L2TP=m -CONFIG_L2TP_DEBUGFS=m -CONFIG_L2TP_V3=y -CONFIG_L2TP_IP=m -CONFIG_L2TP_ETH=m -CONFIG_BRIDGE=m -CONFIG_VLAN_8021Q=m -CONFIG_VLAN_8021Q_GVRP=y -CONFIG_NET_SCHED=y -CONFIG_NET_SCH_CBQ=m -CONFIG_NET_SCH_HTB=m -CONFIG_NET_SCH_HFSC=m -CONFIG_NET_SCH_PRIO=m -CONFIG_NET_SCH_MULTIQ=m -CONFIG_NET_SCH_RED=m -CONFIG_NET_SCH_SFB=m -CONFIG_NET_SCH_SFQ=m -CONFIG_NET_SCH_TEQL=m -CONFIG_NET_SCH_TBF=m -CONFIG_NET_SCH_GRED=m -CONFIG_NET_SCH_DSMARK=m -CONFIG_NET_SCH_NETEM=m -CONFIG_NET_SCH_DRR=m -CONFIG_NET_SCH_MQPRIO=m -CONFIG_NET_SCH_CHOKE=m -CONFIG_NET_SCH_QFQ=m -CONFIG_NET_SCH_CODEL=m -CONFIG_NET_SCH_FQ_CODEL=m -CONFIG_NET_SCH_INGRESS=m -CONFIG_NET_SCH_PLUG=m -CONFIG_NET_CLS_BASIC=m -CONFIG_NET_CLS_TCINDEX=m -CONFIG_NET_CLS_ROUTE4=m -CONFIG_NET_CLS_FW=m -CONFIG_NET_CLS_U32=m -CONFIG_CLS_U32_PERF=y -CONFIG_CLS_U32_MARK=y -CONFIG_NET_CLS_RSVP=m -CONFIG_NET_CLS_RSVP6=m -CONFIG_NET_CLS_FLOW=m -CONFIG_NET_CLS_CGROUP=y -CONFIG_NET_CLS_BPF=m -CONFIG_NET_CLS_ACT=y -CONFIG_NET_ACT_POLICE=m -CONFIG_NET_ACT_GACT=m -CONFIG_GACT_PROB=y -CONFIG_NET_ACT_MIRRED=m -CONFIG_NET_ACT_IPT=m -CONFIG_NET_ACT_NAT=m -CONFIG_NET_ACT_PEDIT=m -CONFIG_NET_ACT_SIMP=m -CONFIG_NET_ACT_SKBEDIT=m -CONFIG_NET_ACT_CSUM=m -CONFIG_DNS_RESOLVER=y -CONFIG_OPENVSWITCH=m -CONFIG_VSOCKETS=m -CONFIG_VIRTIO_VSOCKETS=m -CONFIG_NETLINK_DIAG=m -CONFIG_CGROUP_NET_PRIO=y -CONFIG_BPF_JIT=y -CONFIG_NET_PKTGEN=m -CONFIG_DEVTMPFS=y -CONFIG_DMA_CMA=y -CONFIG_CMA_SIZE_MBYTES=0 -CONFIG_CONNECTOR=y -CONFIG_ZRAM=m -CONFIG_BLK_DEV_LOOP=m -CONFIG_BLK_DEV_CRYPTOLOOP=m -CONFIG_BLK_DEV_DRBD=m -CONFIG_BLK_DEV_NBD=m -CONFIG_BLK_DEV_RAM=y -CONFIG_BLK_DEV_RAM_SIZE=32768 -CONFIG_VIRTIO_BLK=y -CONFIG_BLK_DEV_RBD=m -CONFIG_BLK_DEV_NVME=m -CONFIG_ENCLOSURE_SERVICES=m -CONFIG_GENWQE=m -CONFIG_RAID_ATTRS=m -CONFIG_SCSI=y -CONFIG_BLK_DEV_SD=y -CONFIG_CHR_DEV_ST=m -CONFIG_CHR_DEV_OSST=m -CONFIG_BLK_DEV_SR=m -CONFIG_CHR_DEV_SG=y -CONFIG_CHR_DEV_SCH=m -CONFIG_SCSI_ENCLOSURE=m -CONFIG_SCSI_CONSTANTS=y -CONFIG_SCSI_LOGGING=y -CONFIG_SCSI_SPI_ATTRS=m -CONFIG_SCSI_FC_ATTRS=y -CONFIG_SCSI_SAS_LIBSAS=m -CONFIG_SCSI_SRP_ATTRS=m -CONFIG_ISCSI_TCP=m -CONFIG_SCSI_DEBUG=m -CONFIG_ZFCP=y -CONFIG_SCSI_VIRTIO=m -CONFIG_SCSI_DH=y -CONFIG_SCSI_DH_RDAC=m -CONFIG_SCSI_DH_HP_SW=m -CONFIG_SCSI_DH_EMC=m -CONFIG_SCSI_DH_ALUA=m -CONFIG_SCSI_OSD_INITIATOR=m -CONFIG_SCSI_OSD_ULD=m -CONFIG_MD=y -CONFIG_BLK_DEV_MD=y -CONFIG_MD_LINEAR=m -CONFIG_MD_MULTIPATH=m -CONFIG_MD_FAULTY=m -CONFIG_BLK_DEV_DM=m -CONFIG_DM_CRYPT=m -CONFIG_DM_SNAPSHOT=m -CONFIG_DM_THIN_PROVISIONING=m -CONFIG_DM_MIRROR=m -CONFIG_DM_LOG_USERSPACE=m -CONFIG_DM_RAID=m -CONFIG_DM_ZERO=m -CONFIG_DM_MULTIPATH=m -CONFIG_DM_MULTIPATH_QL=m -CONFIG_DM_MULTIPATH_ST=m -CONFIG_DM_DELAY=m -CONFIG_DM_UEVENT=y -CONFIG_DM_FLAKEY=m -CONFIG_DM_VERITY=m -CONFIG_DM_SWITCH=m -CONFIG_NETDEVICES=y -CONFIG_BONDING=m -CONFIG_DUMMY=m -CONFIG_EQUALIZER=m -CONFIG_IFB=m -CONFIG_MACVLAN=m -CONFIG_MACVTAP=m -CONFIG_VXLAN=m -CONFIG_TUN=m -CONFIG_VETH=m -CONFIG_VIRTIO_NET=m -CONFIG_NLMON=m -# CONFIG_NET_VENDOR_ARC is not set -# CONFIG_NET_VENDOR_CHELSIO is not set -# CONFIG_NET_VENDOR_INTEL is not set -# CONFIG_NET_VENDOR_MARVELL is not set -CONFIG_MLX4_EN=m -CONFIG_MLX5_CORE=m -CONFIG_MLX5_CORE_EN=y -# CONFIG_NET_VENDOR_NATSEMI is not set -CONFIG_PPP=m -CONFIG_PPP_BSDCOMP=m -CONFIG_PPP_DEFLATE=m -CONFIG_PPP_MPPE=m -CONFIG_PPPOE=m -CONFIG_PPTP=m -CONFIG_PPPOL2TP=m -CONFIG_PPP_ASYNC=m -CONFIG_PPP_SYNC_TTY=m -CONFIG_ISM=m -CONFIG_INPUT_EVDEV=y -# CONFIG_INPUT_KEYBOARD is not set -# CONFIG_INPUT_MOUSE is not set -# CONFIG_SERIO is not set -CONFIG_LEGACY_PTY_COUNT=0 -CONFIG_HW_RANDOM_VIRTIO=m -CONFIG_RAW_DRIVER=m -CONFIG_HANGCHECK_TIMER=m -CONFIG_TN3270_FS=y -# CONFIG_HWMON is not set -CONFIG_WATCHDOG=y -CONFIG_WATCHDOG_NOWAYOUT=y -CONFIG_SOFT_WATCHDOG=m -CONFIG_DIAG288_WATCHDOG=m -CONFIG_DRM=y -CONFIG_DRM_VIRTIO_GPU=y -CONFIG_FRAMEBUFFER_CONSOLE=y -# CONFIG_HID is not set -# CONFIG_USB_SUPPORT is not set -CONFIG_INFINIBAND=m -CONFIG_INFINIBAND_USER_ACCESS=m -CONFIG_MLX4_INFINIBAND=m -CONFIG_MLX5_INFINIBAND=m -CONFIG_VFIO=m -CONFIG_VFIO_PCI=m -CONFIG_VFIO_MDEV=m -CONFIG_VFIO_MDEV_DEVICE=m -CONFIG_VIRTIO_PCI=m -CONFIG_VIRTIO_BALLOON=m -CONFIG_VIRTIO_INPUT=y -CONFIG_S390_AP_IOMMU=y -CONFIG_EXT4_FS=y -CONFIG_EXT4_FS_POSIX_ACL=y -CONFIG_EXT4_FS_SECURITY=y -CONFIG_JBD2_DEBUG=y -CONFIG_JFS_FS=m -CONFIG_JFS_POSIX_ACL=y -CONFIG_JFS_SECURITY=y -CONFIG_JFS_STATISTICS=y -CONFIG_XFS_FS=y -CONFIG_XFS_QUOTA=y -CONFIG_XFS_POSIX_ACL=y -CONFIG_XFS_RT=y -CONFIG_GFS2_FS=m -CONFIG_GFS2_FS_LOCKING_DLM=y -CONFIG_OCFS2_FS=m -CONFIG_BTRFS_FS=y -CONFIG_BTRFS_FS_POSIX_ACL=y -CONFIG_NILFS2_FS=m -CONFIG_FS_DAX=y -CONFIG_EXPORTFS_BLOCK_OPS=y -CONFIG_FS_ENCRYPTION=y -CONFIG_FANOTIFY=y -CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y -CONFIG_QUOTA_NETLINK_INTERFACE=y -CONFIG_QFMT_V1=m -CONFIG_QFMT_V2=m -CONFIG_AUTOFS4_FS=m -CONFIG_FUSE_FS=y -CONFIG_CUSE=m -CONFIG_OVERLAY_FS=m -CONFIG_FSCACHE=m -CONFIG_CACHEFILES=m -CONFIG_ISO9660_FS=y -CONFIG_JOLIET=y -CONFIG_ZISOFS=y -CONFIG_UDF_FS=m -CONFIG_MSDOS_FS=m -CONFIG_VFAT_FS=m -CONFIG_NTFS_FS=m -CONFIG_NTFS_RW=y -CONFIG_PROC_KCORE=y -CONFIG_TMPFS=y -CONFIG_TMPFS_POSIX_ACL=y -CONFIG_HUGETLBFS=y -CONFIG_CONFIGFS_FS=m -CONFIG_ECRYPT_FS=m -CONFIG_CRAMFS=m -CONFIG_SQUASHFS=m -CONFIG_SQUASHFS_XATTR=y -CONFIG_SQUASHFS_LZO=y -CONFIG_SQUASHFS_XZ=y -CONFIG_ROMFS_FS=m -CONFIG_NFS_FS=m -CONFIG_NFS_V3_ACL=y -CONFIG_NFS_V4=m -CONFIG_NFS_SWAP=y -CONFIG_NFSD=m -CONFIG_NFSD_V3_ACL=y -CONFIG_NFSD_V4=y -CONFIG_NFSD_V4_SECURITY_LABEL=y -CONFIG_CIFS=m -CONFIG_CIFS_STATS=y -CONFIG_CIFS_STATS2=y -CONFIG_CIFS_WEAK_PW_HASH=y -CONFIG_CIFS_UPCALL=y -CONFIG_CIFS_XATTR=y -CONFIG_CIFS_POSIX=y -# CONFIG_CIFS_DEBUG is not set -CONFIG_CIFS_DFS_UPCALL=y -CONFIG_NLS_DEFAULT="utf8" -CONFIG_NLS_CODEPAGE_437=m -CONFIG_NLS_CODEPAGE_850=m -CONFIG_NLS_ASCII=m -CONFIG_NLS_ISO8859_1=m -CONFIG_NLS_ISO8859_15=m -CONFIG_NLS_UTF8=m -CONFIG_DLM=m -CONFIG_PRINTK_TIME=y -CONFIG_DEBUG_INFO=y -CONFIG_DEBUG_INFO_DWARF4=y -CONFIG_GDB_SCRIPTS=y -# CONFIG_ENABLE_MUST_CHECK is not set -CONFIG_FRAME_WARN=1024 -CONFIG_UNUSED_SYMBOLS=y -CONFIG_MAGIC_SYSRQ=y -CONFIG_DEBUG_MEMORY_INIT=y -CONFIG_PANIC_ON_OOPS=y -CONFIG_RCU_TORTURE_TEST=m -CONFIG_RCU_CPU_STALL_TIMEOUT=60 -CONFIG_LATENCYTOP=y -CONFIG_SCHED_TRACER=y -CONFIG_FTRACE_SYSCALLS=y -CONFIG_STACK_TRACER=y -CONFIG_BLK_DEV_IO_TRACE=y -CONFIG_FUNCTION_PROFILER=y -CONFIG_HIST_TRIGGERS=y -CONFIG_LKDTM=m -CONFIG_PERCPU_TEST=m -CONFIG_ATOMIC64_SELFTEST=y -CONFIG_TEST_BPF=m -CONFIG_BUG_ON_DATA_CORRUPTION=y -CONFIG_S390_PTDUMP=y -CONFIG_PERSISTENT_KEYRINGS=y -CONFIG_BIG_KEYS=y -CONFIG_ENCRYPTED_KEYS=m -CONFIG_SECURITY=y -CONFIG_SECURITY_NETWORK=y -CONFIG_SECURITY_SELINUX=y -CONFIG_SECURITY_SELINUX_BOOTPARAM=y -CONFIG_SECURITY_SELINUX_BOOTPARAM_VALUE=0 -CONFIG_SECURITY_SELINUX_DISABLE=y -CONFIG_INTEGRITY_SIGNATURE=y -CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y -CONFIG_IMA=y -CONFIG_IMA_DEFAULT_HASH_SHA256=y -CONFIG_IMA_WRITE_POLICY=y -CONFIG_IMA_APPRAISE=y -CONFIG_CRYPTO_FIPS=y -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m -CONFIG_CRYPTO_USER=m -# CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is not set -CONFIG_CRYPTO_PCRYPT=m -CONFIG_CRYPTO_CRYPTD=m -CONFIG_CRYPTO_TEST=m -CONFIG_CRYPTO_CHACHA20POLY1305=m -CONFIG_CRYPTO_LRW=m -CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_KEYWRAP=m -CONFIG_CRYPTO_XCBC=m -CONFIG_CRYPTO_VMAC=m -CONFIG_CRYPTO_CRC32=m -CONFIG_CRYPTO_MICHAEL_MIC=m -CONFIG_CRYPTO_RMD128=m -CONFIG_CRYPTO_RMD160=m -CONFIG_CRYPTO_RMD256=m -CONFIG_CRYPTO_RMD320=m -CONFIG_CRYPTO_SHA512=m -CONFIG_CRYPTO_SHA3=m -CONFIG_CRYPTO_TGR192=m -CONFIG_CRYPTO_WP512=m -CONFIG_CRYPTO_AES_TI=m -CONFIG_CRYPTO_ANUBIS=m -CONFIG_CRYPTO_BLOWFISH=m -CONFIG_CRYPTO_CAMELLIA=m -CONFIG_CRYPTO_CAST5=m -CONFIG_CRYPTO_CAST6=m -CONFIG_CRYPTO_FCRYPT=m -CONFIG_CRYPTO_KHAZAD=m -CONFIG_CRYPTO_SALSA20=m -CONFIG_CRYPTO_SEED=m -CONFIG_CRYPTO_SERPENT=m -CONFIG_CRYPTO_TEA=m -CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_842=m -CONFIG_CRYPTO_LZ4=m -CONFIG_CRYPTO_LZ4HC=m -CONFIG_CRYPTO_ANSI_CPRNG=m -CONFIG_CRYPTO_USER_API_HASH=m -CONFIG_CRYPTO_USER_API_SKCIPHER=m -CONFIG_CRYPTO_USER_API_RNG=m -CONFIG_CRYPTO_USER_API_AEAD=m -CONFIG_ZCRYPT=m -CONFIG_PKEY=m -CONFIG_CRYPTO_PAES_S390=m -CONFIG_CRYPTO_SHA1_S390=m -CONFIG_CRYPTO_SHA256_S390=m -CONFIG_CRYPTO_SHA512_S390=m -CONFIG_CRYPTO_DES_S390=m -CONFIG_CRYPTO_AES_S390=m -CONFIG_CRYPTO_GHASH_S390=m -CONFIG_CRYPTO_CRC32_S390=y -CONFIG_CRC7=m -CONFIG_CRC8=m -CONFIG_CORDIC=m -CONFIG_CMM=m -CONFIG_APPLDATA_BASE=y -CONFIG_KVM=m -CONFIG_KVM_S390_UCONTROL=y -CONFIG_VHOST_NET=m -CONFIG_VHOST_VSOCK=m diff --git a/arch/s390/configs/zfcpdump_defconfig b/arch/s390/configs/zfcpdump_defconfig index 7dc7f58c4287..d92bab844b73 100644 --- a/arch/s390/configs/zfcpdump_defconfig +++ b/arch/s390/configs/zfcpdump_defconfig @@ -24,7 +24,6 @@ CONFIG_CRASH_DUMP=y # CONFIG_SECCOMP is not set CONFIG_NET=y # CONFIG_IUCV is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_DEVTMPFS=y CONFIG_BLK_DEV_RAM=y # CONFIG_BLK_DEV_XPRAM is not set diff --git a/arch/s390/crypto/ghash_s390.c b/arch/s390/crypto/ghash_s390.c index 86aed30fad3a..eeeb6a7737a4 100644 --- a/arch/s390/crypto/ghash_s390.c +++ b/arch/s390/crypto/ghash_s390.c @@ -137,7 +137,7 @@ static struct shash_alg ghash_alg = { static int __init ghash_mod_init(void) { if (!cpacf_query_func(CPACF_KIMD, CPACF_KIMD_GHASH)) - return -EOPNOTSUPP; + return -ENODEV; return crypto_register_shash(&ghash_alg); } diff --git a/arch/s390/crypto/prng.c b/arch/s390/crypto/prng.c index 12cca467af7d..d977643fa627 100644 --- a/arch/s390/crypto/prng.c +++ b/arch/s390/crypto/prng.c @@ -824,7 +824,7 @@ static int __init prng_init(void) /* check if the CPU has a PRNG */ if (!cpacf_query_func(CPACF_KMC, CPACF_KMC_PRNG)) - return -EOPNOTSUPP; + return -ENODEV; /* check if TRNG subfunction is available */ if (cpacf_query_func(CPACF_PRNO, CPACF_PRNO_TRNG)) @@ -837,7 +837,7 @@ static int __init prng_init(void) if (prng_mode == PRNG_MODE_SHA512) { pr_err("The prng module cannot " "start in SHA-512 mode\n"); - return -EOPNOTSUPP; + return -ENODEV; } prng_mode = PRNG_MODE_TDES; } else diff --git a/arch/s390/crypto/sha1_s390.c b/arch/s390/crypto/sha1_s390.c index 009572e8276d..7c15542d3685 100644 --- a/arch/s390/crypto/sha1_s390.c +++ b/arch/s390/crypto/sha1_s390.c @@ -86,7 +86,7 @@ static struct shash_alg alg = { static int __init sha1_s390_init(void) { if (!cpacf_query_func(CPACF_KIMD, CPACF_KIMD_SHA_1)) - return -EOPNOTSUPP; + return -ENODEV; return crypto_register_shash(&alg); } diff --git a/arch/s390/crypto/sha256_s390.c b/arch/s390/crypto/sha256_s390.c index 62833a1d8724..af7505148f80 100644 --- a/arch/s390/crypto/sha256_s390.c +++ b/arch/s390/crypto/sha256_s390.c @@ -117,7 +117,7 @@ static int __init sha256_s390_init(void) int ret; if (!cpacf_query_func(CPACF_KIMD, CPACF_KIMD_SHA_256)) - return -EOPNOTSUPP; + return -ENODEV; ret = crypto_register_shash(&sha256_alg); if (ret < 0) goto out; diff --git a/arch/s390/crypto/sha512_s390.c b/arch/s390/crypto/sha512_s390.c index be589c340d15..ad29db085a18 100644 --- a/arch/s390/crypto/sha512_s390.c +++ b/arch/s390/crypto/sha512_s390.c @@ -127,7 +127,7 @@ static int __init init(void) int ret; if (!cpacf_query_func(CPACF_KIMD, CPACF_KIMD_SHA_512)) - return -EOPNOTSUPP; + return -ENODEV; if ((ret = crypto_register_shash(&sha512_alg)) < 0) goto out; if ((ret = crypto_register_shash(&sha384_alg)) < 0) diff --git a/arch/s390/include/asm/airq.h b/arch/s390/include/asm/airq.h index c10d2ee2dfda..01936fdfaddb 100644 --- a/arch/s390/include/asm/airq.h +++ b/arch/s390/include/asm/airq.h @@ -11,6 +11,7 @@ #define _ASM_S390_AIRQ_H #include <linux/bit_spinlock.h> +#include <linux/dma-mapping.h> struct airq_struct { struct hlist_node list; /* Handler queueing. */ @@ -29,6 +30,7 @@ void unregister_adapter_interrupt(struct airq_struct *airq); /* Adapter interrupt bit vector */ struct airq_iv { unsigned long *vector; /* Adapter interrupt bit vector */ + dma_addr_t vector_dma; /* Adapter interrupt bit vector dma */ unsigned long *avail; /* Allocation bit mask for the bit vector */ unsigned long *bitlock; /* Lock bit mask for the bit vector */ unsigned long *ptr; /* Pointer associated with each bit */ diff --git a/arch/s390/include/asm/atomic.h b/arch/s390/include/asm/atomic.h index fd20ab5d4cf7..491ad53a0d4e 100644 --- a/arch/s390/include/asm/atomic.h +++ b/arch/s390/include/asm/atomic.h @@ -84,9 +84,9 @@ static inline int atomic_cmpxchg(atomic_t *v, int old, int new) #define ATOMIC64_INIT(i) { (i) } -static inline long atomic64_read(const atomic64_t *v) +static inline s64 atomic64_read(const atomic64_t *v) { - long c; + s64 c; asm volatile( " lg %0,%1\n" @@ -94,49 +94,49 @@ static inline long atomic64_read(const atomic64_t *v) return c; } -static inline void atomic64_set(atomic64_t *v, long i) +static inline void atomic64_set(atomic64_t *v, s64 i) { asm volatile( " stg %1,%0\n" : "=Q" (v->counter) : "d" (i)); } -static inline long atomic64_add_return(long i, atomic64_t *v) +static inline s64 atomic64_add_return(s64 i, atomic64_t *v) { - return __atomic64_add_barrier(i, &v->counter) + i; + return __atomic64_add_barrier(i, (long *)&v->counter) + i; } -static inline long atomic64_fetch_add(long i, atomic64_t *v) +static inline s64 atomic64_fetch_add(s64 i, atomic64_t *v) { - return __atomic64_add_barrier(i, &v->counter); + return __atomic64_add_barrier(i, (long *)&v->counter); } -static inline void atomic64_add(long i, atomic64_t *v) +static inline void atomic64_add(s64 i, atomic64_t *v) { #ifdef CONFIG_HAVE_MARCH_Z196_FEATURES if (__builtin_constant_p(i) && (i > -129) && (i < 128)) { - __atomic64_add_const(i, &v->counter); + __atomic64_add_const(i, (long *)&v->counter); return; } #endif - __atomic64_add(i, &v->counter); + __atomic64_add(i, (long *)&v->counter); } #define atomic64_xchg(v, new) (xchg(&((v)->counter), new)) -static inline long atomic64_cmpxchg(atomic64_t *v, long old, long new) +static inline s64 atomic64_cmpxchg(atomic64_t *v, s64 old, s64 new) { - return __atomic64_cmpxchg(&v->counter, old, new); + return __atomic64_cmpxchg((long *)&v->counter, old, new); } #define ATOMIC64_OPS(op) \ -static inline void atomic64_##op(long i, atomic64_t *v) \ +static inline void atomic64_##op(s64 i, atomic64_t *v) \ { \ - __atomic64_##op(i, &v->counter); \ + __atomic64_##op(i, (long *)&v->counter); \ } \ -static inline long atomic64_fetch_##op(long i, atomic64_t *v) \ +static inline long atomic64_fetch_##op(s64 i, atomic64_t *v) \ { \ - return __atomic64_##op##_barrier(i, &v->counter); \ + return __atomic64_##op##_barrier(i, (long *)&v->counter); \ } ATOMIC64_OPS(and) @@ -145,8 +145,8 @@ ATOMIC64_OPS(xor) #undef ATOMIC64_OPS -#define atomic64_sub_return(_i, _v) atomic64_add_return(-(long)(_i), _v) -#define atomic64_fetch_sub(_i, _v) atomic64_fetch_add(-(long)(_i), _v) -#define atomic64_sub(_i, _v) atomic64_add(-(long)(_i), _v) +#define atomic64_sub_return(_i, _v) atomic64_add_return(-(s64)(_i), _v) +#define atomic64_fetch_sub(_i, _v) atomic64_fetch_add(-(s64)(_i), _v) +#define atomic64_sub(_i, _v) atomic64_add(-(s64)(_i), _v) #endif /* __ARCH_S390_ATOMIC__ */ diff --git a/arch/s390/include/asm/ccwdev.h b/arch/s390/include/asm/ccwdev.h index a29dd430fb40..865ce1cb86d5 100644 --- a/arch/s390/include/asm/ccwdev.h +++ b/arch/s390/include/asm/ccwdev.h @@ -226,6 +226,10 @@ extern int ccw_device_enable_console(struct ccw_device *); extern void ccw_device_wait_idle(struct ccw_device *); extern int ccw_device_force_console(struct ccw_device *); +extern void *ccw_device_dma_zalloc(struct ccw_device *cdev, size_t size); +extern void ccw_device_dma_free(struct ccw_device *cdev, + void *cpu_addr, size_t size); + int ccw_device_siosl(struct ccw_device *); extern void ccw_device_get_schid(struct ccw_device *, struct subchannel_id *); diff --git a/arch/s390/include/asm/cio.h b/arch/s390/include/asm/cio.h index 1727180e8ca1..b5bfb3123cb1 100644 --- a/arch/s390/include/asm/cio.h +++ b/arch/s390/include/asm/cio.h @@ -7,6 +7,7 @@ #include <linux/spinlock.h> #include <linux/bitops.h> +#include <linux/genalloc.h> #include <asm/types.h> #define LPM_ANYPATH 0xff @@ -264,6 +265,36 @@ struct ciw { #define CIW_TYPE_RNI 0x2 /* read node identifier */ /* + * Node Descriptor as defined in SA22-7204, "Common I/O-Device Commands" + */ + +#define ND_VALIDITY_VALID 0 +#define ND_VALIDITY_OUTDATED 1 +#define ND_VALIDITY_INVALID 2 + +struct node_descriptor { + /* Flags. */ + union { + struct { + u32 validity:3; + u32 reserved:5; + } __packed; + u8 byte0; + } __packed; + + /* Node parameters. */ + u32 params:24; + + /* Node ID. */ + char type[6]; + char model[3]; + char manufacturer[3]; + char plant[2]; + char seq[12]; + u16 tag; +} __packed; + +/* * Flags used as input parameters for do_IO() */ #define DOIO_ALLOW_SUSPEND 0x0001 /* allow for channel prog. suspend */ @@ -328,6 +359,16 @@ static inline u8 pathmask_to_pos(u8 mask) void channel_subsystem_reinit(void); extern void css_schedule_reprobe(void); +extern void *cio_dma_zalloc(size_t size); +extern void cio_dma_free(void *cpu_addr, size_t size); +extern struct device *cio_get_dma_css_dev(void); + +void *cio_gp_dma_zalloc(struct gen_pool *gp_dma, struct device *dma_dev, + size_t size); +void cio_gp_dma_free(struct gen_pool *gp_dma, void *cpu_addr, size_t size); +void cio_gp_dma_destroy(struct gen_pool *gp_dma, struct device *dma_dev); +struct gen_pool *cio_gp_dma_create(struct device *dma_dev, int nr_pages); + /* Function from drivers/s390/cio/chsc.c */ int chsc_sstpc(void *page, unsigned int op, u16 ctrl, u64 *clock_delta); int chsc_sstpi(void *page, void *result, size_t size); diff --git a/arch/s390/include/asm/ctl_reg.h b/arch/s390/include/asm/ctl_reg.h index 4600453536c2..0cf6b53587db 100644 --- a/arch/s390/include/asm/ctl_reg.h +++ b/arch/s390/include/asm/ctl_reg.h @@ -55,7 +55,7 @@ : "i" (low), "i" (high)); \ } while (0) -static inline void __ctl_set_bit(unsigned int cr, unsigned int bit) +static __always_inline void __ctl_set_bit(unsigned int cr, unsigned int bit) { unsigned long reg; @@ -64,7 +64,7 @@ static inline void __ctl_set_bit(unsigned int cr, unsigned int bit) __ctl_load(reg, cr, cr); } -static inline void __ctl_clear_bit(unsigned int cr, unsigned int bit) +static __always_inline void __ctl_clear_bit(unsigned int cr, unsigned int bit) { unsigned long reg; @@ -112,13 +112,8 @@ union ctlreg2 { }; }; -#ifdef CONFIG_SMP -# define ctl_set_bit(cr, bit) smp_ctl_set_bit(cr, bit) -# define ctl_clear_bit(cr, bit) smp_ctl_clear_bit(cr, bit) -#else -# define ctl_set_bit(cr, bit) __ctl_set_bit(cr, bit) -# define ctl_clear_bit(cr, bit) __ctl_clear_bit(cr, bit) -#endif +#define ctl_set_bit(cr, bit) smp_ctl_set_bit(cr, bit) +#define ctl_clear_bit(cr, bit) smp_ctl_clear_bit(cr, bit) #endif /* __ASSEMBLY__ */ #endif /* __ASM_CTL_REG_H */ diff --git a/arch/s390/include/asm/debug.h b/arch/s390/include/asm/debug.h index c305d39f5016..310134015541 100644 --- a/arch/s390/include/asm/debug.h +++ b/arch/s390/include/asm/debug.h @@ -107,13 +107,37 @@ void debug_unregister(debug_info_t *id); void debug_set_level(debug_info_t *id, int new_level); void debug_set_critical(void); + void debug_stop_all(void); +/** + * debug_level_enabled() - Returns true if debug events for the specified + * level would be logged. Otherwise returns false. + * + * @id: handle for debug log + * @level: debug level + * + * Return: + * - %true if level is less or equal to the current debug level. + */ static inline bool debug_level_enabled(debug_info_t *id, int level) { return level <= id->level; } +/** + * debug_event() - writes binary debug entry to active debug area + * (if level <= actual debug level) + * + * @id: handle for debug log + * @level: debug level + * @data: pointer to data for debug entry + * @length: length of data in bytes + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_event(debug_info_t *id, int level, void *data, int length) { @@ -122,6 +146,18 @@ static inline debug_entry_t *debug_event(debug_info_t *id, int level, return debug_event_common(id, level, data, length); } +/** + * debug_int_event() - writes unsigned integer debug entry to active debug area + * (if level <= actual debug level) + * + * @id: handle for debug log + * @level: debug level + * @tag: integer value for debug entry + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_int_event(debug_info_t *id, int level, unsigned int tag) { @@ -132,6 +168,18 @@ static inline debug_entry_t *debug_int_event(debug_info_t *id, int level, return debug_event_common(id, level, &t, sizeof(unsigned int)); } +/** + * debug_long_event() - writes unsigned long debug entry to active debug area + * (if level <= actual debug level) + * + * @id: handle for debug log + * @level: debug level + * @tag: long integer value for debug entry + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_long_event(debug_info_t *id, int level, unsigned long tag) { @@ -142,6 +190,18 @@ static inline debug_entry_t *debug_long_event(debug_info_t *id, int level, return debug_event_common(id, level, &t, sizeof(unsigned long)); } +/** + * debug_text_event() - writes string debug entry in ascii format to active + * debug area (if level <= actual debug level) + * + * @id: handle for debug log + * @level: debug level + * @txt: string for debug entry + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_text_event(debug_info_t *id, int level, const char *txt) { @@ -152,12 +212,28 @@ static inline debug_entry_t *debug_text_event(debug_info_t *id, int level, /* * IMPORTANT: Use "%s" in sprintf format strings with care! Only pointers are - * stored in the s390dbf. See Documentation/s390/s390dbf.txt for more details! + * stored in the s390dbf. See Documentation/s390/s390dbf.rst for more details! */ extern debug_entry_t * __debug_sprintf_event(debug_info_t *id, int level, char *string, ...) __attribute__ ((format(printf, 3, 4))); +/** + * debug_sprintf_event() - writes debug entry with format string + * and varargs (longs) to active debug area + * (if level $<=$ actual debug level). + * + * @_id: handle for debug log + * @_level: debug level + * @_fmt: format string for debug entry + * @...: varargs used as in sprintf() + * + * Return: + * - Address of written debug entry + * - %NULL if error + * + * floats and long long datatypes cannot be used as varargs. + */ #define debug_sprintf_event(_id, _level, _fmt, ...) \ ({ \ debug_entry_t *__ret; \ @@ -172,6 +248,20 @@ __debug_sprintf_event(debug_info_t *id, int level, char *string, ...) __ret; \ }) +/** + * debug_exception() - writes binary debug entry to active debug area + * (if level <= actual debug level) + * and switches to next debug area + * + * @id: handle for debug log + * @level: debug level + * @data: pointer to data for debug entry + * @length: length of data in bytes + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_exception(debug_info_t *id, int level, void *data, int length) { @@ -180,6 +270,19 @@ static inline debug_entry_t *debug_exception(debug_info_t *id, int level, return debug_exception_common(id, level, data, length); } +/** + * debug_int_exception() - writes unsigned int debug entry to active debug area + * (if level <= actual debug level) + * and switches to next debug area + * + * @id: handle for debug log + * @level: debug level + * @tag: integer value for debug entry + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_int_exception(debug_info_t *id, int level, unsigned int tag) { @@ -190,6 +293,19 @@ static inline debug_entry_t *debug_int_exception(debug_info_t *id, int level, return debug_exception_common(id, level, &t, sizeof(unsigned int)); } +/** + * debug_long_exception() - writes long debug entry to active debug area + * (if level <= actual debug level) + * and switches to next debug area + * + * @id: handle for debug log + * @level: debug level + * @tag: long integer value for debug entry + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_long_exception (debug_info_t *id, int level, unsigned long tag) { @@ -200,6 +316,20 @@ static inline debug_entry_t *debug_long_exception (debug_info_t *id, int level, return debug_exception_common(id, level, &t, sizeof(unsigned long)); } +/** + * debug_text_exception() - writes string debug entry in ascii format to active + * debug area (if level <= actual debug level) + * and switches to next debug area + * area + * + * @id: handle for debug log + * @level: debug level + * @txt: string for debug entry + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_text_exception(debug_info_t *id, int level, const char *txt) { @@ -210,12 +340,30 @@ static inline debug_entry_t *debug_text_exception(debug_info_t *id, int level, /* * IMPORTANT: Use "%s" in sprintf format strings with care! Only pointers are - * stored in the s390dbf. See Documentation/s390/s390dbf.txt for more details! + * stored in the s390dbf. See Documentation/s390/s390dbf.rst for more details! */ extern debug_entry_t * __debug_sprintf_exception(debug_info_t *id, int level, char *string, ...) __attribute__ ((format(printf, 3, 4))); + +/** + * debug_sprintf_exception() - writes debug entry with format string and + * varargs (longs) to active debug area + * (if level <= actual debug level) + * and switches to next debug area. + * + * @_id: handle for debug log + * @_level: debug level + * @_fmt: format string for debug entry + * @...: varargs used as in sprintf() + * + * Return: + * - Address of written debug entry + * - %NULL if error + * + * floats and long long datatypes cannot be used as varargs. + */ #define debug_sprintf_exception(_id, _level, _fmt, ...) \ ({ \ debug_entry_t *__ret; \ @@ -231,6 +379,7 @@ __debug_sprintf_exception(debug_info_t *id, int level, char *string, ...) }) int debug_register_view(debug_info_t *id, struct debug_view *view); + int debug_unregister_view(debug_info_t *id, struct debug_view *view); /* diff --git a/arch/s390/include/asm/facility.h b/arch/s390/include/asm/facility.h index e78cda94456b..68c476b20b57 100644 --- a/arch/s390/include/asm/facility.h +++ b/arch/s390/include/asm/facility.h @@ -59,6 +59,18 @@ static inline int test_facility(unsigned long nr) return __test_facility(nr, &S390_lowcore.stfle_fac_list); } +static inline unsigned long __stfle_asm(u64 *stfle_fac_list, int size) +{ + register unsigned long reg0 asm("0") = size - 1; + + asm volatile( + ".insn s,0xb2b00000,0(%1)" /* stfle */ + : "+d" (reg0) + : "a" (stfle_fac_list) + : "memory", "cc"); + return reg0; +} + /** * stfle - Store facility list extended * @stfle_fac_list: array where facility list can be stored @@ -75,13 +87,8 @@ static inline void __stfle(u64 *stfle_fac_list, int size) memcpy(stfle_fac_list, &S390_lowcore.stfl_fac_list, 4); if (S390_lowcore.stfl_fac_list & 0x01000000) { /* More facility bits available with stfle */ - register unsigned long reg0 asm("0") = size - 1; - - asm volatile(".insn s,0xb2b00000,0(%1)" /* stfle */ - : "+d" (reg0) - : "a" (stfle_fac_list) - : "memory", "cc"); - nr = (reg0 + 1) * 8; /* # bytes stored by stfle */ + nr = __stfle_asm(stfle_fac_list, size); + nr = min_t(unsigned long, (nr + 1) * 8, size * 8); } memset((char *) stfle_fac_list + nr, 0, size * 8 - nr); } diff --git a/arch/s390/include/asm/idals.h b/arch/s390/include/asm/idals.h index 15578fd762f6..6fb7aced104a 100644 --- a/arch/s390/include/asm/idals.h +++ b/arch/s390/include/asm/idals.h @@ -122,8 +122,7 @@ idal_buffer_alloc(size_t size, int page_order) nr_ptrs = (size + IDA_BLOCK_SIZE - 1) >> IDA_SIZE_LOG; nr_chunks = (4096 << page_order) >> IDA_SIZE_LOG; - ib = kmalloc(sizeof(struct idal_buffer) + nr_ptrs*sizeof(void *), - GFP_DMA | GFP_KERNEL); + ib = kmalloc(struct_size(ib, data, nr_ptrs), GFP_DMA | GFP_KERNEL); if (ib == NULL) return ERR_PTR(-ENOMEM); ib->size = size; diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h index 2b00a3ebee08..4a928e2c667b 100644 --- a/arch/s390/include/asm/kvm_host.h +++ b/arch/s390/include/asm/kvm_host.h @@ -18,6 +18,7 @@ #include <linux/kvm_host.h> #include <linux/kvm.h> #include <linux/seqlock.h> +#include <linux/module.h> #include <asm/debug.h> #include <asm/cpu.h> #include <asm/fpu/api.h> @@ -720,8 +721,14 @@ struct kvm_s390_cpu_model { unsigned short ibc; }; +struct kvm_s390_module_hook { + int (*hook)(struct kvm_vcpu *vcpu); + struct module *owner; +}; + struct kvm_s390_crypto { struct kvm_s390_crypto_cb *crycb; + struct kvm_s390_module_hook *pqap_hook; __u32 crycbd; __u8 aes_kw; __u8 dea_kw; diff --git a/arch/s390/include/asm/mem_encrypt.h b/arch/s390/include/asm/mem_encrypt.h new file mode 100644 index 000000000000..3eb018508190 --- /dev/null +++ b/arch/s390/include/asm/mem_encrypt.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef S390_MEM_ENCRYPT_H__ +#define S390_MEM_ENCRYPT_H__ + +#ifndef __ASSEMBLY__ + +#define sme_me_mask 0ULL + +static inline bool sme_active(void) { return false; } +extern bool sev_active(void); + +int set_memory_encrypted(unsigned long addr, int numpages); +int set_memory_decrypted(unsigned long addr, int numpages); + +#endif /* __ASSEMBLY__ */ + +#endif /* S390_MEM_ENCRYPT_H__ */ diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h index 305befd55326..a2399eff84ca 100644 --- a/arch/s390/include/asm/pci.h +++ b/arch/s390/include/asm/pci.h @@ -194,6 +194,11 @@ int zpci_init_iommu(struct zpci_dev *zdev); void zpci_destroy_iommu(struct zpci_dev *zdev); #ifdef CONFIG_PCI +static inline bool zpci_use_mio(struct zpci_dev *zdev) +{ + return static_branch_likely(&have_mio) && zdev->mio_capable; +} + /* Error handling and recovery */ void zpci_event_error(void *); void zpci_event_availability(void *); diff --git a/arch/s390/include/asm/percpu.h b/arch/s390/include/asm/percpu.h index 0095ddb58ff6..50b4ce8cddfd 100644 --- a/arch/s390/include/asm/percpu.h +++ b/arch/s390/include/asm/percpu.h @@ -16,7 +16,7 @@ * per cpu area, use weak definitions to force the compiler to * generate external references. */ -#if defined(CONFIG_SMP) && defined(MODULE) +#if defined(MODULE) #define ARCH_NEEDS_WEAK_PER_CPU #endif diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h index b0fcbc37b637..14883b1562e0 100644 --- a/arch/s390/include/asm/processor.h +++ b/arch/s390/include/asm/processor.h @@ -36,6 +36,7 @@ #ifndef __ASSEMBLY__ +#include <linux/cpumask.h> #include <linux/linkage.h> #include <linux/irqflags.h> #include <asm/cpu.h> @@ -221,12 +222,6 @@ static __no_kasan_or_inline unsigned short stap(void) return cpu_address; } -/* - * Give up the time slice of the virtual PU. - */ -#define cpu_relax_yield cpu_relax_yield -void cpu_relax_yield(void); - #define cpu_relax() barrier() #define ECAG_CACHE_ATTRIBUTE 0 diff --git a/arch/s390/include/asm/smp.h b/arch/s390/include/asm/smp.h index 3907ead27ffa..b157a81fb977 100644 --- a/arch/s390/include/asm/smp.h +++ b/arch/s390/include/asm/smp.h @@ -9,9 +9,6 @@ #define __ASM_SMP_H #include <asm/sigp.h> - -#ifdef CONFIG_SMP - #include <asm/lowcore.h> #define raw_smp_processor_id() (S390_lowcore.cpu_nr) @@ -40,33 +37,6 @@ extern int smp_cpu_get_polarization(int cpu); extern void smp_fill_possible_mask(void); extern void smp_detect_cpus(void); -#else /* CONFIG_SMP */ - -#define smp_cpu_mtid 0 - -static inline void smp_call_ipl_cpu(void (*func)(void *), void *data) -{ - func(data); -} - -static inline void smp_call_online_cpu(void (*func)(void *), void *data) -{ - func(data); -} - -static inline void smp_emergency_stop(void) -{ -} - -static inline int smp_find_processor_id(u16 address) { return 0; } -static inline int smp_store_status(int cpu) { return 0; } -static inline int smp_vcpu_scheduled(int cpu) { return 1; } -static inline void smp_yield_cpu(int cpu) { } -static inline void smp_fill_possible_mask(void) { } -static inline void smp_detect_cpus(void) { } - -#endif /* CONFIG_SMP */ - static inline void smp_stop_cpu(void) { u16 pcpu = stap(); @@ -83,14 +53,9 @@ static inline int smp_get_base_cpu(int cpu) return cpu - (cpu % (smp_cpu_mtid + 1)); } -#ifdef CONFIG_HOTPLUG_CPU extern int smp_rescan_cpus(void); extern void __noreturn cpu_die(void); extern void __cpu_die(unsigned int cpu); extern int __cpu_disable(void); -#else -static inline int smp_rescan_cpus(void) { return 0; } -static inline void cpu_die(void) { } -#endif #endif /* __ASM_SMP_H */ diff --git a/arch/s390/include/asm/spinlock.h b/arch/s390/include/asm/spinlock.h index 0a29588aa00b..c02bff33f6c7 100644 --- a/arch/s390/include/asm/spinlock.h +++ b/arch/s390/include/asm/spinlock.h @@ -20,11 +20,7 @@ extern int spin_retry; -#ifndef CONFIG_SMP -static inline bool arch_vcpu_is_preempted(int cpu) { return false; } -#else bool arch_vcpu_is_preempted(int cpu); -#endif #define vcpu_is_preempted arch_vcpu_is_preempted diff --git a/arch/s390/include/asm/tlbflush.h b/arch/s390/include/asm/tlbflush.h index 8c840f0904f3..82703e03f35d 100644 --- a/arch/s390/include/asm/tlbflush.h +++ b/arch/s390/include/asm/tlbflush.h @@ -32,7 +32,6 @@ static inline void __tlb_flush_idte(unsigned long asce) : : "a" (opt), "a" (asce) : "cc"); } -#ifdef CONFIG_SMP void smp_ptlb_all(void); /* @@ -83,22 +82,6 @@ static inline void __tlb_flush_kernel(void) else __tlb_flush_global(); } -#else -#define __tlb_flush_global() __tlb_flush_local() - -/* - * Flush TLB entries for a specific ASCE on all CPUs. - */ -static inline void __tlb_flush_mm(struct mm_struct *mm) -{ - __tlb_flush_local(); -} - -static inline void __tlb_flush_kernel(void) -{ - __tlb_flush_local(); -} -#endif static inline void __tlb_flush_mm_lazy(struct mm_struct * mm) { diff --git a/arch/s390/include/asm/unwind.h b/arch/s390/include/asm/unwind.h index 6eb2ef105d87..d827b5b9a32c 100644 --- a/arch/s390/include/asm/unwind.h +++ b/arch/s390/include/asm/unwind.h @@ -79,23 +79,4 @@ static inline void unwind_module_init(struct module *mod, void *orc_ip, size_t orc_ip_size, void *orc, size_t orc_size) {} -#ifdef CONFIG_KASAN -/* - * This disables KASAN checking when reading a value from another task's stack, - * since the other task could be running on another CPU and could have poisoned - * the stack in the meantime. - */ -#define READ_ONCE_TASK_STACK(task, x) \ -({ \ - unsigned long val; \ - if (task == current) \ - val = READ_ONCE(x); \ - else \ - val = READ_ONCE_NOCHECK(x); \ - val; \ -}) -#else -#define READ_ONCE_TASK_STACK(task, x) READ_ONCE(x) -#endif - #endif /* _ASM_S390_UNWIND_H */ diff --git a/arch/s390/include/uapi/asm/runtime_instr.h b/arch/s390/include/uapi/asm/runtime_instr.h index 45c9ec984e6b..455da46e3193 100644 --- a/arch/s390/include/uapi/asm/runtime_instr.h +++ b/arch/s390/include/uapi/asm/runtime_instr.h @@ -57,7 +57,7 @@ struct runtime_instr_cb { __u64 sf; __u64 rsic; __u64 reserved8; -} __packed __aligned(8); +} __attribute__((__packed__, __aligned__(8))); static inline void load_runtime_instr_cb(struct runtime_instr_cb *cb) { diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile index b0478d01a0c5..0f255b54b051 100644 --- a/arch/s390/kernel/Makefile +++ b/arch/s390/kernel/Makefile @@ -53,6 +53,7 @@ obj-y += sysinfo.o lgr.o os_info.o machine_kexec.o pgm_check.o obj-y += runtime_instr.o cache.o fpu.o dumpstack.o guarded_storage.o sthyi.o obj-y += entry.o reipl.o relocate_kernel.o kdebugfs.o alternative.o obj-y += nospec-branch.o ipl_vmparm.o machine_kexec_reloc.o unwind_bc.o +obj-y += smp.o extra-y += head64.o vmlinux.lds @@ -60,7 +61,6 @@ obj-$(CONFIG_SYSFS) += nospec-sysfs.o CFLAGS_REMOVE_nospec-branch.o += $(CC_FLAGS_EXPOLINE) obj-$(CONFIG_MODULES) += module.o -obj-$(CONFIG_SMP) += smp.o obj-$(CONFIG_SCHED_TOPOLOGY) += topology.o obj-$(CONFIG_HIBERNATION) += suspend.o swsusp.o obj-$(CONFIG_AUDIT) += audit.o diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c index 0ebf08c3b35e..6d321f5f101d 100644 --- a/arch/s390/kernel/debug.c +++ b/arch/s390/kernel/debug.c @@ -647,11 +647,23 @@ static int debug_close(struct inode *inode, struct file *file) return 0; /* success */ } -/* - * debug_register_mode: - * - Creates and initializes debug area for the caller - * The mode parameter allows to specify access rights for the s390dbf files - * - Returns handle for debug area +/** + * debug_register_mode() - creates and initializes debug area. + * + * @name: Name of debug log (e.g. used for debugfs entry) + * @pages_per_area: Number of pages, which will be allocated per area + * @nr_areas: Number of debug areas + * @buf_size: Size of data area in each debug entry + * @mode: File mode for debugfs files. E.g. S_IRWXUGO + * @uid: User ID for debugfs files. Currently only 0 is supported. + * @gid: Group ID for debugfs files. Currently only 0 is supported. + * + * Return: + * - Handle for generated debug area + * - %NULL if register failed + * + * Allocates memory for a debug log. + * Must not be called within an interrupt handler. */ debug_info_t *debug_register_mode(const char *name, int pages_per_area, int nr_areas, int buf_size, umode_t mode, @@ -681,10 +693,21 @@ out: } EXPORT_SYMBOL(debug_register_mode); -/* - * debug_register: - * - creates and initializes debug area for the caller - * - returns handle for debug area +/** + * debug_register() - creates and initializes debug area with default file mode. + * + * @name: Name of debug log (e.g. used for debugfs entry) + * @pages_per_area: Number of pages, which will be allocated per area + * @nr_areas: Number of debug areas + * @buf_size: Size of data area in each debug entry + * + * Return: + * - Handle for generated debug area + * - %NULL if register failed + * + * Allocates memory for a debug log. + * The debugfs file mode access permissions are read and write for user. + * Must not be called within an interrupt handler. */ debug_info_t *debug_register(const char *name, int pages_per_area, int nr_areas, int buf_size) @@ -694,9 +717,13 @@ debug_info_t *debug_register(const char *name, int pages_per_area, } EXPORT_SYMBOL(debug_register); -/* - * debug_unregister: - * - give back debug area +/** + * debug_unregister() - give back debug area. + * + * @id: handle for debug log + * + * Return: + * none */ void debug_unregister(debug_info_t *id) { @@ -745,9 +772,14 @@ out: return rc; } -/* - * debug_set_level: - * - set actual debug level +/** + * debug_set_level() - Sets new actual debug level if new_level is valid. + * + * @id: handle for debug log + * @new_level: new debug level + * + * Return: + * none */ void debug_set_level(debug_info_t *id, int new_level) { @@ -873,6 +905,14 @@ static struct ctl_table s390dbf_dir_table[] = { static struct ctl_table_header *s390dbf_sysctl_header; +/** + * debug_stop_all() - stops the debug feature if stopping is allowed. + * + * Return: + * - none + * + * Currently used in case of a kernel oops. + */ void debug_stop_all(void) { if (debug_stoppable) @@ -880,6 +920,17 @@ void debug_stop_all(void) } EXPORT_SYMBOL(debug_stop_all); +/** + * debug_set_critical() - event/exception functions try lock instead of spin. + * + * Return: + * - none + * + * Currently used in case of stopping all CPUs but the current one. + * Once in this state, functions to write a debug entry for an + * event or exception no longer spin on the debug area lock, + * but only try to get it and fail if they do not get the lock. + */ void debug_set_critical(void) { debug_critical = 1; @@ -1036,8 +1087,16 @@ debug_entry_t *__debug_sprintf_exception(debug_info_t *id, int level, char *stri } EXPORT_SYMBOL(__debug_sprintf_exception); -/* - * debug_register_view: +/** + * debug_register_view() - registers new debug view and creates debugfs + * dir entry + * + * @id: handle for debug log + * @view: pointer to debug view struct + * + * Return: + * - 0 : ok + * - < 0: Error */ int debug_register_view(debug_info_t *id, struct debug_view *view) { @@ -1077,8 +1136,16 @@ out: } EXPORT_SYMBOL(debug_register_view); -/* - * debug_unregister_view: +/** + * debug_unregister_view() - unregisters debug view and removes debugfs + * dir entry + * + * @id: handle for debug log + * @view: pointer to debug view struct + * + * Return: + * - 0 : ok + * - < 0: Error */ int debug_unregister_view(debug_info_t *id, struct debug_view *view) { diff --git a/arch/s390/kernel/dis.c b/arch/s390/kernel/dis.c index b2c68fbf2634..7abe6ae261b4 100644 --- a/arch/s390/kernel/dis.c +++ b/arch/s390/kernel/dis.c @@ -242,6 +242,7 @@ static const unsigned char formats[][6] = { [INSTR_RRF_U0FF] = { F_24, U4_16, F_28, 0, 0, 0 }, [INSTR_RRF_U0RF] = { R_24, U4_16, F_28, 0, 0, 0 }, [INSTR_RRF_U0RR] = { R_24, R_28, U4_16, 0, 0, 0 }, + [INSTR_RRF_URR] = { R_24, R_28, U8_16, 0, 0, 0 }, [INSTR_RRF_UUFF] = { F_24, U4_16, F_28, U4_20, 0, 0 }, [INSTR_RRF_UUFR] = { F_24, U4_16, R_28, U4_20, 0, 0 }, [INSTR_RRF_UURF] = { R_24, U4_16, F_28, U4_20, 0, 0 }, @@ -306,7 +307,7 @@ static const unsigned char formats[][6] = { [INSTR_VRI_VVV0UU2] = { V_8, V_12, V_16, U8_28, U4_24, 0 }, [INSTR_VRR_0V] = { V_12, 0, 0, 0, 0, 0 }, [INSTR_VRR_0VV0U] = { V_12, V_16, U4_24, 0, 0, 0 }, - [INSTR_VRR_RV0U] = { R_8, V_12, U4_24, 0, 0, 0 }, + [INSTR_VRR_RV0UU] = { R_8, V_12, U4_24, U4_28, 0, 0 }, [INSTR_VRR_VRR] = { V_8, R_12, R_16, 0, 0, 0 }, [INSTR_VRR_VV] = { V_8, V_12, 0, 0, 0, 0 }, [INSTR_VRR_VV0U] = { V_8, V_12, U4_32, 0, 0, 0 }, @@ -326,10 +327,8 @@ static const unsigned char formats[][6] = { [INSTR_VRS_RVRDU] = { R_8, V_12, D_20, B_16, U4_32, 0 }, [INSTR_VRS_VRRD] = { V_8, R_12, D_20, B_16, 0, 0 }, [INSTR_VRS_VRRDU] = { V_8, R_12, D_20, B_16, U4_32, 0 }, - [INSTR_VRS_VVRD] = { V_8, V_12, D_20, B_16, 0, 0 }, [INSTR_VRS_VVRDU] = { V_8, V_12, D_20, B_16, U4_32, 0 }, [INSTR_VRV_VVXRDU] = { V_8, D_20, VX_12, B_16, U4_32, 0 }, - [INSTR_VRX_VRRD] = { V_8, D_20, X_12, B_16, 0, 0 }, [INSTR_VRX_VRRDU] = { V_8, D_20, X_12, B_16, U4_32, 0 }, [INSTR_VRX_VV] = { V_8, V_12, 0, 0, 0, 0 }, [INSTR_VSI_URDV] = { V_32, D_20, B_16, U8_8, 0, 0 }, diff --git a/arch/s390/kernel/dumpstack.c b/arch/s390/kernel/dumpstack.c index 9e87b68be21c..ac06c3949ab3 100644 --- a/arch/s390/kernel/dumpstack.c +++ b/arch/s390/kernel/dumpstack.c @@ -199,9 +199,7 @@ void die(struct pt_regs *regs, const char *str) #ifdef CONFIG_PREEMPT pr_cont("PREEMPT "); #endif -#ifdef CONFIG_SMP pr_cont("SMP "); -#endif if (debug_pagealloc_enabled()) pr_cont("DEBUG_PAGEALLOC"); pr_cont("\n"); diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index 3f4d272577d3..270d1d145761 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S @@ -986,14 +986,12 @@ ENTRY(psw_idle) stg %r3,__SF_EMPTY(%r15) larl %r1,.Lpsw_idle_lpsw+4 stg %r1,__SF_EMPTY+8(%r15) -#ifdef CONFIG_SMP larl %r1,smp_cpu_mtid llgf %r1,0(%r1) ltgr %r1,%r1 jz .Lpsw_idle_stcctm .insn rsy,0xeb0000000017,%r1,5,__SF_EMPTY+16(%r15) .Lpsw_idle_stcctm: -#endif oi __LC_CPU_FLAGS+7,_CIF_ENABLED_WAIT BPON STCK __CLOCK_IDLE_ENTER(%r2) @@ -1468,7 +1466,6 @@ ENDPROC(cleanup_critical) mvc __CLOCK_IDLE_ENTER(8,%r2),__CLOCK_IDLE_EXIT(%r2) mvc __TIMER_IDLE_ENTER(8,%r2),__TIMER_IDLE_EXIT(%r2) 1: # calculate idle cycles -#ifdef CONFIG_SMP clg %r9,BASED(.Lcleanup_idle_insn) jl 3f larl %r1,smp_cpu_mtid @@ -1486,7 +1483,6 @@ ENDPROC(cleanup_critical) la %r3,8(%r3) la %r4,8(%r4) brct %r1,2b -#endif 3: # account system time going idle lg %r9,__LC_STEAL_TIMER alg %r9,__CLOCK_IDLE_ENTER(%r2) diff --git a/arch/s390/kernel/jump_label.c b/arch/s390/kernel/jump_label.c index 3f10b56bd5a3..ab584e8e3527 100644 --- a/arch/s390/kernel/jump_label.c +++ b/arch/s390/kernel/jump_label.c @@ -15,16 +15,11 @@ struct insn { s32 offset; } __packed; -struct insn_args { - struct jump_entry *entry; - enum jump_label_type type; -}; - static void jump_label_make_nop(struct jump_entry *entry, struct insn *insn) { - /* brcl 0,0 */ + /* brcl 0,offset */ insn->opcode = 0xc004; - insn->offset = 0; + insn->offset = (jump_entry_target(entry) - jump_entry_code(entry)) >> 1; } static void jump_label_make_branch(struct jump_entry *entry, struct insn *insn) @@ -77,23 +72,15 @@ static void __jump_label_transform(struct jump_entry *entry, s390_kernel_write(code, &new, sizeof(new)); } -static int __sm_arch_jump_label_transform(void *data) +static void __jump_label_sync(void *dummy) { - struct insn_args *args = data; - - __jump_label_transform(args->entry, args->type, 0); - return 0; } void arch_jump_label_transform(struct jump_entry *entry, enum jump_label_type type) { - struct insn_args args; - - args.entry = entry; - args.type = type; - - stop_machine_cpuslocked(__sm_arch_jump_label_transform, &args, NULL); + __jump_label_transform(entry, type, 0); + smp_call_function(__jump_label_sync, NULL, 1); } void arch_jump_label_transform_static(struct jump_entry *entry, diff --git a/arch/s390/kernel/machine_kexec.c b/arch/s390/kernel/machine_kexec.c index 8a1ae140c5e2..444a19125a81 100644 --- a/arch/s390/kernel/machine_kexec.c +++ b/arch/s390/kernel/machine_kexec.c @@ -141,7 +141,6 @@ static noinline void __machine_kdump(void *image) */ store_status(__do_machine_kdump, image); } -#endif static unsigned long do_start_kdump(unsigned long addr) { @@ -155,6 +154,8 @@ static unsigned long do_start_kdump(unsigned long addr) return rc; } +#endif /* CONFIG_CRASH_DUMP */ + /* * Check if kdump checksums are valid: We call purgatory with parameter "0" */ diff --git a/arch/s390/kernel/processor.c b/arch/s390/kernel/processor.c index 5de13307b703..6ebc2117c66c 100644 --- a/arch/s390/kernel/processor.c +++ b/arch/s390/kernel/processor.c @@ -7,6 +7,7 @@ #define KMSG_COMPONENT "cpu" #define pr_fmt(fmt) KMSG_COMPONENT ": " fmt +#include <linux/stop_machine.h> #include <linux/cpufeature.h> #include <linux/bitops.h> #include <linux/kernel.h> @@ -31,6 +32,7 @@ struct cpu_info { }; static DEFINE_PER_CPU(struct cpu_info, cpu_info); +static DEFINE_PER_CPU(int, cpu_relax_retry); static bool machine_has_cpu_mhz; @@ -58,15 +60,20 @@ void s390_update_cpu_mhz(void) on_each_cpu(update_cpu_mhz, NULL, 0); } -void notrace cpu_relax_yield(void) +void notrace stop_machine_yield(const struct cpumask *cpumask) { - if (!smp_cpu_mtid && MACHINE_HAS_DIAG44) { - diag_stat_inc(DIAG_STAT_X044); - asm volatile("diag 0,0,0x44"); + int cpu, this_cpu; + + this_cpu = smp_processor_id(); + if (__this_cpu_inc_return(cpu_relax_retry) >= spin_retry) { + __this_cpu_write(cpu_relax_retry, 0); + cpu = cpumask_next_wrap(this_cpu, cpumask, this_cpu, false); + if (cpu >= nr_cpu_ids) + return; + if (arch_vcpu_is_preempted(cpu)) + smp_yield_cpu(cpu); } - barrier(); } -EXPORT_SYMBOL(cpu_relax_yield); /* * cpu_init - initializes state that is per-CPU. diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index f8544d517430..2b94b0ad3588 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -461,11 +461,9 @@ static void __init setup_lowcore_dat_off(void) mem_assign_absolute(S390_lowcore.restart_source, lc->restart_source); mem_assign_absolute(S390_lowcore.restart_psw, lc->restart_psw); -#ifdef CONFIG_SMP lc->spinlock_lockval = arch_spin_lockval(0); lc->spinlock_index = 0; arch_spin_lock_setup(0); -#endif lc->br_r1_trampoline = 0x07f1; /* br %r1 */ set_prefix((u32)(unsigned long) lc); diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 35fafa2b91a8..44974654cbd0 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -232,8 +232,6 @@ out: return -ENOMEM; } -#ifdef CONFIG_HOTPLUG_CPU - static void pcpu_free_lowcore(struct pcpu *pcpu) { unsigned long async_stack, nodat_stack, lowcore; @@ -253,8 +251,6 @@ static void pcpu_free_lowcore(struct pcpu *pcpu) free_pages(lowcore, LC_ORDER); } -#endif /* CONFIG_HOTPLUG_CPU */ - static void pcpu_prepare_secondary(struct pcpu *pcpu, int cpu) { struct lowcore *lc = pcpu->lowcore; @@ -418,7 +414,7 @@ void smp_yield_cpu(int cpu) diag_stat_inc_norecursion(DIAG_STAT_X09C); asm volatile("diag %0,0,0x9c" : : "d" (pcpu_devices[cpu].address)); - } else if (MACHINE_HAS_DIAG44) { + } else if (MACHINE_HAS_DIAG44 && !smp_cpu_mtid) { diag_stat_inc_norecursion(DIAG_STAT_X044); asm volatile("diag 0,0,0x44"); } @@ -895,8 +891,6 @@ static int __init _setup_possible_cpus(char *s) } early_param("possible_cpus", _setup_possible_cpus); -#ifdef CONFIG_HOTPLUG_CPU - int __cpu_disable(void) { unsigned long cregs[16]; @@ -937,8 +931,6 @@ void __noreturn cpu_die(void) for (;;) ; } -#endif /* CONFIG_HOTPLUG_CPU */ - void __init smp_fill_possible_mask(void) { unsigned int possible, sclp_max, cpu; @@ -996,7 +988,6 @@ int setup_profiling_timer(unsigned int multiplier) return 0; } -#ifdef CONFIG_HOTPLUG_CPU static ssize_t cpu_configure_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -1073,7 +1064,6 @@ out: return rc ? rc : count; } static DEVICE_ATTR(configure, 0644, cpu_configure_show, cpu_configure_store); -#endif /* CONFIG_HOTPLUG_CPU */ static ssize_t show_cpu_address(struct device *dev, struct device_attribute *attr, char *buf) @@ -1083,9 +1073,7 @@ static ssize_t show_cpu_address(struct device *dev, static DEVICE_ATTR(address, 0444, show_cpu_address, NULL); static struct attribute *cpu_common_attrs[] = { -#ifdef CONFIG_HOTPLUG_CPU &dev_attr_configure.attr, -#endif &dev_attr_address.attr, NULL, }; @@ -1144,15 +1132,11 @@ static int smp_add_present_cpu(int cpu) out_topology: sysfs_remove_group(&s->kobj, &cpu_common_attr_group); out_cpu: -#ifdef CONFIG_HOTPLUG_CPU unregister_cpu(c); -#endif out: return rc; } -#ifdef CONFIG_HOTPLUG_CPU - int __ref smp_rescan_cpus(void) { struct sclp_core_info *info; @@ -1188,17 +1172,14 @@ static ssize_t __ref rescan_store(struct device *dev, return rc ? rc : count; } static DEVICE_ATTR_WO(rescan); -#endif /* CONFIG_HOTPLUG_CPU */ static int __init s390_smp_init(void) { int cpu, rc = 0; -#ifdef CONFIG_HOTPLUG_CPU rc = device_create_file(cpu_subsys.dev_root, &dev_attr_rescan); if (rc) return rc; -#endif for_each_present_cpu(cpu) { rc = smp_add_present_cpu(cpu); if (rc) diff --git a/arch/s390/kernel/swsusp.S b/arch/s390/kernel/swsusp.S index 19a3c427801a..a7baf0b5f818 100644 --- a/arch/s390/kernel/swsusp.S +++ b/arch/s390/kernel/swsusp.S @@ -162,7 +162,6 @@ ENTRY(swsusp_arch_resume) larl %r1,__swsusp_reset_dma lg %r1,0(%r1) BASR_EX %r14,%r1 -#ifdef CONFIG_SMP larl %r1,smp_cpu_mt_shift icm %r1,15,0(%r1) jz smt_done @@ -172,7 +171,6 @@ smt_loop: brc 8,smt_done /* accepted */ brc 2,smt_loop /* busy, try again */ smt_done: -#endif larl %r1,.Lnew_pgm_check_psw lpswe 0(%r1) pgm_check_entry: diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c index 82e81a9f7112..4736b6ec0ad2 100644 --- a/arch/s390/kernel/traps.c +++ b/arch/s390/kernel/traps.c @@ -229,17 +229,11 @@ void vector_exception(struct pt_regs *regs) void data_exception(struct pt_regs *regs) { - int signal = 0; - save_fpu_regs(); if (current->thread.fpu.fpc & FPC_DXC_MASK) - signal = SIGFPE; - else - signal = SIGILL; - if (signal == SIGFPE) do_fp_trap(regs, current->thread.fpu.fpc); - else if (signal) - do_trap(regs, signal, ILL_ILLOPN, "data exception"); + else + do_trap(regs, SIGILL, ILL_ILLOPN, "data exception"); } void space_switch_exception(struct pt_regs *regs) diff --git a/arch/s390/kernel/unwind_bc.c b/arch/s390/kernel/unwind_bc.c index 57fd4e902f1f..3ce8a0808059 100644 --- a/arch/s390/kernel/unwind_bc.c +++ b/arch/s390/kernel/unwind_bc.c @@ -46,18 +46,18 @@ bool unwind_next_frame(struct unwind_state *state) regs = state->regs; if (unlikely(regs)) { - sp = READ_ONCE_TASK_STACK(state->task, regs->gprs[15]); + sp = READ_ONCE_NOCHECK(regs->gprs[15]); if (unlikely(outside_of_stack(state, sp))) { if (!update_stack_info(state, sp)) goto out_err; } sf = (struct stack_frame *) sp; - ip = READ_ONCE_TASK_STACK(state->task, sf->gprs[8]); + ip = READ_ONCE_NOCHECK(sf->gprs[8]); reliable = false; regs = NULL; } else { sf = (struct stack_frame *) state->sp; - sp = READ_ONCE_TASK_STACK(state->task, sf->back_chain); + sp = READ_ONCE_NOCHECK(sf->back_chain); if (likely(sp)) { /* Non-zero back-chain points to the previous frame */ if (unlikely(outside_of_stack(state, sp))) { @@ -65,7 +65,7 @@ bool unwind_next_frame(struct unwind_state *state) goto out_err; } sf = (struct stack_frame *) sp; - ip = READ_ONCE_TASK_STACK(state->task, sf->gprs[8]); + ip = READ_ONCE_NOCHECK(sf->gprs[8]); reliable = true; } else { /* No back-chain, look for a pt_regs structure */ @@ -73,9 +73,9 @@ bool unwind_next_frame(struct unwind_state *state) if (!on_stack(info, sp, sizeof(struct pt_regs))) goto out_stop; regs = (struct pt_regs *) sp; - if (user_mode(regs)) + if (READ_ONCE_NOCHECK(regs->psw.mask) & PSW_MASK_PSTATE) goto out_stop; - ip = READ_ONCE_TASK_STACK(state->task, regs->psw.addr); + ip = READ_ONCE_NOCHECK(regs->psw.addr); reliable = true; } } @@ -132,11 +132,11 @@ void __unwind_start(struct unwind_state *state, struct task_struct *task, /* Get the instruction pointer from pt_regs or the stack frame */ if (regs) { - ip = READ_ONCE_TASK_STACK(state->task, regs->psw.addr); + ip = READ_ONCE_NOCHECK(regs->psw.addr); reliable = true; } else { sf = (struct stack_frame *) sp; - ip = READ_ONCE_TASK_STACK(state->task, sf->gprs[8]); + ip = READ_ONCE_NOCHECK(sf->gprs[8]); reliable = false; } diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index 28ebd647784c..1c4113f0f2a8 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -2461,6 +2461,9 @@ int kvm_arch_init_vm(struct kvm *kvm, unsigned long type) set_kvm_facility(kvm->arch.model.fac_list, 147); } + if (css_general_characteristics.aiv && test_facility(65)) + set_kvm_facility(kvm->arch.model.fac_mask, 65); + kvm->arch.model.cpuid = kvm_s390_get_initial_cpuid(); kvm->arch.model.ibc = sclp.ibc & 0x0fff; diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index 8679bd74d337..ed52ffa8d5d4 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -27,6 +27,7 @@ #include <asm/io.h> #include <asm/ptrace.h> #include <asm/sclp.h> +#include <asm/ap.h> #include "gaccess.h" #include "kvm-s390.h" #include "trace.h" @@ -592,6 +593,89 @@ static int handle_io_inst(struct kvm_vcpu *vcpu) } } +/* + * handle_pqap: Handling pqap interception + * @vcpu: the vcpu having issue the pqap instruction + * + * We now support PQAP/AQIC instructions and we need to correctly + * answer the guest even if no dedicated driver's hook is available. + * + * The intercepting code calls a dedicated callback for this instruction + * if a driver did register one in the CRYPTO satellite of the + * SIE block. + * + * If no callback is available, the queues are not available, return this + * response code to the caller and set CC to 3. + * Else return the response code returned by the callback. + */ +static int handle_pqap(struct kvm_vcpu *vcpu) +{ + struct ap_queue_status status = {}; + unsigned long reg0; + int ret; + uint8_t fc; + + /* Verify that the AP instruction are available */ + if (!ap_instructions_available()) + return -EOPNOTSUPP; + /* Verify that the guest is allowed to use AP instructions */ + if (!(vcpu->arch.sie_block->eca & ECA_APIE)) + return -EOPNOTSUPP; + /* + * The only possibly intercepted functions when AP instructions are + * available for the guest are AQIC and TAPQ with the t bit set + * since we do not set IC.3 (FIII) we currently will only intercept + * the AQIC function code. + */ + reg0 = vcpu->run->s.regs.gprs[0]; + fc = (reg0 >> 24) & 0xff; + if (WARN_ON_ONCE(fc != 0x03)) + return -EOPNOTSUPP; + + /* PQAP instruction is allowed for guest kernel only */ + if (vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE) + return kvm_s390_inject_program_int(vcpu, PGM_PRIVILEGED_OP); + + /* Common PQAP instruction specification exceptions */ + /* bits 41-47 must all be zeros */ + if (reg0 & 0x007f0000UL) + return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); + /* APFT not install and T bit set */ + if (!test_kvm_facility(vcpu->kvm, 15) && (reg0 & 0x00800000UL)) + return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); + /* APXA not installed and APID greater 64 or APQI greater 16 */ + if (!(vcpu->kvm->arch.crypto.crycbd & 0x02) && (reg0 & 0x0000c0f0UL)) + return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); + + /* AQIC function code specific exception */ + /* facility 65 not present for AQIC function code */ + if (!test_kvm_facility(vcpu->kvm, 65)) + return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); + + /* + * Verify that the hook callback is registered, lock the owner + * and call the hook. + */ + if (vcpu->kvm->arch.crypto.pqap_hook) { + if (!try_module_get(vcpu->kvm->arch.crypto.pqap_hook->owner)) + return -EOPNOTSUPP; + ret = vcpu->kvm->arch.crypto.pqap_hook->hook(vcpu); + module_put(vcpu->kvm->arch.crypto.pqap_hook->owner); + if (!ret && vcpu->run->s.regs.gprs[1] & 0x00ff0000) + kvm_s390_set_psw_cc(vcpu, 3); + return ret; + } + /* + * A vfio_driver must register a hook. + * No hook means no driver to enable the SIE CRYCB and no queues. + * We send this response to the guest. + */ + status.response_code = 0x01; + memcpy(&vcpu->run->s.regs.gprs[1], &status, sizeof(status)); + kvm_s390_set_psw_cc(vcpu, 3); + return 0; +} + static int handle_stfl(struct kvm_vcpu *vcpu) { int rc; @@ -878,6 +962,8 @@ int kvm_s390_handle_b2(struct kvm_vcpu *vcpu) return handle_sthyi(vcpu); case 0x7d: return handle_stsi(vcpu); + case 0xaf: + return handle_pqap(vcpu); case 0xb1: return handle_stfl(vcpu); case 0xb2: diff --git a/arch/s390/lib/Makefile b/arch/s390/lib/Makefile index 5418d10dc2a8..a1ec63abfb95 100644 --- a/arch/s390/lib/Makefile +++ b/arch/s390/lib/Makefile @@ -3,9 +3,8 @@ # Makefile for s390-specific library files.. # -lib-y += delay.o string.o uaccess.o find.o +lib-y += delay.o string.o uaccess.o find.o spinlock.o obj-y += mem.o xor.o -lib-$(CONFIG_SMP) += spinlock.o lib-$(CONFIG_KPROBES) += probes.o lib-$(CONFIG_UPROBES) += probes.o diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c index 14d1eae9fe43..f0bee6af3960 100644 --- a/arch/s390/mm/init.c +++ b/arch/s390/mm/init.c @@ -18,6 +18,7 @@ #include <linux/mman.h> #include <linux/mm.h> #include <linux/swap.h> +#include <linux/swiotlb.h> #include <linux/smp.h> #include <linux/init.h> #include <linux/pagemap.h> @@ -29,6 +30,7 @@ #include <linux/export.h> #include <linux/cma.h> #include <linux/gfp.h> +#include <linux/dma-mapping.h> #include <asm/processor.h> #include <linux/uaccess.h> #include <asm/pgtable.h> @@ -42,6 +44,8 @@ #include <asm/sclp.h> #include <asm/set_memory.h> #include <asm/kasan.h> +#include <asm/dma-mapping.h> +#include <asm/uv.h> pgd_t swapper_pg_dir[PTRS_PER_PGD] __section(.bss..swapper_pg_dir); @@ -128,6 +132,47 @@ void mark_rodata_ro(void) pr_info("Write protected read-only-after-init data: %luk\n", size >> 10); } +int set_memory_encrypted(unsigned long addr, int numpages) +{ + int i; + + /* make specified pages unshared, (swiotlb, dma_free) */ + for (i = 0; i < numpages; ++i) { + uv_remove_shared(addr); + addr += PAGE_SIZE; + } + return 0; +} + +int set_memory_decrypted(unsigned long addr, int numpages) +{ + int i; + /* make specified pages shared (swiotlb, dma_alloca) */ + for (i = 0; i < numpages; ++i) { + uv_set_shared(addr); + addr += PAGE_SIZE; + } + return 0; +} + +/* are we a protected virtualization guest? */ +bool sev_active(void) +{ + return is_prot_virt_guest(); +} + +/* protected virtualization */ +static void pv_init(void) +{ + if (!is_prot_virt_guest()) + return; + + /* make sure bounce buffers are shared */ + swiotlb_init(1); + swiotlb_update_mem_attributes(); + swiotlb_force = SWIOTLB_FORCE; +} + void __init mem_init(void) { cpumask_set_cpu(0, &init_mm.context.cpu_attach_mask); @@ -136,6 +181,8 @@ void __init mem_init(void) set_max_mapnr(max_low_pfn); high_memory = (void *) __va(max_low_pfn * PAGE_SIZE); + pv_init(); + /* Setup guest page hinting */ cmma_init(); diff --git a/arch/s390/mm/maccess.c b/arch/s390/mm/maccess.c index 818deeb1ebc3..1864a8bb9622 100644 --- a/arch/s390/mm/maccess.c +++ b/arch/s390/mm/maccess.c @@ -52,21 +52,22 @@ static notrace long s390_kernel_write_odd(void *dst, const void *src, size_t siz * Therefore we have a read-modify-write sequence: the function reads eight * bytes from destination at an eight byte boundary, modifies the bytes * requested and writes the result back in a loop. - * - * Note: this means that this function may not be called concurrently on - * several cpus with overlapping words, since this may potentially - * cause data corruption. */ +static DEFINE_SPINLOCK(s390_kernel_write_lock); + void notrace s390_kernel_write(void *dst, const void *src, size_t size) { + unsigned long flags; long copied; + spin_lock_irqsave(&s390_kernel_write_lock, flags); while (size) { copied = s390_kernel_write_odd(dst, src, size); dst += copied; src += copied; size -= copied; } + spin_unlock_irqrestore(&s390_kernel_write_lock, flags); } static int __memcpy_real(void *dest, void *src, size_t count) diff --git a/arch/s390/mm/mmap.c b/arch/s390/mm/mmap.c index 687f2a4d3459..cbc718ba6d78 100644 --- a/arch/s390/mm/mmap.c +++ b/arch/s390/mm/mmap.c @@ -24,8 +24,6 @@ static unsigned long stack_maxrandom_size(void) { if (!