diff options
Diffstat (limited to 'tools')
1056 files changed, 11440 insertions, 1414 deletions
diff --git a/tools/Makefile b/tools/Makefile index 9dfede37c8ff..c03b4f69d5b7 100644 --- a/tools/Makefile +++ b/tools/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # Some of the tools (perf) use same make variables # as in kernel build. export srctree= @@ -19,7 +20,7 @@ help: @echo ' kvm_stat - top-like utility for displaying kvm statistics' @echo ' leds - LEDs tools' @echo ' liblockdep - user-space wrapper for kernel locking-validator' - @echo ' net - misc networking tools' + @echo ' bpf - misc BPF tools' @echo ' perf - Linux performance measurement and analysis tool' @echo ' selftests - various kernel selftests' @echo ' spi - spi tools' @@ -57,7 +58,7 @@ acpi: FORCE cpupower: FORCE $(call descend,power/$@) -cgroup firewire hv guest spi usb virtio vm net iio gpio objtool leds: FORCE +cgroup firewire hv guest spi usb virtio vm bpf iio gpio objtool leds: FORCE $(call descend,$@) liblockdep: FORCE @@ -91,7 +92,7 @@ kvm_stat: FORCE all: acpi cgroup cpupower gpio hv firewire liblockdep \ perf selftests spi turbostat usb \ - virtio vm net x86_energy_perf_policy \ + virtio vm bpf x86_energy_perf_policy \ tmon freefall iio objtool kvm_stat acpi_install: @@ -100,7 +101,7 @@ acpi_install: cpupower_install: $(call descend,power/$(@:_install=),install) -cgroup_install firewire_install gpio_install hv_install iio_install perf_install spi_install usb_install virtio_install vm_install net_install objtool_install: +cgroup_install firewire_install gpio_install hv_install iio_install perf_install spi_install usb_install virtio_install vm_install bpf_install objtool_install: $(call descend,$(@:_install=),install) liblockdep_install: @@ -124,7 +125,7 @@ kvm_stat_install: install: acpi_install cgroup_install cpupower_install gpio_install \ hv_install firewire_install iio_install liblockdep_install \ perf_install selftests_install turbostat_install usb_install \ - virtio_install vm_install net_install x86_energy_perf_policy_install \ + virtio_install vm_install bpf_install x86_energy_perf_policy_install \ tmon_install freefall_install objtool_install kvm_stat_install acpi_clean: @@ -133,7 +134,7 @@ acpi_clean: cpupower_clean: $(call descend,power/cpupower,clean) -cgroup_clean hv_clean firewire_clean spi_clean usb_clean virtio_clean vm_clean net_clean iio_clean gpio_clean objtool_clean leds_clean: +cgroup_clean hv_clean firewire_clean spi_clean usb_clean virtio_clean vm_clean bpf_clean iio_clean gpio_clean objtool_clean leds_clean: $(call descend,$(@:_clean=),clean) liblockdep_clean: @@ -169,7 +170,7 @@ build_clean: clean: acpi_clean cgroup_clean cpupower_clean hv_clean firewire_clean \ perf_clean selftests_clean turbostat_clean spi_clean usb_clean virtio_clean \ - vm_clean net_clean iio_clean x86_energy_perf_policy_clean tmon_clean \ + vm_clean bpf_clean iio_clean x86_energy_perf_policy_clean tmon_clean \ freefall_clean build_clean libbpf_clean libsubcmd_clean liblockdep_clean \ gpio_clean objtool_clean leds_clean diff --git a/tools/accounting/Makefile b/tools/accounting/Makefile index 647c94a219bf..03687f19cbb1 100644 --- a/tools/accounting/Makefile +++ b/tools/accounting/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CC := $(CROSS_COMPILE)gcc CFLAGS := -I../../usr/include diff --git a/tools/accounting/getdelays.c b/tools/accounting/getdelays.c index b5ca536e56a8..9f420d98b5fb 100644 --- a/tools/accounting/getdelays.c +++ b/tools/accounting/getdelays.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* getdelays.c * * Utility to get per-pid and per-tgid delay accounting statistics diff --git a/tools/arch/alpha/include/asm/barrier.h b/tools/arch/alpha/include/asm/barrier.h index 95df19c95482..da8d6457ed4f 100644 --- a/tools/arch/alpha/include/asm/barrier.h +++ b/tools/arch/alpha/include/asm/barrier.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __TOOLS_LINUX_ASM_ALPHA_BARRIER_H #define __TOOLS_LINUX_ASM_ALPHA_BARRIER_H diff --git a/tools/arch/alpha/include/uapi/asm/bitsperlong.h b/tools/arch/alpha/include/uapi/asm/bitsperlong.h index ad57f7868203..6c5bf7d03f4e 100644 --- a/tools/arch/alpha/include/uapi/asm/bitsperlong.h +++ b/tools/arch/alpha/include/uapi/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_ALPHA_BITSPERLONG_H #define __ASM_ALPHA_BITSPERLONG_H diff --git a/tools/arch/alpha/include/uapi/asm/mman.h b/tools/arch/alpha/include/uapi/asm/mman.h index e38b64c82b97..c317d3e6867a 100644 --- a/tools/arch/alpha/include/uapi/asm/mman.h +++ b/tools/arch/alpha/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_ALPHA_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_ALPHA_UAPI_ASM_MMAN_FIX_H #define MADV_DODUMP 17 diff --git a/tools/arch/arc/include/uapi/asm/mman.h b/tools/arch/arc/include/uapi/asm/mman.h index aa3acd2aa9af..81f0f9bf0c25 100644 --- a/tools/arch/arc/include/uapi/asm/mman.h +++ b/tools/arch/arc/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_ARC_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_ARC_UAPI_ASM_MMAN_FIX_H #include <uapi/asm-generic/mman.h> diff --git a/tools/arch/arm/include/uapi/asm/kvm.h b/tools/arch/arm/include/uapi/asm/kvm.h index 5db2d4c6a55f..1f57bbe82b6f 100644 --- a/tools/arch/arm/include/uapi/asm/kvm.h +++ b/tools/arch/arm/include/uapi/asm/kvm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> diff --git a/tools/arch/arm/include/uapi/asm/mman.h b/tools/arch/arm/include/uapi/asm/mman.h index 478f699f56fd..a6d46321e330 100644 --- a/tools/arch/arm/include/uapi/asm/mman.h +++ b/tools/arch/arm/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_ARM_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_ARM_UAPI_ASM_MMAN_FIX_H #include <uapi/asm-generic/mman.h> diff --git a/tools/arch/arm/include/uapi/asm/perf_regs.h b/tools/arch/arm/include/uapi/asm/perf_regs.h index ce59448458b2..a3c046174e6b 100644 --- a/tools/arch/arm/include/uapi/asm/perf_regs.h +++ b/tools/arch/arm/include/uapi/asm/perf_regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _ASM_ARM_PERF_REGS_H #define _ASM_ARM_PERF_REGS_H diff --git a/tools/arch/arm64/include/asm/barrier.h b/tools/arch/arm64/include/asm/barrier.h index a0483c8e0142..40bde6b23501 100644 --- a/tools/arch/arm64/include/asm/barrier.h +++ b/tools/arch/arm64/include/asm/barrier.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_ASM_AARCH64_BARRIER_H #define _TOOLS_LINUX_ASM_AARCH64_BARRIER_H diff --git a/tools/arch/arm64/include/uapi/asm/bitsperlong.h b/tools/arch/arm64/include/uapi/asm/bitsperlong.h index fce9c2924fa3..485d60bee26c 100644 --- a/tools/arch/arm64/include/uapi/asm/bitsperlong.h +++ b/tools/arch/arm64/include/uapi/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012 ARM Ltd. * diff --git a/tools/arch/arm64/include/uapi/asm/kvm.h b/tools/arch/arm64/include/uapi/asm/kvm.h index 9f3ca24bbcc6..51149ec75fe4 100644 --- a/tools/arch/arm64/include/uapi/asm/kvm.h +++ b/tools/arch/arm64/include/uapi/asm/kvm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> diff --git a/tools/arch/arm64/include/uapi/asm/mman.h b/tools/arch/arm64/include/uapi/asm/mman.h index 70fd3113710a..2ee288e447ec 100644 --- a/tools/arch/arm64/include/uapi/asm/mman.h +++ b/tools/arch/arm64/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_ARM64_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_ARM64_UAPI_ASM_MMAN_FIX_H #include <uapi/asm-generic/mman.h> diff --git a/tools/arch/arm64/include/uapi/asm/perf_regs.h b/tools/arch/arm64/include/uapi/asm/perf_regs.h index 172b8317ee49..d54daafa89e3 100644 --- a/tools/arch/arm64/include/uapi/asm/perf_regs.h +++ b/tools/arch/arm64/include/uapi/asm/perf_regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _ASM_ARM64_PERF_REGS_H #define _ASM_ARM64_PERF_REGS_H diff --git a/tools/arch/frv/include/uapi/asm/bitsperlong.h b/tools/arch/frv/include/uapi/asm/bitsperlong.h index 6dc0bb0c13b2..76da34b10f59 100644 --- a/tools/arch/frv/include/uapi/asm/bitsperlong.h +++ b/tools/arch/frv/include/uapi/asm/bitsperlong.h @@ -1 +1,2 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #include <asm-generic/bitsperlong.h> diff --git a/tools/arch/frv/include/uapi/asm/mman.h b/tools/arch/frv/include/uapi/asm/mman.h index 5be78ac12464..5bc900b0bc78 100644 --- a/tools/arch/frv/include/uapi/asm/mman.h +++ b/tools/arch/frv/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_FRV_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_FRV_UAPI_ASM_MMAN_FIX_H #include <uapi/asm-generic/mman.h> diff --git a/tools/arch/h8300/include/asm/bitsperlong.h b/tools/arch/h8300/include/asm/bitsperlong.h index e140e46729ac..fa1508337ffc 100644 --- a/tools/arch/h8300/include/asm/bitsperlong.h +++ b/tools/arch/h8300/include/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_H8300_BITS_PER_LONG #define __ASM_H8300_BITS_PER_LONG diff --git a/tools/arch/h8300/include/uapi/asm/mman.h b/tools/arch/h8300/include/uapi/asm/mman.h index 9d9ac54d3c5a..be7bbe0528d1 100644 --- a/tools/arch/h8300/include/uapi/asm/mman.h +++ b/tools/arch/h8300/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_H8300_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_H8300_UAPI_ASM_MMAN_FIX_H #include <uapi/asm-generic/mman.h> diff --git a/tools/arch/hexagon/include/uapi/asm/bitsperlong.h b/tools/arch/hexagon/include/uapi/asm/bitsperlong.h index 4a658151383d..5adca0d26913 100644 --- a/tools/arch/hexagon/include/uapi/asm/bitsperlong.h +++ b/tools/arch/hexagon/include/uapi/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved. * diff --git a/tools/arch/hexagon/include/uapi/asm/mman.h b/tools/arch/hexagon/include/uapi/asm/mman.h index 102f3fae6085..cd59ba932b3a 100644 --- a/tools/arch/hexagon/include/uapi/asm/mman.h +++ b/tools/arch/hexagon/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_HEXAGON_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_HEXAGON_UAPI_ASM_MMAN_FIX_H #include <uapi/asm-generic/mman.h> diff --git a/tools/arch/ia64/include/asm/barrier.h b/tools/arch/ia64/include/asm/barrier.h index e4422b4b634e..d808ee0e77b5 100644 --- a/tools/arch/ia64/include/asm/barrier.h +++ b/tools/arch/ia64/include/asm/barrier.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copied from the kernel sources to tools/: * diff --git a/tools/arch/ia64/include/uapi/asm/bitsperlong.h b/tools/arch/ia64/include/uapi/asm/bitsperlong.h index ec4db3c970b7..1146d55563db 100644 --- a/tools/arch/ia64/include/uapi/asm/bitsperlong.h +++ b/tools/arch/ia64/include/uapi/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_IA64_BITSPERLONG_H #define __ASM_IA64_BITSPERLONG_H diff --git a/tools/arch/ia64/include/uapi/asm/mman.h b/tools/arch/ia64/include/uapi/asm/mman.h index 1d6e5ac6442d..2a19bb1db4ab 100644 --- a/tools/arch/ia64/include/uapi/asm/mman.h +++ b/tools/arch/ia64/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_IA64_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_IA64_UAPI_ASM_MMAN_FIX_H #include <uapi/asm-generic/mman.h> diff --git a/tools/arch/m32r/include/uapi/asm/bitsperlong.h b/tools/arch/m32r/include/uapi/asm/bitsperlong.h index 6dc0bb0c13b2..76da34b10f59 100644 --- a/tools/arch/m32r/include/uapi/asm/bitsperlong.h +++ b/tools/arch/m32r/include/uapi/asm/bitsperlong.h @@ -1 +1,2 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #include <asm-generic/bitsperlong.h> diff --git a/tools/arch/m32r/include/uapi/asm/mman.h b/tools/arch/m32r/include/uapi/asm/mman.h index 1c29635bb73b..d19b82c9c290 100644 --- a/tools/arch/m32r/include/uapi/asm/mman.h +++ b/tools/arch/m32r/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_M32R_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_M32R_UAPI_ASM_MMAN_FIX_H #include <uapi/asm-generic/mman.h> diff --git a/tools/arch/microblaze/include/uapi/asm/bitsperlong.h b/tools/arch/microblaze/include/uapi/asm/bitsperlong.h index 6dc0bb0c13b2..76da34b10f59 100644 --- a/tools/arch/microblaze/include/uapi/asm/bitsperlong.h +++ b/tools/arch/microblaze/include/uapi/asm/bitsperlong.h @@ -1 +1,2 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #include <asm-generic/bitsperlong.h> diff --git a/tools/arch/microblaze/include/uapi/asm/mman.h b/tools/arch/microblaze/include/uapi/asm/mman.h index 005cd50b50e1..f3f2103fd02c 100644 --- a/tools/arch/microblaze/include/uapi/asm/mman.h +++ b/tools/arch/microblaze/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_MICROBLAZE_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_MICROBLAZE_UAPI_ASM_MMAN_FIX_H #include <uapi/asm-generic/mman.h> diff --git a/tools/arch/mips/include/asm/barrier.h b/tools/arch/mips/include/asm/barrier.h index 80f96f7556e3..0d1191523cd0 100644 --- a/tools/arch/mips/include/asm/barrier.h +++ b/tools/arch/mips/include/asm/barrier.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_ASM_MIPS_BARRIER_H #define _TOOLS_LINUX_ASM_MIPS_BARRIER_H /* diff --git a/tools/arch/mips/include/uapi/asm/bitsperlong.h b/tools/arch/mips/include/uapi/asm/bitsperlong.h index 3e4c10a8e787..7268380d8d28 100644 --- a/tools/arch/mips/include/uapi/asm/bitsperlong.h +++ b/tools/arch/mips/include/uapi/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_MIPS_BITSPERLONG_H #define __ASM_MIPS_BITSPERLONG_H diff --git a/tools/arch/mips/include/uapi/asm/kvm.h b/tools/arch/mips/include/uapi/asm/kvm.h index 6985eb59b085..d2714cc1cd93 100644 --- a/tools/arch/mips/include/uapi/asm/kvm.h +++ b/tools/arch/mips/include/uapi/asm/kvm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive diff --git a/tools/arch/mips/include/uapi/asm/mman.h b/tools/arch/mips/include/uapi/asm/mman.h index c02052965d50..de2206883abc 100644 --- a/tools/arch/mips/include/uapi/asm/mman.h +++ b/tools/arch/mips/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_MIPS_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_MIPS_UAPI_ASM_MMAN_FIX_H #define MADV_DODUMP 17 diff --git a/tools/arch/mn10300/include/uapi/asm/mman.h b/tools/arch/mn10300/include/uapi/asm/mman.h index c1ea36d83acc..b9360639974f 100644 --- a/tools/arch/mn10300/include/uapi/asm/mman.h +++ b/tools/arch/mn10300/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_MN10300_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_MN10300_UAPI_ASM_MMAN_FIX_H #include <uapi/asm-generic/mman.h> diff --git a/tools/arch/parisc/include/uapi/asm/bitsperlong.h b/tools/arch/parisc/include/uapi/asm/bitsperlong.h index e0a23c7bdd43..23ac7562927a 100644 --- a/tools/arch/parisc/include/uapi/asm/bitsperlong.h +++ b/tools/arch/parisc/include/uapi/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_PARISC_BITSPERLONG_H #define __ASM_PARISC_BITSPERLONG_H diff --git a/tools/arch/parisc/include/uapi/asm/mman.h b/tools/arch/parisc/include/uapi/asm/mman.h index 286c0bd74573..1bd78758bde9 100644 --- a/tools/arch/parisc/include/uapi/asm/mman.h +++ b/tools/arch/parisc/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_PARISC_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_PARISC_UAPI_ASM_MMAN_FIX_H #define MADV_DODUMP 70 diff --git a/tools/arch/powerpc/include/asm/barrier.h b/tools/arch/powerpc/include/asm/barrier.h index b23aee8e6d90..a634da05bc97 100644 --- a/tools/arch/powerpc/include/asm/barrier.h +++ b/tools/arch/powerpc/include/asm/barrier.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copied from the kernel sources: * diff --git a/tools/arch/powerpc/include/uapi/asm/bitsperlong.h b/tools/arch/powerpc/include/uapi/asm/bitsperlong.h index 5f1659032c40..46ece3ecff31 100644 --- a/tools/arch/powerpc/include/uapi/asm/bitsperlong.h +++ b/tools/arch/powerpc/include/uapi/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_POWERPC_BITSPERLONG_H #define __ASM_POWERPC_BITSPERLONG_H diff --git a/tools/arch/powerpc/include/uapi/asm/kvm.h b/tools/arch/powerpc/include/uapi/asm/kvm.h index 8cf8f0c96906..61d6049f4c1e 100644 --- a/tools/arch/powerpc/include/uapi/asm/kvm.h +++ b/tools/arch/powerpc/include/uapi/asm/kvm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License, version 2, as diff --git a/tools/arch/powerpc/include/uapi/asm/mman.h b/tools/arch/powerpc/include/uapi/asm/mman.h index 761db43172fe..f33105bc5ca6 100644 --- a/tools/arch/powerpc/include/uapi/asm/mman.h +++ b/tools/arch/powerpc/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_POWERPC_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_POWERPC_UAPI_ASM_MMAN_FIX_H #define MAP_DENYWRITE 0x0800 diff --git a/tools/arch/powerpc/include/uapi/asm/perf_regs.h b/tools/arch/powerpc/include/uapi/asm/perf_regs.h index 6a93209748a1..9e52c86ccbd3 100644 --- a/tools/arch/powerpc/include/uapi/asm/perf_regs.h +++ b/tools/arch/powerpc/include/uapi/asm/perf_regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_ASM_POWERPC_PERF_REGS_H #define _UAPI_ASM_POWERPC_PERF_REGS_H diff --git a/tools/arch/s390/include/asm/barrier.h b/tools/arch/s390/include/asm/barrier.h index f85141266b92..5030c99f47d2 100644 --- a/tools/arch/s390/include/asm/barrier.h +++ b/tools/arch/s390/include/asm/barrier.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copied from the kernel sources: * diff --git a/tools/arch/s390/include/uapi/asm/bitsperlong.h b/tools/arch/s390/include/uapi/asm/bitsperlong.h index e351ea2ad43e..d2bb620119bf 100644 --- a/tools/arch/s390/include/uapi/asm/bitsperlong.h +++ b/tools/arch/s390/include/uapi/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_S390_BITSPERLONG_H #define __ASM_S390_BITSPERLONG_H diff --git a/tools/arch/s390/include/uapi/asm/kvm.h b/tools/arch/s390/include/uapi/asm/kvm.h index cd7359e23d86..9ad172dcd912 100644 --- a/tools/arch/s390/include/uapi/asm/kvm.h +++ b/tools/arch/s390/include/uapi/asm/kvm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __LINUX_KVM_S390_H #define __LINUX_KVM_S390_H /* diff --git a/tools/arch/s390/include/uapi/asm/kvm_perf.h b/tools/arch/s390/include/uapi/asm/kvm_perf.h index 397282727e21..c36c97ffdc6f 100644 --- a/tools/arch/s390/include/uapi/asm/kvm_perf.h +++ b/tools/arch/s390/include/uapi/asm/kvm_perf.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Definitions for perf-kvm on s390 * diff --git a/tools/arch/s390/include/uapi/asm/mman.h b/tools/arch/s390/include/uapi/asm/mman.h index b03dea9e1f56..4ec32e4251a4 100644 --- a/tools/arch/s390/include/uapi/asm/mman.h +++ b/tools/arch/s390/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_S390_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_S390_UAPI_ASM_MMAN_FIX_H #include <uapi/asm-generic/mman.h> diff --git a/tools/arch/s390/include/uapi/asm/sie.h b/tools/arch/s390/include/uapi/asm/sie.h index 3ac634368939..6ca1e68d7103 100644 --- a/tools/arch/s390/include/uapi/asm/sie.h +++ b/tools/arch/s390/include/uapi/asm/sie.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_ASM_S390_SIE_H #define _UAPI_ASM_S390_SIE_H diff --git a/tools/arch/score/include/uapi/asm/bitsperlong.h b/tools/arch/score/include/uapi/asm/bitsperlong.h index 86ff337aa459..df48f2717da2 100644 --- a/tools/arch/score/include/uapi/asm/bitsperlong.h +++ b/tools/arch/score/include/uapi/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _ASM_SCORE_BITSPERLONG_H #define _ASM_SCORE_BITSPERLONG_H diff --git a/tools/arch/score/include/uapi/asm/mman.h b/tools/arch/score/include/uapi/asm/mman.h index 2f8fb89944fd..b4bd195a8586 100644 --- a/tools/arch/score/include/uapi/asm/mman.h +++ b/tools/arch/score/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_SCORE_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_SCORE_UAPI_ASM_MMAN_FIX_H #include <uapi/asm-generic/mman.h> diff --git a/tools/arch/sh/include/asm/barrier.h b/tools/arch/sh/include/asm/barrier.h index c18fd7599b97..bde5221af282 100644 --- a/tools/arch/sh/include/asm/barrier.h +++ b/tools/arch/sh/include/asm/barrier.