(current->flags & PF_RANDOMIZE)) return 0; - if (current->personality & ADDR_NO_RANDOMIZE) - return 0; return STACK_RND_MASK << PAGE_SHIFT; } diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c index 86ca7f88fb22..b8a64cbb5dea 100644 --- a/arch/s390/pci/pci.c +++ b/arch/s390/pci/pci.c @@ -421,12 +421,12 @@ static void zpci_map_resources(struct pci_dev *pdev) if (!len) continue; - if (static_branch_likely(&have_mio)) + if (zpci_use_mio(zdev)) pdev->resource[i].start = (resource_size_t __force) zdev->bars[i].mio_wb; else - pdev->resource[i].start = - (resource_size_t __force) pci_iomap(pdev, i, 0); + pdev->resource[i].start = (resource_size_t __force) + pci_iomap_range_fh(pdev, i, 0, 0); pdev->resource[i].end = pdev->resource[i].start + len - 1; } @@ -444,18 +444,19 @@ static void zpci_map_resources(struct pci_dev *pdev) static void zpci_unmap_resources(struct pci_dev *pdev) { + struct zpci_dev *zdev = to_zpci(pdev); resource_size_t len; int i; - if (static_branch_likely(&have_mio)) + if (zpci_use_mio(zdev)) return; for (i = 0; i < PCI_BAR_COUNT; i++) { len = pci_resource_len(pdev, i); if (!len) continue; - pci_iounmap(pdev, (void __iomem __force *) - pdev->resource[i].start); + pci_iounmap_fh(pdev, (void __iomem __force *) + pdev->resource[i].start); } } @@ -528,7 +529,7 @@ static int zpci_setup_bus_resources(struct zpci_dev *zdev, if (zdev->bars[i].val & 4) flags |= IORESOURCE_MEM_64; - if (static_branch_likely(&have_mio)) + if (zpci_use_mio(zdev)) addr = (unsigned long) zdev->bars[i].mio_wb; else addr = ZPCI_ADDR(entry); diff --git a/arch/s390/pci/pci_clp.c b/arch/s390/pci/pci_clp.c index d03631dba7c2..9bdff4defef1 100644 --- a/arch/s390/pci/pci_clp.c +++ b/arch/s390/pci/pci_clp.c @@ -291,7 +291,7 @@ int clp_enable_fh(struct zpci_dev *zdev, u8 nr_dma_as) goto out; zdev->fh = fh; - if (zdev->mio_capable) { + if (zpci_use_mio(zdev)) { rc = clp_set_pci_fn(&fh, nr_dma_as, CLP_SET_ENABLE_MIO); zpci_dbg(3, "ena mio fid:%x, fh:%x, rc:%d\n", zdev->fid, fh, rc); if (rc) diff --git a/arch/s390/pci/pci_debug.c b/arch/s390/pci/pci_debug.c index 6b48ca7760a7..3408c0df3ebf 100644 --- a/arch/s390/pci/pci_debug.c +++ b/arch/s390/pci/pci_debug.c @@ -74,7 +74,7 @@ static void pci_sw_counter_show(struct seq_file *m) int i; for (i = 0; i < ARRAY_SIZE(pci_sw_names); i++, counter++) - seq_printf(m, "%26s:\t%lu\n", pci_sw_names[i], + seq_printf(m, "%26s:\t%llu\n", pci_sw_names[i], atomic64_read(counter)); } diff --git a/arch/s390/purgatory/.gitignore b/arch/s390/purgatory/.gitignore index e9e66f178a6d..04a03433c720 100644 --- a/arch/s390/purgatory/.gitignore +++ b/arch/s390/purgatory/.gitignore @@ -1,2 +1,3 @@ -kexec-purgatory.c +purgatory +purgatory.lds purgatory.ro diff --git a/arch/s390/tools/Makefile b/arch/s390/tools/Makefile index 2342b84b3386..b5e35e8f999a 100644 --- a/arch/s390/tools/Makefile +++ b/arch/s390/tools/Makefile @@ -6,7 +6,6 @@ kapi := arch/$(ARCH)/include/generated/asm kapi-hdrs-y := $(kapi)/facility-defs.h $(kapi)/dis-defs.h -targets += $(addprefix ../../../,$(kapi-hdrs-y)) PHONY += kapi kapi: $(kapi-hdrs-y) @@ -14,11 +13,7 @@ kapi: $(kapi-hdrs-y) hostprogs-y += gen_facilities hostprogs-y += gen_opcode_table -HOSTCFLAGS_gen_facilities.o += -Wall $(LINUXINCLUDE) -HOSTCFLAGS_gen_opcode_table.o += -Wall $(LINUXINCLUDE) - -# Ensure output directory exists -_dummy := $(shell [ -d '$(kapi)' ] || mkdir -p '$(kapi)') +HOSTCFLAGS_gen_facilities.o += $(LINUXINCLUDE) filechk_facility-defs.h = $(obj)/gen_facilities diff --git a/arch/s390/tools/opcodes.txt b/arch/s390/tools/opcodes.txt index 64638b764d1c..46d8ed96cf06 100644 --- a/arch/s390/tools/opcodes.txt +++ b/arch/s390/tools/opcodes.txt @@ -520,6 +520,9 @@ b92e km RRE_RR b92f kmc RRE_RR b930 cgfr RRE_RR b931 clgfr RRE_RR +b938 sortl RRE_RR +b939 dfltcc RRF_R0RR2 +b93a kdsa RRE_RR b93c ppno RRE_RR b93e kimd RRE_RR b93f klmd RRE_RR @@ -538,8 +541,16 @@ b95a cxlgtr RRF_UUFR b95b cxlftr RRF_UUFR b960 cgrt RRF_U0RR b961 clgrt RRF_U0RR +b964 nngrk RRF_R0RR2 +b965 ocgrk RRF_R0RR2 +b966 nogrk RRF_R0RR2 +b967 nxgrk RRF_R0RR2 b972 crt RRF_U0RR b973 clrt RRF_U0RR +b974 nnrk RRF_R0RR2 +b975 ocrk RRF_R0RR2 +b976 nork RRF_R0RR2 +b977 nxrk RRF_R0RR2 b980 ngr RRE_RR b981 ogr RRE_RR b982 xgr RRE_RR @@ -573,6 +584,7 @@ b99f ssair RRE_R0 b9a0 clp RRF_U0RR b9a1 tpei RRE_RR b9a2 ptf RRE_R0 +b9a4 uvc RRF_URR b9aa lptea RRF_RURR2 b9ab essa RRF_U0RR b9ac irbm RRE_RR @@ -585,6 +597,7 @@ b9b3 cu42 RRE_RR b9bd trtre RRF_U0RR b9be srstu RRE_RR b9bf trte RRF_U0RR +b9c0 selhhhr RRF_RURR b9c8 ahhhr RRF_R0RR2 b9c9 shhhr RRF_R0RR2 b9ca alhhhr RRF_R0RR2 @@ -594,6 +607,9 @@ b9cf clhhr RRE_RR b9d0 pcistg RRE_RR b9d2 pcilg RRE_RR b9d3 rpcit RRE_RR +b9d4 pcistgi RRE_RR +b9d5 pciwb RRE_00 +b9d6 pcilgi RRE_RR b9d8 ahhlr RRF_R0RR2 b9d9 shhlr RRF_R0RR2 b9da alhhlr RRF_R0RR2 @@ -601,9 +617,11 @@ b9db slhhlr RRF_R0RR2 b9dd chlr RRE_RR b9df clhlr RRE_RR b9e0 locfhr RRF_U0RR -b9e1 popcnt RRE_RR +b9e1 popcnt RRF_U0RR b9e2 locgr RRF_U0RR +b9e3 selgr RRF_RURR b9e4 ngrk RRF_R0RR2 +b9e5 ncgrk RRF_R0RR2 b9e6 ogrk RRF_R0RR2 b9e7 xgrk RRF_R0RR2 b9e8 agrk RRF_R0RR2 @@ -612,8 +630,10 @@ b9ea algrk RRF_R0RR2 b9eb slgrk RRF_R0RR2 b9ec mgrk RRF_R0RR2 b9ed msgrkc RRF_R0RR2 +b9f0 selr RRF_RURR b9f2 locr RRF_U0RR b9f4 nrk RRF_R0RR2 +b9f5 ncrk RRF_R0RR2 b9f6 ork RRF_R0RR2 b9f7 xrk RRF_R0RR2 b9f8 ark RRF_R0RR2 @@ -822,6 +842,7 @@ e3d4 stpcifc RXY_RRRD e500 lasp SSE_RDRD e501 tprot SSE_RDRD e502 strag SSE_RDRD +e50a mvcrl SSE_RDRD e50e mvcsk SSE_RDRD e50f mvcdk SSE_RDRD e544 mvhhi SIL_RDI @@ -835,6 +856,18 @@ e55c chsi SIL_RDI e55d clfhsi SIL_RDU e560 tbegin SIL_RDU e561 tbeginc SIL_RDU +e601 vlebrh VRX_VRRDU +e602 vlebrg VRX_VRRDU +e603 vlebrf VRX_VRRDU +e604 vllebrz VRX_VRRDU +e605 vlbrrep VRX_VRRDU +e606 vlbr VRX_VRRDU +e607 vler VRX_VRRDU +e609 vstebrh VRX_VRRDU +e60a vstebrg VRX_VRRDU +e60b vstebrf VRX_VRRDU +e60e vstbr VRX_VRRDU +e60f vster VRX_VRRDU e634 vpkz VSI_URDV e635 vlrl VSI_URDV e637 vlrlr VRS_RRDV @@ -842,8 +875,8 @@ e63c vupkz VSI_URDV e63d vstrl VSI_URDV e63f vstrlr VRS_RRDV e649 vlip VRI_V0UU2 -e650 vcvb VRR_RV0U -e652 vcvbg VRR_RV0U +e650 vcvb VRR_RV0UU +e652 vcvbg VRR_RV0UU e658 vcvd VRI_VR0UU e659 vsrp VRI_VVUUU2 e65a vcvdg VRI_VR0UU @@ -863,13 +896,13 @@ e702 vleg VRX_VRRDU e703 vlef VRX_VRRDU e704 vllez VRX_VRRDU e705 vlrep VRX_VRRDU -e706 vl VRX_VRRD +e706 vl VRX_VRRDU e707 vlbb VRX_VRRDU e708 vsteb VRX_VRRDU e709 vsteh VRX_VRRDU e70a vsteg VRX_VRRDU e70b vstef VRX_VRRDU -e70e vst VRX_VRRD +e70e vst VRX_VRRDU e712 vgeg VRV_VVXRDU e713 vgef VRV_VVXRDU e71a vsceg VRV_VVXRDU @@ -879,11 +912,11 @@ e722 vlvg VRS_VRRDU e727 lcbb RXE_RRRDU e730 vesl VRS_VVRDU e733 verll VRS_VVRDU -e736 vlm VRS_VVRD +e736 vlm VRS_VVRDU e737 vll VRS_VRRD e738 vesrl VRS_VVRDU e73a vesra VRS_VVRDU -e73e vstm VRS_VVRD +e73e vstm VRS_VVRDU e73f vstl VRS_VRRD e740 vleib VRI_V0IU e741 vleih VRI_V0IU @@ -932,7 +965,10 @@ e781 vfene VRR_VVV0U0U e782 vfae VRR_VVV0U0U e784 vpdi VRR_VVV0U e785 vbperm VRR_VVV +e786 vsld VRI_VVV0U +e787 vsrd VRI_VVV0U e78a vstrc VRR_VVVUU0V +e78b vstrs VRR_VVVUU0V e78c vperm VRR_VVV0V e78d vsel VRR_VVV0V e78e vfms VRR_VVVU0UV @@ -1060,6 +1096,7 @@ eb9b stamy RSY_AARD ebc0 tp RSL_R0RD ebd0 pcistb RSY_RRRD ebd1 sic RSY_RRRD +ebd4 pcistbi RSY_RRRD ebdc srak RSY_RRRD ebdd slak RSY_RRRD ebde srlk RSY_RRRD diff --git a/arch/sh/oprofile/backtrace.c b/arch/sh/oprofile/backtrace.c index 8279a7e91043..f1205f92631d 100644 --- a/arch/sh/oprofile/backtrace.c +++ b/arch/sh/oprofile/backtrace.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * SH specific backtracing code for oprofile * @@ -7,11 +8,6 @@ * * Based on ARM oprofile backtrace code by Richard Purdie and in turn, i386 * oprofile backtrace code by John Levon, David Smith - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/oprofile.h> #include <linux/sched.h> diff --git a/arch/sparc/include/asm/adi_64.h b/arch/sparc/include/asm/adi_64.h index 85f7a763af85..4301c6fd87f7 100644 --- a/arch/sparc/include/asm/adi_64.h +++ b/arch/sparc/include/asm/adi_64.h @@ -1,9 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* adi_64.h: ADI related data structures * * Copyright (c) 2016 Oracle and/or its affiliates. All rights reserved. * Author: Khalid Aziz (khalid.aziz@oracle.com) - * - * This work is licensed under the terms of the GNU GPL, version 2. */ #ifndef __ASM_SPARC64_ADI_H #define __ASM_SPARC64_ADI_H diff --git a/arch/sparc/include/asm/atomic_64.h b/arch/sparc/include/asm/atomic_64.h index 6963482c81d8..b60448397d4f 100644 --- a/arch/sparc/include/asm/atomic_64.h +++ b/arch/sparc/include/asm/atomic_64.h @@ -23,15 +23,15 @@ #define ATOMIC_OP(op) \ void atomic_##op(int, atomic_t *); \ -void atomic64_##op(long, atomic64_t *); +void atomic64_##op(s64, atomic64_t *); #define ATOMIC_OP_RETURN(op) \ int atomic_##op##_return(int, atomic_t *); \ -long atomic64_##op##_return(long, atomic64_t *); +s64 atomic64_##op##_return(s64, atomic64_t *); #define ATOMIC_FETCH_OP(op) \ int atomic_fetch_##op(int, atomic_t *); \ -long atomic64_fetch_##op(long, atomic64_t *); +s64 atomic64_fetch_##op(s64, atomic64_t *); #define ATOMIC_OPS(op) ATOMIC_OP(op) ATOMIC_OP_RETURN(op) ATOMIC_FETCH_OP(op) @@ -61,7 +61,7 @@ static inline int atomic_xchg(atomic_t *v, int new) ((__typeof__((v)->counter))cmpxchg(&((v)->counter), (o), (n))) #define atomic64_xchg(v, new) (xchg(&((v)->counter), new)) -long atomic64_dec_if_positive(atomic64_t *v); +s64 atomic64_dec_if_positive(atomic64_t *v); #define atomic64_dec_if_positive atomic64_dec_if_positive #endif /* !(__ARCH_SPARC64_ATOMIC__) */ diff --git a/arch/sparc/kernel/adi_64.c b/arch/sparc/kernel/adi_64.c index d0a2ac975b42..ce332942de2d 100644 --- a/arch/sparc/kernel/adi_64.c +++ b/arch/sparc/kernel/adi_64.c @@ -1,11 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* adi_64.c: support for ADI (Application Data Integrity) feature on * sparc m7 and newer processors. This feature is also known as * SSM (Silicon Secured Memory). * * Copyright (C) 2016 Oracle and/or its affiliates. All rights reserved. * Author: Khalid Aziz (khalid.aziz@oracle.com) - * - * This work is licensed under the terms of the GNU GPL, version 2. */ #include <linux/init.h> #include <linux/slab.h> diff --git a/arch/sparc/kernel/sun4v_mcd.S b/arch/sparc/kernel/sun4v_mcd.S index d6c69ebca110..a419b7318406 100644 --- a/arch/sparc/kernel/sun4v_mcd.S +++ b/arch/sparc/kernel/sun4v_mcd.S @@ -1,10 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* sun4v_mcd.S: Sun4v memory corruption detected precise exception handler * * Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved. * Authors: Bob Picco <bob.picco@oracle.com>, * Khalid Aziz <khalid.aziz@oracle.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. */ .text .align 32 diff --git a/arch/um/include/asm/syscall-generic.h b/arch/um/include/asm/syscall-generic.h index 98e50c50c12e..2984feb9d576 100644 --- a/arch/um/include/asm/syscall-generic.h +++ b/arch/um/include/asm/syscall-generic.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Access to user system call parameters and results * * See asm-generic/syscall.h for function descriptions. * * Copyright (C) 2015 Mickaël Salaün <mic@digikod.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UM_SYSCALL_GENERIC_H diff --git a/arch/um/kernel/early_printk.c b/arch/um/kernel/early_printk.c index 4a0800bc37b2..c350c2331bbe 100644 --- a/arch/um/kernel/early_printk.c +++ b/arch/um/kernel/early_printk.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Richard Weinberger <richrd@nod.at> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/um/kernel/maccess.c b/arch/um/kernel/maccess.c index 1f3d5c4910d1..67b2e0fa92bb 100644 --- a/arch/um/kernel/maccess.c +++ b/arch/um/kernel/maccess.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Richard Weinberger <richrd@nod.at> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/uaccess.h> diff --git a/arch/um/kernel/stacktrace.c b/arch/um/kernel/stacktrace.c index bd95e020d509..86df52168bd9 100644 --- a/arch/um/kernel/stacktrace.c +++ b/arch/um/kernel/stacktrace.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) * Copyright (C) 2013 Richard Weinberger <richard@nod.at> * Copyright (C) 2014 Google Inc., Author: Daniel Walter <dwalter@google.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kallsyms.h> diff --git a/arch/um/kernel/sysrq.c b/arch/um/kernel/sysrq.c index 05585eef11d9..c71b5ef7ea8c 100644 --- a/arch/um/kernel/sysrq.c +++ b/arch/um/kernel/sysrq.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) * Copyright (C) 2013 Richard Weinberger <richrd@nod.at> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kallsyms.h> diff --git a/arch/unicore32/boot/compressed/head.S b/arch/unicore32/boot/compressed/head.S index fbd1e374c685..5f72662cd294 100644 --- a/arch/unicore32/boot/compressed/head.S +++ b/arch/unicore32/boot/compressed/head.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/boot/compressed/head.S * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <mach/memory.h> diff --git a/arch/unicore32/boot/compressed/misc.c b/arch/unicore32/boot/compressed/misc.c index 5c65dfee278c..450d3355de20 100644 --- a/arch/unicore32/boot/compressed/misc.c +++ b/arch/unicore32/boot/compressed/misc.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/boot/compressed/misc.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/unaligned.h> diff --git a/arch/unicore32/boot/compressed/vmlinux.lds.S b/arch/unicore32/boot/compressed/vmlinux.lds.S index d5a3ce296239..edda4ddfa357 100644 --- a/arch/unicore32/boot/compressed/vmlinux.lds.S +++ b/arch/unicore32/boot/compressed/vmlinux.lds.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore/boot/compressed/vmlinux.lds.in * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ OUTPUT_ARCH(unicore32) ENTRY(_start) diff --git a/arch/unicore32/include/asm/assembler.h b/arch/unicore32/include/asm/assembler.h index 8e87ed7faeba..3de843d92850 100644 --- a/arch/unicore32/include/asm/assembler.h +++ b/arch/unicore32/include/asm/assembler.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/assembler.h * @@ -5,10 +6,6 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Do not include any C declarations in this file - it is included by * assembler source. */ diff --git a/arch/unicore32/include/asm/barrier.h b/arch/unicore32/include/asm/barrier.h index 83d6a520f4bd..efb81de87507 100644 --- a/arch/unicore32/include/asm/barrier.h +++ b/arch/unicore32/include/asm/barrier.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Memory barrier implementations for PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2012 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_BARRIER_H__ #define __UNICORE_BARRIER_H__ diff --git a/arch/unicore32/include/asm/bitops.h b/arch/unicore32/include/asm/bitops.h index de5853761c22..deeb2163f35e 100644 --- a/arch/unicore32/include/asm/bitops.h +++ b/arch/unicore32/include/asm/bitops.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/bitops.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_BITOPS_H__ diff --git a/arch/unicore32/include/asm/bug.h b/arch/unicore32/include/asm/bug.h index 83c7687a0e61..99acea84a865 100644 --- a/arch/unicore32/include/asm/bug.h +++ b/arch/unicore32/include/asm/bug.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Bug handling for PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2012 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_BUG_H__ #define __UNICORE_BUG_H__ diff --git a/arch/unicore32/include/asm/cache.h b/arch/unicore32/include/asm/cache.h index ad8f795d86ca..44ecd1f300fe 100644 --- a/arch/unicore32/include/asm/cache.h +++ b/arch/unicore32/include/asm/cache.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/cache.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_CACHE_H__ #define __UNICORE_CACHE_H__ diff --git a/arch/unicore32/include/asm/cacheflush.h b/arch/unicore32/include/asm/cacheflush.h index 1c8b9f13a9e1..dc8c0b41538f 100644 --- a/arch/unicore32/include/asm/cacheflush.h +++ b/arch/unicore32/include/asm/cacheflush.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/cacheflush.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_CACHEFLUSH_H__ #define __UNICORE_CACHEFLUSH_H__ diff --git a/arch/unicore32/include/asm/checksum.h b/arch/unicore32/include/asm/checksum.h index 23ceb9e3a89b..e774ca268c15 100644 --- a/arch/unicore32/include/asm/checksum.h +++ b/arch/unicore32/include/asm/checksum.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/checksum.h * @@ -5,10 +6,6 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * IP checksum routines */ #ifndef __UNICORE_CHECKSUM_H__ diff --git a/arch/unicore32/include/asm/cmpxchg.h b/arch/unicore32/include/asm/cmpxchg.h index 8e797ad4fa24..87f960a2e4f0 100644 --- a/arch/unicore32/include/asm/cmpxchg.h +++ b/arch/unicore32/include/asm/cmpxchg.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Atomics xchg/cmpxchg for PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2012 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_CMPXCHG_H__ #define __UNICORE_CMPXCHG_H__ diff --git a/arch/unicore32/include/asm/cpu-single.h b/arch/unicore32/include/asm/cpu-single.h index 0f55d1823439..1b419d697fd1 100644 --- a/arch/unicore32/include/asm/cpu-single.h +++ b/arch/unicore32/include/asm/cpu-single.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/cpu-single.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_CPU_SINGLE_H__ #define __UNICORE_CPU_SINGLE_H__ diff --git a/arch/unicore32/include/asm/cputype.h b/arch/unicore32/include/asm/cputype.h index ec1a30f98077..08a47e3bdbcc 100644 --- a/arch/unicore32/include/asm/cputype.h +++ b/arch/unicore32/include/asm/cputype.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/cputype.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_CPUTYPE_H__ #define __UNICORE_CPUTYPE_H__ diff --git a/arch/unicore32/include/asm/delay.h b/arch/unicore32/include/asm/delay.h index 164ae61cd6f7..934193edfa66 100644 --- a/arch/unicore32/include/asm/delay.h +++ b/arch/unicore32/include/asm/delay.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/delay.h * @@ -5,10 +6,6 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Delay routines, using a pre-computed "loops_per_second" value. */ #ifndef __UNICORE_DELAY_H__ diff --git a/arch/unicore32/include/asm/dma.h b/arch/unicore32/include/asm/dma.h index 38dfff9df32f..1326310b21e6 100644 --- a/arch/unicore32/include/asm/dma.h +++ b/arch/unicore32/include/asm/dma.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/dma.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_DMA_H__ diff --git a/arch/unicore32/include/asm/elf.h b/arch/unicore32/include/asm/elf.h index ae66dc1be49e..a464ed5f05d4 100644 --- a/arch/unicore32/include/asm/elf.h +++ b/arch/unicore32/include/asm/elf.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/elf.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_ELF_H__ diff --git a/arch/unicore32/include/asm/fpstate.h b/arch/unicore32/include/asm/fpstate.h index ba97fac6220d..5811293e7a7e 100644 --- a/arch/unicore32/include/asm/fpstate.h +++ b/arch/unicore32/include/asm/fpstate.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/fpstate.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_FPSTATE_H__ diff --git a/arch/unicore32/include/asm/fpu-ucf64.h b/arch/unicore32/include/asm/fpu-ucf64.h index 16c1457882ee..7a0c8a9e05d4 100644 --- a/arch/unicore32/include/asm/fpu-ucf64.h +++ b/arch/unicore32/include/asm/fpu-ucf64.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/fpu-ucf64.h * @@ -5,10 +6,6 @@ * * Maintained by GUAN Xue-tao <gxt@mprc.pku.edu.cn> * Copyright (C) 2001-2010 Guan Xuetao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define FPSCR s31 diff --git a/arch/unicore32/include/asm/gpio.h b/arch/unicore32/include/asm/gpio.h index 2716f14e3ff6..dfad04ca0a65 100644 --- a/arch/unicore32/include/asm/gpio.h +++ b/arch/unicore32/include/asm/gpio.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/gpio.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_GPIO_H__ diff --git a/arch/unicore32/include/asm/hwcap.h b/arch/unicore32/include/asm/hwcap.h index 97bd40fdd4ac..2e15ffbe8391 100644 --- a/arch/unicore32/include/asm/hwcap.h +++ b/arch/unicore32/include/asm/hwcap.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/hwcap.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_HWCAP_H__ #define __UNICORE_HWCAP_H__ diff --git a/arch/unicore32/include/asm/hwdef-copro.h b/arch/unicore32/include/asm/hwdef-copro.h index a3292f039a68..2db8cf864e43 100644 --- a/arch/unicore32/include/asm/hwdef-copro.h +++ b/arch/unicore32/include/asm/hwdef-copro.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Co-processor register definitions for PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2012 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_HWDEF_COPRO_H__ #define __UNICORE_HWDEF_COPRO_H__ diff --git a/arch/unicore32/include/asm/io.h b/arch/unicore32/include/asm/io.h index cb1d8fd2b16b..c71aa4b95996 100644 --- a/arch/unicore32/include/asm/io.h +++ b/arch/unicore32/include/asm/io.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/io.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_IO_H__ #define __UNICORE_IO_H__ diff --git a/arch/unicore32/include/asm/irq.h b/arch/unicore32/include/asm/irq.h index baea93e2a6e6..3f7f07c0338c 100644 --- a/arch/unicore32/include/asm/irq.h +++ b/arch/unicore32/include/asm/irq.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/irq.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_IRQ_H__ #define __UNICORE_IRQ_H__ diff --git a/arch/unicore32/include/asm/irqflags.h b/arch/unicore32/include/asm/irqflags.h index 6d8a28dfdbae..f64c82e3eae6 100644 --- a/arch/unicore32/include/asm/irqflags.h +++ b/arch/unicore32/include/asm/irqflags.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/irqflags.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_IRQFLAGS_H__ #define __UNICORE_IRQFLAGS_H__ diff --git a/arch/unicore32/include/asm/linkage.h b/arch/unicore32/include/asm/linkage.h index d1618bd35b67..8e341ba7bc4a 100644 --- a/arch/unicore32/include/asm/linkage.h +++ b/arch/unicore32/include/asm/linkage.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/linkage.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_LINKAGE_H__ #define __UNICORE_LINKAGE_H__ diff --git a/arch/unicore32/include/asm/memblock.h b/arch/unicore32/include/asm/memblock.h index a8a5d8d0a26e..eb56a6ddce83 100644 --- a/arch/unicore32/include/asm/memblock.h +++ b/arch/unicore32/include/asm/memblock.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/memblock.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_MEMBLOCK_H__ diff --git a/arch/unicore32/include/asm/memory.h b/arch/unicore32/include/asm/memory.h index 46cf27efbb7e..23c93105f98f 100644 --- a/arch/unicore32/include/asm/memory.h +++ b/arch/unicore32/include/asm/memory.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/memory.h * @@ -5,10 +6,6 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Note: this file should not be included by non-asm/.h files */ #ifndef __UNICORE_MEMORY_H__ diff --git a/arch/unicore32/include/asm/mmu.h b/arch/unicore32/include/asm/mmu.h index 66fa341dc2c6..8ad4e7eae17b 100644 --- a/arch/unicore32/include/asm/mmu.h +++ b/arch/unicore32/include/asm/mmu.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/mmu.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_MMU_H__ #define __UNICORE_MMU_H__ diff --git a/arch/unicore32/include/asm/mmu_context.h b/arch/unicore32/include/asm/mmu_context.h index 9f06ea5466dd..247a07ae2cdc 100644 --- a/arch/unicore32/include/asm/mmu_context.h +++ b/arch/unicore32/include/asm/mmu_context.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/mmu_context.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_MMU_CONTEXT_H__ #define __UNICORE_MMU_CONTEXT_H__ diff --git a/arch/unicore32/include/asm/page.h b/arch/unicore32/include/asm/page.h index 594b3226250e..8a89335673f9 100644 --- a/arch/unicore32/include/asm/page.h +++ b/arch/unicore32/include/asm/page.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/page.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_PAGE_H__ #define __UNICORE_PAGE_H__ diff --git a/arch/unicore32/include/asm/pci.h b/arch/unicore32/include/asm/pci.h index ac5acdf4c4d0..3efa8ee1afce 100644 --- a/arch/unicore32/include/asm/pci.h +++ b/arch/unicore32/include/asm/pci.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/pci.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_PCI_H__ #define __UNICORE_PCI_H__ diff --git a/arch/unicore32/include/asm/pgalloc.h b/arch/unicore32/include/asm/pgalloc.h index 7cceabecf4e3..ec64834b1c6a 100644 --- a/arch/unicore32/include/asm/pgalloc.h +++ b/arch/unicore32/include/asm/pgalloc.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/pgalloc.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_PGALLOC_H__ #define __UNICORE_PGALLOC_H__ diff --git a/arch/unicore32/include/asm/pgtable-hwdef.h b/arch/unicore32/include/asm/pgtable-hwdef.h index e37fa471c2be..f28b58c61db9 100644 --- a/arch/unicore32/include/asm/pgtable-hwdef.h +++ b/arch/unicore32/include/asm/pgtable-hwdef.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/pgtable-hwdef.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_PGTABLE_HWDEF_H__ #define __UNICORE_PGTABLE_HWDEF_H__ diff --git a/arch/unicore32/include/asm/pgtable.h b/arch/unicore32/include/asm/pgtable.h index a4f2bef37e70..9492aa304f03 100644 --- a/arch/unicore32/include/asm/pgtable.h +++ b/arch/unicore32/include/asm/pgtable.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/pgtable.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_PGTABLE_H__ #define __UNICORE_PGTABLE_H__ diff --git a/arch/unicore32/include/asm/processor.h b/arch/unicore32/include/asm/processor.h index b772ed1c0f25..6f01620da3d1 100644 --- a/arch/unicore32/include/asm/processor.h +++ b/arch/unicore32/include/asm/processor.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/processor.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_PROCESSOR_H__ diff --git a/arch/unicore32/include/asm/ptrace.h b/arch/unicore32/include/asm/ptrace.h index 02bf5a415bf5..bb4cbc42c321 100644 --- a/arch/unicore32/include/asm/ptrace.h +++ b/arch/unicore32/include/asm/ptrace.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/ptrace.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_PTRACE_H__ #define __UNICORE_PTRACE_H__ diff --git a/arch/unicore32/include/asm/stacktrace.h b/arch/unicore32/include/asm/stacktrace.h index 76edc65a5871..3e59f9d2faed 100644 --- a/arch/unicore32/include/asm/stacktrace.h +++ b/arch/unicore32/include/asm/stacktrace.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/stacktrace.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_STACKTRACE_H__ diff --git a/arch/unicore32/include/asm/string.h b/arch/unicore32/include/asm/string.h index 55264c84369a..1649b0e4271b 100644 --- a/arch/unicore32/include/asm/string.h +++ b/arch/unicore32/include/asm/string.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/string.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_STRING_H__ #define __UNICORE_STRING_H__ diff --git a/arch/unicore32/include/asm/suspend.h b/arch/unicore32/include/asm/suspend.h index 65bad75c7e96..72bd89c44d10 100644 --- a/arch/unicore32/include/asm/suspend.h +++ b/arch/unicore32/include/asm/suspend.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/suspend.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_SUSPEND_H__ diff --git a/arch/unicore32/include/asm/switch_to.h b/arch/unicore32/include/asm/switch_to.h index 39572d2bd692..12e534b3bfa5 100644 --- a/arch/unicore32/include/asm/switch_to.h +++ b/arch/unicore32/include/asm/switch_to.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Task switching for PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2012 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_SWITCH_TO_H__ #define __UNICORE_SWITCH_TO_H__ diff --git a/arch/unicore32/include/asm/thread_info.h b/arch/unicore32/include/asm/thread_info.h index 5fb728f3b49a..d8a6d6b7a403 100644 --- a/arch/unicore32/include/asm/thread_info.h +++ b/arch/unicore32/include/asm/thread_info.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/thread_info.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_THREAD_INFO_H__ #define __UNICORE_THREAD_INFO_H__ diff --git a/arch/unicore32/include/asm/timex.h b/arch/unicore32/include/asm/timex.h index faf16ba46544..d714af3dbce1 100644 --- a/arch/unicore32/include/asm/timex.h +++ b/arch/unicore32/include/asm/timex.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/timex.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_TIMEX_H__ diff --git a/arch/unicore32/include/asm/tlb.h b/arch/unicore32/include/asm/tlb.h index 00a8477333f6..10d2356bfddd 100644 --- a/arch/unicore32/include/asm/tlb.h +++ b/arch/unicore32/include/asm/tlb.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/tlb.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_TLB_H__ #define __UNICORE_TLB_H__ diff --git a/arch/unicore32/include/asm/tlbflush.h b/arch/unicore32/include/asm/tlbflush.h index e446ac8bb9e5..1cf18ef55515 100644 --- a/arch/unicore32/include/asm/tlbflush.h +++ b/arch/unicore32/include/asm/tlbflush.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/tlbflush.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_TLBFLUSH_H__ #define __UNICORE_TLBFLUSH_H__ diff --git a/arch/unicore32/include/asm/traps.h b/arch/unicore32/include/asm/traps.h index 66e17a724bfe..ad1508a9a903 100644 --- a/arch/unicore32/include/asm/traps.h +++ b/arch/unicore32/include/asm/traps.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/traps.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_TRAP_H__ #define __UNICORE_TRAP_H__ diff --git a/arch/unicore32/include/asm/uaccess.h b/arch/unicore32/include/asm/uaccess.h index 1d55f2f83759..33c24f430511 100644 --- a/arch/unicore32/include/asm/uaccess.h +++ b/arch/unicore32/include/asm/uaccess.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/asm/uaccess.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_UACCESS_H__ #define __UNICORE_UACCESS_H__ diff --git a/arch/unicore32/include/mach/PKUnity.h b/arch/unicore32/include/mach/PKUnity.h index 46705afcbf5a..78f77517c1c7 100644 --- a/arch/unicore32/include/mach/PKUnity.h +++ b/arch/unicore32/include/mach/PKUnity.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/mach/PKUnity.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Be sure that virtual mapping is defined right */ diff --git a/arch/unicore32/include/mach/bitfield.h b/arch/unicore32/include/mach/bitfield.h index 128a70281efc..766b7f01f1cd 100644 --- a/arch/unicore32/include/mach/bitfield.h +++ b/arch/unicore32/include/mach/bitfield.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/mach/bitfield.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __MACH_PUV3_BITFIELD_H__ #define __MACH_PUV3_BITFIELD_H__ diff --git a/arch/unicore32/include/mach/dma.h b/arch/unicore32/include/mach/dma.h index d655c1b6e083..271001cd13c4 100644 --- a/arch/unicore32/include/mach/dma.h +++ b/arch/unicore32/include/mach/dma.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/mach/dma.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __MACH_PUV3_DMA_H__ #define __MACH_PUV3_DMA_H__ diff --git a/arch/unicore32/include/mach/hardware.h b/arch/unicore32/include/mach/hardware.h index 25146232c7cf..2d7571cbd1d0 100644 --- a/arch/unicore32/include/mach/hardware.h +++ b/arch/unicore32/include/mach/hardware.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/mach/hardware.h * @@ -5,10 +6,6 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file contains the hardware definitions for PKUnity architecture */ diff --git a/arch/unicore32/include/mach/map.h b/arch/unicore32/include/mach/map.h index 55c936573741..7a83eeeb1287 100644 --- a/arch/unicore32/include/mach/map.h +++ b/arch/unicore32/include/mach/map.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/mach/map.h * @@ -5,10 +6,6 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Page table mapping constructs and function prototypes */ #define MT_DEVICE 0 diff --git a/arch/unicore32/include/mach/memory.h b/arch/unicore32/include/mach/memory.h index 4be72c21d491..2b527cedd03d 100644 --- a/arch/unicore32/include/mach/memory.h +++ b/arch/unicore32/include/mach/memory.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/mach/memory.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __MACH_PUV3_MEMORY_H__ #define __MACH_PUV3_MEMORY_H__ diff --git a/arch/unicore32/include/mach/ocd.h b/arch/unicore32/include/mach/ocd.h index 189fd71bfa34..2a814929e389 100644 --- a/arch/unicore32/include/mach/ocd.h +++ b/arch/unicore32/include/mach/ocd.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/mach/ocd.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __MACH_PUV3_OCD_H__ diff --git a/arch/unicore32/include/mach/pm.h b/arch/unicore32/include/mach/pm.h index 77b522694e74..cb40b8490a57 100644 --- a/arch/unicore32/include/mach/pm.h +++ b/arch/unicore32/include/mach/pm.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore/include/mach/pm.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __PUV3_PM_H__ #define __PUV3_PM_H__ diff --git a/arch/unicore32/include/mach/uncompress.h b/arch/unicore32/include/mach/uncompress.h index 9be67c9d3b53..0c1a56a1913f 100644 --- a/arch/unicore32/include/mach/uncompress.h +++ b/arch/unicore32/include/mach/uncompress.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/include/mach/uncompress.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __MACH_PUV3_UNCOMPRESS_H__ diff --git a/arch/unicore32/kernel/asm-offsets.c b/arch/unicore32/kernel/asm-offsets.c index 80d50c4651e3..f7d672267549 100644 --- a/arch/unicore32/kernel/asm-offsets.c +++ b/arch/unicore32/kernel/asm-offsets.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/asm-offsets.c * @@ -8,10 +9,6 @@ * Generate definitions needed by assembly language modules. * This code generates raw asm output which is post-processed to extract * and format the required data. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/sched.h> #include <linux/mm.h> diff --git a/arch/unicore32/kernel/clock.c b/arch/unicore32/kernel/clock.c index b1ca775f6f6e..41df6be0a3b2 100644 --- a/arch/unicore32/kernel/clock.c +++ b/arch/unicore32/kernel/clock.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/clock.c * @@ -5,10 +6,6 @@ * * Maintained by GUAN Xue-tao <gxt@mprc.pku.edu.cn> * Copyright (C) 2001-2010 Guan Xuetao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/kernel.h> diff --git a/arch/unicore32/kernel/debug-macro.S b/arch/unicore32/kernel/debug-macro.S index 2711d6d87d8e..7e2da0de4f71 100644 --- a/arch/unicore32/kernel/debug-macro.S +++ b/arch/unicore32/kernel/debug-macro.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/kernel/debug-macro.S * @@ -5,10 +6,6 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Debugging macro include header */ #include <generated/asm-offsets.h> diff --git a/arch/unicore32/kernel/debug.S b/arch/unicore32/kernel/debug.S index 029fd12f6ab0..13bc8c8550e4 100644 --- a/arch/unicore32/kernel/debug.S +++ b/arch/unicore32/kernel/debug.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/kernel/debug.S * @@ -5,10 +6,6 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * 32-bit debugging code */ #include <linux/linkage.h> diff --git a/arch/unicore32/kernel/dma.c b/arch/unicore32/kernel/dma.c index ed2d4d78d9c4..7a0e2d4d6077 100644 --- a/arch/unicore32/kernel/dma.c +++ b/arch/unicore32/kernel/dma.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/dma.c * @@ -5,10 +6,6 @@ * * Maintained by GUAN Xue-tao <gxt@mprc.pku.edu.cn> * Copyright (C) 2001-2010 Guan Xuetao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/unicore32/kernel/early_printk.c b/arch/unicore32/kernel/early_printk.c index f2f6323c8d64..c00b6712b8f7 100644 --- a/arch/unicore32/kernel/early_printk.c +++ b/arch/unicore32/kernel/early_printk.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/early_printk.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/console.h> #include <linux/init.h> diff --git a/arch/unicore32/kernel/elf.c b/arch/unicore32/kernel/elf.c index 0a176734fefa..22adc65a03e9 100644 --- a/arch/unicore32/kernel/elf.c +++ b/arch/unicore32/kernel/elf.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/elf.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/sched.h> diff --git a/arch/unicore32/kernel/entry.S b/arch/unicore32/kernel/entry.S index bcdedd80890e..b35dc83069cb 100644 --- a/arch/unicore32/kernel/entry.S +++ b/arch/unicore32/kernel/entry.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/kernel/entry.S * @@ -5,10 +6,6 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Low-level vector interface routines */ #include <linux/init.h> diff --git a/arch/unicore32/kernel/fpu-ucf64.c b/arch/unicore32/kernel/fpu-ucf64.c index fc5dad32a982..85f0af29d29b 100644 --- a/arch/unicore32/kernel/fpu-ucf64.c +++ b/arch/unicore32/kernel/fpu-ucf64.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/fpu-ucf64.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/types.h> diff --git a/arch/unicore32/kernel/gpio.c b/arch/unicore32/kernel/gpio.c index bf164bb4dba2..36d395b54b7c 100644 --- a/arch/unicore32/kernel/gpio.c +++ b/arch/unicore32/kernel/gpio.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/gpio.c * @@ -5,10 +6,6 @@ * * Maintained by GUAN Xue-tao <gxt@mprc.pku.edu.cn> * Copyright (C) 2001-2010 Guan Xuetao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* in FPGA, no GPIO support */ diff --git a/arch/unicore32/kernel/head.S b/arch/unicore32/kernel/head.S index e8f0b98c02ee..9bbb8668f9f7 100644 --- a/arch/unicore32/kernel/head.S +++ b/arch/unicore32/kernel/head.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/kernel/head.S * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <linux/init.h> diff --git a/arch/unicore32/kernel/hibernate.c b/arch/unicore32/kernel/hibernate.c index 29b71c68eb7c..f3812245cc00 100644 --- a/arch/unicore32/kernel/hibernate.c +++ b/arch/unicore32/kernel/hibernate.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/hibernate.c * @@ -5,10 +6,6 @@ * * Maintained by GUAN Xue-tao <gxt@mprc.pku.edu.cn> * Copyright (C) 2001-2010 Guan Xuetao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gfp.h> diff --git a/arch/unicore32/kernel/hibernate_asm.S b/arch/unicore32/kernel/hibernate_asm.S index cc3c65253c8c..7e7499c49089 100644 --- a/arch/unicore32/kernel/hibernate_asm.S +++ b/arch/unicore32/kernel/hibernate_asm.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/kernel/hibernate_asm.S * @@ -5,10 +6,6 @@ * * Maintained by GUAN Xue-tao <gxt@mprc.pku.edu.cn> * Copyright (C) 2001-2010 Guan Xuetao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/sys.h> diff --git a/arch/unicore32/kernel/irq.c b/arch/unicore32/kernel/irq.c index eb1fd0030359..d1129828c41e 100644 --- a/arch/unicore32/kernel/irq.c +++ b/arch/unicore32/kernel/irq.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/irq.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel_stat.h> #include <linux/module.h> diff --git a/arch/unicore32/kernel/ksyms.c b/arch/unicore32/kernel/ksyms.c index dcc72ee1fcdb..f4b84872d640 100644 --- a/arch/unicore32/kernel/ksyms.c +++ b/arch/unicore32/kernel/ksyms.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/ksyms.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/sched.h> diff --git a/arch/unicore32/kernel/module.c b/arch/unicore32/kernel/module.c index e191b3448bd3..717ee1b78350 100644 --- a/arch/unicore32/kernel/module.c +++ b/arch/unicore32/kernel/module.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/module.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/moduleloader.h> diff --git a/arch/unicore32/kernel/pci.c b/arch/unicore32/kernel/pci.c index 9f26840e41b1..efa04a94dcdb 100644 --- a/arch/unicore32/kernel/pci.c +++ b/arch/unicore32/kernel/pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/pci.c * @@ -5,12 +6,7 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * PCI bios-type initialisation for PCI machines - * */ #include <linux/module.h> #include <linux/kernel.h> diff --git a/arch/unicore32/kernel/pm.c b/arch/unicore32/kernel/pm.c index 6f8164d91dc2..94b7f9df6c1a 100644 --- a/arch/unicore32/kernel/pm.c +++ b/arch/unicore32/kernel/pm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/pm.c * @@ -5,10 +6,6 @@ * * Maintained by GUAN Xue-tao <gxt@mprc.pku.edu.cn> * Copyright (C) 2001-2010 Guan Xuetao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/module.h> diff --git a/arch/unicore32/kernel/process.c b/arch/unicore32/kernel/process.c index 2bc10b8e9cf4..b4fd3a604a18 100644 --- a/arch/unicore32/kernel/process.c +++ b/arch/unicore32/kernel/process.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/process.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <stdarg.h> diff --git a/arch/unicore32/kernel/ptrace.c b/arch/unicore32/kernel/ptrace.c index a102c2b4f358..0f216567b90a 100644 --- a/arch/unicore32/kernel/ptrace.c +++ b/arch/unicore32/kernel/ptrace.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/ptrace.c * @@ -6,10 +7,6 @@ * Copyright (C) 2001-2010 GUAN Xue-tao * * By Ross Biro 1/23/92 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/ptrace.h> diff --git a/arch/unicore32/kernel/puv3-core.c b/arch/unicore32/kernel/puv3-core.c index 438dd2edba4f..78f12e627365 100644 --- a/arch/unicore32/kernel/puv3-core.c +++ b/arch/unicore32/kernel/puv3-core.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/puv3-core.c * @@ -5,10 +6,6 @@ * * Maintained by GUAN Xue-tao <gxt@mprc.pku.edu.cn> * Copyright (C) 2001-2010 Guan Xuetao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/unicore32/kernel/puv3-nb0916.c b/arch/unicore32/kernel/puv3-nb0916.c index aab5f341dec0..a3bf2ffc54dd 100644 --- a/arch/unicore32/kernel/puv3-nb0916.c +++ b/arch/unicore32/kernel/puv3-nb0916.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/puv3-nb0916.c * @@ -5,10 +6,6 @@ * * Maintained by GUAN Xue-tao <gxt@mprc.pku.edu.cn> * Copyright (C) 2001-2010 Guan Xuetao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/arch/unicore32/kernel/setup.c b/arch/unicore32/kernel/setup.c index d3239cf2e837..95ae3b54df68 100644 --- a/arch/unicore32/kernel/setup.c +++ b/arch/unicore32/kernel/setup.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/setup.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/kernel.h> diff --git a/arch/unicore32/kernel/setup.h b/arch/unicore32/kernel/setup.h index f5c51b85ad24..e40d3603c7e7 100644 --- a/arch/unicore32/kernel/setup.h +++ b/arch/unicore32/kernel/setup.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/kernel/setup.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __UNICORE_KERNEL_SETUP_H__ #define __UNICORE_KERNEL_SETUP_H__ diff --git a/arch/unicore32/kernel/signal.c b/arch/unicore32/kernel/signal.c index 63be04809d40..e62f82bd1339 100644 --- a/arch/unicore32/kernel/signal.c +++ b/arch/unicore32/kernel/signal.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/signal.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/errno.h> #include <linux/signal.h> diff --git a/arch/unicore32/kernel/sleep.S b/arch/unicore32/kernel/sleep.S index 607a104aec59..23151abe53c6 100644 --- a/arch/unicore32/kernel/sleep.S +++ b/arch/unicore32/kernel/sleep.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/kernel/sleep.S * @@ -5,10 +6,6 @@ * * Maintained by GUAN Xue-tao <gxt@mprc.pku.edu.cn> * Copyright (C) 2001-2010 Guan Xuetao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/unicore32/kernel/stacktrace.c b/arch/unicore32/kernel/stacktrace.c index e37da8c6837b..c9d8650e9d78 100644 --- a/arch/unicore32/kernel/stacktrace.c +++ b/arch/unicore32/kernel/stacktrace.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/stacktrace.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/sched.h> diff --git a/arch/unicore32/kernel/sys.c b/arch/unicore32/kernel/sys.c index f9e862539314..256fb4082296 100644 --- a/arch/unicore32/kernel/sys.c +++ b/arch/unicore32/kernel/sys.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/sys.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/errno.h> diff --git a/arch/unicore32/kernel/time.c b/arch/unicore32/kernel/time.c index c6b3fa3ee0b6..8b217a761bf0 100644 --- a/arch/unicore32/kernel/time.c +++ b/arch/unicore32/kernel/time.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/time.c * @@ -5,10 +6,6 @@ * * Maintained by GUAN Xue-tao <gxt@mprc.pku.edu.cn> * Copyright (C) 2001-2010 Guan Xuetao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/errno.h> diff --git a/arch/unicore32/kernel/traps.c b/arch/unicore32/kernel/traps.c index fb376d83e043..1c1f0ce20e19 100644 --- a/arch/unicore32/kernel/traps.c +++ b/arch/unicore32/kernel/traps.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/kernel/traps.c * @@ -5,10 +6,6 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * 'traps.c' handles hardware exceptions after we have saved some state. * Mostly a debugging aid, but will probably kill the offending process. */ diff --git a/arch/unicore32/kernel/vmlinux.lds.S b/arch/unicore32/kernel/vmlinux.lds.S index 56e788e8ee83..7abf90537cd5 100644 --- a/arch/unicore32/kernel/vmlinux.lds.S +++ b/arch/unicore32/kernel/vmlinux.lds.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/kernel/vmlinux.lds.S * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm-generic/vmlinux.lds.h> diff --git a/arch/unicore32/lib/backtrace.S b/arch/unicore32/lib/backtrace.S index ef01d77f2f65..f303671e2a4e 100644 --- a/arch/unicore32/lib/backtrace.S +++ b/arch/unicore32/lib/backtrace.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/lib/backtrace.S * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/unicore32/lib/clear_user.S b/arch/unicore32/lib/clear_user.S index 20047f7224fd..c6ca431b1090 100644 --- a/arch/unicore32/lib/clear_user.S +++ b/arch/unicore32/lib/clear_user.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/lib/clear_user.S * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/unicore32/lib/copy_from_user.S b/arch/unicore32/lib/copy_from_user.S index 5f80fcbe8631..affb43920ac0 100644 --- a/arch/unicore32/lib/copy_from_user.S +++ b/arch/unicore32/lib/copy_from_user.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/lib/copy_from_user.S * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/unicore32/lib/copy_page.S b/arch/unicore32/lib/copy_page.S index 3a448d755ade..dc163f2d1af0 100644 --- a/arch/unicore32/lib/copy_page.S +++ b/arch/unicore32/lib/copy_page.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/lib/copy_page.S * @@ -5,10 +6,6 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ASM optimised string functions */ #include <linux/linkage.h> diff --git a/arch/unicore32/lib/copy_template.S b/arch/unicore32/lib/copy_template.S index 524287fc0120..02a7aef83fbf 100644 --- a/arch/unicore32/lib/copy_template.S +++ b/arch/unicore32/lib/copy_template.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/lib/copy_template.S * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* diff --git a/arch/unicore32/lib/copy_to_user.S b/arch/unicore32/lib/copy_to_user.S index 857c6816ffe7..c867f08f89ce 100644 --- a/arch/unicore32/lib/copy_to_user.S +++ b/arch/unicore32/lib/copy_to_user.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/lib/copy_to_user.S * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/unicore32/lib/delay.S b/arch/unicore32/lib/delay.S index 24664c009e78..6a359dd034e5 100644 --- a/arch/unicore32/lib/delay.S +++ b/arch/unicore32/lib/delay.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/lib/delay.S * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/unicore32/lib/findbit.S b/arch/unicore32/lib/findbit.S index c77746247d36..42f1282670d2 100644 --- a/arch/unicore32/lib/findbit.S +++ b/arch/unicore32/lib/findbit.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/lib/findbit.S * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/unicore32/lib/strncpy_from_user.S b/arch/unicore32/lib/strncpy_from_user.S index ff6c304d5c7e..f227b8227a4c 100644 --- a/arch/unicore32/lib/strncpy_from_user.S +++ b/arch/unicore32/lib/strncpy_from_user.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/lib/strncpy_from_user.S * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/unicore32/lib/strnlen_user.S b/arch/unicore32/lib/strnlen_user.S index 75863030f21d..c836b12776fe 100644 --- a/arch/unicore32/lib/strnlen_user.S +++ b/arch/unicore32/lib/strnlen_user.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/lib/strnlen_user.S * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> #include <asm/assembler.h> diff --git a/arch/unicore32/mm/alignment.c b/arch/unicore32/mm/alignment.c index 3a7f6faa8794..a07ae5cc58e5 100644 --- a/arch/unicore32/mm/alignment.c +++ b/arch/unicore32/mm/alignment.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/mm/alignment.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* * TODO: diff --git a/arch/unicore32/mm/cache-ucv2.S b/arch/unicore32/mm/cache-ucv2.S index ecaa1727f906..2108837d6f4f 100644 --- a/arch/unicore32/mm/cache-ucv2.S +++ b/arch/unicore32/mm/cache-ucv2.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/mm/cache-ucv2.S * @@ -5,10 +6,6 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This is the "shell" of the UniCore-v2 processor support. */ #include <linux/linkage.h> diff --git a/arch/unicore32/mm/extable.c b/arch/unicore32/mm/extable.c index c562046947ba..e53352b41c4a 100644 --- a/arch/unicore32/mm/extable.c +++ b/arch/unicore32/mm/extable.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/mm/extable.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/extable.h> #include <linux/uaccess.h> diff --git a/arch/unicore32/mm/fault.c b/arch/unicore32/mm/fault.c index b9a3a50644c1..33e0d8a267e8 100644 --- a/arch/unicore32/mm/fault.c +++ b/arch/unicore32/mm/fault.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/mm/fault.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/extable.h> #include <linux/signal.h> diff --git a/arch/unicore32/mm/flush.c b/arch/unicore32/mm/flush.c index 74f4d636df2d..65954f8d89a2 100644 --- a/arch/unicore32/mm/flush.c +++ b/arch/unicore32/mm/flush.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/mm/flush.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/mm.h> diff --git a/arch/unicore32/mm/init.c b/arch/unicore32/mm/init.c index c994cdf14119..6cf010fadc7a 100644 --- a/arch/unicore32/mm/init.c +++ b/arch/unicore32/mm/init.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/mm/init.c * * Copyright (C) 2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/errno.h> diff --git a/arch/unicore32/mm/ioremap.c b/arch/unicore32/mm/ioremap.c index b69cb18ce8b1..cf6d656f240c 100644 --- a/arch/unicore32/mm/ioremap.c +++ b/arch/unicore32/mm/ioremap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/mm/ioremap.c * @@ -5,11 +6,6 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * * Re-map IO memory to kernel address space so that we can access it. * * This allows a driver to remap an arbitrary region of bus memory into diff --git a/arch/unicore32/mm/mm.h b/arch/unicore32/mm/mm.h index 05c7f532eee2..27127abc95fb 100644 --- a/arch/unicore32/mm/mm.h +++ b/arch/unicore32/mm/mm.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/mm/mm.h * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/hwdef-copro.h> diff --git a/arch/unicore32/mm/mmu.c b/arch/unicore32/mm/mmu.c index f0ae623b305f..183d5b056814 100644 --- a/arch/unicore32/mm/mmu.c +++ b/arch/unicore32/mm/mmu.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/mm/mmu.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/kernel.h> diff --git a/arch/unicore32/mm/pgd.c b/arch/unicore32/mm/pgd.c index a830a300aaa1..f01c73e04836 100644 --- a/arch/unicore32/mm/pgd.c +++ b/arch/unicore32/mm/pgd.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/mm/pgd.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/mm.h> #include <linux/gfp.h> diff --git a/arch/unicore32/mm/proc-macros.S b/arch/unicore32/mm/proc-macros.S index 51560d68c894..3b0ae7d5bd80 100644 --- a/arch/unicore32/mm/proc-macros.S +++ b/arch/unicore32/mm/proc-macros.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/mm/proc-macros.S * @@ -5,10 +6,6 @@ * * Copyright (C) 2001-2010 GUAN Xue-tao * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * We need constants.h for: * VMA_VM_MM * VMA_VM_FLAGS diff --git a/arch/unicore32/mm/proc-syms.c b/arch/unicore32/mm/proc-syms.c index df215fd6d639..6c081616fc3c 100644 --- a/arch/unicore32/mm/proc-syms.c +++ b/arch/unicore32/mm/proc-syms.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/unicore32/mm/proc-syms.c * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/mm.h> diff --git a/arch/unicore32/mm/proc-ucv2.S b/arch/unicore32/mm/proc-ucv2.S index 9d296092e362..8cc9a1b16d60 100644 --- a/arch/unicore32/mm/proc-ucv2.S +++ b/arch/unicore32/mm/proc-ucv2.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/mm/proc-ucv2.S * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/linkage.h> diff --git a/arch/unicore32/mm/tlb-ucv2.S b/arch/unicore32/mm/tlb-ucv2.S index 061d455f9a15..0ce9c6b6f1db 100644 --- a/arch/unicore32/mm/tlb-ucv2.S +++ b/arch/unicore32/mm/tlb-ucv2.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/unicore32/mm/tlb-ucv2.S * * Code specific to PKUnity SoC and UniCore ISA * * Copyright (C) 2001-2010 GUAN Xue-tao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/linkage.h> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 0ddcce78f85c..5a72c98e60bc 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -17,6 +17,7 @@ config X86_32 select HAVE_DEBUG_STACKOVERFLOW select MODULES_USE_ELF_REL select OLD_SIGACTION + select GENERIC_VDSO_32 config X86_64 def_bool y @@ -121,6 +122,7 @@ config X86 select GENERIC_STRNCPY_FROM_USER select GENERIC_STRNLEN_USER select GENERIC_TIME_VSYSCALL + select GENERIC_GETTIMEOFDAY select HARDLOCKUP_CHECK_TIMESTAMP if X86_64 select HAVE_ACPI_APEI if ACPI select HAVE_ACPI_APEI_NMI if ACPI @@ -202,6 +204,7 @@ config X86 select HAVE_SYSCALL_TRACEPOINTS select HAVE_UNSTABLE_SCHED_CLOCK select HAVE_USER_RETURN_NOTIFIER + select HAVE_GENERIC_VDSO select HOTPLUG_SMT if SMP select IRQ_FORCED_THREADING select NEED_SG_DMA_LENGTH @@ -217,6 +220,7 @@ config X86 select USER_STACKTRACE_SUPPORT select VIRT_TO_BUS select X86_FEATURE_NAMES if PROC_FS + select PROC_PID_ARCH_STATUS if PROC_FS config INSTRUCTION_DECODER def_bool y @@ -2299,7 +2303,7 @@ config COMPAT_VDSO choice prompt "vsyscall table for legacy applications" depends on X86_64 - default LEGACY_VSYSCALL_EMULATE + default LEGACY_VSYSCALL_XONLY help Legacy user code that does not know how to find the vDSO expects to be able to issue three syscalls by calling fixed addresses in @@ -2307,23 +2311,38 @@ choice it can be used to assist security vulnerability exploitation. This setting can be changed at boot time via the kernel command - line parameter vsyscall=[emulate|none]. + line parameter vsyscall=[emulate|xonly|none]. On a system with recent enough glibc (2.14 or newer) and no static binaries, you can say None without a performance penalty to improve security. - If unsure, select "Emulate". + If unsure, select "Emulate execution only". config LEGACY_VSYSCALL_EMULATE - bool "Emulate" + bool "Full emulation" help - The kernel traps and emulates calls into the fixed - vsyscall address mapping. This makes the mapping - non-executable, but it still contains known contents, - which could be used in certain rare security vulnerability - exploits. This configuration is recommended when userspace - still uses the vsyscall area. + The kernel traps and emulates calls into the fixed vsyscall + address mapping. This makes the mapping non-executable, but + it still contains readable known contents, which could be + used in certain rare security vulnerability exploits. This + configuration is recommended when using legacy userspace + that still uses vsyscalls along with legacy binary + instrumentation tools that require code to be readable. + + An example of this type of legacy userspace is running + Pin on an old binary that still uses vsyscalls. + + config LEGACY_VSYSCALL_XONLY + bool "Emulate execution only" + help + The kernel traps and emulates calls into the fixed vsyscall + address mapping and does not allow reads. This + configuration is recommended when userspace might use the + legacy vsyscall area but support for legacy binary + instrumentation of legacy code is not needed. It mitigates + certain uses of the vsyscall area as an ASLR-bypassing + buffer. config LEGACY_VSYSCALL_NONE bool "None" diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index 6adce15268bd..8e29c991ba3e 100644 --- a/arch/x86/Kconfig.cpu +++ b/arch/x86/Kconfig.cpu @@ -480,3 +480,16 @@ config CPU_SUP_UMC_32 CPU might render the kernel unbootable. If unsure, say N. + +config CPU_SUP_ZHAOXIN + default y + bool "Support Zhaoxin processors" if PROCESSOR_SELECT + help + This enables detection, tunings and quirks for Zhaoxin processors + + You need this enabled if you want your kernel to run on a + Zhaoxin CPU. Disabling this option on other types of CPUs + makes the kernel a tiny bit smaller. Disabling it on a Zhaoxin + CPU might render the kernel unbootable. + + If unsure, say N. diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug index f730680dc818..6791a3c97589 100644 --- a/arch/x86/Kconfig.debug +++ b/arch/x86/Kconfig.debug @@ -179,26 +179,6 @@ config X86_DECODER_SELFTEST decoder code. If unsure, say "N". -# -# IO delay types: -# - -config IO_DELAY_TYPE_0X80 - int - default "0" - -config IO_DELAY_TYPE_0XED - int - default "1" - -config IO_DELAY_TYPE_UDELAY - int - default "2" - -config IO_DELAY_TYPE_NONE - int - default "3" - choice prompt "IO delay type" default IO_DELAY_0X80 @@ -229,30 +209,6 @@ config IO_DELAY_NONE endchoice -if IO_DELAY_0X80 -config DEFAULT_IO_DELAY_TYPE - int - default IO_DELAY_TYPE_0X80 -endif - -if IO_DELAY_0XED -config DEFAULT_IO_DELAY_TYPE - int - default IO_DELAY_TYPE_0XED -endif - -if IO_DELAY_UDELAY -config DEFAULT_IO_DELAY_TYPE - int - default IO_DELAY_TYPE_UDELAY -endif - -if IO_DELAY_NONE -config DEFAULT_IO_DELAY_TYPE - int - default IO_DELAY_TYPE_NONE -endif - config DEBUG_BOOT_PARAMS bool "Debug boot parameters" depends on DEBUG_KERNEL diff --git a/arch/x86/boot/a20.c b/arch/x86/boot/a20.c index 64a31a6d751a..a2b6b428922a 100644 --- a/arch/x86/boot/a20.c +++ b/arch/x86/boot/a20.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007-2008 rPath, Inc. - All Rights Reserved * Copyright 2009 Intel Corporation; author H. Peter Anvin * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/apm.c b/arch/x86/boot/apm.c index ee274834ea8b..b72fc10fc1be 100644 --- a/arch/x86/boot/apm.c +++ b/arch/x86/boot/apm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds @@ -7,9 +8,6 @@ * Original APM BIOS checking by Stephen Rothwell, May 1994 * (sfr@canb.auug.org.au) * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/bitops.h b/arch/x86/boot/bitops.h index 2e1382486e91..02e1dea11d94 100644 --- a/arch/x86/boot/bitops.h +++ b/arch/x86/boot/bitops.h @@ -1,11 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/boot.h b/arch/x86/boot/boot.h index 32a09eb5c101..19eca14b49a0 100644 --- a/arch/x86/boot/boot.h +++ b/arch/x86/boot/boot.h @@ -1,12 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * Copyright 2009 Intel Corporation; author H. Peter Anvin * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/cmdline.c b/arch/x86/boot/cmdline.c index 625d21b0cd3f..4ff01176c1cc 100644 --- a/arch/x86/boot/cmdline.c +++ b/arch/x86/boot/cmdline.c @@ -1,11 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c index 544ac4fafd11..220d1279d0e2 100644 --- a/arch/x86/boot/compressed/eboot.c +++ b/arch/x86/boot/compressed/eboot.c @@ -1,11 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* ----------------------------------------------------------------------- * * Copyright 2011 Intel Corporation; author Matt Fleming * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ #include <linux/efi.h> diff --git a/arch/x86/boot/compressed/mem_encrypt.S b/arch/x86/boot/compressed/mem_encrypt.S index a480356e0ed8..6afb7130a387 100644 --- a/arch/x86/boot/compressed/mem_encrypt.S +++ b/arch/x86/boot/compressed/mem_encrypt.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * AMD Memory Encryption Support * * Copyright (C) 2017 Advanced Micro Devices, Inc. * * Author: Tom Lendacky <thomas.lendacky@amd.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/x86/boot/copy.S b/arch/x86/boot/copy.S index 15d9f74b0008..4c5f4f4ad035 100644 --- a/arch/x86/boot/copy.S +++ b/arch/x86/boot/copy.S @@ -1,11 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* ----------------------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ #include <linux/linkage.h> diff --git a/arch/x86/boot/cpu.c b/arch/x86/boot/cpu.c index 26240dde081e..0bbf4f3707d2 100644 --- a/arch/x86/boot/cpu.c +++ b/arch/x86/boot/cpu.c @@ -1,11 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007-2008 rPath, Inc. - All Rights Reserved * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/cpucheck.c b/arch/x86/boot/cpucheck.c index 51079fc9298f..e1478d32de1a 100644 --- a/arch/x86/boot/cpucheck.c +++ b/arch/x86/boot/cpucheck.c @@ -1,11 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/edd.c b/arch/x86/boot/edd.c index 6c176b6a42ad..1fb4bc70cee9 100644 --- a/arch/x86/boot/edd.c +++ b/arch/x86/boot/edd.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * Copyright 2009 Intel Corporation; author H. Peter Anvin * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/main.c b/arch/x86/boot/main.c index 73532543d689..996df3d586f0 100644 --- a/arch/x86/boot/main.c +++ b/arch/x86/boot/main.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * Copyright 2009 Intel Corporation; author H. Peter Anvin * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/memory.c b/arch/x86/boot/memory.c index f06c147b5140..b0422b79debc 100644 --- a/arch/x86/boot/memory.c +++ b/arch/x86/boot/memory.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * Copyright 2009 Intel Corporation; author H. Peter Anvin * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/pm.c b/arch/x86/boot/pm.c index 8062f8915250..40031a614712 100644 --- a/arch/x86/boot/pm.c +++ b/arch/x86/boot/pm.c @@ -1,11 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/pmjump.S b/arch/x86/boot/pmjump.S index 3e0edc6d2a20..c22f9a7d1aeb 100644 --- a/arch/x86/boot/pmjump.S +++ b/arch/x86/boot/pmjump.S @@ -1,11 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* ----------------------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/printf.c b/arch/x86/boot/printf.c index 565083c16e5c..1237beeb9540 100644 --- a/arch/x86/boot/printf.c +++ b/arch/x86/boot/printf.c @@ -1,11 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/string.c b/arch/x86/boot/string.c index 90154df8f125..401e30ca0a75 100644 --- a/arch/x86/boot/string.c +++ b/arch/x86/boot/string.c @@ -1,11 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/tty.c b/arch/x86/boot/tty.c index def2451f46ae..1fedabdb95ad 100644 --- a/arch/x86/boot/tty.c +++ b/arch/x86/boot/tty.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * Copyright 2009 Intel Corporation; author H. Peter Anvin * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/version.c b/arch/x86/boot/version.c index 2b15aa488ffb..a1aaaf6c06a6 100644 --- a/arch/x86/boot/version.c +++ b/arch/x86/boot/version.c @@ -1,11 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/video-bios.c b/arch/x86/boot/video-bios.c index 49e0c18833e0..6eb8c06bc287 100644 --- a/arch/x86/boot/video-bios.c +++ b/arch/x86/boot/video-bios.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * Copyright 2009 Intel Corporation; author H. Peter Anvin * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/video-mode.c b/arch/x86/boot/video-mode.c index 95c7a818c0ed..9ada55dc1ab7 100644 --- a/arch/x86/boot/video-mode.c +++ b/arch/x86/boot/video-mode.c @@ -1,11 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007-2008 rPath, Inc. - All Rights Reserved * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/video-vesa.c b/arch/x86/boot/video-vesa.c index 3ecc11a9c440..7e185977a984 100644 --- a/arch/x86/boot/video-vesa.c +++ b/arch/x86/boot/video-vesa.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * Copyright 2009 Intel Corporation; author H. Peter Anvin * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/video-vga.c b/arch/x86/boot/video-vga.c index a14c5178d4ba..4816cb9cf996 100644 --- a/arch/x86/boot/video-vga.c +++ b/arch/x86/boot/video-vga.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * Copyright 2009 Intel Corporation; author H. Peter Anvin * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/video.c b/arch/x86/boot/video.c index ac89b6624a40..f2e96905b3fe 100644 --- a/arch/x86/boot/video.c +++ b/arch/x86/boot/video.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * Copyright 2009 Intel Corporation; author H. Peter Anvin * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/boot/video.h b/arch/x86/boot/video.h index b54e0328c449..cbf7fed22441 100644 --- a/arch/x86/boot/video.h +++ b/arch/x86/boot/video.h @@ -1,11 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* -*- linux-c -*- ------------------------------------------------------- * * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright 2007 rPath, Inc. - All Rights Reserved * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * * ----------------------------------------------------------------------- */ /* diff --git a/arch/x86/configs/i386_defconfig b/arch/x86/configs/i386_defconfig index 2b2481acc661..59ce9ed58430 100644 --- a/arch/x86/configs/i386_defconfig +++ b/arch/x86/configs/i386_defconfig @@ -130,7 +130,6 @@ CONFIG_CFG80211=y CONFIG_MAC80211=y CONFIG_MAC80211_LEDS=y CONFIG_RFKILL=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_DEBUG_DEVRES=y diff --git a/arch/x86/configs/x86_64_defconfig b/arch/x86/configs/x86_64_defconfig index e8829abf063a..d0a5ffeae8df 100644 --- a/arch/x86/configs/x86_64_defconfig +++ b/arch/x86/configs/x86_64_defconfig @@ -129,7 +129,6 @@ CONFIG_CFG80211=y CONFIG_MAC80211=y CONFIG_MAC80211_LEDS=y CONFIG_RFKILL=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_DEBUG_DEVRES=y diff --git a/arch/x86/crypto/aegis128-aesni-asm.S b/arch/x86/crypto/aegis128-aesni-asm.S index 5f7e43d4f64a..4434607e366d 100644 --- a/arch/x86/crypto/aegis128-aesni-asm.S +++ b/arch/x86/crypto/aegis128-aesni-asm.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * AES-NI + SSE2 implementation of AEGIS-128 * * Copyright (c) 2017-2018 Ondrej Mosnacek <omosnacek@gmail.com> * Copyright (C) 2017-2018 Red Hat, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/x86/crypto/aegis128l-aesni-asm.S b/arch/x86/crypto/aegis128l-aesni-asm.S index 491dd61c845c..1461ef00c0e8 100644 --- a/arch/x86/crypto/aegis128l-aesni-asm.S +++ b/arch/x86/crypto/aegis128l-aesni-asm.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * AES-NI + SSE2 implementation of AEGIS-128L * * Copyright (c) 2017-2018 Ondrej Mosnacek <omosnacek@gmail.com> * Copyright (C) 2017-2018 Red Hat, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/x86/crypto/aegis256-aesni-asm.S b/arch/x86/crypto/aegis256-aesni-asm.S index 8870c7c5d9a4..37d9b13dfd85 100644 --- a/arch/x86/crypto/aegis256-aesni-asm.S +++ b/arch/x86/crypto/aegis256-aesni-asm.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * AES-NI + SSE2 implementation of AEGIS-128L * * Copyright (c) 2017-2018 Ondrej Mosnacek <omosnacek@gmail.com> * Copyright (C) 2017-2018 Red Hat, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/x86/crypto/ghash-clmulni-intel_asm.S b/arch/x86/crypto/ghash-clmulni-intel_asm.S index f94375a8dcd1..5d53effe8abe 100644 --- a/arch/x86/crypto/ghash-clmulni-intel_asm.S +++ b/arch/x86/crypto/ghash-clmulni-intel_asm.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Accelerated GHASH implementation with Intel PCLMULQDQ-NI * instructions. This file contains accelerated part of ghash @@ -10,10 +11,6 @@ * Vinodh Gopal * Erdinc Ozturk * Deniz Karakoyunlu - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/x86/crypto/ghash-clmulni-intel_glue.c b/arch/x86/crypto/ghash-clmulni-intel_glue.c index e3f3e6fd9d65..ac76fe88ac4f 100644 --- a/arch/x86/crypto/ghash-clmulni-intel_glue.c +++ b/arch/x86/crypto/ghash-clmulni-intel_glue.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Accelerated GHASH implementation with Intel PCLMULQDQ-NI * instructions. This file contains glue code. * * Copyright (c) 2009 Intel Corp. * Author: Huang Ying <ying.huang@intel.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/err.h> diff --git a/arch/x86/crypto/morus1280-avx2-asm.S b/arch/x86/crypto/morus1280-avx2-asm.S index de182c460f82..5413fee33481 100644 --- a/arch/x86/crypto/morus1280-avx2-asm.S +++ b/arch/x86/crypto/morus1280-avx2-asm.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * AVX2 implementation of MORUS-1280 * * Copyright (c) 2017-2018 Ondrej Mosnacek <omosnacek@gmail.com> * Copyright (C) 2017-2018 Red Hat, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/x86/crypto/morus1280-sse2-asm.S b/arch/x86/crypto/morus1280-sse2-asm.S index da5d2905db60..0eece772866b 100644 --- a/arch/x86/crypto/morus1280-sse2-asm.S +++ b/arch/x86/crypto/morus1280-sse2-asm.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * SSE2 implementation of MORUS-1280 * * Copyright (c) 2017-2018 Ondrej Mosnacek <omosnacek@gmail.com> * Copyright (C) 2017-2018 Red Hat, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/x86/crypto/morus640-sse2-asm.S b/arch/x86/crypto/morus640-sse2-asm.S index 414db480250e..a60891101bbd 100644 --- a/arch/x86/crypto/morus640-sse2-asm.S +++ b/arch/x86/crypto/morus640-sse2-asm.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * SSE2 implementation of MORUS-640 * * Copyright (c) 2017-2018 Ondrej Mosnacek <omosnacek@gmail.com> * Copyright (C) 2017-2018 Red Hat, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/x86/entry/calling.h b/arch/x86/entry/calling.h index efb0d1b1f15f..9f1f9e3b8230 100644 --- a/arch/x86/entry/calling.h +++ b/arch/x86/entry/calling.h @@ -172,21 +172,6 @@ For 32-bit we have the following conventions - kernel is built with .endif .endm -/* - * This is a sneaky trick to help the unwinder find pt_regs on the stack. The - * frame pointer is replaced with an encoded pointer to pt_regs. The encoding - * is just setting the LSB, which makes it an invalid stack address and is also - * a signal to the unwinder that it's a pt_regs pointer in disguise. - * - * NOTE: This macro must be used *after* PUSH_AND_CLEAR_REGS because it corrupts - * the original rbp. - */ -.macro ENCODE_FRAME_POINTER ptregs_offset=0 -#ifdef CONFIG_FRAME_POINTER - leaq 1+\ptregs_offset(%rsp), %rbp -#endif -.endm - #ifdef CONFIG_PAGE_TABLE_ISOLATION /* diff --git a/arch/x86/entry/common.c b/arch/x86/entry/common.c index 2418804e66b4..536b574b6161 100644 --- a/arch/x86/entry/common.c +++ b/arch/x86/entry/common.c @@ -72,23 +72,18 @@ static long syscall_trace_enter(struct pt_regs *regs) struct thread_info *ti = current_thread_info(); unsigned long ret = 0; - bool emulated = false; u32 work; if (IS_ENABLED(CONFIG_DEBUG_ENTRY)) BUG_ON(regs != task_pt_regs(current)); - work = READ_ONCE(ti->flags) & _TIF_WORK_SYSCALL_ENTRY; + work = READ_ONCE(ti->flags); - if (unlikely(work & _TIF_SYSCALL_EMU)) - emulated = true; - - if ((emulated || (work & _TIF_SYSCALL_TRACE)) && - tracehook_report_syscall_entry(regs)) - return -1L; - - if (emulated) - return -1L; + if (work & (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_EMU)) { + ret = tracehook_report_syscall_entry(regs); + if (ret || (work & _TIF_SYSCALL_EMU)) + return -1L; + } #ifdef CONFIG_SECCOMP /* diff --git a/arch/x86/entry/entry_32.S b/arch/x86/entry/entry_32.S index 7b23431be5cb..1285e5abf669 100644 --- a/arch/x86/entry/entry_32.S +++ b/arch/x86/entry/entry_32.S @@ -67,7 +67,6 @@ # define preempt_stop(clobbers) DISABLE_INTERRUPTS(clobbers); TRACE_IRQS_OFF #else # define preempt_stop(clobbers) -# define resume_kernel restore_all_kernel #endif .macro TRACE_IRQS_IRET @@ -203,9 +202,102 @@ .Lend_\@: .endm +#define CS_FROM_ENTRY_STACK (1 << 31) +#define CS_FROM_USER_CR3 (1 << 30) +#define CS_FROM_KERNEL (1 << 29) + +.macro FIXUP_FRAME + /* + * The high bits of the CS dword (__csh) are used for CS_FROM_*. + * Clear them in case hardware didn't do this for us. + */ + andl $0x0000ffff, 3*4(%esp) + +#ifdef CONFIG_VM86 + testl $X86_EFLAGS_VM, 4*4(%esp) + jnz .Lfrom_usermode_no_fixup_\@ +#endif + testl $SEGMENT_RPL_MASK, 3*4(%esp) + jnz .Lfrom_usermode_no_fixup_\@ + + orl $CS_FROM_KERNEL, 3*4(%esp) + + /* + * When we're here from kernel mode; the (exception) stack looks like: + * + * 5*4(%esp) - <previous context> + * 4*4(%esp) - flags + * 3*4(%esp) - cs + * 2*4(%esp) - ip + * 1*4(%esp) - orig_eax + * 0*4(%esp) - gs / function + * + * Lets build a 5 entry IRET frame after that, such that struct pt_regs + * is complete and in particular regs->sp is correct. This gives us + * the original 5 enties as gap: + * + * 12*4(%esp) - <previous context> + * 11*4(%esp) - gap / flags + * 10*4(%esp) - gap / cs + * 9*4(%esp) - gap / ip + * 8*4(%esp) - gap / orig_eax + * 7*4(%esp) - gap / gs / function + * 6*4(%esp) - ss + * 5*4(%esp) - sp + * 4*4(%esp) - flags + * 3*4(%esp) - cs + * 2*4(%esp) - ip + * 1*4(%esp) - orig_eax + * 0*4(%esp) - gs / function + */ + + pushl %ss # ss + pushl %esp # sp (points at ss) + addl $6*4, (%esp) # point sp back at the previous context + pushl 6*4(%esp) # flags + pushl 6*4(%esp) # cs + pushl 6*4(%esp) # ip + pushl 6*4(%esp) # orig_eax + pushl 6*4(%esp) # gs / function +.Lfrom_usermode_no_fixup_\@: +.endm + +.macro IRET_FRAME + testl $CS_FROM_KERNEL, 1*4(%esp) + jz .Lfinished_frame_\@ + + /* + * Reconstruct the 3 entry IRET frame right after the (modified) + * regs->sp without lowering %esp in between, such that an NMI in the + * middle doesn't scribble our stack. + */ + pushl %eax + pushl %ecx + movl 5*4(%esp), %eax # (modified) regs->sp + + movl 4*4(%esp), %ecx # flags + movl %ecx, -4(%eax) + + movl 3*4(%esp), %ecx # cs + andl $0x0000ffff, %ecx + movl %ecx, -8(%eax) + + movl 2*4(%esp), %ecx # ip + movl %ecx, -12(%eax) + + movl 1*4(%esp), %ecx # eax + movl %ecx, -16(%eax) + + popl %ecx + lea -16(%eax), %esp + popl %eax +.Lfinished_frame_\@: +.endm + .macro SAVE_ALL pt_regs_ax=%eax switch_stacks=0 cld PUSH_GS + FIXUP_FRAME pushl %fs pushl %es pushl %ds @@ -247,22 +339,6 @@ .Lend_\@: .endm -/* - * This is a sneaky trick to help the unwinder find pt_regs on the stack. The - * frame pointer is replaced with an encoded pointer to pt_regs. The encoding - * is just clearing the MSB, which makes it an invalid stack address and is also - * a signal to the unwinder that it's a pt_regs pointer in disguise. - * - * NOTE: This macro must be used *after* SAVE_ALL because it corrupts the - * original rbp. - */ -.macro ENCODE_FRAME_POINTER -#ifdef CONFIG_FRAME_POINTER - mov %esp, %ebp - andl $0x7fffffff, %ebp -#endif -.endm - .macro RESTORE_INT_REGS popl %ebx popl %ecx @@ -375,9 +451,6 @@ * switch to it before we do any copying. */ -#define CS_FROM_ENTRY_STACK (1 << 31) -#define CS_FROM_USER_CR3 (1 << 30) - .macro SWITCH_TO_KERNEL_STACK ALTERNATIVE "", "jmp .Lend_\@", X86_FEATURE_XENPV @@ -391,13 +464,6 @@ * that register for the time this macro runs */ - /* - * The high bits of the CS dword (__csh) are used for - * CS_FROM_ENTRY_STACK and CS_FROM_USER_CR3. Clear them in case - * hardware didn't do this for us. - */ - andl $(0x0000ffff), PT_CS(%esp) - /* Are we on the entry stack? Bail out if not! */ movl PER_CPU_VAR(cpu_entry_area), %ecx addl $CPU_ENTRY_AREA_entry_stack + SIZEOF_entry_stack, %ecx @@ -755,7 +821,7 @@ ret_from_intr: andl $SEGMENT_RPL_MASK, %eax #endif cmpl $USER_RPL, %eax - jb resume_kernel # not returning to v8086 or userspace + jb restore_all_kernel # not returning to v8086 or userspace ENTRY(resume_userspace) DISABLE_INTERRUPTS(CLBR_ANY) @@ -765,18 +831,6 @@ ENTRY(resume_userspace) jmp restore_all END(ret_from_exception) -#ifdef CONFIG_PREEMPT -ENTRY(resume_kernel) - DISABLE_INTERRUPTS(CLBR_ANY) - cmpl $0, PER_CPU_VAR(__preempt_count) - jnz restore_all_kernel - testl $X86_EFLAGS_IF, PT_EFLAGS(%esp) # interrupts off (exception path) ? - jz restore_all_kernel - call preempt_schedule_irq - jmp restore_all_kernel -END(resume_kernel) -#endif - GLOBAL(__begin_SYSENTER_singlestep_region) /* * All code from here through __end_SYSENTER_singlestep_region is subject @@ -1019,6 +1073,7 @@ restore_all: /* Restore user state */ RESTORE_REGS pop=4 # skip orig_eax/error_code .Lirq_return: + IRET_FRAME /* * ARCH_HAS_MEMBARRIER_SYNC_CORE rely on IRET core serialization * when returning from IPI handler and when returning from @@ -1027,6 +1082,15 @@ restore_all: INTERRUPT_RETURN restore_all_kernel: +#ifdef CONFIG_PREEMPT + DISABLE_INTERRUPTS(CLBR_ANY) + cmpl $0, PER_CPU_VAR(__preempt_count) + jnz .Lno_preempt + testl $X86_EFLAGS_IF, PT_EFLAGS(%esp) # interrupts off (exception path) ? + jz .Lno_preempt + call preempt_schedule_irq +.Lno_preempt: +#endif TRACE_IRQS_IRET PARANOID_EXIT_TO_KERNEL_MODE BUG_IF_WRONG_CR3 @@ -1104,6 +1168,30 @@ ENTRY(irq_entries_start) .endr END(irq_entries_start) +#ifdef CONFIG_X86_LOCAL_APIC + .align 8 +ENTRY(spurious_entries_start) + vector=FIRST_SYSTEM_VECTOR + .rept (NR_VECTORS - FIRST_SYSTEM_VECTOR) + pushl $(~vector+0x80) /* Note: always in signed byte range */ + vector=vector+1 + jmp common_spurious + .align 8 + .endr +END(spurious_entries_start) + +common_spurious: + ASM_CLAC + addl $-0x80, (%esp) /* Adjust vector into the [-256, -1] range */ + SAVE_ALL switch_stacks=1 + ENCODE_FRAME_POINTER + TRACE_IRQS_OFF + movl %esp, %eax + call smp_spurious_interrupt + jmp ret_from_intr +ENDPROC(common_interrupt) +#endif + /* * the CPU automatically disables interrupts when executing an IRQ vector, * so IRQ-flags tracing has to follow that: @@ -1360,6 +1448,7 @@ END(page_fault) common_exception: /* the function address is in %gs's slot on the stack */ + FIXUP_FRAME pushl %fs pushl %es pushl %ds diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S index 2fe62893bbdf..a829dd3117d0 100644 --- a/arch/x86/entry/entry_64.S +++ b/arch/x86/entry/entry_64.S @@ -375,6 +375,18 @@ ENTRY(irq_entries_start) .endr END(irq_entries_start) + .align 8 +ENTRY(spurious_entries_start) + vector=FIRST_SYSTEM_VECTOR + .rept (NR_VECTORS - FIRST_SYSTEM_VECTOR) + UNWIND_HINT_IRET_REGS + pushq $(~vector+0x80) /* Note: always in signed byte range */ + jmp common_spurious + .align 8 + vector=vector+1 + .endr +END(spurious_entries_start) + .macro DEBUG_ENTRY_ASSERT_IRQS_OFF #ifdef CONFIG_DEBUG_ENTRY pushq %rax @@ -571,10 +583,20 @@ _ASM_NOKPROBE(interrupt_entry) /* Interrupt entry/exit. */ - /* - * The interrupt stubs push (~vector+0x80) onto the stack and - * then jump to common_interrupt. - */ +/* + * The interrupt stubs push (~vector+0x80) onto the stack and + * then jump to common_spurious/interrupt. + */ +common_spurious: + addq $-0x80, (%rsp) /* Adjust vector to [-256, -1] range */ + call interrupt_entry + UNWIND_HINT_REGS indirect=1 + call smp_spurious_interrupt /* rdi points to pt_regs */ + jmp ret_from_intr +END(common_spurious) +_ASM_NOKPROBE(common_spurious) + +/* common_interrupt is a hotpath. Align it */ .p2align CONFIG_X86_L1_CACHE_SHIFT common_interrupt: addq $-0x80, (%rsp) /* Adjust vector to [-256, -1] range */ @@ -1675,11 +1697,17 @@ nmi_restore: iretq END(nmi) +#ifndef CONFIG_IA32_EMULATION +/* + * This handles SYSCALL from 32-bit code. There is no way to program + * MSRs to fully disable 32-bit SYSCALL. + */ ENTRY(ignore_sysret) UNWIND_HINT_EMPTY mov $-ENOSYS, %eax sysret END(ignore_sysret) +#endif ENTRY(rewind_stack_do_exit) UNWIND_HINT_FUNC diff --git a/arch/x86/entry/thunk_32.S b/arch/x86/entry/thunk_32.S index fee6bc79b987..cb3464525b37 100644 --- a/arch/x86/entry/thunk_32.S +++ b/arch/x86/entry/thunk_32.S @@ -1,8 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Trampoline to trace irqs off. (otherwise CALLER_ADDR1 might crash) * Copyright 2008 by Steven Rostedt, Red Hat, Inc * (inspired by Andi Kleen's thunk_64.S) - * Subject to the GNU public license, v.2. No warranty of any kind. */ #include <linux/linkage.h> #include <asm/asm.h> diff --git a/arch/x86/entry/thunk_64.S b/arch/x86/entry/thunk_64.S index be36bf4e0957..cfdca8b42c70 100644 --- a/arch/x86/entry/thunk_64.S +++ b/arch/x86/entry/thunk_64.S @@ -1,9 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Save registers before calling assembly functions. This avoids * disturbance of register allocation in some inline assembly constructs. * Copyright 2001,2002 by Andi Kleen, SuSE Labs. * Added trace_hardirqs callers - Copyright 2007 Steven Rostedt, Red Hat, Inc. - * Subject to the GNU public license, v.2. No warranty of any kind. */ #include <linux/linkage.h> #include "calling.h" diff --git a/arch/x86/entry/vdso/Makefile b/arch/x86/entry/vdso/Makefile index 42fe42e82baf..39106111be86 100644 --- a/arch/x86/entry/vdso/Makefile +++ b/arch/x86/entry/vdso/Makefile @@ -3,6 +3,12 @@ # Building vDSO images for x86. # +# Absolute relocation type $(ARCH_REL_TYPE_ABS) needs to be defined before +# the inclusion of generic Makefile. +ARCH_REL_TYPE_ABS := R_X86_64_JUMP_SLOT|R_X86_64_GLOB_DAT|R_X86_64_RELATIVE| +ARCH_REL_TYPE_ABS += R_386_GLOB_DAT|R_386_JMP_SLOT|R_386_RELATIVE +include $(srctree)/lib/vdso/Makefile + KBUILD_CFLAGS += $(DISABLE_LTO) KASAN_SANITIZE := n UBSAN_SANITIZE := n @@ -51,6 +57,7 @@ VDSO_LDFLAGS_vdso.lds = -m elf_x86_64 -soname linux-vdso.so.1 --no-undefined \ $(obj)/vdso64.so.dbg: $(obj)/vdso.lds $(vobjs) FORCE $(call if_changed,vdso) + $(call if_changed,vdso_check) HOST_EXTRACFLAGS += -I$(srctree)/tools/include -I$(srctree)/include/uapi -I$(srctree)/arch/$(SUBARCH)/include/uapi hostprogs-y += vdso2c @@ -121,6 +128,7 @@ $(obj)/%.so: $(obj)/%.so.dbg FORCE $(obj)/vdsox32.so.dbg: $(obj)/vdsox32.lds $(vobjx32s) FORCE $(call if_changed,vdso) + $(call if_changed,vdso_check) CPPFLAGS_vdso32.lds = $(CPPFLAGS_vdso.lds) VDSO_LDFLAGS_vdso32.lds = -m elf_i386 -soname linux-gate.so.1 @@ -160,6 +168,7 @@ $(obj)/vdso32.so.dbg: FORCE \ $(obj)/vdso32/system_call.o \ $(obj)/vdso32/sigreturn.o $(call if_changed,vdso) + $(call if_changed,vdso_check) # # The DSO images are built using a special linker script. diff --git a/arch/x86/entry/vdso/vclock_gettime.c b/arch/x86/entry/vdso/vclock_gettime.c index 0f82a70c7682..d9ff616bb0f6 100644 --- a/arch/x86/entry/vdso/vclock_gettime.c +++ b/arch/x86/entry/vdso/vclock_gettime.c @@ -1,240 +1,85 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright 2006 Andi Kleen, SUSE Labs. - * * Fast user context implementation of clock_gettime, gettimeofday, and time. * + * Copyright 2006 Andi Kleen, SUSE Labs. + * Copyright 2019 ARM Limited + * * 32 Bit compat layer by Stefani Seibold <stefani@seibold.net> * sponsored by Rohde & Schwarz GmbH & Co. KG Munich/Germany - * - * The code should have no internal unresolved relocations. - * Check with readelf after changing. */ - -#include <uapi/linux/time.h> -#include <asm/vgtod.h> -#include <asm/vvar.h> -#include <asm/unistd.h> -#include <asm/msr.h> -#include <asm/pvclock.h> -#include <asm/mshyperv.h> -#include <linux/math64.h> #include <linux/time.h> #include <linux/kernel.h> +#include <linux/types.h> -#define gtod (&VVAR(vsyscall_gtod_data)) +#include "../../../../lib/vdso/gettimeofday.c" -extern int __vdso_clock_gettime(clockid_t clock, struct timespec *ts); -extern int __vdso_gettimeofday(struct timeval *tv, struct timezone *tz); +extern int __vdso_gettimeofday(struct __kernel_old_timeval *tv, struct timezone *tz); extern time_t __vdso_time(time_t *t); -#ifdef CONFIG_PARAVIRT_CLOCK -extern u8 pvclock_page[PAGE_SIZE] - __attribute__((visibility("hidden"))); -#endif - -#ifdef CONFIG_HYPERV_TSCPAGE -extern u8 hvclock_page[PAGE_SIZE] - __attribute__((visibility("hidden"))); -#endif - -#ifndef BUILD_VDSO32 - -notrace static long vdso_fallback_gettime(long clock, struct timespec *ts) +int __vdso_gettimeofday(struct __kernel_old_timeval *tv, struct timezone *tz) { - long ret; - asm ("syscall" : "=a" (ret), "=m" (*ts) : - "0" (__NR_clock_gettime), "D" (clock), "S" (ts) : - "rcx", "r11"); - return ret; + return __cvdso_gettimeofday(tv, tz); } -#else +int gettimeofday(struct __kernel_old_timeval *, struct timezone *) + __attribute__((weak, alias("__vdso_gettimeofday"))); -notrace static long vdso_fallback_gettime(long clock, struct timespec *ts) +time_t __vdso_time(time_t *t) { - long ret; - - asm ( - "mov %%ebx, %%edx \n" - "mov %[clock], %%ebx \n" - "call __kernel_vsyscall \n" - "mov %%edx, %%ebx \n" - : "=a" (ret), "=m" (*ts) - : "0" (__NR_clock_gettime), [clock] "g" (clock), "c" (ts) - : "edx"); - return ret; + return __cvdso_time(t); } -#endif +time_t time(time_t *t) __attribute__((weak, alias("__vdso_time"))); -#ifdef CONFIG_PARAVIRT_CLOCK -static notrace const struct pvclock_vsyscall_time_info *get_pvti0(void) -{ - return (const struct pvclock_vsyscall_time_info *)&pvclock_page; -} -static notrace u64 vread_pvclock(void) -{ - const struct pvclock_vcpu_time_info *pvti = &get_pvti0()->pvti; - u32 version; - u64 ret; - - /* - * Note: The kernel and hypervisor must guarantee that cpu ID - * number maps 1:1 to per-CPU pvclock time info. - * - * Because the hypervisor is entirely unaware of guest userspace - * preemption, it cannot guarantee that per-CPU pvclock time - * info is updated if the underlying CPU changes or that that - * version is increased whenever underlying CPU changes. - * - * On KVM, we are guaranteed that pvti updates for any vCPU are - * atomic as seen by *all* vCPUs. This is an even stronger - * guarantee than we get with a normal seqlock. - * - * On Xen, we don't appear to have that guarantee, but Xen still - * supplies a valid seqlock using the version field. - * - * We only do pvclock vdso timing at all if - * PVCLOCK_TSC_STABLE_BIT is set, and we interpret that bit to - * mean that all vCPUs have matching pvti and that the TSC is - * synced, so we can just look at vCPU 0's pvti. - */ - - do { - version = pvclock_read_begin(pvti); - - if (unlikely(!(pvti->flags & PVCLOCK_TSC_STABLE_BIT))) - return U64_MAX; - - ret = __pvclock_read_cycles(pvti, rdtsc_ordered()); - } while (pvclock_read_retry(pvti, version)); - - return ret; -} -#endif -#ifdef CONFIG_HYPERV_TSCPAGE -static notrace u64 vread_hvclock(void) -{ - const struct ms_hyperv_tsc_page *tsc_pg = - (const struct ms_hyperv_tsc_page *)&hvclock_page; +#if defined(CONFIG_X86_64) && !defined(BUILD_VDSO32_64) +/* both 64-bit and x32 use these */ +extern int __vdso_clock_gettime(clockid_t clock, struct __kernel_timespec *ts); +extern int __vdso_clock_getres(clockid_t clock, struct __kernel_timespec *res); - return hv_read_tsc_page(tsc_pg); -} -#endif - -notrace static inline u64 vgetcyc(int mode) +int __vdso_clock_gettime(clockid_t clock, struct __kernel_timespec *ts) { - if (mode == VCLOCK_TSC) - return (u64)rdtsc_ordered(); -#ifdef CONFIG_PARAVIRT_CLOCK - else if (mode == VCLOCK_PVCLOCK) - return vread_pvclock(); -#endif -#ifdef CONFIG_HYPERV_TSCPAGE - else if (mode == VCLOCK_HVCLOCK) - return vread_hvclock(); -#endif - return U64_MAX; + return __cvdso_clock_gettime(clock, ts); } -notrace static int do_hres(clockid_t clk, struct timespec *ts) -{ - struct vgtod_ts *base = >od->basetime[clk]; - u64 cycles, last, sec, ns; - unsigned int seq; - - do { - seq = gtod_read_begin(gtod); - cycles = vgetcyc(gtod->vclock_mode); - ns = base->nsec; - last = gtod->cycle_last; - if (unlikely((s64)cycles < 0)) - return vdso_fallback_gettime(clk, ts); - if (cycles > last) - ns += (cycles - last) * gtod->mult; - ns >>= gtod->shift; - sec = base->sec; - } while (unlikely(gtod_read_retry(gtod, seq))); - - /* - * Do this outside the loop: a race inside the loop could result - * in __iter_div_u64_rem() being extremely slow. - */ - ts->tv_sec = sec + __iter_div_u64_rem(ns, NSEC_PER_SEC, &ns); - ts->tv_nsec = ns; - - return 0; -} +int clock_gettime(clockid_t, struct __kernel_timespec *) + __attribute__((weak, alias("__vdso_clock_gettime"))); -notrace static void do_coarse(clockid_t clk, struct timespec *ts) +int __vdso_clock_getres(clockid_t clock, + struct __kernel_timespec *res) { - struct vgtod_ts *base = >od->basetime[clk]; - unsigned int seq; - - do { - seq = gtod_read_begin(gtod); - ts->tv_sec = base->sec; - ts->tv_nsec = base->nsec; - } while (unlikely(gtod_read_retry(gtod, seq))); + return __cvdso_clock_getres(clock, res); } +int clock_getres(clockid_t, struct __kernel_timespec *) + __attribute__((weak, alias("__vdso_clock_getres"))); -notrace int __vdso_clock_gettime(clockid_t clock, struct timespec *ts) +#else +/* i386 only */ +extern int __vdso_clock_gettime(clockid_t clock, struct old_timespec32 *ts); +extern int __vdso_clock_getres(clockid_t clock, struct old_timespec32 *res); + +int __vdso_clock_gettime(clockid_t clock, struct old_timespec32 *ts) { - unsigned int msk; - - /* Sort out negative (CPU/FD) and invalid clocks */ - if (unlikely((unsigned int) clock >= MAX_CLOCKS)) - return vdso_fallback_gettime(clock, ts); - - /* - * Convert the clockid to a bitmask and use it to check which - * clocks are handled in the VDSO directly. - */ - msk = 1U << clock; - if (likely(msk & VGTOD_HRES)) { - return do_hres(clock, ts); - } else if (msk & VGTOD_COARSE) { - do_coarse(clock, ts); - return 0; - } - return vdso_fallback_gettime(clock, ts); + return __cvdso_clock_gettime32(clock, ts); } -int clock_gettime(clockid_t, struct timespec *) +int clock_gettime(clockid_t, struct old_timespec32 *) __attribute__((weak, alias("__vdso_clock_gettime"))); -notrace int __vdso_gettimeofday(struct timeval *tv, struct timezone *tz) +int __vdso_clock_gettime64(clockid_t clock, struct __kernel_timespec *ts) { - if (likely(tv != NULL)) { - struct timespec *ts = (struct timespec *) tv; - - do_hres(CLOCK_REALTIME, ts); - tv->tv_usec /= 1000; - } - if (unlikely(tz != NULL)) { - tz->tz_minuteswest = gtod->tz_minuteswest; - tz->tz_dsttime = gtod->tz_dsttime; - } - - return 0; + return __cvdso_clock_gettime(clock, ts); } -int gettimeofday(struct timeval *, struct timezone *) - __attribute__((weak, alias("__vdso_gettimeofday"))); -/* - * This will break when the xtime seconds get inaccurate, but that is - * unlikely - */ -notrace time_t __vdso_time(time_t *t) -{ - /* This is atomic on x86 so we don't need any locks. */ - time_t result = READ_ONCE(gtod->basetime[CLOCK_REALTIME].sec); +int clock_gettime64(clockid_t, struct __kernel_timespec *) + __attribute__((weak, alias("__vdso_clock_gettime64"))); - if (t) - *t = result; - return result; +int __vdso_clock_getres(clockid_t clock, struct old_timespec32 *res) +{ + return __cvdso_clock_getres_time32(clock, res); } -time_t time(time_t *t) - __attribute__((weak, alias("__vdso_time"))); + +int clock_getres(clockid_t, struct old_timespec32 *) + __attribute__((weak, alias("__vdso_clock_getres"))); +#endif diff --git a/arch/x86/entry/vdso/vdso.lds.S b/arch/x86/entry/vdso/vdso.lds.S index d3a2dce4cfa9..36b644e16272 100644 --- a/arch/x86/entry/vdso/vdso.lds.S +++ b/arch/x86/entry/vdso/vdso.lds.S @@ -25,6 +25,8 @@ VERSION { __vdso_getcpu; time; __vdso_time; + clock_getres; + __vdso_clock_getres; local: *; }; } diff --git a/arch/x86/entry/vdso/vdso32/vdso32.lds.S b/arch/x86/entry/vdso/vdso32/vdso32.lds.S index 422764a81d32..c7720995ab1a 100644 --- a/arch/x86/entry/vdso/vdso32/vdso32.lds.S +++ b/arch/x86/entry/vdso/vdso32/vdso32.lds.S @@ -26,6 +26,8 @@ VERSION __vdso_clock_gettime; __vdso_gettimeofday; __vdso_time; + __vdso_clock_getres; + __vdso_clock_gettime64; }; LINUX_2.5 { diff --git a/arch/x86/entry/vdso/vdsox32.lds.S b/arch/x86/entry/vdso/vdsox32.lds.S index 05cd1c5c4a15..16a8050a4fb6 100644 --- a/arch/x86/entry/vdso/vdsox32.lds.S +++ b/arch/x86/entry/vdso/vdsox32.lds.S @@ -21,6 +21,7 @@ VERSION { __vdso_gettimeofday; __vdso_getcpu; __vdso_time; + __vdso_clock_getres; local: *; }; } diff --git a/arch/x86/entry/vdso/vma.c b/arch/x86/entry/vdso/vma.c index 8db1f594e8b1..349a61d8bf34 100644 --- a/arch/x86/entry/vdso/vma.c +++ b/arch/x86/entry/vdso/vma.c @@ -22,7 +22,7 @@ #include <asm/page.h> #include <asm/desc.h> #include <asm/cpufeature.h> -#include <asm/mshyperv.h> +#include <clocksource/hyperv_timer.h> #if defined(CONFIG_X86_64) unsigned int __read_mostly vdso64_enabled = 1; diff --git a/arch/x86/entry/vsyscall/Makefile b/arch/x86/entry/vsyscall/Makefile index 1ac4dd116c26..93c1b3e949a7 100644 --- a/arch/x86/entry/vsyscall/Makefile +++ b/arch/x86/entry/vsyscall/Makefile @@ -2,7 +2,5 @@ # # Makefile for the x86 low level vsyscall code # -obj-y := vsyscall_gtod.o - obj-$(CONFIG_X86_VSYSCALL_EMULATION) += vsyscall_64.o vsyscall_emu_64.o diff --git a/arch/x86/entry/vsyscall/vsyscall_64.c b/arch/x86/entry/vsyscall/vsyscall_64.c index d9d81ad7a400..07003f3f1bfc 100644 --- a/arch/x86/entry/vsyscall/vsyscall_64.c +++ b/arch/x86/entry/vsyscall/vsyscall_64.c @@ -42,9 +42,11 @@ #define CREATE_TRACE_POINTS #include "vsyscall_trace.h" -static enum { EMULATE, NONE } vsyscall_mode = +static enum { EMULATE, XONLY, NONE } vsyscall_mode __ro_after_init = #ifdef CONFIG_LEGACY_VSYSCALL_NONE NONE; +#elif defined(CONFIG_LEGACY_VSYSCALL_XONLY) + XONLY; #else EMULATE; #endif @@ -54,6 +56,8 @@ static int __init vsyscall_setup(char *str) if (str) { if (!strcmp("emulate", str)) vsyscall_mode = EMULATE; + else if (!strcmp("xonly", str)) + vsyscall_mode = XONLY; else if (!strcmp("none", str)) vsyscall_mode = NONE; else @@ -113,7 +117,8 @@ static bool write_ok_or_segv(unsigned long ptr, size_t size) } } -bool emulate_vsyscall(struct pt_regs *regs, unsigned long address) +bool emulate_vsyscall(unsigned long error_code, + struct pt_regs *regs, unsigned long address) { struct task_struct *tsk; unsigned long caller; @@ -122,6 +127,22 @@ bool emulate_vsyscall(struct pt_regs *regs, unsigned long address) long ret; unsigned long orig_dx; + /* Write faults or kernel-privilege faults never get fixed up. */ + if ((error_code & (X86_PF_WRITE | X86_PF_USER)) != X86_PF_USER) + return false; + + if (!(error_code & X86_PF_INSTR)) { + /* Failed vsyscall read */ + if (vsyscall_mode == EMULATE) + return false; + + /* + * User code tried and failed to read the vsyscall page. + */ + warn_bad_vsyscall(KERN_INFO, regs, "vsyscall read attempt denied -- look up the vsyscall kernel parameter if you need a workaround"); + return false; + } + /* * No point in checking CS -- the only way to get here is a user mode * trap to a high address, which means that we're in 64-bit user code. @@ -284,7 +305,7 @@ static const char *gate_vma_name(struct vm_area_struct *vma) static const struct vm_operations_struct gate_vma_ops = { .name = gate_vma_name, }; -static struct vm_area_struct gate_vma = { +static struct vm_area_struct gate_vma __ro_after_init = { .vm_start = VSYSCALL_ADDR, .vm_end = VSYSCALL_ADDR + PAGE_SIZE, .vm_page_prot = PAGE_READONLY_EXEC, @@ -357,12 +378,20 @@ void __init map_vsyscall(void) extern char __vsyscall_page; unsigned long physaddr_vsyscall = __pa_symbol(&__vsyscall_page); - if (vsyscall_mode != NONE) { + /* + * For full emulation, the page needs to exist for real. In + * execute-only mode, there is no PTE at all backing the vsyscall + * page. + */ + if (vsyscall_mode == EMULATE) { __set_fixmap(VSYSCALL_PAGE, physaddr_vsyscall, PAGE_KERNEL_VVAR); set_vsyscall_pgtable_user_bits(swapper_pg_dir); } + if (vsyscall_mode == XONLY) + gate_vma.vm_flags = VM_EXEC; + BUILD_BUG_ON((unsigned long)__fix_to_virt(VSYSCALL_PAGE) != (unsigned long)VSYSCALL_ADDR); } diff --git a/arch/x86/entry/vsyscall/vsyscall_gtod.c b/arch/x86/entry/vsyscall/vsyscall_gtod.c deleted file mode 100644 index cfcdba082feb..000000000000 --- a/arch/x86/entry/vsyscall/vsyscall_gtod.c +++ /dev/null @@ -1,83 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Copyright (C) 2001 Andrea Arcangeli <andrea@suse.de> SuSE - * Copyright 2003 Andi Kleen, SuSE Labs. - * - * Modified for x86 32 bit architecture by - * Stefani Seibold <stefani@seibold.net> - * sponsored by Rohde & Schwarz GmbH & Co. KG Munich/Germany - * - * Thanks to hpa@transmeta.com for some useful hint. - * Special thanks to Ingo Molnar for his early experience with - * a different vsyscall implementation for Linux/IA32 and for the name. - * - */ - -#include <linux/timekeeper_internal.h> -#include <asm/vgtod.h> -#include <asm/vvar.h> - -int vclocks_used __read_mostly; - -DEFINE_VVAR(struct vsyscall_gtod_data, vsyscall_gtod_data); - -void update_vsyscall_tz(void) -{ - vsyscall_gtod_data.tz_minuteswest = sys_tz.tz_minuteswest; - vsyscall_gtod_data.tz_dsttime = sys_tz.tz_dsttime; -} - -void update_vsyscall(struct timekeeper *tk) -{ - int vclock_mode = tk->tkr_mono.clock->archdata.vclock_mode; - struct vsyscall_gtod_data *vdata = &vsyscall_gtod_data; - struct vgtod_ts *base; - u64 nsec; - - /* Mark the new vclock used. */ - BUILD_BUG_ON(VCLOCK_MAX >= 32); - WRITE_ONCE(vclocks_used, READ_ONCE(vclocks_used) | (1 << vclock_mode)); - - gtod_write_begin(vdata); - - /* copy vsyscall data */ - vdata->vclock_mode = vclock_mode; - vdata->cycle_last = tk->tkr_mono.cycle_last; - vdata->mask = tk->tkr_mono.mask; - vdata->mult = tk->tkr_mono.mult; - vdata->shift = tk->tkr_mono.shift; - - base = &vdata->basetime[CLOCK_REALTIME]; - base->sec = tk->xtime_sec; - base->nsec = tk->tkr_mono.xtime_nsec; - - base = &vdata->basetime[CLOCK_TAI]; - base->sec = tk->xtime_sec + (s64)tk->tai_offset; - base->nsec = tk->tkr_mono.xtime_nsec; - - base = &vdata->basetime[CLOCK_MONOTONIC]; - base->sec = tk->xtime_sec + tk->wall_to_monotonic.tv_sec; - nsec = tk->tkr_mono.xtime_nsec; - nsec += ((u64)tk->wall_to_monotonic.tv_nsec << tk->tkr_mono.shift); - while (nsec >= (((u64)NSEC_PER_SEC) << tk->tkr_mono.shift)) { - nsec -= ((u64)NSEC_PER_SEC) << tk->tkr_mono.shift; - base->sec++; - } - base->nsec = nsec; - - base = &vdata->basetime[CLOCK_REALTIME_COARSE]; - base->sec = tk->xtime_sec; - base->nsec = tk->tkr_mono.xtime_nsec >> tk->tkr_mono.shift; - - base = &vdata->basetime[CLOCK_MONOTONIC_COARSE]; - base->sec = tk->xtime_sec + tk->wall_to_monotonic.tv_sec; - nsec = tk->tkr_mono.xtime_nsec >> tk->tkr_mono.shift; - nsec += tk->wall_to_monotonic.tv_nsec; - while (nsec >= NSEC_PER_SEC) { - nsec -= NSEC_PER_SEC; - base->sec++; - } - base->nsec = nsec; - - gtod_write_end(vdata); -} diff --git a/arch/x86/events/amd/iommu.c b/arch/x86/events/amd/iommu.c index 58a6993d7eb3..fb616203ce42 100644 --- a/arch/x86/events/amd/iommu.c +++ b/arch/x86/events/amd/iommu.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Advanced Micro Devices, Inc. * @@ -5,10 +6,6 @@ * Author: Suravee Suthikulpanit <Suraveee.Suthikulpanit@amd.com> * * Perf: amd_iommu - AMD IOMMU Performance Counter PMU implementation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) "perf/amd_iommu: " fmt diff --git a/arch/x86/events/amd/iommu.h b/arch/x86/events/amd/iommu.h index 62e0702c4374..0e5c036fd7be 100644 --- a/arch/x86/events/amd/iommu.h +++ b/arch/x86/events/amd/iommu.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 Advanced Micro Devices, Inc. * * Author: Steven Kinney <Steven.Kinney@amd.com> * Author: Suravee Suthikulpanit <Suraveee.Suthikulpanit@amd.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _PERF_EVENT_AMD_IOMMU_H_ diff --git a/arch/x86/events/amd/power.c b/arch/x86/events/amd/power.c index c5ff084551c6..abef51320e3a 100644 --- a/arch/x86/events/amd/power.c +++ b/arch/x86/events/amd/power.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Performance events - AMD Processor Power Reporting Mechanism * * Copyright (C) 2016 Advanced Micro Devices, Inc. * * Author: Huang Rui <ray.huang@amd.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/arch/x86/events/amd/uncore.c b/arch/x86/events/amd/uncore.c index 79cfd3b30ceb..85e6984c560b 100644 --- a/arch/x86/events/amd/uncore.c +++ b/arch/x86/events/amd/uncore.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Advanced Micro Devices, Inc. * * Author: Jacob Shin <jacob.shin@amd.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/perf_event.h> diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c index f315425d8468..ceb712b0a1c6 100644 --- a/arch/x86/events/core.c +++ b/arch/x86/events/core.c @@ -561,14 +561,14 @@ int x86_pmu_hw_config(struct perf_event *event) } /* sample_regs_user never support XMM registers */ - if (unlikely(event->attr.sample_regs_user & PEBS_XMM_REGS)) + if (unlikely(event->attr.sample_regs_user & PERF_REG_EXTENDED_MASK)) return -EINVAL; /* * Besides the general purpose registers, XMM registers may * be collected in PEBS on some platforms, e.g. Icelake */ - if (unlikely(event->attr.sample_regs_intr & PEBS_XMM_REGS)) { - if (x86_pmu.pebs_no_xmm_regs) + if (unlikely(event->attr.sample_regs_intr & PERF_REG_EXTENDED_MASK)) { + if (!(event->pmu->capabilities & PERF_PMU_CAP_EXTENDED_REGS)) return -EINVAL; if (!event->attr.precise_ip) @@ -2179,7 +2179,7 @@ static void x86_pmu_event_mapped(struct perf_event *event, struct mm_struct *mm) * For now, this can't happen because all callers hold mmap_sem * for write. If this changes, we'll need a different solution. */ - lockdep_assert_held_exclusive(&mm->mmap_sem); + lockdep_assert_held_write(&mm->mmap_sem); if (atomic_inc_return(&mm->context.perf_rdpmc_allowed) == 1) on_each_cpu_mask(mm_cpumask(mm), refresh_pce, NULL, 1); @@ -2402,13 +2402,13 @@ perf_callchain_kernel(struct perf_callchain_entry_ctx *entry, struct pt_regs *re return; } - if (perf_hw_regs(regs)) { - if (perf_callchain_store(entry, regs->ip)) - return; + if (perf_callchain_store(entry, regs->ip)) + return; + + if (perf_hw_regs(regs)) unwind_start(&state, current, regs, NULL); - } else { + else unwind_start(&state, current, NULL, (void *)regs->sp); - } for (; !unwind_done(&state); unwind_next_frame(&state)) { addr = unwind_get_return_address(&state); diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c index 7acc526b4ad2..2c8db2c19328 100644 --- a/arch/x86/events/intel/ds.c +++ b/arch/x86/events/intel/ds.c @@ -337,7 +337,7 @@ static int alloc_pebs_buffer(int cpu) struct debug_store *ds = hwev->ds; size_t bsiz = x86_pmu.pebs_buffer_size; int max, node = cpu_to_node(cpu); - void *buffer, *ibuffer, *cea; + void *buffer, *insn_buff, *cea; if (!x86_pmu.pebs) return 0; @@ -351,12 +351,12 @@ static int alloc_pebs_buffer(int cpu) * buffer then. */ if (x86_pmu.intel_cap.pebs_format < 2) { - ibuffer = kzalloc_node(PEBS_FIXUP_SIZE, GFP_KERNEL, node); - if (!ibuffer) { + insn_buff = kzalloc_node(PEBS_FIXUP_SIZE, GFP_KERNEL, node); + if (!insn_buff) { dsfree_pages(buffer, bsiz); return -ENOMEM; } - per_cpu(insn_buffer, cpu) = ibuffer; + per_cpu(insn_buffer, cpu) = insn_buff; } hwev->ds_pebs_vaddr = buffer; /* Update the cpu entry area mapping */ @@ -987,7 +987,7 @@ static u64 pebs_update_adaptive_cfg(struct perf_event *event) pebs_data_cfg |= PEBS_DATACFG_GP; if ((sample_type & PERF_SAMPLE_REGS_INTR) && - (attr->sample_regs_intr & PEBS_XMM_REGS)) + (attr->sample_regs_intr & PERF_REG_EXTENDED_MASK)) pebs_data_cfg |= PEBS_DATACFG_XMMS; if (sample_type & PERF_SAMPLE_BRANCH_STACK) { @@ -1964,10 +1964,9 @@ void __init intel_ds_init(void) x86_pmu.bts = boot_cpu_has(X86_FEATURE_BTS); x86_pmu.pebs = boot_cpu_has(X86_FEATURE_PEBS); x86_pmu.pebs_buffer_size = PEBS_BUFFER_SIZE; - if (x86_pmu.version <= 4) { + if (x86_pmu.version <= 4) x86_pmu.pebs_no_isolation = 1; - x86_pmu.pebs_no_xmm_regs = 1; - } + if (x86_pmu.pebs) { char pebs_type = x86_pmu.intel_cap.pebs_trap ? '+' : '-'; char *pebs_qual = ""; @@ -2020,9 +2019,9 @@ void __init intel_ds_init(void) PERF_SAMPLE_TIME; x86_pmu.flags |= PMU_FL_PEBS_ALL; pebs_qual = "-baseline"; + x86_get_pmu()->capabilities |= PERF_PMU_CAP_EXTENDED_REGS; } else { /* Only basic record supported */ - x86_pmu.pebs_no_xmm_regs = 1; x86_pmu.large_pebs_flags &= ~(PERF_SAMPLE_ADDR | PERF_SAMPLE_TIME | diff --git a/arch/x86/events/intel/uncore.c b/arch/x86/events/intel/uncore.c index 9e3fbd47cb56..089bfcdf2f7f 100644 --- a/arch/x86/events/intel/uncore.c +++ b/arch/x86/events/intel/uncore.c @@ -1400,6 +1400,7 @@ static const struct x86_cpu_id intel_uncore_match[] __initconst = { X86_UNCORE_MODEL_MATCH(INTEL_FAM6_KABYLAKE_MOBILE, skl_uncore_init), X86_UNCORE_MODEL_MATCH(INTEL_FAM6_KABYLAKE_DESKTOP, skl_uncore_init), X86_UNCORE_MODEL_MATCH(INTEL_FAM6_ICELAKE_MOBILE, icl_uncore_init), + X86_UNCORE_MODEL_MATCH(INTEL_FAM6_ICELAKE_NNPI, icl_uncore_init), {}, }; diff --git a/arch/x86/events/perf_event.h b/arch/x86/events/perf_event.h index a6ac2f4f76fc..4e346856ee19 100644 --- a/arch/x86/events/perf_event.h +++ b/arch/x86/events/perf_event.h @@ -121,24 +121,6 @@ struct amd_nb { (1ULL << PERF_REG_X86_R14) | \ (1ULL << PERF_REG_X86_R15)) -#define PEBS_XMM_REGS \ - ((1ULL << PERF_REG_X86_XMM0) | \ - (1ULL << PERF_REG_X86_XMM1) | \ - (1ULL << PERF_REG_X86_XMM2) | \ - (1ULL << PERF_REG_X86_XMM3) | \ - (1ULL << PERF_REG_X86_XMM4) | \ - (1ULL << PERF_REG_X86_XMM5) | \ - (1ULL << PERF_REG_X86_XMM6) | \ - (1ULL << PERF_REG_X86_XMM7) | \ - (1ULL << PERF_REG_X86_XMM8) | \ - (1ULL << PERF_REG_X86_XMM9) | \ - (1ULL << PERF_REG_X86_XMM10) | \ - (1ULL << PERF_REG_X86_XMM11) | \ - (1ULL << PERF_REG_X86_XMM12) | \ - (1ULL << PERF_REG_X86_XMM13) | \ - (1ULL << PERF_REG_X86_XMM14) | \ - (1ULL << PERF_REG_X86_XMM15)) - /* * Per register state. */ @@ -668,8 +650,7 @@ struct x86_pmu { pebs_broken :1, pebs_prec_dist :1, pebs_no_tlb :1, - pebs_no_isolation :1, - pebs_no_xmm_regs :1; + pebs_no_isolation :1; int pebs_record_size; int pebs_buffer_size; int max_pebs_events; diff --git a/arch/x86/hyperv/hv_init.c b/arch/x86/hyperv/hv_init.c index 1608050e9df9..0e033ef11a9f 100644 --- a/arch/x86/hyperv/hv_init.c +++ b/arch/x86/hyperv/hv_init.c @@ -17,64 +17,13 @@ #include <linux/version.h> #include <linux/vmalloc.h> #include <linux/mm.h> -#include <linux/clockchips.h> #include <linux/hyperv.h> #include <linux/slab.h> #include <linux/cpuhotplug.h> - -#ifdef CONFIG_HYPERV_TSCPAGE - -static struct ms_hyperv_tsc_page *tsc_pg; - -struct ms_hyperv_tsc_page *hv_get_tsc_page(void) -{ - return tsc_pg; -} -EXPORT_SYMBOL_GPL(hv_get_tsc_page); - -static u64 read_hv_clock_tsc(struct clocksource *arg) -{ - u64 current_tick = hv_read_tsc_page(tsc_pg); - - if (current_tick == U64_MAX) - rdmsrl(HV_X64_MSR_TIME_REF_COUNT, current_tick); - - return current_tick; -} - -static struct clocksource hyperv_cs_tsc = { - .name = "hyperv_clocksource_tsc_page", - .rating = 400, - .read = read_hv_clock_tsc, - .mask = CLOCKSOURCE_MASK(64), - .flags = CLOCK_SOURCE_IS_CONTINUOUS, -}; -#endif - -static u64 read_hv_clock_msr(struct clocksource *arg) -{ - u64 current_tick; - /* - * Read the partition counter to get the current tick count. This count - * is set to 0 when the partition is created and is incremented in - * 100 nanosecond units. - */ - rdmsrl(HV_X64_MSR_TIME_REF_COUNT, current_tick); - return current_tick; -} - -static struct clocksource hyperv_cs_msr = { - .name = "hyperv_clocksource_msr", - .rating = 400, - .read = read_hv_clock_msr, - .mask = CLOCKSOURCE_MASK(64), - .flags = CLOCK_SOURCE_IS_CONTINUOUS, -}; +#include <clocksource/hyperv_timer.h> void *hv_hypercall_pg; EXPORT_SYMBOL_GPL(hv_hypercall_pg); -struct clocksource *hyperv_cs; -EXPORT_SYMBOL_GPL(hyperv_cs); u32 *hv_vp_index; EXPORT_SYMBOL_GPL(hv_vp_index); @@ -343,42 +292,8 @@ void __init hyperv_init(void) x86_init.pci.arch_init = hv_pci_init; - /* - * Register Hyper-V specific clocksource. - */ -#ifdef CONFIG_HYPERV_TSCPAGE - if (ms_hyperv.features & HV_MSR_REFERENCE_TSC_AVAILABLE) { - union hv_x64_msr_hypercall_contents tsc_msr; - - tsc_pg = __vmalloc(PAGE_SIZE, GFP_KERNEL, PAGE_KERNEL); - if (!tsc_pg) - goto register_msr_cs; - - hyperv_cs = &hyperv_cs_tsc; - - rdmsrl(HV_X64_MSR_REFERENCE_TSC, tsc_msr.as_uint64); - - tsc_msr.enable = 1; - tsc_msr.guest_physical_address = vmalloc_to_pfn(tsc_pg); - - wrmsrl(HV_X64_MSR_REFERENCE_TSC, tsc_msr.as_uint64); - - hyperv_cs_tsc.archdata.vclock_mode = VCLOCK_HVCLOCK; - - clocksource_register_hz(&hyperv_cs_tsc, NSEC_PER_SEC/100); - return; - } -register_msr_cs: -#endif - /* - * For 32 bit guests just use the MSR based mechanism for reading - * the partition counter. - */ - - hyperv_cs = &hyperv_cs_msr; - if (ms_hyperv.features & HV_MSR_TIME_REF_COUNT_AVAILABLE) - clocksource_register_hz(&hyperv_cs_msr, NSEC_PER_SEC/100); - + /* Register Hyper-V specific clocksource */ + hv_init_clocksource(); return; remove_cpuhp_state: diff --git a/arch/x86/include/asm/acenv.h b/arch/x86/include/asm/acenv.h index 1b010a859b8b..9aff97f0de7f 100644 --- a/arch/x86/include/asm/acenv.h +++ b/arch/x86/include/asm/acenv.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * X86 specific ACPICA environments and implementation * * Copyright (C) 2014, Intel Corporation * Author: Lv Zheng <lv.zheng@intel.