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copied from the kernel sources: * diff --git a/tools/arch/sh/include/uapi/asm/mman.h b/tools/arch/sh/include/uapi/asm/mman.h index 26504f6f060e..88c0e2930c47 100644 --- a/tools/arch/sh/include/uapi/asm/mman.h +++ b/tools/arch/sh/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_SH_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_SH_UAPI_ASM_MMAN_FIX_H #include <uapi/asm-generic/mman.h> diff --git a/tools/arch/sparc/include/asm/barrier.h b/tools/arch/sparc/include/asm/barrier.h index 8c017b3b1391..95d1618465a6 100644 --- a/tools/arch/sparc/include/asm/barrier.h +++ b/tools/arch/sparc/include/asm/barrier.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ___TOOLS_LINUX_ASM_SPARC_BARRIER_H #define ___TOOLS_LINUX_ASM_SPARC_BARRIER_H #if defined(__sparc__) && defined(__arch64__) diff --git a/tools/arch/sparc/include/asm/barrier_32.h b/tools/arch/sparc/include/asm/barrier_32.h index c5eadd0a7233..cc19ed1dde0b 100644 --- a/tools/arch/sparc/include/asm/barrier_32.h +++ b/tools/arch/sparc/include/asm/barrier_32.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __TOOLS_PERF_SPARC_BARRIER_H #define __TOOLS_PERF_SPARC_BARRIER_H diff --git a/tools/arch/sparc/include/asm/barrier_64.h b/tools/arch/sparc/include/asm/barrier_64.h index 9a7d7322c3f7..ba61344287d5 100644 --- a/tools/arch/sparc/include/asm/barrier_64.h +++ b/tools/arch/sparc/include/asm/barrier_64.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __TOOLS_LINUX_SPARC64_BARRIER_H #define __TOOLS_LINUX_SPARC64_BARRIER_H diff --git a/tools/arch/sparc/include/uapi/asm/bitsperlong.h b/tools/arch/sparc/include/uapi/asm/bitsperlong.h index b62dd907d7c3..3b4e61740b75 100644 --- a/tools/arch/sparc/include/uapi/asm/bitsperlong.h +++ b/tools/arch/sparc/include/uapi/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_ALPHA_BITSPERLONG_H #define __ASM_ALPHA_BITSPERLONG_H diff --git a/tools/arch/sparc/include/uapi/asm/mman.h b/tools/arch/sparc/include/uapi/asm/mman.h index 8640525de991..38920eed8cbf 100644 --- a/tools/arch/sparc/include/uapi/asm/mman.h +++ b/tools/arch/sparc/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_SPARC_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_SPARC_UAPI_ASM_MMAN_FIX_H #define MAP_DENYWRITE 0x0800 diff --git a/tools/arch/tile/include/asm/barrier.h b/tools/arch/tile/include/asm/barrier.h index 7d3692c3d4ac..7ad02a591b43 100644 --- a/tools/arch/tile/include/asm/barrier.h +++ b/tools/arch/tile/include/asm/barrier.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_ASM_TILE_BARRIER_H #define _TOOLS_LINUX_ASM_TILE_BARRIER_H /* diff --git a/tools/arch/tile/include/uapi/asm/bitsperlong.h b/tools/arch/tile/include/uapi/asm/bitsperlong.h index 58c771f2af2f..57cca78c0fbb 100644 --- a/tools/arch/tile/include/uapi/asm/bitsperlong.h +++ b/tools/arch/tile/include/uapi/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright 2010 Tilera Corporation. All Rights Reserved. * diff --git a/tools/arch/tile/include/uapi/asm/mman.h b/tools/arch/tile/include/uapi/asm/mman.h index 7116c4b928b3..65ec92925c6c 100644 --- a/tools/arch/tile/include/uapi/asm/mman.h +++ b/tools/arch/tile/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_TILE_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_TILE_UAPI_ASM_MMAN_FIX_H #define MAP_DENYWRITE 0x0800 diff --git a/tools/arch/x86/include/asm/atomic.h b/tools/arch/x86/include/asm/atomic.h index 328eeceec709..7d8c3261a50d 100644 --- a/tools/arch/x86/include/asm/atomic.h +++ b/tools/arch/x86/include/asm/atomic.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_ASM_X86_ATOMIC_H #define _TOOLS_LINUX_ASM_X86_ATOMIC_H diff --git a/tools/arch/x86/include/asm/barrier.h b/tools/arch/x86/include/asm/barrier.h index f366d8e550e4..8774dee27471 100644 --- a/tools/arch/x86/include/asm/barrier.h +++ b/tools/arch/x86/include/asm/barrier.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_ASM_X86_BARRIER_H #define _TOOLS_LINUX_ASM_X86_BARRIER_H diff --git a/tools/arch/x86/include/asm/cmpxchg.h b/tools/arch/x86/include/asm/cmpxchg.h index f5253260f3cc..0ed9ca2766ad 100644 --- a/tools/arch/x86/include/asm/cmpxchg.h +++ b/tools/arch/x86/include/asm/cmpxchg.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef TOOLS_ASM_X86_CMPXCHG_H #define TOOLS_ASM_X86_CMPXCHG_H diff --git a/tools/arch/x86/include/asm/cpufeatures.h b/tools/arch/x86/include/asm/cpufeatures.h index 2519c6c801c9..793690fbda36 100644 --- a/tools/arch/x86/include/asm/cpufeatures.h +++ b/tools/arch/x86/include/asm/cpufeatures.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_X86_CPUFEATURES_H #define _ASM_X86_CPUFEATURES_H diff --git a/tools/arch/x86/include/asm/rmwcc.h b/tools/arch/x86/include/asm/rmwcc.h index a6669bc06939..dc90c0c2fae3 100644 --- a/tools/arch/x86/include/asm/rmwcc.h +++ b/tools/arch/x86/include/asm/rmwcc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_ASM_X86_RMWcc #define _TOOLS_LINUX_ASM_X86_RMWcc diff --git a/tools/arch/x86/include/asm/unistd_32.h b/tools/arch/x86/include/asm/unistd_32.h index 0e4312ffc945..60a89dba01b6 100644 --- a/tools/arch/x86/include/asm/unistd_32.h +++ b/tools/arch/x86/include/asm/unistd_32.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __NR_perf_event_open # define __NR_perf_event_open 336 #endif diff --git a/tools/arch/x86/include/asm/unistd_64.h b/tools/arch/x86/include/asm/unistd_64.h index dd56bb36132a..cb52a3a8b8fc 100644 --- a/tools/arch/x86/include/asm/unistd_64.h +++ b/tools/arch/x86/include/asm/unistd_64.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __NR_perf_event_open # define __NR_perf_event_open 298 #endif diff --git a/tools/arch/x86/include/uapi/asm/bitsperlong.h b/tools/arch/x86/include/uapi/asm/bitsperlong.h index 6e23c543cd80..f8a92e0009d6 100644 --- a/tools/arch/x86/include/uapi/asm/bitsperlong.h +++ b/tools/arch/x86/include/uapi/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_X86_BITSPERLONG_H #define __ASM_X86_BITSPERLONG_H diff --git a/tools/arch/x86/include/uapi/asm/kvm.h b/tools/arch/x86/include/uapi/asm/kvm.h index c2824d02ba37..f3a960488eae 100644 --- a/tools/arch/x86/include/uapi/asm/kvm.h +++ b/tools/arch/x86/include/uapi/asm/kvm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _ASM_X86_KVM_H #define _ASM_X86_KVM_H diff --git a/tools/arch/x86/include/uapi/asm/kvm_perf.h b/tools/arch/x86/include/uapi/asm/kvm_perf.h index 3bb964f88aa1..125cf5cdf6c5 100644 --- a/tools/arch/x86/include/uapi/asm/kvm_perf.h +++ b/tools/arch/x86/include/uapi/asm/kvm_perf.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _ASM_X86_KVM_PERF_H #define _ASM_X86_KVM_PERF_H diff --git a/tools/arch/x86/include/uapi/asm/mman.h b/tools/arch/x86/include/uapi/asm/mman.h index b73c1af8b1dd..8449778de2ed 100644 --- a/tools/arch/x86/include/uapi/asm/mman.h +++ b/tools/arch/x86/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_X86_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_X86_UAPI_ASM_MMAN_FIX_H #define MAP_32BIT 0x40 diff --git a/tools/arch/x86/include/uapi/asm/perf_regs.h b/tools/arch/x86/include/uapi/asm/perf_regs.h index 3f2207bfd17b..f3329cabce5c 100644 --- a/tools/arch/x86/include/uapi/asm/perf_regs.h +++ b/tools/arch/x86/include/uapi/asm/perf_regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _ASM_X86_PERF_REGS_H #define _ASM_X86_PERF_REGS_H diff --git a/tools/arch/x86/include/uapi/asm/svm.h b/tools/arch/x86/include/uapi/asm/svm.h index 3725e145aa58..a9731f8a480f 100644 --- a/tools/arch/x86/include/uapi/asm/svm.h +++ b/tools/arch/x86/include/uapi/asm/svm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI__SVM_H #define _UAPI__SVM_H diff --git a/tools/arch/x86/include/uapi/asm/unistd.h b/tools/arch/x86/include/uapi/asm/unistd.h index a26df0d75cd0..30d7d04d72d6 100644 --- a/tools/arch/x86/include/uapi/asm/unistd.h +++ b/tools/arch/x86/include/uapi/asm/unistd.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_ASM_X86_UNISTD_H #define _UAPI_ASM_X86_UNISTD_H diff --git a/tools/arch/x86/include/uapi/asm/vmx.h b/tools/arch/x86/include/uapi/asm/vmx.h index 690a2dcf4078..f0b0c90dd398 100644 --- a/tools/arch/x86/include/uapi/asm/vmx.h +++ b/tools/arch/x86/include/uapi/asm/vmx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * vmx.h: VMX Architecture related definitions * Copyright (c) 2004, Intel Corporation. diff --git a/tools/arch/x86/lib/memcpy_64.S b/tools/arch/x86/lib/memcpy_64.S index 98dcc112b363..9a53a06e5a3e 100644 --- a/tools/arch/x86/lib/memcpy_64.S +++ b/tools/arch/x86/lib/memcpy_64.S @@ -4,6 +4,7 @@ #include <asm/errno.h> #include <asm/cpufeatures.h> #include <asm/alternative-asm.h> +#include <asm/export.h> /* * We build a jump to memcpy_orig by default which gets NOPped out on @@ -40,6 +41,8 @@ ENTRY(memcpy) ret ENDPROC(memcpy) ENDPROC(__memcpy) +EXPORT_SYMBOL(memcpy) +EXPORT_SYMBOL(__memcpy) /* * memcpy_erms() - enhanced fast string memcpy. This is faster and @@ -274,6 +277,7 @@ ENTRY(memcpy_mcsafe_unrolled) xorq %rax, %rax ret ENDPROC(memcpy_mcsafe_unrolled) +EXPORT_SYMBOL_GPL(memcpy_mcsafe_unrolled) .section .fixup, "ax" /* Return -EFAULT for any failure */ diff --git a/tools/arch/x86/lib/memset_64.S b/tools/arch/x86/lib/memset_64.S index e1229ecd2a82..f8f3dc0a6690 100644 --- a/tools/arch/x86/lib/memset_64.S +++ b/tools/arch/x86/lib/memset_64.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright 2002 Andi Kleen, SuSE Labs */ #include <linux/linkage.h> diff --git a/tools/arch/xtensa/include/uapi/asm/mman.h b/tools/arch/xtensa/include/uapi/asm/mman.h index 4453195c450c..34dde6f44dae 100644 --- a/tools/arch/xtensa/include/uapi/asm/mman.h +++ b/tools/arch/xtensa/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef TOOLS_ARCH_XTENSA_UAPI_ASM_MMAN_FIX_H #define TOOLS_ARCH_XTENSA_UAPI_ASM_MMAN_FIX_H #define MADV_DODUMP 17 diff --git a/tools/net/Makefile b/tools/bpf/Makefile index ddf888010652..07a6697466ef 100644 --- a/tools/net/Makefile +++ b/tools/bpf/Makefile @@ -1,8 +1,10 @@ +# SPDX-License-Identifier: GPL-2.0 prefix = /usr CC = gcc LEX = flex YACC = bison +MAKE = make CFLAGS += -Wall -O2 CFLAGS += -D__EXPORTED_HEADERS__ -I../../include/uapi -I../../include @@ -13,7 +15,7 @@ CFLAGS += -D__EXPORTED_HEADERS__ -I../../include/uapi -I../../include %.lex.c: %.l $(LEX) -o $@ $< -all : bpf_jit_disasm bpf_dbg bpf_asm +all: bpf_jit_disasm bpf_dbg bpf_asm bpftool bpf_jit_disasm : CFLAGS += -DPACKAGE='bpf_jit_disasm' bpf_jit_disasm : LDLIBS = -lopcodes -lbfd -ldl @@ -26,10 +28,21 @@ bpf_asm : LDLIBS = bpf_asm : bpf_asm.o bpf_exp.yacc.o bpf_exp.lex.o bpf_exp.lex.o : bpf_exp.yacc.c -clean : +clean: bpftool_clean rm -rf *.o bpf_jit_disasm bpf_dbg bpf_asm bpf_exp.yacc.* bpf_exp.lex.* -install : +install: bpftool_install install bpf_jit_disasm $(prefix)/bin/bpf_jit_disasm install bpf_dbg $(prefix)/bin/bpf_dbg install bpf_asm $(prefix)/bin/bpf_asm + +bpftool: + $(MAKE) -C bpftool + +bpftool_install: + $(MAKE) -C bpftool install + +bpftool_clean: + $(MAKE) -C bpftool clean + +.PHONY: bpftool FORCE diff --git a/tools/net/bpf_asm.c b/tools/bpf/bpf_asm.c index c15aef097b04..c15aef097b04 100644 --- a/tools/net/bpf_asm.c +++ b/tools/bpf/bpf_asm.c diff --git a/tools/net/bpf_dbg.c b/tools/bpf/bpf_dbg.c index 4f254bcc4423..4f254bcc4423 100644 --- a/tools/net/bpf_dbg.c +++ b/tools/bpf/bpf_dbg.c diff --git a/tools/net/bpf_exp.l b/tools/bpf/bpf_exp.l index bd83149e7be0..bd83149e7be0 100644 --- a/tools/net/bpf_exp.l +++ b/tools/bpf/bpf_exp.l diff --git a/tools/net/bpf_exp.y b/tools/bpf/bpf_exp.y index 56ba1de50784..56ba1de50784 100644 --- a/tools/net/bpf_exp.y +++ b/tools/bpf/bpf_exp.y diff --git a/tools/net/bpf_jit_disasm.c b/tools/bpf/bpf_jit_disasm.c index 422d9abd666a..75bf526a0168 100644 --- a/tools/net/bpf_jit_disasm.c +++ b/tools/bpf/bpf_jit_disasm.c @@ -27,6 +27,7 @@ #include <sys/klog.h> #include <sys/types.h> #include <sys/stat.h> +#include <limits.h> #define CMD_ACTION_SIZE_BUFFER 10 #define CMD_ACTION_READ_ALL 3 @@ -51,7 +52,7 @@ static void get_exec_path(char *tpath, size_t size) static void get_asm_insns(uint8_t *image, size_t len, int opcodes) { int count, i, pc = 0; - char tpath[256]; + char tpath[PATH_MAX]; struct disassemble_info info; disassembler_ftype disassemble; bfd *bfdf; diff --git a/tools/bpf/bpftool/Documentation/Makefile b/tools/bpf/bpftool/Documentation/Makefile new file mode 100644 index 000000000000..bde77d7c4390 --- /dev/null +++ b/tools/bpf/bpftool/Documentation/Makefile @@ -0,0 +1,34 @@ +include ../../../scripts/Makefile.include +include ../../../scripts/utilities.mak + +INSTALL ?= install +RM ?= rm -f + +# Make the path relative to DESTDIR, not prefix +ifndef DESTDIR +prefix?=$(HOME) +endif +mandir ?= $(prefix)/share/man +man8dir = $(mandir)/man8 + +MAN8_RST = $(wildcard *.rst) + +_DOC_MAN8 = $(patsubst %.rst,%.8,$(MAN8_RST)) +DOC_MAN8 = $(addprefix $(OUTPUT),$(_DOC_MAN8)) + +man: man8 +man8: $(DOC_MAN8) + +$(OUTPUT)%.8: %.rst + rst2man $< > $@ + +clean: + $(call QUIET_CLEAN, Documentation) $(RM) $(DOC_MAN8) + +install: man + $(call QUIET_INSTALL, Documentation-man) \ + $(INSTALL) -d -m 755 $(DESTDIR)$(man8dir); \ + $(INSTALL) -m 644 $(DOC_MAN8) $(DESTDIR)$(man8dir); + +.PHONY: man man8 clean install +.DEFAULT_GOAL := man diff --git a/tools/bpf/bpftool/Documentation/bpftool-map.rst b/tools/bpf/bpftool/Documentation/bpftool-map.rst new file mode 100644 index 000000000000..9f51a268eb06 --- /dev/null +++ b/tools/bpf/bpftool/Documentation/bpftool-map.rst @@ -0,0 +1,131 @@ +================ +bpftool-map +================ +------------------------------------------------------------------------------- +tool for inspection and simple manipulation of eBPF maps +------------------------------------------------------------------------------- + +:Manual section: 8 + +SYNOPSIS +======== + + **bpftool** [*OPTIONS*] **map** *COMMAND* + + *OPTIONS* := { { **-j** | **--json** } [{ **-p** | **--pretty** }] | { **-f** | **--bpffs** } } + + *COMMANDS* := + { **show** | **dump** | **update** | **lookup** | **getnext** | **delete** + | **pin** | **help** } + +MAP COMMANDS +============= + +| **bpftool** **map show** [*MAP*] +| **bpftool** **map dump** *MAP* +| **bpftool** **map update** *MAP* **key** *BYTES* **value** *VALUE* [*UPDATE_FLAGS*] +| **bpftool** **map lookup** *MAP* **key** *BYTES* +| **bpftool** **map getnext** *MAP* [**key** *BYTES*] +| **bpftool** **map delete** *MAP* **key** *BYTES* +| **bpftool** **map pin** *MAP* *FILE* +| **bpftool** **map help** +| +| *MAP* := { **id** *MAP_ID* | **pinned** *FILE* } +| *VALUE* := { *BYTES* | *MAP* | *PROGRAM* } +| *UPDATE_FLAGS* := { **any** | **exist** | **noexist** } + +DESCRIPTION +=========== + **bpftool map show** [*MAP*] + Show information about loaded maps. If *MAP* is specified + show information only about given map, otherwise list all + maps currently loaded on the system. + + Output will start with map ID followed by map type and + zero or more named attributes (depending on kernel version). + + **bpftool map dump** *MAP* + Dump all entries in a given *MAP*. + + **bpftool map update** *MAP* **key** *BYTES* **value** *VALUE* [*UPDATE_FLAGS*] + Update map entry for a given *KEY*. + + *UPDATE_FLAGS* can be one of: **any** update existing entry + or add if doesn't exit; **exist** update only if entry already + exists; **noexist** update only if entry doesn't exist. + + **bpftool map lookup** *MAP* **key** *BYTES* + Lookup **key** in the map. + + **bpftool map getnext** *MAP* [**key** *BYTES*] + Get next key. If *key* is not specified, get first key. + + **bpftool map delete** *MAP* **key** *BYTES* + Remove entry from the map. + + **bpftool map pin** *MAP* *FILE* + Pin map *MAP* as *FILE*. + + Note: *FILE* must be located in *bpffs* mount. + + **bpftool map help** + Print short help message. + +OPTIONS +======= + -h, --help + Print short generic help message (similar to **bpftool help**). + + -v, --version + Print version number (similar to **bpftool version**). + + -j, --json + Generate JSON output. For commands that cannot produce JSON, this + option has no effect. + + -p, --pretty + Generate human-readable JSON output. Implies **-j**. + + -f, --bpffs + Show file names of pinned maps. + +EXAMPLES +======== +**# bpftool map show** +:: + + 10: hash name some_map flags 0x0 + key 4B value 8B max_entries 2048 memlock 167936B + +**# bpftool map update id 10 key 13 00 07 00 value 02 00 00 00 01 02 03 04** + +**# bpftool map lookup id 10 key 0 1 2 3** + +:: + + key: 00 01 02 03 value: 00 01 02 03 04 05 06 07 + + +**# bpftool map dump id 10** +:: + + key: 00 01 02 03 value: 00 01 02 03 04 05 06 07 + key: 0d 00 07 00 value: 02 00 00 00 01 02 03 04 + Found 2 elements + +**# bpftool map getnext id 10 key 0 1 2 3** +:: + + key: + 00 01 02 03 + next key: + 0d 00 07 00 + +| +| **# mount -t bpf none /sys/fs/bpf/** +| **# bpftool map pin id 10 /sys/fs/bpf/map** +| **# bpftool map del pinned /sys/fs/bpf/map key 13 00 07 00** + +SEE ALSO +======== + **bpftool**\ (8), **bpftool-prog**\ (8) diff --git a/tools/bpf/bpftool/Documentation/bpftool-prog.rst b/tools/bpf/bpftool/Documentation/bpftool-prog.rst new file mode 100644 index 000000000000..36e8d1c3c40d --- /dev/null +++ b/tools/bpf/bpftool/Documentation/bpftool-prog.rst @@ -0,0 +1,150 @@ +================ +bpftool-prog +================ +------------------------------------------------------------------------------- +tool for inspection and simple manipulation of eBPF progs +------------------------------------------------------------------------------- + +:Manual section: 8 + +SYNOPSIS +======== + + **bpftool** [*OPTIONS*] **prog** *COMMAND* + + *OPTIONS* := { { **-j** | **--json** } [{ **-p** | **--pretty** }] | { **-f** | **--bpffs** } } + + *COMMANDS* := + { **show** | **dump xlated** | **dump jited** | **pin** | **help** } + +MAP COMMANDS +============= + +| **bpftool** **prog show** [*PROG*] +| **bpftool** **prog dump xlated** *PROG* [{**file** *FILE* | **opcodes**}] +| **bpftool** **prog dump jited** *PROG* [{**file** *FILE* | **opcodes**}] +| **bpftool** **prog pin** *PROG* *FILE* +| **bpftool** **prog help** +| +| *PROG* := { **id** *PROG_ID* | **pinned** *FILE* | **tag** *PROG_TAG* } + +DESCRIPTION +=========== + **bpftool prog show** [*PROG*] + Show information about loaded programs. If *PROG* is + specified show information only about given program, otherwise + list all programs currently loaded on the system. + + Output will start with program ID followed by program type and + zero or more named attributes (depending on kernel version). + + **bpftool prog dump xlated** *PROG* [{ **file** *FILE* | **opcodes** }] + Dump eBPF instructions of the program from the kernel. + If *FILE* is specified image will be written to a file, + otherwise it will be disassembled and printed to stdout. + + **opcodes** controls if raw opcodes will be printed. + + **bpftool prog dump jited** *PROG* [{ **file** *FILE* | **opcodes** }] + Dump jited image (host machine code) of the program. + If *FILE* is specified image will be written to a file, + otherwise it will be disassembled and printed to stdout. + + **opcodes** controls if raw opcodes will be printed. + + **bpftool prog pin** *PROG* *FILE* + Pin program *PROG* as *FILE*. + + Note: *FILE* must be located in *bpffs* mount. + + **bpftool prog help** + Print short help message. + +OPTIONS +======= + -h, --help + Print short generic help message (similar to **bpftool help**). + + -v, --version + Print version number (similar to **bpftool version**). + + -j, --json + Generate JSON output. For commands that cannot produce JSON, this + option has no effect. + + -p, --pretty + Generate human-readable JSON output. Implies **-j**. + + -f, --bpffs + Show file names of pinned programs. + +EXAMPLES +======== +**# bpftool prog