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _ASM_X86_ACENV_H diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h index 1340fa53b575..050e5f9ebf81 100644 --- a/arch/x86/include/asm/apic.h +++ b/arch/x86/include/asm/apic.h @@ -53,7 +53,7 @@ extern unsigned int apic_verbosity; extern int local_apic_timer_c2_ok; extern int disable_apic; -extern unsigned int lapic_timer_frequency; +extern unsigned int lapic_timer_period; extern enum apic_intr_mode_id apic_intr_mode; enum apic_intr_mode_id { @@ -155,7 +155,6 @@ static inline int apic_force_enable(unsigned long addr) extern int apic_force_enable(unsigned long addr); #endif -extern void apic_bsp_setup(bool upmode); extern void apic_ap_setup(void); /* @@ -175,6 +174,7 @@ extern void lapic_assign_system_vectors(void); extern void lapic_assign_legacy_vector(unsigned int isairq, bool replace); extern void lapic_online(void); extern void lapic_offline(void); +extern bool apic_needs_pit(void); #else /* !CONFIG_X86_LOCAL_APIC */ static inline void lapic_shutdown(void) { } @@ -188,6 +188,7 @@ static inline void init_bsp_APIC(void) { } static inline void apic_intr_mode_init(void) { } static inline void lapic_assign_system_vectors(void) { } static inline void lapic_assign_legacy_vector(unsigned int i, bool r) { } +static inline bool apic_needs_pit(void) { return true; } #endif /* !CONFIG_X86_LOCAL_APIC */ #ifdef CONFIG_X86_X2APIC diff --git a/arch/x86/include/asm/atomic.h b/arch/x86/include/asm/atomic.h index ea3d95275b43..115127c7ad28 100644 --- a/arch/x86/include/asm/atomic.h +++ b/arch/x86/include/asm/atomic.h @@ -54,7 +54,7 @@ static __always_inline void arch_atomic_add(int i, atomic_t *v) { asm volatile(LOCK_PREFIX "addl %1,%0" : "+m" (v->counter) - : "ir" (i)); + : "ir" (i) : "memory"); } /** @@ -68,7 +68,7 @@ static __always_inline void arch_atomic_sub(int i, atomic_t *v) { asm volatile(LOCK_PREFIX "subl %1,%0" : "+m" (v->counter) - : "ir" (i)); + : "ir" (i) : "memory"); } /** @@ -95,7 +95,7 @@ static __always_inline bool arch_atomic_sub_and_test(int i, atomic_t *v) static __always_inline void arch_atomic_inc(atomic_t *v) { asm volatile(LOCK_PREFIX "incl %0" - : "+m" (v->counter)); + : "+m" (v->counter) :: "memory"); } #define arch_atomic_inc arch_atomic_inc @@ -108,7 +108,7 @@ static __always_inline void arch_atomic_inc(atomic_t *v) static __always_inline void arch_atomic_dec(atomic_t *v) { asm volatile(LOCK_PREFIX "decl %0" - : "+m" (v->counter)); + : "+m" (v->counter) :: "memory"); } #define arch_atomic_dec arch_atomic_dec diff --git a/arch/x86/include/asm/atomic64_32.h b/arch/x86/include/asm/atomic64_32.h index 6a5b0ec460da..52cfaecb13f9 100644 --- a/arch/x86/include/asm/atomic64_32.h +++ b/arch/x86/include/asm/atomic64_32.h @@ -9,7 +9,7 @@ /* An 64bit atomic type */ typedef struct { - u64 __aligned(8) counter; + s64 __aligned(8) counter; } atomic64_t; #define ATOMIC64_INIT(val) { (val) } @@ -71,8 +71,7 @@ ATOMIC64_DECL(add_unless); * the old value. */ -static inline long long arch_atomic64_cmpxchg(atomic64_t *v, long long o, - long long n) +static inline s64 arch_atomic64_cmpxchg(atomic64_t *v, s64 o, s64 n) { return arch_cmpxchg64(&v->counter, o, n); } @@ -85,9 +84,9 @@ static inline long long arch_atomic64_cmpxchg(atomic64_t *v, long long o, * Atomically xchgs the value of @v to @n and returns * the old value. */ -static inline long long arch_atomic64_xchg(atomic64_t *v, long long n) +static inline s64 arch_atomic64_xchg(atomic64_t *v, s64 n) { - long long o; + s64 o; unsigned high = (unsigned)(n >> 32); unsigned low = (unsigned)n; alternative_atomic64(xchg, "=&A" (o), @@ -103,7 +102,7 @@ static inline long long arch_atomic64_xchg(atomic64_t *v, long long n) * * Atomically sets the value of @v to @n. */ -static inline void arch_atomic64_set(atomic64_t *v, long long i) +static inline void arch_atomic64_set(atomic64_t *v, s64 i) { unsigned high = (unsigned)(i >> 32); unsigned low = (unsigned)i; @@ -118,9 +117,9 @@ static inline void arch_atomic64_set(atomic64_t *v, long long i) * * Atomically reads the value of @v and returns it. */ -static inline long long arch_atomic64_read(const atomic64_t *v) +static inline s64 arch_atomic64_read(const atomic64_t *v) { - long long r; + s64 r; alternative_atomic64(read, "=&A" (r), "c" (v) : "memory"); return r; } @@ -132,7 +131,7 @@ static inline long long arch_atomic64_read(const atomic64_t *v) * * Atomically adds @i to @v and returns @i + *@v */ -static inline long long arch_atomic64_add_return(long long i, atomic64_t *v) +static inline s64 arch_atomic64_add_return(s64 i, atomic64_t *v) { alternative_atomic64(add_return, ASM_OUTPUT2("+A" (i), "+c" (v)), @@ -143,7 +142,7 @@ static inline long long arch_atomic64_add_return(long long i, atomic64_t *v) /* * Other variants with different arithmetic operators: */ -static inline long long arch_atomic64_sub_return(long long i, atomic64_t *v) +static inline s64 arch_atomic64_sub_return(s64 i, atomic64_t *v) { alternative_atomic64(sub_return, ASM_OUTPUT2("+A" (i), "+c" (v)), @@ -151,18 +150,18 @@ static inline long long arch_atomic64_sub_return(long long i, atomic64_t *v) return i; } -static inline long long arch_atomic64_inc_return(atomic64_t *v) +static inline s64 arch_atomic64_inc_return(atomic64_t *v) { - long long a; + s64 a; alternative_atomic64(inc_return, "=&A" (a), "S" (v) : "memory", "ecx"); return a; } #define arch_atomic64_inc_return arch_atomic64_inc_return -static inline long long arch_atomic64_dec_return(atomic64_t *v) +static inline s64 arch_atomic64_dec_return(atomic64_t *v) { - long long a; + s64 a; alternative_atomic64(dec_return, "=&A" (a), "S" (v) : "memory", "ecx"); return a; @@ -176,7 +175,7 @@ static inline long long arch_atomic64_dec_return(atomic64_t *v) * * Atomically adds @i to @v. */ -static inline long long arch_atomic64_add(long long i, atomic64_t *v) +static inline s64 arch_atomic64_add(s64 i, atomic64_t *v) { __alternative_atomic64(add, add_return, ASM_OUTPUT2("+A" (i), "+c" (v)), @@ -191,7 +190,7 @@ static inline long long arch_atomic64_add(long long i, atomic64_t *v) * * Atomically subtracts @i from @v. */ -static inline long long arch_atomic64_sub(long long i, atomic64_t *v) +static inline s64 arch_atomic64_sub(s64 i, atomic64_t *v) { __alternative_atomic64(sub, sub_return, ASM_OUTPUT2("+A" (i), "+c" (v)), @@ -234,8 +233,7 @@ static inline void arch_atomic64_dec(atomic64_t *v) * Atomically adds @a to @v, so long as it was not @u. * Returns non-zero if the add was done, zero otherwise. */ -static inline int arch_atomic64_add_unless(atomic64_t *v, long long a, - long long u) +static inline int arch_atomic64_add_unless(atomic64_t *v, s64 a, s64 u) { unsigned low = (unsigned)u; unsigned high = (unsigned)(u >> 32); @@ -254,9 +252,9 @@ static inline int arch_atomic64_inc_not_zero(atomic64_t *v) } #define arch_atomic64_inc_not_zero arch_atomic64_inc_not_zero -static inline long long arch_atomic64_dec_if_positive(atomic64_t *v) +static inline s64 arch_atomic64_dec_if_positive(atomic64_t *v) { - long long r; + s64 r; alternative_atomic64(dec_if_positive, "=&A" (r), "S" (v) : "ecx", "memory"); return r; @@ -266,17 +264,17 @@ static inline long long arch_atomic64_dec_if_positive(atomic64_t *v) #undef alternative_atomic64 #undef __alternative_atomic64 -static inline void arch_atomic64_and(long long i, atomic64_t *v) +static inline void arch_atomic64_and(s64 i, atomic64_t *v) { - long long old, c = 0; + s64 old, c = 0; while ((old = arch_atomic64_cmpxchg(v, c, c & i)) != c) c = old; } -static inline long long arch_atomic64_fetch_and(long long i, atomic64_t *v) +static inline s64 arch_atomic64_fetch_and(s64 i, atomic64_t *v) { - long long old, c = 0; + s64 old, c = 0; while ((old = arch_atomic64_cmpxchg(v, c, c & i)) != c) c = old; @@ -284,17 +282,17 @@ static inline long long arch_atomic64_fetch_and(long long i, atomic64_t *v) return old; } -static inline void arch_atomic64_or(long long i, atomic64_t *v) +static inline void arch_atomic64_or(s64 i, atomic64_t *v) { - long long old, c = 0; + s64 old, c = 0; while ((old = arch_atomic64_cmpxchg(v, c, c | i)) != c) c = old; } -static inline long long arch_atomic64_fetch_or(long long i, atomic64_t *v) +static inline s64 arch_atomic64_fetch_or(s64 i, atomic64_t *v) { - long long old, c = 0; + s64 old, c = 0; while ((old = arch_atomic64_cmpxchg(v, c, c | i)) != c) c = old; @@ -302,17 +300,17 @@ static inline long long arch_atomic64_fetch_or(long long i, atomic64_t *v) return old; } -static inline void arch_atomic64_xor(long long i, atomic64_t *v) +static inline void arch_atomic64_xor(s64 i, atomic64_t *v) { - long long old, c = 0; + s64 old, c = 0; while ((old = arch_atomic64_cmpxchg(v, c, c ^ i)) != c) c = old; } -static inline long long arch_atomic64_fetch_xor(long long i, atomic64_t *v) +static inline s64 arch_atomic64_fetch_xor(s64 i, atomic64_t *v) { - long long old, c = 0; + s64 old, c = 0; while ((old = arch_atomic64_cmpxchg(v, c, c ^ i)) != c) c = old; @@ -320,9 +318,9 @@ static inline long long arch_atomic64_fetch_xor(long long i, atomic64_t *v) return old; } -static inline long long arch_atomic64_fetch_add(long long i, atomic64_t *v) +static inline s64 arch_atomic64_fetch_add(s64 i, atomic64_t *v) { - long long old, c = 0; + s64 old, c = 0; while ((old = arch_atomic64_cmpxchg(v, c, c + i)) != c) c = old; diff --git a/arch/x86/include/asm/atomic64_64.h b/arch/x86/include/asm/atomic64_64.h index dadc20adba21..95c6ceac66b9 100644 --- a/arch/x86/include/asm/atomic64_64.h +++ b/arch/x86/include/asm/atomic64_64.h @@ -17,7 +17,7 @@ * Atomically reads the value of @v. * Doesn't imply a read memory barrier. */ -static inline long arch_atomic64_read(const atomic64_t *v) +static inline s64 arch_atomic64_read(const atomic64_t *v) { return READ_ONCE((v)->counter); } @@ -29,7 +29,7 @@ static inline long arch_atomic64_read(const atomic64_t *v) * * Atomically sets the value of @v to @i. */ -static inline void arch_atomic64_set(atomic64_t *v, long i) +static inline void arch_atomic64_set(atomic64_t *v, s64 i) { WRITE_ONCE(v->counter, i); } @@ -41,11 +41,11 @@ static inline void arch_atomic64_set(atomic64_t *v, long i) * * Atomically adds @i to @v. */ -static __always_inline void arch_atomic64_add(long i, atomic64_t *v) +static __always_inline void arch_atomic64_add(s64 i, atomic64_t *v) { asm volatile(LOCK_PREFIX "addq %1,%0" : "=m" (v->counter) - : "er" (i), "m" (v->counter)); + : "er" (i), "m" (v->counter) : "memory"); } /** @@ -55,11 +55,11 @@ static __always_inline void arch_atomic64_add(long i, atomic64_t *v) * * Atomically subtracts @i from @v. */ -static inline void arch_atomic64_sub(long i, atomic64_t *v) +static inline void arch_atomic64_sub(s64 i, atomic64_t *v) { asm volatile(LOCK_PREFIX "subq %1,%0" : "=m" (v->counter) - : "er" (i), "m" (v->counter)); + : "er" (i), "m" (v->counter) : "memory"); } /** @@ -71,7 +71,7 @@ static inline void arch_atomic64_sub(long i, atomic64_t *v) * true if the result is zero, or false for all * other cases. */ -static inline bool arch_atomic64_sub_and_test(long i, atomic64_t *v) +static inline bool arch_atomic64_sub_and_test(s64 i, atomic64_t *v) { return GEN_BINARY_RMWcc(LOCK_PREFIX "subq", v->counter, e, "er", i); } @@ -87,7 +87,7 @@ static __always_inline void arch_atomic64_inc(atomic64_t *v) { asm volatile(LOCK_PREFIX "incq %0" : "=m" (v->counter) - : "m" (v->counter)); + : "m" (v->counter) : "memory"); } #define arch_atomic64_inc arch_atomic64_inc @@ -101,7 +101,7 @@ static __always_inline void arch_atomic64_dec(atomic64_t *v) { asm volatile(LOCK_PREFIX "decq %0" : "=m" (v->counter) - : "m" (v->counter)); + : "m" (v->counter) : "memory"); } #define arch_atomic64_dec arch_atomic64_dec @@ -142,7 +142,7 @@ static inline bool arch_atomic64_inc_and_test(atomic64_t *v) * if the result is negative, or false when * result is greater than or equal to zero. */ -static inline bool arch_atomic64_add_negative(long i, atomic64_t *v) +static inline bool arch_atomic64_add_negative(s64 i, atomic64_t *v) { return GEN_BINARY_RMWcc(LOCK_PREFIX "addq", v->counter, s, "er", i); } @@ -155,43 +155,43 @@ static inline bool arch_atomic64_add_negative(long i, atomic64_t *v) * * Atomically adds @i to @v and returns @i + @v */ -static __always_inline long arch_atomic64_add_return(long i, atomic64_t *v) +static __always_inline s64 arch_atomic64_add_return(s64 i, atomic64_t *v) { return i + xadd(&v->counter, i); } -static inline long arch_atomic64_sub_return(long i, atomic64_t *v) +static inline s64 arch_atomic64_sub_return(s64 i, atomic64_t *v) { return arch_atomic64_add_return(-i, v); } -static inline long arch_atomic64_fetch_add(long i, atomic64_t *v) +static inline s64 arch_atomic64_fetch_add(s64 i, atomic64_t *v) { return xadd(&v->counter, i); } -static inline long arch_atomic64_fetch_sub(long i, atomic64_t *v) +static inline s64 arch_atomic64_fetch_sub(s64 i, atomic64_t *v) { return xadd(&v->counter, -i); } -static inline long arch_atomic64_cmpxchg(atomic64_t *v, long old, long new) +static inline s64 arch_atomic64_cmpxchg(atomic64_t *v, s64 old, s64 new) { return arch_cmpxchg(&v->counter, old, new); } #define arch_atomic64_try_cmpxchg arch_atomic64_try_cmpxchg -static __always_inline bool arch_atomic64_try_cmpxchg(atomic64_t *v, s64 *old, long new) +static __always_inline bool arch_atomic64_try_cmpxchg(atomic64_t *v, s64 *old, s64 new) { return try_cmpxchg(&v->counter, old, new); } -static inline long arch_atomic64_xchg(atomic64_t *v, long new) +static inline s64 arch_atomic64_xchg(atomic64_t *v, s64 new) { return arch_xchg(&v->counter, new); } -static inline void arch_atomic64_and(long i, atomic64_t *v) +static inline void arch_atomic64_and(s64 i, atomic64_t *v) { asm volatile(LOCK_PREFIX "andq %1,%0" : "+m" (v->counter) @@ -199,7 +199,7 @@ static inline void arch_atomic64_and(long i, atomic64_t *v) : "memory"); } -static inline long arch_atomic64_fetch_and(long i, atomic64_t *v) +static inline s64 arch_atomic64_fetch_and(s64 i, atomic64_t *v) { s64 val = arch_atomic64_read(v); @@ -208,7 +208,7 @@ static inline long arch_atomic64_fetch_and(long i, atomic64_t *v) return val; } -static inline void arch_atomic64_or(long i, atomic64_t *v) +static inline void arch_atomic64_or(s64 i, atomic64_t *v) { asm volatile(LOCK_PREFIX "orq %1,%0" : "+m" (v->counter) @@ -216,7 +216,7 @@ static inline void arch_atomic64_or(long i, atomic64_t *v) : "memory"); } -static inline long arch_atomic64_fetch_or(long i, atomic64_t *v) +static inline s64 arch_atomic64_fetch_or(s64 i, atomic64_t *v) { s64 val = arch_atomic64_read(v); @@ -225,7 +225,7 @@ static inline long arch_atomic64_fetch_or(long i, atomic64_t *v) return val; } -static inline void arch_atomic64_xor(long i, atomic64_t *v) +static inline void arch_atomic64_xor(s64 i, atomic64_t *v) { asm volatile(LOCK_PREFIX "xorq %1,%0" : "+m" (v->counter) @@ -233,7 +233,7 @@ static inline void arch_atomic64_xor(long i, atomic64_t *v) : "memory"); } -static inline long arch_atomic64_fetch_xor(long i, atomic64_t *v) +static inline s64 arch_atomic64_fetch_xor(s64 i, atomic64_t *v) { s64 val = arch_atomic64_read(v); diff --git a/arch/x86/include/asm/barrier.h b/arch/x86/include/asm/barrier.h index 14de0432d288..84f848c2541a 100644 --- a/arch/x86/include/asm/barrier.h +++ b/arch/x86/include/asm/barrier.h @@ -80,8 +80,8 @@ do { \ }) /* Atomic operations are already serializing on x86 */ -#define __smp_mb__before_atomic() barrier() -#define __smp_mb__after_atomic() barrier() +#define __smp_mb__before_atomic() do { } while (0) +#define __smp_mb__after_atomic() do { } while (0) #include <asm-generic/barrier.h> diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index 1d337c51f7e6..58acda503817 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -22,8 +22,8 @@ enum cpuid_leafs CPUID_LNX_3, CPUID_7_0_EBX, CPUID_D_1_EAX, - CPUID_F_0_EDX, - CPUID_F_1_EDX, + CPUID_LNX_4, + CPUID_7_1_EAX, CPUID_8000_0008_EBX, CPUID_6_EAX, CPUID_8000_000A_EDX, diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h index 75f27ee2c263..998c2cc08363 100644 --- a/arch/x86/include/asm/cpufeatures.h +++ b/arch/x86/include/asm/cpufeatures.h @@ -239,12 +239,14 @@ #define X86_FEATURE_BMI1 ( 9*32+ 3) /* 1st group bit manipulation extensions */ #define X86_FEATURE_HLE ( 9*32+ 4) /* Hardware Lock Elision */ #define X86_FEATURE_AVX2 ( 9*32+ 5) /* AVX2 instructions */ +#define X86_FEATURE_FDP_EXCPTN_ONLY ( 9*32+ 6) /* "" FPU data pointer updated only on x87 exceptions */ #define X86_FEATURE_SMEP ( 9*32+ 7) /* Supervisor Mode Execution Protection */ #define X86_FEATURE_BMI2 ( 9*32+ 8) /* 2nd group bit manipulation extensions */ #define X86_FEATURE_ERMS ( 9*32+ 9) /* Enhanced REP MOVSB/STOSB instructions */ #define X86_FEATURE_INVPCID ( 9*32+10) /* Invalidate Processor Context ID */ #define X86_FEATURE_RTM ( 9*32+11) /* Restricted Transactional Memory */ #define X86_FEATURE_CQM ( 9*32+12) /* Cache QoS Monitoring */ +#define X86_FEATURE_ZERO_FCS_FDS ( 9*32+13) /* "" Zero out FPU CS and FPU DS */ #define X86_FEATURE_MPX ( 9*32+14) /* Memory Protection Extension */ #define X86_FEATURE_RDT_A ( 9*32+15) /* Resource Director Technology Allocation */ #define X86_FEATURE_AVX512F ( 9*32+16) /* AVX-512 Foundation */ @@ -269,13 +271,19 @@ #define X86_FEATURE_XGETBV1 (10*32+ 2) /* XGETBV with ECX = 1 instruction */ #define X86_FEATURE_XSAVES (10*32+ 3) /* XSAVES/XRSTORS instructions */ -/* Intel-defined CPU QoS Sub-leaf, CPUID level 0x0000000F:0 (EDX), word 11 */ -#define X86_FEATURE_CQM_LLC (11*32+ 1) /* LLC QoS if 1 */ +/* + * Extended auxiliary flags: Linux defined - for features scattered in various + * CPUID levels like 0xf, etc. + * + * Reuse free bits when adding new feature flags! + */ +#define X86_FEATURE_CQM_LLC (11*32+ 0) /* LLC QoS if 1 */ +#define X86_FEATURE_CQM_OCCUP_LLC (11*32+ 1) /* LLC occupancy monitoring */ +#define X86_FEATURE_CQM_MBM_TOTAL (11*32+ 2) /* LLC Total MBM monitoring */ +#define X86_FEATURE_CQM_MBM_LOCAL (11*32+ 3) /* LLC Local MBM monitoring */ -/* Intel-defined CPU QoS Sub-leaf, CPUID level 0x0000000F:1 (EDX), word 12 */ -#define X86_FEATURE_CQM_OCCUP_LLC (12*32+ 0) /* LLC occupancy monitoring */ -#define X86_FEATURE_CQM_MBM_TOTAL (12*32+ 1) /* LLC Total MBM monitoring */ -#define X86_FEATURE_CQM_MBM_LOCAL (12*32+ 2) /* LLC Local MBM monitoring */ +/* Intel-defined CPU features, CPUID level 0x00000007:1 (EAX), word 12 */ +#define X86_FEATURE_AVX512_BF16 (12*32+ 5) /* AVX512 BFLOAT16 instructions */ /* AMD-defined CPU features, CPUID level 0x80000008 (EBX), word 13 */ #define X86_FEATURE_CLZERO (13*32+ 0) /* CLZERO instruction */ @@ -322,6 +330,7 @@ #define X86_FEATURE_UMIP (16*32+ 2) /* User Mode Instruction Protection */ #define X86_FEATURE_PKU (16*32+ 3) /* Protection Keys for Userspace */ #define X86_FEATURE_OSPKE (16*32+ 4) /* OS Protection Keys Enable */ +#define X86_FEATURE_WAITPKG (16*32+ 5) /* UMONITOR/UMWAIT/TPAUSE Instructions */ #define X86_FEATURE_AVX512_VBMI2 (16*32+ 6) /* Additional AVX512 Vector Bit Manipulation Instructions */ #define X86_FEATURE_GFNI (16*32+ 8) /* Galois Field New Instructions */ #define X86_FEATURE_VAES (16*32+ 9) /* Vector AES */ diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h index 9e27fa05a7ae..4c95c365058a 100644 --- a/arch/x86/include/asm/fpu/internal.h +++ b/arch/x86/include/asm/fpu/internal.h @@ -536,7 +536,7 @@ static inline void __fpregs_load_activate(void) struct fpu *fpu = ¤t->thread.fpu; int cpu = smp_processor_id(); - if (WARN_ON_ONCE(current->mm == NULL)) + if (WARN_ON_ONCE(current->flags & PF_KTHREAD)) return; if (!fpregs_state_valid(fpu, cpu)) { @@ -567,11 +567,11 @@ static inline void __fpregs_load_activate(void) * otherwise. * * The FPU context is only stored/restored for a user task and - * ->mm is used to distinguish between kernel and user threads. + * PF_KTHREAD is used to distinguish between kernel and user threads. */ static inline void switch_fpu_prepare(struct fpu *old_fpu, int cpu) { - if (static_cpu_has(X86_FEATURE_FPU) && current->mm) { + if (static_cpu_has(X86_FEATURE_FPU) && !(current->flags & PF_KTHREAD)) { if (!copy_fpregs_to_fpstate(old_fpu)) old_fpu->last_cpu = -1; else diff --git a/arch/x86/include/asm/fpu/xstate.h b/arch/x86/include/asm/fpu/xstate.h index 7e42b285c856..c6136d79f8c0 100644 --- a/arch/x86/include/asm/fpu/xstate.h +++ b/arch/x86/include/asm/fpu/xstate.h @@ -47,7 +47,6 @@ extern u64 xstate_fx_sw_bytes[USER_XSTATE_FX_SW_WORDS]; extern void __init update_regset_xstate_info(unsigned int size, u64 xstate_mask); -void fpu__xstate_clear_all_cpu_caps(void); void *get_xsave_addr(struct xregs_state *xsave, int xfeature_nr); const void *get_xsave_field_ptr(int xfeature_nr); int using_compacted_format(void); diff --git a/arch/x86/include/asm/frame.h b/arch/x86/include/asm/frame.h index 5cbce6fbb534..296b346184b2 100644 --- a/arch/x86/include/asm/frame.h +++ b/arch/x86/include/asm/frame.h @@ -22,6 +22,35 @@ pop %_ASM_BP .endm +#ifdef CONFIG_X86_64 +/* + * This is a sneaky trick to help the unwinder find pt_regs on the stack. The + * frame pointer is replaced with an encoded pointer to pt_regs. The encoding + * is just setting the LSB, which makes it an invalid stack address and is also + * a signal to the unwinder that it's a pt_regs pointer in disguise. + * + * NOTE: This macro must be used *after* PUSH_AND_CLEAR_REGS because it corrupts + * the original rbp. + */ +.macro ENCODE_FRAME_POINTER ptregs_offset=0 + leaq 1+\ptregs_offset(%rsp), %rbp +.endm +#else /* !CONFIG_X86_64 */ +/* + * This is a sneaky trick to help the unwinder find pt_regs on the stack. The + * frame pointer is replaced with an encoded pointer to pt_regs. The encoding + * is just clearing the MSB, which makes it an invalid stack address and is also + * a signal to the unwinder that it's a pt_regs pointer in disguise. + * + * NOTE: This macro must be used *after* SAVE_ALL because it corrupts the + * original ebp. + */ +.macro ENCODE_FRAME_POINTER + mov %esp, %ebp + andl $0x7fffffff, %ebp +.endm +#endif /* CONFIG_X86_64 */ + #else /* !__ASSEMBLY__ */ #define FRAME_BEGIN \ @@ -30,12 +59,32 @@ #define FRAME_END "pop %" _ASM_BP "\n" +#ifdef CONFIG_X86_64 +#define ENCODE_FRAME_POINTER \ + "lea 1(%rsp), %rbp\n\t" +#else /* !CONFIG_X86_64 */ +#define ENCODE_FRAME_POINTER \ + "movl %esp, %ebp\n\t" \ + "andl $0x7fffffff, %ebp\n\t" +#endif /* CONFIG_X86_64 */ + #endif /* __ASSEMBLY__ */ #define FRAME_OFFSET __ASM_SEL(4, 8) #else /* !CONFIG_FRAME_POINTER */ +#ifdef __ASSEMBLY__ + +.macro ENCODE_FRAME_POINTER ptregs_offset=0 +.endm + +#else /* !__ASSEMBLY */ + +#define ENCODE_FRAME_POINTER + +#endif + #define FRAME_BEGIN #define FRAME_END #define FRAME_OFFSET 0 diff --git a/arch/x86/include/asm/hpet.h b/arch/x86/include/asm/hpet.h index 67385d56d4f4..6352dee37cda 100644 --- a/arch/x86/include/asm/hpet.h +++ b/arch/x86/include/asm/hpet.h @@ -75,16 +75,15 @@ extern unsigned int hpet_readl(unsigned int a); extern void force_hpet_resume(void); struct irq_data; -struct hpet_dev; +struct hpet_channel; struct irq_domain; extern void hpet_msi_unmask(struct irq_data *data); extern void hpet_msi_mask(struct irq_data *data); -extern void hpet_msi_write(struct hpet_dev *hdev, struct msi_msg *msg); -extern void hpet_msi_read(struct hpet_dev *hdev, struct msi_msg *msg); +extern void hpet_msi_write(struct hpet_channel *hc, struct msi_msg *msg); extern struct irq_domain *hpet_create_irq_domain(int hpet_id); extern int hpet_assign_irq(struct irq_domain *domain, - struct hpet_dev *dev, int dev_num); + struct hpet_channel *hc, int dev_num); #ifdef CONFIG_HPET_EMULATE_RTC diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h index 32e666e1231e..cbd97e22d2f3 100644 --- a/arch/x86/include/asm/hw_irq.h +++ b/arch/x86/include/asm/hw_irq.h @@ -150,8 +150,11 @@ extern char irq_entries_start[]; #define trace_irq_entries_start irq_entries_start #endif +extern char spurious_entries_start[]; + #define VECTOR_UNUSED NULL -#define VECTOR_RETRIGGERED ((void *)~0UL) +#define VECTOR_SHUTDOWN ((void *)~0UL) +#define VECTOR_RETRIGGERED ((void *)~1UL) typedef struct irq_desc* vector_irq_t[NR_VECTORS]; DECLARE_PER_CPU(vector_irq_t, vector_irq); diff --git a/arch/x86/include/asm/hyperv-tlfs.h b/arch/x86/include/asm/hyperv-tlfs.h index cdf44aa9a501..af78cd72b8f3 100644 --- a/arch/x86/include/asm/hyperv-tlfs.h +++ b/arch/x86/include/asm/hyperv-tlfs.h @@ -401,6 +401,12 @@ enum HV_GENERIC_SET_FORMAT { #define HV_STATUS_INVALID_CONNECTION_ID 18 #define HV_STATUS_INSUFFICIENT_BUFFERS 19 +/* + * The Hyper-V TimeRefCount register and the TSC + * page provide a guest VM clock with 100ns tick rate + */ +#define HV_CLOCK_HZ (NSEC_PER_SEC/100) + typedef struct _HV_REFERENCE_TSC_PAGE { __u32 tsc_sequence; __u32 res1; diff --git a/arch/x86/include/asm/intel-family.h b/arch/x86/include/asm/intel-family.h index 9f15384c504a..0278aa66ef62 100644 --- a/arch/x86/include/asm/intel-family.h +++ b/arch/x86/include/asm/intel-family.h @@ -52,7 +52,11 @@ #define INTEL_FAM6_CANNONLAKE_MOBILE 0x66 +#define INTEL_FAM6_ICELAKE_X 0x6A +#define INTEL_FAM6_ICELAKE_XEON_D 0x6C +#define INTEL_FAM6_ICELAKE_DESKTOP 0x7D #define INTEL_FAM6_ICELAKE_MOBILE 0x7E +#define INTEL_FAM6_ICELAKE_NNPI 0x9D /* "Small Core" Processors (Atom) */ @@ -73,6 +77,7 @@ #define INTEL_FAM6_ATOM_GOLDMONT 0x5C /* Apollo Lake */ #define INTEL_FAM6_ATOM_GOLDMONT_X 0x5F /* Denverton */ #define INTEL_FAM6_ATOM_GOLDMONT_PLUS 0x7A /* Gemini Lake */ + #define INTEL_FAM6_ATOM_TREMONT_X 0x86 /* Jacobsville */ /* Xeon Phi */ diff --git a/arch/x86/include/asm/irq_regs.h b/arch/x86/include/asm/irq_regs.h index 8f3bee821e6c..187ce59aea28 100644 --- a/arch/x86/include/asm/irq_regs.h +++ b/arch/x86/include/asm/irq_regs.h @@ -16,7 +16,7 @@ DECLARE_PER_CPU(struct pt_regs *, irq_regs); static inline struct pt_regs *get_irq_regs(void) { - return this_cpu_read(irq_regs); + return __this_cpu_read(irq_regs); } static inline struct pt_regs *set_irq_regs(struct pt_regs *new_regs) @@ -24,7 +24,7 @@ static inline struct pt_regs *set_irq_regs(struct pt_regs *new_regs) struct pt_regs *old_regs; old_regs = get_irq_regs(); - this_cpu_write(irq_regs, new_regs); + __this_cpu_write(irq_regs, new_regs); return old_regs; } diff --git a/arch/x86/include/asm/jump_label.h b/arch/x86/include/asm/jump_label.h index 65191ce8e1cf..06c3cc22a058 100644 --- a/arch/x86/include/asm/jump_label.h +++ b/arch/x86/include/asm/jump_label.h @@ -2,6 +2,8 @@ #ifndef _ASM_X86_JUMP_LABEL_H #define _ASM_X86_JUMP_LABEL_H +#define HAVE_JUMP_LABEL_BATCH + #define JUMP_LABEL_NOP_SIZE 5 #ifdef CONFIG_X86_64 diff --git a/arch/x86/include/asm/kexec.h b/arch/x86/include/asm/kexec.h index 003f2daa3b0f..5e7d6b46de97 100644 --- a/arch/x86/include/asm/kexec.h +++ b/arch/x86/include/asm/kexec.h @@ -71,22 +71,6 @@ struct kimage; #define KEXEC_BACKUP_SRC_END (640 * 1024UL - 1) /* 640K */ /* - * CPU does not save ss and sp on stack if execution is already - * running in kernel mode at the time of NMI occurrence. This code - * fixes it. - */ -static inline void crash_fixup_ss_esp(struct pt_regs *newregs, - struct pt_regs *oldregs) -{ -#ifdef CONFIG_X86_32 - newregs->sp = (unsigned long)&(oldregs->sp); - asm volatile("xorl %%eax, %%eax\n\t" - "movw %%ss, %%ax\n\t" - :"=a"(newregs->ss)); -#endif -} - -/* * This function is responsible for capturing register states if coming * via panic otherwise just fix up the ss and sp if coming via kernel * mode exception. @@ -96,7 +80,6 @@ static inline void crash_setup_regs(struct pt_regs *newregs, { if (oldregs) { memcpy(newregs, oldregs, sizeof(*newregs)); - crash_fixup_ss_esp(newregs, oldregs); } else { #ifdef CONFIG_X86_32 asm volatile("movl %%ebx,%0" : "=m"(newregs->bx)); diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 450d69a1e6fa..26d1eb83f72a 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Kernel-based Virtual Machine driver for Linux * * This header defines architecture specific interfaces, x86 version - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * */ #ifndef _ASM_X86_KVM_HOST_H diff --git a/arch/x86/include/asm/mem_encrypt.h b/arch/x86/include/asm/mem_encrypt.h index 616f8e637bc3..0c196c47d621 100644 --- a/arch/x86/include/asm/mem_encrypt.h +++ b/arch/x86/include/asm/mem_encrypt.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * AMD Memory Encryption Support * * Copyright (C) 2016 Advanced Micro Devices, Inc. * * Author: Tom Lendacky <thomas.lendacky@amd.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __X86_MEM_ENCRYPT_H__ diff --git a/arch/x86/include/asm/mshyperv.h b/arch/x86/include/asm/mshyperv.h index cc60e617931c..f4fa8a9d5d0b 100644 --- a/arch/x86/include/asm/mshyperv.h +++ b/arch/x86/include/asm/mshyperv.h @@ -105,6 +105,17 @@ static inline void vmbus_signal_eom(struct hv_message *msg, u32 old_msg_type) #define hv_get_crash_ctl(val) \ rdmsrl(HV_X64_MSR_CRASH_CTL, val) +#define hv_get_time_ref_count(val) \ + rdmsrl(HV_X64_MSR_TIME_REF_COUNT, val) + +#define hv_get_reference_tsc(val) \ + rdmsrl(HV_X64_MSR_REFERENCE_TSC, val) +#define hv_set_reference_tsc(val) \ + wrmsrl(HV_X64_MSR_REFERENCE_TSC, val) +#define hv_set_clocksource_vdso(val) \ + ((val).archdata.vclock_mode = VCLOCK_HVCLOCK) +#define hv_get_raw_timer() rdtsc_ordered() + void hyperv_callback_vector(void); void hyperv_reenlightenment_vector(void); #ifdef CONFIG_TRACING @@ -133,7 +144,6 @@ static inline void hv_disable_stimer0_percpu_irq(int irq) {} #if IS_ENABLED(CONFIG_HYPERV) -extern struct clocksource *hyperv_cs; extern void *hv_hypercall_pg; extern void __percpu **hyperv_pcpu_input_arg; @@ -387,73 +397,4 @@ static inline int hyperv_flush_guest_mapping_range(u64 as, } #endif /* CONFIG_HYPERV */ -#ifdef CONFIG_HYPERV_TSCPAGE -struct ms_hyperv_tsc_page *hv_get_tsc_page(void); -static inline u64 hv_read_tsc_page_tsc(const struct ms_hyperv_tsc_page *tsc_pg, - u64 *cur_tsc) -{ - u64 scale, offset; - u32 sequence; - - /* - * The protocol for reading Hyper-V TSC page is specified in Hypervisor - * Top-Level Functional Specification ver. 3.0 and above. To get the - * reference time we must do the following: - * - READ ReferenceTscSequence - * A special '0' value indicates the time source is unreliable and we - * need to use something else. The currently published specification - * versions (up to 4.0b) contain a mistake and wrongly claim '-1' - * instead of '0' as the special value, see commit c35b82ef0294. - * - ReferenceTime = - * ((RDTSC() * ReferenceTscScale) >> 64) + ReferenceTscOffset - * - READ ReferenceTscSequence again. In case its value has changed - * since our first reading we need to discard ReferenceTime and repeat - * the whole sequence as the hypervisor was updating the page in - * between. - */ - do { - sequence = READ_ONCE(tsc_pg->tsc_sequence); - if (!sequence) - return U64_MAX; - /* - * Make sure we read sequence before we read other values from - * TSC page. - */ - smp_rmb(); - - scale = READ_ONCE(tsc_pg->tsc_scale); - offset = READ_ONCE(tsc_pg->tsc_offset); - *cur_tsc = rdtsc_ordered(); - - /* - * Make sure we read sequence after we read all other values - * from TSC page. - */ - smp_rmb(); - - } while (READ_ONCE(tsc_pg->tsc_sequence) != sequence); - - return mul_u64_u64_shr(*cur_tsc, scale, 64) + offset; -} - -static inline u64 hv_read_tsc_page(const struct ms_hyperv_tsc_page *tsc_pg) -{ - u64 cur_tsc; - - return hv_read_tsc_page_tsc(tsc_pg, &cur_tsc); -} - -#else -static inline struct ms_hyperv_tsc_page *hv_get_tsc_page(void) -{ - return NULL; -} - -static inline u64 hv_read_tsc_page_tsc(const struct ms_hyperv_tsc_page *tsc_pg, - u64 *cur_tsc) -{ - BUG(); - return U64_MAX; -} -#endif #endif diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h index 979ef971cc78..6b4fc2788078 100644 --- a/arch/x86/include/asm/msr-index.h +++ b/arch/x86/include/asm/msr-index.h @@ -61,6 +61,15 @@ #define MSR_PLATFORM_INFO_CPUID_FAULT_BIT 31 #define MSR_PLATFORM_INFO_CPUID_FAULT BIT_ULL(MSR_PLATFORM_INFO_CPUID_FAULT_BIT) +#define MSR_IA32_UMWAIT_CONTROL 0xe1 +#define MSR_IA32_UMWAIT_CONTROL_C02_DISABLE BIT(0) +#define MSR_IA32_UMWAIT_CONTROL_RESERVED BIT(1) +/* + * The time field is bit[31:2], but representing a 32bit value with + * bit[1:0] zero. + */ +#define MSR_IA32_UMWAIT_CONTROL_TIME_MASK (~0x03U) + #define MSR_PKG_CST_CONFIG_CONTROL 0x000000e2 #define NHM_C3_AUTO_DEMOTE (1UL << 25) #define NHM_C1_AUTO_DEMOTE (1UL << 26) diff --git a/arch/x86/include/asm/mwait.h b/arch/x86/include/asm/mwait.h index eb0f80ce8524..e28f8b723b5c 100644 --- a/arch/x86/include/asm/mwait.h +++ b/arch/x86/include/asm/mwait.h @@ -86,9 +86,9 @@ static inline void __mwaitx(unsigned long eax, unsigned long ebx, static inline void __sti_mwait(unsigned long eax, unsigned long ecx) { - mds_idle_clear_cpu_buffers(); - trace_hardirqs_on(); + + mds_idle_clear_cpu_buffers(); /* "mwait %eax, %ecx;" */ asm volatile("sti; .byte 0x0f, 0x01, 0xc9;" :: "a" (eax), "c" (ecx)); diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h index 2474e434a6f7..946f8f1f1efc 100644 --- a/arch/x86/include/asm/paravirt_types.h +++ b/arch/x86/include/asm/paravirt_types.h @@ -88,7 +88,7 @@ struct pv_init_ops { * the number of bytes of code generated, as we nop pad the * rest in generic code. */ - unsigned (*patch)(u8 type, void *insnbuf, + unsigned (*patch)(u8 type, void *insn_buff, unsigned long addr, unsigned len); } __no_randomize_layout; @@ -370,18 +370,11 @@ extern struct paravirt_patch_template pv_ops; /* Simple instruction patching code. */ #define NATIVE_LABEL(a,x,b) "\n\t.globl " a #x "_" #b "\n" a #x "_" #b ":\n\t" -#define DEF_NATIVE(ops, name, code) \ - __visible extern const char start_##ops##_##name[], end_##ops##_##name[]; \ - asm(NATIVE_LABEL("start_", ops, name) code NATIVE_LABEL("end_", ops, name)) +unsigned paravirt_patch_ident_64(void *insn_buff, unsigned len); +unsigned paravirt_patch_default(u8 type, void *insn_buff, unsigned long addr, unsigned len); +unsigned paravirt_patch_insns(void *insn_buff, unsigned len, const char *start, const char *end); -unsigned paravirt_patch_ident_64(void *insnbuf, unsigned len); -unsigned paravirt_patch_default(u8 type, void *insnbuf, - unsigned long addr, unsigned len); - -unsigned paravirt_patch_insns(void *insnbuf, unsigned len, - const char *start, const char *end); - -unsigned native_patch(u8 type, void *ibuf, unsigned long addr, unsigned len); +unsigned native_patch(u8 type, void *insn_buff, unsigned long addr, unsigned len); int paravirt_disable_iospace(void); @@ -679,8 +672,8 @@ u64 _paravirt_ident_64(u64); /* These all sit in the .parainstructions section to tell us what to patch. */ struct paravirt_patch_site { - u8 *instr; /* original instructions */ - u8 instrtype; /* type of this instruction */ + u8 *instr; /* original instructions */ + u8 type; /* type of this instruction */ u8 len; /* length of original instruction */ }; diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h index 1a19d11cfbbd..2278797c769d 100644 --- a/arch/x86/include/asm/percpu.h +++ b/arch/x86/include/asm/percpu.h @@ -87,7 +87,7 @@ * don't give an lvalue though). */ extern void __bad_percpu_size(void); -#define percpu_to_op(op, var, val) \ +#define percpu_to_op(qual, op, var, val) \ do { \ typedef typeof(var) pto_T__; \ if (0) { \ @@ -97,22 +97,22 @@ do { \ } \ switch (sizeof(var)) { \ case 1: \ - asm(op "b %1,"__percpu_arg(0) \ + asm qual (op "b %1,"__percpu_arg(0) \ : "+m" (var) \ : "qi" ((pto_T__)(val))); \ break; \ case 2: \ - asm(op "w %1,"__percpu_arg(0) \ + asm qual (op "w %1,"__percpu_arg(0) \ : "+m" (var) \ : "ri" ((pto_T__)(val))); \ break; \ case 4: \ - asm(op "l %1,"__percpu_arg(0) \ + asm qual (op "l %1,"__percpu_arg(0) \ : "+m" (var) \ : "ri" ((pto_T__)(val))); \ break; \ case 8: \ - asm(op "q %1,"__percpu_arg(0) \ + asm qual (op "q %1,"__percpu_arg(0) \ : "+m" (var) \ : "re" ((pto_T__)(val))); \ break; \ @@ -124,7 +124,7 @@ do { \ * Generate a percpu add to memory instruction and optimize code * if one is added or subtracted. */ -#define percpu_add_op(var, val) \ +#define percpu_add_op(qual, var, val) \ do { \ typedef typeof(var) pao_T__; \ const int pao_ID__ = (__builtin_constant_p(val) && \ @@ -138,41 +138,41 @@ do { \ switch (sizeof(var)) { \ case 1: \ if (pao_ID__ == 1) \ - asm("incb "__percpu_arg(0) : "+m" (var)); \ + asm qual ("incb "__percpu_arg(0) : "+m" (var)); \ else if (pao_ID__ == -1) \ - asm("decb "__percpu_arg(0) : "+m" (var)); \ + asm qual ("decb "__percpu_arg(0) : "+m" (var)); \ else \ - asm("addb %1, "__percpu_arg(0) \ + asm qual ("addb %1, "__percpu_arg(0) \ : "+m" (var) \ : "qi" ((pao_T__)(val))); \ break; \ case 2: \ if (pao_ID__ == 1) \ - asm("incw "__percpu_arg(0) : "+m" (var)); \ + asm qual ("incw "__percpu_arg(0) : "+m" (var)); \ else if (pao_ID__ == -1) \ - asm("decw "__percpu_arg(0) : "+m" (var)); \ + asm qual ("decw "__percpu_arg(0) : "+m" (var)); \ else \ - asm("addw %1, "__percpu_arg(0) \ + asm qual ("addw %1, "__percpu_arg(0) \ : "+m" (var) \ : "ri" ((pao_T__)(val))); \ break; \ case 4: \ if (pao_ID__ == 1) \ - asm("incl "__percpu_arg(0) : "+m" (var)); \ + asm qual ("incl "__percpu_arg(0) : "+m" (var)); \ else if (pao_ID__ == -1) \ - asm("decl "__percpu_arg(0) : "+m" (var)); \ + asm qual ("decl "__percpu_arg(0) : "+m" (var)); \ else \ - asm("addl %1, "__percpu_arg(0) \ + asm qual ("addl %1, "__percpu_arg(0) \ : "+m" (var) \ : "ri" ((pao_T__)(val))); \ break; \ case 8: \ if (pao_ID__ == 1) \ - asm("incq "__percpu_arg(0) : "+m" (var)); \ + asm qual ("incq "__percpu_arg(0) : "+m" (var)); \ else if (pao_ID__ == -1) \ - asm("decq "__percpu_arg(0) : "+m" (var)); \ + asm qual ("decq "__percpu_arg(0) : "+m" (var)); \ else \ - asm("addq %1, "__percpu_arg(0) \ + asm qual ("addq %1, "__percpu_arg(0) \ : "+m" (var) \ : "re" ((pao_T__)(val))); \ break; \ @@ -180,27 +180,27 @@ do { \ } \ } while (0) -#define percpu_from_op(op, var) \ +#define percpu_from_op(qual, op, var) \ ({ \ typeof(var) pfo_ret__; \ switch (sizeof(var)) { \ case 1: \ - asm volatile(op "b "__percpu_arg(1)",%0"\ + asm qual (op "b "__percpu_arg(1)",%0" \ : "=q" (pfo_ret__) \ : "m" (var)); \ break; \ case 2: \ - asm volatile(op "w "__percpu_arg(1)",%0"\ + asm qual (op "w "__percpu_arg(1)",%0" \ : "=r" (pfo_ret__) \ : "m" (var)); \ break; \ case 4: \ - asm volatile(op "l "__percpu_arg(1)",%0"\ + asm qual (op "l "__percpu_arg(1)",%0" \ : "=r" (pfo_ret__) \ : "m" (var)); \ break; \ case 8: \ - asm volatile(op "q "__percpu_arg(1)",%0"\ + asm qual (op "q "__percpu_arg(1)",%0" \ : "=r" (pfo_ret__) \ : "m" (var)); \ break; \ @@ -238,23 +238,23 @@ do { \ pfo_ret__; \ }) -#define percpu_unary_op(op, var) \ +#define percpu_unary_op(qual, op, var) \ ({ \ switch (sizeof(var)) { \ case 1: \ - asm(op "b "__percpu_arg(0) \ + asm qual (op "b "__percpu_arg(0) \ : "+m" (var)); \ break; \ case 2: \ - asm(op "w "__percpu_arg(0) \ + asm qual (op "w "__percpu_arg(0) \ : "+m" (var)); \ break; \ case 4: \ - asm(op "l "__percpu_arg(0) \ + asm qual (op "l "__percpu_arg(0) \ : "+m" (var)); \ break; \ case 8: \ - asm(op "q "__percpu_arg(0) \ + asm qual (op "q "__percpu_arg(0) \ : "+m" (var)); \ break; \ default: __bad_percpu_size(); \ @@ -264,27 +264,27 @@ do { \ /* * Add return operation */ -#define percpu_add_return_op(var, val) \ +#define percpu_add_return_op(qual, var, val) \ ({ \ typeof(var) paro_ret__ = val; \ switch (sizeof(var)) { \ case 1: \ - asm("xaddb %0, "__percpu_arg(1) \ + asm qual ("xaddb %0, "__percpu_arg(1) \ : "+q" (paro_ret__), "+m" (var) \ : : "memory"); \ break; \ case 2: \ - asm("xaddw %0, "__percpu_arg(1) \ + asm qual ("xaddw %0, "__percpu_arg(1) \ : "+r" (paro_ret__), "+m" (var) \ : : "memory"); \ break; \ case 4: \ - asm("xaddl %0, "__percpu_arg(1) \ + asm qual ("xaddl %0, "__percpu_arg(1) \ : "+r" (paro_ret__), "+m" (var) \ : : "memory"); \ break; \ case 8: \ - asm("xaddq %0, "__percpu_arg(1) \ + asm qual ("xaddq %0, "__percpu_arg(1) \ : "+re" (paro_ret__), "+m" (var) \ : : "memory"); \ break; \ @@ -299,13 +299,13 @@ do { \ * expensive due to the implied lock prefix. The processor cannot prefetch * cachelines if xchg is used. */ -#define percpu_xchg_op(var, nval) \ +#define percpu_xchg_op(qual, var, nval) \ ({ \ typeof(var) pxo_ret__; \ typeof(var) pxo_new__ = (nval); \ switch (sizeof(var)) { \ case 1: \ - asm("\n\tmov "__percpu_arg(1)",%%al" \ + asm qual ("\n\tmov "__percpu_arg(1)",%%al" \ "\n1:\tcmpxchgb %2, "__percpu_arg(1) \ "\n\tjnz 1b" \ : "=&a" (pxo_ret__), "+m" (var) \ @@ -313,7 +313,7 @@ do { \ : "memory"); \ break; \ case 2: \ - asm("\n\tmov "__percpu_arg(1)",%%ax" \ + asm qual ("\n\tmov "__percpu_arg(1)",%%ax" \ "\n1:\tcmpxchgw %2, "__percpu_arg(1) \ "\n\tjnz 1b" \ : "=&a" (pxo_ret__), "+m" (var) \ @@ -321,7 +321,7 @@ do { \ : "memory"); \ break; \ case 4: \ - asm("\n\tmov "__percpu_arg(1)",%%eax" \ + asm qual ("\n\tmov "__percpu_arg(1)",%%eax" \ "\n1:\tcmpxchgl %2, "__percpu_arg(1) \ "\n\tjnz 1b" \ : "=&a" (pxo_ret__), "+m" (var) \ @@ -329,7 +329,7 @@ do { \ : "memory"); \ break; \ case 8: \ - asm("\n\tmov "__percpu_arg(1)",%%rax" \ + asm qual ("\n\tmov "__percpu_arg(1)",%%rax" \ "\n1:\tcmpxchgq %2, "__percpu_arg(1) \ "\n\tjnz 1b" \ : "=&a" (pxo_ret__), "+m" (var) \ @@ -345,32 +345,32 @@ do { \ * cmpxchg has no such implied lock semantics as a result it is much * more efficient for cpu local operations. */ -#define percpu_cmpxchg_op(var, oval, nval) \ +#define percpu_cmpxchg_op(qual, var, oval, nval) \ ({ \ typeof(var) pco_ret__; \ typeof(var) pco_old__ = (oval); \ typeof(var) pco_new__ = (nval); \ switch (sizeof(var)) { \ case 1: \ - asm("cmpxchgb %2, "__percpu_arg(1) \ + asm qual ("cmpxchgb %2, "__percpu_arg(1) \ : "=a" (pco_ret__), "+m" (var) \ : "q" (pco_new__), "0" (pco_old__) \ : "memory"); \ break; \ case 2: \ - asm("cmpxchgw %2, "__percpu_arg(1) \ + asm qual ("cmpxchgw %2, "__percpu_arg(1) \ : "=a" (pco_ret__), "+m" (var) \ : "r" (pco_new__), "0" (pco_old__) \ : "memory"); \ break; \ case 4: \ - asm("cmpxchgl %2, "__percpu_arg(1) \ + asm qual ("cmpxchgl %2, "__percpu_arg(1) \ : "=a" (pco_ret__), "+m" (var) \ : "r" (pco_new__), "0" (pco_old__) \ : "memory"); \ break; \ case 8: \ - asm("cmpxchgq %2, "__percpu_arg(1) \ + asm qual ("cmpxchgq %2, "__percpu_arg(1) \ : "=a" (pco_ret__), "+m" (var) \ : "r" (pco_new__), "0" (pco_old__) \ : "memory"); \ @@ -391,58 +391,70 @@ do { \ */ #define this_cpu_read_stable(var) percpu_stable_op("mov", var) -#define raw_cpu_read_1(pcp) percpu_from_op("mov", pcp) -#define raw_cpu_read_2(pcp) percpu_from_op("mov", pcp) -#define raw_cpu_read_4(pcp) percpu_from_op("mov", pcp) - -#define raw_cpu_write_1(pcp, val) percpu_to_op("mov", (pcp), val) -#define raw_cpu_write_2(pcp, val) percpu_to_op("mov", (pcp), val) -#define raw_cpu_write_4(pcp, val) percpu_to_op("mov", (pcp), val) -#define raw_cpu_add_1(pcp, val) percpu_add_op((pcp), val) -#define raw_cpu_add_2(pcp, val) percpu_add_op((pcp), val) -#define raw_cpu_add_4(pcp, val) percpu_add_op((pcp), val) -#define raw_cpu_and_1(pcp, val) percpu_to_op("and", (pcp), val) -#define raw_cpu_and_2(pcp, val) percpu_to_op("and", (pcp), val) -#define raw_cpu_and_4(pcp, val) percpu_to_op("and", (pcp), val) -#define raw_cpu_or_1(pcp, val) percpu_to_op("or", (pcp), val) -#define raw_cpu_or_2(pcp, val) percpu_to_op("or", (pcp), val) -#define raw_cpu_or_4(pcp, val) percpu_to_op("or", (pcp), val) -#define raw_cpu_xchg_1(pcp, val) percpu_xchg_op(pcp, val) -#define raw_cpu_xchg_2(pcp, val) percpu_xchg_op(pcp, val) -#define raw_cpu_xchg_4(pcp, val) percpu_xchg_op(pcp, val) - -#define this_cpu_read_1(pcp) percpu_from_op("mov", pcp) -#define this_cpu_read_2(pcp) percpu_from_op("mov", pcp) -#define this_cpu_read_4(pcp) percpu_from_op("mov", pcp) -#define this_cpu_write_1(pcp, val) percpu_to_op("mov", (pcp), val) -#define this_cpu_write_2(pcp, val) percpu_to_op("mov", (pcp), val) -#define this_cpu_write_4(pcp, val) percpu_to_op("mov", (pcp), val) -#define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val) -#define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val) -#define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val) -#define this_cpu_and_1(pcp, val) percpu_to_op("and", (pcp), val) -#define this_cpu_and_2(pcp, val) percpu_to_op("and", (pcp), val) -#define this_cpu_and_4(pcp, val) percpu_to_op("and", (pcp), val) -#define this_cpu_or_1(pcp, val) percpu_to_op("or", (pcp), val) -#define this_cpu_or_2(pcp, val) percpu_to_op("or", (pcp), val) -#define this_cpu_or_4(pcp, val) percpu_to_op("or", (pcp), val) -#define this_cpu_xchg_1(pcp, nval) percpu_xchg_op(pcp, nval) -#define this_cpu_xchg_2(pcp, nval) percpu_xchg_op(pcp, nval) -#define this_cpu_xchg_4(pcp, nval) percpu_xchg_op(pcp, nval) - -#define raw_cpu_add_return_1(pcp, val) percpu_add_return_op(pcp, val) -#define raw_cpu_add_return_2(pcp, val) percpu_add_return_op(pcp, val) -#define raw_cpu_add_return_4(pcp, val) percpu_add_return_op(pcp, val) -#define raw_cpu_cmpxchg_1(pcp, oval, nval) percpu_cmpxchg_op(pcp, oval, nval) -#define raw_cpu_cmpxchg_2(pcp, oval, nval) percpu_cmpxchg_op(pcp, oval, nval) -#define raw_cpu_cmpxchg_4(pcp, oval, nval) percpu_cmpxchg_op(pcp, oval, nval) - -#define this_cpu_add_return_1(pcp, val) percpu_add_return_op(pcp, val) -#define this_cpu_add_return_2(pcp, val) percpu_add_return_op(pcp, val) -#define this_cpu_add_return_4(pcp, val) percpu_add_return_op(pcp, val) -#define this_cpu_cmpxchg_1(pcp, oval, nval) percpu_cmpxchg_op(pcp, oval, nval) -#define this_cpu_cmpxchg_2(pcp, oval, nval) percpu_cmpxchg_op(pcp, oval, nval) -#define this_cpu_cmpxchg_4(pcp, oval, nval) percpu_cmpxchg_op(pcp, oval, nval) +#define raw_cpu_read_1(pcp) percpu_from_op(, "mov", pcp) +#define raw_cpu_read_2(pcp) percpu_from_op(, "mov", pcp) +#define raw_cpu_read_4(pcp) percpu_from_op(, "mov", pcp) + +#define raw_cpu_write_1(pcp, val) percpu_to_op(, "mov", (pcp), val) +#define raw_cpu_write_2(pcp, val) percpu_to_op(, "mov", (pcp), val) +#define raw_cpu_write_4(pcp, val) percpu_to_op(, "mov", (pcp), val) +#define raw_cpu_add_1(pcp, val) percpu_add_op(, (pcp), val) +#define raw_cpu_add_2(pcp, val) percpu_add_op(, (pcp), val) +#define raw_cpu_add_4(pcp, val) percpu_add_op(, (pcp), val) +#define raw_cpu_and_1(pcp, val) percpu_to_op(, "and", (pcp), val) +#define raw_cpu_and_2(pcp, val) percpu_to_op(, "and", (pcp), val) +#define raw_cpu_and_4(pcp, val) percpu_to_op(, "and", (pcp), val) +#define raw_cpu_or_1(pcp, val) percpu_to_op(, "or", (pcp), val) +#define raw_cpu_or_2(pcp, val) percpu_to_op(, "or", (pcp), val) +#define raw_cpu_or_4(pcp, val) percpu_to_op(, "or", (pcp), val) + +/* + * raw_cpu_xchg() can use a load-store since it is not required to be + * IRQ-safe. + */ +#define raw_percpu_xchg_op(var, nval) \ +({ \ + typeof(var) pxo_ret__ = raw_cpu_read(var); \ + raw_cpu_write(var, (nval)); \ + pxo_ret__; \ +}) + +#define raw_cpu_xchg_1(pcp, val) raw_percpu_xchg_op(pcp, val) +#define raw_cpu_xchg_2(pcp, val) raw_percpu_xchg_op(pcp, val) +#define raw_cpu_xchg_4(pcp, val) raw_percpu_xchg_op(pcp, val) + +#define this_cpu_read_1(pcp) percpu_from_op(volatile, "mov", pcp) +#define this_cpu_read_2(pcp) percpu_from_op(volatile, "mov", pcp) +#define this_cpu_read_4(pcp) percpu_from_op(volatile, "mov", pcp) +#define this_cpu_write_1(pcp, val) percpu_to_op(volatile, "mov", (pcp), val) +#define this_cpu_write_2(pcp, val) percpu_to_op(volatile, "mov", (pcp), val) +#define this_cpu_write_4(pcp, val) percpu_to_op(volatile, "mov", (pcp), val) +#define this_cpu_add_1(pcp, val) percpu_add_op(volatile, (pcp), val) +#define this_cpu_add_2(pcp, val) percpu_add_op(volatile, (pcp), val) +#define this_cpu_add_4(pcp, val) percpu_add_op(volatile, (pcp), val) +#define this_cpu_and_1(pcp, val) percpu_to_op(volatile, "and", (pcp), val) +#define this_cpu_and_2(pcp, val) percpu_to_op(volatile, "and", (pcp), val) +#define this_cpu_and_4(pcp, val) percpu_to_op(volatile, "and", (pcp), val) +#define this_cpu_or_1(pcp, val) percpu_to_op(volatile, "or", (pcp), val) +#define this_cpu_or_2(pcp, val) percpu_to_op(volatile, "or", (pcp), val) +#define this_cpu_or_4(pcp, val) percpu_to_op(volatile, "or", (pcp), val) +#define this_cpu_xchg_1(pcp, nval) percpu_xchg_op(volatile, pcp, nval) +#define this_cpu_xchg_2(pcp, nval) percpu_xchg_op(volatile, pcp, nval) +#define this_cpu_xchg_4(pcp, nval) percpu_xchg_op(volatile, pcp, nval) + +#define raw_cpu_add_return_1(pcp, val) percpu_add_return_op(, pcp, val) +#define raw_cpu_add_return_2(pcp, val) percpu_add_return_op(, pcp, val) +#define raw_cpu_add_return_4(pcp, val) percpu_add_return_op(, pcp, val) +#define raw_cpu_cmpxchg_1(pcp, oval, nval) percpu_cmpxchg_op(, pcp, oval, nval) +#define raw_cpu_cmpxchg_2(pcp, oval, nval) percpu_cmpxchg_op(, pcp, oval, nval) +#define raw_cpu_cmpxchg_4(pcp, oval, nval) percpu_cmpxchg_op(, pcp, oval, nval) + +#define this_cpu_add_return_1(pcp, val) percpu_add_return_op(volatile, pcp, val) +#define this_cpu_add_return_2(pcp, val) percpu_add_return_op(volatile, pcp, val) +#define this_cpu_add_return_4(pcp, val) percpu_add_return_op(volatile, pcp, val) +#define this_cpu_cmpxchg_1(pcp, oval, nval) percpu_cmpxchg_op(volatile, pcp, oval, nval) +#define this_cpu_cmpxchg_2(pcp, oval, nval) percpu_cmpxchg_op(volatile, pcp, oval, nval) +#define this_cpu_cmpxchg_4(pcp, oval, nval) percpu_cmpxchg_op(volatile, pcp, oval, nval) #ifdef CONFIG_X86_CMPXCHG64 #define percpu_cmpxchg8b_double(pcp1, pcp2, o1, o2, n1, n2) \ @@ -466,23 +478,23 @@ do { \ * 32 bit must fall back to generic operations. */ #ifdef CONFIG_X86_64 -#define raw_cpu_read_8(pcp) percpu_from_op("mov", pcp) -#define raw_cpu_write_8(pcp, val) percpu_to_op("mov", (pcp), val) -#define raw_cpu_add_8(pcp, val) percpu_add_op((pcp), val) -#define raw_cpu_and_8(pcp, val) percpu_to_op("and", (pcp), val) -#define raw_cpu_or_8(pcp, val) percpu_to_op("or", (pcp), val) -#define raw_cpu_add_return_8(pcp, val) percpu_add_return_op(pcp, val) -#define raw_cpu_xchg_8(pcp, nval) percpu_xchg_op(pcp, nval) -#define raw_cpu_cmpxchg_8(pcp, oval, nval) percpu_cmpxchg_op(pcp, oval, nval) - -#define this_cpu_read_8(pcp) percpu_from_op("mov", pcp) -#define this_cpu_write_8(pcp, val) percpu_to_op("mov", (pcp), val) -#define this_cpu_add_8(pcp, val) percpu_add_op((pcp), val) -#define this_cpu_and_8(pcp, val) percpu_to_op("and", (pcp), val) -#define this_cpu_or_8(pcp, val) percpu_to_op("or", (pcp), val) -#define this_cpu_add_return_8(pcp, val) percpu_add_return_op(pcp, val) -#define this_cpu_xchg_8(pcp, nval) percpu_xchg_op(pcp, nval) -#define this_cpu_cmpxchg_8(pcp, oval, nval) percpu_cmpxchg_op(pcp, oval, nval) +#define raw_cpu_read_8(pcp) percpu_from_op(, "mov", pcp) +#define raw_cpu_write_8(pcp, val) percpu_to_op(, "mov", (pcp), val) +#define raw_cpu_add_8(pcp, val) percpu_add_op(, (pcp), val) +#define raw_cpu_and_8(pcp, val) percpu_to_op(, "and", (pcp), val) +#define raw_cpu_or_8(pcp, val) percpu_to_op(, "or", (pcp), val) +#define raw_cpu_add_return_8(pcp, val) percpu_add_return_op(, pcp, val) +#define raw_cpu_xchg_8(pcp, nval) raw_percpu_xchg_op(pcp, nval) +#define raw_cpu_cmpxchg_8(pcp, oval, nval) percpu_cmpxchg_op(, pcp, oval, nval) + +#define this_cpu_read_8(pcp) percpu_from_op(volatile, "mov", pcp) +#define this_cpu_write_8(pcp, val) percpu_to_op(volatile, "mov", (pcp), val) +#define this_cpu_add_8(pcp, val) percpu_add_op(volatile, (pcp), val) +#define this_cpu_and_8(pcp, val) percpu_to_op(volatile, "and", (pcp), val) +#define this_cpu_or_8(pcp, val) percpu_to_op(volatile, "or", (pcp), val) +#define this_cpu_add_return_8(pcp, val) percpu_add_return_op(volatile, pcp, val) +#define this_cpu_xchg_8(pcp, nval) percpu_xchg_op(volatile, pcp, nval) +#define this_cpu_cmpxchg_8(pcp, oval, nval) percpu_cmpxchg_op(volatile, pcp, oval, nval) /* * Pretty complex macro to generate cmpxchg16 instruction. The instruction diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index c34a35c78618..e57d2ca2ed87 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -144,7 +144,8 @@ enum cpuid_regs_idx { #define X86_VENDOR_TRANSMETA 7 #define X86_VENDOR_NSC 8 #define X86_VENDOR_HYGON 9 -#define X86_VENDOR_NUM 10 +#define X86_VENDOR_ZHAOXIN 10 +#define X86_VENDOR_NUM 11 #define X86_VENDOR_UNKNOWN 0xff diff --git a/arch/x86/include/asm/ptrace.h b/arch/x86/include/asm/ptrace.h index 8a7fc0cca2d1..3703c91f441e 100644 --- a/arch/x86/include/asm/ptrace.h +++ b/arch/x86/include/asm/ptrace.h @@ -166,14 +166,10 @@ static inline bool user_64bit_mode(struct pt_regs *regs) #define compat_user_stack_pointer() current_pt_regs()->sp #endif -#ifdef CONFIG_X86_32 -extern unsigned long kernel_stack_pointer(struct pt_regs *regs); -#else static inline unsigned long kernel_stack_pointer(struct pt_regs *regs) { return regs->sp; } -#endif #define GET_IP(regs) ((regs)->ip) #define GET_FP(regs) ((regs)->bp) @@ -201,14 +197,6 @@ static inline unsigned long regs_get_register(struct pt_regs *regs, if (unlikely(offset > MAX_REG_OFFSET)) return 0; #ifdef CONFIG_X86_32 - /* - * Traps from the kernel do not save sp and ss. - * Use the helper function to retrieve sp. - */ - if (offset == offsetof(struct pt_regs, sp) && - regs->cs == __KERNEL_CS) - return kernel_stack_pointer(regs); - /* The selector fields are 16-bit. */ if (offset == offsetof(struct pt_regs, cs) || offset == offsetof(struct pt_regs, ss) || @@ -234,8 +222,7 @@ static inline unsigned long regs_get_register(struct pt_regs *regs, static inline int regs_within_kernel_stack(struct pt_regs *regs, unsigned long addr) { - return ((addr & ~(THREAD_SIZE - 1)) == - (kernel_stack_pointer(regs) & ~(THREAD_SIZE - 1))); + return ((addr & ~(THREAD_SIZE - 1)) == (regs->sp & ~(THREAD_SIZE - 1))); } /** @@ -249,7 +236,7 @@ static inline int regs_within_kernel_stack(struct pt_regs *regs, */ static inline unsigned long *regs_get_kernel_stack_nth_addr(struct pt_regs *regs, unsigned int n) { - unsigned long *addr = (unsigned long *)kernel_stack_pointer(regs); + unsigned long *addr = (unsigned long *)regs->sp; addr += n; if (regs_within_kernel_stack(regs, (unsigned long)addr)) diff --git a/arch/x86/include/asm/pvclock.h b/arch/x86/include/asm/pvclock.h index b6033680d458..19b695ff2c68 100644 --- a/arch/x86/include/asm/pvclock.h +++ b/arch/x86/include/asm/pvclock.h @@ -2,7 +2,7 @@ #ifndef _ASM_X86_PVCLOCK_H #define _ASM_X86_PVCLOCK_H -#include <linux/clocksource.h> +#include <asm/clocksource.h> #include <asm/pvclock-abi.h> /* some helper functions for xen and kvm pv clock sources */ diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h index da545df207b2..0d3fe060a44f 100644 --- a/arch/x86/include/asm/smp.h +++ b/arch/x86/include/asm/smp.h @@ -162,7 +162,8 @@ __visible void smp_call_function_single_interrupt(struct pt_regs *r); * from the initial startup. We map APIC_BASE very early in page_setup(), * so this is correct in the x86 case. */ -#define raw_smp_processor_id() (this_cpu_read(cpu_number)) +#define raw_smp_processor_id() this_cpu_read(cpu_number) +#define __smp_processor_id() __this_cpu_read(cpu_number) #ifdef CONFIG_X86_32 extern int safe_smp_processor_id(void); diff --git a/arch/x86/include/asm/special_insns.h b/arch/x86/include/asm/special_insns.h index 0a3c4cab39db..b2e84d113f2a 100644 --- a/arch/x86/include/asm/special_insns.h +++ b/arch/x86/include/asm/special_insns.h @@ -6,6 +6,8 @@ #ifdef __KERNEL__ #include <asm/nops.h> +#include <asm/processor-flags.h> +#include <linux/jump_label.h> /* * Volatile isn't enough to prevent the compiler from reordering the @@ -16,6 +18,10 @@ */ extern unsigned long __force_order; +/* Starts false and gets enabled once CPU feature detection is done. */ +DECLARE_STATIC_KEY_FALSE(cr_pinning); +extern unsigned long cr4_pinned_bits; + static inline unsigned long native_read_cr0(void) { unsigned long val; @@ -25,7 +31,20 @@ static inline unsigned long native_read_cr0(void) static inline void native_write_cr0(unsigned long val) { - asm volatile("mov %0,%%cr0": : "r" (val), "m" (__force_order)); + unsigned long bits_missing = 0; + +set_register: + asm volatile("mov %0,%%cr0": "+r" (val), "+m" (__force_order)); + + if (static_branch_likely(&cr_pinning)) { + if (unlikely((val & X86_CR0_WP) != X86_CR0_WP)) { + bits_missing = X86_CR0_WP; + val |= bits_missing; + goto set_register; + } + /* Warn after we've set the missing bits. */ + WARN_ONCE(bits_missing, "CR0 WP bit went missing!?\n"); + } } static inline unsigned long native_read_cr2(void) @@ -74,7 +93,21 @@ static inline unsigned long native_read_cr4(void) static inline void native_write_cr4(unsigned long val) { - asm volatile("mov %0,%%cr4": : "r" (val), "m" (__force_order)); + unsigned long bits_missing = 0; + +set_register: + asm volatile("mov %0,%%cr4": "+r" (val), "+m" (cr4_pinned_bits)); + + if (static_branch_likely(&cr_pinning)) { + if (unlikely((val & cr4_pinned_bits) != cr4_pinned_bits)) { + bits_missing = ~val & cr4_pinned_bits; + val |= bits_missing; + goto set_register; + } + /* Warn after we've set the missing bits. */ + WARN_ONCE(bits_missing, "CR4 bits went missing: %lx!?\n", + bits_missing); + } } #ifdef CONFIG_X86_64 diff --git a/arch/x86/include/asm/stacktrace.h b/arch/x86/include/asm/stacktrace.h index a8d0cdf48616..14db05086bbf 100644 --- a/arch/x86/include/asm/stacktrace.h +++ b/arch/x86/include/asm/stacktrace.h @@ -78,7 +78,7 @@ static inline unsigned long * get_stack_pointer(struct task_struct *task, struct pt_regs *regs) { if (regs) - return (unsigned long *)kernel_stack_pointer(regs); + return (unsigned long *)regs->sp; if (task == current) return __builtin_frame_address(0); diff --git a/arch/x86/include/asm/text-patching.h b/arch/x86/include/asm/text-patching.h index 880b5515b1d6..70c09967a999 100644 --- a/arch/x86/include/asm/text-patching.h +++ b/arch/x86/include/asm/text-patching.h @@ -18,6 +18,20 @@ static inline void apply_paravirt(struct paravirt_patch_site *start, #define __parainstructions_end NULL #endif +/* + * Currently, the max observed size in the kernel code is + * JUMP_LABEL_NOP_SIZE/RELATIVEJUMP_SIZE, which are 5. + * Raise it if needed. + */ +#define POKE_MAX_OPCODE_SIZE 5 + +struct text_poke_loc { + void *detour; + void *addr; + size_t len; + const char opcode[POKE_MAX_OPCODE_SIZE]; +}; + extern void text_poke_early(void *addr, const void *opcode, size_t len); /* @@ -38,6 +52,7 @@ extern void *text_poke(void *addr, const void *opcode, size_t len); extern void *text_poke_kgdb(void *addr, const void *opcode, size_t len); extern int poke_int3_handler(struct pt_regs *regs); extern void text_poke_bp(void *addr, const void *opcode, size_t len, void *handler); +extern void text_poke_bp_batch(struct text_poke_loc *tp, unsigned int nr_entries); extern int after_bootmem; extern __ro_after_init struct mm_struct *poking_mm; extern __ro_after_init unsigned long poking_addr; @@ -51,7 +66,6 @@ static inline void int3_emulate_jmp(struct pt_regs *regs, unsigned long ip) #define INT3_INSN_SIZE 1 #define CALL_INSN_SIZE 5 -#ifdef CONFIG_X86_64 static inline void int3_emulate_push(struct pt_regs *regs, unsigned long val) { /* @@ -69,7 +83,6 @@ static inline void int3_emulate_call(struct pt_regs *regs, unsigned long func) int3_emulate_push(regs, regs->ip - INT3_INSN_SIZE + CALL_INSN_SIZE); int3_emulate_jmp(regs, func); } -#endif /* CONFIG_X86_64 */ #endif /* !CONFIG_UML_X86 */ #endif /* _ASM_X86_TEXT_PATCHING_H */ diff --git a/arch/x86/include/asm/time.h b/arch/x86/include/asm/time.h index cef818b16045..8ac563abb567 100644 --- a/arch/x86/include/asm/time.h +++ b/arch/x86/include/asm/time.h @@ -7,6 +7,7 @@ extern void hpet_time_init(void); extern void time_init(void); +extern bool pit_timer_init(void); extern struct clock_event_device *global_clock_event; diff --git a/arch/x86/include/asm/vdso/gettimeofday.h b/arch/x86/include/asm/vdso/gettimeofday.h new file mode 100644 index 000000000000..ae91429129a6 --- /dev/null +++ b/arch/x86/include/asm/vdso/gettimeofday.h @@ -0,0 +1,261 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Fast user context implementation of clock_gettime, gettimeofday, and time. + * + * Copyright (C) 2019 ARM Limited. + * Copyright 2006 Andi Kleen, SUSE Labs. + * 32 Bit compat layer by Stefani Seibold <stefani@seibold.net> + * sponsored by Rohde & Schwarz GmbH & Co. KG Munich/Germany + */ +#ifndef __ASM_VDSO_GETTIMEOFDAY_H +#define __ASM_VDSO_GETTIMEOFDAY_H + +#ifndef __ASSEMBLY__ + +#include <uapi/linux/time.h> +#include <asm/vgtod.h> +#include <asm/vvar.h> +#include <asm/unistd.h> +#include <asm/msr.h> +#include <asm/pvclock.h> +#include <clocksource/hyperv_timer.h> + +#define __vdso_data (VVAR(_vdso_data)) + +#define VDSO_HAS_TIME 1 + +#define VDSO_HAS_CLOCK_GETRES 1 + +/* + * Declare the memory-mapped vclock data pages. These come from hypervisors. + * If we ever reintroduce something like direct access to an MMIO clock like + * the HPET again, it will go here as well. + * + * A load from any of these pages will segfault if the clock in question is + * disabled, so appropriate compiler barriers and checks need to be used + * to prevent stray loads. + * + * These declarations MUST NOT be const. The compiler will assume that + * an extern const variable has genuinely constant contents, and the + * resulting code won't work, since the whole point is that these pages + * change over time, possibly while we're accessing them. + */ + +#ifdef CONFIG_PARAVIRT_CLOCK +/* + * This is the vCPU 0 pvclock page. We only use pvclock from the vDSO + * if the hypervisor tells us that all vCPUs can get valid data from the + * vCPU 0 page. + */ +extern struct pvclock_vsyscall_time_info pvclock_page + __attribute__((visibility("hidden"))); +#endif + +#ifdef CONFIG_HYPERV_TSCPAGE +extern struct ms_hyperv_tsc_page hvclock_page + __attribute__((visibility("hidden"))); +#endif + +#ifndef BUILD_VDSO32 + +static __always_inline +long clock_gettime_fallback(clockid_t _clkid, struct __kernel_timespec *_ts) +{ + long ret; + + asm ("syscall" : "=a" (ret), "=m" (*_ts) : + "0" (__NR_clock_gettime), "D" (_clkid), "S" (_ts) : + "rcx", "r11"); + + return ret; +} + +static __always_inline +long gettimeofday_fallback(struct __kernel_old_timeval *_tv, + struct timezone *_tz) +{ + long ret; + + asm("syscall" : "=a" (ret) : + "0" (__NR_gettimeofday), "D" (_tv), "S" (_tz) : "memory"); + + return ret; +} + +static __always_inline +long clock_getres_fallback(clockid_t _clkid, struct __kernel_timespec *_ts) +{ + long ret; + + asm ("syscall" : "=a" (ret), "=m" (*_ts) : + "0" (__NR_clock_getres), "D" (_clkid), "S" (_ts) : + "rcx", "r11"); + + return ret; +} + +#else + +static __always_inline +long clock_gettime_fallback(clockid_t _clkid, struct __kernel_timespec *_ts) +{ + long ret; + + asm ( + "mov %%ebx, %%edx \n" + "mov %[clock], %%ebx \n" + "call __kernel_vsyscall \n" + "mov %%edx, %%ebx \n" + : "=a" (ret), "=m" (*_ts) + : "0" (__NR_clock_gettime64), [clock] "g" (_clkid), "c" (_ts) + : "edx"); + + return ret; +} + +static __always_inline +long gettimeofday_fallback(struct __kernel_old_timeval *_tv, + struct timezone *_tz) +{ + long ret; + + asm( + "mov %%ebx, %%edx \n" + "mov %2, %%ebx \n" + "call __kernel_vsyscall \n" + "mov %%edx, %%ebx \n" + : "=a" (ret) + : "0" (__NR_gettimeofday), "g" (_tv), "c" (_tz) + : "memory", "edx"); + + return ret; +} + +static __always_inline long +clock_getres_fallback(clockid_t _clkid, struct __kernel_timespec *_ts) +{ + long ret; + + asm ( + "mov %%ebx, %%edx \n" + "mov %[clock], %%ebx \n" + "call __kernel_vsyscall \n" + "mov %%edx, %%ebx \n" + : "=a" (ret), "=m" (*_ts) + : "0" (__NR_clock_getres_time64), [clock] "g" (_clkid), "c" (_ts) + : "edx"); + + return ret; +} + +#endif + +#ifdef CONFIG_PARAVIRT_CLOCK +static u64 vread_pvclock(void) +{ + const struct pvclock_vcpu_time_info *pvti = &pvclock_page.pvti; + u32 version; + u64 ret; + + /* + * Note: The kernel and hypervisor must guarantee that cpu ID + * number maps 1:1 to per-CPU pvclock time info. + * + * Because the hypervisor is entirely unaware of guest userspace + * preemption, it cannot guarantee that per-CPU pvclock time + * info is updated if the underlying CPU changes or that that + * version is increased whenever underlying CPU changes. + * + * On KVM, we are guaranteed that pvti updates for any vCPU are + * atomic as seen by *all* vCPUs. This is an even stronger + * guarantee than we get with a normal seqlock. + * + * On Xen, we don't appear to have that guarantee, but Xen still + * supplies a valid seqlock using the version field. + * + * We only do pvclock vdso timing at all if + * PVCLOCK_TSC_STABLE_BIT is set, and we interpret that bit to + * mean that all vCPUs have matching pvti and that the TSC is + * synced, so we can just look at vCPU 0's pvti. + */ + + do { + version = pvclock_read_begin(pvti); + + if (unlikely(!(pvti->flags & PVCLOCK_TSC_STABLE_BIT))) + return U64_MAX; + + ret = __pvclock_read_cycles(pvti, rdtsc_ordered()); + } while (pvclock_read_retry(pvti, version)); + + return ret; +} +#endif + +#ifdef CONFIG_HYPERV_TSCPAGE +static u64 vread_hvclock(void) +{ + return hv_read_tsc_page(&hvclock_page); +} +#endif + +static inline u64 __arch_get_hw_counter(s32 clock_mode) +{ + if (clock_mode == VCLOCK_TSC) + return (u64)rdtsc_ordered(); + /* + * For any memory-mapped vclock type, we need to make sure that gcc + * doesn't cleverly hoist a load before the mode check. Otherwise we + * might end up touching the memory-mapped page even if the vclock in + * question isn't enabled, which will segfault. Hence the barriers. + */ +#ifdef CONFIG_PARAVIRT_CLOCK + if (clock_mode == VCLOCK_PVCLOCK) { + barrier(); + return vread_pvclock(); + } +#endif +#ifdef CONFIG_HYPERV_TSCPAGE + if (clock_mode == VCLOCK_HVCLOCK) { + barrier(); + return vread_hvclock(); + } +#endif + return U64_MAX; +} + +static __always_inline const struct vdso_data *__arch_get_vdso_data(void) +{ + return __vdso_data; +} + +/* + * x86 specific delta calculation. + * + * The regular implementation assumes that clocksource reads are globally + * monotonic. The TSC can be slightly off across sockets which can cause + * the regular delta calculation (@cycles - @last) to return a huge time + * jump. + * + * Therefore it needs to be verified that @cycles are greater than + * @last. If not then use @last, which is the base time of the current + * conversion period. + * + * This variant also removes the masking of the subtraction because the + * clocksource mask of all VDSO capable clocksources on x86 is U64_MAX + * which would result in a pointless operation. The compiler cannot + * optimize it away as the mask comes from the vdso data and is not compile + * time constant. + */ +static __always_inline +u64 vdso_calc_delta(u64 cycles, u64 last, u64 mask, u32 mult) +{ + if (cycles > last) + return (cycles - last) * mult; + return 0; +} +#define vdso_calc_delta vdso_calc_delta + +#endif /* !__ASSEMBLY__ */ + +#endif /* __ASM_VDSO_GETTIMEOFDAY_H */ diff --git a/arch/x86/include/asm/vdso/vsyscall.h b/arch/x86/include/asm/vdso/vsyscall.h new file mode 100644 index 000000000000..0026ab2123ce --- /dev/null +++ b/arch/x86/include/asm/vdso/vsyscall.h @@ -0,0 +1,44 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __ASM_VDSO_VSYSCALL_H +#define __ASM_VDSO_VSYSCALL_H + +#ifndef __ASSEMBLY__ + +#include <linux/hrtimer.h> +#include <linux/timekeeper_internal.h> +#include <vdso/datapage.h> +#include <asm/vgtod.h> +#include <asm/vvar.h> + +int vclocks_used __read_mostly; + +DEFINE_VVAR(struct vdso_data, _vdso_data); +/* + * Update the vDSO data page to keep in sync with kernel timekeeping. + */ +static __always_inline +struct vdso_data *__x86_get_k_vdso_data(void) +{ + return _vdso_data; +} +#define __arch_get_k_vdso_data __x86_get_k_vdso_data + +static __always_inline +int __x86_get_clock_mode(struct timekeeper *tk) +{ + int vclock_mode = tk->tkr_mono.clock->archdata.vclock_mode; + + /* Mark the new vclock used. */ + BUILD_BUG_ON(VCLOCK_MAX >= 32); + WRITE_ONCE(vclocks_used, READ_ONCE(vclocks_used) | (1 << vclock_mode)); + + return vclock_mode; +} +#define __arch_get_clock_mode __x86_get_clock_mode + +/* The asm-generic header needs to be included after the definitions above */ +#include <asm-generic/vdso/vsyscall.h> + +#endif /* !