show** +:: + + 10: xdp name some_prog tag 005a3d2123620c8b + loaded_at Sep 29/20:11 uid 0 + xlated 528B jited 370B memlock 4096B map_ids 10 + +**# bpftool --json --pretty prog show** + +:: + + { + "programs": [{ + "id": 10, + "type": "xdp", + "tag": "005a3d2123620c8b", + "loaded_at": "Sep 29/20:11", + "uid": 0, + "bytes_xlated": 528, + "jited": true, + "bytes_jited": 370, + "bytes_memlock": 4096, + "map_ids": [10 + ] + } + ] + } + +| +| **# bpftool prog dump xlated id 10 file /tmp/t** +| **# ls -l /tmp/t** +| -rw------- 1 root root 560 Jul 22 01:42 /tmp/t + +**# bpftool prog dum jited tag 005a3d2123620c8b** + +:: + + push %rbp + mov %rsp,%rbp + sub $0x228,%rsp + sub $0x28,%rbp + mov %rbx,0x0(%rbp) + +| +| **# mount -t bpf none /sys/fs/bpf/** +| **# bpftool prog pin id 10 /sys/fs/bpf/prog** +| **# ls -l /sys/fs/bpf/** +| -rw------- 1 root root 0 Jul 22 01:43 prog + +**# bpftool prog dum jited pinned /sys/fs/bpf/prog opcodes** + +:: + + push %rbp + 55 + mov %rsp,%rbp + 48 89 e5 + sub $0x228,%rsp + 48 81 ec 28 02 00 00 + sub $0x28,%rbp + 48 83 ed 28 + mov %rbx,0x0(%rbp) + 48 89 5d 00 + + +SEE ALSO +======== + **bpftool**\ (8), **bpftool-map**\ (8) diff --git a/tools/bpf/bpftool/Documentation/bpftool.rst b/tools/bpf/bpftool/Documentation/bpftool.rst new file mode 100644 index 000000000000..926c03d5a8da --- /dev/null +++ b/tools/bpf/bpftool/Documentation/bpftool.rst @@ -0,0 +1,56 @@ +================ +BPFTOOL +================ +------------------------------------------------------------------------------- +tool for inspection and simple manipulation of eBPF programs and maps +------------------------------------------------------------------------------- + +:Manual section: 8 + +SYNOPSIS +======== + + **bpftool** [*OPTIONS*] *OBJECT* { *COMMAND* | **help** } + + **bpftool** **batch file** *FILE* + + **bpftool** **version** + + *OBJECT* := { **map** | **program** } + + *OPTIONS* := { { **-V** | **--version** } | { **-h** | **--help** } + | { **-j** | **--json** } [{ **-p** | **--pretty** }] } + + *MAP-COMMANDS* := + { **show** | **dump** | **update** | **lookup** | **getnext** | **delete** + | **pin** | **help** } + + *PROG-COMMANDS* := { **show** | **dump jited** | **dump xlated** | **pin** + | **help** } + +DESCRIPTION +=========== + *bpftool* allows for inspection and simple modification of BPF objects + on the system. + + Note that format of the output of all tools is not guaranteed to be + stable and should not be depended upon. + +OPTIONS +======= + -h, --help + Print short help message (similar to **bpftool help**). + + -v, --version + Print version number (similar to **bpftool version**). + + -j, --json + Generate JSON output. For commands that cannot produce JSON, this + option has no effect. + + -p, --pretty + Generate human-readable JSON output. Implies **-j**. + +SEE ALSO +======== + **bpftool-map**\ (8), **bpftool-prog**\ (8) diff --git a/tools/bpf/bpftool/Makefile b/tools/bpf/bpftool/Makefile new file mode 100644 index 000000000000..813826c50936 --- /dev/null +++ b/tools/bpf/bpftool/Makefile @@ -0,0 +1,92 @@ +include ../../scripts/Makefile.include + +include ../../scripts/utilities.mak + +ifeq ($(srctree),) +srctree := $(patsubst %/,%,$(dir $(CURDIR))) +srctree := $(patsubst %/,%,$(dir $(srctree))) +srctree := $(patsubst %/,%,$(dir $(srctree))) +#$(info Determined 'srctree' to be $(srctree)) +endif + +ifneq ($(objtree),) +#$(info Determined 'objtree' to be $(objtree)) +endif + +ifneq ($(OUTPUT),) +#$(info Determined 'OUTPUT' to be $(OUTPUT)) +# Adding $(OUTPUT) as a directory to look for source files, +# because use generated output files as sources dependency +# for flex/bison parsers. +VPATH += $(OUTPUT) +export VPATH +endif + +ifeq ($(V),1) + Q = +else + Q = @ +endif + +BPF_DIR = $(srctree)/tools/lib/bpf/ + +ifneq ($(OUTPUT),) + BPF_PATH=$(OUTPUT) +else + BPF_PATH=$(BPF_DIR) +endif + +LIBBPF = $(BPF_PATH)libbpf.a + +$(LIBBPF): FORCE + $(Q)$(MAKE) -C $(BPF_DIR) OUTPUT=$(OUTPUT) $(OUTPUT)libbpf.a FEATURES_DUMP=$(FEATURE_DUMP_EXPORT) + +$(LIBBPF)-clean: + $(call QUIET_CLEAN, libbpf) + $(Q)$(MAKE) -C $(BPF_DIR) OUTPUT=$(OUTPUT) clean >/dev/null + +prefix = /usr +bash_compdir ?= $(prefix)/share/bash-completion/completions + +CC = gcc + +CFLAGS += -O2 +CFLAGS += -W -Wall -Wextra -Wno-unused-parameter -Wshadow +CFLAGS += -D__EXPORTED_HEADERS__ -I$(srctree)/tools/include/uapi -I$(srctree)/tools/include -I$(srctree)/tools/lib/bpf -I$(srctree)/kernel/bpf/ +LIBS = -lelf -lbfd -lopcodes $(LIBBPF) + +include $(wildcard *.d) + +all: $(OUTPUT)bpftool + +SRCS=$(wildcard *.c) +OBJS=$(patsubst %.c,$(OUTPUT)%.o,$(SRCS)) $(OUTPUT)disasm.o + +$(OUTPUT)disasm.o: $(srctree)/kernel/bpf/disasm.c + $(QUIET_CC)$(COMPILE.c) -MMD -o $@ $< + +$(OUTPUT)bpftool: $(OBJS) $(LIBBPF) + $(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^ $(LIBS) + +$(OUTPUT)%.o: %.c + $(QUIET_CC)$(COMPILE.c) -MMD -o $@ $< + +clean: $(LIBBPF)-clean + $(call QUIET_CLEAN, bpftool) + $(Q)rm -rf $(OUTPUT)bpftool $(OUTPUT)*.o $(OUTPUT)*.d + +install: + install $(OUTPUT)bpftool $(prefix)/sbin/bpftool + install -m 0755 -d $(bash_compdir) + install -m 0644 bash-completion/bpftool $(bash_compdir) + +doc: + $(Q)$(MAKE) -C Documentation/ + +doc-install: + $(Q)$(MAKE) -C Documentation/ install + +FORCE: + +.PHONY: all clean FORCE +.DEFAULT_GOAL := all diff --git a/tools/bpf/bpftool/bash-completion/bpftool b/tools/bpf/bpftool/bash-completion/bpftool new file mode 100644 index 000000000000..7febee05c8e7 --- /dev/null +++ b/tools/bpf/bpftool/bash-completion/bpftool @@ -0,0 +1,354 @@ +# bpftool(8) bash completion -*- shell-script -*- +# +# Copyright (C) 2017 Netronome Systems, Inc. +# +# This software is dual licensed under the GNU General License +# Version 2, June 1991 as shown in the file COPYING in the top-level +# directory of this source tree or the BSD 2-Clause License provided +# below. You have the option to license this software under the +# complete terms of either license. +# +# The BSD 2-Clause License: +# +# Redistribution and use in source and binary forms, with or +# without modification, are permitted provided that the following +# conditions are met: +# +# 1. Redistributions of source code must retain the above +# copyright notice, this list of conditions and the following +# disclaimer. +# +# 2. Redistributions in binary form must reproduce the above +# copyright notice, this list of conditions and the following +# disclaimer in the documentation and/or other materials +# provided with the distribution. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS +# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN +# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +# SOFTWARE. +# +# Author: Quentin Monnet <quentin.monnet@netronome.com> + +# Takes a list of words in argument; each one of them is added to COMPREPLY if +# it is not already present on the command line. Returns no value. +_bpftool_once_attr() +{ + local w idx found + for w in $*; do + found=0 + for (( idx=3; idx < ${#words[@]}-1; idx++ )); do + if [[ $w == ${words[idx]} ]]; then + found=1 + break + fi + done + [[ $found -eq 0 ]] && \ + COMPREPLY+=( $( compgen -W "$w" -- "$cur" ) ) + done +} + +# Takes a list of words in argument; adds them all to COMPREPLY if none of them +# is already present on the command line. Returns no value. +_bpftool_one_of_list() +{ + local w idx + for w in $*; do + for (( idx=3; idx < ${#words[@]}-1; idx++ )); do + [[ $w == ${words[idx]} ]] && return 1 + done + done + COMPREPLY+=( $( compgen -W "$*" -- "$cur" ) ) +} + +_bpftool_get_map_ids() +{ + COMPREPLY+=( $( compgen -W "$( bpftool -jp map 2>&1 | \ + command sed -n 's/.*"id": \(.*\),$/\1/p' )" -- "$cur" ) ) +} + +_bpftool_get_prog_ids() +{ + COMPREPLY+=( $( compgen -W "$( bpftool -jp prog 2>&1 | \ + command sed -n 's/.*"id": \(.*\),$/\1/p' )" -- "$cur" ) ) +} + +_bpftool_get_prog_tags() +{ + COMPREPLY+=( $( compgen -W "$( bpftool -jp prog 2>&1 | \ + command sed -n 's/.*"tag": "\(.*\)",$/\1/p' )" -- "$cur" ) ) +} + +# For bpftool map update: retrieve type of the map to update. +_bpftool_map_update_map_type() +{ + local keyword ref + for (( idx=3; idx < ${#words[@]}-1; idx++ )); do + if [[ ${words[$((idx-2))]} == "update" ]]; then + keyword=${words[$((idx-1))]} + ref=${words[$((idx))]} + fi + done + [[ -z $ref ]] && return 0 + + local type + type=$(bpftool -jp map show $keyword $ref | \ + command sed -n 's/.*"type": "\(.*\)",$/\1/p') + printf $type +} + +_bpftool_map_update_get_id() +{ + # Is it the map to update, or a map to insert into the map to update? + # Search for "value" keyword. + local idx value + for (( idx=7; idx < ${#words[@]}-1; idx++ )); do + if [[ ${words[idx]} == "value" ]]; then + value=1 + break + fi + done + [[ $value -eq 0 ]] && _bpftool_get_map_ids && return 0 + + # Id to complete is for a value. It can be either prog id or map id. This + # depends on the type of the map to update. + local type=$(_bpftool_map_update_map_type) + case $type in + array_of_maps|hash_of_maps) + _bpftool_get_map_ids + return 0 + ;; + prog_array) + _bpftool_get_prog_ids + return 0 + ;; + *) + return 0 + ;; + esac +} + +_bpftool() +{ + local cur prev words objword + _init_completion || return + + # Deal with simplest keywords + case $prev in + help|key|opcodes) + return 0 + ;; + tag) + _bpftool_get_prog_tags + return 0 + ;; + file|pinned) + _filedir + return 0 + ;; + batch) + COMPREPLY=( $( compgen -W 'file' -- "$cur" ) ) + return 0 + ;; + esac + + # Search for object and command + local object command cmdword + for (( cmdword=1; cmdword < ${#words[@]}-1; cmdword++ )); do + [[ -n $object ]] && command=${words[cmdword]} && break + [[ ${words[cmdword]} != -* ]] && object=${words[cmdword]} + done + + if [[ -z $object ]]; then + case $cur in + -*) + local c='--version --json --pretty' + COMPREPLY=( $( compgen -W "$c" -- "$cur" ) ) + return 0 + ;; + *) + COMPREPLY=( $( compgen -W "$( bpftool help 2>&1 | \ + command sed \ + -e '/OBJECT := /!d' \ + -e 's/.*{//' \ + -e 's/}.*//' \ + -e 's/|//g' )" -- "$cur" ) ) + COMPREPLY+=( $( compgen -W 'batch help' -- "$cur" ) ) + return 0 + ;; + esac + fi + + [[ $command == help ]] && return 0 + + # Completion depends on object and command in use + case $object in + prog) + case $prev in + id) + _bpftool_get_prog_ids + return 0 + ;; + esac + + local PROG_TYPE='id pinned tag' + case $command in + show) + [[ $prev != "$command" ]] && return 0 + COMPREPLY=( $( compgen -W "$PROG_TYPE" -- "$cur" ) ) + return 0 + ;; + dump) + case $prev in + $command) + COMPREPLY+=( $( compgen -W "xlated jited" -- \ + "$cur" ) ) + return 0 + ;; + xlated|jited) + COMPREPLY=( $( compgen -W "$PROG_TYPE" -- \ + "$cur" ) ) + return 0 + ;; + *) + _bpftool_once_attr 'file' + COMPREPLY+=( $( compgen -W 'opcodes' -- \ + "$cur" ) ) + return 0 + ;; + esac + ;; + pin) + if [[ $prev == "$command" ]]; then + COMPREPLY=( $( compgen -W "$PROG_TYPE" -- "$cur" ) ) + else + _filedir + fi + return 0 + ;; + *) + [[ $prev == $object ]] && \ + COMPREPLY=( $( compgen -W 'dump help pin show' -- \ + "$cur" ) ) + ;; + esac + ;; + map) + local MAP_TYPE='id pinned' + case $command in + show|dump) + case $prev in + $command) + COMPREPLY=( $( compgen -W "$MAP_TYPE" -- "$cur" ) ) + return 0 + ;; + id) + _bpftool_get_map_ids + return 0 + ;; + *) + return 0 + ;; + esac + ;; + lookup|getnext|delete) + case $prev in + $command) + COMPREPLY=( $( compgen -W "$MAP_TYPE" -- "$cur" ) ) + return 0 + ;; + id) + _bpftool_get_map_ids + return 0 + ;; + key) + return 0 + ;; + *) + _bpftool_once_attr 'key' + return 0 + ;; + esac + ;; + update) + case $prev in + $command) + COMPREPLY=( $( compgen -W "$MAP_TYPE" -- "$cur" ) ) + return 0 + ;; + id) + _bpftool_map_update_get_id + return 0 + ;; + key) + return 0 + ;; + value) + # We can have bytes, or references to a prog or a + # map, depending on the type of the map to update. + case $(_bpftool_map_update_map_type) in + array_of_maps|hash_of_maps) + local MAP_TYPE='id pinned' + COMPREPLY+=( $( compgen -W "$MAP_TYPE" \ + -- "$cur" ) ) + return 0 + ;; + prog_array) + local PROG_TYPE='id pinned tag' + COMPREPLY+=( $( compgen -W "$PROG_TYPE" \ + -- "$cur" ) ) + return 0 + ;; + *) + return 0 + ;; + esac + return 0 + ;; + *) + _bpftool_once_attr 'key' + local UPDATE_FLAGS='any exist noexist' + for (( idx=3; idx < ${#words[@]}-1; idx++ )); do + if [[ ${words[idx]} == 'value' ]]; then + # 'value' is present, but is not the last + # word i.e. we can now have UPDATE_FLAGS. + _bpftool_one_of_list "$UPDATE_FLAGS" + return 0 + fi + done + for (( idx=3; idx < ${#words[@]}-1; idx++ )); do + if [[ ${words[idx]} == 'key' ]]; then + # 'key' is present, but is not the last + # word i.e. we can now have 'value'. + _bpftool_once_attr 'value' + return 0 + fi + done + return 0 + ;; + esac + ;; + pin) + if [[ $prev == "$command" ]]; then + COMPREPLY=( $( compgen -W "$PROG_TYPE" -- "$cur" ) ) + else + _filedir + fi + return 0 + ;; + *) + [[ $prev == $object ]] && \ + COMPREPLY=( $( compgen -W 'delete dump getnext help \ + lookup pin show update' -- "$cur" ) ) + ;; + esac + ;; + esac +} && +complete -F _bpftool bpftool + +# ex: ts=4 sw=4 et filetype=sh diff --git a/tools/bpf/bpftool/common.c b/tools/bpf/bpftool/common.c new file mode 100644 index 000000000000..2bd3b280e6dd --- /dev/null +++ b/tools/bpf/bpftool/common.c @@ -0,0 +1,405 @@ +/* + * Copyright (C) 2017 Netronome Systems, Inc. + * + * This software is dual licensed under the GNU General License Version 2, + * June 1991 as shown in the file COPYING in the top-level directory of this + * source tree or the BSD 2-Clause License provided below. You have the + * option to license this software under the complete terms of either license. + * + * The BSD 2-Clause License: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * 1. Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * 2. Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +/* Author: Jakub Kicinski <kubakici@wp.pl> */ + +#include <errno.h> +#include <fts.h> +#include <libgen.h> +#include <mntent.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <linux/limits.h> +#include <linux/magic.h> +#include <sys/mount.h> +#include <sys/types.h> +#include <sys/vfs.h> + +#include <bpf.h> + +#include "main.h" + +void p_err(const char *fmt, ...) +{ + va_list ap; + + va_start(ap, fmt); + if (json_output) { + jsonw_start_object(json_wtr); + jsonw_name(json_wtr, "error"); + jsonw_vprintf_enquote(json_wtr, fmt, ap); + jsonw_end_object(json_wtr); + } else { + fprintf(stderr, "Error: "); + vfprintf(stderr, fmt, ap); + fprintf(stderr, "\n"); + } + va_end(ap); +} + +void p_info(const char *fmt, ...) +{ + va_list ap; + + if (json_output) + return; + + va_start(ap, fmt); + vfprintf(stderr, fmt, ap); + fprintf(stderr, "\n"); + va_end(ap); +} + +static bool is_bpffs(char *path) +{ + struct statfs st_fs; + + if (statfs(path, &st_fs) < 0) + return false; + + return (unsigned long)st_fs.f_type == BPF_FS_MAGIC; +} + +static int mnt_bpffs(const char *target, char *buff, size_t bufflen) +{ + bool bind_done = false; + + while (mount("", target, "none", MS_PRIVATE | MS_REC, NULL)) { + if (errno != EINVAL || bind_done) { + snprintf(buff, bufflen, + "mount --make-private %s failed: %s", + target, strerror(errno)); + return -1; + } + + if (mount(target, target, "none", MS_BIND, NULL)) { + snprintf(buff, bufflen, + "mount --bind %s %s failed: %s", + target, target, strerror(errno)); + return -1; + } + + bind_done = true; + } + + if (mount("bpf", target, "bpf", 0, "mode=0700")) { + snprintf(buff, bufflen, "mount -t bpf bpf %s failed: %s", + target, strerror(errno)); + return -1; + } + + return 0; +} + +int open_obj_pinned(char *path) +{ + int fd; + + fd = bpf_obj_get(path); + if (fd < 0) { + p_err("bpf obj get (%s): %s", path, + errno == EACCES && !is_bpffs(dirname(path)) ? + "directory not in bpf file system (bpffs)" : + strerror(errno)); + return -1; + } + + return fd; +} + +int open_obj_pinned_any(char *path, enum bpf_obj_type exp_type) +{ + enum bpf_obj_type type; + int fd; + + fd = open_obj_pinned(path); + if (fd < 0) + return -1; + + type = get_fd_type(fd); + if (type < 0) { + close(fd); + return type; + } + if (type != exp_type) { + p_err("incorrect object type: %s", get_fd_type_name(type)); + close(fd); + return -1; + } + + return fd; +} + +int do_pin_any(int argc, char **argv, int (*get_fd_by_id)(__u32)) +{ + char err_str[ERR_MAX_LEN]; + unsigned int id; + char *endptr; + char *file; + char *dir; + int err; + int fd; + + if (!is_prefix(*argv, "id")) { + p_err("expected 'id' got %s", *argv); + return -1; + } + NEXT_ARG(); + + id = strtoul(*argv, &endptr, 0); + if (*endptr) { + p_err("can't parse %s as ID", *argv); + return -1; + } + NEXT_ARG(); + + if (argc != 1) + usage(); + + fd = get_fd_by_id(id); + if (fd < 0) { + p_err("can't get prog by id (%u): %s", id, strerror(errno)); + return -1; + } + + err = bpf_obj_pin(fd, *argv); + if (!err) + goto out_close; + + file = malloc(strlen(*argv) + 1); + strcpy(file, *argv); + dir = dirname(file); + + if (errno != EPERM || is_bpffs(dir)) { + p_err("can't pin the object (%s): %s", *argv, strerror(errno)); + goto out_free; + } + + /* Attempt to mount bpffs, then retry pinning. */ + err = mnt_bpffs(dir, err_str, ERR_MAX_LEN); + if (!err) { + err = bpf_obj_pin(fd, *argv); + if (err) + p_err("can't pin the object (%s): %s", *argv, + strerror(errno)); + } else { + err_str[ERR_MAX_LEN - 1] = '\0'; + p_err("can't mount BPF file system to pin the object (%s): %s", + *argv, err_str); + } + +out_free: + free(file); +out_close: + close(fd); + return err; +} + +const char *get_fd_type_name(enum bpf_obj_type type) +{ + static const char * const names[] = { + [BPF_OBJ_UNKNOWN] = "unknown", + [BPF_OBJ_PROG] = "prog", + [BPF_OBJ_MAP] = "map", + }; + + if (type < 0 || type >= ARRAY_SIZE(names) || !names[type]) + return names[BPF_OBJ_UNKNOWN]; + + return names[type]; +} + +int get_fd_type(int fd) +{ + char path[PATH_MAX]; + char buf[512]; + ssize_t n; + + snprintf(path, sizeof(path), "/proc/%d/fd/%d", getpid(), fd); + + n = readlink(path, buf, sizeof(buf)); + if (n < 0) { + p_err("can't read link type: %s", strerror(errno)); + return -1; + } + if (n == sizeof(path)) { + p_err("can't read link type: path too long!"); + return -1; + } + + if (strstr(buf, "bpf-map")) + return BPF_OBJ_MAP; + else if (strstr(buf, "bpf-prog")) + return BPF_OBJ_PROG; + + return BPF_OBJ_UNKNOWN; +} + +char *get_fdinfo(int fd, const char *key) +{ + char path[PATH_MAX]; + char *line = NULL; + size_t line_n = 0; + ssize_t n; + FILE *fdi; + + snprintf(path, sizeof(path), "/proc/%d/fdinfo/%d", getpid(), fd); + + fdi = fopen(path, "r"); + if (!fdi) { + p_err("can't open fdinfo: %s", strerror(errno)); + return NULL; + } + + while ((n = getline(&line, &line_n, fdi))) { + char *value; + int len; + + if (!strstr(line, key)) + continue; + + fclose(fdi); + + value = strchr(line, '\t'); + if (!value || !value[1]) { + p_err("malformed fdinfo!?"); + free(line); + return NULL; + } + value++; + + len = strlen(value); + memmove(line, value, len); + line[len - 1] = '\0'; + + return line; + } + + p_err("key '%s' not found in fdinfo", key); + free(line); + fclose(fdi); + return NULL; +} + +void print_hex_data_json(uint8_t *data, size_t len) +{ + unsigned int i; + + jsonw_start_array(json_wtr); + for (i = 0; i < len; i++) + jsonw_printf(json_wtr, "\"0x%02hhx\"", data[i]); + jsonw_end_array(json_wtr); +} + +int build_pinned_obj_table(struct pinned_obj_table *tab, + enum bpf_obj_type type) +{ + struct bpf_prog_info pinned_info = {}; + struct pinned_obj *obj_node = NULL; + __u32 len = sizeof(pinned_info); + struct mntent *mntent = NULL; + enum bpf_obj_type objtype; + FILE *mntfile = NULL; + FTSENT *ftse = NULL; + FTS *fts = NULL; + int fd, err; + + mntfile = setmntent("/proc/mounts", "r"); + if (!mntfile) + return -1; + + while ((mntent = getmntent(mntfile))) { + char *path[] = { mntent->mnt_dir, NULL }; + + if (strncmp(mntent->mnt_type, "bpf", 3) != 0) + continue; + + fts = fts_open(path, 0, NULL); + if (!fts) + continue; + + while ((ftse = fts_read(fts))) { + if (!(ftse->fts_info & FTS_F)) + continue; + fd = open_obj_pinned(ftse->fts_path); + if (fd < 0) + continue; + + objtype = get_fd_type(fd); + if (objtype != type) { + close(fd); + continue; + } + memset(&pinned_info, 0, sizeof(pinned_info)); + err = bpf_obj_get_info_by_fd(fd, &pinned_info, &len); + if (err) { + close(fd); + continue; + } + + obj_node = malloc(sizeof(*obj_node)); + if (!obj_node) { + close(fd); + fts_close(fts); + fclose(mntfile); + return -1; + } + + memset(obj_node, 0, sizeof(*obj_node)); + obj_node->id = pinned_info.id; + obj_node->path = strdup(ftse->fts_path); + hash_add(tab->table, &obj_node->hash, obj_node->id); + + close(fd); + } + fts_close(fts); + } + fclose(mntfile); + return 0; +} + +void delete_pinned_obj_table(struct pinned_obj_table *tab) +{ + struct pinned_obj *obj; + struct hlist_node *tmp; + unsigned int bkt; + + hash_for_each_safe(tab->table, bkt, tmp, obj, hash) { + hash_del(&obj->hash); + free(obj->path); + free(obj); + } +} diff --git a/tools/bpf/bpftool/jit_disasm.c b/tools/bpf/bpftool/jit_disasm.c new file mode 100644 index 000000000000..1551d3918d4c --- /dev/null +++ b/tools/bpf/bpftool/jit_disasm.c @@ -0,0 +1,162 @@ +/* + * Based on: + * + * Minimal BPF JIT image disassembler + * + * Disassembles BPF JIT compiler emitted opcodes back to asm insn's for + * debugging or verification purposes. + * + * Copyright 2013 Daniel Borkmann <daniel@iogearbox.net> + * Licensed under the GNU General Public License, version 2.0 (GPLv2) + */ + +#include <stdarg.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <assert.h> +#include <unistd.h> +#include <string.h> +#include <bfd.h> +#include <dis-asm.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <limits.h> + +#include "json_writer.h" +#include "main.h" + +static void get_exec_path(char *tpath, size_t size) +{ + ssize_t len; + char *path; + + snprintf(tpath, size, "/proc/%d/exe", (int) getpid()); + tpath[size - 1] = 0; + + path = strdup(tpath); + assert(path); + + len = readlink(path, tpath, size - 1); + assert(len > 0); + tpath[len] = 0; + + free(path); +} + +static int oper_count; +static int fprintf_json(void *out, const char *fmt, ...) +{ + va_list ap; + char *s; + + va_start(ap, fmt); + if (!oper_count) { + int i; + + s = va_arg(ap, char *); + + /* Strip trailing spaces */ + i = strlen(s) - 1; + while (s[i] == ' ') + s[i--] = '\0'; + + jsonw_string_field(json_wtr, "operation", s); + jsonw_name(json_wtr, "operands"); + jsonw_start_array(json_wtr); + oper_count++; + } else if (!strcmp(fmt, ",")) { + /* Skip */ + } else { + s = va_arg(ap, char *); + jsonw_string(json_wtr, s); + oper_count++; + } + va_end(ap); + return 0; +} + +void disasm_print_insn(unsigned char *image, ssize_t len, int opcodes) +{ + disassembler_ftype disassemble; + struct disassemble_info info; + int count, i, pc = 0; + char tpath[PATH_MAX]; + bfd *bfdf; + + if (!len) + return; + + memset(tpath, 0, sizeof(tpath)); + get_exec_path(tpath, sizeof(tpath)); + + bfdf = bfd_openr(tpath, NULL); + assert(bfdf); + assert(bfd_check_format(bfdf, bfd_object)); + + if (json_output) + init_disassemble_info(&info, stdout, + (fprintf_ftype) fprintf_json); + else + init_disassemble_info(&info, stdout, + (fprintf_ftype) fprintf); + info.arch = bfd_get_arch(bfdf); + info.mach = bfd_get_mach(bfdf); + info.buffer = image; + info.buffer_length = len; + + disassemble_init_for_target(&info); + + disassemble = disassembler(bfdf); + assert(disassemble); + + if (json_output) + jsonw_start_array(json_wtr); + do { + if (json_output) { + jsonw_start_object(json_wtr); + oper_count = 0; + jsonw_name(json_wtr, "pc"); + jsonw_printf(json_wtr, "\"0x%x\"", pc); + } else { + printf("%4x:\t", pc); + } + + count = disassemble(pc, &info); + if (json_output) { + /* Operand array, was started in fprintf_json. Before + * that, make sure we have a _null_ value if no operand + * other than operation code was present. + */ + if (oper_count == 1) + jsonw_null(json_wtr); + jsonw_end_array(json_wtr); + } + + if (opcodes) { + if (json_output) { + jsonw_name(json_wtr, "opcodes"); + jsonw_start_array(json_wtr); + for (i = 0; i < count; ++i) + jsonw_printf(json_wtr, "\"0x%02hhx\"", + (uint8_t)image[pc + i]); + jsonw_end_array(json_wtr); + } else { + printf("\n\t"); + for (i = 0; i < count; ++i) + printf("%02x ", + (uint8_t)image[pc + i]); + } + } + if (json_output) + jsonw_end_object(json_wtr); + else + printf("\n"); + + pc += count; + } while (count > 0 && pc < len); + if (json_output) + jsonw_end_array(json_wtr); + + bfd_close(bfdf); +} diff --git a/tools/bpf/bpftool/json_writer.c b/tools/bpf/bpftool/json_writer.c new file mode 100644 index 000000000000..c6eef76322ae --- /dev/null +++ b/tools/bpf/bpftool/json_writer.c @@ -0,0 +1,356 @@ +/* + * Simple streaming JSON writer + * + * This takes care of the annoying bits of JSON syntax like the commas + * after elements + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + * + * Authors: Stephen Hemminger <stephen@networkplumber.org> + */ + +#include <stdio.h> +#include <stdbool.h> +#include <stdarg.h> +#include <assert.h> +#include <malloc.h> +#include <inttypes.h> +#include <stdint.h> + +#include "json_writer.h" + +struct json_writer { + FILE *out; /* output file */ + unsigned depth; /* nesting */ + bool pretty; /* optional whitepace */ + char sep; /* either nul or comma */ +}; + +/* indentation for pretty print */ +static void jsonw_indent(json_writer_t *self) +{ + unsigned i; + for (i = 0; i < self->depth; ++i) + fputs(" ", self->out); +} + +/* end current line and indent if pretty printing */ +static void jsonw_eol(json_writer_t *self) +{ + if (!self->pretty) + return; + + putc('\n', self->out); + jsonw_indent(self); +} + +/* If current object is not empty print a comma */ +static void jsonw_eor(json_writer_t *self) +{ + if (self->sep != '\0') + putc(self->sep, self->out); + self->sep = ','; +} + + +/* Output JSON encoded string */ +/* Handles C escapes, does not do Unicode */ +static void jsonw_puts(json_writer_t *self, const char *str) +{ + putc('"', self->out); + for (; *str; ++str) + switch (*str) { + case '\t': + fputs("\\t", self->out); + break; + case '\n': + fputs("\\n", self->out); + break; + case '\r': + fputs("\\r", self->out); + break; + case '\f': + fputs("\\f", self->out); + break; + case '\b': + fputs("\\b", self->out); + break; + case '\\': + fputs("\\n", self->out); + break; + case '"': + fputs("\\\"", self->out); + break; + case '\'': + fputs("\\\'", self->out); + break; + default: + putc(*str, self->out); + } + putc('"', self->out); +} + +/* Create a new JSON stream */ +json_writer_t *jsonw_new(FILE *f) +{ + json_writer_t *self = malloc(sizeof(*self)); + if (self) { + self->out = f; + self->depth = 0; + self->pretty = false; + self->sep = '\0'; + } + return self; +} + +/* End output to JSON stream */ +void jsonw_destroy(json_writer_t **self_p) +{ + json_writer_t *self = *self_p; + + assert(self->depth == 0); + fputs("\n", self->out); + fflush(self->out); + free(self); + *self_p = NULL; +} + +void jsonw_pretty(json_writer_t *self, bool on) +{ + self->pretty = on; +} + +/* Basic blocks */ +static void jsonw_begin(json_writer_t *self, int c) +{ + jsonw_eor(self); + putc(c, self->out); + ++self->depth; + self->sep = '\0'; +} + +static void jsonw_end(json_writer_t *self, int c) +{ + assert(self->depth > 0); + + --self->depth; + if (self->sep != '\0') + jsonw_eol(self); + putc(c, self->out); + self->sep = ','; +} + + +/* Add a JSON property name */ +void jsonw_name(json_writer_t *self, const char *name) +{ + jsonw_eor(self); + jsonw_eol(self); + self->sep = '\0'; + jsonw_puts(self, name); + putc(':', self->out); + if (self->pretty) + putc(' ', self->out); +} + +void jsonw_vprintf_enquote(json_writer_t *self, const char *fmt, va_list ap) +{ + jsonw_eor(self); + putc('"', self->out); + vfprintf(self->out, fmt, ap); + putc('"', self->out); +} + +void jsonw_printf(json_writer_t *self, const char *fmt, ...) +{ + va_list ap; + + va_start(ap, fmt); + jsonw_eor(self); + vfprintf(self->out, fmt, ap); + va_end(ap); +} + +/* Collections */ +void jsonw_start_object(json_writer_t *self) +{ + jsonw_begin(self, '{'); +} + +void jsonw_end_object(json_writer_t *self) +{ + jsonw_end(self, '}'); +} + +void jsonw_start_array(json_writer_t *self) +{ + jsonw_begin(self, '['); +} + +void jsonw_end_array(json_writer_t *self) +{ + jsonw_end(self, ']'); +} + +/* JSON value types */ +void jsonw_string(json_writer_t *self, const char *value) +{ + jsonw_eor(self); + jsonw_puts(self, value); +} + +void jsonw_bool(json_writer_t *self, bool val) +{ + jsonw_printf(self, "%s", val ? "true" : "false"); +} + +void jsonw_null(json_writer_t *self) +{ + jsonw_printf(self, "null"); +} + +void jsonw_float_fmt(json_writer_t *self, const char *fmt, double num) +{ + jsonw_printf(self, fmt, num); +} + +#ifdef notused +void jsonw_float(json_writer_t *self, double num) +{ + jsonw_printf(self, "%g", num); +} +#endif + +void jsonw_hu(json_writer_t *self, unsigned short num) +{ + jsonw_printf(self, "%hu", num); +} + +void jsonw_uint(json_writer_t *self, uint64_t num) +{ + jsonw_printf(self, "%"PRIu64, num); +} + +void jsonw_lluint(json_writer_t *self, unsigned long long int num) +{ + jsonw_printf(self, "%llu", num); +} + +void jsonw_int(json_writer_t *self, int64_t num) +{ + jsonw_printf(self, "%"PRId64, num); +} + +/* Basic name/value objects */ +void jsonw_string_field(json_writer_t *self, const char *prop, const char *val) +{ + jsonw_name(self, prop); + jsonw_string(self, val); +} + +void jsonw_bool_field(json_writer_t *self, const char *prop, bool val) +{ + jsonw_name(self, prop); + jsonw_bool(self, val); +} + +#ifdef notused +void jsonw_float_field(json_writer_t *self, const char *prop, double val) +{ + jsonw_name(self, prop); + jsonw_float(self, val); +} +#endif + +void jsonw_float_field_fmt(json_writer_t *self, + const char *prop, + const char *fmt, + double val) +{ + jsonw_name(self, prop); + jsonw_float_fmt(self, fmt, val); +} + +void jsonw_uint_field(json_writer_t *self, const char *prop, uint64_t num) +{ + jsonw_name(self, prop); + jsonw_uint(self, num); +} + +void jsonw_hu_field(json_writer_t *self, const char *prop, unsigned short num) +{ + jsonw_name(self, prop); + jsonw_hu(self, num); +} + +void jsonw_lluint_field(json_writer_t *self, + const char *prop, + unsigned long long int num) +{ + jsonw_name(self, prop); + jsonw_lluint(self, num); +} + +void jsonw_int_field(json_writer_t *self, const char *prop, int64_t num) +{ + jsonw_name(self, prop); + jsonw_int(self, num); +} + +void jsonw_null_field(json_writer_t *self, const char *prop) +{ + jsonw_name(self, prop); + jsonw_null(self); +} + +#ifdef TEST +int main(int argc, char **argv) +{ + json_writer_t *wr = jsonw_new(stdout); + + jsonw_start_object(wr); + jsonw_pretty(wr, true); + jsonw_name(wr, "Vyatta"); + jsonw_start_object(wr); + jsonw_string_field(wr, "url", "http://vyatta.com"); + jsonw_uint_field(wr, "downloads", 2000000ul); + jsonw_float_field(wr, "stock", 8.16); + + jsonw_name(wr, "ARGV"); + jsonw_start_array(wr); + while (--argc) + jsonw_string(wr, *++argv); + jsonw_end_array(wr); + + jsonw_name(wr, "empty"); + jsonw_start_array(wr); + jsonw_end_array(wr); + + jsonw_name(wr, "NIL"); + jsonw_start_object(wr); + jsonw_end_object(wr); + + jsonw_null_field(wr, "my_null"); + + jsonw_name(wr, "special chars"); + jsonw_start_array(wr); + jsonw_string_field(wr, "slash", "/"); + jsonw_string_field(wr, "newline", "\n"); + jsonw_string_field(wr, "tab", "\t"); + jsonw_string_field(wr, "ff", "\f"); + jsonw_string_field(wr, "quote", "\""); + jsonw_string_field(wr, "tick", "\'"); + jsonw_string_field(wr, "backslash", "\\"); + jsonw_end_array(wr); + + jsonw_end_object(wr); + + jsonw_end_object(wr); + jsonw_destroy(&wr); + return 0; +} + +#endif diff --git a/tools/bpf/bpftool/json_writer.h b/tools/bpf/bpftool/json_writer.h new file mode 100644 index 000000000000..0fa2fb1b6351 --- /dev/null +++ b/tools/bpf/bpftool/json_writer.h @@ -0,0 +1,72 @@ +/* + * Simple streaming JSON writer + * + * This takes care of the annoying bits of JSON syntax like the commas + * after elements + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + * + * Authors: Stephen Hemminger <stephen@networkplumber.org> + */ + +#ifndef _JSON_WRITER_H_ +#define _JSON_WRITER_H_ + +#include <stdbool.h> +#include <stdint.h> +#include <stdarg.h> + +/* Opaque class structure */ +typedef struct json_writer json_writer_t; + +/* Create a new JSON stream */ +json_writer_t *jsonw_new(FILE *f); +/* End output to JSON stream */ +void jsonw_destroy(json_writer_t **self_p); + +/* Cause output to have pretty whitespace */ +void jsonw_pretty(json_writer_t *self, bool on); + +/* Add property name */ +void jsonw_name(json_writer_t *self, const char *name); + +/* Add value */ +void jsonw_vprintf_enquote(json_writer_t *self, const char *fmt, va_list ap); +void jsonw_printf(json_writer_t *self, const char *fmt, ...); +void jsonw_string(json_writer_t *self, const char *value); +void jsonw_bool(json_writer_t *self, bool value); +void jsonw_float(json_writer_t *self, double number); +void jsonw_float_fmt(json_writer_t *self, const char *fmt, double num); +void jsonw_uint(json_writer_t *self, uint64_t number); +void jsonw_hu(json_writer_t *self, unsigned short number); +void jsonw_int(json_writer_t *self, int64_t number); +void jsonw_null(json_writer_t *self); +void jsonw_lluint(json_writer_t *self, unsigned long long int num); + +/* Useful Combinations of name and value */ +void jsonw_string_field(json_writer_t *self, const char *prop, const char *val); +void jsonw_bool_field(json_writer_t *self, const char *prop, bool value); +void jsonw_float_field(json_writer_t *self, const char *prop, double num); +void jsonw_uint_field(json_writer_t *self, const char *prop, uint64_t num); +void jsonw_hu_field(json_writer_t *self, const char *prop, unsigned short num); +void jsonw_int_field(json_writer_t *self, const char *prop, int64_t num); +void jsonw_null_field(json_writer_t *self, const char *prop); +void jsonw_lluint_field(json_writer_t *self, const char *prop, + unsigned long long int num); +void jsonw_float_field_fmt(json_writer_t *self, const char *prop, + const char *fmt, double val); + +/* Collections */ +void jsonw_start_object(json_writer_t *self); +void jsonw_end_object(json_writer_t *self); + +void jsonw_start_array(json_writer_t *self); +void jsonw_end_array(json_writer_t *self); + +/* Override default exception handling */ +typedef void (jsonw_err_handler_fn)(const char *); + +#endif /* _JSON_WRITER_H_ */ diff --git a/tools/bpf/bpftool/main.c b/tools/bpf/bpftool/main.c new file mode 100644 index 000000000000..d6e4762170a4 --- /dev/null +++ b/tools/bpf/bpftool/main.c @@ -0,0 +1,331 @@ +/* + * Copyright (C) 2017 Netronome Systems, Inc. + * + * This software is dual licensed under the GNU General License Version 2, + * June 1991 as shown in the file COPYING in the top-level directory of this + * source tree or the BSD 2-Clause License provided below. You have the + * option to license this software under the complete terms of either license. + * + * The BSD 2-Clause License: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * 1. Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * 2. Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +/* Author: Jakub Kicinski <kubakici@wp.pl> */ + +#include <bfd.h> +#include <ctype.h> +#include <errno.h> +#include <getopt.h> +#include <linux/bpf.h> +#include <linux/version.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include <bpf.h> + +#include "main.h" + +const char *bin_name; +static int last_argc; +static char **last_argv; +static int (*last_do_help)(int argc, char **argv); +json_writer_t *json_wtr; +bool pretty_output; +bool json_output; +bool show_pinned; +struct pinned_obj_table prog_table; +struct pinned_obj_table map_table; + +void usage(void) +{ + last_do_help(last_argc - 1, last_argv + 1); + + exit(-1); +} + +static int do_help(int argc, char **argv) +{ + if (json_output) { + jsonw_null(json_wtr); + return 0; + } + + fprintf(stderr, + "Usage: %s [OPTIONS] OBJECT { COMMAND | help }\n" + " %s batch file FILE\n" + " %s version\n" + "\n" + " OBJECT := { prog | map }\n" + " " HELP_SPEC_OPTIONS "\n" + "", + bin_name, bin_name, bin_name); + + return 0; +} + +static int do_version(int argc, char **argv) +{ + unsigned int version[3]; + + version[0] = LINUX_VERSION_CODE >> 16; + version[1] = LINUX_VERSION_CODE >> 8 & 0xf; + version[2] = LINUX_VERSION_CODE & 0xf; + + if (json_output) { + jsonw_start_object(json_wtr); + jsonw_name(json_wtr, "version"); + jsonw_printf(json_wtr, "\"%u.%u.%u\"", + version[0], version[1], version[2]); + jsonw_end_object(json_wtr); + } else { + printf("%s v%u.%u.%u\n", bin_name, + version[0], version[1], version[2]); + } + return 0; +} + +int cmd_select(const struct cmd *cmds, int argc, char **argv, + int (*help)(int argc, char **argv)) +{ + unsigned int i; + + last_argc = argc; + last_argv = argv; + last_do_help = help; + + if (argc < 1 && cmds[0].func) + return cmds[0].func(argc, argv); + + for (i = 0; cmds[i].func; i++) + if (is_prefix(*argv, cmds[i].cmd)) + return cmds[i].func(argc - 1, argv + 1); + + help(argc - 1, argv + 1); + + return -1; +} + +bool is_prefix(const char *pfx, const char *str) +{ + if (!pfx) + return false; + if (strlen(str) < strlen(pfx)) + return false; + + return !memcmp(str, pfx, strlen(pfx)); +} + +void fprint_hex(FILE *f, void *arg, unsigned int n, const char *sep) +{ + unsigned char *data = arg; + unsigned int i; + + for (i = 0; i < n; i++) { + const char *pfx = ""; + + if (!i) + /* nothing */; + else if (!(i % 16)) + fprintf(f, "\n"); + else if (!