__ASSEMBLY__ */ + +#endif /* __ASM_VDSO_VSYSCALL_H */ diff --git a/arch/x86/include/asm/vgtod.h b/arch/x86/include/asm/vgtod.h index 913a133f8e6f..a2638c6124ed 100644 --- a/arch/x86/include/asm/vgtod.h +++ b/arch/x86/include/asm/vgtod.h @@ -3,7 +3,9 @@ #define _ASM_X86_VGTOD_H #include <linux/compiler.h> -#include <linux/clocksource.h> +#include <asm/clocksource.h> +#include <vdso/datapage.h> +#include <vdso/helpers.h> #include <uapi/linux/time.h> @@ -13,81 +15,10 @@ typedef u64 gtod_long_t; typedef unsigned long gtod_long_t; #endif -/* - * There is one of these objects in the vvar page for each - * vDSO-accelerated clockid. For high-resolution clocks, this encodes - * the time corresponding to vsyscall_gtod_data.cycle_last. For coarse - * clocks, this encodes the actual time. - * - * To confuse the reader, for high-resolution clocks, nsec is left-shifted - * by vsyscall_gtod_data.shift. - */ -struct vgtod_ts { - u64 sec; - u64 nsec; -}; - -#define VGTOD_BASES (CLOCK_TAI + 1) -#define VGTOD_HRES (BIT(CLOCK_REALTIME) | BIT(CLOCK_MONOTONIC) | BIT(CLOCK_TAI)) -#define VGTOD_COARSE (BIT(CLOCK_REALTIME_COARSE) | BIT(CLOCK_MONOTONIC_COARSE)) - -/* - * vsyscall_gtod_data will be accessed by 32 and 64 bit code at the same time - * so be carefull by modifying this structure. - */ -struct vsyscall_gtod_data { - unsigned int seq; - - int vclock_mode; - u64 cycle_last; - u64 mask; - u32 mult; - u32 shift; - - struct vgtod_ts basetime[VGTOD_BASES]; - - int tz_minuteswest; - int tz_dsttime; -}; -extern struct vsyscall_gtod_data vsyscall_gtod_data; - extern int vclocks_used; static inline bool vclock_was_used(int vclock) { return READ_ONCE(vclocks_used) & (1 << vclock); } -static inline unsigned int gtod_read_begin(const struct vsyscall_gtod_data *s) -{ - unsigned int ret; - -repeat: - ret = READ_ONCE(s->seq); - if (unlikely(ret & 1)) { - cpu_relax(); - goto repeat; - } - smp_rmb(); - return ret; -} - -static inline int gtod_read_retry(const struct vsyscall_gtod_data *s, - unsigned int start) -{ - smp_rmb(); - return unlikely(s->seq != start); -} - -static inline void gtod_write_begin(struct vsyscall_gtod_data *s) -{ - ++s->seq; - smp_wmb(); -} - -static inline void gtod_write_end(struct vsyscall_gtod_data *s) -{ - smp_wmb(); - ++s->seq; -} - #endif /* _ASM_X86_VGTOD_H */ diff --git a/arch/x86/include/asm/virtext.h b/arch/x86/include/asm/virtext.h index 1fc7a0d1e877..9aad0e0876fb 100644 --- a/arch/x86/include/asm/virtext.h +++ b/arch/x86/include/asm/virtext.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* CPU virtualization extensions handling * * This should carry the code for handling CPU virtualization extensions @@ -8,9 +9,6 @@ * Copyright (C) 2008, Red Hat Inc. * * Contains code from KVM, Copyright (C) 2006 Qumranet, Inc. - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. */ #ifndef _ASM_X86_VIRTEX_H #define _ASM_X86_VIRTEX_H diff --git a/arch/x86/include/asm/vsyscall.h b/arch/x86/include/asm/vsyscall.h index b986b2ca688a..ab60a71a8dcb 100644 --- a/arch/x86/include/asm/vsyscall.h +++ b/arch/x86/include/asm/vsyscall.h @@ -13,10 +13,12 @@ extern void set_vsyscall_pgtable_user_bits(pgd_t *root); * Called on instruction fetch fault in vsyscall page. * Returns true if handled. */ -extern bool emulate_vsyscall(struct pt_regs *regs, unsigned long address); +extern bool emulate_vsyscall(unsigned long error_code, + struct pt_regs *regs, unsigned long address); #else static inline void map_vsyscall(void) {} -static inline bool emulate_vsyscall(struct pt_regs *regs, unsigned long address) +static inline bool emulate_vsyscall(unsigned long error_code, + struct pt_regs *regs, unsigned long address) { return false; } diff --git a/arch/x86/include/asm/vvar.h b/arch/x86/include/asm/vvar.h index e474f5c6e387..32f5d9a0b90e 100644 --- a/arch/x86/include/asm/vvar.h +++ b/arch/x86/include/asm/vvar.h @@ -32,19 +32,20 @@ extern char __vvar_page; #define DECLARE_VVAR(offset, type, name) \ - extern type vvar_ ## name __attribute__((visibility("hidden"))); + extern type vvar_ ## name[CS_BASES] \ + __attribute__((visibility("hidden"))); #define VVAR(name) (vvar_ ## name) #define DEFINE_VVAR(type, name) \ - type name \ + type name[CS_BASES] \ __attribute__((section(".vvar_" #name), aligned(16))) __visible #endif /* DECLARE_VVAR(offset, type, name) */ -DECLARE_VVAR(128, struct vsyscall_gtod_data, vsyscall_gtod_data) +DECLARE_VVAR(128, struct vdso_data, _vdso_data) #undef DECLARE_VVAR diff --git a/arch/x86/include/uapi/asm/kvm.h b/arch/x86/include/uapi/asm/kvm.h index 7a0e64ccd6ff..d6ab5b4d15e5 100644 --- a/arch/x86/include/uapi/asm/kvm.h +++ b/arch/x86/include/uapi/asm/kvm.h @@ -383,6 +383,9 @@ struct kvm_sync_regs { #define KVM_X86_QUIRK_LAPIC_MMIO_HOLE (1 << 2) #define KVM_X86_QUIRK_OUT_7E_INC_RIP (1 << 3) +#define KVM_STATE_NESTED_FORMAT_VMX 0 +#define KVM_STATE_NESTED_FORMAT_SVM 1 /* unused */ + #define KVM_STATE_NESTED_GUEST_MODE 0x00000001 #define KVM_STATE_NESTED_RUN_PENDING 0x00000002 #define KVM_STATE_NESTED_EVMCS 0x00000004 @@ -390,9 +393,16 @@ struct kvm_sync_regs { #define KVM_STATE_NESTED_SMM_GUEST_MODE 0x00000001 #define KVM_STATE_NESTED_SMM_VMXON 0x00000002 -struct kvm_vmx_nested_state { +#define KVM_STATE_NESTED_VMX_VMCS_SIZE 0x1000 + +struct kvm_vmx_nested_state_data { + __u8 vmcs12[KVM_STATE_NESTED_VMX_VMCS_SIZE]; + __u8 shadow_vmcs12[KVM_STATE_NESTED_VMX_VMCS_SIZE]; +}; + +struct kvm_vmx_nested_state_hdr { __u64 vmxon_pa; - __u64 vmcs_pa; + __u64 vmcs12_pa; struct { __u16 flags; @@ -401,24 +411,25 @@ struct kvm_vmx_nested_state { /* for KVM_CAP_NESTED_STATE */ struct kvm_nested_state { - /* KVM_STATE_* flags */ __u16 flags; - - /* 0 for VMX, 1 for SVM. */ __u16 format; - - /* 128 for SVM, 128 + VMCS size for VMX. */ __u32 size; union { - /* VMXON, VMCS */ - struct kvm_vmx_nested_state vmx; + struct kvm_vmx_nested_state_hdr vmx; /* Pad the header to 128 bytes. */ __u8 pad[120]; - }; + } hdr; - __u8 data[0]; + /* + * Define data region as 0 bytes to preserve backwards-compatability + * to old definition of kvm_nested_state in order to avoid changing + * KVM_{GET,PUT}_NESTED_STATE ioctl values. + */ + union { + struct kvm_vmx_nested_state_data vmx[0]; + } data; }; #endif /* _ASM_X86_KVM_H */ diff --git a/arch/x86/include/uapi/asm/perf_regs.h b/arch/x86/include/uapi/asm/perf_regs.h index ac67bbea10ca..7c9d2bb3833b 100644 --- a/arch/x86/include/uapi/asm/perf_regs.h +++ b/arch/x86/include/uapi/asm/perf_regs.h @@ -52,4 +52,7 @@ enum perf_event_x86_regs { /* These include both GPRs and XMMX registers */ PERF_REG_X86_XMM_MAX = PERF_REG_X86_XMM15 + 2, }; + +#define PERF_REG_EXTENDED_MASK (~((1ULL << PERF_REG_X86_XMM0) - 1)) + #endif /* _ASM_X86_PERF_REGS_H */ diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile index ce1b5cc360a2..3578ad248bc9 100644 --- a/arch/x86/kernel/Makefile +++ b/arch/x86/kernel/Makefile @@ -30,7 +30,7 @@ KASAN_SANITIZE_paravirt.o := n OBJECT_FILES_NON_STANDARD_relocate_kernel_$(BITS).o := y OBJECT_FILES_NON_STANDARD_test_nx.o := y -OBJECT_FILES_NON_STANDARD_paravirt_patch_$(BITS).o := y +OBJECT_FILES_NON_STANDARD_paravirt_patch.o := y ifdef CONFIG_FRAME_POINTER OBJECT_FILES_NON_STANDARD_ftrace_$(BITS).o := y @@ -112,7 +112,7 @@ obj-$(CONFIG_AMD_NB) += amd_nb.o obj-$(CONFIG_DEBUG_NMI_SELFTEST) += nmi_selftest.o obj-$(CONFIG_KVM_GUEST) += kvm.o kvmclock.o -obj-$(CONFIG_PARAVIRT) += paravirt.o paravirt_patch_$(BITS).o +obj-$(CONFIG_PARAVIRT) += paravirt.o paravirt_patch.o obj-$(CONFIG_PARAVIRT_SPINLOCKS)+= paravirt-spinlocks.o obj-$(CONFIG_PARAVIRT_CLOCK) += pvclock.o obj-$(CONFIG_X86_PMEM_LEGACY_DEVICE) += pmem.o diff --git a/arch/x86/kernel/acpi/cstate.c b/arch/x86/kernel/acpi/cstate.c index a5e5484988fd..caf2edccbad2 100644 --- a/arch/x86/kernel/acpi/cstate.c +++ b/arch/x86/kernel/acpi/cstate.c @@ -64,6 +64,21 @@ void acpi_processor_power_init_bm_check(struct acpi_processor_flags *flags, c->x86_stepping >= 0x0e)) flags->bm_check = 1; } + + if (c->x86_vendor == X86_VENDOR_ZHAOXIN) { + /* + * All Zhaoxin CPUs that support C3 share cache. + * And caches should not be flushed by software while + * entering C3 type state. + */ + flags->bm_check = 1; + /* + * On all recent Zhaoxin platforms, ARB_DISABLE is a nop. + * So, set bm_control to zero to indicate that ARB_DISABLE + * is not required while entering C3 type state. + */ + flags->bm_control = 0; + } } EXPORT_SYMBOL(acpi_processor_power_init_bm_check); diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c index 390596b761e3..99ef8b6f9a1a 100644 --- a/arch/x86/kernel/alternative.c +++ b/arch/x86/kernel/alternative.c @@ -14,6 +14,7 @@ #include <linux/kdebug.h> #include <linux/kprobes.h> #include <linux/mmu_context.h> +#include <linux/bsearch.h> #include <asm/text-patching.h> #include <asm/alternative.h> #include <asm/sections.h> @@ -277,7 +278,7 @@ static inline bool is_jmp(const u8 opcode) } static void __init_or_module -recompute_jump(struct alt_instr *a, u8 *orig_insn, u8 *repl_insn, u8 *insnbuf) +recompute_jump(struct alt_instr *a, u8 *orig_insn, u8 *repl_insn, u8 *insn_buff) { u8 *next_rip, *tgt_rip; s32 n_dspl, o_dspl; @@ -286,7 +287,7 @@ recompute_jump(struct alt_instr *a, u8 *orig_insn, u8 *repl_insn, u8 *insnbuf) if (a->replacementlen != 5) return; - o_dspl = *(s32 *)(insnbuf + 1); + o_dspl = *(s32 *)(insn_buff + 1); /* next_rip of the replacement JMP */ next_rip = repl_insn + a->replacementlen; @@ -312,9 +313,9 @@ recompute_jump(struct alt_instr *a, u8 *orig_insn, u8 *repl_insn, u8 *insnbuf) two_byte_jmp: n_dspl -= 2; - insnbuf[0] = 0xeb; - insnbuf[1] = (s8)n_dspl; - add_nops(insnbuf + 2, 3); + insn_buff[0] = 0xeb; + insn_buff[1] = (s8)n_dspl; + add_nops(insn_buff + 2, 3); repl_len = 2; goto done; @@ -322,8 +323,8 @@ two_byte_jmp: five_byte_jmp: n_dspl -= 5; - insnbuf[0] = 0xe9; - *(s32 *)&insnbuf[1] = n_dspl; + insn_buff[0] = 0xe9; + *(s32 *)&insn_buff[1] = n_dspl; repl_len = 5; @@ -370,7 +371,7 @@ void __init_or_module noinline apply_alternatives(struct alt_instr *start, { struct alt_instr *a; u8 *instr, *replacement; - u8 insnbuf[MAX_PATCH_LEN]; + u8 insn_buff[MAX_PATCH_LEN]; DPRINTK("alt table %px, -> %px", start, end); /* @@ -383,11 +384,11 @@ void __init_or_module noinline apply_alternatives(struct alt_instr *start, * order. */ for (a = start; a < end; a++) { - int insnbuf_sz = 0; + int insn_buff_sz = 0; instr = (u8 *)&a->instr_offset + a->instr_offset; replacement = (u8 *)&a->repl_offset + a->repl_offset; - BUG_ON(a->instrlen > sizeof(insnbuf)); + BUG_ON(a->instrlen > sizeof(insn_buff)); BUG_ON(a->cpuid >= (NCAPINTS + NBUGINTS) * 32); if (!boot_cpu_has(a->cpuid)) { if (a->padlen > 1) @@ -405,8 +406,8 @@ void __init_or_module noinline apply_alternatives(struct alt_instr *start, DUMP_BYTES(instr, a->instrlen, "%px: old_insn: ", instr); DUMP_BYTES(replacement, a->replacementlen, "%px: rpl_insn: ", replacement); - memcpy(insnbuf, replacement, a->replacementlen); - insnbuf_sz = a->replacementlen; + memcpy(insn_buff, replacement, a->replacementlen); + insn_buff_sz = a->replacementlen; /* * 0xe8 is a relative jump; fix the offset. @@ -414,24 +415,24 @@ void __init_or_module noinline apply_alternatives(struct alt_instr *start, * Instruction length is checked before the opcode to avoid * accessing uninitialized bytes for zero-length replacements. */ - if (a->replacementlen == 5 && *insnbuf == 0xe8) { - *(s32 *)(insnbuf + 1) += replacement - instr; + if (a->replacementlen == 5 && *insn_buff == 0xe8) { + *(s32 *)(insn_buff + 1) += replacement - instr; DPRINTK("Fix CALL offset: 0x%x, CALL 0x%lx", - *(s32 *)(insnbuf + 1), - (unsigned long)instr + *(s32 *)(insnbuf + 1) + 5); + *(s32 *)(insn_buff + 1), + (unsigned long)instr + *(s32 *)(insn_buff + 1) + 5); } if (a->replacementlen && is_jmp(replacement[0])) - recompute_jump(a, instr, replacement, insnbuf); + recompute_jump(a, instr, replacement, insn_buff); if (a->instrlen > a->replacementlen) { - add_nops(insnbuf + a->replacementlen, + add_nops(insn_buff + a->replacementlen, a->instrlen - a->replacementlen); - insnbuf_sz += a->instrlen - a->replacementlen; + insn_buff_sz += a->instrlen - a->replacementlen; } - DUMP_BYTES(insnbuf, insnbuf_sz, "%px: final_insn: ", instr); + DUMP_BYTES(insn_buff, insn_buff_sz, "%px: final_insn: ", instr); - text_poke_early(instr, insnbuf, insnbuf_sz); + text_poke_early(instr, insn_buff, insn_buff_sz); } } @@ -593,33 +594,104 @@ void __init_or_module apply_paravirt(struct paravirt_patch_site *start, struct paravirt_patch_site *end) { struct paravirt_patch_site *p; - char insnbuf[MAX_PATCH_LEN]; + char insn_buff[MAX_PATCH_LEN]; for (p = start; p < end; p++) { unsigned int used; BUG_ON(p->len > MAX_PATCH_LEN); /* prep the buffer with the original instructions */ - memcpy(insnbuf, p->instr, p->len); - used = pv_ops.init.patch(p->instrtype, insnbuf, - (unsigned long)p->instr, p->len); + memcpy(insn_buff, p->instr, p->len); + used = pv_ops.init.patch(p->type, insn_buff, (unsigned long)p->instr, p->len); BUG_ON(used > p->len); /* Pad the rest with nops */ - add_nops(insnbuf + used, p->len - used); - text_poke_early(p->instr, insnbuf, p->len); + add_nops(insn_buff + used, p->len - used); + text_poke_early(p->instr, insn_buff, p->len); } } extern struct paravirt_patch_site __start_parainstructions[], __stop_parainstructions[]; #endif /* CONFIG_PARAVIRT */ +/* + * Self-test for the INT3 based CALL emulation code. + * + * This exercises int3_emulate_call() to make sure INT3 pt_regs are set up + * properly and that there is a stack gap between the INT3 frame and the + * previous context. Without this gap doing a virtual PUSH on the interrupted + * stack would corrupt the INT3 IRET frame. + * + * See entry_{32,64}.S for more details. + */ +static void __init int3_magic(unsigned int *ptr) +{ + *ptr = 1; +} + +extern __initdata unsigned long int3_selftest_ip; /* defined in asm below */ + +static int __init +int3_exception_notify(struct notifier_block *self, unsigned long val, void *data) +{ + struct die_args *args = data; + struct pt_regs *regs = args->regs; + + if (!regs || user_mode(regs)) + return NOTIFY_DONE; + + if (val != DIE_INT3) + return NOTIFY_DONE; + + if (regs->ip - INT3_INSN_SIZE != int3_selftest_ip) + return NOTIFY_DONE; + + int3_emulate_call(regs, (unsigned long)&int3_magic); + return NOTIFY_STOP; +} + +static void __init int3_selftest(void) +{ + static __initdata struct notifier_block int3_exception_nb = { + .notifier_call = int3_exception_notify, + .priority = INT_MAX-1, /* last */ + }; + unsigned int val = 0; + + BUG_ON(register_die_notifier(&int3_exception_nb)); + + /* + * Basically: int3_magic(&val); but really complicated :-) + * + * Stick the address of the INT3 instruction into int3_selftest_ip, + * then trigger the INT3, padded with NOPs to match a CALL instruction + * length. + */ + asm volatile ("1: int3; nop; nop; nop; nop\n\t" + ".pushsection .init.data,\"aw\"\n\t" + ".align " __ASM_SEL(4, 8) "\n\t" + ".type int3_selftest_ip, @object\n\t" + ".size int3_selftest_ip, " __ASM_SEL(4, 8) "\n\t" + "int3_selftest_ip:\n\t" + __ASM_SEL(.long, .quad) " 1b\n\t" + ".popsection\n\t" + : : __ASM_SEL_RAW(a, D) (&val) : "memory"); + + BUG_ON(val != 1); + + unregister_die_notifier(&int3_exception_nb); +} + void __init alternative_instructions(void) { - /* The patching is not fully atomic, so try to avoid local interruptions - that might execute the to be patched code. - Other CPUs are not running. */ + int3_selftest(); + + /* + * The patching is not fully atomic, so try to avoid local + * interruptions that might execute the to be patched code. + * Other CPUs are not running. + */ stop_nmi(); /* @@ -644,10 +716,11 @@ void __init alternative_instructions(void) _text, _etext); } - if (!uniproc_patched || num_possible_cpus() == 1) + if (!uniproc_patched || num_possible_cpus() == 1) { free_init_pages("SMP alternatives", (unsigned long)__smp_locks, (unsigned long)__smp_locks_end); + } #endif apply_paravirt(__parainstructions, __parainstructions_end); @@ -848,81 +921,133 @@ static void do_sync_core(void *info) sync_core(); } -static bool bp_patching_in_progress; -static void *bp_int3_handler, *bp_int3_addr; +static struct bp_patching_desc { + struct text_poke_loc *vec; + int nr_entries; +} bp_patching; + +static int patch_cmp(const void *key, const void *elt) +{ + struct text_poke_loc *tp = (struct text_poke_loc *) elt; + + if (key < tp->addr) + return -1; + if (key > tp->addr) + return 1; + return 0; +} +NOKPROBE_SYMBOL(patch_cmp); int poke_int3_handler(struct pt_regs *regs) { + struct text_poke_loc *tp; + unsigned char int3 = 0xcc; + void *ip; + /* * Having observed our INT3 instruction, we now must observe - * bp_patching_in_progress. + * bp_patching.nr_entries. * - * in_progress = TRUE INT3 + * nr_entries != 0 INT3 * WMB RMB - * write INT3 if (in_progress) + * write INT3 if (nr_entries) * - * Idem for bp_int3_handler. + * Idem for other elements in bp_patching. */ smp_rmb(); - if (likely(!bp_patching_in_progress)) + if (likely(!bp_patching.nr_entries)) return 0; - if (user_mode(regs) || regs->ip != (unsigned long)bp_int3_addr) + if (user_mode(regs)) return 0; - /* set up the specified breakpoint handler */ - regs->ip = (unsigned long) bp_int3_handler; + /* + * Discount the sizeof(int3). See text_poke_bp_batch(). + */ + ip = (void *) regs->ip - sizeof(int3); + + /* + * Skip the binary search if there is a single member in the vector. + */ + if (unlikely(bp_patching.nr_entries > 1)) { + tp = bsearch(ip, bp_patching.vec, bp_patching.nr_entries, + sizeof(struct text_poke_loc), + patch_cmp); + if (!tp) + return 0; + } else { + tp = bp_patching.vec; + if (tp->addr != ip) + return 0; + } + + /* set up the specified breakpoint detour */ + regs->ip = (unsigned long) tp->detour; return 1; } NOKPROBE_SYMBOL(poke_int3_handler); /** - * text_poke_bp() -- update instructions on live kernel on SMP - * @addr: address to patch - * @opcode: opcode of new instruction - * @len: length to copy - * @handler: address to jump to when the temporary breakpoint is hit + * text_poke_bp_batch() -- update instructions on live kernel on SMP + * @tp: vector of instructions to patch + * @nr_entries: number of entries in the vector * * Modify multi-byte instruction by using int3 breakpoint on SMP. * We completely avoid stop_machine() here, and achieve the * synchronization using int3 breakpoint. * * The way it is done: - * - add a int3 trap to the address that will be patched + * - For each entry in the vector: + * - add a int3 trap to the address that will be patched * - sync cores - * - update all but the first byte of the patched range + * - For each entry in the vector: + * - update all but the first byte of the patched range * - sync cores - * - replace the first byte (int3) by the first byte of - * replacing opcode + * - For each entry in the vector: + * - replace the first byte (int3) by the first byte of + * replacing opcode * - sync cores */ -void text_poke_bp(void *addr, const void *opcode, size_t len, void *handler) +void text_poke_bp_batch(struct text_poke_loc *tp, unsigned int nr_entries) { + int patched_all_but_first = 0; unsigned char int3 = 0xcc; - - bp_int3_handler = handler; - bp_int3_addr = (u8 *)addr + sizeof(int3); - bp_patching_in_progress = true; + unsigned int i; lockdep_assert_held(&text_mutex); + bp_patching.vec = tp; + bp_patching.nr_entries = nr_entries; + /* * Corresponding read barrier in int3 notifier for making sure the - * in_progress and handler are correctly ordered wrt. patching. + * nr_entries and handler are correctly ordered wrt. patching. */ smp_wmb(); - text_poke(addr, &int3, sizeof(int3)); + /* + * First step: add a int3 trap to the address that will be patched. + */ + for (i = 0; i < nr_entries; i++) + text_poke(tp[i].addr, &int3, sizeof(int3)); on_each_cpu(do_sync_core, NULL, 1); - if (len - sizeof(int3) > 0) { - /* patch all but the first byte */ - text_poke((char *)addr + sizeof(int3), - (const char *) opcode + sizeof(int3), - len - sizeof(int3)); + /* + * Second step: update all but the first byte of the patched range. + */ + for (i = 0; i < nr_entries; i++) { + if (tp[i].len - sizeof(int3) > 0) { + text_poke((char *)tp[i].addr + sizeof(int3), + (const char *)tp[i].opcode + sizeof(int3), + tp[i].len - sizeof(int3)); + patched_all_but_first++; + } + } + + if (patched_all_but_first) { /* * According to Intel, this core syncing is very likely * not necessary and we'd be safe even without it. But @@ -931,14 +1056,47 @@ void text_poke_bp(void *addr, const void *opcode, size_t len, void *handler) on_each_cpu(do_sync_core, NULL, 1); } - /* patch the first byte */ - text_poke(addr, opcode, sizeof(int3)); + /* + * Third step: replace the first byte (int3) by the first byte of + * replacing opcode. + */ + for (i = 0; i < nr_entries; i++) + text_poke(tp[i].addr, tp[i].opcode, sizeof(int3)); on_each_cpu(do_sync_core, NULL, 1); /* * sync_core() implies an smp_mb() and orders this store against * the writing of the new instruction. */ - bp_patching_in_progress = false; + bp_patching.vec = NULL; + bp_patching.nr_entries = 0; } +/** + * text_poke_bp() -- update instructions on live kernel on SMP + * @addr: address to patch + * @opcode: opcode of new instruction + * @len: length to copy + * @handler: address to jump to when the temporary breakpoint is hit + * + * Update a single instruction with the vector in the stack, avoiding + * dynamically allocated memory. This function should be used when it is + * not possible to allocate memory. + */ +void text_poke_bp(void *addr, const void *opcode, size_t len, void *handler) +{ + struct text_poke_loc tp = { + .detour = handler, + .addr = addr, + .len = len, + }; + + if (len > POKE_MAX_OPCODE_SIZE) { + WARN_ONCE(1, "len is larger than %d\n", POKE_MAX_OPCODE_SIZE); + return; + } + + memcpy((void *)tp.opcode, opcode, len); + + text_poke_bp_batch(&tp, 1); +} diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c index cc51275c8759..d63e63b7d1d9 100644 --- a/arch/x86/kernel/amd_nb.c +++ b/arch/x86/kernel/amd_nb.c @@ -1,6 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Shared support code for AMD K8 northbridges and derivates. - * Copyright 2006 Andi Kleen, SUSE Labs. Subject to GPLv2. + * Copyright 2006 Andi Kleen, SUSE Labs. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -71,7 +72,7 @@ static const struct pci_device_id hygon_root_ids[] = { {} }; -const struct pci_device_id hygon_nb_misc_ids[] = { +static const struct pci_device_id hygon_nb_misc_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_HYGON, PCI_DEVICE_ID_AMD_17H_DF_F3) }, {} }; diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 177aa8ef2afa..1bd91cb7b320 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -195,7 +195,7 @@ static struct resource lapic_resource = { .flags = IORESOURCE_MEM | IORESOURCE_BUSY, }; -unsigned int lapic_timer_frequency = 0; +unsigned int lapic_timer_period = 0; static void apic_pm_activate(void); @@ -501,7 +501,7 @@ lapic_timer_set_periodic_oneshot(struct clock_event_device *evt, bool oneshot) if (evt->features & CLOCK_EVT_FEAT_DUMMY) return 0; - __setup_APIC_LVTT(lapic_timer_frequency, oneshot, 1); + __setup_APIC_LVTT(lapic_timer_period, oneshot, 1); return 0; } @@ -805,11 +805,11 @@ calibrate_by_pmtimer(long deltapm, long *delta, long *deltatsc) static int __init lapic_init_clockevent(void) { - if (!lapic_timer_frequency) + if (!lapic_timer_period) return -1; /* Calculate the scaled math multiplication factor */ - lapic_clockevent.mult = div_sc(lapic_timer_frequency/APIC_DIVISOR, + lapic_clockevent.mult = div_sc(lapic_timer_period/APIC_DIVISOR, TICK_NSEC, lapic_clockevent.shift); lapic_clockevent.max_delta_ns = clockevent_delta2ns(0x7FFFFFFF, &lapic_clockevent); @@ -821,6 +821,33 @@ static int __init lapic_init_clockevent(void) return 0; } +bool __init apic_needs_pit(void) +{ + /* + * If the frequencies are not known, PIT is required for both TSC + * and apic timer calibration. + */ + if (!tsc_khz || !cpu_khz) + return true; + + /* Is there an APIC at all? */ + if (!boot_cpu_has(X86_FEATURE_APIC)) + return true; + + /* Deadline timer is based on TSC so no further PIT action required */ + if (boot_cpu_has(X86_FEATURE_TSC_DEADLINE_TIMER)) + return false; + + /* APIC timer disabled? */ + if (disable_apic_timer) + return true; + /* + * The APIC timer frequency is known already, no PIT calibration + * required. If unknown, let the PIT be initialized. + */ + return lapic_timer_period == 0; +} + static int __init calibrate_APIC_clock(void) { struct clock_event_device *levt = this_cpu_ptr(&lapic_events); @@ -839,7 +866,7 @@ static int __init calibrate_APIC_clock(void) */ if (!lapic_init_clockevent()) { apic_printk(APIC_VERBOSE, "lapic timer already calibrated %d\n", - lapic_timer_frequency); + lapic_timer_period); /* * Direct calibration methods must have an always running * local APIC timer, no need for broadcast timer. @@ -884,13 +911,13 @@ static int __init calibrate_APIC_clock(void) pm_referenced = !calibrate_by_pmtimer(lapic_cal_pm2 - lapic_cal_pm1, &delta, &deltatsc); - lapic_timer_frequency = (delta * APIC_DIVISOR) / LAPIC_CAL_LOOPS; + lapic_timer_period = (delta * APIC_DIVISOR) / LAPIC_CAL_LOOPS; lapic_init_clockevent(); apic_printk(APIC_VERBOSE, "..... delta %ld\n", delta); apic_printk(APIC_VERBOSE, "..... mult: %u\n", lapic_clockevent.mult); apic_printk(APIC_VERBOSE, "..... calibration result: %u\n", - lapic_timer_frequency); + lapic_timer_period); if (boot_cpu_has(X86_FEATURE_TSC)) { apic_printk(APIC_VERBOSE, "..... CPU clock speed is " @@ -901,13 +928,13 @@ static int __init calibrate_APIC_clock(void) apic_printk(APIC_VERBOSE, "..... host bus clock speed is " "%u.%04u MHz.\n", - lapic_timer_frequency / (1000000 / HZ), - lapic_timer_frequency % (1000000 / HZ)); + lapic_timer_period / (1000000 / HZ), + lapic_timer_period % (1000000 / HZ)); /* * Do a sanity check on the APIC calibration result */ - if (lapic_timer_frequency < (1000000 / HZ)) { + if (lapic_timer_period < (1000000 / HZ)) { local_irq_enable(); pr_warning("APIC frequency too slow, disabling apic timer\n"); return -1; @@ -1351,6 +1378,8 @@ void __init init_bsp_APIC(void) apic_write(APIC_LVT1, value); } +static void __init apic_bsp_setup(bool upmode); + /* Init the interrupt delivery mode for the BSP */ void __init apic_intr_mode_init(void) { @@ -1464,7 +1493,8 @@ static void apic_pending_intr_clear(void) if (queued) { if (boot_cpu_has(X86_FEATURE_TSC) && cpu_khz) { ntsc = rdtsc(); - max_loops = (cpu_khz << 10) - (ntsc - tsc); + max_loops = (long long)cpu_khz << 10; + max_loops -= ntsc - tsc; } else { max_loops--; } @@ -2040,21 +2070,32 @@ __visible void __irq_entry smp_spurious_interrupt(struct pt_regs *regs) entering_irq(); trace_spurious_apic_entry(vector); + inc_irq_stat(irq_spurious_count); + + /* + * If this is a spurious interrupt then do not acknowledge + */ + if (vector == SPURIOUS_APIC_VECTOR) { + /* See SDM vol 3 */ + pr_info("Spurious APIC interrupt (vector 0xFF) on CPU#%d, should never happen.\n", + smp_processor_id()); + goto out; + } + /* - * Check if this really is a spurious interrupt and ACK it - * if it is a vectored one. Just in case... - * Spurious interrupts should not be ACKed. + * If it is a vectored one, verify it's set in the ISR. If set, + * acknowledge it. */ v = apic_read(APIC_ISR + ((vector & ~0x1f) >> 1)); - if (v & (1 << (vector & 0x1f))) + if (v & (1 << (vector & 0x1f))) { + pr_info("Spurious interrupt (vector 0x%02x) on CPU#%d. Acked\n", + vector, smp_processor_id()); ack_APIC_irq(); - - inc_irq_stat(irq_spurious_count); - - /* see sw-dev-man vol 3, chapter 7.4.13.5 */ - pr_info("spurious APIC interrupt through vector %02x on CPU#%d, " - "should never happen.\n", vector, smp_processor_id()); - + } else { + pr_info("Spurious interrupt (vector 0x%02x) on CPU#%d. Not pending!\n", + vector, smp_processor_id()); + } +out: trace_spurious_apic_exit(vector); exiting_irq(); } @@ -2415,11 +2456,8 @@ static void __init apic_bsp_up_setup(void) /** * apic_bsp_setup - Setup function for local apic and io-apic * @upmode: Force UP mode (for APIC_init_uniprocessor) - * - * Returns: - * apic_id of BSP APIC */ -void __init apic_bsp_setup(bool upmode) +static void __init apic_bsp_setup(bool upmode) { connect_bsp_APIC(); if (upmode) diff --git a/arch/x86/kernel/apic/apic_flat_64.c b/arch/x86/kernel/apic/apic_flat_64.c index bf083c3f1d73..bbdca603f94a 100644 --- a/arch/x86/kernel/apic/apic_flat_64.c +++ b/arch/x86/kernel/apic/apic_flat_64.c @@ -78,7 +78,7 @@ flat_send_IPI_mask_allbutself(const struct cpumask *cpumask, int vector) int cpu = smp_processor_id(); if (cpu < BITS_PER_LONG) - clear_bit(cpu, &mask); + __clear_bit(cpu, &mask); _flat_send_IPI_mask(mask, vector); } @@ -92,7 +92,7 @@ static void flat_send_IPI_allbutself(int vector) unsigned long mask = cpumask_bits(cpu_online_mask)[0]; if (cpu < BITS_PER_LONG) - clear_bit(cpu, &mask); + __clear_bit(cpu, &mask); _flat_send_IPI_mask(mask, vector); } diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 53aa234a6803..c7bb6c69f21c 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -58,6 +58,7 @@ #include <asm/acpi.h> #include <asm/dma.h> #include <asm/timer.h> +#include <asm/time.h> #include <asm/i8259.h> #include <asm/setup.h> #include <asm/irq_remapping.h> @@ -1893,6 +1894,50 @@ static int ioapic_set_affinity(struct irq_data *irq_data, return ret; } +/* + * Interrupt shutdown masks the ioapic pin, but the interrupt might already + * be in flight, but not yet serviced by the target CPU. That means + * __synchronize_hardirq() would return and claim that everything is calmed + * down. So free_irq() would proceed and deactivate the interrupt and free + * resources. + * + * Once the target CPU comes around to service it it will find a cleared + * vector and complain. While the spurious interrupt is harmless, the full + * release of resources might prevent the interrupt from being acknowledged + * which keeps the hardware in a weird state. + * + * Verify that the corresponding Remote-IRR bits are clear. + */ +static int ioapic_irq_get_chip_state(struct irq_data *irqd, + enum irqchip_irq_state which, + bool *state) +{ + struct mp_chip_data *mcd = irqd->chip_data; + struct IO_APIC_route_entry rentry; + struct irq_pin_list *p; + + if (which != IRQCHIP_STATE_ACTIVE) + return -EINVAL; + + *state = false; + raw_spin_lock(&ioapic_lock); + for_each_irq_pin(p, mcd->irq_2_pin) { + rentry = __ioapic_read_entry(p->apic, p->pin); + /* + * The remote IRR is only valid in level trigger mode. It's + * meaning is undefined for edge triggered interrupts and + * irrelevant because the IO-APIC treats them as fire and + * forget. + */ + if (rentry.irr && rentry.trigger) { + *state = true; + break; + } + } + raw_spin_unlock(&ioapic_lock); + return 0; +} + static struct irq_chip ioapic_chip __read_mostly = { .name = "IO-APIC", .irq_startup = startup_ioapic_irq, @@ -1902,6 +1947,7 @@ static struct irq_chip ioapic_chip __read_mostly = { .irq_eoi = ioapic_ack_level, .irq_set_affinity = ioapic_set_affinity, .irq_retrigger = irq_chip_retrigger_hierarchy, + .irq_get_irqchip_state = ioapic_irq_get_chip_state, .flags = IRQCHIP_SKIP_SET_WAKE, }; @@ -1914,6 +1960,7 @@ static struct irq_chip ioapic_ir_chip __read_mostly = { .irq_eoi = ioapic_ir_ack_level, .irq_set_affinity = ioapic_set_affinity, .irq_retrigger = irq_chip_retrigger_hierarchy, + .irq_get_irqchip_state = ioapic_irq_get_chip_state, .flags = IRQCHIP_SKIP_SET_WAKE, }; @@ -2083,6 +2130,9 @@ static inline void __init check_timer(void) unsigned long flags; int no_pin1 = 0; + if (!global_clock_event) + return; + local_irq_save(flags); /* diff --git a/arch/x86/kernel/apic/msi.c b/arch/x86/kernel/apic/msi.c index 72a94401f9e0..7f7533462474 100644 --- a/arch/x86/kernel/apic/msi.c +++ b/arch/x86/kernel/apic/msi.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support of MSI, HPET and DMAR interrupts. * @@ -5,10 +6,6 @@ * Moved from arch/x86/kernel/apic/io_apic.c. * Jiang Liu <jiang.liu@linux.intel.com> * Convert to hierarchical irqdomain - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/mm.h> #include <linux/interrupt.h> @@ -373,14 +370,14 @@ struct irq_domain *hpet_create_irq_domain(int hpet_id) return d; } -int hpet_assign_irq(struct irq_domain *domain, struct hpet_dev *dev, +int hpet_assign_irq(struct irq_domain *domain, struct hpet_channel *hc, int dev_num) { struct irq_alloc_info info; init_irq_alloc_info(&info, NULL); info.type = X86_IRQ_ALLOC_TYPE_HPET; - info.hpet_data = dev; + info.hpet_data = hc; info.hpet_id = hpet_dev_id(domain); info.hpet_index = dev_num; diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c index 3173e07d3791..fdacb864c3dd 100644 --- a/arch/x86/kernel/apic/vector.c +++ b/arch/x86/kernel/apic/vector.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Local APIC related interfaces to support IOAPIC, MSI, etc. * @@ -5,10 +6,6 @@ * Moved from arch/x86/kernel/apic/io_apic.c. * Jiang Liu <jiang.liu@linux.intel.com> * Enable support of hierarchical irqdomains - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/interrupt.h> #include <linux/irq.h> @@ -343,7 +340,7 @@ static void clear_irq_vector(struct irq_data *irqd) trace_vector_clear(irqd->irq, vector, apicd->cpu, apicd->prev_vector, apicd->prev_cpu); - per_cpu(vector_irq, apicd->cpu)[vector] = VECTOR_UNUSED; + per_cpu(vector_irq, apicd->cpu)[vector] = VECTOR_SHUTDOWN; irq_matrix_free(vector_matrix, apicd->cpu, vector, managed); apicd->vector = 0; @@ -352,7 +349,7 @@ static void clear_irq_vector(struct irq_data *irqd) if (!vector) return; - per_cpu(vector_irq, apicd->prev_cpu)[vector] = VECTOR_UNUSED; + per_cpu(vector_irq, apicd->prev_cpu)[vector] = VECTOR_SHUTDOWN; irq_matrix_free(vector_matrix, apicd->prev_cpu, vector, managed); apicd->prev_vector = 0; apicd->move_in_progress = 0; diff --git a/arch/x86/kernel/apic/x2apic_cluster.c b/arch/x86/kernel/apic/x2apic_cluster.c index 7685444a106b..609e499387a1 100644 --- a/arch/x86/kernel/apic/x2apic_cluster.c +++ b/arch/x86/kernel/apic/x2apic_cluster.c @@ -50,7 +50,7 @@ __x2apic_send_IPI_mask(const struct cpumask *mask, int vector, int apic_dest) cpumask_copy(tmpmsk, mask); /* If IPI should not be sent to self, clear current CPU */ if (apic_dest != APIC_DEST_ALLINC) - cpumask_clear_cpu(smp_processor_id(), tmpmsk); + __cpumask_clear_cpu(smp_processor_id(), tmpmsk); /* Collapse cpus in a cluster so a single IPI per cluster is sent */ for_each_cpu(cpu, tmpmsk) { diff --git a/arch/x86/kernel/asm-offsets.c b/arch/x86/kernel/asm-offsets.c index 168543d077d7..da64452584b0 100644 --- a/arch/x86/kernel/asm-offsets.c +++ b/arch/x86/kernel/asm-offsets.c @@ -38,7 +38,6 @@ static void __used common(void) #endif BLANK(); - OFFSET(TASK_TI_flags, task_struct, thread_info.flags); OFFSET(TASK_addr_limit, task_struct, thread.addr_limit); BLANK(); diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile index 3ffe1b0b7516..d7a1e5a9331c 100644 --- a/arch/x86/kernel/cpu/Makefile +++ b/arch/x86/kernel/cpu/Makefile @@ -24,6 +24,7 @@ obj-y += match.o obj-y += bugs.o obj-y += aperfmperf.o obj-y += cpuid-deps.o +obj-y += umwait.o obj-$(CONFIG_PROC_FS) += proc.o obj-$(CONFIG_X86_FEATURE_NAMES) += capflags.o powerflags.o @@ -38,6 +39,7 @@ obj-$(CONFIG_CPU_SUP_CYRIX_32) += cyrix.o obj-$(CONFIG_CPU_SUP_CENTAUR) += centaur.o obj-$(CONFIG_CPU_SUP_TRANSMETA_32) += transmeta.o obj-$(CONFIG_CPU_SUP_UMC_32) += umc.o +obj-$(CONFIG_CPU_SUP_ZHAOXIN) += zhaoxin.o obj-$(CONFIG_X86_MCE) += mce/ obj-$(CONFIG_MTRR) += mtrr/ @@ -55,8 +57,7 @@ quiet_cmd_mkcapflags = MKCAP $@ cpufeature = $(src)/../../include/asm/cpufeatures.h -targets += capflags.c $(obj)/capflags.c: $(cpufeature) $(src)/mkcapflags.sh FORCE $(call if_changed,mkcapflags) endif -clean-files += capflags.c +targets += capflags.c diff --git a/arch/x86/kernel/cpu/aperfmperf.c b/arch/x86/kernel/cpu/aperfmperf.c index e71a6ff8a67e..e2f319dc992d 100644 --- a/arch/x86/kernel/cpu/aperfmperf.c +++ b/arch/x86/kernel/cpu/aperfmperf.c @@ -13,6 +13,7 @@ #include <linux/percpu.h> #include <linux/cpufreq.h> #include <linux/smp.h> +#include <linux/sched/isolation.h> #include "cpu.h" @@ -85,6 +86,9 @@ unsigned int aperfmperf_get_khz(int cpu) if (!boot_cpu_has(X86_FEATURE_APERFMPERF)) return 0; + if (!housekeeping_cpu(cpu, HK_FLAG_MISC)) + return 0; + aperfmperf_snapshot_cpu(cpu, ktime_get(), true); return per_cpu(samples.khz, cpu); } @@ -101,9 +105,12 @@ void arch_freq_prepare_all(void) if (!boot_cpu_has(X86_FEATURE_APERFMPERF)) return; - for_each_online_cpu(cpu) + for_each_online_cpu(cpu) { + if (!housekeeping_cpu(cpu, HK_FLAG_MISC)) + continue; if (!aperfmperf_snapshot_cpu(cpu, now, false)) wait = true; + } if (wait) msleep(APERFMPERF_REFRESH_DELAY_MS); @@ -117,6 +124,9 @@ unsigned int arch_freq_get_on_cpu(int cpu) if (!boot_cpu_has(X86_FEATURE_APERFMPERF)) return 0; + if (!housekeeping_cpu(cpu, HK_FLAG_MISC)) + return 0; + if (aperfmperf_snapshot_cpu(cpu, ktime_get(), true)) return per_cpu(samples.khz, cpu); diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c index 03b4cc0ec3a7..66ca906aa790 100644 --- a/arch/x86/kernel/cpu/bugs.c +++ b/arch/x86/kernel/cpu/bugs.c @@ -836,6 +836,16 @@ static enum ssb_mitigation __init __ssb_select_mitigation(void) } /* + * If SSBD is controlled by the SPEC_CTRL MSR, then set the proper + * bit in the mask to allow guests to use the mitigation even in the + * case where the host does not enable it. + */ + if (static_cpu_has(X86_FEATURE_SPEC_CTRL_SSBD) || + static_cpu_has(X86_FEATURE_AMD_SSBD)) { + x86_spec_ctrl_mask |= SPEC_CTRL_SSBD; + } + + /* * We have three CPU feature flags that are in play here: * - X86_BUG_SPEC_STORE_BYPASS - CPU is susceptible. * - X86_FEATURE_SSBD - CPU is able to turn off speculative store bypass @@ -852,7 +862,6 @@ static enum ssb_mitigation __init __ssb_select_mitigation(void) x86_amd_ssb_disable(); } else { x86_spec_ctrl_base |= SPEC_CTRL_SSBD; - x86_spec_ctrl_mask |= SPEC_CTRL_SSBD; wrmsrl(MSR_IA32_SPEC_CTRL, x86_spec_ctrl_base); } } diff --git a/arch/x86/kernel/cpu/cacheinfo.c b/arch/x86/kernel/cpu/cacheinfo.c index 395d46f78582..c7503be92f35 100644 --- a/arch/x86/kernel/cpu/cacheinfo.c +++ b/arch/x86/kernel/cpu/cacheinfo.c @@ -658,8 +658,7 @@ void cacheinfo_amd_init_llc_id(struct cpuinfo_x86 *c, int cpu, u8 node_id) if (c->x86 < 0x17) { /* LLC is at the node level. */ per_cpu(cpu_llc_id, cpu) = node_id; - } else if (c->x86 == 0x17 && - c->x86_model >= 0 && c->x86_model <= 0x1F) { + } else if (c->x86 == 0x17 && c->x86_model <= 0x1F) { /* * LLC is at the core complex level. * Core complex ID is ApicId[3] for these processors. diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index 2c57fffebf9b..8febe90470f4 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -366,6 +366,25 @@ out: cr4_clear_bits(X86_CR4_UMIP); } +DEFINE_STATIC_KEY_FALSE_RO(cr_pinning); +EXPORT_SYMBOL(cr_pinning); +unsigned long cr4_pinned_bits __ro_after_init; +EXPORT_SYMBOL(cr4_pinned_bits); + +/* + * Once CPU feature detection is finished (and boot params have been + * parsed), record any of the sensitive CR bits that are set, and + * enable CR pinning. + */ +static void __init setup_cr_pinning(void) +{ + unsigned long mask; + + mask = (X86_CR4_SMEP | X86_CR4_SMAP | X86_CR4_UMIP); + cr4_pinned_bits = this_cpu_read(cpu_tlbstate.cr4) & mask; + static_key_enable(&cr_pinning.key); +} + /* * Protection Keys are not available in 32-bit mode. */ @@ -801,6 +820,30 @@ static void init_speculation_control(struct cpuinfo_x86 *c) } } +static void init_cqm(struct cpuinfo_x86 *c) +{ + if (!cpu_has(c, X86_FEATURE_CQM_LLC)) { + c->x86_cache_max_rmid = -1; + c->x86_cache_occ_scale = -1; + return; + } + + /* will be overridden if occupancy monitoring exists */ + c->x86_cache_max_rmid = cpuid_ebx(0xf); + + if (cpu_has(c, X86_FEATURE_CQM_OCCUP_LLC) || + cpu_has(c, X86_FEATURE_CQM_MBM_TOTAL) || + cpu_has(c, X86_FEATURE_CQM_MBM_LOCAL)) { + u32 eax, ebx, ecx, edx; + + /* QoS sub-leaf, EAX=0Fh, ECX=1 */ + cpuid_count(0xf, 1, &eax, &ebx, &ecx, &edx); + + c->x86_cache_max_rmid = ecx; + c->x86_cache_occ_scale = ebx; + } +} + void get_cpu_cap(struct cpuinfo_x86 *c) { u32 eax, ebx, ecx, edx; @@ -823,6 +866,12 @@ void get_cpu_cap(struct cpuinfo_x86 *c) c->x86_capability[CPUID_7_0_EBX] = ebx; c->x86_capability[CPUID_7_ECX] = ecx; c->x86_capability[CPUID_7_EDX] = edx; + + /* Check valid sub-leaf index before accessing it */ + if (eax >= 1) { + cpuid_count(0x00000007, 1, &eax, &ebx, &ecx, &edx); + c->x86_capability[CPUID_7_1_EAX] = eax; + } } /* Extended state features: level 0x0000000d */ @@ -832,33 +881,6 @@ void get_cpu_cap(struct cpuinfo_x86 *c) c->x86_capability[CPUID_D_1_EAX] = eax; } - /* Additional Intel-defined flags: level 0x0000000F */ - if (c->cpuid_level >= 0x0000000F) { - - /* QoS sub-leaf, EAX=0Fh, ECX=0 */ - cpuid_count(0x0000000F, 0, &eax, &ebx, &ecx, &edx); - c->x86_capability[CPUID_F_0_EDX] = edx; - - if (cpu_has(c, X86_FEATURE_CQM_LLC)) { - /* will be overridden if occupancy monitoring exists */ - c->x86_cache_max_rmid = ebx; - - /* QoS sub-leaf, EAX=0Fh, ECX=1 */ - cpuid_count(0x0000000F, 1, &eax, &ebx, &ecx, &edx); - c->x86_capability[CPUID_F_1_EDX] = edx; - - if ((cpu_has(c, X86_FEATURE_CQM_OCCUP_LLC)) || - ((cpu_has(c, X86_FEATURE_CQM_MBM_TOTAL)) || - (cpu_has(c, X86_FEATURE_CQM_MBM_LOCAL)))) { - c->x86_cache_max_rmid = ecx; - c->x86_cache_occ_scale = ebx; - } - } else { - c->x86_cache_max_rmid = -1; - c->x86_cache_occ_scale = -1; - } - } - /* AMD-defined flags: level 0x80000001 */ eax = cpuid_eax(0x80000000); c->extended_cpuid_level = eax; @@ -889,6 +911,7 @@ void get_cpu_cap(struct cpuinfo_x86 *c) init_scattered_cpuid_features(c); init_speculation_control(c); + init_cqm(c); /* * Clear/Set all flags overridden by options, after probe. @@ -1464,6 +1487,7 @@ void __init identify_boot_cpu(void) enable_sep_cpu(); #endif cpu_detect_tlb(&boot_cpu_data); + setup_cr_pinning(); } void identify_secondary_cpu(struct cpuinfo_x86 *c) diff --git a/arch/x86/kernel/cpu/cpuid-deps.c b/arch/x86/kernel/cpu/cpuid-deps.c index 2c0bd38a44ab..b5353244749b 100644 --- a/arch/x86/kernel/cpu/cpuid-deps.c +++ b/arch/x86/kernel/cpu/cpuid-deps.c @@ -20,6 +20,7 @@ struct cpuid_dep { * but it's difficult to tell that to the init reference checker. */ static const struct cpuid_dep cpuid_deps[] = { + { X86_FEATURE_FXSR, X86_FEATURE_FPU }, { X86_FEATURE_XSAVEOPT, X86_FEATURE_XSAVE }, { X86_FEATURE_XSAVEC, X86_FEATURE_XSAVE }, { X86_FEATURE_XSAVES, X86_FEATURE_XSAVE }, @@ -27,7 +28,11 @@ static const struct cpuid_dep cpuid_deps[] = { { X86_FEATURE_PKU, X86_FEATURE_XSAVE }, { X86_FEATURE_MPX, X86_FEATURE_XSAVE }, { X86_FEATURE_XGETBV1, X86_FEATURE_XSAVE }, + { X86_FEATURE_CMOV, X86_FEATURE_FXSR }, + { X86_FEATURE_MMX, X86_FEATURE_FXSR }, + { X86_FEATURE_MMXEXT, X86_FEATURE_MMX }, { X86_FEATURE_FXSR_OPT, X86_FEATURE_FXSR }, + { X86_FEATURE_XSAVE, X86_FEATURE_FXSR }, { X86_FEATURE_XMM, X86_FEATURE_FXSR }, { X86_FEATURE_XMM2, X86_FEATURE_XMM }, { X86_FEATURE_XMM3, X86_FEATURE_XMM2 }, @@ -59,6 +64,10 @@ static const struct cpuid_dep cpuid_deps[] = { { X86_FEATURE_AVX512_4VNNIW, X86_FEATURE_AVX512F }, { X86_FEATURE_AVX512_4FMAPS, X86_FEATURE_AVX512F }, { X86_FEATURE_AVX512_VPOPCNTDQ, X86_FEATURE_AVX512F }, + { X86_FEATURE_CQM_OCCUP_LLC, X86_FEATURE_CQM_LLC }, + { X86_FEATURE_CQM_MBM_TOTAL, X86_FEATURE_CQM_LLC }, + { X86_FEATURE_CQM_MBM_LOCAL, X86_FEATURE_CQM_LLC }, + { X86_FEATURE_AVX512_BF16, X86_FEATURE_AVX512VL }, {} }; diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c index f17c1a714779..8d6d92ebeb54 100644 --- a/arch/x86/kernel/cpu/intel.c +++ b/arch/x86/kernel/cpu/intel.c @@ -66,6 +66,32 @@ void check_mpx_erratum(struct cpuinfo_x86 *c) } } +/* + * Processors which have self-snooping capability can handle conflicting + * memory type across CPUs by snooping its own cache. However, there exists + * CPU models in which having conflicting memory types still leads to + * unpredictable behavior, machine check errors, or hangs. Clear this + * feature to prevent its use on machines with known erratas. + */ +static void check_memory_type_self_snoop_errata(struct cpuinfo_x86 *c) +{ + switch (c->x86_model) { + case INTEL_FAM6_CORE_YONAH: + case INTEL_FAM6_CORE2_MEROM: + case INTEL_FAM6_CORE2_MEROM_L: + case INTEL_FAM6_CORE2_PENRYN: + case INTEL_FAM6_CORE2_DUNNINGTON: + case INTEL_FAM6_NEHALEM: + case INTEL_FAM6_NEHALEM_G: + case INTEL_FAM6_NEHALEM_EP: + case INTEL_FAM6_NEHALEM_EX: + case INTEL_FAM6_WESTMERE: + case INTEL_FAM6_WESTMERE_EP: + case INTEL_FAM6_SANDYBRIDGE: + setup_clear_cpu_cap(X86_FEATURE_SELFSNOOP); + } +} + static bool ring3mwait_disabled __read_mostly; static int __init ring3mwait_disable(char *__unused) @@ -304,6 +330,7 @@ static void early_init_intel(struct cpuinfo_x86 *c) } check_mpx_erratum(c); + check_memory_type_self_snoop_errata(c); /* * Get the number of SMT siblings early from the extended topology diff --git a/arch/x86/kernel/cpu/mce/amd.c b/arch/x86/kernel/cpu/mce/amd.c index 785050af85e5..6ea7fdc82f3c 100644 --- a/arch/x86/kernel/cpu/mce/amd.c +++ b/arch/x86/kernel/cpu/mce/amd.c @@ -99,11 +99,6 @@ static struct smca_bank_name smca_names[] = { [SMCA_PCIE] = { "pcie", "PCI Express Unit" }, }; -static u32 smca_bank_addrs[MAX_NR_BANKS][NR_BLOCKS] __ro_after_init = -{ - [0 ... MAX_NR_BANKS - 1] = { [0 ... NR_BLOCKS - 1] = -1 } -}; - static const char *smca_get_name(enum smca_bank_types t) { if (t >= N_SMCA_BANK_TYPES) @@ -197,6 +192,9 @@ static char buf_mcatype[MAX_MCATYPE_NAME_LEN]; static DEFINE_PER_CPU(struct threshold_bank **, threshold_banks); static DEFINE_PER_CPU(unsigned int, bank_map); /* see which banks are on */ +/* Map of banks that have more than MCA_MISC0 available. */ +static DEFINE_PER_CPU(u32, smca_misc_banks_map); + static void amd_threshold_interrupt(void); static void amd_deferred_error_interrupt(void); @@ -206,6 +204,28 @@ static void default_deferred_error_interrupt(void) } void (*deferred_error_int_vector)(void) = default_deferred_error_interrupt; +static void smca_set_misc_banks_map(unsigned int bank, unsigned int cpu) +{ + u32 low, high; + + /* + * For SMCA enabled processors, BLKPTR field of the first MISC register + * (MCx_MISC0) indicates presence of additional MISC regs set (MISC1-4). + */ + if (rdmsr_safe(MSR_AMD64_SMCA_MCx_CONFIG(bank), &low, &high)) + return; + + if (!(low & MCI_CONFIG_MCAX)) + return; + + if (rdmsr_safe(MSR_AMD64_SMCA_MCx_MISC(bank), &low, &high)) + return; + + if (low & MASK_BLKPTR_LO) + per_cpu(smca_misc_banks_map, cpu) |= BIT(bank); + +} + static void smca_configure(unsigned int bank, unsigned int cpu) { unsigned int i, hwid_mcatype; @@ -243,6 +263,8 @@ static void smca_configure(unsigned int bank, unsigned int cpu) wrmsr(smca_config, low, high); } + smca_set_misc_banks_map(bank, cpu); + /* Return early if this bank was already initialized. */ if (smca_banks[bank].hwid) return; @@ -453,50 +475,29 @@ static void deferred_error_interrupt_enable(struct cpuinfo_x86 *c) wrmsr(MSR_CU_DEF_ERR, low, high); } -static u32 smca_get_block_address(unsigned int bank, unsigned int block) +static u32 smca_get_block_address(unsigned int bank, unsigned int block, + unsigned int cpu) { - u32 low, high; - u32 addr = 0; - - if (smca_get_bank_type(bank) == SMCA_RESERVED) - return addr; - if (!block) return MSR_AMD64_SMCA_MCx_MISC(bank); - /* Check our cache first: */ - if (smca_bank_addrs[bank][block] != -1) - return smca_bank_addrs[bank][block]; - - /* - * For SMCA enabled processors, BLKPTR field of the first MISC register - * (MCx_MISC0) indicates presence of additional MISC regs set (MISC1-4). - */ - if (rdmsr_safe(MSR_AMD64_SMCA_MCx_CONFIG(bank), &low, &high)) - goto out; - - if (!(low & MCI_CONFIG_MCAX)) - goto out; - - if (!rdmsr_safe(MSR_AMD64_SMCA_MCx_MISC(bank), &low, &high) && - (low & MASK_BLKPTR_LO)) - addr = MSR_AMD64_SMCA_MCx_MISCy(bank, block - 1); + if (!(per_cpu(smca_misc_banks_map, cpu) & BIT(bank))) + return 0; -out: - smca_bank_addrs[bank][block] = addr; - return addr; + return MSR_AMD64_SMCA_MCx_MISCy(bank, block - 1); } static u32 get_block_address(u32 current_addr, u32 low, u32 high, - unsigned int bank, unsigned int block) + unsigned int bank, unsigned int block, + unsigned int cpu) { u32 addr = 0, offset = 0; - if ((bank >= mca_cfg.banks) || (block >= NR_BLOCKS)) + if ((bank >= per_cpu(mce_num_banks, cpu)) || (block >= NR_BLOCKS)) return addr; if (mce_flags.smca) - return smca_get_block_address(bank, block); + return smca_get_block_address(bank, block, cpu); /* Fall back to method we used for older processors: */ switch (block) { @@ -624,18 +625,19 @@ void disable_err_thresholding(struct cpuinfo_x86 *c, unsigned int bank) /* cpu init entry point, called from mce.c with preempt off */ void mce_amd_feature_init(struct cpuinfo_x86 *c) { - u32 low = 0, high = 0, address = 0; unsigned int bank, block, cpu = smp_processor_id(); + u32 low = 0, high = 0, address = 0; int offset = -1; - for (bank = 0; bank < mca_cfg.banks; ++bank) { + + for (bank = 0; bank < this_cpu_read(mce_num_banks); ++bank) { if (mce_flags.smca) smca_configure(bank, cpu); disable_err_thresholding(c, bank); for (block = 0; block < NR_BLOCKS; ++block) { - address = get_block_address(address, low, high, bank, block); + address = get_block_address(address, low, high, bank, block, cpu); if (!address) break; @@ -973,7 +975,7 @@ static void amd_deferred_error_interrupt(void) { unsigned int bank; - for (bank = 0; bank < mca_cfg.banks; ++bank) + for (bank = 0; bank < this_cpu_read(mce_num_banks); ++bank) log_error_deferred(bank); } @@ -1014,7 +1016,7 @@ static void amd_threshold_interrupt(void) struct threshold_block *first_block = NULL, *block = NULL, *tmp = NULL; unsigned int bank, cpu = smp_processor_id(); - for (bank = 0; bank < mca_cfg.banks; ++bank) { + for (bank = 0; bank < this_cpu_read(mce_num_banks); ++bank) { if (!(per_cpu(bank_map, cpu) & (1 << bank))) continue; @@ -1201,7 +1203,7 @@ static int allocate_threshold_blocks(unsigned int cpu, unsigned int bank, u32 low, high; int err; - if ((bank >= mca_cfg.banks) || (block >= NR_BLOCKS)) + if ((bank >= per_cpu(mce_num_banks, cpu)) || (block >= NR_BLOCKS)) return 0; if (rdmsr_safe_on_cpu(cpu, address, &low, &high)) @@ -1252,7 +1254,7 @@ static int allocate_threshold_blocks(unsigned int cpu, unsigned int bank, if (err) goto out_free; recurse: - address = get_block_address(address, low, high, bank, ++block); + address = get_block_address(address, low, high, bank, ++block, cpu); if (!address) return 0; @@ -1435,7 +1437,7 @@ int mce_threshold_remove_device(unsigned int cpu) { unsigned int bank; - for (bank = 0; bank < mca_cfg.banks; ++bank) { + for (bank = 0; bank < per_cpu(mce_num_banks, cpu); ++bank) { if (!(per_cpu(bank_map, cpu) & (1 << bank))) continue; threshold_remove_bank(cpu, bank); @@ -1456,14 +1458,14 @@ int mce_threshold_create_device(unsigned int cpu) if (bp) return 0; - bp = kcalloc(mca_cfg.banks, sizeof(struct threshold_bank *), + bp = kcalloc(per_cpu(mce_num_banks, cpu), sizeof(struct threshold_bank *), GFP_KERNEL); if (!bp) return -ENOMEM; per_cpu(threshold_banks, cpu) = bp; - for (bank = 0; bank < mca_cfg.banks; ++bank) { + for (bank = 0; bank < per_cpu(mce_num_banks, cpu); ++bank) { if (!(per_cpu(bank_map, cpu) & (1 << bank))) continue; err = threshold_create_bank(cpu, bank); diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c index 282916f3b8d8..066562a1ea20 100644 --- a/arch/x86/kernel/cpu/mce/core.c +++ b/arch/x86/kernel/cpu/mce/core.c @@ -65,7 +65,23 @@ static DEFINE_MUTEX(mce_sysfs_mutex); DEFINE_PER_CPU(unsigned, mce_exception_count); -struct mce_bank *mce_banks __read_mostly; +DEFINE_PER_CPU_READ_MOSTLY(unsigned int, mce_num_banks); + +struct mce_bank { + u64 ctl; /* subevents to enable */ + bool init; /* initialise bank? */ +}; +static DEFINE_PER_CPU_READ_MOSTLY(struct mce_bank[MAX_NR_BANKS], mce_banks_array); + +#define ATTR_LEN 16 +/* One object for each MCE bank, shared by all CPUs */ +struct mce_bank_dev { + struct device_attribute attr; /* device attribute */ + char attrname[ATTR_LEN]; /* attribute name */ + u8 bank; /* bank number */ +}; +static struct mce_bank_dev mce_bank_devs[MAX_NR_BANKS]; + struct mce_vendor_flags mce_flags __read_mostly; struct mca_config mca_cfg __read_mostly = { @@ -675,6 +691,7 @@ DEFINE_PER_CPU(unsigned, mce_poll_count); */ bool machine_check_poll(enum mcp_flags flags, mce_banks_t *b) { + struct mce_bank *mce_banks = this_cpu_ptr(mce_banks_array); bool error_seen = false; struct mce m; int i; @@ -686,7 +703,7 @@ bool machine_check_poll(enum mcp_flags flags, mce_banks_t *b) if (flags & MCP_TIMESTAMP) m.tsc = rdtsc(); - for (i = 0; i < mca_cfg.banks; i++) { + for (i = 0; i < this_cpu_read(mce_num_banks); i++) { if (!mce_banks[i].ctl || !test_bit(i, *b)) continue; @@ -788,7 +805,7 @@ static int mce_no_way_out(struct mce *m, char **msg, unsigned long *validp, char *tmp; int i; - for (i = 0; i < mca_cfg.banks; i++) { + for (i = 0; i < this_cpu_read(mce_num_banks); i++) { m->status = mce_rdmsrl(msr_ops.status(i)); if (!(m->status & MCI_STATUS_VAL)) continue; @@ -1068,7 +1085,7 @@ static void mce_clear_state(unsigned long *toclear) { int i; - for (i = 0; i < mca_cfg.banks; i++) { + for (i = 0; i < this_cpu_read(mce_num_banks); i++) { if (test_bit(i, toclear)) mce_wrmsrl(msr_ops.status(i), 0); } @@ -1122,10 +1139,11 @@ static void __mc_scan_banks(struct mce *m, struct mce *final, unsigned long *toclear, unsigned long *valid_banks, int no_way_out, int *worst) { + struct mce_bank *mce_banks = this_cpu_ptr(mce_banks_array); struct mca_config *cfg = &mca_cfg; int severity, i; - for (i = 0; i < cfg->banks; i++) { + for (i = 0; i < this_cpu_read(mce_num_banks); i++) { __clear_bit(i, toclear); if (!test_bit(i, valid_banks)) continue; @@ -1463,27 +1481,29 @@ int mce_notify_irq(void) } EXPORT_SYMBOL_GPL(mce_notify_irq); -static int __mcheck_cpu_mce_banks_init(void) +static void __mcheck_cpu_mce_banks_init(void) { + struct mce_bank *mce_banks = this_cpu_ptr(mce_banks_array); + u8 n_banks = this_cpu_read(mce_num_banks); int i; - mce_banks = kcalloc(MAX_NR_BANKS, sizeof(struct mce_bank), GFP_KERNEL); - if (!mce_banks) - return -ENOMEM; - - for (i = 0; i < MAX_NR_BANKS; i++) { + for (i = 0; i < n_banks; i++) { struct mce_bank *b = &mce_banks[i]; + /* + * Init them all, __mcheck_cpu_apply_quirks() is going to apply + * the required vendor quirks before + * __mcheck_cpu_init_clear_banks() does the final bank setup. + */ b->ctl = -1ULL; b->init = 1; } - return 0; } /* * Initialize Machine Checks for a CPU. */ -static int __mcheck_cpu_cap_init(void) +static void __mcheck_cpu_cap_init(void) { u64 cap; u8 b; @@ -1491,16 +1511,16 @@ static int __mcheck_cpu_cap_init(void) rdmsrl(MSR_IA32_MCG_CAP, cap); b = cap & MCG_BANKCNT_MASK; - if (WARN_ON_ONCE(b > MAX_NR_BANKS)) + + if (b > MAX_NR_BANKS) { + pr_warn("CPU%d: Using only %u machine check banks out of %u\n", + smp_processor_id(), MAX_NR_BANKS, b); b = MAX_NR_BANKS; + } - mca_cfg.banks = max(mca_cfg.banks, b); + this_cpu_write(mce_num_banks, b); - if (!mce_banks) { - int err = __mcheck_cpu_mce_banks_init(); - if (err) - return err; - } + __mcheck_cpu_mce_banks_init(); /* Use accurate RIP reporting if available. */ if ((cap & MCG_EXT_P) && MCG_EXT_CNT(cap) >= 9) @@ -1508,8 +1528,6 @@ static int __mcheck_cpu_cap_init(void) if (cap & MCG_SER_P) mca_cfg.ser = 1; - - return 0; } static void __mcheck_cpu_init_generic(void) @@ -1536,9 +1554,10 @@ static void __mcheck_cpu_init_generic(void) static void __mcheck_cpu_init_clear_banks(void) { + struct mce_bank *mce_banks = this_cpu_ptr(mce_banks_array); int i; - for (i = 0; i < mca_cfg.banks; i++) { + for (i = 0; i < this_cpu_read(mce_num_banks); i++) { struct mce_bank *b = &mce_banks[i]; if (!b->init) @@ -1549,6 +1568,33 @@ static void __mcheck_cpu_init_clear_banks(void) } /* + * Do a final check to see if there are any unused/RAZ banks. + * + * This must be done after the banks have been initialized and any quirks have + * been applied. + * + * Do not call this from any user-initiated flows, e.g. CPU hotplug or sysfs. + * Otherwise, a user who disables a bank will not be able to re-enable it + * without a system reboot. + */ +static void __mcheck_cpu_check_banks(void) +{ + struct mce_bank *mce_banks = this_cpu_ptr(mce_banks_array); + u64 msrval; + int i; + + for (i = 0; i < this_cpu_read(mce_num_banks); i++) { + struct mce_bank *b = &mce_banks[i]; + + if (!b->init) + continue; + + rdmsrl(msr_ops.ctl(i), msrval); + b->init = !!msrval; + } +} + +/* * During IFU recovery Sandy Bridge -EP4S processors set the RIPV and * EIPV bits in MCG_STATUS to zero on the affected logical processor (SDM * Vol 3B Table 15-20). But this confuses both the code that determines @@ -1579,6 +1625,7 @@ static void quirk_sandybridge_ifu(int bank, struct mce *m, struct pt_regs *regs) /* Add per CPU specific workarounds here */ static int __mcheck_cpu_apply_quirks(struct cpuinfo_x86 *c) { + struct mce_bank *mce_banks = this_cpu_ptr(mce_banks_array); struct mca_config *cfg = &mca_cfg; if (c->x86_vendor == X86_VENDOR_UNKNOWN) { @@ -1588,7 +1635,7 @@ static int __mcheck_cpu_apply_quirks(struct cpuinfo_x86 *c) /* This should be disabled by the BIOS, but isn't always */ if (c->x86_vendor == X86_VENDOR_AMD) { - if (c->x86 == 15 && cfg->banks > 4) { + if (c->x86 == 15 && this_cpu_read(mce_num_banks) > 4) { /* * disable GART TBL walk error reporting, which * trips off incorrectly with the IOMMU & 3ware @@ -1607,7 +1654,7 @@ static int __mcheck_cpu_apply_quirks(struct cpuinfo_x86 *c) * Various K7s with broken bank 0 around. Always disable * by default. */ - if (c->x86 == 6 && cfg->banks > 0) + if (c->x86 == 6 && this_cpu_read(mce_num_banks) > 0) mce_banks[0].ctl = 0; /* @@ -1629,7 +1676,7 @@ static int __mcheck_cpu_apply_quirks(struct cpuinfo_x86 *c) * valid event later, merely don't write CTL0. */ - if (c->x86 == 6 && c->x86_model < 0x1A && cfg->banks > 0) + if (c->x86 == 6 && c->x86_model < 0x1A && this_cpu_read(mce_num_banks) > 0) mce_banks[0].init = 0; /* @@ -1815,7 +1862,9 @@ void mcheck_cpu_init(struct cpuinfo_x86 *c) if (!mce_available(c)) return; - if (__mcheck_cpu_cap_init() < 0 || __mcheck_cpu_apply_quirks(c) < 0) { + __mcheck_cpu_cap_init(); + + if (__mcheck_cpu_apply_quirks(c) < 0) { mca_cfg.disabled = 1; return; } @@ -1832,6 +1881,7 @@ void mcheck_cpu_init(struct cpuinfo_x86 *c) __mcheck_cpu_init_generic(); __mcheck_cpu_init_vendor(c); __mcheck_cpu_init_clear_banks(); + __mcheck_cpu_check_banks(); __mcheck_cpu_setup_timer(); } @@ -1863,7 +1913,7 @@ static void __mce_disable_bank(void *arg) void mce_disable_bank(int bank) { - if (bank >= mca_cfg.banks) { + if (bank >= this_cpu_read(mce_num_banks)) { pr_warn(FW_BUG "Ignoring request to disable invalid MCA bank %d.\n", bank); @@ -1949,9 +1999,10 @@ int __init mcheck_init(void) */ static void mce_disable_error_reporting(void) { + struct mce_bank *mce_banks = this_cpu_ptr(mce_banks_array); int i; - for (i = 0; i < mca_cfg.banks; i++) { + for (i = 0; i < this_cpu_read(mce_num_banks); i++) { struct mce_bank *b = &mce_banks[i]; if (b->init) @@ -2051,26 +2102,47 @@ static struct bus_type mce_subsys = { DEFINE_PER_CPU(struct device *, mce_device); -static inline struct mce_bank *attr_to_bank(struct device_attribute *attr) +static inline struct mce_bank_dev *attr_to_bank(struct device_attribute *attr) { - return container_of(attr, struct mce_bank, attr); + return container_of(attr, struct mce_bank_dev, attr); } static ssize_t show_bank(struct device *s, struct device_attribute *attr, char *buf) { - return sprintf(buf, "%llx\n", attr_to_bank(attr)->ctl); + u8 bank = attr_to_bank(attr)->bank; + struct mce_bank *b; + + if (bank >= per_cpu(mce_num_banks, s->id)) + return -EINVAL; + + b = &per_cpu(mce_banks_array, s->id)[bank]; + + if (!b->init) + return -ENODEV; + + return sprintf(buf, "%llx\n", b->ctl); } static ssize_t set_bank(struct device *s, struct device_attribute *attr, const char *buf, size_t size) { + u8 bank = attr_to_bank(attr)->bank; + struct mce_bank *b; u64 new; if (kstrtou64(buf, 0, &new) < 0) return -EINVAL; - attr_to_bank(attr)->ctl = new; + if (bank >= per_cpu(mce_num_banks, s->id)) + return -EINVAL; + + b = &per_cpu(mce_banks_array, s->id)[bank]; + + if (!b->init) + return -ENODEV; + + b->ctl = new; mce_restart(); return size; @@ -2185,7 +2257,7 @@ static void mce_device_release(struct device *dev) kfree(dev); } -/* Per cpu device init. All of the cpus still share the same ctrl bank: */ +/* Per CPU device init. All of the CPUs still share the same bank device: */ static int mce_device_create(unsigned int cpu) { struct device *dev; @@ -2217,8 +2289,8 @@ static int mce_device_create(unsigned int cpu) if (err) goto error; } - for (j = 0; j < mca_cfg.banks; j++) { - err = device_create_file(dev, &mce_banks[j].attr); + for (j = 0; j < per_cpu(mce_num_banks, cpu); j++) { + err = device_create_file(dev, &mce_bank_devs[j].attr); if (err) goto error2; } @@ -2228,7 +2300,7 @@ static int mce_device_create(unsigned int cpu) return 0; error2: while (--j >= 0) - device_remove_file(dev, &mce_banks[j].attr); + device_remove_file(dev, &mce_bank_devs[j].attr); error: while (--i >= 0) device_remove_file(dev, mce_device_attrs[i]); @@ -2249,8 +2321,8 @@ static void mce_device_remove(unsigned int cpu) for (i = 0; mce_device_attrs[i]; i++) device_remove_file(dev, mce_device_attrs[i]); - for (i = 0; i < mca_cfg.banks; i++) - device_remove_file(dev, &mce_banks[i].attr); + for (i = 0; i < per_cpu(mce_num_banks, cpu); i++) + device_remove_file(dev, &mce_bank_devs[i].attr); device_unregister(dev); cpumask_clear_cpu(cpu, mce_device_initialized); @@ -2271,6 +2343,7 @@ static void mce_disable_cpu(void) static void mce_reenable_cpu(void) { + struct mce_bank *mce_banks = this_cpu_ptr(mce_banks_array); int i; if (!mce_available(raw_cpu_ptr(&cpu_info))) @@ -2278,7 +2351,7 @@ static void mce_reenable_cpu(void) if (!cpuhp_tasks_frozen) cmci_reenable(); - for (i = 0; i < mca_cfg.banks; i++) { + for (i = 0; i < this_cpu_read(mce_num_banks); i++) { struct mce_bank *b = &mce_banks[i]; if (b->init) @@ -2328,10 +2401,12 @@ static __init void mce_init_banks(void) { int i; - for (i = 0; i < mca_cfg.banks; i++) { - struct mce_bank *b = &mce_banks[i]; + for (i = 0; i < MAX_NR_BANKS; i++) { + struct mce_bank_dev *b = &mce_bank_devs[i]; struct device_attribute *a = &b->attr; + b->bank = i; + sysfs_attr_init(&a->attr); a->attr.name = b->attrname; snprintf(b->attrname, ATTR_LEN, "bank%d", i); @@ -2441,22 +2516,16 @@ static int fake_panic_set(void *data, u64 val) DEFINE_DEBUGFS_ATTRIBUTE(fake_panic_fops, fake_panic_get, fake_panic_set, "%llu\n"); -static int __init mcheck_debugfs_init(void) +static void __init mcheck_debugfs_init(void) { - struct dentry *dmce, *ffake_panic; + struct dentry *dmce; dmce = mce_get_debugfs_dir(); - if (!dmce) - return -ENOMEM; - ffake_panic = debugfs_create_file_unsafe("fake_panic", 0444, dmce, - NULL, &fake_panic_fops); - if (!ffake_panic) - return -ENOMEM; - - return 0; + debugfs_create_file_unsafe("fake_panic", 0444, dmce, NULL, + &fake_panic_fops); } #else -static int __init mcheck_debugfs_init(void) { return -EINVAL; } +static void __init mcheck_debugfs_init(void) { } #endif DEFINE_STATIC_KEY_FALSE(mcsafe_key); @@ -2464,8 +2533,6 @@ EXPORT_SYMBOL_GPL(mcsafe_key); static int __init mcheck_late_init(void) { - pr_info("Using %d MCE banks\n", mca_cfg.banks); - if (mca_cfg.recovery) static_branch_inc(&mcsafe_key); diff --git a/arch/x86/kernel/cpu/mce/inject.c b/arch/x86/kernel/cpu/mce/inject.c index 5d108f70f315..1f30117b24ba 100644 --- a/arch/x86/kernel/cpu/mce/inject.c +++ b/arch/x86/kernel/cpu/mce/inject.c @@ -645,7 +645,6 @@ static const struct file_operations readme_fops = { static struct dfs_node { char *name; - struct dentry *d; const struct file_operations *fops; umode_t perm; } dfs_fls[] = { @@ -659,49 +658,23 @@ static struct dfs_node { { .name = "README", .fops = &readme_fops, .perm = S_IRUSR | S_IRGRP | S_IROTH }, }; -static int __init debugfs_init(void) +static void __init debugfs_init(void) { unsigned int i; dfs_inj = debugfs_create_dir("mce-inject", NULL); - if (!dfs_inj) - return -EINVAL; - - for (i = 0; i < ARRAY_SIZE(dfs_fls); i++) { - dfs_fls[i].d = debugfs_create_file(dfs_fls[i].name, - dfs_fls[i].perm, - dfs_inj, - &i_mce, - dfs_fls[i].fops); - - if (!dfs_fls[i].d) - goto err_dfs_add; - } - - return 0; - -err_dfs_add: - while (i-- > 0) - debugfs_remove(dfs_fls[i].d); - debugfs_remove(dfs_inj); - dfs_inj = NULL; - - return -ENODEV; + for (i = 0; i < ARRAY_SIZE(dfs_fls); i++) + debugfs_create_file(dfs_fls[i].name, dfs_fls[i].perm, dfs_inj, + &i_mce, dfs_fls[i].fops); } static int __init inject_init(void) { - int err; - if (!alloc_cpumask_var(&mce_inject_cpumask, GFP_KERNEL)) return -ENOMEM; - err = debugfs_init(); - if (err) { - free_cpumask_var(mce_inject_cpumask); - return err; - } + debugfs_init(); register_nmi_handler(NMI_LOCAL, mce_raise_notify, 0, "mce_notify"); mce_register_injector_chain(&inject_nb); diff --git a/arch/x86/kernel/cpu/mce/internal.h b/arch/x86/kernel/cpu/mce/internal.h index a34b55baa7aa..43031db429d2 100644 --- a/arch/x86/kernel/cpu/mce/internal.h +++ b/arch/x86/kernel/cpu/mce/internal.h @@ -22,17 +22,8 @@ enum severity_level { extern struct blocking_notifier_head x86_mce_decoder_chain; -#define ATTR_LEN 16 #define INITIAL_CHECK_INTERVAL 5 * 60 /* 5 minutes */ -/* One object for each MCE bank, shared by all CPUs */ -struct mce_bank { - u64 ctl; /* subevents to enable */ - unsigned char init; /* initialise bank? */ - struct device_attribute attr; /* device attribute */ - char attrname[ATTR_LEN]; /* attribute name */ -}; - struct mce_evt_llist { struct llist_node llnode; struct mce mce; @@ -47,7 +38,6 @@ struct llist_node *mce_gen_pool_prepare_records(void); extern int (*mce_severity)(struct mce *a, int tolerant, char **msg, bool is_excp); struct dentry *mce_get_debugfs_dir(void); -extern struct mce_bank *mce_banks; extern mce_banks_t mce_banks_ce_disabled; #ifdef CONFIG_X86_MCE_INTEL @@ -128,7 +118,6 @@ struct mca_config { bios_cmci_threshold : 1, __reserved : 59; - u8 banks; s8 bootlog; int tolerant; int monarch_timeout; @@ -137,6 +126,7 @@ struct mca_config { }; extern struct mca_config mca_cfg; +DECLARE_PER_CPU_READ_MOSTLY(unsigned int, mce_num_banks); struct mce_vendor_flags { /* diff --git a/arch/x86/kernel/cpu/mce/severity.c b/arch/x86/kernel/cpu/mce/severity.c index 2d33a26d257e..210f1f5db5f7 100644 --- a/arch/x86/kernel/cpu/mce/severity.c +++ b/arch/x86/kernel/cpu/mce/severity.c @@ -400,21 +400,13 @@ static const struct file_operations severities_coverage_fops = { static int __init severities_debugfs_init(void) { - struct dentry *dmce, *fsev; + struct dentry *dmce; dmce = mce_get_debugfs_dir(); - if (!dmce) - goto err_out; - - fsev = debugfs_create_file("severities-coverage", 0444, dmce, NULL, - &severities_coverage_fops); - if (!fsev) - goto err_out; + debugfs_create_file("severities-coverage", 0444, dmce, NULL, + &severities_coverage_fops); return 0; - -err_out: - return -ENOMEM; } late_initcall(severities_debugfs_init); #endif /* CONFIG_DEBUG_FS */ diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c index 70a04436380e..cb0fdcaf1415 100644 --- a/arch/x86/kernel/cpu/microcode/core.c +++ b/arch/x86/kernel/cpu/microcode/core.c @@ -789,13 +789,16 @@ static struct syscore_ops mc_syscore_ops = { .resume = mc_bp_resume, }; -static int mc_cpu_online(unsigned int cpu) +static int mc_cpu_starting(unsigned int cpu) { - struct device *dev; - - dev = get_cpu_device(cpu); microcode_update_cpu(cpu); pr_debug("CPU%d added\n", cpu); + return 0; +} + +static int mc_cpu_online(unsigned int cpu) +{ + struct device *dev = get_cpu_device(cpu); if (sysfs_create_group(&dev->kobj, &mc_attr_group)) pr_err("Failed to create group for CPU%d\n", cpu); @@ -872,6 +875,8 @@ int __init microcode_init(void) goto out_ucode_group; register_syscore_ops(&mc_syscore_ops); + cpuhp_setup_state_nocalls(CPUHP_AP_MICROCODE_LOADER, "x86/microcode:starting", + mc_cpu_starting, NULL); cpuhp_setup_state_nocalls(CPUHP_AP_ONLINE_DYN, "x86/microcode:online", mc_cpu_online, mc_cpu_down_prep); diff --git a/arch/x86/kernel/cpu/mkcapflags.sh b/arch/x86/kernel/cpu/mkcapflags.sh index d0dfb892c72f..aed45b8895d5 100644 --- a/arch/x86/kernel/cpu/mkcapflags.sh +++ b/arch/x86/kernel/cpu/mkcapflags.sh @@ -4,6 +4,8 @@ # Generate the x86_cap/bug_flags[] arrays from include/asm/cpufeatures.h # +set -e + IN=$1 OUT=$2 diff --git a/arch/x86/kernel/cpu/mshyperv.c b/arch/x86/kernel/cpu/mshyperv.c index 7df29f08871b..062f77279ce3 100644 --- a/arch/x86/kernel/cpu/mshyperv.c +++ b/arch/x86/kernel/cpu/mshyperv.c @@ -17,6 +17,7 @@ #include <linux/irq.h> #include <linux/kexec.h> #include <linux/i8253.h> +#include <linux/random.h> #include <asm/processor.h> #include <asm/hypervisor.h> #include <asm/hyperv-tlfs.h> @@ -80,6 +81,7 @@ __visible void __irq_entry hv_stimer0_vector_handler(struct pt_regs *regs) inc_irq_stat(hyperv_stimer0_count); if (hv_stimer0_handler) hv_stimer0_handler(); + add_interrupt_randomness(HYPERV_STIMER0_VECTOR, 0); ack_APIC_irq(); exiting_irq(); @@ -89,7 +91,7 @@ __visible void __irq_entry hv_stimer0_vector_handler(struct pt_regs *regs) int hv_setup_stimer0_irq(int *irq, int *vector, void (*handler)(void)) { *vector = HYPERV_STIMER0_VECTOR; - *irq = 0; /* Unused on x86/x64 */ + *irq = -1; /* Unused on x86/x64 */ hv_stimer0_handler = handler; return 0; } @@ -266,9 +268,9 @@ static void __init ms_hyperv_init_platform(void) rdmsrl(HV_X64_MSR_APIC_FREQUENCY, hv_lapic_frequency); hv_lapic_frequency = div_u64(hv_lapic_frequency, HZ); - lapic_timer_frequency = hv_lapic_frequency; + lapic_timer_period = hv_lapic_frequency; pr_info("Hyper-V: LAPIC Timer Frequency: %#x\n", - lapic_timer_frequency); + lapic_timer_period); } register_nmi_handler(NMI_UNKNOWN, hv_nmi_unknown, NMI_FLAG_FIRST, diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c index 9356c1c9024d..aa5c064a6a22 100644 --- a/arch/x86/kernel/cpu/mtrr/generic.c +++ b/arch/x86/kernel/cpu/mtrr/generic.c @@ -743,7 +743,15 @@ static void prepare_set(void) __acquires(set_atomicity_lock) /* Enter the no-fill (CD=1, NW=0) cache mode and flush caches. */ cr0 = read_cr0() | X86_CR0_CD; write_cr0(cr0); - wbinvd(); + + /* + * Cache flushing is the most time-consuming step when programming + * the MTRRs. Fortunately, as per the Intel Software Development + * Manual, we can skip it if the processor supports cache self- + * snooping. + */ + if (!static_cpu_has(X86_FEATURE_SELFSNOOP)) + wbinvd(); /* Save value of CR4 and clear Page Global Enable (bit 7) */ if (boot_cpu_has(X86_FEATURE_PGE)) { @@ -760,7 +768,10 @@ static void prepare_set(void) __acquires(set_atomicity_lock) /* Disable MTRRs, and set the default type to uncached */ mtrr_wrmsr(MSR_MTRRdefType, deftype_lo & ~0xcff, deftype_hi); - wbinvd(); + + /* Again, only flush caches if we have to. */ + if (!static_cpu_has(X86_FEATURE_SELFSNOOP)) + wbinvd(); } static void post_set(void) __releases(set_atomicity_lock) diff --git a/arch/x86/kernel/cpu/resctrl/monitor.c b/arch/x86/kernel/cpu/resctrl/monitor.c index 7ee93125a211..397206f23d14 100644 --- a/arch/x86/kernel/cpu/resctrl/monitor.c +++ b/arch/x86/kernel/cpu/resctrl/monitor.c @@ -360,6 +360,9 @@ static void update_mba_bw(struct rdtgroup *rgrp, struct rdt_domain *dom_mbm) struct list_head *head; struct rdtgroup *entry; + if (!is_mbm_local_enabled()) + return; + r_mba = &rdt_resources_all[RDT_RESOURCE_MBA]; closid = rgrp->closid; rmid = rgrp->mon.rmid; diff --git a/arch/x86/kernel/cpu/resctrl/pseudo_lock.c b/arch/x86/kernel/cpu/resctrl/pseudo_lock.c index 604c0e3bcc83..d7623e1b927d 100644 --- a/arch/x86/kernel/cpu/resctrl/pseudo_lock.c +++ b/arch/x86/kernel/cpu/resctrl/pseudo_lock.c @@ -431,11 +431,7 @@ static int pseudo_lock_fn(void *_rdtgrp) #else register unsigned int line_size asm("esi"); register unsigned int size asm("edi"); -#ifdef CONFIG_X86_64 - register void *mem_r asm("rbx"); -#else - register void *mem_r asm("ebx"); -#endif /* CONFIG_X86_64 */ + register void *mem_r asm(_ASM_BX); #endif /* CONFIG_KASAN */ /* @@ -1503,7 +1499,7 @@ static int pseudo_lock_dev_mmap(struct file *filp, struct vm_area_struct *vma) * may be scheduled elsewhere and invalidate entries in the * pseudo-locked region. */ - if (!cpumask_subset(¤t->cpus_allowed, &plr->d->cpu_mask)) { + if (!cpumask_subset(current->cpus_ptr, &plr->d->cpu_mask)) { mutex_unlock(&rdtgroup_mutex); return -EINVAL; } diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c index 2f48f208f7e2..bf3034994754 100644 --- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c +++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c @@ -796,8 +796,12 @@ static int rdt_bit_usage_show(struct kernfs_open_file *of, struct seq_file *seq, void *v) { struct rdt_resource *r = of->kn->parent->priv; - u32 sw_shareable = 0, hw_shareable = 0; - u32 exclusive = 0, pseudo_locked = 0; + /* + * Use unsigned long even though only 32 bits are used to ensure + * test_bit() is used safely. + */ + unsigned long sw_shareable = 0, hw_shareable = 0; + unsigned long exclusive = 0, pseudo_locked = 0; struct rdt_domain *dom; int i, hwb, swb, excl, psl; enum rdtgrp_mode mode; @@ -842,10 +846,10 @@ static int rdt_bit_usage_show(struct kernfs_open_file *of, } for (i = r->cache.cbm_len - 1; i >= 0; i--) { pseudo_locked = dom->plr ? dom->plr->cbm : 0; - hwb = test_bit(i, (unsigned long *)&hw_shareable); - swb = test_bit(i, (unsigned long *)&sw_shareable); - excl = test_bit(i, (unsigned long *)&exclusive); - psl = test_bit(i, (unsigned long *)&pseudo_locked); + hwb = test_bit(i, &hw_shareable); + swb = test_bit(i, &sw_shareable); + excl = test_bit(i, &exclusive); + psl = test_bit(i, &pseudo_locked); if (hwb && swb) seq_putc(seq, 'X'); else if (hwb && !swb) @@ -2484,28 +2488,21 @@ out_destroy: * modification to the CBM if the default does not satisfy the * requirements. */ -static void cbm_ensure_valid(u32 *_val, struct rdt_resource *r) +static u32 cbm_ensure_valid(u32 _val, struct rdt_resource *r) { - /* - * Convert the u32 _val to an unsigned long required by all the bit - * operations within this function. No more than 32 bits of this - * converted value can be accessed because all bit operations are - * additionally provided with cbm_len that is initialized during - * hardware enumeration using five bits from the EAX register and - * thus never can exceed 32 bits. - */ - unsigned long *val = (unsigned long *)_val; unsigned int cbm_len = r->cache.cbm_len; unsigned long first_bit, zero_bit; + unsigned long val = _val; - if (*val == 0) - return; + if (!val) + return 0; - first_bit = find_first_bit(val, cbm_len); - zero_bit = find_next_zero_bit(val, cbm_len, first_bit); + first_bit = find_first_bit(&val, cbm_len); + zero_bit = find_next_zero_bit(&val, cbm_len, first_bit); /* Clear any remaining bits to ensure contiguous region */ - bitmap_clear(val, zero_bit, cbm_len - zero_bit); + bitmap_clear(&val, zero_bit, cbm_len - zero_bit); + return (u32)val; } /* @@ -2534,7 +2531,12 @@ static int __init_one_rdt_domain(struct rdt_domain *d, struct rdt_resource *r, if (closid_allocated(i) && i != closid) { mode = rdtgroup_mode_by_closid(i); if (mode == RDT_MODE_PSEUDO_LOCKSETUP) - break; + /* + * ctrl values for locksetup aren't relevant + * until the schemata is written, and the mode + * becomes RDT_MODE_PSEUDO_LOCKED. + */ + continue; /* * If CDP is active include peer domain's * usage to ensure there is no overlap @@ -2558,7 +2560,7 @@ static int __init_one_rdt_domain(struct rdt_domain *d, struct rdt_resource *r, * Force the initial CBM to be valid, user can * modify the CBM based on system availability. */ - cbm_ensure_valid(&d->new_ctrl, r); + d->new_ctrl = cbm_ensure_valid(d->new_ctrl, r); /* * Assign the u32 CBM to an unsigned long to ensure that * bitmap_weight() does not access out-of-bound memory. diff --git a/arch/x86/kernel/cpu/scattered.c b/arch/x86/kernel/cpu/scattered.c index 94aa1c72ca98..adf9b71386ef 100644 --- a/arch/x86/kernel/cpu/scattered.c +++ b/arch/x86/kernel/cpu/scattered.c @@ -26,6 +26,10 @@ struct cpuid_bit { static const struct cpuid_bit cpuid_bits[] = { { X86_FEATURE_APERFMPERF, CPUID_ECX, 0, 0x00000006, 0 }, { X86_FEATURE_EPB, CPUID_ECX, 3, 0x00000006, 0 }, + { X86_FEATURE_CQM_LLC, CPUID_EDX, 1, 0x0000000f, 0 }, + { X86_FEATURE_CQM_OCCUP_LLC, CPUID_EDX, 0, 0x0000000f, 1 }, + { X86_FEATURE_CQM_MBM_TOTAL, CPUID_EDX, 1, 0x0000000f, 1 }, + { X86_FEATURE_CQM_MBM_LOCAL, CPUID_EDX, 2, 0x0000000f, 1 }, { X86_FEATURE_CAT_L3, CPUID_EBX, 1, 0x00000010, 0 }, { X86_FEATURE_CAT_L2, CPUID_EBX, 2, 0x00000010, 0 }, { X86_FEATURE_CDP_L3, CPUID_ECX, 2, 0x00000010, 1 }, diff --git a/arch/x86/kernel/cpu/umwait.c b/arch/x86/kernel/cpu/umwait.c new file mode 100644 index 000000000000..6a204e7336c1 --- /dev/null +++ b/arch/x86/kernel/cpu/umwait.c @@ -0,0 +1,200 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <linux/syscore_ops.h> +#include <linux/suspend.h> +#include <linux/cpu.h> + +#include <asm/msr.h> + +#define UMWAIT_C02_ENABLE 0 + +#define UMWAIT_CTRL_VAL(max_time, c02_disable) \ + (((max_time) & MSR_IA32_UMWAIT_CONTROL_TIME_MASK) | \ + ((c02_disable) & MSR_IA32_UMWAIT_CONTROL_C02_DISABLE)) + +/* + * Cache IA32_UMWAIT_CONTROL MSR. This is a systemwide control. By default, + * umwait max time is 100000 in TSC-quanta and C0.2 is enabled + */ +static u32 umwait_control_cached = UMWAIT_CTRL_VAL(100000, UMWAIT_C02_ENABLE); + +/* + * Serialize access to umwait_control_cached and IA32_UMWAIT_CONTROL MSR in + * the sysfs write functions. + */ +static DEFINE_MUTEX(umwait_lock); + +static void umwait_update_control_msr(void * unused) +{ + lockdep_assert_irqs_disabled(); + wrmsr(MSR_IA32_UMWAIT_CONTROL, READ_ONCE(umwait_control_cached), 0); +} + +/* + * The CPU hotplug callback sets the control MSR to the global control + * value. + * + * Disable interrupts so the read of umwait_control_cached and the WRMSR + * are protected against a concurrent sysfs write. Otherwise the sysfs + * write could update the cached value after it had been read on this CPU + * and issue the IPI before the old value had been written. The IPI would + * interrupt, write the new value and after return from IPI the previous + * value would be written by this CPU. + * + * With interrupts disabled the upcoming CPU either sees the new control + * value or the IPI is updating this CPU to the new control value after + * interrupts have been reenabled. + */ +static int umwait_cpu_online(unsigned int cpu) +{ + local_irq_disable(); + umwait_update_control_msr(NULL); + local_irq_enable(); + return 0; +} + +/* + * On resume, restore IA32_UMWAIT_CONTROL MSR on the boot processor which + * is the only active CPU at this time. The MSR is set up on the APs via the + * CPU hotplug callback. + * + * This function is invoked on resume from suspend and hibernation. On + * resume from suspend the restore should be not required, but we neither + * trust the firmware nor does it matter if the same value is written + * again. + */ +static void umwait_syscore_resume(void) +{ + umwait_update_control_msr(NULL); +} + +static struct syscore_ops umwait_syscore_ops = { + .resume = umwait_syscore_resume, +}; + +/* sysfs interface */ + +/* + * When bit 0 in IA32_UMWAIT_CONTROL MSR is 1, C0.2 is disabled. + * Otherwise, C0.2 is enabled. + */ +static inline bool umwait_ctrl_c02_enabled(u32 ctrl) +{ + return !(ctrl & MSR_IA32_UMWAIT_CONTROL_C02_DISABLE); +} + +static inline u32 umwait_ctrl_max_time(u32 ctrl) +{ + return ctrl & MSR_IA32_UMWAIT_CONTROL_TIME_MASK; +} + +static inline void umwait_update_control(u32 maxtime, bool c02_enable) +{ + u32 ctrl = maxtime & MSR_IA32_UMWAIT_CONTROL_TIME_MASK; + + if (!c02_enable) + ctrl |= MSR_IA32_UMWAIT_CONTROL_C02_DISABLE; + + WRITE_ONCE(umwait_control_cached, ctrl); + /* Propagate to all CPUs */ + on_each_cpu(umwait_update_control_msr, NULL, 1); +} + +static ssize_t +enable_c02_show(struct device *dev, struct device_attribute *attr, char *buf) +{ + u32 ctrl = READ_ONCE(umwait_control_cached); + + return sprintf(buf, "%d\n", umwait_ctrl_c02_enabled(ctrl)); +} + +static ssize_t enable_c02_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + bool c02_enable; + u32 ctrl; + int ret; + + ret = kstrtobool(buf, &c02_enable); + if (ret) + return ret; + + mutex_lock(&umwait_lock); + + ctrl = READ_ONCE(umwait_control_cached); + if (c02_enable != umwait_ctrl_c02_enabled(ctrl)) + umwait_update_control(ctrl, c02_enable); + + mutex_unlock(&umwait_lock); + + return count; +} +static DEVICE_ATTR_RW(enable_c02); + +static ssize_t +max_time_show(struct device *kobj, struct device_attribute *attr, char *buf) +{ + u32 ctrl = READ_ONCE(umwait_control_cached); + + return sprintf(buf, "%u\n", umwait_ctrl_max_time(ctrl)); +} + +static ssize_t max_time_store(struct device *kobj, + struct device_attribute *attr, + const char *buf, size_t count) +{ + u32 max_time, ctrl; + int ret; + + ret = kstrtou32(buf, 0, &max_time); + if (ret) + return ret; + + /* bits[1:0] must be zero */ + if (max_time & ~MSR_IA32_UMWAIT_CONTROL_TIME_MASK) + return -EINVAL; + + mutex_lock(&umwait_lock); + + ctrl = READ_ONCE(umwait_control_cached); + if (max_time != umwait_ctrl_max_time(ctrl)) + umwait_update_control(max_time, umwait_ctrl_c02_enabled(ctrl)); + + mutex_unlock(&umwait_lock); + + return count; +} +static DEVICE_ATTR_RW(max_time); + +static struct attribute *umwait_attrs[] = { + &dev_attr_enable_c02.attr, + &dev_attr_max_time.attr, + NULL +}; + +static struct attribute_group umwait_attr_group = { + .attrs = umwait_attrs, + .name = "umwait_control", +}; + +static int __init umwait_init(void) +{ + struct device *dev; + int ret; + + if (!boot_cpu_has(X86_FEATURE_WAITPKG)) + return -ENODEV; + + ret = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "umwait:online", + umwait_cpu_online, NULL); + + register_syscore_ops(&umwait_syscore_ops); + + /* + * Add umwait control interface. Ignore failure, so at least the + * default values are set up in case the machine manages to boot. + */ + dev = cpu_subsys.dev_root; + return sysfs_create_group(&dev->kobj, &umwait_attr_group); +} +device_initcall(umwait_init); diff --git a/arch/x86/kernel/cpu/vmware.c b/arch/x86/kernel/cpu/vmware.c index 0eda91f8eeac..3c648476d4fb 100644 --- a/arch/x86/kernel/cpu/vmware.c +++ b/arch/x86/kernel/cpu/vmware.c @@ -157,7 +157,7 @@ static void __init vmware_platform_setup(void) #ifdef CONFIG_X86_LOCAL_APIC /* Skip lapic calibration since we know the bus frequency. */ - lapic_timer_frequency = ecx / HZ; + lapic_timer_period = ecx / HZ; pr_info("Host bus clock speed read from hypervisor : %u Hz\n", ecx); #endif diff --git a/arch/x86/kernel/cpu/zhaoxin.c b/arch/x86/kernel/cpu/zhaoxin.c new file mode 100644 index 000000000000..8e6f2f4b4afe --- /dev/null +++ b/arch/x86/kernel/cpu/zhaoxin.c @@ -0,0 +1,167 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <linux/sched.h> +#include <linux/sched/clock.h> + +#include <asm/cpufeature.h> + +#include "cpu.h" + +#define MSR_ZHAOXIN_FCR57 0x00001257 + +#define ACE_PRESENT (1 << 6) +#define ACE_ENABLED (1 << 7) +#define ACE_FCR (1 << 7) /* MSR_ZHAOXIN_FCR */ + +#define RNG_PRESENT (1 << 2) +#define RNG_ENABLED (1 << 3) +#define RNG_ENABLE (1 << 8) /* MSR_ZHAOXIN_RNG */ + +#define X86_VMX_FEATURE_PROC_CTLS_TPR_SHADOW 0x00200000 +#define X86_VMX_FEATURE_PROC_CTLS_VNMI 0x00400000 +#define X86_VMX_FEATURE_PROC_CTLS_2ND_CTLS 0x80000000 +#define X86_VMX_FEATURE_PROC_CTLS2_VIRT_APIC 0x00000001 +#define X86_VMX_FEATURE_PROC_CTLS2_EPT 0x00000002 +#define X86_VMX_FEATURE_PROC_CTLS2_VPID 0x00000020 + +static void init_zhaoxin_cap(struct cpuinfo_x86 *c) +{ + u32 lo, hi; + + /* Test for Extended Feature Flags presence */ + if (cpuid_eax(0xC0000000) >= 0xC0000001) { + u32 tmp = cpuid_edx(0xC0000001); + + /* Enable ACE unit, if present and disabled */ + if ((tmp & (ACE_PRESENT | ACE_ENABLED)) == ACE_PRESENT) { + rdmsr(MSR_ZHAOXIN_FCR57, lo, hi); + /* Enable ACE unit */ + lo |= ACE_FCR; + wrmsr(MSR_ZHAOXIN_FCR57, lo, hi); + pr_info("CPU: Enabled ACE h/w crypto\n"); + } + + /* Enable RNG unit, if present and disabled */ + if ((tmp & (RNG_PRESENT | RNG_ENABLED)) == RNG_PRESENT) { + rdmsr(MSR_ZHAOXIN_FCR57, lo, hi); + /* Enable RNG unit */ + lo |= RNG_ENABLE; + wrmsr(MSR_ZHAOXIN_FCR57, lo, hi); + pr_info("CPU: Enabled h/w RNG\n"); + } + + /* + * Store Extended Feature Flags as word 5 of the CPU + * capability bit array + */ + c->x86_capability[CPUID_C000_0001_EDX] = cpuid_edx(0xC0000001); + } + + if (c->x86 >= 0x6) + set_cpu_cap(c, X86_FEATURE_REP_GOOD); + + cpu_detect_cache_sizes(c); +} + +static void early_init_zhaoxin(struct cpuinfo_x86 *c) +{ + if (c->x86 >= 0x6) + set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC); +#ifdef CONFIG_X86_64 + set_cpu_cap(c, X86_FEATURE_SYSENTER32); +#endif + if (c->x86_power & (1 << 8)) { + set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC); + set_cpu_cap(c, X86_FEATURE_NONSTOP_TSC); + } + + if (c->cpuid_level >= 0x00000001) { + u32 eax, ebx, ecx, edx; + + cpuid(0x00000001, &eax, &ebx, &ecx, &edx); + /* + * If HTT (EDX[28]) is set EBX[16:23] contain the number of + * apicids which are reserved per package. Store the resulting + * shift value for the package management code. + */ + if (edx & (1U << 28)) + c->x86_coreid_bits = get_count_order((ebx >> 16) & 0xff); + } + +} + +static void zhaoxin_detect_vmx_virtcap(struct cpuinfo_x86 *c) +{ + u32 vmx_msr_low, vmx_msr_high, msr_ctl, msr_ctl2; + + rdmsr(MSR_IA32_VMX_PROCBASED_CTLS, vmx_msr_low, vmx_msr_high); + msr_ctl = vmx_msr_high | vmx_msr_low; + + if (msr_ctl & X86_VMX_FEATURE_PROC_CTLS_TPR_SHADOW) + set_cpu_cap(c, X86_FEATURE_TPR_SHADOW); + if (msr_ctl & X86_VMX_FEATURE_PROC_CTLS_VNMI) + set_cpu_cap(c, X86_FEATURE_VNMI); + if (msr_ctl & X86_VMX_FEATURE_PROC_CTLS_2ND_CTLS) { + rdmsr(MSR_IA32_VMX_PROCBASED_CTLS2, + vmx_msr_low, vmx_msr_high); + msr_ctl2 = vmx_msr_high | vmx_msr_low; + if ((msr_ctl2 & X86_VMX_FEATURE_PROC_CTLS2_VIRT_APIC) && + (msr_ctl & X86_VMX_FEATURE_PROC_CTLS_TPR_SHADOW)) + set_cpu_cap(c, X86_FEATURE_FLEXPRIORITY); + if (msr_ctl2 & X86_VMX_FEATURE_PROC_CTLS2_EPT) + set_cpu_cap(c, X86_FEATURE_EPT); + if (msr_ctl2 & X86_VMX_FEATURE_PROC_CTLS2_VPID) + set_cpu_cap(c, X86_FEATURE_VPID); + } +} + +static void init_zhaoxin(struct cpuinfo_x86 *c) +{ + early_init_zhaoxin(c); + init_intel_cacheinfo(c); + detect_num_cpu_cores(c); +#ifdef CONFIG_X86_32 + detect_ht(c); +#endif + + if (c->cpuid_level > 9) { + unsigned int eax = cpuid_eax(10); + + /* + * Check for version and the number of counters + * Version(eax[7:0]) can't be 0; + * Counters(eax[15:8]) should be greater than 1; + */ + if ((eax & 0xff) && (((eax >> 8) & 0xff) > 1)) + set_cpu_cap(c, X86_FEATURE_ARCH_PERFMON); + } + + if (c->x86 >= 0x6) + init_zhaoxin_cap(c); +#ifdef CONFIG_X86_64 + set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC); +#endif + + if (cpu_has(c, X86_FEATURE_VMX)) + zhaoxin_detect_vmx_virtcap(c); +} + +#ifdef CONFIG_X86_32 +static unsigned int +zhaoxin_size_cache(struct cpuinfo_x86 *c, unsigned int size) +{ + return size; +} +#endif + +static const struct cpu_dev zhaoxin_cpu_dev = { + .c_vendor = "zhaoxin", + .c_ident = { " Shanghai " }, + .c_early_init = early_init_zhaoxin, + .c_init = init_zhaoxin, +#ifdef CONFIG_X86_32 + .legacy_cache_size = zhaoxin_size_cache, +#endif + .c_x86_vendor = X86_VENDOR_ZHAOXIN, +}; + +cpu_dev_register(zhaoxin_cpu_dev); diff --git a/arch/x86/kernel/crash.c b/arch/x86/kernel/crash.c index 576b2e1bfc12..a55094b5f452 100644 --- a/arch/x86/kernel/crash.c +++ b/arch/x86/kernel/crash.c @@ -56,7 +56,6 @@ struct crash_memmap_data { */ crash_vmclear_fn __rcu *crash_vmclear_loaded_vmcss = NULL; EXPORT_SYMBOL_GPL(crash_vmclear_loaded_vmcss); -unsigned long crash_zero_bytes; static inline void cpu_crash_vmclear_loaded_vmcss(void) { @@ -73,14 +72,6 @@ static inline void cpu_crash_vmclear_loaded_vmcss(void) static void kdump_nmi_callback(int cpu, struct pt_regs *regs) { -#ifdef CONFIG_X86_32 - struct pt_regs fixed_regs; - - if (!user_mode(regs)) { - crash_fixup_ss_esp(&fixed_regs, regs); - regs = &fixed_regs; - } -#endif crash_save_cpu(regs, cpu); /* @@ -181,6 +172,9 @@ void native_machine_crash_shutdown(struct pt_regs *regs) } #ifdef CONFIG_KEXEC_FILE + +static unsigned long crash_zero_bytes; + static int get_nr_ram_ranges_callback(struct resource *res, void *arg) { unsigned int *nr_ranges = arg; diff --git a/arch/x86/kernel/eisa.c b/arch/x86/kernel/eisa.c index e8c8c5d78dbd..e963344b0449 100644 --- a/arch/x86/kernel/eisa.c +++ b/arch/x86/kernel/eisa.c @@ -1,7 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * EISA specific code - * - * This file is licensed under the GPL V2 */ #include <linux/ioport.h> #include <linux/eisa.h> diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c index 466fca686fb9..12c70840980e 100644 --- a/arch/x86/kernel/fpu/core.c +++ b/arch/x86/kernel/fpu/core.c @@ -43,18 +43,6 @@ static DEFINE_PER_CPU(bool, in_kernel_fpu); */ DEFINE_PER_CPU(struct fpu *, fpu_fpregs_owner_ctx); -static void kernel_fpu_disable(void) -{ - WARN_ON_FPU(this_cpu_read(in_kernel_fpu)); - this_cpu_write(in_kernel_fpu, true); -} - -static void kernel_fpu_enable(void) -{ - WARN_ON_FPU(!this_cpu_read(in_kernel_fpu)); - this_cpu_write(in_kernel_fpu, false); -} - static bool kernel_fpu_disabled(void) { return this_cpu_read(in_kernel_fpu); @@ -94,42 +82,33 @@ bool irq_fpu_usable(void) } EXPORT_SYMBOL(irq_fpu_usable); -static void __kernel_fpu_begin(void) +void kernel_fpu_begin(void) { - struct fpu *fpu = ¤t->thread.fpu; + preempt_disable(); WARN_ON_FPU(!irq_fpu_usable()); + WARN_ON_FPU(this_cpu_read(in_kernel_fpu)); - kernel_fpu_disable(); + this_cpu_write(in_kernel_fpu, true); - if (current->mm) { - if (!test_thread_flag(TIF_NEED_FPU_LOAD)) { - set_thread_flag(TIF_NEED_FPU_LOAD); - /* - * Ignore return value -- we don't care if reg state - * is clobbered. - */ - copy_fpregs_to_fpstate(fpu); - } + if (!(current->flags & PF_KTHREAD) && + !test_thread_flag(TIF_NEED_FPU_LOAD)) { + set_thread_flag(TIF_NEED_FPU_LOAD); + /* + * Ignore return value -- we don't care if reg state + * is clobbered. + */ + copy_fpregs_to_fpstate(¤t->thread.fpu); } __cpu_invalidate_fpregs_state(); } - -static void __kernel_fpu_end(void) -{ - kernel_fpu_enable(); -} - -void kernel_fpu_begin(void) -{ - preempt_disable(); - __kernel_fpu_begin(); -} EXPORT_SYMBOL_GPL(kernel_fpu_begin); void kernel_fpu_end(void) { - __kernel_fpu_end(); + WARN_ON_FPU(!this_cpu_read(in_kernel_fpu)); + + this_cpu_write(in_kernel_fpu, false); preempt_enable(); } EXPORT_SYMBOL_GPL(kernel_fpu_end); @@ -155,7 +134,6 @@ void fpu__save(struct fpu *fpu) trace_x86_fpu_after_save(fpu); fpregs_unlock(); } -EXPORT_SYMBOL_GPL(fpu__save); /* * Legacy x87 fpstate state init: diff --git a/arch/x86/kernel/fpu/init.c b/arch/x86/kernel/fpu/init.c index ef0030e3fe6b..6ce7e0a23268 100644 --- a/arch/x86/kernel/fpu/init.c +++ b/arch/x86/kernel/fpu/init.c @@ -204,12 +204,6 @@ static void __init fpu__init_system_xstate_size_legacy(void) */ if (!boot_cpu_has(X86_FEATURE_FPU)) { - /* - * Disable xsave as we do not support it if i387 - * emulation is enabled. - */ - setup_clear_cpu_cap(X86_FEATURE_XSAVE); - setup_clear_cpu_cap(X86_FEATURE_XSAVEOPT); fpu_kernel_xstate_size = sizeof(struct swregs_state); } else { if (boot_cpu_has(X86_FEATURE_FXSR)) @@ -252,17 +246,20 @@ static void __init fpu__init_parse_early_param(void) char *argptr = arg; int bit; +#ifdef CONFIG_X86_32 if (cmdline_find_option_bool(boot_command_line, "no387")) +#ifdef CONFIG_MATH_EMULATION setup_clear_cpu_cap(X86_FEATURE_FPU); +#else + pr_err("Option 'no387' required CONFIG_MATH_EMULATION enabled.\n"); +#endif - if (cmdline_find_option_bool(boot_command_line, "nofxsr")) { + if (cmdline_find_option_bool(boot_command_line, "nofxsr")) setup_clear_cpu_cap(X86_FEATURE_FXSR); - setup_clear_cpu_cap(X86_FEATURE_FXSR_OPT); - setup_clear_cpu_cap(X86_FEATURE_XMM); - } +#endif if (cmdline_find_option_bool(boot_command_line, "noxsave")) - fpu__xstate_clear_all_cpu_caps(); + setup_clear_cpu_cap(X86_FEATURE_XSAVE); if (cmdline_find_option_bool(boot_command_line, "noxsaveopt")) setup_clear_cpu_cap(X86_FEATURE_XSAVEOPT); diff --git a/arch/x86/kernel/fpu/signal.c b/arch/x86/kernel/fpu/signal.c index 5a8d118bc423..0071b794ed19 100644 --- a/arch/x86/kernel/fpu/signal.c +++ b/arch/x86/kernel/fpu/signal.c @@ -5,6 +5,7 @@ #include <linux/compat.h> #include <linux/cpu.h> +#include <linux/pagemap.h> #include <asm/fpu/internal.h> #include <asm/fpu/signal.h> @@ -61,6 +62,11 @@ static inline int save_fsave_header(struct task_struct *tsk, void __user *buf) struct user_i387_ia32_struct env; struct _fpstate_32 __user *fp = buf; + fpregs_lock(); + if (!test_thread_flag(TIF_NEED_FPU_LOAD)) + copy_fxregs_to_kernel(&tsk->thread.fpu); + fpregs_unlock(); + convert_from_fxsr(&env, tsk); if (__copy_to_user(buf, &env, sizeof(env)) || @@ -189,15 +195,7 @@ retry: fpregs_unlock(); if (ret) { - int aligned_size; - int nr_pages; - - aligned_size = offset_in_page(buf_fx) + fpu_user_xstate_size; - nr_pages = DIV_ROUND_UP(aligned_size, PAGE_SIZE); - - ret = get_user_pages_unlocked((unsigned long)buf_fx, nr_pages, - NULL, FOLL_WRITE); - if (ret == nr_pages) + if (!fault_in_pages_writeable(buf_fx, fpu_user_xstate_size)) goto retry; return -EFAULT; } diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c index 3c36dd1784db..e5cb67d67c03 100644 --- a/arch/x86/kernel/fpu/xstate.c +++ b/arch/x86/kernel/fpu/xstate.c @@ -8,6 +8,8 @@ #include <linux/cpu.h> #include <linux/mman.h> #include <linux/pkeys.h> +#include <linux/seq_file.h> +#include <linux/proc_fs.h> #include <asm/fpu/api.h> #include <asm/fpu/internal.h> @@ -68,15 +70,6 @@ static unsigned int xstate_comp_offsets[sizeof(xfeatures_mask)*8]; unsigned int fpu_user_xstate_size; /* - * Clear all of the X86_FEATURE_* bits that are unavailable - * when the CPU has no XSAVE support. - */ -void fpu__xstate_clear_all_cpu_caps(void) -{ - setup_clear_cpu_cap(X86_FEATURE_XSAVE); -} - -/* * Return whether the system supports a given xfeature. * * Also return the name of the (most advanced) feature that the caller requested: @@ -709,7 +702,7 @@ static void fpu__init_disable_system_xstate(void) { xfeatures_mask = 0; cr4_clear_bits(X86_CR4_OSXSAVE); - fpu__xstate_clear_all_cpu_caps(); + setup_clear_cpu_cap(X86_FEATURE_XSAVE); } /* @@ -1240,3 +1233,48 @@ int copy_user_to_xstate(struct xregs_state *xsave, const void __user *ubuf) return 0; } + +#ifdef CONFIG_PROC_PID_ARCH_STATUS +/* + * Report the amount of time elapsed in millisecond since last AVX512 + * use in the task. + */ +static void avx512_status(struct seq_file *m, struct task_struct *task) +{ + unsigned long timestamp = READ_ONCE(task->thread.fpu.avx512_timestamp); + long delta; + + if (!timestamp) { + /* + * Report -1 if no AVX512 usage + */ + delta = -1; + } else { + delta = (long)(jiffies - timestamp); + /* + * Cap to LONG_MAX if time difference > LONG_MAX + */ + if (delta < 0) + delta = LONG_MAX; + delta = jiffies_to_msecs(delta); + } + + seq_put_decimal_ll(m, "AVX512_elapsed_ms:\t", delta); + seq_putc(m, '\n'); +} + +/* + * Report architecture specific information + */ +int proc_pid_arch_status(struct seq_file *m, struct pid_namespace *ns, + struct pid *pid, struct task_struct *task) +{ + /* + * Report AVX512 state if the processor and build option supported. + */ + if (cpu_feature_enabled(X86_FEATURE_AVX512F)) + avx512_status(m, task); + + return 0; +} +#endif /* CONFIG_PROC_PID_ARCH_STATUS */ diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c index 0927bb158ffc..4b73f5937f41 100644 --- a/arch/x86/kernel/ftrace.c +++ b/arch/x86/kernel/ftrace.c @@ -22,6 +22,7 @@ #include <linux/init.h> #include <linux/list.h> #include <linux/module.h> +#include <linux/memory.h> #include <trace/syscall.h> @@ -34,16 +35,25 @@ #ifdef CONFIG_DYNAMIC_FTRACE int ftrace_arch_code_modify_prepare(void) + __acquires(&text_mutex) { + /* + * Need to grab text_mutex to prevent a race from module loading + * and live kernel patching from changing the text permissions while + * ftrace has it set to "read/write". + */ + mutex_lock(&text_mutex); set_kernel_text_rw(); set_all_modules_text_rw(); return 0; } int ftrace_arch_code_modify_post_process(void) + __releases(&text_mutex) { set_all_modules_text_ro(); set_kernel_text_ro(); + mutex_unlock(&text_mutex); return 0; } @@ -300,7 +310,6 @@ int ftrace_int3_handler(struct pt_regs *regs) ip = regs->ip - INT3_INSN_SIZE; -#ifdef CONFIG_X86_64 if (ftrace_location(ip)) { int3_emulate_call(regs, (unsigned long)ftrace_regs_caller); return 1; @@ -312,12 +321,6 @@ int ftrace_int3_handler(struct pt_regs *regs) int3_emulate_call(regs, ftrace_update_func_call); return 1; } -#else - if (ftrace_location(ip) || is_ftrace_caller(ip)) { - int3_emulate_jmp(regs, ip + CALL_INSN_SIZE); - return 1; - } -#endif return 0; } diff --git a/arch/x86/kernel/ftrace_32.S b/arch/x86/kernel/ftrace_32.S index 2ba914a34b06..073aab525d80 100644 --- a/arch/x86/kernel/ftrace_32.S +++ b/arch/x86/kernel/ftrace_32.S @@ -9,6 +9,8 @@ #include <asm/export.h> #include <asm/ftrace.h> #include <asm/nospec-branch.h> +#include <asm/frame.h> +#include <asm/asm-offsets.h> # define function_hook __fentry__ EXPORT_SYMBOL(__fentry__) @@ -89,26 +91,38 @@ END(ftrace_caller) ENTRY(ftrace_regs_caller) /* - * i386 does not save SS and ESP when coming from kernel. - * Instead, to get sp, ®s->sp is used (see ptrace.h). - * Unfortunately, that means eflags must be at the same location - * as the current return ip is. We move the return ip into the - * regs->ip location, and move flags into the return ip location. + * We're here from an mcount/fentry CALL, and the stack frame looks like: + * + * <previous context> + * RET-IP + * + * The purpose of this function is to call out in an emulated INT3 + * environment with a stack frame like: + * + * <previous context> + * gap / RET-IP + * gap + * gap + * gap + * pt_regs + * + * We do _NOT_ restore: ss, flags, cs, gs, fs, es, ds */ - pushl $__KERNEL_CS - pushl 4(%esp) /* Save the return ip */ - pushl $0 /* Load 0 into orig_ax */ + subl $3*4, %esp # RET-IP + 3 gaps + pushl %ss # ss + pushl %esp # points at ss + addl $5*4, (%esp) # make it point at <previous context> + pushfl # flags + pushl $__KERNEL_CS # cs + pushl 7*4(%esp) # ip <- RET-IP + pushl $0 # orig_eax + pushl %gs pushl %fs pushl %es pushl %ds - pushl %eax - - /* Get flags and place them into the return ip slot */ - pushf - popl %eax - movl %eax, 8*4(%esp) + pushl %eax pushl %ebp pushl %edi pushl %esi @@ -116,24 +130,27 @@ ENTRY(ftrace_regs_caller) pushl %ecx pushl %ebx - movl 12*4(%esp), %eax /* Load ip (1st parameter) */ - subl $MCOUNT_INSN_SIZE, %eax /* Adjust ip */ - movl 15*4(%esp), %edx /* Load parent ip (2nd parameter) */ - movl function_trace_op, %ecx /* Save ftrace_pos in 3rd parameter */ - pushl %esp /* Save pt_regs as 4th parameter */ + ENCODE_FRAME_POINTER + + movl PT_EIP(%esp), %eax # 1st argument: IP + subl $MCOUNT_INSN_SIZE, %eax + movl 21*4(%esp), %edx # 2nd argument: parent ip + movl function_trace_op, %ecx # 3rd argument: ftrace_pos + pushl %esp # 4th argument: pt_regs GLOBAL(ftrace_regs_call) call ftrace_stub - addl $4, %esp /* Skip pt_regs */ + addl $4, %esp # skip 4th argument - /* restore flags */ - push 14*4(%esp) - popf + /* place IP below the new SP */ + movl PT_OLDESP(%esp), %eax + movl PT_EIP(%esp), %ecx + movl %ecx, -4(%eax) - /* Move return ip back to its original location */ - movl 12*4(%esp), %eax - movl %eax, 14*4(%esp) + /* place EAX below that */ + movl PT_EAX(%esp), %ecx + movl %ecx, -8(%eax) popl %ebx popl %ecx @@ -141,14 +158,9 @@ GLOBAL(ftrace_regs_call) popl %esi popl %edi popl %ebp - popl %eax - popl %ds - popl %es - popl %fs - popl %gs - /* use lea to not affect flags */ - lea 3*4(%esp), %esp /* Skip orig_ax, ip and cs */ + lea -8(%eax), %esp + popl %eax jmp .Lftrace_ret diff --git a/arch/x86/kernel/ftrace_64.S b/arch/x86/kernel/ftrace_64.S index 10eb2760ef2c..809d54397dba 100644 --- a/arch/x86/kernel/ftrace_64.S +++ b/arch/x86/kernel/ftrace_64.S @@ -9,6 +9,7 @@ #include <asm/export.h> #include <asm/nospec-branch.h> #include <asm/unwind_hints.h> +#include <asm/frame.h> .code64 .section .entry.text, "ax" @@ -203,6 +204,8 @@ GLOBAL(ftrace_regs_caller_op_ptr) leaq MCOUNT_REG_SIZE+8*2(%rsp), %rcx movq %rcx, RSP(%rsp) + ENCODE_FRAME_POINTER + /* regs go into 4th parameter */ leaq (%rsp), %rcx diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c index 16b1cbd3a61e..29ffa495bd1c 100644 --- a/arch/x86/kernel/head64.c +++ b/arch/x86/kernel/head64.c @@ -184,24 +184,25 @@ unsigned long __head __startup_64(unsigned long physaddr, pgtable_flags = _KERNPG_TABLE_NOENC + sme_get_me_mask(); if (la57) { - p4d = fixup_pointer(early_dynamic_pgts[next_early_pgt++], physaddr); + p4d = fixup_pointer(early_dynamic_pgts[(*next_pgt_ptr)++], + physaddr); i = (physaddr >> PGDIR_SHIFT) % PTRS_PER_PGD; pgd[i + 0] = (pgdval_t)p4d + pgtable_flags; pgd[i + 1] = (pgdval_t)p4d + pgtable_flags; - i = (physaddr >> P4D_SHIFT) % PTRS_PER_P4D; - p4d[i + 0] = (pgdval_t)pud + pgtable_flags; - p4d[i + 1] = (pgdval_t)pud + pgtable_flags; + i = physaddr >> P4D_SHIFT; + p4d[(i + 0) % PTRS_PER_P4D] = (pgdval_t)pud + pgtable_flags; + p4d[(i + 1) % PTRS_PER_P4D] = (pgdval_t)pud + pgtable_flags; } else { i = (physaddr >> PGDIR_SHIFT) % PTRS_PER_PGD; pgd[i + 0] = (pgdval_t)pud + pgtable_flags; pgd[i + 1] = (pgdval_t)pud + pgtable_flags; } - i = (physaddr >> PUD_SHIFT) % PTRS_PER_PUD; - pud[i + 0] = (pudval_t)pmd + pgtable_flags; - pud[i + 1] = (pudval_t)pmd + pgtable_flags; + i = physaddr >> PUD_SHIFT; + pud[(i + 0) % PTRS_PER_PUD] = (pudval_t)pmd + pgtable_flags; + pud[(i + 1) % PTRS_PER_PUD] = (pudval_t)pmd + pgtable_flags; pmd_entry = __PAGE_KERNEL_LARGE_EXEC & ~_PAGE_GLOBAL; /* Filter out unsupported __PAGE_KERNEL_* bits: */ @@ -211,8 +212,9 @@ unsigned long __head __startup_64(unsigned long physaddr, pmd_entry += physaddr; for (i = 0; i < DIV_ROUND_UP(_end - _text, PMD_SIZE); i++) { - int idx = i + (physaddr >> PMD_SHIFT) % PTRS_PER_PMD; - pmd[idx] = pmd_entry + i * PMD_SIZE; + int idx = i + (physaddr >> PMD_SHIFT); + + pmd[idx % PTRS_PER_PMD] = pmd_entry + i * PMD_SIZE; } /* diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c index a0573f2e7763..c43e96a938d0 100644 --- a/arch/x86/kernel/hpet.c +++ b/arch/x86/kernel/hpet.c @@ -1,32 +1,44 @@ // SPDX-License-Identifier: GPL-2.0-only -#include <linux/clocksource.h> #include <linux/clockchips.h> #include <linux/interrupt.h> -#include <linux/irq.h> #include <linux/export.h> #include <linux/delay.h> -#include <linux/errno.h> -#include <linux/i8253.h> -#include <linux/slab.h> #include <linux/hpet.h> -#include <linux/init.h> #include <linux/cpu.h> -#include <linux/pm.h> -#include <linux/io.h> +#include <linux/irq.h> -#include <asm/cpufeature.h> -#include <asm/irqdomain.h> -#include <asm/fixmap.h> #include <asm/hpet.h> #include <asm/time.h> -#define HPET_MASK CLOCKSOURCE_MASK(32) +#undef pr_fmt +#define pr_fmt(fmt) "hpet: " fmt -#define HPET_DEV_USED_BIT 2 -#define HPET_DEV_USED (1 << HPET_DEV_USED_BIT) -#define HPET_DEV_VALID 0x8 -#define HPET_DEV_FSB_CAP 0x1000 -#define HPET_DEV_PERI_CAP 0x2000 +enum hpet_mode { + HPET_MODE_UNUSED, + HPET_MODE_LEGACY, + HPET_MODE_CLOCKEVT, + HPET_MODE_DEVICE, +}; + +struct hpet_channel { + struct clock_event_device evt; + unsigned int num; + unsigned int cpu; + unsigned int irq; + unsigned int in_use; + enum hpet_mode mode; + unsigned int boot_cfg; + char name[10]; +}; + +struct hpet_base { + unsigned int nr_channels; + unsigned int nr_clockevents; + unsigned int boot_cfg; + struct hpet_channel *channels; +}; + +#define HPET_MASK CLOCKSOURCE_MASK(32) #define HPET_MIN_CYCLES 128 #define HPET_MIN_PROG_DELTA (HPET_MIN_CYCLES + (HPET_MIN_CYCLES >> 1)) @@ -39,22 +51,25 @@ u8 hpet_blockid; /* OS timer block num */ bool hpet_msi_disable; #ifdef CONFIG_PCI_MSI -static unsigned int hpet_num_timers; +static DEFINE_PER_CPU(struct hpet_channel *, cpu_hpet_channel); +static struct irq_domain *hpet_domain; #endif + static void __iomem *hpet_virt_address; -struct hpet_dev { - struct clock_event_device evt; - unsigned int num; - int cpu; - unsigned int irq; - unsigned int flags; - char name[10]; -}; +static struct hpet_base hpet_base; + +static bool hpet_legacy_int_enabled; +static unsigned long hpet_freq; -static inline struct hpet_dev *EVT_TO_HPET_DEV(struct clock_event_device *evtdev) +bool boot_hpet_disable; +bool hpet_force_user; +static bool hpet_verbose; + +static inline +struct hpet_channel *clockevent_to_channel(struct clock_event_device *evt) { - return container_of(evtdev, struct hpet_dev, evt); + return container_of(evt, struct hpet_channel, evt); } inline unsigned int hpet_readl(unsigned int a) @@ -67,10 +82,6 @@ static inline void hpet_writel(unsigned int d, unsigned int a) writel(d, hpet_virt_address + a); } -#ifdef CONFIG_X86_64 -#include <asm/pgtable.h> -#endif - static inline void hpet_set_mapping(void) { hpet_virt_address = ioremap_nocache(hpet_address, HPET_MMAP_SIZE); @@ -85,10 +96,6 @@ static inline void hpet_clear_mapping(void) /* * HPET command line enable / disable */ -bool boot_hpet_disable; -bool hpet_force_user; -static bool hpet_verbose; - static int __init hpet_setup(char *str) { while (str) { @@ -120,13 +127,8 @@ static inline int is_hpet_capable(void) return !boot_hpet_disable && hpet_address; } -/* - * HPET timer interrupt enable / disable - */ -static bool hpet_legacy_int_enabled; - /** - * is_hpet_enabled - check whether the hpet timer interrupt is enabled + * is_hpet_enabled - Check whether the legacy HPET timer interrupt is enabled */ int is_hpet_enabled(void) { @@ -136,32 +138,36 @@ EXPORT_SYMBOL_GPL(is_hpet_enabled); static void _hpet_print_config(const char *function, int line) { - u32 i, timers, l, h; - printk(KERN_INFO "hpet: %s(%d):\n", function, line); - l = hpet_readl(HPET_ID); - h = hpet_readl(HPET_PERIOD); - timers = ((l & HPET_ID_NUMBER) >> HPET_ID_NUMBER_SHIFT) + 1; - printk(KERN_INFO "hpet: ID: 0x%x, PERIOD: 0x%x\n", l, h); - l = hpet_readl(HPET_CFG); - h = hpet_readl(HPET_STATUS); - printk(KERN_INFO "hpet: CFG: 0x%x, STATUS: 0x%x\n", l, h); + u32 i, id, period, cfg, status, channels, l, h; + + pr_info("%s(%d):\n", function, line); + + id = hpet_readl(HPET_ID); + period = hpet_readl(HPET_PERIOD); + pr_info("ID: 0x%x, PERIOD: 0x%x\n", id, period); + + cfg = hpet_readl(HPET_CFG); + status = hpet_readl(HPET_STATUS); + pr_info("CFG: 0x%x, STATUS: 0x%x\n", cfg, status); + l = hpet_readl(HPET_COUNTER); h = hpet_readl(HPET_COUNTER+4); - printk(KERN_INFO "hpet: COUNTER_l: 0x%x, COUNTER_h: 0x%x\n", l, h); + pr_info("COUNTER_l: 0x%x, COUNTER_h: 0x%x\n", l, h); + + channels = ((id & HPET_ID_NUMBER) >> HPET_ID_NUMBER_SHIFT) + 1; - for (i = 0; i < timers; i++) { + for (i = 0; i < channels; i++) { l = hpet_readl(HPET_Tn_CFG(i)); h = hpet_readl(HPET_Tn_CFG(i)+4); - printk(KERN_INFO "hpet: T%d: CFG_l: 0x%x, CFG_h: 0x%x\n", - i, l, h); + pr_info("T%d: CFG_l: 0x%x, CFG_h: 0x%x\n", i, l, h); + l = hpet_readl(HPET_Tn_CMP(i)); h = hpet_readl(HPET_Tn_CMP(i)+4); - printk(KERN_INFO "hpet: T%d: CMP_l: 0x%x, CMP_h: 0x%x\n", - i, l, h); + pr_info("T%d: CMP_l: 0x%x, CMP_h: 0x%x\n", i, l, h); + l = hpet_readl(HPET_Tn_ROUTE(i)); h = hpet_readl(HPET_Tn_ROUTE(i)+4); - printk(KERN_INFO "hpet: T%d ROUTE_l: 0x%x, ROUTE_h: 0x%x\n", - i, l, h); + pr_info("T%d ROUTE_l: 0x%x, ROUTE_h: 0x%x\n", i, l, h); } } @@ -172,31 +178,20 @@ do { \ } while (0) /* - * When the hpet driver (/dev/hpet) is enabled, we need to reserve + * When the HPET driver (/dev/hpet) is enabled, we need to reserve * timer 0 and timer 1 in case of RTC emulation. */ #ifdef CONFIG_HPET -static void hpet_reserve_msi_timers(struct hpet_data *hd); - -static void hpet_reserve_platform_timers(unsigned int id) +static void __init hpet_reserve_platform_timers(void) { - struct hpet __iomem *hpet = hpet_virt_address; - struct hpet_timer __iomem *timer = &hpet->hpet_timers[2]; - unsigned int nrtimers, i; struct hpet_data hd; - - nrtimers = ((id & HPET_ID_NUMBER) >> HPET_ID_NUMBER_SHIFT) + 1; + unsigned int i; memset(&hd, 0, sizeof(hd)); hd.hd_phys_address = hpet_address; - hd.hd_address = hpet; - hd.hd_nirqs = nrtimers; - hpet_reserve_timer(&hd, 0); - -#ifdef CONFIG_HPET_EMULATE_RTC - hpet_reserve_timer(&hd, 1); -#endif + hd.hd_address = hpet_virt_address; + hd.hd_nirqs = hpet_base.nr_channels; /* * NOTE that hd_irq[] reflects IOAPIC input pins (LEGACY_8254 @@ -206,30 +201,52 @@ static void hpet_reserve_platform_timers(unsigned int id) hd.hd_irq[0] = HPET_LEGACY_8254; hd.hd_irq[1] = HPET_LEGACY_RTC; - for (i = 2; i < nrtimers; timer++, i++) { - hd.hd_irq[i] = (readl(&timer->hpet_config) & - Tn_INT_ROUTE_CNF_MASK) >> Tn_INT_ROUTE_CNF_SHIFT; - } + for (i = 0; i < hpet_base.nr_channels; i++) { + struct hpet_channel *hc = hpet_base.channels + i; + + if (i >= 2) + hd.hd_irq[i] = hc->irq; - hpet_reserve_msi_timers(&hd); + switch (hc->mode) { + case HPET_MODE_UNUSED: + case HPET_MODE_DEVICE: + hc->mode = HPET_MODE_DEVICE; + break; + case HPET_MODE_CLOCKEVT: + case HPET_MODE_LEGACY: + hpet_reserve_timer(&hd, hc->num); + break; + } + } hpet_alloc(&hd); +} +static void __init hpet_select_device_channel(void) +{ + int i; + + for (i = 0; i < hpet_base.nr_channels; i++) { + struct hpet_channel *hc = hpet_base.channels + i; + + /* Associate the first unused channel to /dev/hpet */ + if (hc->mode == HPET_MODE_UNUSED) { + hc->mode = HPET_MODE_DEVICE; + return; + } + } } + #else -static void hpet_reserve_platform_timers(unsigned int id) { } +static inline void hpet_reserve_platform_timers(void) { } +static inline void hpet_select_device_channel(void) {} #endif -/* - * Common hpet info - */ -static unsigned long hpet_freq; - -static struct clock_event_device hpet_clockevent; - +/* Common HPET functions */ static void hpet_stop_counter(void) { u32 cfg = hpet_readl(HPET_CFG); + cfg &= ~HPET_CFG_ENABLE; hpet_writel(cfg, HPET_CFG); } @@ -243,6 +260,7 @@ static void hpet_reset_counter(void) static void hpet_start_counter(void) { unsigned int cfg = hpet_readl(HPET_CFG); + cfg |= HPET_CFG_ENABLE; hpet_writel(cfg, HPET_CFG); } @@ -274,24 +292,9 @@ static void hpet_enable_legacy_int(void) hpet_legacy_int_enabled = true; } -static void hpet_legacy_clockevent_register(void) -{ - /* Start HPET legacy interrupts */ - hpet_enable_legacy_int(); - - /* - * Start hpet with the boot cpu mask and make it - * global after the IO_APIC has been initialized. - */ - hpet_clockevent.cpumask = cpumask_of(boot_cpu_data.cpu_index); - clockevents_config_and_register(&hpet_clockevent, hpet_freq, - HPET_MIN_PROG_DELTA, 0x7FFFFFFF); - global_clock_event = &hpet_clockevent; - printk(KERN_DEBUG "hpet clockevent registered\n"); -} - -static int hpet_set_periodic(struct clock_event_device *evt, int timer) +static int hpet_clkevt_set_state_periodic(struct clock_event_device *evt) { + unsigned int channel = clockevent_to_channel(evt)->num; unsigned int cfg, cmp, now; uint64_t delta; @@ -300,11 +303,11 @@ static int hpet_set_periodic(struct clock_event_device *evt, int timer) delta >>= evt->shift; now = hpet_readl(HPET_COUNTER); cmp = now + (unsigned int)delta; - cfg = hpet_readl(HPET_Tn_CFG(timer)); + cfg = hpet_readl(HPET_Tn_CFG(channel)); cfg |= HPET_TN_ENABLE | HPET_TN_PERIODIC | HPET_TN_SETVAL | HPET_TN_32BIT; - hpet_writel(cfg, HPET_Tn_CFG(timer)); - hpet_writel(cmp, HPET_Tn_CMP(timer)); + hpet_writel(cfg, HPET_Tn_CFG(channel)); + hpet_writel(cmp, HPET_Tn_CMP(channel)); udelay(1); /* * HPET on AMD 81xx needs a second write (with HPET_TN_SETVAL @@ -313,52 +316,55 @@ static int hpet_set_periodic(struct clock_event_device *evt, int timer) * (See AMD-8111 HyperTransport I/O Hub Data Sheet, * Publication # 24674) */ - hpet_writel((unsigned int)delta, HPET_Tn_CMP(timer)); + hpet_writel((unsigned int)delta, HPET_Tn_CMP(channel)); hpet_start_counter(); hpet_print_config(); return 0; } -static int hpet_set_oneshot(struct clock_event_device *evt, int timer) +static int hpet_clkevt_set_state_oneshot(struct clock_event_device *evt) { + unsigned int channel = clockevent_to_channel(evt)->num; unsigned int cfg; - cfg = hpet_readl(HPET_Tn_CFG(timer)); + cfg = hpet_readl(HPET_Tn_CFG(channel)); cfg &= ~HPET_TN_PERIODIC; cfg |= HPET_TN_ENABLE | HPET_TN_32BIT; - hpet_writel(cfg, HPET_Tn_CFG(timer)); + hpet_writel(cfg, HPET_Tn_CFG(channel)); return 0; } -static int hpet_shutdown(struct clock_event_device *evt, int timer) +static int hpet_clkevt_set_state_shutdown(struct clock_event_device *evt) { + unsigned int channel = clockevent_to_channel(evt)->num; unsigned int cfg; - cfg = hpet_readl(HPET_Tn_CFG(timer)); + cfg = hpet_readl(HPET_Tn_CFG(channel)); cfg &= ~HPET_TN_ENABLE; - hpet_writel(cfg, HPET_Tn_CFG(timer)); + hpet_writel(cfg, HPET_Tn_CFG(channel)); return 0; } -static int hpet_resume(struct clock_event_device *evt) +static int hpet_clkevt_legacy_resume(struct clock_event_device *evt) { hpet_enable_legacy_int(); hpet_print_config(); return 0; } -static int hpet_next_event(unsigned long delta, - struct clock_event_device *evt, int timer) +static int +hpet_clkevt_set_next_event(unsigned long delta, struct clock_event_device *evt) { + unsigned int channel = clockevent_to_channel(evt)->num; u32 cnt; s32 res; cnt = hpet_readl(HPET_COUNTER); cnt += (u32) delta; - hpet_writel(cnt, HPET_Tn_CMP(timer)); + hpet_writel(cnt, HPET_Tn_CMP(channel)); /* * HPETs are a complete disaster. The compare register is @@ -387,360 +393,250 @@ static int hpet_next_event(unsigned long delta, return res < HPET_MIN_CYCLES ? -ETIME : 0; } -static int hpet_legacy_shutdown(struct clock_event_device *evt) +static void hpet_init_clockevent(struct hpet_channel *hc, unsigned int rating) { - return hpet_shutdown(evt, 0); -} + struct clock_event_device *evt = &hc->evt; -static int hpet_legacy_set_oneshot(struct clock_event_device *evt) -{ - return hpet_set_oneshot(evt, 0); -} + evt->rating = rating; + evt->irq = hc->irq; + evt->name = hc->name; + evt->cpumask = cpumask_of(hc->cpu); + evt->set_state_oneshot = hpet_clkevt_set_state_oneshot; + evt->set_next_event = hpet_clkevt_set_next_event; + evt->set_state_shutdown = hpet_clkevt_set_state_shutdown; -static int hpet_legacy_set_periodic(struct clock_event_device *evt) -{ - return hpet_set_periodic(evt, 0); + evt->features = CLOCK_EVT_FEAT_ONESHOT; + if (hc->boot_cfg & HPET_TN_PERIODIC) { + evt->features |= CLOCK_EVT_FEAT_PERIODIC; + evt->set_state_periodic = hpet_clkevt_set_state_periodic; + } } -static int hpet_legacy_resume(struct clock_event_device *evt) +static void __init hpet_legacy_clockevent_register(struct hpet_channel *hc) { - return hpet_resume(evt); -} + /* + * Start HPET with the boot CPU's cpumask and make it global after + * the IO_APIC has been initialized. + */ + hc->cpu = boot_cpu_data.cpu_index; + strncpy(hc->name, "hpet", sizeof(hc->name)); + hpet_init_clockevent(hc, 50); -static int hpet_legacy_next_event(unsigned long delta, - struct clock_event_device *evt) -{ - return hpet_next_event(delta, evt, 0); -} + hc->evt.tick_resume = hpet_clkevt_legacy_resume; -/* - * The hpet clock event device - */ -static struct clock_event_device hpet_clockevent = { - .name = "hpet", - .features = CLOCK_EVT_FEAT_PERIODIC | - CLOCK_EVT_FEAT_ONESHOT, - .set_state_periodic = hpet_legacy_set_periodic, - .set_state_oneshot = hpet_legacy_set_oneshot, - .set_state_shutdown = hpet_legacy_shutdown, - .tick_resume = hpet_legacy_resume, - .set_next_event = hpet_legacy_next_event, - .irq = 0, - .rating = 50, -}; + /* + * Legacy horrors and sins from the past. HPET used periodic mode + * unconditionally forever on the legacy channel 0. Removing the + * below hack and using the conditional in hpet_init_clockevent() + * makes at least Qemu and one hardware machine fail to boot. + * There are two issues which cause the boot failure: + * + * #1 After the timer delivery test in IOAPIC and the IOAPIC setup + * the next interrupt is not delivered despite the HPET channel + * being programmed correctly. Reprogramming the HPET after + * switching to IOAPIC makes it work again. After fixing this, + * the next issue surfaces: + * + * #2 Due to the unconditional periodic mode availability the Local + * APIC timer calibration can hijack the global clockevents + * event handler without causing damage. Using oneshot at this + * stage makes if hang because the HPET does not get + * reprogrammed due to the handler hijacking. Duh, stupid me! + * + * Both issues require major surgery and especially the kick HPET + * again after enabling IOAPIC results in really nasty hackery. + * This 'assume periodic works' magic has survived since HPET + * support got added, so it's questionable whether this should be + * fixed. Both Qemu and the failing hardware machine support + * periodic mode despite the fact that both don't advertise it in + * the configuration register and both need that extra kick after + * switching to IOAPIC. Seems to be a feature... + */ + hc->evt.features |= CLOCK_EVT_FEAT_PERIODIC; + hc->evt.set_state_periodic = hpet_clkevt_set_state_periodic; + + /* Start HPET legacy interrupts */ + hpet_enable_legacy_int(); + + clockevents_config_and_register(&hc->evt, hpet_freq, + HPET_MIN_PROG_DELTA, 0x7FFFFFFF); + global_clock_event = &hc->evt; + pr_debug("Clockevent registered\n"); +} /* * HPET MSI Support */ #ifdef CONFIG_PCI_MSI -static DEFINE_PER_CPU(struct hpet_dev *, cpu_hpet_dev); -static struct hpet_dev *hpet_devs; -static struct irq_domain *hpet_domain; - void hpet_msi_unmask(struct irq_data *data) { - struct hpet_dev *hdev = irq_data_get_irq_handler_data(data); + struct hpet_channel *hc = irq_data_get_irq_handler_data(data); unsigned int cfg; - /* unmask it */ - cfg = hpet_readl(HPET_Tn_CFG(hdev->num)); + cfg = hpet_readl(HPET_Tn_CFG(hc->num)); cfg |= HPET_TN_ENABLE | HPET_TN_FSB; - hpet_writel(cfg, HPET_Tn_CFG(hdev->num)); + hpet_writel(cfg, HPET_Tn_CFG(hc->num)); } void hpet_msi_mask(struct irq_data *data) { - struct hpet_dev *hdev = irq_data_get_irq_handler_data(data); + struct hpet_channel *hc = irq_data_get_irq_handler_data(data); unsigned int cfg; - /* mask it */ - cfg = hpet_readl(HPET_Tn_CFG(hdev->num)); + cfg = hpet_readl(HPET_Tn_CFG(hc->num)); cfg &= ~(HPET_TN_ENABLE | HPET_TN_FSB); - hpet_writel(cfg, HPET_Tn_CFG(hdev->num)); -} - -void hpet_msi_write(struct hpet_dev *hdev, struct msi_msg *msg) -{ - hpet_writel(msg->data, HPET_Tn_ROUTE(hdev->num)); - hpet_writel(msg->address_lo, HPET_Tn_ROUTE(hdev->num) + 4); + hpet_writel(cfg, HPET_Tn_CFG(hc->num)); } -void hpet_msi_read(struct hpet_dev *hdev, struct msi_msg *msg) +void hpet_msi_write(struct hpet_channel *hc, struct msi_msg *msg) { - msg->data = hpet_readl(HPET_Tn_ROUTE(hdev->num)); - msg->address_lo = hpet_readl(HPET_Tn_ROUTE(hdev->num) + 4); - msg->address_hi = 0; + hpet_writel(msg->data, HPET_Tn_ROUTE(hc->num)); + hpet_writel(msg->address_lo, HPET_Tn_ROUTE(hc->num) + 4); } -static int hpet_msi_shutdown(struct clock_event_device *evt) +static int hpet_clkevt_msi_resume(struct clock_event_device *evt) { - struct hpet_dev *hdev = EVT_TO_HPET_DEV(evt); - - return hpet_shutdown(evt, hdev->num); -} - -static int hpet_msi_set_oneshot(struct clock_event_device *evt) -{ - struct hpet_dev *hdev = EVT_TO_HPET_DEV(evt); - - return hpet_set_oneshot(evt, hdev->num); -} - -static int hpet_msi_set_periodic(struct clock_event_device *evt) -{ - struct hpet_dev *hdev = EVT_TO_HPET_DEV(evt); - - return hpet_set_periodic(evt, hdev->num); -} - -static int hpet_msi_resume(struct clock_event_device *evt) -{ - struct hpet_dev *hdev = EVT_TO_HPET_DEV(evt); - struct irq_data *data = irq_get_irq_data(hdev->irq); + struct hpet_channel *hc = clockevent_to_channel(evt); + struct irq_data *data = irq_get_irq_data(hc->irq); struct msi_msg msg; /* Restore the MSI msg and unmask the interrupt */ irq_chip_compose_msi_msg(data, &msg); - hpet_msi_write(hdev, &msg); + hpet_msi_write(hc, &msg); hpet_msi_unmask(data); return 0; } -static int hpet_msi_next_event(unsigned long delta, - struct clock_event_device *evt) -{ - struct hpet_dev *hdev = EVT_TO_HPET_DEV(evt); - return hpet_next_event(delta, evt, hdev->num); -} - -static irqreturn_t hpet_interrupt_handler(int irq, void *data) +static irqreturn_t hpet_msi_interrupt_handler(int irq, void *data) { - struct hpet_dev *dev = (struct hpet_dev *)data; - struct clock_event_device *hevt = &dev->evt; + struct hpet_channel *hc = data; + struct clock_event_device *evt = &hc->evt; - if (!hevt->event_handler) { - printk(KERN_INFO "Spurious HPET timer interrupt on HPET timer %d\n", - dev->num); + if (!evt->event_handler) { + pr_info("Spurious interrupt HPET channel %d\n", hc->num); return IRQ_HANDLED; } - hevt->event_handler(hevt); + evt->event_handler(evt); return IRQ_HANDLED; } -static int hpet_setup_irq(struct hpet_dev *dev) +static int hpet_setup_msi_irq(struct hpet_channel *hc) { - - if (request_irq(dev->irq, hpet_interrupt_handler, + if (request_irq(hc->irq, hpet_msi_interrupt_handler, IRQF_TIMER | IRQF_NOBALANCING, - dev->name, dev)) + hc->name, hc)) return -1; - disable_irq(dev->irq); - irq_set_affinity(dev->irq, cpumask_of(dev->cpu)); - enable_irq(dev->irq); + disable_irq(hc->irq); + irq_set_affinity(hc->irq, cpumask_of(hc->cpu)); + enable_irq(hc->irq); - printk(KERN_DEBUG "hpet: %s irq %d for MSI\n", - dev->name, dev->irq); + pr_debug("%s irq %u for MSI\n", hc->name, hc->irq); return 0; } -/* This should be called in specific @cpu */ -static void init_one_hpet_msi_clockevent(struct hpet_dev *hdev, int cpu) +/* Invoked from the hotplug callback on @cpu */ +static void init_one_hpet_msi_clockevent(struct hpet_channel *hc, int cpu) { - struct clock_event_device *evt = &hdev->evt; - - WARN_ON(cpu != smp_processor_id()); - if (!