(i % 8)) + fprintf(f, " "); + else + pfx = sep; + + fprintf(f, "%s%02hhx", i ? pfx : "", data[i]); + } +} + +static int do_batch(int argc, char **argv); + +static const struct cmd cmds[] = { + { "help", do_help }, + { "batch", do_batch }, + { "prog", do_prog }, + { "map", do_map }, + { "version", do_version }, + { 0 } +}; + +static int do_batch(int argc, char **argv) +{ + unsigned int lines = 0; + char *n_argv[4096]; + char buf[65536]; + int n_argc; + FILE *fp; + int err; + int i; + + if (argc < 2) { + p_err("too few parameters for batch"); + return -1; + } else if (!is_prefix(*argv, "file")) { + p_err("expected 'file', got: %s", *argv); + return -1; + } else if (argc > 2) { + p_err("too many parameters for batch"); + return -1; + } + NEXT_ARG(); + + fp = fopen(*argv, "r"); + if (!fp) { + p_err("Can't open file (%s): %s", *argv, strerror(errno)); + return -1; + } + + if (json_output) + jsonw_start_array(json_wtr); + while (fgets(buf, sizeof(buf), fp)) { + if (strlen(buf) == sizeof(buf) - 1) { + errno = E2BIG; + break; + } + + n_argc = 0; + n_argv[n_argc] = strtok(buf, " \t\n"); + + while (n_argv[n_argc]) { + n_argc++; + if (n_argc == ARRAY_SIZE(n_argv)) { + p_err("line %d has too many arguments, skip", + lines); + n_argc = 0; + break; + } + n_argv[n_argc] = strtok(NULL, " \t\n"); + } + + if (!n_argc) + continue; + + if (json_output) { + jsonw_start_object(json_wtr); + jsonw_name(json_wtr, "command"); + jsonw_start_array(json_wtr); + for (i = 0; i < n_argc; i++) + jsonw_string(json_wtr, n_argv[i]); + jsonw_end_array(json_wtr); + jsonw_name(json_wtr, "output"); + } + + err = cmd_select(cmds, n_argc, n_argv, do_help); + + if (json_output) + jsonw_end_object(json_wtr); + + if (err) + goto err_close; + + lines++; + } + + if (errno && errno != ENOENT) { + perror("reading batch file failed"); + err = -1; + } else { + p_info("processed %d lines", lines); + err = 0; + } +err_close: + fclose(fp); + + if (json_output) + jsonw_end_array(json_wtr); + + return err; +} + +int main(int argc, char **argv) +{ + static const struct option options[] = { + { "json", no_argument, NULL, 'j' }, + { "help", no_argument, NULL, 'h' }, + { "pretty", no_argument, NULL, 'p' }, + { "version", no_argument, NULL, 'V' }, + { "bpffs", no_argument, NULL, 'f' }, + { 0 } + }; + int opt, ret; + + last_do_help = do_help; + pretty_output = false; + json_output = false; + show_pinned = false; + bin_name = argv[0]; + + hash_init(prog_table.table); + hash_init(map_table.table); + + while ((opt = getopt_long(argc, argv, "Vhpjf", + options, NULL)) >= 0) { + switch (opt) { + case 'V': + return do_version(argc, argv); + case 'h': + return do_help(argc, argv); + case 'p': + pretty_output = true; + /* fall through */ + case 'j': + json_output = true; + break; + case 'f': + show_pinned = true; + break; + default: + usage(); + } + } + + argc -= optind; + argv += optind; + if (argc < 0) + usage(); + + if (json_output) { + json_wtr = jsonw_new(stdout); + if (!json_wtr) { + p_err("failed to create JSON writer"); + return -1; + } + jsonw_pretty(json_wtr, pretty_output); + } + + bfd_init(); + + ret = cmd_select(cmds, argc, argv, do_help); + + if (json_output) + jsonw_destroy(&json_wtr); + + if (show_pinned) { + delete_pinned_obj_table(&prog_table); + delete_pinned_obj_table(&map_table); + } + + return ret; +} diff --git a/tools/bpf/bpftool/main.h b/tools/bpf/bpftool/main.h new file mode 100644 index 000000000000..9c191e222d6f --- /dev/null +++ b/tools/bpf/bpftool/main.h @@ -0,0 +1,122 @@ +/* + * Copyright (C) 2017 Netronome Systems, Inc. + * + * This software is dual licensed under the GNU General License Version 2, + * June 1991 as shown in the file COPYING in the top-level directory of this + * source tree or the BSD 2-Clause License provided below. You have the + * option to license this software under the complete terms of either license. + * + * The BSD 2-Clause License: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * 1. Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * 2. Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +/* Author: Jakub Kicinski <kubakici@wp.pl> */ + +#ifndef __BPF_TOOL_H +#define __BPF_TOOL_H + +/* BFD and kernel.h both define GCC_VERSION, differently */ +#undef GCC_VERSION +#include <stdbool.h> +#include <stdio.h> +#include <linux/bpf.h> +#include <linux/kernel.h> +#include <linux/hashtable.h> + +#include "json_writer.h" + +#define ptr_to_u64(ptr) ((__u64)(unsigned long)(ptr)) + +#define NEXT_ARG() ({ argc--; argv++; if (argc < 0) usage(); }) +#define NEXT_ARGP() ({ (*argc)--; (*argv)++; if (*argc < 0) usage(); }) +#define BAD_ARG() ({ p_err("what is '%s'?\n", *argv); -1; }) + +#define ERR_MAX_LEN 1024 + +#define BPF_TAG_FMT "%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx" + +#define HELP_SPEC_PROGRAM \ + "PROG := { id PROG_ID | pinned FILE | tag PROG_TAG }" +#define HELP_SPEC_OPTIONS \ + "OPTIONS := { {-j|--json} [{-p|--pretty}] | {-f|--bpffs} }" + +enum bpf_obj_type { + BPF_OBJ_UNKNOWN, + BPF_OBJ_PROG, + BPF_OBJ_MAP, +}; + +extern const char *bin_name; + +extern json_writer_t *json_wtr; +extern bool json_output; +extern bool show_pinned; +extern struct pinned_obj_table prog_table; +extern struct pinned_obj_table map_table; + +void p_err(const char *fmt, ...); +void p_info(const char *fmt, ...); + +bool is_prefix(const char *pfx, const char *str); +void fprint_hex(FILE *f, void *arg, unsigned int n, const char *sep); +void usage(void) __attribute__((noreturn)); + +struct pinned_obj_table { + DECLARE_HASHTABLE(table, 16); +}; + +struct pinned_obj { + __u32 id; + char *path; + struct hlist_node hash; +}; + +int build_pinned_obj_table(struct pinned_obj_table *table, + enum bpf_obj_type type); +void delete_pinned_obj_table(struct pinned_obj_table *tab); + +struct cmd { + const char *cmd; + int (*func)(int argc, char **argv); +}; + +int cmd_select(const struct cmd *cmds, int argc, char **argv, + int (*help)(int argc, char **argv)); + +int get_fd_type(int fd); +const char *get_fd_type_name(enum bpf_obj_type type); +char *get_fdinfo(int fd, const char *key); +int open_obj_pinned(char *path); +int open_obj_pinned_any(char *path, enum bpf_obj_type exp_type); +int do_pin_any(int argc, char **argv, int (*get_fd_by_id)(__u32)); + +int do_prog(int argc, char **arg); +int do_map(int argc, char **arg); + +int prog_parse_fd(int *argc, char ***argv); + +void disasm_print_insn(unsigned char *image, ssize_t len, int opcodes); +void print_hex_data_json(uint8_t *data, size_t len); + +#endif diff --git a/tools/bpf/bpftool/map.c b/tools/bpf/bpftool/map.c new file mode 100644 index 000000000000..e2450c8e88e6 --- /dev/null +++ b/tools/bpf/bpftool/map.c @@ -0,0 +1,899 @@ +/* + * Copyright (C) 2017 Netronome Systems, Inc. + * + * This software is dual licensed under the GNU General License Version 2, + * June 1991 as shown in the file COPYING in the top-level directory of this + * source tree or the BSD 2-Clause License provided below. You have the + * option to license this software under the complete terms of either license. + * + * The BSD 2-Clause License: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * 1. Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * 2. Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +/* Author: Jakub Kicinski <kubakici@wp.pl> */ + +#include <assert.h> +#include <ctype.h> +#include <errno.h> +#include <fcntl.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <sys/types.h> +#include <sys/stat.h> + +#include <bpf.h> + +#include "main.h" + +static const char * const map_type_name[] = { + [BPF_MAP_TYPE_UNSPEC] = "unspec", + [BPF_MAP_TYPE_HASH] = "hash", + [BPF_MAP_TYPE_ARRAY] = "array", + [BPF_MAP_TYPE_PROG_ARRAY] = "prog_array", + [BPF_MAP_TYPE_PERF_EVENT_ARRAY] = "perf_event_array", + [BPF_MAP_TYPE_PERCPU_HASH] = "percpu_hash", + [BPF_MAP_TYPE_PERCPU_ARRAY] = "percpu_array", + [BPF_MAP_TYPE_STACK_TRACE] = "stack_trace", + [BPF_MAP_TYPE_CGROUP_ARRAY] = "cgroup_array", + [BPF_MAP_TYPE_LRU_HASH] = "lru_hash", + [BPF_MAP_TYPE_LRU_PERCPU_HASH] = "lru_percpu_hash", + [BPF_MAP_TYPE_LPM_TRIE] = "lpm_trie", + [BPF_MAP_TYPE_ARRAY_OF_MAPS] = "array_of_maps", + [BPF_MAP_TYPE_HASH_OF_MAPS] = "hash_of_maps", + [BPF_MAP_TYPE_DEVMAP] = "devmap", + [BPF_MAP_TYPE_SOCKMAP] = "sockmap", +}; + +static unsigned int get_possible_cpus(void) +{ + static unsigned int result; + char buf[128]; + long int n; + char *ptr; + int fd; + + if (result) + return result; + + fd = open("/sys/devices/system/cpu/possible", O_RDONLY); + if (fd < 0) { + p_err("can't open sysfs possible cpus"); + exit(-1); + } + + n = read(fd, buf, sizeof(buf)); + if (n < 2) { + p_err("can't read sysfs possible cpus"); + exit(-1); + } + close(fd); + + if (n == sizeof(buf)) { + p_err("read sysfs possible cpus overflow"); + exit(-1); + } + + ptr = buf; + n = 0; + while (*ptr && *ptr != '\n') { + unsigned int a, b; + + if (sscanf(ptr, "%u-%u", &a, &b) == 2) { + n += b - a + 1; + + ptr = strchr(ptr, '-') + 1; + } else if (sscanf(ptr, "%u", &a) == 1) { + n++; + } else { + assert(0); + } + + while (isdigit(*ptr)) + ptr++; + if (*ptr == ',') + ptr++; + } + + result = n; + + return result; +} + +static bool map_is_per_cpu(__u32 type) +{ + return type == BPF_MAP_TYPE_PERCPU_HASH || + type == BPF_MAP_TYPE_PERCPU_ARRAY || + type == BPF_MAP_TYPE_LRU_PERCPU_HASH; +} + +static bool map_is_map_of_maps(__u32 type) +{ + return type == BPF_MAP_TYPE_ARRAY_OF_MAPS || + type == BPF_MAP_TYPE_HASH_OF_MAPS; +} + +static bool map_is_map_of_progs(__u32 type) +{ + return type == BPF_MAP_TYPE_PROG_ARRAY; +} + +static void *alloc_value(struct bpf_map_info *info) +{ + if (map_is_per_cpu(info->type)) + return malloc(info->value_size * get_possible_cpus()); + else + return malloc(info->value_size); +} + +static int map_parse_fd(int *argc, char ***argv) +{ + int fd; + + if (is_prefix(**argv, "id")) { + unsigned int id; + char *endptr; + + NEXT_ARGP(); + + id = strtoul(**argv, &endptr, 0); + if (*endptr) { + p_err("can't parse %s as ID", **argv); + return -1; + } + NEXT_ARGP(); + + fd = bpf_map_get_fd_by_id(id); + if (fd < 0) + p_err("get map by id (%u): %s", id, strerror(errno)); + return fd; + } else if (is_prefix(**argv, "pinned")) { + char *path; + + NEXT_ARGP(); + + path = **argv; + NEXT_ARGP(); + + return open_obj_pinned_any(path, BPF_OBJ_MAP); + } + + p_err("expected 'id' or 'pinned', got: '%s'?", **argv); + return -1; +} + +static int +map_parse_fd_and_info(int *argc, char ***argv, void *info, __u32 *info_len) +{ + int err; + int fd; + + fd = map_parse_fd(argc, argv); + if (fd < 0) + return -1; + + err = bpf_obj_get_info_by_fd(fd, info, info_len); + if (err) { + p_err("can't get map info: %s", strerror(errno)); + close(fd); + return err; + } + + return fd; +} + +static void print_entry_json(struct bpf_map_info *info, unsigned char *key, + unsigned char *value) +{ + jsonw_start_object(json_wtr); + + if (!map_is_per_cpu(info->type)) { + jsonw_name(json_wtr, "key"); + print_hex_data_json(key, info->key_size); + jsonw_name(json_wtr, "value"); + print_hex_data_json(value, info->value_size); + } else { + unsigned int i, n; + + n = get_possible_cpus(); + + jsonw_name(json_wtr, "key"); + print_hex_data_json(key, info->key_size); + + jsonw_name(json_wtr, "values"); + jsonw_start_array(json_wtr); + for (i = 0; i < n; i++) { + jsonw_start_object(json_wtr); + + jsonw_int_field(json_wtr, "cpu", i); + + jsonw_name(json_wtr, "value"); + print_hex_data_json(value + i * info->value_size, + info->value_size); + + jsonw_end_object(json_wtr); + } + jsonw_end_array(json_wtr); + } + + jsonw_end_object(json_wtr); +} + +static void print_entry_plain(struct bpf_map_info *info, unsigned char *key, + unsigned char *value) +{ + if (!map_is_per_cpu(info->type)) { + bool single_line, break_names; + + break_names = info->key_size > 16 || info->value_size > 16; + single_line = info->key_size + info->value_size <= 24 && + !break_names; + + printf("key:%c", break_names ? '\n' : ' '); + fprint_hex(stdout, key, info->key_size, " "); + + printf(single_line ? " " : "\n"); + + printf("value:%c", break_names ? '\n' : ' '); + fprint_hex(stdout, value, info->value_size, " "); + + printf("\n"); + } else { + unsigned int i, n; + + n = get_possible_cpus(); + + printf("key:\n"); + fprint_hex(stdout, key, info->key_size, " "); + printf("\n"); + for (i = 0; i < n; i++) { + printf("value (CPU %02d):%c", + i, info->value_size > 16 ? '\n' : ' '); + fprint_hex(stdout, value + i * info->value_size, + info->value_size, " "); + printf("\n"); + } + } +} + +static char **parse_bytes(char **argv, const char *name, unsigned char *val, + unsigned int n) +{ + unsigned int i = 0; + char *endptr; + + while (i < n && argv[i]) { + val[i] = strtoul(argv[i], &endptr, 0); + if (*endptr) { + p_err("error parsing byte: %s", argv[i]); + return NULL; + } + i++; + } + + if (i != n) { + p_err("%s expected %d bytes got %d", name, n, i); + return NULL; + } + + return argv + i; +} + +static int parse_elem(char **argv, struct bpf_map_info *info, + void *key, void *value, __u32 key_size, __u32 value_size, + __u32 *flags, __u32 **value_fd) +{ + if (!*argv) { + if (!key && !value) + return 0; + p_err("did not find %s", key ? "key" : "value"); + return -1; + } + + if (is_prefix(*argv, "key")) { + if (!key) { + if (key_size) + p_err("duplicate key"); + else + p_err("unnecessary key"); + return -1; + } + + argv = parse_bytes(argv + 1, "key", key, key_size); + if (!argv) + return -1; + + return parse_elem(argv, info, NULL, value, key_size, value_size, + flags, value_fd); + } else if (is_prefix(*argv, "value")) { + int fd; + + if (!value) { + if (value_size) + p_err("duplicate value"); + else + p_err("unnecessary value"); + return -1; + } + + argv++; + + if (map_is_map_of_maps(info->type)) { + int argc = 2; + + if (value_size != 4) { + p_err("value smaller than 4B for map in map?"); + return -1; + } + if (!argv[0] || !argv[1]) { + p_err("not enough value arguments for map in map"); + return -1; + } + + fd = map_parse_fd(&argc, &argv); + if (fd < 0) + return -1; + + *value_fd = value; + **value_fd = fd; + } else if (map_is_map_of_progs(info->type)) { + int argc = 2; + + if (value_size != 4) { + p_err("value smaller than 4B for map of progs?"); + return -1; + } + if (!argv[0] || !argv[1]) { + p_err("not enough value arguments for map of progs"); + return -1; + } + + fd = prog_parse_fd(&argc, &argv); + if (fd < 0) + return -1; + + *value_fd = value; + **value_fd = fd; + } else { + argv = parse_bytes(argv, "value", value, value_size); + if (!argv) + return -1; + } + + return parse_elem(argv, info, key, NULL, key_size, value_size, + flags, NULL); + } else if (is_prefix(*argv, "any") || is_prefix(*argv, "noexist") || + is_prefix(*argv, "exist")) { + if (!flags) { + p_err("flags specified multiple times: %s", *argv); + return -1; + } + + if (is_prefix(*argv, "any")) + *flags = BPF_ANY; + else if (is_prefix(*argv, "noexist")) + *flags = BPF_NOEXIST; + else if (is_prefix(*argv, "exist")) + *flags = BPF_EXIST; + + return parse_elem(argv + 1, info, key, value, key_size, + value_size, NULL, value_fd); + } + + p_err("expected key or value, got: %s", *argv); + return -1; +} + +static int show_map_close_json(int fd, struct bpf_map_info *info) +{ + char *memlock; + + memlock = get_fdinfo(fd, "memlock"); + close(fd); + + jsonw_start_object(json_wtr); + + jsonw_uint_field(json_wtr, "id", info->id); + if (info->type < ARRAY_SIZE(map_type_name)) + jsonw_string_field(json_wtr, "type", + map_type_name[info->type]); + else + jsonw_uint_field(json_wtr, "type", info->type); + + if (*info->name) + jsonw_string_field(json_wtr, "name", info->name); + + jsonw_name(json_wtr, "flags"); + jsonw_printf(json_wtr, "%#x", info->map_flags); + jsonw_uint_field(json_wtr, "bytes_key", info->key_size); + jsonw_uint_field(json_wtr, "bytes_value", info->value_size); + jsonw_uint_field(json_wtr, "max_entries", info->max_entries); + + if (memlock) + jsonw_int_field(json_wtr, "bytes_memlock", atoi(memlock)); + free(memlock); + + if (!hash_empty(map_table.table)) { + struct pinned_obj *obj; + + jsonw_name(json_wtr, "pinned"); + jsonw_start_array(json_wtr); + hash_for_each_possible(map_table.table, obj, hash, info->id) { + if (obj->id == info->id) + jsonw_string(json_wtr, obj->path); + } + jsonw_end_array(json_wtr); + } + + jsonw_end_object(json_wtr); + + return 0; +} + +static int show_map_close_plain(int fd, struct bpf_map_info *info) +{ + char *memlock; + + memlock = get_fdinfo(fd, "memlock"); + close(fd); + + printf("%u: ", info->id); + if (info->type < ARRAY_SIZE(map_type_name)) + printf("%s ", map_type_name[info->type]); + else + printf("type %u ", info->type); + + if (*info->name) + printf("name %s ", info->name); + + printf("flags 0x%x\n", info->map_flags); + printf("\tkey %uB value %uB max_entries %u", + info->key_size, info->value_size, info->max_entries); + + if (memlock) + printf(" memlock %sB", memlock); + free(memlock); + + printf("\n"); + if (!hash_empty(map_table.table)) { + struct pinned_obj *obj; + + hash_for_each_possible(map_table.table, obj, hash, info->id) { + if (obj->id == info->id) + printf("\tpinned %s\n", obj->path); + } + } + return 0; +} + +static int do_show(int argc, char **argv) +{ + struct bpf_map_info info = {}; + __u32 len = sizeof(info); + __u32 id = 0; + int err; + int fd; + + if (show_pinned) + build_pinned_obj_table(&map_table, BPF_OBJ_MAP); + + if (argc == 2) { + fd = map_parse_fd_and_info(&argc, &argv, &info, &len); + if (fd < 0) + return -1; + + if (json_output) + return show_map_close_json(fd, &info); + else + return show_map_close_plain(fd, &info); + } + + if (argc) + return BAD_ARG(); + + if (json_output) + jsonw_start_array(json_wtr); + while (true) { + err = bpf_map_get_next_id(id, &id); + if (err) { + if (errno == ENOENT) + break; + p_err("can't get next map: %s%s", strerror(errno), + errno == EINVAL ? " -- kernel too old?" : ""); + return -1; + } + + fd = bpf_map_get_fd_by_id(id); + if (fd < 0) { + p_err("can't get map by id (%u): %s", + id, strerror(errno)); + return -1; + } + + err = bpf_obj_get_info_by_fd(fd, &info, &len); + if (err) { + p_err("can't get map info: %s", strerror(errno)); + close(fd); + return -1; + } + + if (json_output) + show_map_close_json(fd, &info); + else + show_map_close_plain(fd, &info); + } + if (json_output) + jsonw_end_array(json_wtr); + + return errno == ENOENT ? 0 : -1; +} + +static int do_dump(int argc, char **argv) +{ + void *key, *value, *prev_key; + unsigned int num_elems = 0; + struct bpf_map_info info = {}; + __u32 len = sizeof(info); + int err; + int fd; + + if (argc != 2) + usage(); + + fd = map_parse_fd_and_info(&argc, &argv, &info, &len); + if (fd < 0) + return -1; + + if (map_is_map_of_maps(info.type) || map_is_map_of_progs(info.type)) { + p_err("Dumping maps of maps and program maps not supported"); + close(fd); + return -1; + } + + key = malloc(info.key_size); + value = alloc_value(&info); + if (!key || !value) { + p_err("mem alloc failed"); + err = -1; + goto exit_free; + } + + prev_key = NULL; + if (json_output) + jsonw_start_array(json_wtr); + while (true) { + err = bpf_map_get_next_key(fd, prev_key, key); + if (err) { + if (errno == ENOENT) + err = 0; + break; + } + + if (!bpf_map_lookup_elem(fd, key, value)) { + if (json_output) + print_entry_json(&info, key, value); + else + print_entry_plain(&info, key, value); + } else { + if (json_output) { + jsonw_name(json_wtr, "key"); + print_hex_data_json(key, info.key_size); + jsonw_name(json_wtr, "value"); + jsonw_start_object(json_wtr); + jsonw_string_field(json_wtr, "error", + "can't lookup element"); + jsonw_end_object(json_wtr); + } else { + p_info("can't lookup element with key: "); + fprint_hex(stderr, key, info.key_size, " "); + fprintf(stderr, "\n"); + } + } + + prev_key = key; + num_elems++; + } + + if (json_output) + jsonw_end_array(json_wtr); + else + printf("Found %u element%s\n", num_elems, + num_elems != 1 ? "s" : ""); + +exit_free: + free(key); + free(value); + close(fd); + + return err; +} + +static int do_update(int argc, char **argv) +{ + struct bpf_map_info info = {}; + __u32 len = sizeof(info); + __u32 *value_fd = NULL; + __u32 flags = BPF_ANY; + void *key, *value; + int fd, err; + + if (argc < 2) + usage(); + + fd = map_parse_fd_and_info(&argc, &argv, &info, &len); + if (fd < 0) + return -1; + + key = malloc(info.key_size); + value = alloc_value(&info); + if (!key || !value) { + p_err("mem alloc failed"); + err = -1; + goto exit_free; + } + + err = parse_elem(argv, &info, key, value, info.key_size, + info.value_size, &flags, &value_fd); + if (err) + goto exit_free; + + err = bpf_map_update_elem(fd, key, value, flags); + if (err) { + p_err("update failed: %s", strerror(errno)); + goto exit_free; + } + +exit_free: + if (value_fd) + close(*value_fd); + free(key); + free(value); + close(fd); + + if (!err && json_output) + jsonw_null(json_wtr); + return err; +} + +static int do_lookup(int argc, char **argv) +{ + struct bpf_map_info info = {}; + __u32 len = sizeof(info); + void *key, *value; + int err; + int fd; + + if (argc < 2) + usage(); + + fd = map_parse_fd_and_info(&argc, &argv, &info, &len); + if (fd < 0) + return -1; + + key = malloc(info.key_size); + value = alloc_value(&info); + if (!key || !value) { + p_err("mem alloc failed"); + err = -1; + goto exit_free; + } + + err = parse_elem(argv, &info, key, NULL, info.key_size, 0, NULL, NULL); + if (err) + goto exit_free; + + err = bpf_map_lookup_elem(fd, key, value); + if (!err) { + if (json_output) + print_entry_json(&info, key, value); + else + print_entry_plain(&info, key, value); + } else if (errno == ENOENT) { + if (json_output) { + jsonw_null(json_wtr); + } else { + printf("key:\n"); + fprint_hex(stdout, key, info.key_size, " "); + printf("\n\nNot found\n"); + } + } else { + p_err("lookup failed: %s", strerror(errno)); + } + +exit_free: + free(key); + free(value); + close(fd); + + return err; +} + +static int do_getnext(int argc, char **argv) +{ + struct bpf_map_info info = {}; + __u32 len = sizeof(info); + void *key, *nextkey; + int err; + int fd; + + if (argc < 2) + usage(); + + fd = map_parse_fd_and_info(&argc, &argv, &info, &len); + if (fd < 0) + return -1; + + key = malloc(info.key_size); + nextkey = malloc(info.key_size); + if (!key || !nextkey) { + p_err("mem alloc failed"); + err = -1; + goto exit_free; + } + + if (argc) { + err = parse_elem(argv, &info, key, NULL, info.key_size, 0, + NULL, NULL); + if (err) + goto exit_free; + } else { + free(key); + key = NULL; + } + + err = bpf_map_get_next_key(fd, key, nextkey); + if (err) { + p_err("can't get next key: %s", strerror(errno)); + goto exit_free; + } + + if (json_output) { + jsonw_start_object(json_wtr); + if (key) { + jsonw_name(json_wtr, "key"); + print_hex_data_json(key, info.key_size); + } else { + jsonw_null_field(json_wtr, "key"); + } + jsonw_name(json_wtr, "next_key"); + print_hex_data_json(nextkey, info.key_size); + jsonw_end_object(json_wtr); + } else { + if (key) { + printf("key:\n"); + fprint_hex(stdout, key, info.key_size, " "); + printf("\n"); + } else { + printf("key: None\n"); + } + printf("next key:\n"); + fprint_hex(stdout, nextkey, info.key_size, " "); + printf("\n"); + } + +exit_free: + free(nextkey); + free(key); + close(fd); + + return err; +} + +static int do_delete(int argc, char **argv) +{ + struct bpf_map_info info = {}; + __u32 len = sizeof(info); + void *key; + int err; + int fd; + + if (argc < 2) + usage(); + + fd = map_parse_fd_and_info(&argc, &argv, &info, &len); + if (fd < 0) + return -1; + + key = malloc(info.key_size); + if (!key) { + p_err("mem alloc failed"); + err = -1; + goto exit_free; + } + + err = parse_elem(argv, &info, key, NULL, info.key_size, 0, NULL, NULL); + if (err) + goto exit_free; + + err = bpf_map_delete_elem(fd, key); + if (err) + p_err("delete failed: %s", strerror(errno)); + +exit_free: + free(key); + close(fd); + + if (!err && json_output) + jsonw_null(json_wtr); + return err; +} + +static int do_pin(int argc, char **argv) +{ + int err; + + err = do_pin_any(argc, argv, bpf_map_get_fd_by_id); + if (!err && json_output) + jsonw_null(json_wtr); + return err; +} + +static int do_help(int argc, char **argv) +{ + if (json_output) { + jsonw_null(json_wtr); + return 0; + } + + fprintf(stderr, + "Usage: %s %s show [MAP]\n" + " %s %s dump MAP\n" + " %s %s update MAP key BYTES value VALUE [UPDATE_FLAGS]\n" + " %s %s lookup MAP key BYTES\n" + " %s %s getnext MAP [key BYTES]\n" + " %s %s delete MAP key BYTES\n" + " %s %s pin MAP FILE\n" + " %s %s help\n" + "\n" + " MAP := { id MAP_ID | pinned FILE }\n" + " " HELP_SPEC_PROGRAM "\n" + " VALUE := { BYTES | MAP | PROG }\n" + " UPDATE_FLAGS := { any | exist | noexist }\n" + " " HELP_SPEC_OPTIONS "\n" + "", + bin_name, argv[-2], bin_name, argv[-2], bin_name, argv[-2], + bin_name, argv[-2], bin_name, argv[-2], bin_name, argv[-2], + bin_name, argv[-2], bin_name, argv[-2]); + + return 0; +} + +static const struct cmd cmds[] = { + { "show", do_show }, + { "help", do_help }, + { "dump", do_dump }, + { "update", do_update }, + { "lookup", do_lookup }, + { "getnext", do_getnext }, + { "delete", do_delete }, + { "pin", do_pin }, + { 0 } +}; + +int do_map(int argc, char **argv) +{ + return cmd_select(cmds, argc, argv, do_help); +} diff --git a/tools/bpf/bpftool/prog.c b/tools/bpf/bpftool/prog.c new file mode 100644 index 000000000000..f45c44ef9bec --- /dev/null +++ b/tools/bpf/bpftool/prog.c @@ -0,0 +1,703 @@ +/* + * Copyright (C) 2017 Netronome Systems, Inc. + * + * This software is dual licensed under the GNU General License Version 2, + * June 1991 as shown in the file COPYING in the top-level directory of this + * source tree or the BSD 2-Clause License provided below. You have the + * option to license this software under the complete terms of either license. + * + * The BSD 2-Clause License: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * 1. Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * 2. Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +/* Author: Jakub Kicinski <kubakici@wp.pl> */ + +#include <errno.h> +#include <fcntl.h> +#include <stdarg.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <time.h> +#include <unistd.h> +#include <net/if.h> +#include <sys/types.h> +#include <sys/stat.h> + +#include <bpf.h> + +#include "main.h" +#include "disasm.h" + +static const char * const prog_type_name[] = { + [BPF_PROG_TYPE_UNSPEC] = "unspec", + [BPF_PROG_TYPE_SOCKET_FILTER] = "socket_filter", + [BPF_PROG_TYPE_KPROBE] = "kprobe", + [BPF_PROG_TYPE_SCHED_CLS] = "sched_cls", + [BPF_PROG_TYPE_SCHED_ACT] = "sched_act", + [BPF_PROG_TYPE_TRACEPOINT] = "tracepoint", + [BPF_PROG_TYPE_XDP] = "xdp", + [BPF_PROG_TYPE_PERF_EVENT] = "perf_event", + [BPF_PROG_TYPE_CGROUP_SKB] = "cgroup_skb", + [BPF_PROG_TYPE_CGROUP_SOCK] = "cgroup_sock", + [BPF_PROG_TYPE_LWT_IN] = "lwt_in", + [BPF_PROG_TYPE_LWT_OUT] = "lwt_out", + [BPF_PROG_TYPE_LWT_XMIT] = "lwt_xmit", + [BPF_PROG_TYPE_SOCK_OPS] = "sock_ops", + [BPF_PROG_TYPE_SK_SKB] = "sk_skb", +}; + +static void print_boot_time(__u64 nsecs, char *buf, unsigned int size) +{ + struct timespec real_time_ts, boot_time_ts; + time_t wallclock_secs; + struct tm load_tm; + + buf[--size] = '\0'; + + if (clock_gettime(CLOCK_REALTIME, &real_time_ts) || + clock_gettime(CLOCK_BOOTTIME, &boot_time_ts)) { + perror("Can't read clocks"); + snprintf(buf, size, "%llu", nsecs / 1000000000); + return; + } + + wallclock_secs = (real_time_ts.tv_sec - boot_time_ts.tv_sec) + + nsecs / 1000000000; + + if (!localtime_r(&wallclock_secs, &load_tm)) { + snprintf(buf, size, "%llu", nsecs / 1000000000); + return; + } + + strftime(buf, size, "%b %d/%H:%M", &load_tm); +} + +static int prog_fd_by_tag(unsigned char *tag) +{ + struct bpf_prog_info info = {}; + __u32 len = sizeof(info); + unsigned int id = 0; + int err; + int fd; + + while (true) { + err = bpf_prog_get_next_id(id, &id); + if (err) { + p_err("%s", strerror(errno)); + return -1; + } + + fd = bpf_prog_get_fd_by_id(id); + if (fd < 0) { + p_err("can't get prog by id (%u): %s", + id, strerror(errno)); + return -1; + } + + err = bpf_obj_get_info_by_fd(fd, &info, &len); + if (err) { + p_err("can't get prog info (%u): %s", + id, strerror(errno)); + close(fd); + return -1; + } + + if (!memcmp(tag, info.tag, BPF_TAG_SIZE)) + return fd; + + close(fd); + } +} + +int prog_parse_fd(int *argc, char ***argv) +{ + int fd; + + if (is_prefix(**argv, "id")) { + unsigned int id; + char *endptr; + + NEXT_ARGP(); + + id = strtoul(**argv, &endptr, 0); + if (*endptr) { + p_err("can't parse %s as ID", **argv); + return -1; + } + NEXT_ARGP(); + + fd = bpf_prog_get_fd_by_id(id); + if (fd < 0) + p_err("get by id (%u): %s", id, strerror(errno)); + return fd; + } else if (is_prefix(**argv, "tag")) { + unsigned char tag[BPF_TAG_SIZE]; + + NEXT_ARGP(); + + if (sscanf(**argv, BPF_TAG_FMT, tag, tag + 1, tag + 2, + tag + 3, tag + 4, tag + 5, tag + 6, tag + 7) + != BPF_TAG_SIZE) { + p_err("can't parse tag"); + return -1; + } + NEXT_ARGP(); + + return prog_fd_by_tag(tag); + } else if (is_prefix(**argv, "pinned")) { + char *path; + + NEXT_ARGP(); + + path = **argv; + NEXT_ARGP(); + + return open_obj_pinned_any(path, BPF_OBJ_PROG); + } + + p_err("expected 'id', 'tag' or 'pinned', got: '%s'?", **argv); + return -1; +} + +static void show_prog_maps(int fd, u32 num_maps) +{ + struct bpf_prog_info info = {}; + __u32 len = sizeof(info); + __u32 map_ids[num_maps]; + unsigned int i; + int err; + + info.nr_map_ids = num_maps; + info.map_ids = ptr_to_u64(map_ids); + + err = bpf_obj_get_info_by_fd(fd, &info, &len); + if (err || !info.nr_map_ids) + return; + + if (json_output) { + jsonw_name(json_wtr, "map_ids"); + jsonw_start_array(json_wtr); + for (i = 0; i < info.nr_map_ids; i++) + jsonw_uint(json_wtr, map_ids[i]); + jsonw_end_array(json_wtr); + } else { + printf(" map_ids "); + for (i = 0; i < info.nr_map_ids; i++) + printf("%u%s", map_ids[i], + i == info.nr_map_ids - 1 ? "" : ","); + } +} + +static void print_prog_json(struct bpf_prog_info *info, int fd) +{ + char *memlock; + + jsonw_start_object(json_wtr); + jsonw_uint_field(json_wtr, "id", info->id); + if (info->type < ARRAY_SIZE(prog_type_name)) + jsonw_string_field(json_wtr, "type", + prog_type_name[info->type]); + else + jsonw_uint_field(json_wtr, "type", info->type); + + if (*info->name) + jsonw_string_field(json_wtr, "name", info->name); + + jsonw_name(json_wtr, "tag"); + jsonw_printf(json_wtr, "\"" BPF_TAG_FMT "\"", + info->tag[0], info->tag[1], info->tag[2], info->tag[3], + info->tag[4], info->tag[5], info->tag[6], info->tag[7]); + + if (info->status & BPF_PROG_STATUS_DEV_BOUND) { + jsonw_name(json_wtr, "dev"); + if (info->ifindex) { + char name[IF_NAMESIZE]; + + if (!if_indextoname(info->ifindex, name)) + jsonw_printf(json_wtr, "\"ifindex:%d\"", + info->ifindex); + else + jsonw_printf(json_wtr, "\"%s\"", name); + } else { + jsonw_printf(json_wtr, "\"unknown\""); + } + } + + if (info->load_time) { + char buf[32]; + + print_boot_time(info->load_time, buf, sizeof(buf)); + + /* Piggy back on load_time, since 0 uid is a valid one */ + jsonw_string_field(json_wtr, "loaded_at", buf); + jsonw_uint_field(json_wtr, "uid", info->created_by_uid); + } + + jsonw_uint_field(json_wtr, "bytes_xlated", info->xlated_prog_len); + + if (info->jited_prog_len) { + jsonw_bool_field(json_wtr, "jited", true); + jsonw_uint_field(json_wtr, "bytes_jited", info->jited_prog_len); + } else { + jsonw_bool_field(json_wtr, "jited", false); + } + + memlock = get_fdinfo(fd, "memlock"); + if (memlock) + jsonw_int_field(json_wtr, "bytes_memlock", atoi(memlock)); + free(memlock); + + if (info->nr_map_ids) + show_prog_maps(fd, info->nr_map_ids); + + if (!hash_empty(prog_table.table)) { + struct pinned_obj *obj; + + jsonw_name(json_wtr, "pinned"); + jsonw_start_array(json_wtr); + hash_for_each_possible(prog_table.table, obj, hash, info->id) { + if (obj->id == info->id) + jsonw_string(json_wtr, obj->path); + } + jsonw_end_array(json_wtr); + } + + jsonw_end_object(json_wtr); +} + +static void print_prog_plain(struct bpf_prog_info *info, int fd) +{ + char *memlock; + + printf("%u: ", info->id); + if (info->type < ARRAY_SIZE(prog_type_name)) + printf("%s ", prog_type_name[info->type]); + else + printf("type %u ", info->type); + + if (*info->name) + printf("name %s ", info->name); + + printf("tag "); + fprint_hex(stdout, info->tag, BPF_TAG_SIZE, ""); + printf(" "); + + if (info->status & BPF_PROG_STATUS_DEV_BOUND) { + printf("dev "); + if (info->ifindex) { + char name[IF_NAMESIZE]; + + if (!if_indextoname(info->ifindex, name)) + printf("ifindex:%d ", info->ifindex); + else + printf("%s ", name); + } else { + printf("unknown "); + } + } + printf("\n"); + + if (info->load_time) { + char buf[32]; + + print_boot_time(info->load_time, buf, sizeof(buf)); + + /* Piggy back on load_time, since 0 uid is a valid one */ + printf("\tloaded_at %s uid %u\n", buf, info->created_by_uid); + } + + printf("\txlated %uB", info->xlated_prog_len); + + if (info->jited_prog_len) + printf(" jited %uB", info->jited_prog_len); + else + printf(" not jited"); + + memlock = get_fdinfo(fd, "memlock"); + if (memlock) + printf(" memlock %sB", memlock); + free(memlock); + + if (info->nr_map_ids) + show_prog_maps(fd, info->nr_map_ids); + + if (!hash_empty(prog_table.table)) { + struct pinned_obj *obj; + + printf("\n"); + hash_for_each_possible(prog_table.table, obj, hash, info->id) { + if (obj->id == info->id) + printf("\tpinned %s\n", obj->path); + } + } + + printf("\n"); +} + +static int show_prog(int fd) +{ + struct bpf_prog_info info = {}; + __u32 len = sizeof(info); + int err; + + err = bpf_obj_get_info_by_fd(fd, &info, &len); + if (err) { + p_err("can't get prog info: %s", strerror(errno)); + return -1; + } + + if (json_output) + print_prog_json(&info, fd); + else + print_prog_plain(&info, fd); + + return 0; +} + +static int do_show(int argc, char **argv) +{ + __u32 id = 0; + int err; + int fd; + + if (show_pinned) + build_pinned_obj_table(&prog_table, BPF_OBJ_PROG); + + if (argc == 2) { + fd = prog_parse_fd(&argc, &argv); + if (fd < 0) + return -1; + + return show_prog(fd); + } + + if (argc) + return BAD_ARG(); + + if (json_output) + jsonw_start_array(json_wtr); + while (true) { + err = bpf_prog_get_next_id(id, &id); + if (err) { + if (errno == ENOENT) { + err = 0; + break; + } + p_err("can't get next program: %s%s", strerror(errno), + errno == EINVAL ? " -- kernel too old?" : ""); + err = -1; + break; + } + + fd = bpf_prog_get_fd_by_id(id); + if (fd < 0) { + p_err("can't get prog by id (%u): %s", + id, strerror(errno)); + err = -1; + break; + } + + err = show_prog(fd); + close(fd); + if (err) + break; + } + + if (json_output) + jsonw_end_array(json_wtr); + + return err; +} + +static void print_insn(struct bpf_verifier_env *env, const char *fmt, ...) +{ + va_list args; + + va_start(args, fmt); + vprintf(fmt, args); + va_end(args); +} + +static void dump_xlated_plain(void *buf, unsigned int len, bool opcodes) +{ + struct bpf_insn *insn = buf; + bool double_insn = false; + unsigned int i; + + for (i = 0; i < len / sizeof(*insn); i++) { + if (double_insn) { + double_insn = false; + continue; + } + + double_insn = insn[i].code == (BPF_LD | BPF_IMM | BPF_DW); + + printf("% 4d: ", i); + print_bpf_insn(print_insn, NULL, insn + i, true); + + if (opcodes) { + printf(" "); + fprint_hex(stdout, insn + i, 8, " "); + if (double_insn && i < len - 1) { + printf(" "); + fprint_hex(stdout, insn + i + 1, 8, " "); + } + printf("\n"); + } + } +} + +static void print_insn_json(struct bpf_verifier_env *env, const char *fmt, ...) +{ + unsigned int l = strlen(fmt); + char chomped_fmt[l]; + va_list args; + + va_start(args, fmt); + if (l > 0) { + strncpy(chomped_fmt, fmt, l - 1); + chomped_fmt[l - 1] = '\0'; + } + jsonw_vprintf_enquote(json_wtr, chomped_fmt, args); + va_end(args); +} + +static void dump_xlated_json(void *buf, unsigned int len, bool opcodes) +{ + struct bpf_insn *insn = buf; + bool double_insn = false; + unsigned int i; + + jsonw_start_array(json_wtr); + for (i = 0; i < len / sizeof(*insn); i++) { + if (double_insn) { + double_insn = false; + continue; + } + double_insn = insn[i].code == (BPF_LD | BPF_IMM | BPF_DW); + + jsonw_start_object(json_wtr); + jsonw_name(json_wtr, "disasm"); + print_bpf_insn(print_insn_json, NULL, insn + i, true); + + if (opcodes) { + jsonw_name(json_wtr, "opcodes"); + jsonw_start_object(json_wtr); + + jsonw_name(json_wtr, "code"); + jsonw_printf(json_wtr, "\"0x%02hhx\"", insn[i].code); + + jsonw_name(json_wtr, "src_reg"); + jsonw_printf(json_wtr, "\"0x%hhx\"", insn[i].src_reg); + + jsonw_name(json_wtr, "dst_reg"); + jsonw_printf(json_wtr, "\"0x%hhx\"", insn[i].dst_reg); + + jsonw_name(json_wtr, "off"); + print_hex_data_json((uint8_t *)(&insn[i].off), 2); + + jsonw_name(json_wtr, "imm"); + if (double_insn && i < len - 1) + print_hex_data_json((uint8_t *)(&insn[i].imm), + 12); + else + print_hex_data_json((uint8_t *)(&insn[i].imm), + 4); + jsonw_end_object(json_wtr); + } + jsonw_end_object(json_wtr); + } + jsonw_end_array(json_wtr); +} + +static int do_dump(int argc, char **argv) +{ + struct bpf_prog_info info = {}; + __u32 len = sizeof(info); + unsigned int buf_size; + char *filepath = NULL; + bool opcodes = false; + unsigned char *buf; + __u32 *member_len; + __u64 *member_ptr; + ssize_t n; + int err; + int fd; + + if (is_prefix(*argv, "jited")) { + member_len = &info.jited_prog_len; + member_ptr = &info.jited_prog_insns; + } else if (is_prefix(*argv, "xlated")) { + member_len = &info.xlated_prog_len; + member_ptr = &info.xlated_prog_insns; + } else { + p_err("expected 'xlated' or 'jited', got: %s", *argv); + return -1; + } + NEXT_ARG(); + + if (argc < 2) + usage(); + + fd = prog_parse_fd(&argc, &argv); + if (fd < 0) + return -1; + + if (is_prefix(*argv, "file")) { + NEXT_ARG(); + if (!argc) { + p_err("expected file path"); + return -1; + } + + filepath = *argv; + NEXT_ARG(); + } else if (is_prefix(*argv, "opcodes")) { + opcodes = true; + NEXT_ARG(); + } + + if (argc) { + usage(); + return -1; + } + + err = bpf_obj_get_info_by_fd(fd, &info, &len); + if (err) { + p_err("can't get prog info: %s", strerror(errno)); + return -1; + } + + if (!*member_len) { + p_info("no instructions returned"); + close(fd); + return 0; + } + + buf_size = *member_len; + + buf = malloc(buf_size); + if (!buf) { + p_err("mem alloc failed"); + close(fd); + return -1; + } + + memset(&info, 0, sizeof(info)); + + *member_ptr = ptr_to_u64(buf); + *member_len = buf_size; + + err = bpf_obj_get_info_by_fd(fd, &info, &len); + close(fd); + if (err) { + p_err("can't get prog info: %s", strerror(errno)); + goto err_free; + } + + if (*member_len > buf_size) { + p_err("too many instructions returned"); + goto err_free; + } + + if (filepath) { + fd = open(filepath, O_WRONLY | O_CREAT | O_TRUNC, 0600); + if (fd < 0) { + p_err("can't open file %s: %s", filepath, + strerror(errno)); + goto err_free; + } + + n = write(fd, buf, *member_len); + close(fd); + if (n != *member_len) { + p_err("error writing output file: %s", + n < 0 ? strerror(errno) : "short write"); + goto err_free; + } + } else { + if (member_len == &info.jited_prog_len) + disasm_print_insn(buf, *member_len, opcodes); + else + if (json_output) + dump_xlated_json(buf, *member_len, opcodes); + else + dump_xlated_plain(buf, *member_len, opcodes); + } + + free(buf); + + return 0; + +err_free: + free(buf); + return -1; +} + +static int do_pin(int argc, char **argv) +{ + int err; + + err = do_pin_any(argc, argv, bpf_prog_get_fd_by_id); + if (!err && json_output) + jsonw_null(json_wtr); + return err; +} + +static int do_help(int argc, char **argv) +{ + if (json_output) { + jsonw_null(json_wtr); + return 0; + } + + fprintf(stderr, + "Usage: %s %s show [PROG]\n" + " %s %s dump xlated PROG [{ file FILE | opcodes }]\n" + " %s %s dump jited PROG [{ file FILE | opcodes }]\n" + " %s %s pin PROG FILE\n" + " %s %s help\n" + "\n" + " " HELP_SPEC_PROGRAM "\n" + " " HELP_SPEC_OPTIONS "\n" + "", + bin_name, argv[-2], bin_name, argv[-2], bin_name, argv[-2], + bin_name, argv[-2], bin_name, argv[-2]); + + return 0; +} + +static const struct cmd cmds[] = { + { "show", do_show }, + { "help", do_help }, + { "dump", do_dump }, + { "pin", do_pin }, + { 0 } +}; + +int do_prog(int argc, char **argv) +{ + return cmd_select(cmds, argc, argv, do_help); +} diff --git a/tools/build/Makefile b/tools/build/Makefile index 477f00eda591..5eb4b5ad79cb 100644 --- a/tools/build/Makefile +++ b/tools/build/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 ifeq ($(srctree),) srctree := $(patsubst %/,%,$(dir $(CURDIR))) srctree := $(patsubst %/,%,$(dir $(srctree))) diff --git a/tools/build/Makefile.build b/tools/build/Makefile.build index c46b20e4ad87..cd72016c3cfa 100644 --- a/tools/build/Makefile.build +++ b/tools/build/Makefile.build @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 ### # Main build makefile. # diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile index ee2546ddf028..96982640fbf8 100644 --- a/tools/build/feature/Makefile +++ b/tools/build/feature/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 FILES= \ test-all.bin \ test-backtrace.bin \ diff --git a/tools/build/feature/test-all.c b/tools/build/feature/test-all.c index b5cfc6445771..4112702e4aed 100644 --- a/tools/build/feature/test-all.c +++ b/tools/build/feature/test-all.