(hdev->flags & HPET_DEV_VALID)) - return; - - hdev->cpu = cpu; - per_cpu(cpu_hpet_dev, cpu) = hdev; - evt->name = hdev->name; - hpet_setup_irq(hdev); - evt->irq = hdev->irq; + struct clock_event_device *evt = &hc->evt; - evt->rating = 110; - evt->features = CLOCK_EVT_FEAT_ONESHOT; - if (hdev->flags & HPET_DEV_PERI_CAP) { - evt->features |= CLOCK_EVT_FEAT_PERIODIC; - evt->set_state_periodic = hpet_msi_set_periodic; - } + hc->cpu = cpu; + per_cpu(cpu_hpet_channel, cpu) = hc; + hpet_setup_msi_irq(hc); - evt->set_state_shutdown = hpet_msi_shutdown; - evt->set_state_oneshot = hpet_msi_set_oneshot; - evt->tick_resume = hpet_msi_resume; - evt->set_next_event = hpet_msi_next_event; - evt->cpumask = cpumask_of(hdev->cpu); + hpet_init_clockevent(hc, 110); + evt->tick_resume = hpet_clkevt_msi_resume; clockevents_config_and_register(evt, hpet_freq, HPET_MIN_PROG_DELTA, 0x7FFFFFFF); } -#ifdef CONFIG_HPET -/* Reserve at least one timer for userspace (/dev/hpet) */ -#define RESERVE_TIMERS 1 -#else -#define RESERVE_TIMERS 0 -#endif - -static void hpet_msi_capability_lookup(unsigned int start_timer) +static struct hpet_channel *hpet_get_unused_clockevent(void) { - unsigned int id; - unsigned int num_timers; - unsigned int num_timers_used = 0; - int i, irq; - - if (hpet_msi_disable) - return; - - if (boot_cpu_has(X86_FEATURE_ARAT)) - return; - id = hpet_readl(HPET_ID); - - num_timers = ((id & HPET_ID_NUMBER) >> HPET_ID_NUMBER_SHIFT); - num_timers++; /* Value read out starts from 0 */ - hpet_print_config(); - - hpet_domain = hpet_create_irq_domain(hpet_blockid); - if (!hpet_domain) - return; - - hpet_devs = kcalloc(num_timers, sizeof(struct hpet_dev), GFP_KERNEL); - if (!hpet_devs) - return; - - hpet_num_timers = num_timers; - - for (i = start_timer; i < num_timers - RESERVE_TIMERS; i++) { - struct hpet_dev *hdev = &hpet_devs[num_timers_used]; - unsigned int cfg = hpet_readl(HPET_Tn_CFG(i)); - - /* Only consider HPET timer with MSI support */ - if (!(cfg & HPET_TN_FSB_CAP)) - continue; + int i; - hdev->flags = 0; - if (cfg & HPET_TN_PERIODIC_CAP) - hdev->flags |= HPET_DEV_PERI_CAP; - sprintf(hdev->name, "hpet%d", i); - hdev->num = i; + for (i = 0; i < hpet_base.nr_channels; i++) { + struct hpet_channel *hc = hpet_base.channels + i; - irq = hpet_assign_irq(hpet_domain, hdev, hdev->num); - if (irq <= 0) + if (hc->mode != HPET_MODE_CLOCKEVT || hc->in_use) continue; - - hdev->irq = irq; - hdev->flags |= HPET_DEV_FSB_CAP; - hdev->flags |= HPET_DEV_VALID; - num_timers_used++; - if (num_timers_used == num_possible_cpus()) - break; + hc->in_use = 1; + return hc; } - - printk(KERN_INFO "HPET: %d timers in total, %d timers will be used for per-cpu timer\n", - num_timers, num_timers_used); + return NULL; } -#ifdef CONFIG_HPET -static void hpet_reserve_msi_timers(struct hpet_data *hd) +static int hpet_cpuhp_online(unsigned int cpu) { - int i; - - if (!hpet_devs) - return; + struct hpet_channel *hc = hpet_get_unused_clockevent(); - for (i = 0; i < hpet_num_timers; i++) { - struct hpet_dev *hdev = &hpet_devs[i]; + if (hc) + init_one_hpet_msi_clockevent(hc, cpu); + return 0; +} - if (!(hdev->flags & HPET_DEV_VALID)) - continue; +static int hpet_cpuhp_dead(unsigned int cpu) +{ + struct hpet_channel *hc = per_cpu(cpu_hpet_channel, cpu); - hd->hd_irq[hdev->num] = hdev->irq; - hpet_reserve_timer(hd, hdev->num); - } + if (!hc) + return 0; + free_irq(hc->irq, hc); + hc->in_use = 0; + per_cpu(cpu_hpet_channel, cpu) = NULL; + return 0; } -#endif -static struct hpet_dev *hpet_get_unused_timer(void) +static void __init hpet_select_clockevents(void) { - int i; + unsigned int i; - if (!hpet_devs) - return NULL; + hpet_base.nr_clockevents = 0; - for (i = 0; i < hpet_num_timers; i++) { - struct hpet_dev *hdev = &hpet_devs[i]; + /* No point if MSI is disabled or CPU has an Always Runing APIC Timer */ + if (hpet_msi_disable || boot_cpu_has(X86_FEATURE_ARAT)) + return; - if (!(hdev->flags & HPET_DEV_VALID)) - continue; - if (test_and_set_bit(HPET_DEV_USED_BIT, - (unsigned long *)&hdev->flags)) - continue; - return hdev; - } - return NULL; -} + hpet_print_config(); -struct hpet_work_struct { - struct delayed_work work; - struct completion complete; -}; + hpet_domain = hpet_create_irq_domain(hpet_blockid); + if (!hpet_domain) + return; -static void hpet_work(struct work_struct *w) -{ - struct hpet_dev *hdev; - int cpu = smp_processor_id(); - struct hpet_work_struct *hpet_work; + for (i = 0; i < hpet_base.nr_channels; i++) { + struct hpet_channel *hc = hpet_base.channels + i; + int irq; - hpet_work = container_of(w, struct hpet_work_struct, work.work); + if (hc->mode != HPET_MODE_UNUSED) + continue; - hdev = hpet_get_unused_timer(); - if (hdev) - init_one_hpet_msi_clockevent(hdev, cpu); + /* Only consider HPET channel with MSI support */ + if (!(hc->boot_cfg & HPET_TN_FSB_CAP)) + continue; - complete(&hpet_work->complete); -} + sprintf(hc->name, "hpet%d", i); -static int hpet_cpuhp_online(unsigned int cpu) -{ - struct hpet_work_struct work; - - INIT_DELAYED_WORK_ONSTACK(&work.work, hpet_work); - init_completion(&work.complete); - /* FIXME: add schedule_work_on() */ - schedule_delayed_work_on(cpu, &work.work, 0); - wait_for_completion(&work.complete); - destroy_delayed_work_on_stack(&work.work); - return 0; -} + irq = hpet_assign_irq(hpet_domain, hc, hc->num); + if (irq <= 0) + continue; -static int hpet_cpuhp_dead(unsigned int cpu) -{ - struct hpet_dev *hdev = per_cpu(cpu_hpet_dev, cpu); + hc->irq = irq; + hc->mode = HPET_MODE_CLOCKEVT; - if (!hdev) - return 0; - free_irq(hdev->irq, hdev); - hdev->flags &= ~HPET_DEV_USED; - per_cpu(cpu_hpet_dev, cpu) = NULL; - return 0; -} -#else + if (++hpet_base.nr_clockevents == num_possible_cpus()) + break; + } -static void hpet_msi_capability_lookup(unsigned int start_timer) -{ - return; + pr_info("%d channels of %d reserved for per-cpu timers\n", + hpet_base.nr_channels, hpet_base.nr_clockevents); } -#ifdef CONFIG_HPET -static void hpet_reserve_msi_timers(struct hpet_data *hd) -{ - return; -} -#endif +#else + +static inline void hpet_select_clockevents(void) { } #define hpet_cpuhp_online NULL #define hpet_cpuhp_dead NULL @@ -754,10 +650,10 @@ static void hpet_reserve_msi_timers(struct hpet_data *hd) /* * Reading the HPET counter is a very slow operation. If a large number of * CPUs are trying to access the HPET counter simultaneously, it can cause - * massive delay and slow down system performance dramatically. This may + * massive delays and slow down system performance dramatically. This may * happen when HPET is the default clock source instead of TSC. For a * really large system with hundreds of CPUs, the slowdown may be so - * severe that it may actually crash the system because of a NMI watchdog + * severe, that it can actually crash the system because of a NMI watchdog * soft lockup, for example. * * If multiple CPUs are trying to access the HPET counter at the same time, @@ -766,10 +662,9 @@ static void hpet_reserve_msi_timers(struct hpet_data *hd) * * This special feature is only enabled on x86-64 systems. It is unlikely * that 32-bit x86 systems will have enough CPUs to require this feature - * with its associated locking overhead. And we also need 64-bit atomic - * read. + * with its associated locking overhead. We also need 64-bit atomic read. * - * The lock and the hpet value are stored together and can be read in a + * The lock and the HPET value are stored together and can be read in a * single atomic 64-bit read. It is explicitly assumed that arch_spinlock_t * is 32 bits in size. */ @@ -858,15 +753,40 @@ static struct clocksource clocksource_hpet = { .resume = hpet_resume_counter, }; -static int hpet_clocksource_register(void) +/* + * AMD SB700 based systems with spread spectrum enabled use a SMM based + * HPET emulation to provide proper frequency setting. + * + * On such systems the SMM code is initialized with the first HPET register + * access and takes some time to complete. During this time the config + * register reads 0xffffffff. We check for max 1000 loops whether the + * config register reads a non-0xffffffff value to make sure that the + * HPET is up and running before we proceed any further. + * + * A counting loop is safe, as the HPET access takes thousands of CPU cycles. + * + * On non-SB700 based machines this check is only done once and has no + * side effects. + */ +static bool __init hpet_cfg_working(void) { - u64 start, now; - u64 t1; + int i; + + for (i = 0; i < 1000; i++) { + if (hpet_readl(HPET_CFG) != 0xFFFFFFFF) + return true; + } + + pr_warn("Config register invalid. Disabling HPET\n"); + return false; +} + +static bool __init hpet_counting(void) +{ + u64 start, now, t1; - /* Start the counter */ hpet_restart_counter(); - /* Verify whether hpet counter works */ t1 = hpet_readl(HPET_COUNTER); start = rdtsc(); @@ -877,30 +797,24 @@ static int hpet_clocksource_register(void) * 1 GHz == 200us */ do { - rep_nop(); + if (t1 != hpet_readl(HPET_COUNTER)) + return true; now = rdtsc(); } while ((now - start) < 200000UL); - if (t1 == hpet_readl(HPET_COUNTER)) { - printk(KERN_WARNING - "HPET counter not counting. HPET disabled\n"); - return -ENODEV; - } - - clocksource_register_hz(&clocksource_hpet, (u32)hpet_freq); - return 0; + pr_warn("Counter not counting. HPET disabled\n"); + return false; } -static u32 *hpet_boot_cfg; - /** * hpet_enable - Try to setup the HPET timer. Returns 1 on success. */ int __init hpet_enable(void) { - u32 hpet_period, cfg, id; + u32 hpet_period, cfg, id, irq; + unsigned int i, channels; + struct hpet_channel *hc; u64 freq; - unsigned int i, last; if (!is_hpet_capable()) return 0; @@ -909,40 +823,22 @@ int __init hpet_enable(void) if (!hpet_virt_address) return 0; + /* Validate that the config register is working */ + if (!hpet_cfg_working()) + goto out_nohpet; + + /* Validate that the counter is counting */ + if (!hpet_counting()) + goto out_nohpet; + /* * Read the period and check for a sane value: */ hpet_period = hpet_readl(HPET_PERIOD); - - /* - * AMD SB700 based systems with spread spectrum enabled use a - * SMM based HPET emulation to provide proper frequency - * setting. The SMM code is initialized with the first HPET - * register access and takes some time to complete. During - * this time the config register reads 0xffffffff. We check - * for max. 1000 loops whether the config register reads a non - * 0xffffffff value to make sure that HPET is up and running - * before we go further. A counting loop is safe, as the HPET - * access takes thousands of CPU cycles. On non SB700 based - * machines this check is only done once and has no side - * effects. - */ - for (i = 0; hpet_readl(HPET_CFG) == 0xFFFFFFFF; i++) { - if (i == 1000) { - printk(KERN_WARNING - "HPET config register value = 0xFFFFFFFF. " - "Disabling HPET\n"); - goto out_nohpet; - } - } - if (hpet_period < HPET_MIN_PERIOD || hpet_period > HPET_MAX_PERIOD) goto out_nohpet; - /* - * The period is a femto seconds value. Convert it to a - * frequency. - */ + /* The period is a femtoseconds value. Convert it to a frequency. */ freq = FSEC_PER_SEC; do_div(freq, hpet_period); hpet_freq = freq; @@ -954,72 +850,90 @@ int __init hpet_enable(void) id = hpet_readl(HPET_ID); hpet_print_config(); - last = (id & HPET_ID_NUMBER) >> HPET_ID_NUMBER_SHIFT; + /* This is the HPET channel number which is zero based */ + channels = ((id & HPET_ID_NUMBER) >> HPET_ID_NUMBER_SHIFT) + 1; -#ifdef CONFIG_HPET_EMULATE_RTC /* * The legacy routing mode needs at least two channels, tick timer * and the rtc emulation channel. */ - if (!last) + if (IS_ENABLED(CONFIG_HPET_EMULATE_RTC) && channels < 2) goto out_nohpet; -#endif + hc = kcalloc(channels, sizeof(*hc), GFP_KERNEL); + if (!hc) { + pr_warn("Disabling HPET.\n"); + goto out_nohpet; + } + hpet_base.channels = hc; + hpet_base.nr_channels = channels; + + /* Read, store and sanitize the global configuration */ cfg = hpet_readl(HPET_CFG); - hpet_boot_cfg = kmalloc_array(last + 2, sizeof(*hpet_boot_cfg), - GFP_KERNEL); - if (hpet_boot_cfg) - *hpet_boot_cfg = cfg; - else - pr_warn("HPET initial state will not be saved\n"); + hpet_base.boot_cfg = cfg; cfg &= ~(HPET_CFG_ENABLE | HPET_CFG_LEGACY); hpet_writel(cfg, HPET_CFG); if (cfg) - pr_warn("Unrecognized bits %#x set in global cfg\n", cfg); + pr_warn("Global config: Unknown bits %#x\n", cfg); + + /* Read, store and sanitize the per channel configuration */ + for (i = 0; i < channels; i++, hc++) { + hc->num = i; - for (i = 0; i <= last; ++i) { cfg = hpet_readl(HPET_Tn_CFG(i)); - if (hpet_boot_cfg) - hpet_boot_cfg[i + 1] = cfg; + hc->boot_cfg = cfg; + irq = (cfg & Tn_INT_ROUTE_CNF_MASK) >> Tn_INT_ROUTE_CNF_SHIFT; + hc->irq = irq; + cfg &= ~(HPET_TN_ENABLE | HPET_TN_LEVEL | HPET_TN_FSB); hpet_writel(cfg, HPET_Tn_CFG(i)); + cfg &= ~(HPET_TN_PERIODIC | HPET_TN_PERIODIC_CAP | HPET_TN_64BIT_CAP | HPET_TN_32BIT | HPET_TN_ROUTE | HPET_TN_FSB | HPET_TN_FSB_CAP); if (cfg) - pr_warn("Unrecognized bits %#x set in cfg#%u\n", - cfg, i); + pr_warn("Channel #%u config: Unknown bits %#x\n", i, cfg); } hpet_print_config(); - if (hpet_clocksource_register()) - goto out_nohpet; + clocksource_register_hz(&clocksource_hpet, (u32)hpet_freq); if (id & HPET_ID_LEGSUP) { - hpet_legacy_clockevent_register(); + hpet_legacy_clockevent_register(&hpet_base.channels[0]); + hpet_base.channels[0].mode = HPET_MODE_LEGACY; + if (IS_ENABLED(CONFIG_HPET_EMULATE_RTC)) + hpet_base.channels[1].mode = HPET_MODE_LEGACY; return 1; } return 0; out_nohpet: + kfree(hpet_base.channels); + hpet_base.channels = NULL; + hpet_base.nr_channels = 0; hpet_clear_mapping(); hpet_address = 0; return 0; } /* - * Needs to be late, as the reserve_timer code calls kalloc ! + * The late initialization runs after the PCI quirks have been invoked + * which might have detected a system on which the HPET can be enforced. + * + * Also, the MSI machinery is not working yet when the HPET is initialized + * early. * - * Not a problem on i386 as hpet_enable is called from late_time_init, - * but on x86_64 it is necessary ! + * If the HPET is enabled, then: + * + * 1) Reserve one channel for /dev/hpet if CONFIG_HPET=y + * 2) Reserve up to num_possible_cpus() channels as per CPU clockevents + * 3) Setup /dev/hpet if CONFIG_HPET=y + * 4) Register hotplug callbacks when clockevents are available */ static __init int hpet_late_init(void) { int ret; - if (boot_hpet_disable) - return -ENODEV; - if (!hpet_address) { if (!force_hpet_address) return -ENODEV; @@ -1031,21 +945,14 @@ static __init int hpet_late_init(void) if (!hpet_virt_address) return -ENODEV; - if (hpet_readl(HPET_ID) & HPET_ID_LEGSUP) - hpet_msi_capability_lookup(2); - else - hpet_msi_capability_lookup(0); - - hpet_reserve_platform_timers(hpet_readl(HPET_ID)); + hpet_select_device_channel(); + hpet_select_clockevents(); + hpet_reserve_platform_timers(); hpet_print_config(); - if (hpet_msi_disable) + if (!hpet_base.nr_clockevents) return 0; - if (boot_cpu_has(X86_FEATURE_ARAT)) - return 0; - - /* This notifier should be called after workqueue is ready */ ret = cpuhp_setup_state(CPUHP_AP_X86_HPET_ONLINE, "x86/hpet:online", hpet_cpuhp_online, NULL); if (ret) @@ -1064,47 +971,47 @@ fs_initcall(hpet_late_init); void hpet_disable(void) { - if (is_hpet_capable() && hpet_virt_address) { - unsigned int cfg = hpet_readl(HPET_CFG), id, last; - - if (hpet_boot_cfg) - cfg = *hpet_boot_cfg; - else if (hpet_legacy_int_enabled) { - cfg &= ~HPET_CFG_LEGACY; - hpet_legacy_int_enabled = false; - } - cfg &= ~HPET_CFG_ENABLE; - hpet_writel(cfg, HPET_CFG); + unsigned int i; + u32 cfg; - if (!hpet_boot_cfg) - return; + if (!is_hpet_capable() || !hpet_virt_address) + return; - id = hpet_readl(HPET_ID); - last = ((id & HPET_ID_NUMBER) >> HPET_ID_NUMBER_SHIFT); + /* Restore boot configuration with the enable bit cleared */ + cfg = hpet_base.boot_cfg; + cfg &= ~HPET_CFG_ENABLE; + hpet_writel(cfg, HPET_CFG); - for (id = 0; id <= last; ++id) - hpet_writel(hpet_boot_cfg[id + 1], HPET_Tn_CFG(id)); + /* Restore the channel boot configuration */ + for (i = 0; i < hpet_base.nr_channels; i++) + hpet_writel(hpet_base.channels[i].boot_cfg, HPET_Tn_CFG(i)); - if (*hpet_boot_cfg & HPET_CFG_ENABLE) - hpet_writel(*hpet_boot_cfg, HPET_CFG); - } + /* If the HPET was enabled at boot time, reenable it */ + if (hpet_base.boot_cfg & HPET_CFG_ENABLE) + hpet_writel(hpet_base.boot_cfg, HPET_CFG); } #ifdef CONFIG_HPET_EMULATE_RTC -/* HPET in LegacyReplacement Mode eats up RTC interrupt line. When, HPET +/* + * HPET in LegacyReplacement mode eats up the RTC interrupt line. When HPET * is enabled, we support RTC interrupt functionality in software. + * * RTC has 3 kinds of interrupts: - * 1) Update Interrupt - generate an interrupt, every sec, when RTC clock - * is updated - * 2) Alarm Interrupt - generate an interrupt at a specific time of day - * 3) Periodic Interrupt - generate periodic interrupt, with frequencies - * 2Hz-8192Hz (2Hz-64Hz for non-root user) (all freqs in powers of 2) - * (1) and (2) above are implemented using polling at a frequency of - * 64 Hz. The exact frequency is a tradeoff between accuracy and interrupt - * overhead. (DEFAULT_RTC_INT_FREQ) - * For (3), we use interrupts at 64Hz or user specified periodic - * frequency, whichever is higher. + * + * 1) Update Interrupt - generate an interrupt, every second, when the + * RTC clock is updated + * 2) Alarm Interrupt - generate an interrupt at a specific time of day + * 3) Periodic Interrupt - generate periodic interrupt, with frequencies + * 2Hz-8192Hz (2Hz-64Hz for non-root user) (all frequencies in powers of 2) + * + * (1) and (2) above are implemented using polling at a frequency of 64 Hz: + * DEFAULT_RTC_INT_FREQ. + * + * The exact frequency is a tradeoff between accuracy and interrupt overhead. + * + * For (3), we use interrupts at 64 Hz, or the user specified periodic frequency, + * if it's higher. */ #include <linux/mc146818rtc.h> #include <linux/rtc.h> @@ -1125,7 +1032,7 @@ static unsigned long hpet_pie_limit; static rtc_irq_handler irq_handler; /* - * Check that the hpet counter c1 is ahead of the c2 + * Check that the HPET counter c1 is ahead of c2 */ static inline int hpet_cnt_ahead(u32 c1, u32 c2) { @@ -1163,8 +1070,8 @@ void hpet_unregister_irq_handler(rtc_irq_handler handler) EXPORT_SYMBOL_GPL(hpet_unregister_irq_handler); /* - * Timer 1 for RTC emulation. We use one shot mode, as periodic mode - * is not supported by all HPET implementations for timer 1. + * Channel 1 for RTC emulation. We use one shot mode, as periodic mode + * is not supported by all HPET implementations for channel 1. * * hpet_rtc_timer_init() is called when the rtc is initialized. */ @@ -1177,10 +1084,11 @@ int hpet_rtc_timer_init(void) return 0; if (!hpet_default_delta) { + struct clock_event_device *evt = &hpet_base.channels[0].evt; uint64_t clc; - clc = (uint64_t) hpet_clockevent.mult * NSEC_PER_SEC; - clc >>= hpet_clockevent.shift + DEFAULT_RTC_SHIFT; + clc = (uint64_t) evt->mult * NSEC_PER_SEC; + clc >>= evt->shift + DEFAULT_RTC_SHIFT; hpet_default_delta = clc; } @@ -1209,6 +1117,7 @@ EXPORT_SYMBOL_GPL(hpet_rtc_timer_init); static void hpet_disable_rtc_channel(void) { u32 cfg = hpet_readl(HPET_T1_CFG); + cfg &= ~HPET_TN_ENABLE; hpet_writel(cfg, HPET_T1_CFG); } @@ -1250,8 +1159,7 @@ int hpet_set_rtc_irq_bit(unsigned long bit_mask) } EXPORT_SYMBOL_GPL(hpet_set_rtc_irq_bit); -int hpet_set_alarm_time(unsigned char hrs, unsigned char min, - unsigned char sec) +int hpet_set_alarm_time(unsigned char hrs, unsigned char min, unsigned char sec) { if (!is_hpet_enabled()) return 0; @@ -1271,15 +1179,18 @@ int hpet_set_periodic_freq(unsigned long freq) if (!is_hpet_enabled()) return 0; - if (freq <= DEFAULT_RTC_INT_FREQ) + if (freq <= DEFAULT_RTC_INT_FREQ) { hpet_pie_limit = DEFAULT_RTC_INT_FREQ / freq; - else { - clc = (uint64_t) hpet_clockevent.mult * NSEC_PER_SEC; + } else { + struct clock_event_device *evt = &hpet_base.channels[0].evt; + + clc = (uint64_t) evt->mult * NSEC_PER_SEC; do_div(clc, freq); - clc >>= hpet_clockevent.shift; + clc >>= evt->shift; hpet_pie_delta = clc; hpet_pie_limit = 0; } + return 1; } EXPORT_SYMBOL_GPL(hpet_set_periodic_freq); @@ -1317,8 +1228,7 @@ static void hpet_rtc_timer_reinit(void) if (hpet_rtc_flags & RTC_PIE) hpet_pie_count += lost_ints; if (printk_ratelimit()) - printk(KERN_WARNING "hpet1: lost %d rtc interrupts\n", - lost_ints); + pr_warn("Lost %d RTC interrupts\n", lost_ints); } } @@ -1340,8 +1250,7 @@ irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id) hpet_prev_update_sec = curr_time.tm_sec; } - if (hpet_rtc_flags & RTC_PIE && - ++hpet_pie_count >= hpet_pie_limit) { + if (hpet_rtc_flags & RTC_PIE && ++hpet_pie_count >= hpet_pie_limit) { rtc_int_flag |= RTC_PF; hpet_pie_count = 0; } @@ -1350,7 +1259,7 @@ irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id) (curr_time.tm_sec == hpet_alarm_time.tm_sec) && (curr_time.tm_min == hpet_alarm_time.tm_min) && (curr_time.tm_hour == hpet_alarm_time.tm_hour)) - rtc_int_flag |= RTC_AF; + rtc_int_flag |= RTC_AF; if (rtc_int_flag) { rtc_int_flag |= (RTC_IRQF | (RTC_NUM_INTS << 8)); diff --git a/arch/x86/kernel/i8253.c b/arch/x86/kernel/i8253.c index 0d307a657abb..2b7999a1a50a 100644 --- a/arch/x86/kernel/i8253.c +++ b/arch/x86/kernel/i8253.c @@ -8,6 +8,7 @@ #include <linux/timex.h> #include <linux/i8253.h> +#include <asm/apic.h> #include <asm/hpet.h> #include <asm/time.h> #include <asm/smp.h> @@ -18,10 +19,32 @@ */ struct clock_event_device *global_clock_event; -void __init setup_pit_timer(void) +/* + * Modern chipsets can disable the PIT clock which makes it unusable. It + * would be possible to enable the clock but the registers are chipset + * specific and not discoverable. Avoid the whack a mole game. + * + * These platforms have discoverable TSC/CPU frequencies but this also + * requires to know the local APIC timer frequency as it normally is + * calibrated against the PIT interrupt. + */ +static bool __init use_pit(void) +{ + if (!IS_ENABLED(CONFIG_X86_TSC) || !boot_cpu_has(X86_FEATURE_TSC)) + return true; + + /* This also returns true when APIC is disabled */ + return apic_needs_pit(); +} + +bool __init pit_timer_init(void) { + if (!use_pit()) + return false; + clockevent_i8253_init(true); global_clock_event = &i8253_clockevent; + return true; } #ifndef CONFIG_X86_64 diff --git a/arch/x86/kernel/idt.c b/arch/x86/kernel/idt.c index 6d8917875f44..87ef69a72c52 100644 --- a/arch/x86/kernel/idt.c +++ b/arch/x86/kernel/idt.c @@ -1,7 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Interrupt descriptor table related code - * - * This file is licensed under the GPL V2 */ #include <linux/interrupt.h> @@ -320,7 +319,8 @@ void __init idt_setup_apic_and_irq_gates(void) #ifdef CONFIG_X86_LOCAL_APIC for_each_clear_bit_from(i, system_vectors, NR_VECTORS) { set_bit(i, system_vectors); - set_intr_gate(i, spurious_interrupt); + entry = spurious_entries_start + 8 * (i - FIRST_SYSTEM_VECTOR); + set_intr_gate(i, entry); } #endif } diff --git a/arch/x86/kernel/io_delay.c b/arch/x86/kernel/io_delay.c index 805b7a341aca..fdb6506ceaaa 100644 --- a/arch/x86/kernel/io_delay.c +++ b/arch/x86/kernel/io_delay.c @@ -13,7 +13,22 @@ #include <linux/dmi.h> #include <linux/io.h> -int io_delay_type __read_mostly = CONFIG_DEFAULT_IO_DELAY_TYPE; +#define IO_DELAY_TYPE_0X80 0 +#define IO_DELAY_TYPE_0XED 1 +#define IO_DELAY_TYPE_UDELAY 2 +#define IO_DELAY_TYPE_NONE 3 + +#if defined(CONFIG_IO_DELAY_0X80) +#define DEFAULT_IO_DELAY_TYPE IO_DELAY_TYPE_0X80 +#elif defined(CONFIG_IO_DELAY_0XED) +#define DEFAULT_IO_DELAY_TYPE IO_DELAY_TYPE_0XED +#elif defined(CONFIG_IO_DELAY_UDELAY) +#define DEFAULT_IO_DELAY_TYPE IO_DELAY_TYPE_UDELAY +#elif defined(CONFIG_IO_DELAY_NONE) +#define DEFAULT_IO_DELAY_TYPE IO_DELAY_TYPE_NONE +#endif + +int io_delay_type __read_mostly = DEFAULT_IO_DELAY_TYPE; static int __initdata io_delay_override; @@ -24,13 +39,13 @@ void native_io_delay(void) { switch (io_delay_type) { default: - case CONFIG_IO_DELAY_TYPE_0X80: + case IO_DELAY_TYPE_0X80: asm volatile ("outb %al, $0x80"); break; - case CONFIG_IO_DELAY_TYPE_0XED: + case IO_DELAY_TYPE_0XED: asm volatile ("outb %al, $0xed"); break; - case CONFIG_IO_DELAY_TYPE_UDELAY: + case IO_DELAY_TYPE_UDELAY: /* * 2 usecs is an upper-bound for the outb delay but * note that udelay doesn't have the bus-level @@ -39,7 +54,8 @@ void native_io_delay(void) * are shorter until calibrated): */ udelay(2); - case CONFIG_IO_DELAY_TYPE_NONE: + break; + case IO_DELAY_TYPE_NONE: break; } } @@ -47,9 +63,9 @@ EXPORT_SYMBOL(native_io_delay); static int __init dmi_io_delay_0xed_port(const struct dmi_system_id *id) { - if (io_delay_type == CONFIG_IO_DELAY_TYPE_0X80) { + if (io_delay_type == IO_DELAY_TYPE_0X80) { pr_notice("%s: using 0xed I/O delay port\n", id->ident); - io_delay_type = CONFIG_IO_DELAY_TYPE_0XED; + io_delay_type = IO_DELAY_TYPE_0XED; } return 0; @@ -115,13 +131,13 @@ static int __init io_delay_param(char *s) return -EINVAL; if (!strcmp(s, "0x80")) - io_delay_type = CONFIG_IO_DELAY_TYPE_0X80; + io_delay_type = IO_DELAY_TYPE_0X80; else if (!strcmp(s, "0xed")) - io_delay_type = CONFIG_IO_DELAY_TYPE_0XED; + io_delay_type = IO_DELAY_TYPE_0XED; else if (!strcmp(s, "udelay")) - io_delay_type = CONFIG_IO_DELAY_TYPE_UDELAY; + io_delay_type = IO_DELAY_TYPE_UDELAY; else if (!strcmp(s, "none")) - io_delay_type = CONFIG_IO_DELAY_TYPE_NONE; + io_delay_type = IO_DELAY_TYPE_NONE; else return -EINVAL; diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c index 4e8f193ad81f..4215653f8a8e 100644 --- a/arch/x86/kernel/irq.c +++ b/arch/x86/kernel/irq.c @@ -247,7 +247,7 @@ __visible unsigned int __irq_entry do_IRQ(struct pt_regs *regs) if (!handle_irq(desc, regs)) { ack_APIC_irq(); - if (desc != VECTOR_RETRIGGERED) { + if (desc != VECTOR_RETRIGGERED && desc != VECTOR_SHUTDOWN) { pr_emerg_ratelimited("%s: %d.%d No irq handler for vector\n", __func__, smp_processor_id(), vector); diff --git a/arch/x86/kernel/jailhouse.c b/arch/x86/kernel/jailhouse.c index d96d56310d51..6857b4577f17 100644 --- a/arch/x86/kernel/jailhouse.c +++ b/arch/x86/kernel/jailhouse.c @@ -45,7 +45,7 @@ static void jailhouse_get_wallclock(struct timespec64 *now) static void __init jailhouse_timer_init(void) { - lapic_timer_frequency = setup_data.apic_khz * (1000 / HZ); + lapic_timer_period = setup_data.apic_khz * (1000 / HZ); } static unsigned long jailhouse_get_tsc(void) diff --git a/arch/x86/kernel/jump_label.c b/arch/x86/kernel/jump_label.c index e631c358f7f4..044053235302 100644 --- a/arch/x86/kernel/jump_label.c +++ b/arch/x86/kernel/jump_label.c @@ -35,41 +35,43 @@ static void bug_at(unsigned char *ip, int line) BUG(); } -static void __ref __jump_label_transform(struct jump_entry *entry, - enum jump_label_type type, - int init) +static void __jump_label_set_jump_code(struct jump_entry *entry, + enum jump_label_type type, + union jump_code_union *code, + int init) { - union jump_code_union jmp; const unsigned char default_nop[] = { STATIC_KEY_INIT_NOP }; const unsigned char *ideal_nop = ideal_nops[NOP_ATOMIC5]; - const void *expect, *code; + const void *expect; int line; - jmp.jump = 0xe9; - jmp.offset = jump_entry_target(entry) - - (jump_entry_code(entry) + JUMP_LABEL_NOP_SIZE); + code->jump = 0xe9; + code->offset = jump_entry_target(entry) - + (jump_entry_code(entry) + JUMP_LABEL_NOP_SIZE); - if (type == JUMP_LABEL_JMP) { - if (init) { - expect = default_nop; line = __LINE__; - } else { - expect = ideal_nop; line = __LINE__; - } - - code = &jmp.code; + if (init) { + expect = default_nop; line = __LINE__; + } else if (type == JUMP_LABEL_JMP) { + expect = ideal_nop; line = __LINE__; } else { - if (init) { - expect = default_nop; line = __LINE__; - } else { - expect = &jmp.code; line = __LINE__; - } - - code = ideal_nop; + expect = code->code; line = __LINE__; } if (memcmp((void *)jump_entry_code(entry), expect, JUMP_LABEL_NOP_SIZE)) bug_at((void *)jump_entry_code(entry), line); + if (type == JUMP_LABEL_NOP) + memcpy(code, ideal_nop, JUMP_LABEL_NOP_SIZE); +} + +static void __ref __jump_label_transform(struct jump_entry *entry, + enum jump_label_type type, + int init) +{ + union jump_code_union code; + + __jump_label_set_jump_code(entry, type, &code, init); + /* * As long as only a single processor is running and the code is still * not marked as RO, text_poke_early() can be used; Checking that @@ -82,12 +84,12 @@ static void __ref __jump_label_transform(struct jump_entry *entry, * always nop being the 'currently valid' instruction */ if (init || system_state == SYSTEM_BOOTING) { - text_poke_early((void *)jump_entry_code(entry), code, + text_poke_early((void *)jump_entry_code(entry), &code, JUMP_LABEL_NOP_SIZE); return; } - text_poke_bp((void *)jump_entry_code(entry), code, JUMP_LABEL_NOP_SIZE, + text_poke_bp((void *)jump_entry_code(entry), &code, JUMP_LABEL_NOP_SIZE, (void *)jump_entry_code(entry) + JUMP_LABEL_NOP_SIZE); } @@ -99,6 +101,75 @@ void arch_jump_label_transform(struct jump_entry *entry, mutex_unlock(&text_mutex); } +#define TP_VEC_MAX (PAGE_SIZE / sizeof(struct text_poke_loc)) +static struct text_poke_loc tp_vec[TP_VEC_MAX]; +static int tp_vec_nr; + +bool arch_jump_label_transform_queue(struct jump_entry *entry, + enum jump_label_type type) +{ + struct text_poke_loc *tp; + void *entry_code; + + if (system_state == SYSTEM_BOOTING) { + /* + * Fallback to the non-batching mode. + */ + arch_jump_label_transform(entry, type); + return true; + } + + /* + * No more space in the vector, tell upper layer to apply + * the queue before continuing. + */ + if (tp_vec_nr == TP_VEC_MAX) + return false; + + tp = &tp_vec[tp_vec_nr]; + + entry_code = (void *)jump_entry_code(entry); + + /* + * The INT3 handler will do a bsearch in the queue, so we need entries + * to be sorted. We can survive an unsorted list by rejecting the entry, + * forcing the generic jump_label code to apply the queue. Warning once, + * to raise the attention to the case of an unsorted entry that is + * better not happen, because, in the worst case we will perform in the + * same way as we do without batching - with some more overhead. + */ + if (tp_vec_nr > 0) { + int prev = tp_vec_nr - 1; + struct text_poke_loc *prev_tp = &tp_vec[prev]; + + if (WARN_ON_ONCE(prev_tp->addr > entry_code)) + return false; + } + + __jump_label_set_jump_code(entry, type, + (union jump_code_union *) &tp->opcode, 0); + + tp->addr = entry_code; + tp->detour = entry_code + JUMP_LABEL_NOP_SIZE; + tp->len = JUMP_LABEL_NOP_SIZE; + + tp_vec_nr++; + + return true; +} + +void arch_jump_label_transform_apply(void) +{ + if (!tp_vec_nr) + return; + + mutex_lock(&text_mutex); + text_poke_bp_batch(tp_vec, tp_vec_nr); + mutex_unlock(&text_mutex); + + tp_vec_nr = 0; +} + static enum { JL_STATE_START, JL_STATE_NO_UPDATE, diff --git a/arch/x86/kernel/kexec-bzimage64.c b/arch/x86/kernel/kexec-bzimage64.c index 22f60dd26460..f03237e3f192 100644 --- a/arch/x86/kernel/kexec-bzimage64.c +++ b/arch/x86/kernel/kexec-bzimage64.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Kexec bzImage loader * * Copyright (C) 2014 Red Hat Inc. * Authors: * Vivek Goyal <vgoyal@redhat.com> - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #define pr_fmt(fmt) "kexec-bzImage64: " fmt diff --git a/arch/x86/kernel/kgdb.c b/arch/x86/kernel/kgdb.c index 9a8c1648fc9a..23297ea64f5f 100644 --- a/arch/x86/kernel/kgdb.c +++ b/arch/x86/kernel/kgdb.c @@ -118,14 +118,6 @@ char *dbg_get_reg(int regno, void *mem, struct pt_regs *regs) #ifdef CONFIG_X86_32 switch (regno) { - case GDB_SS: - if (!user_mode(regs)) - *(unsigned long *)mem = __KERNEL_DS; - break; - case GDB_SP: - if (!user_mode(regs)) - *(unsigned long *)mem = kernel_stack_pointer(regs); - break; case GDB_GS: case GDB_FS: *(unsigned long *)mem = 0xFFFF; @@ -758,7 +750,7 @@ int kgdb_arch_set_breakpoint(struct kgdb_bkpt *bpt) BREAK_INSTR_SIZE); bpt->type = BP_POKE_BREAKPOINT; - return err; + return 0; } int kgdb_arch_remove_breakpoint(struct kgdb_bkpt *bpt) diff --git a/arch/x86/kernel/kprobes/common.h b/arch/x86/kernel/kprobes/common.h index 2b949f4fd4d8..7d3a2e2daf01 100644 --- a/arch/x86/kernel/kprobes/common.h +++ b/arch/x86/kernel/kprobes/common.h @@ -5,15 +5,10 @@ /* Kprobes and Optprobes common header */ #include <asm/asm.h> - -#ifdef CONFIG_FRAME_POINTER -# define SAVE_RBP_STRING " push %" _ASM_BP "\n" \ - " mov %" _ASM_SP ", %" _ASM_BP "\n" -#else -# define SAVE_RBP_STRING " push %" _ASM_BP "\n" -#endif +#include <asm/frame.h> #ifdef CONFIG_X86_64 + #define SAVE_REGS_STRING \ /* Skip cs, ip, orig_ax. */ \ " subq $24, %rsp\n" \ @@ -27,11 +22,13 @@ " pushq %r10\n" \ " pushq %r11\n" \ " pushq %rbx\n" \ - SAVE_RBP_STRING \ + " pushq %rbp\n" \ " pushq %r12\n" \ " pushq %r13\n" \ " pushq %r14\n" \ - " pushq %r15\n" + " pushq %r15\n" \ + ENCODE_FRAME_POINTER + #define RESTORE_REGS_STRING \ " popq %r15\n" \ " popq %r14\n" \ @@ -51,19 +48,22 @@ /* Skip orig_ax, ip, cs */ \ " addq $24, %rsp\n" #else + #define SAVE_REGS_STRING \ /* Skip cs, ip, orig_ax and gs. */ \ - " subl $16, %esp\n" \ + " subl $4*4, %esp\n" \ " pushl %fs\n" \ " pushl %es\n" \ " pushl %ds\n" \ " pushl %eax\n" \ - SAVE_RBP_STRING \ + " pushl %ebp\n" \ " pushl %edi\n" \ " pushl %esi\n" \ " pushl %edx\n" \ " pushl %ecx\n" \ - " pushl %ebx\n" + " pushl %ebx\n" \ + ENCODE_FRAME_POINTER + #define RESTORE_REGS_STRING \ " popl %ebx\n" \ " popl %ecx\n" \ @@ -72,8 +72,8 @@ " popl %edi\n" \ " popl %ebp\n" \ " popl %eax\n" \ - /* Skip ds, es, fs, gs, orig_ax, and ip. Note: don't pop cs here*/\ - " addl $24, %esp\n" + /* Skip ds, es, fs, gs, orig_ax, ip, and cs. */\ + " addl $7*4, %esp\n" #endif /* Ensure if the instruction can be boostable */ diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c index 6afd8061dbae..bd17dbb15d6a 100644 --- a/arch/x86/kernel/kprobes/core.c +++ b/arch/x86/kernel/kprobes/core.c @@ -56,7 +56,7 @@ DEFINE_PER_CPU(struct kprobe *, current_kprobe) = NULL; DEFINE_PER_CPU(struct kprobe_ctlblk, kprobe_ctlblk); -#define stack_addr(regs) ((unsigned long *)kernel_stack_pointer(regs)) +#define stack_addr(regs) ((unsigned long *)regs->sp) #define W(row, b0, b1, b2, b3, b4, b5, b6, b7, b8, b9, ba, bb, bc, bd, be, bf)\ (((b0##UL << 0x0)|(b1##UL << 0x1)|(b2##UL << 0x2)|(b3##UL << 0x3) | \ @@ -718,29 +718,27 @@ asm( ".global kretprobe_trampoline\n" ".type kretprobe_trampoline, @function\n" "kretprobe_trampoline:\n" -#ifdef CONFIG_X86_64 /* We don't bother saving the ss register */ +#ifdef CONFIG_X86_64 " pushq %rsp\n" " pushfq\n" SAVE_REGS_STRING " movq %rsp, %rdi\n" " call trampoline_handler\n" /* Replace saved sp with true return address. */ - " movq %rax, 152(%rsp)\n" + " movq %rax, 19*8(%rsp)\n" RESTORE_REGS_STRING " popfq\n" #else - " pushf\n" + " pushl %esp\n" + " pushfl\n" SAVE_REGS_STRING " movl %esp, %eax\n" " call trampoline_handler\n" - /* Move flags to cs */ - " movl 56(%esp), %edx\n" - " movl %edx, 52(%esp)\n" - /* Replace saved flags with true return address. */ - " movl %eax, 56(%esp)\n" + /* Replace saved sp with true return address. */ + " movl %eax, 15*4(%esp)\n" RESTORE_REGS_STRING - " popf\n" + " popfl\n" #endif " ret\n" ".size kretprobe_trampoline, .-kretprobe_trampoline\n" @@ -781,16 +779,13 @@ __used __visible void *trampoline_handler(struct pt_regs *regs) INIT_HLIST_HEAD(&empty_rp); kretprobe_hash_lock(current, &head, &flags); /* fixup registers */ -#ifdef CONFIG_X86_64 regs->cs = __KERNEL_CS; - /* On x86-64, we use pt_regs->sp for return address holder. */ - frame_pointer = ®s->sp; -#else - regs->cs = __KERNEL_CS | get_kernel_rpl(); +#ifdef CONFIG_X86_32 + regs->cs |= get_kernel_rpl(); regs->gs = 0; - /* On x86-32, we use pt_regs->flags for return address holder. */ - frame_pointer = ®s->flags; #endif + /* We use pt_regs->sp for return address holder. */ + frame_pointer = ®s->sp; regs->ip = trampoline_address; regs->orig_ax = ~0UL; diff --git a/arch/x86/kernel/kprobes/opt.c b/arch/x86/kernel/kprobes/opt.c index 7c361a24c6df..9d4aedece363 100644 --- a/arch/x86/kernel/kprobes/opt.c +++ b/arch/x86/kernel/kprobes/opt.c @@ -102,14 +102,15 @@ asm ( "optprobe_template_call:\n" ASM_NOP5 /* Move flags to rsp */ - " movq 144(%rsp), %rdx\n" - " movq %rdx, 152(%rsp)\n" + " movq 18*8(%rsp), %rdx\n" + " movq %rdx, 19*8(%rsp)\n" RESTORE_REGS_STRING /* Skip flags entry */ " addq $8, %rsp\n" " popfq\n" #else /* CONFIG_X86_32 */ - " pushf\n" + " pushl %esp\n" + " pushfl\n" SAVE_REGS_STRING " movl %esp, %edx\n" ".global optprobe_template_val\n" @@ -118,9 +119,13 @@ asm ( ".global optprobe_template_call\n" "optprobe_template_call:\n" ASM_NOP5 + /* Move flags into esp */ + " movl 14*4(%esp), %edx\n" + " movl %edx, 15*4(%esp)\n" RESTORE_REGS_STRING - " addl $4, %esp\n" /* skip cs */ - " popf\n" + /* Skip flags entry */ + " addl $4, %esp\n" + " popfl\n" #endif ".global optprobe_template_end\n" "optprobe_template_end:\n" @@ -152,10 +157,9 @@ optimized_callback(struct optimized_kprobe *op, struct pt_regs *regs) } else { struct kprobe_ctlblk *kcb = get_kprobe_ctlblk(); /* Save skipped registers */ -#ifdef CONFIG_X86_64 regs->cs = __KERNEL_CS; -#else - regs->cs = __KERNEL_CS | get_kernel_rpl(); +#ifdef CONFIG_X86_32 + regs->cs |= get_kernel_rpl(); regs->gs = 0; #endif regs->ip = (unsigned long)op->kp.addr + INT3_SIZE; @@ -418,7 +422,7 @@ err: void arch_optimize_kprobes(struct list_head *oplist) { struct optimized_kprobe *op, *tmp; - u8 insn_buf[RELATIVEJUMP_SIZE]; + u8 insn_buff[RELATIVEJUMP_SIZE]; list_for_each_entry_safe(op, tmp, oplist, list) { s32 rel = (s32)((long)op->optinsn.insn - @@ -430,10 +434,10 @@ void arch_optimize_kprobes(struct list_head *oplist) memcpy(op->optinsn.copied_insn, op->kp.addr + INT3_SIZE, RELATIVE_ADDR_SIZE); - insn_buf[0] = RELATIVEJUMP_OPCODE; - *(s32 *)(&insn_buf[1]) = rel; + insn_buff[0] = RELATIVEJUMP_OPCODE; + *(s32 *)(&insn_buff[1]) = rel; - text_poke_bp(op->kp.addr, insn_buf, RELATIVEJUMP_SIZE, + text_poke_bp(op->kp.addr, insn_buff, RELATIVEJUMP_SIZE, op->optinsn.insn); list_del_init(&op->list); @@ -443,12 +447,12 @@ void arch_optimize_kprobes(struct list_head *oplist) /* Replace a relative jump with a breakpoint (int3). */ void arch_unoptimize_kprobe(struct optimized_kprobe *op) { - u8 insn_buf[RELATIVEJUMP_SIZE]; + u8 insn_buff[RELATIVEJUMP_SIZE]; /* Set int3 to first byte for kprobes */ - insn_buf[0] = BREAKPOINT_INSTRUCTION; - memcpy(insn_buf + 1, op->optinsn.copied_insn, RELATIVE_ADDR_SIZE); - text_poke_bp(op->kp.addr, insn_buf, RELATIVEJUMP_SIZE, + insn_buff[0] = BREAKPOINT_INSTRUCTION; + memcpy(insn_buff + 1, op->optinsn.copied_insn, RELATIVE_ADDR_SIZE); + text_poke_bp(op->kp.addr, insn_buff, RELATIVEJUMP_SIZE, op->optinsn.insn); } diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c index 5409c2800ab5..77854b192fef 100644 --- a/arch/x86/kernel/machine_kexec_32.c +++ b/arch/x86/kernel/machine_kexec_32.c @@ -1,9 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * handle transition of Linux booting another kernel * Copyright (C) 2002-2005 Eric Biederman <ebiederm@xmission.com> - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #include <linux/mm.h> diff --git a/arch/x86/kernel/machine_kexec_64.c b/arch/x86/kernel/machine_kexec_64.c index ceba408ea982..d7be2376ac0b 100644 --- a/arch/x86/kernel/machine_kexec_64.c +++ b/arch/x86/kernel/machine_kexec_64.c @@ -1,9 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * handle transition of Linux booting another kernel * Copyright (C) 2002-2005 Eric Biederman <ebiederm@xmission.com> - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #define pr_fmt(fmt) "kexec: " fmt diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c index 06f6bb48d018..98039d7fb998 100644 --- a/arch/x86/kernel/paravirt.c +++ b/arch/x86/kernel/paravirt.c @@ -58,24 +58,24 @@ struct branch { u32 delta; } __attribute__((packed)); -static unsigned paravirt_patch_call(void *insnbuf, const void *target, +static unsigned paravirt_patch_call(void *insn_buff, const void *target, unsigned long addr, unsigned len) { - struct branch *b = insnbuf; - unsigned long delta = (unsigned long)target - (addr+5); - - if (len < 5) { -#ifdef CONFIG_RETPOLINE - WARN_ONCE(1, "Failing to patch indirect CALL in %ps\n", (void *)addr); -#endif - return len; /* call too long for patch site */ + const int call_len = 5; + struct branch *b = insn_buff; + unsigned long delta = (unsigned long)target - (addr+call_len); + + if (len < call_len) { + pr_warn("paravirt: Failed to patch indirect CALL at %ps\n", (void *)addr); + /* Kernel might not be viable if patching fails, bail out: */ + BUG_ON(1); } b->opcode = 0xe8; /* call */ b->delta = delta; - BUILD_BUG_ON(sizeof(*b) != 5); + BUILD_BUG_ON(sizeof(*b) != call_len); - return 5; + return call_len; } #ifdef CONFIG_PARAVIRT_XXL @@ -85,10 +85,10 @@ u64 notrace _paravirt_ident_64(u64 x) return x; } -static unsigned paravirt_patch_jmp(void *insnbuf, const void *target, +static unsigned paravirt_patch_jmp(void *insn_buff, const void *target, unsigned long addr, unsigned len) { - struct branch *b = insnbuf; + struct branch *b = insn_buff; unsigned long delta = (unsigned long)target - (addr+5); if (len < 5) { @@ -113,7 +113,7 @@ void __init native_pv_lock_init(void) static_branch_disable(&virt_spin_lock_key); } -unsigned paravirt_patch_default(u8 type, void *insnbuf, +unsigned paravirt_patch_default(u8 type, void *insn_buff, unsigned long addr, unsigned len) { /* @@ -125,36 +125,36 @@ unsigned paravirt_patch_default(u8 type, void *insnbuf, if (opfunc == NULL) /* If there's no function, patch it with a ud2a (BUG) */ - ret = paravirt_patch_insns(insnbuf, len, ud2a, ud2a+sizeof(ud2a)); + ret = paravirt_patch_insns(insn_buff, len, ud2a, ud2a+sizeof(ud2a)); else if (opfunc == _paravirt_nop) ret = 0; #ifdef CONFIG_PARAVIRT_XXL /* identity functions just return their single argument */ else if (opfunc == _paravirt_ident_64) - ret = paravirt_patch_ident_64(insnbuf, len); + ret = paravirt_patch_ident_64(insn_buff, len); else if (type == PARAVIRT_PATCH(cpu.iret) || type == PARAVIRT_PATCH(cpu.usergs_sysret64)) /* If operation requires a jmp, then jmp */ - ret = paravirt_patch_jmp(insnbuf, opfunc, addr, len); + ret = paravirt_patch_jmp(insn_buff, opfunc, addr, len); #endif else /* Otherwise call the function. */ - ret = paravirt_patch_call(insnbuf, opfunc, addr, len); + ret = paravirt_patch_call(insn_buff, opfunc, addr, len); return ret; } -unsigned paravirt_patch_insns(void *insnbuf, unsigned len, +unsigned paravirt_patch_insns(void *insn_buff, unsigned len, const char *start, const char *end) { unsigned insn_len = end - start; - if (insn_len > len || start == NULL) - insn_len = len; - else - memcpy(insnbuf, start, insn_len); + /* Alternative instruction is too large for the patch site and we cannot continue: */ + BUG_ON(insn_len > len || start == NULL); + + memcpy(insn_buff, start, insn_len); return insn_len; } diff --git a/arch/x86/kernel/paravirt_patch.c b/arch/x86/kernel/paravirt_patch.c new file mode 100644 index 000000000000..3eff63c090d2 --- /dev/null +++ b/arch/x86/kernel/paravirt_patch.c @@ -0,0 +1,126 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <linux/stringify.h> + +#include <asm/paravirt.h> +#include <asm/asm-offsets.h> + +#define PSTART(d, m) \ + patch_data_##d.m + +#define PEND(d, m) \ + (PSTART(d, m) + sizeof(patch_data_##d.m)) + +#define PATCH(d, m, insn_buff, len) \ + paravirt_patch_insns(insn_buff, len, PSTART(d, m), PEND(d, m)) + +#define PATCH_CASE(ops, m, data, insn_buff, len) \ + case PARAVIRT_PATCH(ops.m): \ + return PATCH(data, ops##_##m, insn_buff, len) + +#ifdef CONFIG_PARAVIRT_XXL +struct patch_xxl { + const unsigned char irq_irq_disable[1]; + const unsigned char irq_irq_enable[1]; + const unsigned char irq_save_fl[2]; + const unsigned char mmu_read_cr2[3]; + const unsigned char mmu_read_cr3[3]; + const unsigned char mmu_write_cr3[3]; + const unsigned char irq_restore_fl[2]; +# ifdef CONFIG_X86_64 + const unsigned char cpu_wbinvd[2]; + const unsigned char cpu_usergs_sysret64[6]; + const unsigned char cpu_swapgs[3]; + const unsigned char mov64[3]; +# else + const unsigned char cpu_iret[1]; +# endif +}; + +static const struct patch_xxl patch_data_xxl = { + .irq_irq_disable = { 0xfa }, // cli + .irq_irq_enable = { 0xfb }, // sti + .irq_save_fl = { 0x9c, 0x58 }, // pushf; pop %[re]ax + .mmu_read_cr2 = { 0x0f, 0x20, 0xd0 }, // mov %cr2, %[re]ax + .mmu_read_cr3 = { 0x0f, 0x20, 0xd8 }, // mov %cr3, %[re]ax +# ifdef CONFIG_X86_64 + .mmu_write_cr3 = { 0x0f, 0x22, 0xdf }, // mov %rdi, %cr3 + .irq_restore_fl = { 0x57, 0x9d }, // push %rdi; popfq + .cpu_wbinvd = { 0x0f, 0x09 }, // wbinvd + .cpu_usergs_sysret64 = { 0x0f, 0x01, 0xf8, + 0x48, 0x0f, 0x07 }, // swapgs; sysretq + .cpu_swapgs = { 0x0f, 0x01, 0xf8 }, // swapgs + .mov64 = { 0x48, 0x89, 0xf8 }, // mov %rdi, %rax +# else + .mmu_write_cr3 = { 0x0f, 0x22, 0xd8 }, // mov %eax, %cr3 + .irq_restore_fl = { 0x50, 0x9d }, // push %eax; popf + .cpu_iret = { 0xcf }, // iret +# endif +}; + +unsigned int paravirt_patch_ident_64(void *insn_buff, unsigned int len) +{ +#ifdef CONFIG_X86_64 + return PATCH(xxl, mov64, insn_buff, len); +#endif + return 0; +} +# endif /* CONFIG_PARAVIRT_XXL */ + +#ifdef CONFIG_PARAVIRT_SPINLOCKS +struct patch_lock { + unsigned char queued_spin_unlock[3]; + unsigned char vcpu_is_preempted[2]; +}; + +static const struct patch_lock patch_data_lock = { + .vcpu_is_preempted = { 0x31, 0xc0 }, // xor %eax, %eax + +# ifdef CONFIG_X86_64 + .queued_spin_unlock = { 0xc6, 0x07, 0x00 }, // movb $0, (%rdi) +# else + .queued_spin_unlock = { 0xc6, 0x00, 0x00 }, // movb $0, (%eax) +# endif +}; +#endif /* CONFIG_PARAVIRT_SPINLOCKS */ + +unsigned int native_patch(u8 type, void *insn_buff, unsigned long addr, + unsigned int len) +{ + switch (type) { + +#ifdef CONFIG_PARAVIRT_XXL + PATCH_CASE(irq, restore_fl, xxl, insn_buff, len); + PATCH_CASE(irq, save_fl, xxl, insn_buff, len); + PATCH_CASE(irq, irq_enable, xxl, insn_buff, len); + PATCH_CASE(irq, irq_disable, xxl, insn_buff, len); + + PATCH_CASE(mmu, read_cr2, xxl, insn_buff, len); + PATCH_CASE(mmu, read_cr3, xxl, insn_buff, len); + PATCH_CASE(mmu, write_cr3, xxl, insn_buff, len); + +# ifdef CONFIG_X86_64 + PATCH_CASE(cpu, usergs_sysret64, xxl, insn_buff, len); + PATCH_CASE(cpu, swapgs, xxl, insn_buff, len); + PATCH_CASE(cpu, wbinvd, xxl, insn_buff, len); +# else + PATCH_CASE(cpu, iret, xxl, insn_buff, len); +# endif +#endif + +#ifdef CONFIG_PARAVIRT_SPINLOCKS + case PARAVIRT_PATCH(lock.queued_spin_unlock): + if (pv_is_native_spin_unlock()) + return PATCH(lock, queued_spin_unlock, insn_buff, len); + break; + + case PARAVIRT_PATCH(lock.vcpu_is_preempted): + if (pv_is_native_vcpu_is_preempted()) + return PATCH(lock, vcpu_is_preempted, insn_buff, len); + break; +#endif + default: + break; + } + + return paravirt_patch_default(type, insn_buff, addr, len); +} diff --git a/arch/x86/kernel/paravirt_patch_32.c b/arch/x86/kernel/paravirt_patch_32.c deleted file mode 100644 index de138d3912e4..000000000000 --- a/arch/x86/kernel/paravirt_patch_32.c +++ /dev/null @@ -1,67 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include <asm/paravirt.h> - -#ifdef CONFIG_PARAVIRT_XXL -DEF_NATIVE(irq, irq_disable, "cli"); -DEF_NATIVE(irq, irq_enable, "sti"); -DEF_NATIVE(irq, restore_fl, "push %eax; popf"); -DEF_NATIVE(irq, save_fl, "pushf; pop %eax"); -DEF_NATIVE(cpu, iret, "iret"); -DEF_NATIVE(mmu, read_cr2, "mov %cr2, %eax"); -DEF_NATIVE(mmu, write_cr3, "mov %eax, %cr3"); -DEF_NATIVE(mmu, read_cr3, "mov %cr3, %eax"); - -unsigned paravirt_patch_ident_64(void *insnbuf, unsigned len) -{ - /* arg in %edx:%eax, return in %edx:%eax */ - return 0; -} -#endif - -#if defined(CONFIG_PARAVIRT_SPINLOCKS) -DEF_NATIVE(lock, queued_spin_unlock, "movb $0, (%eax)"); -DEF_NATIVE(lock, vcpu_is_preempted, "xor %eax, %eax"); -#endif - -extern bool pv_is_native_spin_unlock(void); -extern bool pv_is_native_vcpu_is_preempted(void); - -unsigned native_patch(u8 type, void *ibuf, unsigned long addr, unsigned len) -{ -#define PATCH_SITE(ops, x) \ - case PARAVIRT_PATCH(ops.x): \ - return paravirt_patch_insns(ibuf, len, start_##ops##_##x, end_##ops##_##x) - - switch (type) { -#ifdef CONFIG_PARAVIRT_XXL - PATCH_SITE(irq, irq_disable); - PATCH_SITE(irq, irq_enable); - PATCH_SITE(irq, restore_fl); - PATCH_SITE(irq, save_fl); - PATCH_SITE(cpu, iret); - PATCH_SITE(mmu, read_cr2); - PATCH_SITE(mmu, read_cr3); - PATCH_SITE(mmu, write_cr3); -#endif -#if defined(CONFIG_PARAVIRT_SPINLOCKS) - case PARAVIRT_PATCH(lock.queued_spin_unlock): - if (pv_is_native_spin_unlock()) - return paravirt_patch_insns(ibuf, len, - start_lock_queued_spin_unlock, - end_lock_queued_spin_unlock); - break; - - case PARAVIRT_PATCH(lock.vcpu_is_preempted): - if (pv_is_native_vcpu_is_preempted()) - return paravirt_patch_insns(ibuf, len, - start_lock_vcpu_is_preempted, - end_lock_vcpu_is_preempted); - break; -#endif - - default: - break; - } -#undef PATCH_SITE - return paravirt_patch_default(type, ibuf, addr, len); -} diff --git a/arch/x86/kernel/paravirt_patch_64.c b/arch/x86/kernel/paravirt_patch_64.c deleted file mode 100644 index 9d9e04b31077..000000000000 --- a/arch/x86/kernel/paravirt_patch_64.c +++ /dev/null @@ -1,75 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include <asm/paravirt.h> -#include <asm/asm-offsets.h> -#include <linux/stringify.h> - -#ifdef CONFIG_PARAVIRT_XXL -DEF_NATIVE(irq, irq_disable, "cli"); -DEF_NATIVE(irq, irq_enable, "sti"); -DEF_NATIVE(irq, restore_fl, "pushq %rdi; popfq"); -DEF_NATIVE(irq, save_fl, "pushfq; popq %rax"); -DEF_NATIVE(mmu, read_cr2, "movq %cr2, %rax"); -DEF_NATIVE(mmu, read_cr3, "movq %cr3, %rax"); -DEF_NATIVE(mmu, write_cr3, "movq %rdi, %cr3"); -DEF_NATIVE(cpu, wbinvd, "wbinvd"); - -DEF_NATIVE(cpu, usergs_sysret64, "swapgs; sysretq"); -DEF_NATIVE(cpu, swapgs, "swapgs"); -DEF_NATIVE(, mov64, "mov %rdi, %rax"); - -unsigned paravirt_patch_ident_64(void *insnbuf, unsigned len) -{ - return paravirt_patch_insns(insnbuf, len, - start__mov64, end__mov64); -} -#endif - -#if defined(CONFIG_PARAVIRT_SPINLOCKS) -DEF_NATIVE(lock, queued_spin_unlock, "movb $0, (%rdi)"); -DEF_NATIVE(lock, vcpu_is_preempted, "xor %eax, %eax"); -#endif - -extern bool pv_is_native_spin_unlock(void); -extern bool pv_is_native_vcpu_is_preempted(void); - -unsigned native_patch(u8 type, void *ibuf, unsigned long addr, unsigned len) -{ -#define PATCH_SITE(ops, x) \ - case PARAVIRT_PATCH(ops.x): \ - return paravirt_patch_insns(ibuf, len, start_##ops##_##x, end_##ops##_##x) - - switch (type) { -#ifdef CONFIG_PARAVIRT_XXL - PATCH_SITE(irq, restore_fl); - PATCH_SITE(irq, save_fl); - PATCH_SITE(irq, irq_enable); - PATCH_SITE(irq, irq_disable); - PATCH_SITE(cpu, usergs_sysret64); - PATCH_SITE(cpu, swapgs); - PATCH_SITE(cpu, wbinvd); - PATCH_SITE(mmu, read_cr2); - PATCH_SITE(mmu, read_cr3); - PATCH_SITE(mmu, write_cr3); -#endif -#if defined(CONFIG_PARAVIRT_SPINLOCKS) - case PARAVIRT_PATCH(lock.queued_spin_unlock): - if (pv_is_native_spin_unlock()) - return paravirt_patch_insns(ibuf, len, - start_lock_queued_spin_unlock, - end_lock_queued_spin_unlock); - break; - - case PARAVIRT_PATCH(lock.vcpu_is_preempted): - if (pv_is_native_vcpu_is_preempted()) - return paravirt_patch_insns(ibuf, len, - start_lock_vcpu_is_preempted, - end_lock_vcpu_is_preempted); - break; -#endif - - default: - break; - } -#undef PATCH_SITE - return paravirt_patch_default(type, ibuf, addr, len); -} diff --git a/arch/x86/kernel/perf_regs.c b/arch/x86/kernel/perf_regs.c index 07c30ee17425..bb7e1132290b 100644 --- a/arch/x86/kernel/perf_regs.c +++ b/arch/x86/kernel/perf_regs.c @@ -74,6 +74,9 @@ u64 perf_reg_value(struct pt_regs *regs, int idx) return regs_get_register(regs, pt_regs_offset[idx]); } +#define PERF_REG_X86_RESERVED (((1ULL << PERF_REG_X86_XMM0) - 1) & \ + ~((1ULL << PERF_REG_X86_MAX) - 1)) + #ifdef CONFIG_X86_32 #define REG_NOSUPPORT ((1ULL << PERF_REG_X86_R8) | \ (1ULL << PERF_REG_X86_R9) | \ @@ -86,7 +89,7 @@ u64 perf_reg_value(struct pt_regs *regs, int idx) int perf_reg_validate(u64 mask) { - if (!mask || (mask & REG_NOSUPPORT)) + if (!mask || (mask & (REG_NOSUPPORT | PERF_REG_X86_RESERVED))) return -EINVAL; return 0; @@ -112,7 +115,7 @@ void perf_get_regs_user(struct perf_regs *regs_user, int perf_reg_validate(u64 mask) { - if (!mask || (mask & REG_NOSUPPORT)) + if (!mask || (mask & (REG_NOSUPPORT | PERF_REG_X86_RESERVED))) return -EINVAL; return 0; diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c index 2399e910d109..b8ceec4974fe 100644 --- a/arch/x86/kernel/process_32.c +++ b/arch/x86/kernel/process_32.c @@ -62,27 +62,21 @@ void __show_regs(struct pt_regs *regs, enum show_regs_mode mode) { unsigned long cr0 = 0L, cr2 = 0L, cr3 = 0L, cr4 = 0L; unsigned long d0, d1, d2, d3, d6, d7; - unsigned long sp; - unsigned short ss, gs; + unsigned short gs; - if (user_mode(regs)) { - sp = regs->sp; - ss = regs->ss; + if (user_mode(regs)) gs = get_user_gs(regs); - } else { - sp = kernel_stack_pointer(regs); - savesegment(ss, ss); + else savesegment(gs, gs); - } show_ip(regs, KERN_DEFAULT); printk(KERN_DEFAULT "EAX: %08lx EBX: %08lx ECX: %08lx EDX: %08lx\n", regs->ax, regs->bx, regs->cx, regs->dx); printk(KERN_DEFAULT "ESI: %08lx EDI: %08lx EBP: %08lx ESP: %08lx\n", - regs->si, regs->di, regs->bp, sp); + regs->si, regs->di, regs->bp, regs->sp); printk(KERN_DEFAULT "DS: %04x ES: %04x FS: %04x GS: %04x SS: %04x EFLAGS: %08lx\n", - (u16)regs->ds, (u16)regs->es, (u16)regs->fs, gs, ss, regs->flags); + (u16)regs->ds, (u16)regs->es, (u16)regs->fs, gs, regs->ss, regs->flags); if (mode != SHOW_REGS_ALL) return; diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c index a166c960bc9e..8eb1e58de043 100644 --- a/arch/x86/kernel/ptrace.c +++ b/arch/x86/kernel/ptrace.c @@ -25,6 +25,7 @@ #include <linux/rcupdate.h> #include <linux/export.h> #include <linux/context_tracking.h> +#include <linux/nospec.h> #include <linux/uaccess.h> #include <asm/pgtable.h> @@ -154,35 +155,6 @@ static inline bool invalid_selector(u16 value) #define FLAG_MASK FLAG_MASK_32 -/* - * X86_32 CPUs don't save ss and esp if the CPU is already in kernel mode - * when it traps. The previous stack will be directly underneath the saved - * registers, and 'sp/ss' won't even have been saved. Thus the '®s->sp'. - * - * Now, if the stack is empty, '®s->sp' is out of range. In this - * case we try to take the previous stack. To always return a non-null - * stack pointer we fall back to regs as stack if no previous stack - * exists. - * - * This is valid only for kernel mode traps. - */ -unsigned long kernel_stack_pointer(struct pt_regs *regs) -{ - unsigned long context = (unsigned long)regs & ~(THREAD_SIZE - 1); - unsigned long sp = (unsigned long)®s->sp; - u32 *prev_esp; - - if (context == (sp & ~(THREAD_SIZE - 1))) - return sp; - - prev_esp = (u32 *)(context); - if (*prev_esp) - return (unsigned long)*prev_esp; - - return (unsigned long)regs; -} -EXPORT_SYMBOL_GPL(kernel_stack_pointer); - static unsigned long *pt_regs_access(struct pt_regs *regs, unsigned long regno) { BUILD_BUG_ON(offsetof(struct pt_regs, bx) != 0); @@ -397,22 +369,12 @@ static int putreg(struct task_struct *child, case offsetof(struct user_regs_struct,fs_base): if (value >= TASK_SIZE_MAX) return -EIO; - /* - * When changing the FS base, use do_arch_prctl_64() - * to set the index to zero and to set the base - * as requested. - */ - if (child->thread.fsbase != value) - return do_arch_prctl_64(child, ARCH_SET_FS, value); + x86_fsbase_write_task(child, value); return 0; case offsetof(struct user_regs_struct,gs_base): - /* - * Exactly the same here as the %fs handling above. - */ if (value >= TASK_SIZE_MAX) return -EIO; - if (child->thread.gsbase != value) - return do_arch_prctl_64(child, ARCH_SET_GS, value); + x86_gsbase_write_task(child, value); return 0; #endif } @@ -645,7 +607,8 @@ static unsigned long ptrace_get_debugreg(struct task_struct *tsk, int n) unsigned