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * test-all.c: Try to build all the main testcases at once. * diff --git a/tools/build/feature/test-backtrace.c b/tools/build/feature/test-backtrace.c index 7124aa1dc8fb..e9ddd27c69c3 100644 --- a/tools/build/feature/test-backtrace.c +++ b/tools/build/feature/test-backtrace.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <execinfo.h> #include <stdio.h> diff --git a/tools/build/feature/test-bionic.c b/tools/build/feature/test-bionic.c index eac24e9513eb..4bcc9776504c 100644 --- a/tools/build/feature/test-bionic.c +++ b/tools/build/feature/test-bionic.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <android/api-level.h> int main(void) diff --git a/tools/build/feature/test-bpf.c b/tools/build/feature/test-bpf.c index da2172ff9662..82070eadfc07 100644 --- a/tools/build/feature/test-bpf.c +++ b/tools/build/feature/test-bpf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <asm/unistd.h> #include <linux/bpf.h> #include <unistd.h> diff --git a/tools/build/feature/test-clang.cpp b/tools/build/feature/test-clang.cpp index e23c1b1f1b91..a2b3f092d2f0 100644 --- a/tools/build/feature/test-clang.cpp +++ b/tools/build/feature/test-clang.cpp @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "clang/Basic/VirtualFileSystem.h" #include "clang/Driver/Driver.h" #include "clang/Frontend/TextDiagnosticPrinter.h" diff --git a/tools/build/feature/test-compile.c b/tools/build/feature/test-compile.c index c54e6551ae4c..9821b8271dee 100644 --- a/tools/build/feature/test-compile.c +++ b/tools/build/feature/test-compile.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> int main(void) { diff --git a/tools/build/feature/test-cplus-demangle.c b/tools/build/feature/test-cplus-demangle.c index 610c686e0009..2ba56474ab71 100644 --- a/tools/build/feature/test-cplus-demangle.c +++ b/tools/build/feature/test-cplus-demangle.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 extern int printf(const char *format, ...); extern char *cplus_demangle(const char *, int); diff --git a/tools/build/feature/test-cxx.cpp b/tools/build/feature/test-cxx.cpp index b1dee9a31d6c..396aaedd2418 100644 --- a/tools/build/feature/test-cxx.cpp +++ b/tools/build/feature/test-cxx.cpp @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <iostream> #include <memory> diff --git a/tools/build/feature/test-dwarf.c b/tools/build/feature/test-dwarf.c index 3fc1801ce4a9..8d474bd7371b 100644 --- a/tools/build/feature/test-dwarf.c +++ b/tools/build/feature/test-dwarf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dwarf.h> #include <elfutils/libdw.h> #include <elfutils/version.h> diff --git a/tools/build/feature/test-dwarf_getlocations.c b/tools/build/feature/test-dwarf_getlocations.c index 70162699dd43..78fb4a1fa68c 100644 --- a/tools/build/feature/test-dwarf_getlocations.c +++ b/tools/build/feature/test-dwarf_getlocations.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdlib.h> #include <elfutils/libdw.h> diff --git a/tools/build/feature/test-get_cpuid.c b/tools/build/feature/test-get_cpuid.c index d7a2c407130d..bb4f065f28a6 100644 --- a/tools/build/feature/test-get_cpuid.c +++ b/tools/build/feature/test-get_cpuid.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <cpuid.h> int main(void) diff --git a/tools/build/feature/test-glibc.c b/tools/build/feature/test-glibc.c index 9367f7586676..9ab8e90e7b88 100644 --- a/tools/build/feature/test-glibc.c +++ b/tools/build/feature/test-glibc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdlib.h> #if !defined(__UCLIBC__) diff --git a/tools/build/feature/test-gtk2-infobar.c b/tools/build/feature/test-gtk2-infobar.c index 397b4646d066..b1b716dd5733 100644 --- a/tools/build/feature/test-gtk2-infobar.c +++ b/tools/build/feature/test-gtk2-infobar.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #pragma GCC diagnostic ignored "-Wstrict-prototypes" #include <gtk/gtk.h> #pragma GCC diagnostic error "-Wstrict-prototypes" diff --git a/tools/build/feature/test-gtk2.c b/tools/build/feature/test-gtk2.c index 6bd80e509439..2aaf4bfc2055 100644 --- a/tools/build/feature/test-gtk2.c +++ b/tools/build/feature/test-gtk2.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #pragma GCC diagnostic ignored "-Wstrict-prototypes" #include <gtk/gtk.h> #pragma GCC diagnostic error "-Wstrict-prototypes" diff --git a/tools/build/feature/test-jvmti.c b/tools/build/feature/test-jvmti.c index 1c665f09b9d6..5cf31192f204 100644 --- a/tools/build/feature/test-jvmti.c +++ b/tools/build/feature/test-jvmti.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <jvmti.h> #include <jvmticmlr.h> diff --git a/tools/build/feature/test-libaudit.c b/tools/build/feature/test-libaudit.c index afc019f08641..f5b0863fa1ec 100644 --- a/tools/build/feature/test-libaudit.c +++ b/tools/build/feature/test-libaudit.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <libaudit.h> extern int printf(const char *format, ...); diff --git a/tools/build/feature/test-libbabeltrace.c b/tools/build/feature/test-libbabeltrace.c index 9cf802a04885..10bb69d55694 100644 --- a/tools/build/feature/test-libbabeltrace.c +++ b/tools/build/feature/test-libbabeltrace.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <babeltrace/ctf-writer/writer.h> #include <babeltrace/ctf-ir/stream-class.h> diff --git a/tools/build/feature/test-libbfd.c b/tools/build/feature/test-libbfd.c index 24059907e990..afa46b0465cd 100644 --- a/tools/build/feature/test-libbfd.c +++ b/tools/build/feature/test-libbfd.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <bfd.h> extern int printf(const char *format, ...); diff --git a/tools/build/feature/test-libcrypto.c b/tools/build/feature/test-libcrypto.c index bd79dc7f28d3..a98174e0569c 100644 --- a/tools/build/feature/test-libcrypto.c +++ b/tools/build/feature/test-libcrypto.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <openssl/sha.h> #include <openssl/md5.h> diff --git a/tools/build/feature/test-libdw-dwarf-unwind.c b/tools/build/feature/test-libdw-dwarf-unwind.c index f676a3ff442a..ed03d9505609 100644 --- a/tools/build/feature/test-libdw-dwarf-unwind.c +++ b/tools/build/feature/test-libdw-dwarf-unwind.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <elfutils/libdwfl.h> diff --git a/tools/build/feature/test-libelf-gelf_getnote.c b/tools/build/feature/test-libelf-gelf_getnote.c index d78cf4d5271f..075d062fe841 100644 --- a/tools/build/feature/test-libelf-gelf_getnote.c +++ b/tools/build/feature/test-libelf-gelf_getnote.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdlib.h> #include <gelf.h> diff --git a/tools/build/feature/test-libelf-getphdrnum.c b/tools/build/feature/test-libelf-getphdrnum.c index d710459306c3..96a7f8d30a59 100644 --- a/tools/build/feature/test-libelf-getphdrnum.c +++ b/tools/build/feature/test-libelf-getphdrnum.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <libelf.h> int main(void) diff --git a/tools/build/feature/test-libelf-getshdrstrndx.c b/tools/build/feature/test-libelf-getshdrstrndx.c index f0c3b47cce28..ae9f2fff5af0 100644 --- a/tools/build/feature/test-libelf-getshdrstrndx.c +++ b/tools/build/feature/test-libelf-getshdrstrndx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <libelf.h> int main(void) diff --git a/tools/build/feature/test-libelf-mmap.c b/tools/build/feature/test-libelf-mmap.c index 564427d7ef18..2c3ef81affe2 100644 --- a/tools/build/feature/test-libelf-mmap.c +++ b/tools/build/feature/test-libelf-mmap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <libelf.h> int main(void) diff --git a/tools/build/feature/test-libelf.c b/tools/build/feature/test-libelf.c index 08db322d8957..905044127d56 100644 --- a/tools/build/feature/test-libelf.c +++ b/tools/build/feature/test-libelf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <libelf.h> int main(void) diff --git a/tools/build/feature/test-libnuma.c b/tools/build/feature/test-libnuma.c index 4763d9cd587d..b3aa59f8b3cb 100644 --- a/tools/build/feature/test-libnuma.c +++ b/tools/build/feature/test-libnuma.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <numa.h> #include <numaif.h> diff --git a/tools/build/feature/test-libperl.c b/tools/build/feature/test-libperl.c index 8871f6a0fdb4..0415f437eb31 100644 --- a/tools/build/feature/test-libperl.c +++ b/tools/build/feature/test-libperl.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <EXTERN.h> #include <perl.h> diff --git a/tools/build/feature/test-libpython-version.c b/tools/build/feature/test-libpython-version.c index facea122d812..47714b942d4d 100644 --- a/tools/build/feature/test-libpython-version.c +++ b/tools/build/feature/test-libpython-version.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <Python.h> #if PY_VERSION_HEX >= 0x03000000 diff --git a/tools/build/feature/test-libpython.c b/tools/build/feature/test-libpython.c index b24b28ad6324..0c1641b0d9a7 100644 --- a/tools/build/feature/test-libpython.c +++ b/tools/build/feature/test-libpython.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <Python.h> int main(void) diff --git a/tools/build/feature/test-libslang.c b/tools/build/feature/test-libslang.c index 22ff22ed94d1..9cbff8d1df53 100644 --- a/tools/build/feature/test-libslang.c +++ b/tools/build/feature/test-libslang.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <slang.h> int main(void) diff --git a/tools/build/feature/test-libunwind-aarch64.c b/tools/build/feature/test-libunwind-aarch64.c index fc03fb64e8c1..323803f49212 100644 --- a/tools/build/feature/test-libunwind-aarch64.c +++ b/tools/build/feature/test-libunwind-aarch64.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <libunwind-aarch64.h> #include <stdlib.h> diff --git a/tools/build/feature/test-libunwind-arm.c b/tools/build/feature/test-libunwind-arm.c index 632d95ec641f..cb378b7d6866 100644 --- a/tools/build/feature/test-libunwind-arm.c +++ b/tools/build/feature/test-libunwind-arm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <libunwind-arm.h> #include <stdlib.h> diff --git a/tools/build/feature/test-libunwind-debug-frame-aarch64.c b/tools/build/feature/test-libunwind-debug-frame-aarch64.c index 22844673fc26..36d6646c185e 100644 --- a/tools/build/feature/test-libunwind-debug-frame-aarch64.c +++ b/tools/build/feature/test-libunwind-debug-frame-aarch64.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <libunwind-aarch64.h> #include <stdlib.h> diff --git a/tools/build/feature/test-libunwind-debug-frame-arm.c b/tools/build/feature/test-libunwind-debug-frame-arm.c index f98859684fee..8696e48e1268 100644 --- a/tools/build/feature/test-libunwind-debug-frame-arm.c +++ b/tools/build/feature/test-libunwind-debug-frame-arm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <libunwind-arm.h> #include <stdlib.h> diff --git a/tools/build/feature/test-libunwind-debug-frame.c b/tools/build/feature/test-libunwind-debug-frame.c index 0ef8087a104a..efb55cdd8d01 100644 --- a/tools/build/feature/test-libunwind-debug-frame.c +++ b/tools/build/feature/test-libunwind-debug-frame.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <libunwind.h> #include <stdlib.h> diff --git a/tools/build/feature/test-libunwind-x86.c b/tools/build/feature/test-libunwind-x86.c index 3561edce305e..e5e0f6c89637 100644 --- a/tools/build/feature/test-libunwind-x86.c +++ b/tools/build/feature/test-libunwind-x86.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <libunwind-x86.h> #include <stdlib.h> diff --git a/tools/build/feature/test-libunwind-x86_64.c b/tools/build/feature/test-libunwind-x86_64.c index 5add2517b2a1..62ae4db597dc 100644 --- a/tools/build/feature/test-libunwind-x86_64.c +++ b/tools/build/feature/test-libunwind-x86_64.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <libunwind-x86_64.h> #include <stdlib.h> diff --git a/tools/build/feature/test-libunwind.c b/tools/build/feature/test-libunwind.c index 43b9369bcab7..53fd26614ff0 100644 --- a/tools/build/feature/test-libunwind.c +++ b/tools/build/feature/test-libunwind.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <libunwind.h> #include <stdlib.h> diff --git a/tools/build/feature/test-llvm-version.cpp b/tools/build/feature/test-llvm-version.cpp index 896d31724568..8a091625446a 100644 --- a/tools/build/feature/test-llvm-version.cpp +++ b/tools/build/feature/test-llvm-version.cpp @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <cstdio> #include "llvm/Config/llvm-config.h" diff --git a/tools/build/feature/test-llvm.cpp b/tools/build/feature/test-llvm.cpp index 455a332dc8a8..88a3d1bdd9f6 100644 --- a/tools/build/feature/test-llvm.cpp +++ b/tools/build/feature/test-llvm.cpp @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "llvm/Support/ManagedStatic.h" #include "llvm/Support/raw_ostream.h" #define NUM_VERSION (((LLVM_VERSION_MAJOR) << 16) + (LLVM_VERSION_MINOR << 8) + LLVM_VERSION_PATCH) diff --git a/tools/build/feature/test-lzma.c b/tools/build/feature/test-lzma.c index 95adc8ced3dd..78682bb01d57 100644 --- a/tools/build/feature/test-lzma.c +++ b/tools/build/feature/test-lzma.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <lzma.h> int main(void) diff --git a/tools/build/feature/test-numa_num_possible_cpus.c b/tools/build/feature/test-numa_num_possible_cpus.c index 2606e94b0659..573d07b9c570 100644 --- a/tools/build/feature/test-numa_num_possible_cpus.c +++ b/tools/build/feature/test-numa_num_possible_cpus.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <numa.h> int main(void) diff --git a/tools/build/feature/test-pthread-attr-setaffinity-np.c b/tools/build/feature/test-pthread-attr-setaffinity-np.c index fdada5e8d454..38c71131c452 100644 --- a/tools/build/feature/test-pthread-attr-setaffinity-np.c +++ b/tools/build/feature/test-pthread-attr-setaffinity-np.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdint.h> #include <pthread.h> #include <sched.h> diff --git a/tools/build/feature/test-sched_getcpu.c b/tools/build/feature/test-sched_getcpu.c index 9c6b4cbffb1c..e448deb4124c 100644 --- a/tools/build/feature/test-sched_getcpu.c +++ b/tools/build/feature/test-sched_getcpu.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #ifndef _GNU_SOURCE #define _GNU_SOURCE #endif diff --git a/tools/build/feature/test-sdt.c b/tools/build/feature/test-sdt.c index e4531a6e80ea..22737b0dadc8 100644 --- a/tools/build/feature/test-sdt.c +++ b/tools/build/feature/test-sdt.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/sdt.h> int main(void) diff --git a/tools/build/feature/test-stackprotector-all.c b/tools/build/feature/test-stackprotector-all.c index c9f398d87868..c8a57194f9f2 100644 --- a/tools/build/feature/test-stackprotector-all.c +++ b/tools/build/feature/test-stackprotector-all.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> int main(void) diff --git a/tools/build/feature/test-sync-compare-and-swap.c b/tools/build/feature/test-sync-compare-and-swap.c index c34d4ca4af56..1e38d1930a97 100644 --- a/tools/build/feature/test-sync-compare-and-swap.c +++ b/tools/build/feature/test-sync-compare-and-swap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdint.h> volatile uint64_t x; diff --git a/tools/build/feature/test-timerfd.c b/tools/build/feature/test-timerfd.c index 8c5c083b4d3c..9c72c697a9df 100644 --- a/tools/build/feature/test-timerfd.c +++ b/tools/build/feature/test-timerfd.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * test for timerfd functions used by perf-kvm-stat-live */ diff --git a/tools/build/feature/test-zlib.c b/tools/build/feature/test-zlib.c index e111fff6240e..da6c35794b93 100644 --- a/tools/build/feature/test-zlib.c +++ b/tools/build/feature/test-zlib.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <zlib.h> int main(void) diff --git a/tools/build/fixdep.c b/tools/build/fixdep.c index 734d1547cbae..2501fea7aa3e 100644 --- a/tools/build/fixdep.c +++ b/tools/build/fixdep.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * "Optimize" a list of dependencies as spit out by gcc -MD * for the build framework. diff --git a/tools/build/tests/ex/Makefile b/tools/build/tests/ex/Makefile index 027d6c8a58a7..fee032e06a85 100644 --- a/tools/build/tests/ex/Makefile +++ b/tools/build/tests/ex/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 export srctree := $(abspath ../../../..) export CC := gcc export LD := ld diff --git a/tools/build/tests/ex/a.c b/tools/build/tests/ex/a.c index 851762798c83..66017a9f40b6 100644 --- a/tools/build/tests/ex/a.c +++ b/tools/build/tests/ex/a.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 int a(void) { diff --git a/tools/build/tests/ex/arch/e.c b/tools/build/tests/ex/arch/e.c index beaa4a1d7ba8..f6ef585b570c 100644 --- a/tools/build/tests/ex/arch/e.c +++ b/tools/build/tests/ex/arch/e.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 int e(void) { diff --git a/tools/build/tests/ex/arch/f.c b/tools/build/tests/ex/arch/f.c index 7c3e9e9da5b7..bffd9c67e9af 100644 --- a/tools/build/tests/ex/arch/f.c +++ b/tools/build/tests/ex/arch/f.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 int f(void) { diff --git a/tools/build/tests/ex/b.c b/tools/build/tests/ex/b.c index c24ff9ca9a97..2b29fb4d3c20 100644 --- a/tools/build/tests/ex/b.c +++ b/tools/build/tests/ex/b.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 int b(void) { diff --git a/tools/build/tests/ex/c.c b/tools/build/tests/ex/c.c index e216d0217499..a63b20ab83d5 100644 --- a/tools/build/tests/ex/c.c +++ b/tools/build/tests/ex/c.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 int c(void) { diff --git a/tools/build/tests/ex/d.c b/tools/build/tests/ex/d.c index 80dc0f06151b..e114e8dca0b6 100644 --- a/tools/build/tests/ex/d.c +++ b/tools/build/tests/ex/d.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 int d(void) { diff --git a/tools/build/tests/ex/ex.c b/tools/build/tests/ex/ex.c index 57de6074d252..3c02756ef912 100644 --- a/tools/build/tests/ex/ex.c +++ b/tools/build/tests/ex/ex.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 int a(void); int b(void); diff --git a/tools/build/tests/ex/inc.c b/tools/build/tests/ex/inc.c index c20f1e9033a3..3636ab5bf339 100644 --- a/tools/build/tests/ex/inc.c +++ b/tools/build/tests/ex/inc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #ifdef INCLUDE #include "krava.h" #endif diff --git a/tools/build/tests/run.sh b/tools/build/tests/run.sh index 44d2a0fade67..2c54e4d43546 100755 --- a/tools/build/tests/run.sh +++ b/tools/build/tests/run.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 function test_ex { make -C ex V=1 clean > ex.out 2>&1 diff --git a/tools/cgroup/Makefile b/tools/cgroup/Makefile index b4286196b763..860fa151640a 100644 --- a/tools/cgroup/Makefile +++ b/tools/cgroup/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # Makefile for cgroup tools CC = $(CROSS_COMPILE)gcc diff --git a/tools/cgroup/cgroup_event_listener.c b/tools/cgroup/cgroup_event_listener.c index 4eb5507205c9..3d70dc831a76 100644 --- a/tools/cgroup/cgroup_event_listener.c +++ b/tools/cgroup/cgroup_event_listener.