long val = 0; if (n < HBP_NUM) { - struct perf_event *bp = thread->ptrace_bps[n]; + int index = array_index_nospec(n, HBP_NUM); + struct perf_event *bp = thread->ptrace_bps[index]; if (bp) val = bp->hw.info.address; @@ -747,9 +710,6 @@ static int ioperm_get(struct task_struct *target, void ptrace_disable(struct task_struct *child) { user_disable_single_step(child); -#ifdef TIF_SYSCALL_EMU - clear_tsk_thread_flag(child, TIF_SYSCALL_EMU); -#endif } #if defined CONFIG_X86_32 || defined CONFIG_IA32_EMULATION diff --git a/arch/x86/kernel/pvclock.c b/arch/x86/kernel/pvclock.c index 0ff3e294d0e5..10125358b9c4 100644 --- a/arch/x86/kernel/pvclock.c +++ b/arch/x86/kernel/pvclock.c @@ -3,6 +3,7 @@ */ +#include <linux/clocksource.h> #include <linux/kernel.h> #include <linux/percpu.h> #include <linux/notifier.h> diff --git a/arch/x86/kernel/relocate_kernel_32.S b/arch/x86/kernel/relocate_kernel_32.S index 77630d57e7bf..ee26df08002e 100644 --- a/arch/x86/kernel/relocate_kernel_32.S +++ b/arch/x86/kernel/relocate_kernel_32.S @@ -1,9 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * relocate_kernel.S - put the kernel image in place to boot * Copyright (C) 2002-2004 Eric Biederman <ebiederm@xmission.com> - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #include <linux/linkage.h> diff --git a/arch/x86/kernel/relocate_kernel_64.S b/arch/x86/kernel/relocate_kernel_64.S index 11eda21eb697..c51ccff5cd01 100644 --- a/arch/x86/kernel/relocate_kernel_64.S +++ b/arch/x86/kernel/relocate_kernel_64.S @@ -1,9 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * relocate_kernel.S - put the kernel image in place to boot * Copyright (C) 2002-2005 Eric Biederman <ebiederm@xmission.com> - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #include <linux/linkage.h> diff --git a/arch/x86/kernel/smp.c b/arch/x86/kernel/smp.c index 4693e2f3a03e..96421f97e75c 100644 --- a/arch/x86/kernel/smp.c +++ b/arch/x86/kernel/smp.c @@ -144,7 +144,7 @@ void native_send_call_func_ipi(const struct cpumask *mask) } cpumask_copy(allbutself, cpu_online_mask); - cpumask_clear_cpu(smp_processor_id(), allbutself); + __cpumask_clear_cpu(smp_processor_id(), allbutself); if (cpumask_equal(mask, allbutself) && cpumask_equal(cpu_online_mask, cpu_callout_mask)) diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 362dd8953f48..1af7a2d89419 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -205,13 +205,19 @@ static int enable_start_cpu0; */ static void notrace start_secondary(void *unused) { + unsigned long cr4 = __read_cr4(); + /* * Don't put *anything* except direct CPU state initialization * before cpu_init(), SMP booting is too fragile that we want to * limit the things done here to the most necessary things. */ if (boot_cpu_has(X86_FEATURE_PCID)) - __write_cr4(__read_cr4() | X86_CR4_PCIDE); + cr4 |= X86_CR4_PCIDE; + if (static_branch_likely(&cr_pinning)) + cr4 |= cr4_pinned_bits; + + __write_cr4(cr4); #ifdef CONFIG_X86_32 /* switch away from the initial page table */ diff --git a/arch/x86/kernel/time.c b/arch/x86/kernel/time.c index 0e14f6c0d35e..7ce29cee9f9e 100644 --- a/arch/x86/kernel/time.c +++ b/arch/x86/kernel/time.c @@ -37,8 +37,7 @@ unsigned long profile_pc(struct pt_regs *regs) #ifdef CONFIG_FRAME_POINTER return *(unsigned long *)(regs->bp + sizeof(long)); #else - unsigned long *sp = - (unsigned long *)kernel_stack_pointer(regs); + unsigned long *sp = (unsigned long *)regs->sp; /* * Return address is either directly at stack pointer * or above a saved flags. Eflags has bits 22-31 zero, @@ -82,8 +81,11 @@ static void __init setup_default_timer_irq(void) /* Default timer init function */ void __init hpet_time_init(void) { - if (!hpet_enable()) - setup_pit_timer(); + if (!hpet_enable()) { + if (!pit_timer_init()) + return; + } + setup_default_timer_irq(); } diff --git a/arch/x86/kernel/tls.c b/arch/x86/kernel/tls.c index a5b802a12212..71d3fef1edc9 100644 --- a/arch/x86/kernel/tls.c +++ b/arch/x86/kernel/tls.c @@ -5,6 +5,7 @@ #include <linux/user.h> #include <linux/regset.h> #include <linux/syscalls.h> +#include <linux/nospec.h> #include <linux/uaccess.h> #include <asm/desc.h> @@ -220,6 +221,7 @@ int do_get_thread_area(struct task_struct *p, int idx, struct user_desc __user *u_info) { struct user_desc info; + int index; if (idx == -1 && get_user(idx, &u_info->entry_number)) return -EFAULT; @@ -227,8 +229,11 @@ int do_get_thread_area(struct task_struct *p, int idx, if (idx < GDT_ENTRY_TLS_MIN || idx > GDT_ENTRY_TLS_MAX) return -EINVAL; - fill_user_desc(&info, idx, - &p->thread.tls_array[idx - GDT_ENTRY_TLS_MIN]); + index = idx - GDT_ENTRY_TLS_MIN; + index = array_index_nospec(index, + GDT_ENTRY_TLS_MAX - GDT_ENTRY_TLS_MIN + 1); + + fill_user_desc(&info, idx, &p->thread.tls_array[index]); if (copy_to_user(u_info, &info, sizeof(info))) return -EFAULT; diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index 0b29e58f288e..57d87f79558f 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -59,7 +59,7 @@ struct cyc2ns { static DEFINE_PER_CPU_ALIGNED(struct cyc2ns, cyc2ns); -void __always_inline cyc2ns_read_begin(struct cyc2ns_data *data) +__always_inline void cyc2ns_read_begin(struct cyc2ns_data *data) { int seq, idx; @@ -76,7 +76,7 @@ void __always_inline cyc2ns_read_begin(struct cyc2ns_data *data) } while (unlikely(seq != this_cpu_read(cyc2ns.seq.sequence))); } -void __always_inline cyc2ns_read_end(void) +__always_inline void cyc2ns_read_end(void) { preempt_enable_notrace(); } @@ -632,31 +632,38 @@ unsigned long native_calibrate_tsc(void) crystal_khz = ecx_hz / 1000; - if (crystal_khz == 0) { - switch (boot_cpu_data.x86_model) { - case INTEL_FAM6_SKYLAKE_MOBILE: - case INTEL_FAM6_SKYLAKE_DESKTOP: - case INTEL_FAM6_KABYLAKE_MOBILE: - case INTEL_FAM6_KABYLAKE_DESKTOP: - crystal_khz = 24000; /* 24.0 MHz */ - break; - case INTEL_FAM6_ATOM_GOLDMONT_X: - crystal_khz = 25000; /* 25.0 MHz */ - break; - case INTEL_FAM6_ATOM_GOLDMONT: - crystal_khz = 19200; /* 19.2 MHz */ - break; - } - } + /* + * Denverton SoCs don't report crystal clock, and also don't support + * CPUID.0x16 for the calculation below, so hardcode the 25MHz crystal + * clock. + */ + if (crystal_khz == 0 && + boot_cpu_data.x86_model == INTEL_FAM6_ATOM_GOLDMONT_X) + crystal_khz = 25000; - if (crystal_khz == 0) - return 0; /* - * TSC frequency determined by CPUID is a "hardware reported" + * TSC frequency reported directly by CPUID is a "hardware reported" * frequency and is the most accurate one so far we have. This * is considered a known frequency. */ - setup_force_cpu_cap(X86_FEATURE_TSC_KNOWN_FREQ); + if (crystal_khz != 0) + setup_force_cpu_cap(X86_FEATURE_TSC_KNOWN_FREQ); + + /* + * Some Intel SoCs like Skylake and Kabylake don't report the crystal + * clock, but we can easily calculate it to a high degree of accuracy + * by considering the crystal ratio and the CPU speed. + */ + if (crystal_khz == 0 && boot_cpu_data.cpuid_level >= 0x16) { + unsigned int eax_base_mhz, ebx, ecx, edx; + + cpuid(0x16, &eax_base_mhz, &ebx, &ecx, &edx); + crystal_khz = eax_base_mhz * 1000 * + eax_denominator / ebx_numerator; + } + + if (crystal_khz == 0) + return 0; /* * For Atom SoCs TSC is the only reliable clocksource. @@ -665,6 +672,16 @@ unsigned long native_calibrate_tsc(void) if (boot_cpu_data.x86_model == INTEL_FAM6_ATOM_GOLDMONT) setup_force_cpu_cap(X86_FEATURE_TSC_RELIABLE); +#ifdef CONFIG_X86_LOCAL_APIC + /* + * The local APIC appears to be fed by the core crystal clock + * (which sounds entirely sensible). We can set the global + * lapic_timer_period here to avoid having to calibrate the APIC + * timer later. + */ + lapic_timer_period = crystal_khz * 1000 / HZ; +#endif + return crystal_khz * ebx_numerator / eax_denominator; } diff --git a/arch/x86/kernel/tsc_msr.c b/arch/x86/kernel/tsc_msr.c index 3d0e9aeea7c8..067858fe4db8 100644 --- a/arch/x86/kernel/tsc_msr.c +++ b/arch/x86/kernel/tsc_msr.c @@ -71,7 +71,7 @@ static const struct x86_cpu_id tsc_msr_cpu_ids[] = { /* * MSR-based CPU/TSC frequency discovery for certain CPUs. * - * Set global "lapic_timer_frequency" to bus_clock_cycles/jiffy + * Set global "lapic_timer_period" to bus_clock_cycles/jiffy * Return processor base frequency in KHz, or 0 on failure. */ unsigned long cpu_khz_from_msr(void) @@ -104,7 +104,7 @@ unsigned long cpu_khz_from_msr(void) res = freq * ratio; #ifdef CONFIG_X86_LOCAL_APIC - lapic_timer_frequency = (freq * 1000) / HZ; + lapic_timer_period = (freq * 1000) / HZ; #endif /* diff --git a/arch/x86/kernel/unwind_frame.c b/arch/x86/kernel/unwind_frame.c index 6106760de716..a224b5ab103f 100644 --- a/arch/x86/kernel/unwind_frame.c +++ b/arch/x86/kernel/unwind_frame.c @@ -70,15 +70,6 @@ static void unwind_dump(struct unwind_state *state) } } -static size_t regs_size(struct pt_regs *regs) -{ - /* x86_32 regs from kernel mode are two words shorter: */ - if (IS_ENABLED(CONFIG_X86_32) && !user_mode(regs)) - return sizeof(*regs) - 2*sizeof(long); - - return sizeof(*regs); -} - static bool in_entry_code(unsigned long ip) { char *addr = (char *)ip; @@ -198,12 +189,6 @@ static struct pt_regs *decode_frame_pointer(unsigned long *bp) } #endif -#ifdef CONFIG_X86_32 -#define KERNEL_REGS_SIZE (sizeof(struct pt_regs) - 2*sizeof(long)) -#else -#define KERNEL_REGS_SIZE (sizeof(struct pt_regs)) -#endif - static bool update_stack_state(struct unwind_state *state, unsigned long *next_bp) { @@ -214,7 +199,7 @@ static bool update_stack_state(struct unwind_state *state, size_t len; if (state->regs) - prev_frame_end = (void *)state->regs + regs_size(state->regs); + prev_frame_end = (void *)state->regs + sizeof(*state->regs); else prev_frame_end = (void *)state->bp + FRAME_HEADER_SIZE; @@ -222,7 +207,7 @@ static bool update_stack_state(struct unwind_state *state, regs = decode_frame_pointer(next_bp); if (regs) { frame = (unsigned long *)regs; - len = KERNEL_REGS_SIZE; + len = sizeof(*regs); state->got_irq = true; } else { frame = next_bp; @@ -246,14 +231,6 @@ static bool update_stack_state(struct unwind_state *state, frame < prev_frame_end) return false; - /* - * On 32-bit with user mode regs, make sure the last two regs are safe - * to access: - */ - if (IS_ENABLED(CONFIG_X86_32) && regs && user_mode(regs) && - !on_stack(info, frame, len + 2*sizeof(long))) - return false; - /* Move state to the next frame: */ if (regs) { state->regs = regs; @@ -412,10 +389,9 @@ void __unwind_start(struct unwind_state *state, struct task_struct *task, * Pretend that the frame is complete and that BP points to it, but save * the real BP so that we can use it when looking for the next frame. */ - if (regs && regs->ip == 0 && - (unsigned long *)kernel_stack_pointer(regs) >= first_frame) { + if (regs && regs->ip == 0 && (unsigned long *)regs->sp >= first_frame) { state->next_bp = bp; - bp = ((unsigned long *)kernel_stack_pointer(regs)) - 1; + bp = ((unsigned long *)regs->sp) - 1; } /* Initialize stack info and make sure the frame data is accessible: */ diff --git a/arch/x86/kernel/unwind_orc.c b/arch/x86/kernel/unwind_orc.c index 33b66b5c5aec..332ae6530fa8 100644 --- a/arch/x86/kernel/unwind_orc.c +++ b/arch/x86/kernel/unwind_orc.c @@ -82,9 +82,9 @@ static struct orc_entry *orc_find(unsigned long ip); * But they are copies of the ftrace entries that are static and * defined in ftrace_*.S, which do have orc entries. * - * If the undwinder comes across a ftrace trampoline, then find the + * If the unwinder comes across a ftrace trampoline, then find the * ftrace function that was used to create it, and use that ftrace - * function's orc entrie, as the placement of the return code in + * function's orc entry, as the placement of the return code in * the stack will be identical. */ static struct orc_entry *orc_ftrace_find(unsigned long ip) @@ -128,6 +128,16 @@ static struct orc_entry null_orc_entry = { .type = ORC_TYPE_CALL }; +/* Fake frame pointer entry -- used as a fallback for generated code */ +static struct orc_entry orc_fp_entry = { + .type = ORC_TYPE_CALL, + .sp_reg = ORC_REG_BP, + .sp_offset = 16, + .bp_reg = ORC_REG_PREV_SP, + .bp_offset = -16, + .end = 0, +}; + static struct orc_entry *orc_find(unsigned long ip) { static struct orc_entry *orc; @@ -392,8 +402,16 @@ bool unwind_next_frame(struct unwind_state *state) * calls and calls to noreturn functions. */ orc = orc_find(state->signal ? state->ip : state->ip - 1); - if (!orc) - goto err; + if (!orc) { + /* + * As a fallback, try to assume this code uses a frame pointer. + * This is useful for generated code, like BPF, which ORC + * doesn't know about. This is just a guess, so the rest of + * the unwind is no longer considered reliable. + */ + orc = &orc_fp_entry; + state->error = true; + } /* End-of-stack check for kernel threads: */ if (orc->sp_reg == ORC_REG_UNDEFINED) { @@ -580,7 +598,7 @@ void __unwind_start(struct unwind_state *state, struct task_struct *task, goto done; state->ip = regs->ip; - state->sp = kernel_stack_pointer(regs); + state->sp = regs->sp; state->bp = regs->bp; state->regs = regs; state->full_regs = true; diff --git a/arch/x86/kernel/verify_cpu.S b/arch/x86/kernel/verify_cpu.S index 3d3c2f71f617..a024c4f7ba56 100644 --- a/arch/x86/kernel/verify_cpu.S +++ b/arch/x86/kernel/verify_cpu.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * * verify_cpu.S - Code for cpu long mode and SSE verification. This @@ -9,9 +10,6 @@ * Copyright (c) 2007 Vivek Goyal (vgoyal@in.ibm.com) * Copyright (c) 2010 Kees Cook (kees.cook@canonical.com) * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. - * * This is a common code for verification whether CPU supports * long mode and SSE or not. It is not called directly instead this * file is included at various places and compiled in that context. diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index e18a9f9f65b5..4992e7c99588 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Kernel-based Virtual Machine driver for Linux * cpuid support routines @@ -6,10 +7,6 @@ * * Copyright 2011 Red Hat, Inc. and/or its affiliates. * Copyright IBM Corporation, 2008 - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * */ #include <linux/kvm_host.h> diff --git a/arch/x86/kvm/cpuid.h b/arch/x86/kvm/cpuid.h index 9a327d5b6d1f..d78a61408243 100644 --- a/arch/x86/kvm/cpuid.h +++ b/arch/x86/kvm/cpuid.h @@ -47,8 +47,6 @@ static const struct cpuid_reg reverse_cpuid[] = { [CPUID_8000_0001_ECX] = {0x80000001, 0, CPUID_ECX}, [CPUID_7_0_EBX] = { 7, 0, CPUID_EBX}, [CPUID_D_1_EAX] = { 0xd, 1, CPUID_EAX}, - [CPUID_F_0_EDX] = { 0xf, 0, CPUID_EDX}, - [CPUID_F_1_EDX] = { 0xf, 1, CPUID_EDX}, [CPUID_8000_0008_EBX] = {0x80000008, 0, CPUID_EBX}, [CPUID_6_EAX] = { 6, 0, CPUID_EAX}, [CPUID_8000_000A_EDX] = {0x8000000a, 0, CPUID_EDX}, diff --git a/arch/x86/kvm/debugfs.c b/arch/x86/kvm/debugfs.c index a2f3432ce090..329361b69d5e 100644 --- a/arch/x86/kvm/debugfs.c +++ b/arch/x86/kvm/debugfs.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Kernel-based Virtual Machine driver for Linux * * Copyright 2016 Red Hat, Inc. and/or its affiliates. - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * */ #include <linux/kvm_host.h> #include <linux/debugfs.h> diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index d0d5dd44b4f4..4a387a235424 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * emulate.c * @@ -14,9 +15,6 @@ * Avi Kivity <avi@qumranet.com> * Yaniv Kamay <yaniv@qumranet.com> * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * * From: xen-unstable 10676:af9809f51f81a3c43f276f00c81a52ef558afda4 */ diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c index 8ca4b39918e0..a39e38f13029 100644 --- a/arch/x86/kvm/hyperv.c +++ b/arch/x86/kvm/hyperv.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * KVM Microsoft Hyper-V emulation * @@ -15,10 +16,6 @@ * Amit Shah <amit.shah@qumranet.com> * Ben-Ami Yassour <benami@il.ibm.com> * Andrey Smetanin <asmetanin@virtuozzo.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * */ #include "x86.h" diff --git a/arch/x86/kvm/hyperv.h b/arch/x86/kvm/hyperv.h index fd7cf13a2144..757cb578101c 100644 --- a/arch/x86/kvm/hyperv.h +++ b/arch/x86/kvm/hyperv.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * KVM Microsoft Hyper-V emulation * @@ -15,10 +16,6 @@ * Amit Shah <amit.shah@qumranet.com> * Ben-Ami Yassour <benami@il.ibm.com> * Andrey Smetanin <asmetanin@virtuozzo.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * */ #ifndef __ARCH_X86_KVM_HYPERV_H__ diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 4924f83ed4f3..4dabc318adb8 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Local APIC virtualization @@ -13,9 +14,6 @@ * Yaozu (Eddie) Dong <eddie.dong@intel.com> * * Based on Xen 3.1 code, Copyright (c) 2004, Intel Corporation. - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. */ #include <linux/kvm_host.h> @@ -2341,7 +2339,7 @@ int kvm_apic_has_interrupt(struct kvm_vcpu *vcpu) struct kvm_lapic *apic = vcpu->arch.apic; u32 ppr; - if (!apic_enabled(apic)) + if (!kvm_apic_hw_enabled(apic)) return -1; __apic_update_ppr(apic, &ppr); diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 1e9ba81accba..98f6e4f88b04 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Kernel-based Virtual Machine driver for Linux * @@ -12,10 +13,6 @@ * Authors: * Yaniv Kamay <yaniv@qumranet.com> * Avi Kivity <avi@qumranet.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * */ #include "irq.h" @@ -5602,14 +5599,18 @@ static int alloc_mmu_pages(struct kvm_vcpu *vcpu) struct page *page; int i; - if (tdp_enabled) - return 0; - /* - * When emulating 32-bit mode, cr3 is only 32 bits even on x86_64. - * Therefore we need to allocate shadow page tables in the first - * 4GB of memory, which happens to fit the DMA32 zone. + * When using PAE paging, the four PDPTEs are treated as 'root' pages, + * while the PDP table is a per-vCPU construct that's allocated at MMU + * creation. When emulating 32-bit mode, cr3 is only 32 bits even on + * x86_64. Therefore we need to allocate the PDP table in the first + * 4GB of memory, which happens to fit the DMA32 zone. Except for + * SVM's 32-bit NPT support, TDP paging doesn't use PAE paging and can + * skip allocating the PDP table. */ + if (tdp_enabled && kvm_x86_ops->get_tdp_level(vcpu) > PT32E_ROOT_LEVEL) + return 0; + page = alloc_page(GFP_KERNEL_ACCOUNT | __GFP_DMA32); if (!page) return -ENOMEM; diff --git a/arch/x86/kvm/mmu_audit.c b/arch/x86/kvm/mmu_audit.c index abac7e208853..ca39f62aabc6 100644 --- a/arch/x86/kvm/mmu_audit.c +++ b/arch/x86/kvm/mmu_audit.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * mmu_audit.c: * @@ -11,10 +12,6 @@ * Avi Kivity <avi@qumranet.com> * Marcelo Tosatti <mtosatti@redhat.com> * Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * */ #include <linux/ratelimit.h> diff --git a/arch/x86/kvm/mtrr.c b/arch/x86/kvm/mtrr.c index 9f72cc427158..25ce3edd1872 100644 --- a/arch/x86/kvm/mtrr.c +++ b/arch/x86/kvm/mtrr.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * vMTRR implementation * @@ -11,9 +12,6 @@ * Marcelo Tosatti <mtosatti@redhat.com> * Paolo Bonzini <pbonzini@redhat.com> * Xiao Guangrong <guangrong.xiao@linux.intel.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. */ #include <linux/kvm_host.h> diff --git a/arch/x86/kvm/page_track.c b/arch/x86/kvm/page_track.c index fd04d462fdae..3521e2d176f2 100644 --- a/arch/x86/kvm/page_track.c +++ b/arch/x86/kvm/page_track.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support KVM gust page tracking * @@ -8,9 +9,6 @@ * * Author: * Xiao Guangrong <guangrong.xiao@linux.intel.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. */ #include <linux/kvm_host.h> diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h index 367a47df4ba0..d583bcd119fc 100644 --- a/arch/x86/kvm/paging_tmpl.h +++ b/arch/x86/kvm/paging_tmpl.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Kernel-based Virtual Machine driver for Linux * @@ -12,10 +13,6 @@ * Authors: * Yaniv Kamay <yaniv@qumranet.com> * Avi Kivity <avi@qumranet.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * */ /* diff --git a/arch/x86/kvm/pmu.c b/arch/x86/kvm/pmu.c index dd745b58ffd8..ab73a9a639ae 100644 --- a/arch/x86/kvm/pmu.c +++ b/arch/x86/kvm/pmu.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Kernel-based Virtual Machine -- Performance Monitoring Unit support * @@ -7,10 +8,6 @@ * Avi Kivity <avi@redhat.com> * Gleb Natapov <gleb@redhat.com> * Wei Huang <wei@redhat.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * */ #include <linux/types.h> @@ -264,10 +261,10 @@ static int kvm_pmu_rdpmc_vmware(struct kvm_vcpu *vcpu, unsigned idx, u64 *data) ctr_val = rdtsc(); break; case VMWARE_BACKDOOR_PMC_REAL_TIME: - ctr_val = ktime_get_boot_ns(); + ctr_val = ktime_get_boottime_ns(); break; case VMWARE_BACKDOOR_PMC_APPARENT_TIME: - ctr_val = ktime_get_boot_ns() + + ctr_val = ktime_get_boottime_ns() + vcpu->kvm->arch.kvmclock_offset; break; default: diff --git a/arch/x86/kvm/pmu_amd.c b/arch/x86/kvm/pmu_amd.c index d3118088f1cd..c8388389a3b0 100644 --- a/arch/x86/kvm/pmu_amd.c +++ b/arch/x86/kvm/pmu_amd.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * KVM PMU support for AMD * @@ -6,9 +7,6 @@ * Author: * Wei Huang <wei@redhat.com> * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * * Implementation is based on pmu_intel.c file */ #include <linux/types.h> diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 735b8c01895e..48c865a4e5dd 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Kernel-based Virtual Machine driver for Linux * @@ -9,10 +10,6 @@ * Authors: * Yaniv Kamay <yaniv@qumranet.com> * Avi Kivity <avi@qumranet.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * */ #define pr_fmt(fmt) "SVM: " fmt diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c index 1032f068f0b9..46af3a5e9209 100644 --- a/arch/x86/kvm/vmx/nested.c +++ b/arch/x86/kvm/vmx/nested.c @@ -1397,7 +1397,7 @@ static int copy_enlightened_to_vmcs12(struct vcpu_vmx *vmx) } if (unlikely(!(evmcs->hv_clean_fields & - HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_PROC))) { + HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_EXCPN))) { vmcs12->exception_bitmap = evmcs->exception_bitmap; } @@ -1437,7 +1437,7 @@ static int copy_enlightened_to_vmcs12(struct vcpu_vmx *vmx) } if (unlikely(!(evmcs->hv_clean_fields & - HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1))) { + HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_GRP1))) { vmcs12->pin_based_vm_exec_control = evmcs->pin_based_vm_exec_control; vmcs12->vm_exit_controls = evmcs->vm_exit_controls; @@ -5226,40 +5226,42 @@ static int vmx_get_nested_state(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12; struct kvm_nested_state kvm_state = { .flags = 0, - .format = 0, + .format = KVM_STATE_NESTED_FORMAT_VMX, .size = sizeof(kvm_state), - .vmx.vmxon_pa = -1ull, - .vmx.vmcs_pa = -1ull, + .hdr.vmx.vmxon_pa = -1ull, + .hdr.vmx.vmcs12_pa = -1ull, }; + struct kvm_vmx_nested_state_data __user *user_vmx_nested_state = + &user_kvm_nested_state->data.vmx[0]; if (!vcpu) - return kvm_state.size + 2 * VMCS12_SIZE; + return kvm_state.size + sizeof(*user_vmx_nested_state); vmx = to_vmx(vcpu); vmcs12 = get_vmcs12(vcpu); - if (nested_vmx_allowed(vcpu) && vmx->nested.enlightened_vmcs_enabled) - kvm_state.flags |= KVM_STATE_NESTED_EVMCS; - if (nested_vmx_allowed(vcpu) && (vmx->nested.vmxon || vmx->nested.smm.vmxon)) { - kvm_state.vmx.vmxon_pa = vmx->nested.vmxon_ptr; - kvm_state.vmx.vmcs_pa = vmx->nested.current_vmptr; + kvm_state.hdr.vmx.vmxon_pa = vmx->nested.vmxon_ptr; + kvm_state.hdr.vmx.vmcs12_pa = vmx->nested.current_vmptr; if (vmx_has_valid_vmcs12(vcpu)) { - kvm_state.size += VMCS12_SIZE; + kvm_state.size += sizeof(user_vmx_nested_state->vmcs12); + + if (vmx->nested.hv_evmcs) + kvm_state.flags |= KVM_STATE_NESTED_EVMCS; if (is_guest_mode(vcpu) && nested_cpu_has_shadow_vmcs(vmcs12) && vmcs12->vmcs_link_pointer != -1ull) - kvm_state.size += VMCS12_SIZE; + kvm_state.size += sizeof(user_vmx_nested_state->shadow_vmcs12); } if (vmx->nested.smm.vmxon) - kvm_state.vmx.smm.flags |= KVM_STATE_NESTED_SMM_VMXON; + kvm_state.hdr.vmx.smm.flags |= KVM_STATE_NESTED_SMM_VMXON; if (vmx->nested.smm.guest_mode) - kvm_state.vmx.smm.flags |= KVM_STATE_NESTED_SMM_GUEST_MODE; + kvm_state.hdr.vmx.smm.flags |= KVM_STATE_NESTED_SMM_GUEST_MODE; if (is_guest_mode(vcpu)) { kvm_state.flags |= KVM_STATE_NESTED_GUEST_MODE; @@ -5294,16 +5296,19 @@ static int vmx_get_nested_state(struct kvm_vcpu *vcpu, copy_shadow_to_vmcs12(vmx); } + BUILD_BUG_ON(sizeof(user_vmx_nested_state->vmcs12) < VMCS12_SIZE); + BUILD_BUG_ON(sizeof(user_vmx_nested_state->shadow_vmcs12) < VMCS12_SIZE); + /* * Copy over the full allocated size of vmcs12 rather than just the size * of the struct. */ - if (copy_to_user(user_kvm_nested_state->data, vmcs12, VMCS12_SIZE)) + if (copy_to_user(user_vmx_nested_state->vmcs12, vmcs12, VMCS12_SIZE)) return -EFAULT; if (nested_cpu_has_shadow_vmcs(vmcs12) && vmcs12->vmcs_link_pointer != -1ull) { - if (copy_to_user(user_kvm_nested_state->data + VMCS12_SIZE, + if (copy_to_user(user_vmx_nested_state->shadow_vmcs12, get_shadow_vmcs12(vcpu), VMCS12_SIZE)) return -EFAULT; } @@ -5331,33 +5336,44 @@ static int vmx_set_nested_state(struct kvm_vcpu *vcpu, struct vcpu_vmx *vmx = to_vmx(vcpu); struct vmcs12 *vmcs12; u32 exit_qual; + struct kvm_vmx_nested_state_data __user *user_vmx_nested_state = + &user_kvm_nested_state->data.vmx[0]; int ret; - if (kvm_state->format != 0) + if (kvm_state->format != KVM_STATE_NESTED_FORMAT_VMX) return -EINVAL; - if (!nested_vmx_allowed(vcpu)) - return kvm_state->vmx.vmxon_pa == -1ull ? 0 : -EINVAL; + if (kvm_state->hdr.vmx.vmxon_pa == -1ull) { + if (kvm_state->hdr.vmx.smm.flags) + return -EINVAL; - if (kvm_state->vmx.vmxon_pa == -1ull) { - if (kvm_state->vmx.smm.flags) + if (kvm_state->hdr.vmx.vmcs12_pa != -1ull) return -EINVAL; - if (kvm_state->vmx.vmcs_pa != -1ull) + /* + * KVM_STATE_NESTED_EVMCS used to signal that KVM should + * enable eVMCS capability on vCPU. However, since then + * code was changed such that flag signals vmcs12 should + * be copied into eVMCS in guest memory. + * + * To preserve backwards compatability, allow user + * to set this flag even when there is no VMXON region. + */ + if (kvm_state->flags & ~KVM_STATE_NESTED_EVMCS) + return -EINVAL; + } else { + if (!nested_vmx_allowed(vcpu)) return -EINVAL; - vmx_leave_nested(vcpu); - return 0; + if (!page_address_valid(vcpu, kvm_state->hdr.vmx.vmxon_pa)) + return -EINVAL; } - if (!page_address_valid(vcpu, kvm_state->vmx.vmxon_pa)) - return -EINVAL; - - if ((kvm_state->vmx.smm.flags & KVM_STATE_NESTED_SMM_GUEST_MODE) && + if ((kvm_state->hdr.vmx.smm.flags & KVM_STATE_NESTED_SMM_GUEST_MODE) && (kvm_state->flags & KVM_STATE_NESTED_GUEST_MODE)) return -EINVAL; - if (kvm_state->vmx.smm.flags & + if (kvm_state->hdr.vmx.smm.flags & ~(KVM_STATE_NESTED_SMM_GUEST_MODE | KVM_STATE_NESTED_SMM_VMXON)) return -EINVAL; @@ -5366,21 +5382,26 @@ static int vmx_set_nested_state(struct kvm_vcpu *vcpu, * nor can VMLAUNCH/VMRESUME be pending. Outside SMM, SMM flags * must be zero. */ - if (is_smm(vcpu) ? kvm_state->flags : kvm_state->vmx.smm.flags) + if (is_smm(vcpu) ? + (kvm_state->flags & + (KVM_STATE_NESTED_GUEST_MODE | KVM_STATE_NESTED_RUN_PENDING)) + : kvm_state->hdr.vmx.smm.flags) return -EINVAL; - if ((kvm_state->vmx.smm.flags & KVM_STATE_NESTED_SMM_GUEST_MODE) && - !(kvm_state->vmx.smm.flags & KVM_STATE_NESTED_SMM_VMXON)) + if ((kvm_state->hdr.vmx.smm.flags & KVM_STATE_NESTED_SMM_GUEST_MODE) && + !(kvm_state->hdr.vmx.smm.flags & KVM_STATE_NESTED_SMM_VMXON)) return -EINVAL; + if ((kvm_state->flags & KVM_STATE_NESTED_EVMCS) && + (!nested_vmx_allowed(vcpu) || !vmx->nested.enlightened_vmcs_enabled)) + return -EINVAL; + vmx_leave_nested(vcpu); - if (kvm_state->vmx.vmxon_pa == -1ull) - return 0; - if (kvm_state->flags & KVM_STATE_NESTED_EVMCS) - nested_enable_evmcs(vcpu, NULL); + if (kvm_state->hdr.vmx.vmxon_pa == -1ull) + return 0; - vmx->nested.vmxon_ptr = kvm_state->vmx.vmxon_pa; + vmx->nested.vmxon_ptr = kvm_state->hdr.vmx.vmxon_pa; ret = enter_vmx_operation(vcpu); if (ret) return ret; @@ -5389,12 +5410,12 @@ static int vmx_set_nested_state(struct kvm_vcpu *vcpu, if (kvm_state->size < sizeof(*kvm_state) + sizeof(*vmcs12)) return 0; - if (kvm_state->vmx.vmcs_pa != -1ull) { - if (kvm_state->vmx.vmcs_pa == kvm_state->vmx.vmxon_pa || - !page_address_valid(vcpu, kvm_state->vmx.vmcs_pa)) + if (kvm_state->hdr.vmx.vmcs12_pa != -1ull) { + if (kvm_state->hdr.vmx.vmcs12_pa == kvm_state->hdr.vmx.vmxon_pa || + !page_address_valid(vcpu, kvm_state->hdr.vmx.vmcs12_pa)) return -EINVAL; - set_current_vmptr(vmx, kvm_state->vmx.vmcs_pa); + set_current_vmptr(vmx, kvm_state->hdr.vmx.vmcs12_pa); } else if (kvm_state->flags & KVM_STATE_NESTED_EVMCS) { /* * Sync eVMCS upon entry as we may not have @@ -5405,16 +5426,16 @@ static int vmx_set_nested_state(struct kvm_vcpu *vcpu, return -EINVAL; } - if (kvm_state->vmx.smm.flags & KVM_STATE_NESTED_SMM_VMXON) { + if (kvm_state->hdr.vmx.smm.flags & KVM_STATE_NESTED_SMM_VMXON) { vmx->nested.smm.vmxon = true; vmx->nested.vmxon = false; - if (kvm_state->vmx.smm.flags & KVM_STATE_NESTED_SMM_GUEST_MODE) + if (kvm_state->hdr.vmx.smm.flags & KVM_STATE_NESTED_SMM_GUEST_MODE) vmx->nested.smm.guest_mode = true; } vmcs12 = get_vmcs12(vcpu); - if (copy_from_user(vmcs12, user_kvm_nested_state->data, sizeof(*vmcs12))) + if (copy_from_user(vmcs12, user_vmx_nested_state->vmcs12, sizeof(*vmcs12))) return -EFAULT; if (vmcs12->hdr.revision_id != VMCS12_REVISION) @@ -5431,12 +5452,14 @@ static int vmx_set_nested_state(struct kvm_vcpu *vcpu, vmcs12->vmcs_link_pointer != -1ull) { struct vmcs12 *shadow_vmcs12 = get_shadow_vmcs12(vcpu); - if (kvm_state->size < sizeof(*kvm_state) + VMCS12_SIZE + sizeof(*vmcs12)) + if (kvm_state->size < + sizeof(*kvm_state) + + sizeof(user_vmx_nested_state->vmcs12) + sizeof(*shadow_vmcs12)) goto error_guest_mode; if (copy_from_user(shadow_vmcs12, - user_kvm_nested_state->data + VMCS12_SIZE, - sizeof(*vmcs12))) { + user_vmx_nested_state->shadow_vmcs12, + sizeof(*shadow_vmcs12))) { ret = -EFAULT; goto error_guest_mode; } diff --git a/arch/x86/kvm/vmx/pmu_intel.c b/arch/x86/kvm/vmx/pmu_intel.c index a99613a060dd..68d231d49c7a 100644 --- a/arch/x86/kvm/vmx/pmu_intel.c +++ b/arch/x86/kvm/vmx/pmu_intel.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * KVM PMU support for Intel CPUs * @@ -6,10 +7,6 @@ * Authors: * Avi Kivity <avi@redhat.com> * Gleb Natapov <gleb@redhat.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * */ #include <linux/types.h> #include <linux/kvm_host.h> diff --git a/arch/x86/kvm/vmx/vmcs12.h b/arch/x86/kvm/vmx/vmcs12.h index 3a742428ad17..337718fc8a36 100644 --- a/arch/x86/kvm/vmx/vmcs12.h +++ b/arch/x86/kvm/vmx/vmcs12.h @@ -201,9 +201,10 @@ struct __packed vmcs12 { /* * VMCS12_SIZE is the number of bytes L1 should allocate for the VMXON region * and any VMCS region. Although only sizeof(struct vmcs12) are used by the - * current implementation, 4K are reserved to avoid future complications. + * current implementation, 4K are reserved to avoid future complications and + * to preserve userspace ABI. */ -#define VMCS12_SIZE 0x1000 +#define VMCS12_SIZE KVM_STATE_NESTED_VMX_VMCS_SIZE /* * VMCS12_MAX_FIELD_INDEX is the highest index value used in any diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index b93e36ddee5e..d98eac371c0a 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Kernel-based Virtual Machine driver for Linux * @@ -10,10 +11,6 @@ * Authors: * Avi Kivity <avi@qumranet.com> * Yaniv Kamay <yaniv@qumranet.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * */ #include <linux/frame.h> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 83aefd759846..63bb1ee8258e 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Kernel-based Virtual Machine driver for Linux * @@ -13,10 +14,6 @@ * Yaniv Kamay <yaniv@qumranet.com> * Amit Shah <amit.shah@qumranet.com> * Ben-Ami Yassour <benami@il.ibm.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * */ #include <linux/kvm_host.h> @@ -70,6 +67,7 @@ #include <asm/mshyperv.h> #include <asm/hypervisor.h> #include <asm/intel_pt.h> +#include <clocksource/hyperv_timer.h> #define CREATE_TRACE_POINTS #include "trace.h" @@ -1557,7 +1555,7 @@ static int set_tsc_khz(struct kvm_vcpu *vcpu, u32 user_tsc_khz, bool scale) vcpu->arch.tsc_always_catchup = 1; return 0; } else { - WARN(1, "user requested TSC rate below hardware speed\n"); + pr_warn_ratelimited("user requested TSC rate below hardware speed\n"); return -1; } } @@ -1567,8 +1565,8 @@ static int set_tsc_khz(struct kvm_vcpu *vcpu, u32 user_tsc_khz, bool scale) user_tsc_khz, tsc_khz); if (ratio == 0 || ratio >= kvm_max_tsc_scaling_ratio) { - WARN_ONCE(1, "Invalid TSC scaling ratio - virtual-tsc-khz=%u\n", - user_tsc_khz); + pr_warn_ratelimited("Invalid TSC scaling ratio - virtual-tsc-khz=%u\n", + user_tsc_khz); return -1; } @@ -1731,7 +1729,7 @@ void kvm_write_tsc(struct kvm_vcpu *vcpu, struct msr_data *msr) raw_spin_lock_irqsave(&kvm->arch.tsc_write_lock, flags); offset = kvm_compute_tsc_offset(vcpu, data); - ns = ktime_get_boot_ns(); + ns = ktime_get_boottime_ns(); elapsed = ns - kvm->arch.last_tsc_nsec; if (vcpu->arch.virtual_tsc_khz) { @@ -2073,7 +2071,7 @@ u64 get_kvmclock_ns(struct kvm *kvm) spin_lock(&ka->pvclock_gtod_sync_lock); if (!ka->use_master_clock) { spin_unlock(&ka->pvclock_gtod_sync_lock); - return ktime_get_boot_ns() + ka->kvmclock_offset; + return ktime_get_boottime_ns() + ka->kvmclock_offset; } hv_clock.tsc_timestamp = ka->master_cycle_now; @@ -2089,7 +2087,7 @@ u64 get_kvmclock_ns(struct kvm *kvm) &hv_clock.tsc_to_system_mul); ret = __pvclock_read_cycles(&hv_clock, rdtsc()); } else - ret = ktime_get_boot_ns() + ka->kvmclock_offset; + ret = ktime_get_boottime_ns() + ka->kvmclock_offset; put_cpu(); @@ -2188,7 +2186,7 @@ static int kvm_guest_time_update(struct kvm_vcpu *v) } if (!use_master_clock) { host_tsc = rdtsc(); - kernel_ns = ktime_get_boot_ns(); + kernel_ns = ktime_get_boottime_ns(); } tsc_timestamp = kvm_read_l1_tsc(v, host_tsc); @@ -9018,7 +9016,7 @@ int kvm_arch_hardware_enable(void) * before any KVM threads can be running. Unfortunately, we can't * bring the TSCs fully up to date with real time, as we aren't yet far * enough into CPU bringup that we know how much real time has actually - * elapsed; our helper function, ktime_get_boot_ns() will be using boot + * elapsed; our helper function, ktime_get_boottime_ns() will be using boot * variables that haven't been updated yet. * * So we simply find the maximum observed TSC above, then record the @@ -9246,7 +9244,7 @@ int kvm_arch_init_vm(struct kvm *kvm, unsigned long type) mutex_init(&kvm->arch.apic_map_lock); spin_lock_init(&kvm->arch.pvclock_gtod_sync_lock); - kvm->arch.kvmclock_offset = -ktime_get_boot_ns(); + kvm->arch.kvmclock_offset = -ktime_get_boottime_ns(); pvclock_update_vm_gtod_copy(kvm); kvm->arch.guest_can_read_msr_platform_info = true; diff --git a/arch/x86/lib/cache-smp.c b/arch/x86/lib/cache-smp.c index 1811fa4a1b1a..7c48ff4ae8d1 100644 --- a/arch/x86/lib/cache-smp.c +++ b/arch/x86/lib/cache-smp.c @@ -15,6 +15,7 @@ EXPORT_SYMBOL(wbinvd_on_cpu); int wbinvd_on_all_cpus(void) { - return on_each_cpu(__wbinvd, NULL, 1); + on_each_cpu(__wbinvd, NULL, 1); + return 0; } EXPORT_SYMBOL(wbinvd_on_all_cpus); diff --git a/arch/x86/lib/cmdline.c b/arch/x86/lib/cmdline.c index 3261abb21ef4..4f1719e22d3c 100644 --- a/arch/x86/lib/cmdline.c +++ b/arch/x86/lib/cmdline.c @@ -1,6 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. * * Misc librarized functions for cmdline poking. */ diff --git a/arch/x86/lib/iomap_copy_64.S b/arch/x86/lib/iomap_copy_64.S index 33147fef3452..a9bdf0805be0 100644 --- a/arch/x86/lib/iomap_copy_64.S +++ b/arch/x86/lib/iomap_copy_64.S @@ -1,18 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2006 PathScale, Inc. All Rights Reserved. - * - * This file is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ #include <linux/linkage.h> diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c index 46df4c6aae46..58e4f1f00bbc 100644 --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c @@ -710,6 +710,10 @@ static void set_signal_archinfo(unsigned long address, * To avoid leaking information about the kernel page * table layout, pretend that user-mode accesses to * kernel addresses are always protection faults. + * + * NB: This means that failed vsyscalls with vsyscall=none + * will have the PROT bit. This doesn't leak any + * information and does not appear to cause any problems. */ if (address >= TASK_SIZE_MAX) error_code |= X86_PF_PROT; @@ -1369,16 +1373,18 @@ void do_user_addr_fault(struct pt_regs *regs, #ifdef CONFIG_X86_64 /* - * Instruction fetch faults in the vsyscall page might need - * emulation. The vsyscall page is at a high address - * (>PAGE_OFFSET), but is considered to be part of the user - * address space. + * Faults in the vsyscall page might need emulation. The + * vsyscall page is at a high address (>PAGE_OFFSET), but is + * considered to be part of the user address space. * * The vsyscall page does not have a "real" VMA, so do this * emulation before we go searching for VMAs. + * + * PKRU never rejects instruction fetches, so we don't need + * to consider the PF_PK bit. */ - if ((hw_error_code & X86_PF_INSTR) && is_vsyscall_vaddr(address)) { - if (emulate_vsyscall(regs, address)) + if (is_vsyscall_vaddr(address)) { + if (emulate_vsyscall(hw_error_code, regs, address)) return; } #endif diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index 693aaf28d5fe..0f01c7b1d217 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -671,23 +671,25 @@ static unsigned long __meminit phys_p4d_init(p4d_t *p4d_page, unsigned long paddr, unsigned long paddr_end, unsigned long page_size_mask, bool init) { - unsigned long paddr_next, paddr_last = paddr_end; - unsigned long vaddr = (unsigned long)__va(paddr); - int i = p4d_index(vaddr); + unsigned long vaddr, vaddr_end, vaddr_next, paddr_next, paddr_last; + + paddr_last = paddr_end; + vaddr = (unsigned long)__va(paddr); + vaddr_end = (unsigned long)__va(paddr_end); if (!pgtable_l5_enabled()) return phys_pud_init((pud_t *) p4d_page, paddr, paddr_end, page_size_mask, init); - for (; i < PTRS_PER_P4D; i++, paddr = paddr_next) { - p4d_t *p4d; + for (; vaddr < vaddr_end; vaddr = vaddr_next) { + p4d_t *p4d = p4d_page + p4d_index(vaddr); pud_t *pud; - vaddr = (unsigned long)__va(paddr); - p4d = p4d_page + p4d_index(vaddr); - paddr_next = (paddr & P4D_MASK) + P4D_SIZE; + vaddr_next = (vaddr & P4D_MASK) + P4D_SIZE; + paddr = __pa(vaddr); if (paddr >= paddr_end) { + paddr_next = __pa(vaddr_next); if (!after_bootmem && !e820__mapped_any(paddr & P4D_MASK, paddr_next, E820_TYPE_RAM) && @@ -699,13 +701,13 @@ phys_p4d_init(p4d_t *p4d_page, unsigned long paddr, unsigned long paddr_end, if (!p4d_none(*p4d)) { pud = pud_offset(p4d, 0); - paddr_last = phys_pud_init(pud, paddr, paddr_end, - page_size_mask, init); + paddr_last = phys_pud_init(pud, paddr, __pa(vaddr_end), + page_size_mask, init); continue; } pud = alloc_low_page(); - paddr_last = phys_pud_init(pud, paddr, paddr_end, + paddr_last = phys_pud_init(pud, paddr, __pa(vaddr_end), page_size_mask, init); spin_lock(&init_mm.page_table_lock); diff --git a/arch/x86/mm/kasan_init_64.c b/arch/x86/mm/kasan_init_64.c index 8dc0fc0b1382..296da58f3013 100644 --- a/arch/x86/mm/kasan_init_64.c +++ b/arch/x86/mm/kasan_init_64.c @@ -199,7 +199,7 @@ static inline p4d_t *early_p4d_offset(pgd_t *pgd, unsigned long addr) if (!pgtable_l5_enabled()) return (p4d_t *)pgd; - p4d = __pa_nodebug(pgd_val(*pgd)) & PTE_PFN_MASK; + p4d = pgd_val(*pgd) & PTE_PFN_MASK; p4d += __START_KERNEL_map - phys_base; return (p4d_t *)p4d + p4d_index(addr); } diff --git a/arch/x86/mm/kaslr.c b/arch/x86/mm/kaslr.c index dc3f058bdf9b..dc6182eecefa 100644 --- a/arch/x86/mm/kaslr.c +++ b/arch/x86/mm/kaslr.c @@ -52,7 +52,7 @@ static __initdata struct kaslr_memory_region { } kaslr_regions[] = { { &page_offset_base, 0 }, { &vmalloc_base, 0 }, - { &vmemmap_base, 1 }, + { &vmemmap_base, 0 }, }; /* Get size in bytes used by the memory region */ @@ -78,6 +78,7 @@ void __init kernel_randomize_memory(void) unsigned long rand, memory_tb; struct rnd_state rand_state; unsigned long remain_entropy; + unsigned long vmemmap_size; vaddr_start = pgtable_l5_enabled() ? __PAGE_OFFSET_BASE_L5 : __PAGE_OFFSET_BASE_L4; vaddr = vaddr_start; @@ -109,6 +110,14 @@ void __init kernel_randomize_memory(void) if (memory_tb < kaslr_regions[0].size_tb) kaslr_regions[0].size_tb = memory_tb; + /* + * Calculate the vmemmap region size in TBs, aligned to a TB + * boundary. + */ + vmemmap_size = (kaslr_regions[0].size_tb << (TB_SHIFT - PAGE_SHIFT)) * + sizeof(struct page); + kaslr_regions[2].size_tb = DIV_ROUND_UP(vmemmap_size, 1UL << TB_SHIFT); + /* Calculate entropy available between regions */ remain_entropy = vaddr_end - vaddr_start; for (i = 0; i < ARRAY_SIZE(kaslr_regions); i++) diff --git a/arch/x86/mm/mem_encrypt.c b/arch/x86/mm/mem_encrypt.c index 51f50a7a07ef..e0df96fdfe46 100644 --- a/arch/x86/mm/mem_encrypt.c +++ b/arch/x86/mm/mem_encrypt.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AMD Memory Encryption Support * * Copyright (C) 2016 Advanced Micro Devices, Inc. * * Author: Tom Lendacky <thomas.lendacky@amd.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define DISABLE_BRANCH_PROFILING diff --git a/arch/x86/mm/mem_encrypt_boot.S b/arch/x86/mm/mem_encrypt_boot.S index 40a6085063d6..6d71481a1e70 100644 --- a/arch/x86/mm/mem_encrypt_boot.S +++ b/arch/x86/mm/mem_encrypt_boot.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * AMD Memory Encryption Support * * Copyright (C) 2016 Advanced Micro Devices, Inc. * * Author: Tom Lendacky <thomas.lendacky@amd.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/linkage.h> diff --git a/arch/x86/mm/mem_encrypt_identity.c b/arch/x86/mm/mem_encrypt_identity.c index 4aa9b1480866..dddcd2a1afdb 100644 --- a/arch/x86/mm/mem_encrypt_identity.c +++ b/arch/x86/mm/mem_encrypt_identity.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AMD Memory Encryption Support * * Copyright (C) 2016 Advanced Micro Devices, Inc. * * Author: Tom Lendacky <thomas.lendacky@amd.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define DISABLE_BRANCH_PROFILING diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c index 32bfab4e21eb..eaaed5bfc4a4 100644 --- a/arch/x86/net/bpf_jit_comp.c +++ b/arch/x86/net/bpf_jit_comp.c @@ -186,9 +186,7 @@ struct jit_context { #define BPF_MAX_INSN_SIZE 128 #define BPF_INSN_SAFETY 64 -#define AUX_STACK_SPACE 40 /* Space for RBX, R13, R14, R15, tailcnt */ - -#define PROLOGUE_SIZE 37 +#define PROLOGUE_SIZE 20 /* * Emit x86-64 prologue code for BPF program and check its size. @@ -199,44 +197,19 @@ static void emit_prologue(u8 **pprog, u32 stack_depth, bool ebpf_from_cbpf) u8 *prog = *pprog; int cnt = 0; - /* push rbp */ - EMIT1(0x55); - - /* mov rbp,rsp */ - EMIT3(0x48, 0x89, 0xE5); - - /* sub rsp, rounded_stack_depth + AUX_STACK_SPACE */ - EMIT3_off32(0x48, 0x81, 0xEC, - round_up(stack_depth, 8) + AUX_STACK_SPACE); - - /* sub rbp, AUX_STACK_SPACE */ - EMIT4(0x48, 0x83, 0xED, AUX_STACK_SPACE); - - /* mov qword ptr [rbp+0],rbx */ - EMIT4(0x48, 0x89, 0x5D, 0); - /* mov qword ptr [rbp+8],r13 */ - EMIT4(0x4C, 0x89, 0x6D, 8); - /* mov qword ptr [rbp+16],r14 */ - EMIT4(0x4C, 0x89, 0x75, 16); - /* mov qword ptr [rbp+24],r15 */ - EMIT4(0x4C, 0x89, 0x7D, 24); - + EMIT1(0x55); /* push rbp */ + EMIT3(0x48, 0x89, 0xE5); /* mov rbp, rsp */ + /* sub rsp, rounded_stack_depth */ + EMIT3_off32(0x48, 0x81, 0xEC, round_up(stack_depth, 8)); + EMIT1(0x53); /* push rbx */ + EMIT2(0x41, 0x55); /* push r13 */ + EMIT2(0x41, 0x56); /* push r14 */ + EMIT2(0x41, 0x57); /* push r15 */ if (!ebpf_from_cbpf) { - /* - * Clear the tail call counter (tail_call_cnt): for eBPF tail - * calls we need to reset the counter to 0. It's done in two - * instructions, resetting RAX register to 0, and moving it - * to the counter location. - */ - - /* xor eax, eax */ - EMIT2(0x31, 0xc0); - /* mov qword ptr [rbp+32], rax */ - EMIT4(0x48, 0x89, 0x45, 32); - + /* zero init tail_call_cnt */ + EMIT2(0x6a, 0x00); BUILD_BUG_ON(cnt != PROLOGUE_SIZE); } - *pprog = prog; } @@ -281,13 +254,13 @@ static void emit_bpf_tail_call(u8 **pprog) * if (tail_call_cnt > MAX_TAIL_CALL_CNT) * goto out; */ - EMIT2_off32(0x8B, 0x85, 36); /* mov eax, dword ptr [rbp + 36] */ + EMIT2_off32(0x8B, 0x85, -36 - MAX_BPF_STACK); /* mov eax, dword ptr [rbp - 548] */ EMIT3(0x83, 0xF8, MAX_TAIL_CALL_CNT); /* cmp eax, MAX_TAIL_CALL_CNT */ #define OFFSET2 (30 + RETPOLINE_RAX_BPF_JIT_SIZE) EMIT2(X86_JA, OFFSET2); /* ja out */ label2 = cnt; EMIT3(0x83, 0xC0, 0x01); /* add eax, 1 */ - EMIT2_off32(0x89, 0x85, 36); /* mov dword ptr [rbp + 36], eax */ + EMIT2_off32(0x89, 0x85, -36 - MAX_BPF_STACK); /* mov dword ptr [rbp -548], eax */ /* prog = array->ptrs[index]; */ EMIT4_off32(0x48, 0x8B, 0x84, 0xD6, /* mov rax, [rsi + rdx * 8 + offsetof(...)] */ @@ -1036,19 +1009,14 @@ emit_jmp: seen_exit = true; /* Update cleanup_addr */ ctx->cleanup_addr = proglen; - /* mov rbx, qword ptr [rbp+0] */ - EMIT4(0x48, 0x8B, 0x5D, 0); - /* mov r13, qword ptr [rbp+8] */ - EMIT4(0x4C, 0x8B, 0x6D, 8); - /* mov r14, qword ptr [rbp+16] */ - EMIT4(0x4C, 0x8B, 0x75, 16); - /* mov r15, qword ptr [rbp+24] */ - EMIT4(0x4C, 0x8B, 0x7D, 24); - - /* add rbp, AUX_STACK_SPACE */ - EMIT4(0x48, 0x83, 0xC5, AUX_STACK_SPACE); - EMIT1(0xC9); /* leave */ - EMIT1(0xC3); /* ret */ + if (!bpf_prog_was_classic(bpf_prog)) + EMIT1(0x5B); /* get rid of tail_call_cnt */ + EMIT2(0x41, 0x5F); /* pop r15 */ + EMIT2(0x41, 0x5E); /* pop r14 */ + EMIT2(0x41, 0x5D); /* pop r13 */ + EMIT1(0x5B); /* pop rbx */ + EMIT1(0xC9); /* leave */ + EMIT1(0xC3); /* ret */ break; default: diff --git a/arch/x86/platform/efi/quirks.c b/arch/x86/platform/efi/quirks.c index 632b83885867..3b9fd679cea9 100644 --- a/arch/x86/platform/efi/quirks.c +++ b/arch/x86/platform/efi/quirks.c @@ -728,7 +728,7 @@ void efi_recover_from_page_fault(unsigned long phys_addr) * Address range 0x0000 - 0x0fff is always mapped in the efi_pgd, so * page faulting on these addresses isn't expected. */ - if (phys_addr >= 0x0000 && phys_addr <= 0x0fff) + if (phys_addr <= 0x0fff) return; /* diff --git a/arch/x86/platform/geode/alix.c b/arch/x86/platform/geode/alix.c index abcf27077bac..c33f744b5388 100644 --- a/arch/x86/platform/geode/alix.c +++ b/arch/x86/platform/geode/alix.c @@ -1,9 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * System Specific setup for PCEngines ALIX. * At the moment this means setup of GPIO control of LEDs * on Alix.2/3/6 boards. * - * * Copyright (C) 2008 Constantin Baranov <const@mimas.ru> * Copyright (C) 2011 Ed Wildgoose <kernel@wildgooses.com> * and Philip Prindeville <philipp@redfish-solutions.com> @@ -11,10 +11,6 @@ * TODO: There are large similarities with leds-net5501.c * by Alessandro Zummo <a.zummo@towertech.it> * In the future leds-net5501.c should be migrated over to platform - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/x86/platform/geode/geos.c b/arch/x86/platform/geode/geos.c index 529ad847d496..73a3f49b4eb6 100644 --- a/arch/x86/platform/geode/geos.c +++ b/arch/x86/platform/geode/geos.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * System Specific setup for Traverse Technologies GEOS. * At the moment this means setup of GPIO control of LEDs. @@ -9,10 +10,6 @@ * TODO: There are large similarities with leds-net5501.c * by Alessandro Zummo <a.zummo@towertech.it> * In the future leds-net5501.c should be migrated over to platform - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/x86/platform/geode/net5501.c b/arch/x86/platform/geode/net5501.c index 30cb3377ecc7..163e1b545517 100644 --- a/arch/x86/platform/geode/net5501.c +++ b/arch/x86/platform/geode/net5501.c @@ -1,19 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * System Specific setup for Soekris net5501 * At the moment this means setup of GPIO control of LEDs and buttons * on net5501 boards. * - * * Copyright (C) 2008-2009 Tower Technologies * Written by Alessandro Zummo <a.zummo@towertech.it> * * Copyright (C) 2008 Constantin Baranov <const@mimas.ru> * Copyright (C) 2011 Ed Wildgoose <kernel@wildgooses.com> * and Philip Prindeville <philipp@redfish-solutions.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/arch/x86/purgatory/entry64.S b/arch/x86/purgatory/entry64.S index d1a4291d3568..275a646d1048 100644 --- a/arch/x86/purgatory/entry64.S +++ b/arch/x86/purgatory/entry64.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2003,2004 Eric Biederman (ebiederm@xmission.com) * Copyright (C) 2014 Red Hat Inc. @@ -5,9 +6,6 @@ * Author(s): Vivek Goyal <vgoyal@redhat.com> * * This code has been taken from kexec-tools. - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ .text diff --git a/arch/x86/purgatory/purgatory.c b/arch/x86/purgatory/purgatory.c index 025c34ac0d84..6d8d5a34c377 100644 --- a/arch/x86/purgatory/purgatory.c +++ b/arch/x86/purgatory/purgatory.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * purgatory: Runs between two kernels * @@ -5,9 +6,6 @@ * * Author: * Vivek Goyal <vgoyal@redhat.com> - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #include <linux/bug.h> diff --git a/arch/x86/purgatory/setup-x86_64.S b/arch/x86/purgatory/setup-x86_64.S index dfae9b9e60b5..321146be741d 100644 --- a/arch/x86/purgatory/setup-x86_64.S +++ b/arch/x86/purgatory/setup-x86_64.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * purgatory: setup code * @@ -5,9 +6,6 @@ * Copyright (C) 2014 Red Hat Inc. * * This code has been taken from kexec-tools. - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #include <asm/purgatory.h> diff --git a/arch/x86/purgatory/stack.S b/arch/x86/purgatory/stack.S index 50a4147f91fb..8b1427422dfc 100644 --- a/arch/x86/purgatory/stack.S +++ b/arch/x86/purgatory/stack.S @@ -1,10 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * purgatory: stack * * Copyright (C) 2014 Red Hat Inc. - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ /* A stack for the loaded kernel. diff --git a/arch/x86/purgatory/string.c b/arch/x86/purgatory/string.c index 795ca4f2cb3c..01ad43873ad9 100644 --- a/arch/x86/purgatory/string.c +++ b/arch/x86/purgatory/string.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Simple string functions. * @@ -5,9 +6,6 @@ * * Author: * Vivek Goyal <vgoyal@redhat.com> - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #include <linux/types.h> diff --git a/arch/x86/ras/Kconfig b/arch/x86/ras/Kconfig index a9c3db125222..9ad6842de4b4 100644 --- a/arch/x86/ras/Kconfig +++ b/arch/x86/ras/Kconfig @@ -11,3 +11,13 @@ config RAS_CEC Bear in mind that this is absolutely useless if your platform doesn't have ECC DIMMs and doesn't have DRAM ECC checking enabled in the BIOS. + +config RAS_CEC_DEBUG + bool "CEC debugging machinery" + default n + depends on RAS_CEC + help + Add extra files to (debugfs)/ras/cec to test the correctable error + collector feature. "pfn" is a writable file that allows user to + simulate an error in a particular page frame. "array" is a read-only + file that dumps out the current state of all pages logged so far. diff --git a/arch/x86/tools/insn_decoder_test.c b/arch/x86/tools/insn_decoder_test.c index e455349e0ab5..34eda63c124b 100644 --- a/arch/x86/tools/insn_decoder_test.c +++ b/arch/x86/tools/insn_decoder_test.c @@ -111,7 +111,7 @@ static void parse_args(int argc, char **argv) int main(int argc, char **argv) { char line[BUFSIZE], sym[BUFSIZE] = "<unknown>"; - unsigned char insn_buf[16]; + unsigned char insn_buff[16]; struct insn insn; int insns = 0; int warnings = 0; @@ -130,7 +130,7 @@ int main(int argc, char **argv) } insns++; - memset(insn_buf, 0, 16); + memset(insn_buff, 0, 16); strcpy(copy, line); tab1 = strchr(copy, '\t'); if (!tab1) @@ -143,13 +143,13 @@ int main(int argc, char **argv) *tab2 = '\0'; /* Characters beyond tab2 aren't examined */ while (s < tab2) { if (sscanf(s, "%x", &b) == 1) { - insn_buf[nb++] = (unsigned char) b; + insn_buff[nb++] = (unsigned char) b; s += 3; } else break; } /* Decode an instruction */ - insn_init(&insn, insn_buf, sizeof(insn_buf), x86_64); + insn_init(&insn, insn_buff, sizeof(insn_buff), x86_64); insn_get_length(&insn); if (insn.length != nb) { warnings++; diff --git a/arch/x86/tools/insn_sanity.c b/arch/x86/tools/insn_sanity.c index 14cf07916081..185ceba9d289 100644 --- a/arch/x86/tools/insn_sanity.c +++ b/arch/x86/tools/insn_sanity.c @@ -83,7 +83,7 @@ static void dump_insn(FILE *fp, struct insn *insn) } static void dump_stream(FILE *fp, const char *msg, unsigned long nr_iter, - unsigned char *insn_buf, struct insn *insn) + unsigned char *insn_buff, struct insn *insn) { int i; @@ -96,7 +96,7 @@ static void dump_stream(FILE *fp, const char *msg, unsigned long nr_iter, /* Input a decoded instruction sequence directly */ fprintf(fp, " $ echo "); for (i = 0; i < MAX_INSN_SIZE; i++) - fprintf(fp, " %02x", insn_buf[i]); + fprintf(fp, " %02x", insn_buff[i]); fprintf(fp, " | %s -i -\n", prog); if (!input_file) { @@ -124,7 +124,7 @@ fail: } /* Read given instruction sequence from the input file */ -static int read_next_insn(unsigned char *insn_buf) +static int read_next_insn(unsigned char *insn_buff) { char buf[256] = "", *tmp; int i; @@ -134,7 +134,7 @@ static int read_next_insn(unsigned char *insn_buf) return 0; for (i = 0; i < MAX_INSN_SIZE; i++) { - insn_buf[i] = (unsigned char)strtoul(tmp, &tmp, 16); + insn_buff[i] = (unsigned char)strtoul(tmp, &tmp, 16); if (*tmp != ' ') break; } @@ -142,19 +142,19 @@ static int read_next_insn(unsigned char *insn_buf) return i; } -static int generate_insn(unsigned char *insn_buf) +static int generate_insn(unsigned char *insn_buff) { int i; if (input_file) - return read_next_insn(insn_buf); + return read_next_insn(insn_buff); /* Fills buffer with random binary up to MAX_INSN_SIZE */ for (i = 0; i < MAX_INSN_SIZE - 1; i += 2) - *(unsigned short *)(&insn_buf[i]) = random() & 0xffff; + *(unsigned short *)(&insn_buff[i]) = random() & 0xffff; while (i < MAX_INSN_SIZE) - insn_buf[i++] = random() & 0xff; + insn_buff[i++] = random() & 0xff; return i; } @@ -226,31 +226,31 @@ int main(int argc, char **argv) int insns = 0; int errors = 0; unsigned long i; - unsigned char insn_buf[MAX_INSN_SIZE * 2]; + unsigned char insn_buff[MAX_INSN_SIZE * 2]; parse_args(argc, argv); /* Prepare stop bytes with NOPs */ - memset(insn_buf + MAX_INSN_SIZE, INSN_NOP, MAX_INSN_SIZE); + memset(insn_buff + MAX_INSN_SIZE, INSN_NOP, MAX_INSN_SIZE); for (i = 0; i < iter_end; i++) { - if (generate_insn(insn_buf) <= 0) + if (generate_insn(insn_buff) <= 0) break; if (i < iter_start) /* Skip to given iteration number */ continue; /* Decode an instruction */ - insn_init(&insn, insn_buf, sizeof(insn_buf), x86_64); + insn_init(&insn, insn_buff, sizeof(insn_buff), x86_64); insn_get_length(&insn); if (insn.next_byte <= insn.kaddr || insn.kaddr + MAX_INSN_SIZE < insn.next_byte) { /* Access out-of-range memory */ - dump_stream(stderr, "Error: Found an access violation", i, insn_buf, &insn); + dump_stream(stderr, "Error: Found an access violation", i, insn_buff, &insn); errors++; } else if (verbose && !insn_complete(&insn)) - dump_stream(stdout, "Info: Found an undecodable input", i, insn_buf, &insn); + dump_stream(stdout, "Info: Found an undecodable input", i, insn_buff, &insn); else if (verbose >= 2) dump_insn(stdout, &insn); insns++; diff --git a/arch/x86/um/delay.c b/arch/x86/um/delay.c index a8fb7ca4822b..8d510ceb43fb 100644 --- a/arch/x86/um/delay.c +++ b/arch/x86/um/delay.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Richard Weinberger <richrd@nod.at> * Mostly copied from arch/x86/lib/delay.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/export.h> diff --git a/arch/x86/um/mem_32.c b/arch/x86/um/mem_32.c index 56c44d865f7b..19c5dbd46770 100644 --- a/arch/x86/um/mem_32.c +++ b/arch/x86/um/mem_32.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Richard Weinberger <richrd@nod.at> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/mm.h> diff --git a/arch/x86/um/vdso/um_vdso.c b/arch/x86/um/vdso/um_vdso.c index 7c441b59d375..ac9c02b9d92c 100644 --- a/arch/x86/um/vdso/um_vdso.c +++ b/arch/x86/um/vdso/um_vdso.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Richard Weinberger <richrd@nod.at> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This vDSO turns all calls into a syscall so that UML can trap them. */ diff --git a/arch/x86/um/vdso/vma.c b/arch/x86/um/vdso/vma.c index 6be22f991b59..9e7c4aba6c3a 100644 --- a/arch/x86/um/vdso/vma.c +++ b/arch/x86/um/vdso/vma.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2011 Richard Weinberger <richrd@nod.at> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/slab.h> diff --git a/arch/xtensa/boot/boot-elf/boot.lds.S b/arch/xtensa/boot/boot-elf/boot.lds.S index a30993054e9c..32a3b7c5b8dc 100644 --- a/arch/xtensa/boot/boot-elf/boot.lds.S +++ b/arch/xtensa/boot/boot-elf/boot.lds.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/xtensa/boot/boot-elf/boot.lds.S * @@ -6,10 +7,6 @@ * Chris Zankel <chris@zankel.net> * Marc Gauthier <marc@tensilica.com * Pete Delaney <piet@tensilica.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <asm/vectors.h> diff --git a/arch/xtensa/include/asm/futex.h b/arch/xtensa/include/asm/futex.h index 9538b0f7953c..0c4457ca0a85 100644 --- a/arch/xtensa/include/asm/futex.h +++ b/arch/xtensa/include/asm/futex.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Atomic futex routines * * Based on the PowerPC implementataion * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Copyright (C) 2013 TangoTec Ltd. * * Baruch Siach <baruch@tkos.co.il> diff --git a/arch/xtensa/include/asm/pgalloc.h b/arch/xtensa/include/asm/pgalloc.h index 368284c972e7..dd744aa450fa 100644 --- a/arch/xtensa/include/asm/pgalloc.h +++ b/arch/xtensa/include/asm/pgalloc.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * include/asm-xtensa/pgalloc.h * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Copyright (C) 2001-2007 Tensilica Inc. */ diff --git a/arch/xtensa/include/asm/pgtable.h b/arch/xtensa/include/asm/pgtable.h index 29cfe421cf41..ce3ff5e591b9 100644 --- a/arch/xtensa/include/asm/pgtable.h +++ b/arch/xtensa/include/asm/pgtable.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * include/asm-xtensa/pgtable.h * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Copyright (C) 2001 - 2013 Tensilica Inc. */ diff --git a/arch/xtensa/kernel/perf_event.c b/arch/xtensa/kernel/perf_event.c index ff1d81385ed7..9bae79f70301 100644 --- a/arch/xtensa/kernel/perf_event.c +++ b/arch/xtensa/kernel/perf_event.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Xtensa Performance Monitor Module driver * See Tensilica Debug User's Guide for PMU registers documentation. * * Copyright (C) 2015 Cadence Design Systems Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/interrupt.h> diff --git a/arch/xtensa/mm/ioremap.c b/arch/xtensa/mm/ioremap.c index d89c3c5fd962..9ea3f21d60c7 100644 --- a/arch/xtensa/mm/ioremap.c +++ b/arch/xtensa/mm/ioremap.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ioremap implementation. * * Copyright (C) 2015 Cadence Design Systems Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/io.h> |