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * cgroup_event_listener.c - Simple listener of cgroup events * diff --git a/tools/firewire/Makefile b/tools/firewire/Makefile index 81767adaae7d..67b6e9fca83c 100644 --- a/tools/firewire/Makefile +++ b/tools/firewire/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 prefix = /usr nosy-dump-version = 0.4 diff --git a/tools/firewire/decode-fcp.c b/tools/firewire/decode-fcp.c index e41223b6a4c8..b67ebc88434d 100644 --- a/tools/firewire/decode-fcp.c +++ b/tools/firewire/decode-fcp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/firewire-constants.h> #include <stdio.h> #include <stdlib.h> diff --git a/tools/firewire/list.h b/tools/firewire/list.h index 41f4bdadf634..6278d08e99e3 100644 --- a/tools/firewire/list.h +++ b/tools/firewire/list.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ struct list { struct list *next, *prev; }; diff --git a/tools/firewire/nosy-dump.h b/tools/firewire/nosy-dump.h index 3a4b5b33ba5d..69e5e594f284 100644 --- a/tools/firewire/nosy-dump.h +++ b/tools/firewire/nosy-dump.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __nosy_dump_h__ #define __nosy_dump_h__ diff --git a/tools/gpio/Makefile b/tools/gpio/Makefile index b4401536cfa9..805a2c0cf4cd 100644 --- a/tools/gpio/Makefile +++ b/tools/gpio/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 include ../scripts/Makefile.include bindir ?= /usr/bin diff --git a/tools/hv/Makefile b/tools/hv/Makefile index 0d1e61b81844..31503819454d 100644 --- a/tools/hv/Makefile +++ b/tools/hv/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # Makefile for Hyper-V tools CC = $(CROSS_COMPILE)gcc diff --git a/tools/hv/hv_get_dhcp_info.sh b/tools/hv/hv_get_dhcp_info.sh index ccd3e9532764..c38686c44656 100755 --- a/tools/hv/hv_get_dhcp_info.sh +++ b/tools/hv/hv_get_dhcp_info.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 # This example script retrieves the DHCP state of a given interface. # In the interest of keeping the KVP daemon code free of distro specific diff --git a/tools/hv/hv_set_ifconfig.sh b/tools/hv/hv_set_ifconfig.sh index 735aafd64a3f..7ed9f85ef908 100755 --- a/tools/hv/hv_set_ifconfig.sh +++ b/tools/hv/hv_set_ifconfig.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 # This example script activates an interface based on the specified # configuration. diff --git a/tools/hv/lsvmbus b/tools/hv/lsvmbus index e8fecd61871f..353e56768df8 100644 --- a/tools/hv/lsvmbus +++ b/tools/hv/lsvmbus @@ -1,4 +1,5 @@ #!/usr/bin/env python +# SPDX-License-Identifier: GPL-2.0 import os from optparse import OptionParser diff --git a/tools/iio/Makefile b/tools/iio/Makefile index d4d956020adf..a08e7a47d6a3 100644 --- a/tools/iio/Makefile +++ b/tools/iio/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 include ../scripts/Makefile.include bindir ?= /usr/bin diff --git a/tools/include/asm-generic/atomic-gcc.h b/tools/include/asm-generic/atomic-gcc.h index 5e9738f97bf3..40b231fb95bd 100644 --- a/tools/include/asm-generic/atomic-gcc.h +++ b/tools/include/asm-generic/atomic-gcc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __TOOLS_ASM_GENERIC_ATOMIC_H #define __TOOLS_ASM_GENERIC_ATOMIC_H diff --git a/tools/include/asm-generic/bitops.h b/tools/include/asm-generic/bitops.h index 0304600121da..9bce3b56b5e7 100644 --- a/tools/include/asm-generic/bitops.h +++ b/tools/include/asm-generic/bitops.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __TOOLS_ASM_GENERIC_BITOPS_H #define __TOOLS_ASM_GENERIC_BITOPS_H diff --git a/tools/include/asm-generic/bitops/__ffs.h b/tools/include/asm-generic/bitops/__ffs.h index b3accfdf24b9..9d1310519497 100644 --- a/tools/include/asm-generic/bitops/__ffs.h +++ b/tools/include/asm-generic/bitops/__ffs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_ASM_GENERIC_BITOPS___FFS_H_ #define _TOOLS_LINUX_ASM_GENERIC_BITOPS___FFS_H_ diff --git a/tools/include/asm-generic/bitops/__fls.h b/tools/include/asm-generic/bitops/__fls.h index a60a7ccb6782..03f721a8a2b1 100644 --- a/tools/include/asm-generic/bitops/__fls.h +++ b/tools/include/asm-generic/bitops/__fls.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_GENERIC_BITOPS___FLS_H_ #define _ASM_GENERIC_BITOPS___FLS_H_ diff --git a/tools/include/asm-generic/bitops/arch_hweight.h b/tools/include/asm-generic/bitops/arch_hweight.h index 6a211f40665c..c2705e1d220d 100644 --- a/tools/include/asm-generic/bitops/arch_hweight.h +++ b/tools/include/asm-generic/bitops/arch_hweight.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_GENERIC_BITOPS_ARCH_HWEIGHT_H_ #define _ASM_GENERIC_BITOPS_ARCH_HWEIGHT_H_ diff --git a/tools/include/asm-generic/bitops/atomic.h b/tools/include/asm-generic/bitops/atomic.h index 68b8c1516c5a..21c41ccd1266 100644 --- a/tools/include/asm-generic/bitops/atomic.h +++ b/tools/include/asm-generic/bitops/atomic.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_ASM_GENERIC_BITOPS_ATOMIC_H_ #define _TOOLS_LINUX_ASM_GENERIC_BITOPS_ATOMIC_H_ diff --git a/tools/include/asm-generic/bitops/const_hweight.h b/tools/include/asm-generic/bitops/const_hweight.h index 0a7e06623470..149faeeeeaf2 100644 --- a/tools/include/asm-generic/bitops/const_hweight.h +++ b/tools/include/asm-generic/bitops/const_hweight.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_GENERIC_BITOPS_CONST_HWEIGHT_H_ #define _ASM_GENERIC_BITOPS_CONST_HWEIGHT_H_ diff --git a/tools/include/asm-generic/bitops/find.h b/tools/include/asm-generic/bitops/find.h index 5538ecdc964a..9311fadaaab2 100644 --- a/tools/include/asm-generic/bitops/find.h +++ b/tools/include/asm-generic/bitops/find.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_ASM_GENERIC_BITOPS_FIND_H_ #define _TOOLS_LINUX_ASM_GENERIC_BITOPS_FIND_H_ diff --git a/tools/include/asm-generic/bitops/fls.h b/tools/include/asm-generic/bitops/fls.h index 0576d1f42f43..753aecaab641 100644 --- a/tools/include/asm-generic/bitops/fls.h +++ b/tools/include/asm-generic/bitops/fls.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_GENERIC_BITOPS_FLS_H_ #define _ASM_GENERIC_BITOPS_FLS_H_ diff --git a/tools/include/asm-generic/bitops/fls64.h b/tools/include/asm-generic/bitops/fls64.h index b097cf8444e3..866f2b2304ff 100644 --- a/tools/include/asm-generic/bitops/fls64.h +++ b/tools/include/asm-generic/bitops/fls64.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_GENERIC_BITOPS_FLS64_H_ #define _ASM_GENERIC_BITOPS_FLS64_H_ diff --git a/tools/include/asm-generic/bitops/hweight.h b/tools/include/asm-generic/bitops/hweight.h index 290120c01a8e..3e681982bcd1 100644 --- a/tools/include/asm-generic/bitops/hweight.h +++ b/tools/include/asm-generic/bitops/hweight.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_ASM_GENERIC_BITOPS_HWEIGHT_H_ #define _TOOLS_LINUX_ASM_GENERIC_BITOPS_HWEIGHT_H_ diff --git a/tools/include/asm-generic/bitsperlong.h b/tools/include/asm-generic/bitsperlong.h index 45eca517efb3..8f2283052333 100644 --- a/tools/include/asm-generic/bitsperlong.h +++ b/tools/include/asm-generic/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_GENERIC_BITS_PER_LONG #define __ASM_GENERIC_BITS_PER_LONG diff --git a/tools/include/asm/alternative-asm.h b/tools/include/asm/alternative-asm.h index 2a4d1bfa2988..b54bd860dff6 100644 --- a/tools/include/asm/alternative-asm.h +++ b/tools/include/asm/alternative-asm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_ASM_ALTERNATIVE_ASM_H #define _TOOLS_ASM_ALTERNATIVE_ASM_H diff --git a/tools/include/asm/atomic.h b/tools/include/asm/atomic.h index 70794f538a86..8c9bfffd4191 100644 --- a/tools/include/asm/atomic.h +++ b/tools/include/asm/atomic.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __TOOLS_LINUX_ASM_ATOMIC_H #define __TOOLS_LINUX_ASM_ATOMIC_H diff --git a/tools/include/asm/barrier.h b/tools/include/asm/barrier.h index ac66ac594685..391d942536e5 100644 --- a/tools/include/asm/barrier.h +++ b/tools/include/asm/barrier.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #if defined(__i386__) || defined(__x86_64__) #include "../../arch/x86/include/asm/barrier.h" #elif defined(__arm__) diff --git a/tools/include/asm/bug.h b/tools/include/asm/bug.h index 4790f047a89c..bbd75ac8b202 100644 --- a/tools/include/asm/bug.h +++ b/tools/include/asm/bug.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_ASM_BUG_H #define _TOOLS_ASM_BUG_H diff --git a/tools/include/asm/export.h b/tools/include/asm/export.h new file mode 100644 index 000000000000..2cb1a0d83035 --- /dev/null +++ b/tools/include/asm/export.h @@ -0,0 +1,7 @@ +#ifndef _TOOLS_ASM_EXPORT_H +#define _TOOLS_ASM_EXPORT_H + +#define EXPORT_SYMBOL(x) +#define EXPORT_SYMBOL_GPL(x) + +#endif /* _TOOLS_ASM_EXPORT_H */ diff --git a/tools/include/linux/atomic.h b/tools/include/linux/atomic.h index 9f21fc2b092b..00a6c4ca562b 100644 --- a/tools/include/linux/atomic.h +++ b/tools/include/linux/atomic.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __TOOLS_LINUX_ATOMIC_H #define __TOOLS_LINUX_ATOMIC_H diff --git a/tools/include/linux/bitmap.h b/tools/include/linux/bitmap.h index e8b9f518e36b..ca160270fdfa 100644 --- a/tools/include/linux/bitmap.h +++ b/tools/include/linux/bitmap.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_BITOPS_H #define _PERF_BITOPS_H diff --git a/tools/include/linux/bitops.h b/tools/include/linux/bitops.h index 969db1981868..acc704bd3998 100644 --- a/tools/include/linux/bitops.h +++ b/tools/include/linux/bitops.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_BITOPS_H_ #define _TOOLS_LINUX_BITOPS_H_ diff --git a/tools/include/linux/bug.h b/tools/include/linux/bug.h index 8e4a4f49135d..85f80258a15f 100644 --- a/tools/include/linux/bug.h +++ b/tools/include/linux/bug.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_PERF_LINUX_BUG_H #define _TOOLS_PERF_LINUX_BUG_H diff --git a/tools/include/linux/compiler-gcc.h b/tools/include/linux/compiler-gcc.h index 3723b9f8f964..a3a4427441bf 100644 --- a/tools/include/linux/compiler-gcc.h +++ b/tools/include/linux/compiler-gcc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_COMPILER_H_ #error "Please don't include <linux/compiler-gcc.h> directly, include <linux/compiler.h> instead." #endif diff --git a/tools/include/linux/compiler.h b/tools/include/linux/compiler.h index d7a5604c38d7..07fd03c74a77 100644 --- a/tools/include/linux/compiler.h +++ b/tools/include/linux/compiler.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_COMPILER_H_ #define _TOOLS_LINUX_COMPILER_H_ diff --git a/tools/include/linux/debug_locks.h b/tools/include/linux/debug_locks.h index 61cc7f501168..72d595ce764a 100644 --- a/tools/include/linux/debug_locks.h +++ b/tools/include/linux/debug_locks.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LIBLOCKDEP_DEBUG_LOCKS_H_ #define _LIBLOCKDEP_DEBUG_LOCKS_H_ diff --git a/tools/include/linux/err.h b/tools/include/linux/err.h index abf0478a8fb2..7a8b61ad44cb 100644 --- a/tools/include/linux/err.h +++ b/tools/include/linux/err.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __TOOLS_LINUX_ERR_H #define __TOOLS_LINUX_ERR_H diff --git a/tools/include/linux/filter.h b/tools/include/linux/filter.h index 4ce25d43e8e3..c5e512da8d8a 100644 --- a/tools/include/linux/filter.h +++ b/tools/include/linux/filter.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Linux Socket Filter Data Structures */ diff --git a/tools/include/linux/hardirq.h b/tools/include/linux/hardirq.h index c8f3f8f58729..b25580b6a9be 100644 --- a/tools/include/linux/hardirq.h +++ b/tools/include/linux/hardirq.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LIBLOCKDEP_LINUX_HARDIRQ_H_ #define _LIBLOCKDEP_LINUX_HARDIRQ_H_ diff --git a/tools/include/linux/hashtable.h b/tools/include/linux/hashtable.h index 251eabf2a05e..434dd5ac6d71 100644 --- a/tools/include/linux/hashtable.h +++ b/tools/include/linux/hashtable.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Statically sized hash table implementation * (C) 2012 Sasha Levin <levinsasha928@gmail.com> diff --git a/tools/include/linux/irqflags.h b/tools/include/linux/irqflags.h index df77669cfe1c..e734da3e5b33 100644 --- a/tools/include/linux/irqflags.h +++ b/tools/include/linux/irqflags.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LIBLOCKDEP_LINUX_TRACE_IRQFLAGS_H_ #define _LIBLOCKDEP_LINUX_TRACE_IRQFLAGS_H_ diff --git a/tools/include/linux/kallsyms.h b/tools/include/linux/kallsyms.h index 582cc1e5f3a4..89ca6fe257cc 100644 --- a/tools/include/linux/kallsyms.h +++ b/tools/include/linux/kallsyms.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LIBLOCKDEP_LINUX_KALLSYMS_H_ #define _LIBLOCKDEP_LINUX_KALLSYMS_H_ diff --git a/tools/include/linux/kern_levels.h b/tools/include/linux/kern_levels.h index 3b9bade28698..778ecb984480 100644 --- a/tools/include/linux/kern_levels.h +++ b/tools/include/linux/kern_levels.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __KERN_LEVELS_H__ #define __KERN_LEVELS_H__ diff --git a/tools/include/linux/kernel.h b/tools/include/linux/kernel.h index 77d2e94ca5df..0ad884452c5c 100644 --- a/tools/include/linux/kernel.h +++ b/tools/include/linux/kernel.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __TOOLS_LINUX_KERNEL_H #define __TOOLS_LINUX_KERNEL_H diff --git a/tools/include/linux/kmemcheck.h b/tools/include/linux/kmemcheck.h index 94d598bc6abe..2bccd2c7b897 100644 --- a/tools/include/linux/kmemcheck.h +++ b/tools/include/linux/kmemcheck.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LIBLOCKDEP_LINUX_KMEMCHECK_H_ #define _LIBLOCKDEP_LINUX_KMEMCHECK_H_ diff --git a/tools/include/linux/list.h b/tools/include/linux/list.h index 1da423820ad4..b2fc48d5478c 100644 --- a/tools/include/linux/list.h +++ b/tools/include/linux/list.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __TOOLS_LINUX_LIST_H #define __TOOLS_LINUX_LIST_H diff --git a/tools/include/linux/lockdep.h b/tools/include/linux/lockdep.h index 8da3e8effafa..940c1b075659 100644 --- a/tools/include/linux/lockdep.h +++ b/tools/include/linux/lockdep.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LIBLOCKDEP_LOCKDEP_H_ #define _LIBLOCKDEP_LOCKDEP_H_ diff --git a/tools/include/linux/module.h b/tools/include/linux/module.h index 07055db296f3..2c999abf68e7 100644 --- a/tools/include/linux/module.h +++ b/tools/include/linux/module.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LIBLOCKDEP_LINUX_MODULE_H_ #define _LIBLOCKDEP_LINUX_MODULE_H_ diff --git a/tools/include/linux/poison.h b/tools/include/linux/poison.h index 51334edec506..4bf6777a8a03 100644 --- a/tools/include/linux/poison.h +++ b/tools/include/linux/poison.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_POISON_H #define _LINUX_POISON_H diff --git a/tools/include/linux/rcu.h b/tools/include/linux/rcu.h index 5080649dad04..7d02527e5bce 100644 --- a/tools/include/linux/rcu.h +++ b/tools/include/linux/rcu.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LIBLOCKDEP_RCU_H_ #define _LIBLOCKDEP_RCU_H_ diff --git a/tools/include/linux/refcount.h b/tools/include/linux/refcount.h index a0177c1f55b1..36cb29bc57c2 100644 --- a/tools/include/linux/refcount.h +++ b/tools/include/linux/refcount.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_REFCOUNT_H #define _TOOLS_LINUX_REFCOUNT_H diff --git a/tools/include/linux/spinlock.h b/tools/include/linux/spinlock.h index 417cda4f793f..4ed569fcb139 100644 --- a/tools/include/linux/spinlock.h +++ b/tools/include/linux/spinlock.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __LINUX_SPINLOCK_H_ #define __LINUX_SPINLOCK_H_ diff --git a/tools/include/linux/stacktrace.h b/tools/include/linux/stacktrace.h index 39aecc6b19d1..ae343ac35bfa 100644 --- a/tools/include/linux/stacktrace.h +++ b/tools/include/linux/stacktrace.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LIBLOCKDEP_LINUX_STACKTRACE_H_ #define _LIBLOCKDEP_LINUX_STACKTRACE_H_ diff --git a/tools/include/linux/string.h b/tools/include/linux/string.h index a30fad536f52..6c3e2cc274c5 100644 --- a/tools/include/linux/string.h +++ b/tools/include/linux/string.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_STRING_H_ #define _TOOLS_LINUX_STRING_H_ diff --git a/tools/include/linux/stringify.h b/tools/include/linux/stringify.h index 841cec8ed525..60e2c187da2c 100644 --- a/tools/include/linux/stringify.h +++ b/tools/include/linux/stringify.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __LINUX_STRINGIFY_H #define __LINUX_STRINGIFY_H diff --git a/tools/include/linux/time64.h b/tools/include/linux/time64.h index df9265483d65..55fa644b95fd 100644 --- a/tools/include/linux/time64.h +++ b/tools/include/linux/time64.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_TIME64_H #define _TOOLS_LINUX_TIME64_H diff --git a/tools/include/linux/types.h b/tools/include/linux/types.h index 77a28a26a670..154eb4e3ca7c 100644 --- a/tools/include/linux/types.h +++ b/tools/include/linux/types.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LINUX_TYPES_H_ #define _TOOLS_LINUX_TYPES_H_ diff --git a/tools/include/linux/unaligned/packed_struct.h b/tools/include/linux/unaligned/packed_struct.h index c0d817de4df2..dbd93c7df2e1 100644 --- a/tools/include/linux/unaligned/packed_struct.h +++ b/tools/include/linux/unaligned/packed_struct.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_UNALIGNED_PACKED_STRUCT_H #define _LINUX_UNALIGNED_PACKED_STRUCT_H diff --git a/tools/include/tools/be_byteshift.h b/tools/include/tools/be_byteshift.h index 84c17d836578..f7d1d1698938 100644 --- a/tools/include/tools/be_byteshift.h +++ b/tools/include/tools/be_byteshift.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_BE_BYTESHIFT_H #define _TOOLS_BE_BYTESHIFT_H diff --git a/tools/include/tools/endian.h b/tools/include/tools/endian.h index 8001194008da..c67888fd427e 100644 --- a/tools/include/tools/endian.h +++ b/tools/include/tools/endian.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_ENDIAN_H #define _TOOLS_ENDIAN_H diff --git a/tools/include/tools/le_byteshift.h b/tools/include/tools/le_byteshift.h index 8fe9f2488ec7..dc8565f39717 100644 --- a/tools/include/tools/le_byteshift.h +++ b/tools/include/tools/le_byteshift.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TOOLS_LE_BYTESHIFT_H #define _TOOLS_LE_BYTESHIFT_H diff --git a/tools/include/uapi/asm-generic/ioctls.h b/tools/include/uapi/asm-generic/ioctls.h index 14baf9f23a14..040651735662 100644 --- a/tools/include/uapi/asm-generic/ioctls.h +++ b/tools/include/uapi/asm-generic/ioctls.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_GENERIC_IOCTLS_H #define __ASM_GENERIC_IOCTLS_H diff --git a/tools/include/uapi/asm-generic/mman-common.h b/tools/include/uapi/asm-generic/mman-common.h index 203268f9231e..6d319c46fd90 100644 --- a/tools/include/uapi/asm-generic/mman-common.h +++ b/tools/include/uapi/asm-generic/mman-common.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_GENERIC_MMAN_COMMON_H #define __ASM_GENERIC_MMAN_COMMON_H diff --git a/tools/include/uapi/asm-generic/mman.h b/tools/include/uapi/asm-generic/mman.h index 10fa7857777f..2dffcbf705b3 100644 --- a/tools/include/uapi/asm-generic/mman.h +++ b/tools/include/uapi/asm-generic/mman.h @@ -1,7 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_GENERIC_MMAN_H #define __ASM_GENERIC_MMAN_H -#include <uapi/asm-generic/mman-common.h> +#include <asm-generic/mman-common.h> #define MAP_GROWSDOWN 0x0100 /* stack-like segment */ #define MAP_DENYWRITE 0x0800 /* ETXTBSY */ diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h index 43ab5c402f98..e880ae6434ee 100644 --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* Copyright (c) 2011-2014 PLUMgrid, http://plumgrid.com * * This program is free software; you can redistribute it and/or @@ -92,6 +93,7 @@ enum bpf_cmd { BPF_PROG_GET_FD_BY_ID, BPF_MAP_GET_FD_BY_ID, BPF_OBJ_GET_INFO_BY_FD, + BPF_PROG_QUERY, }; enum bpf_map_type { @@ -111,6 +113,7 @@ enum bpf_map_type { BPF_MAP_TYPE_HASH_OF_MAPS, BPF_MAP_TYPE_DEVMAP, BPF_MAP_TYPE_SOCKMAP, + BPF_MAP_TYPE_CPUMAP, }; enum bpf_prog_type { @@ -129,6 +132,7 @@ enum bpf_prog_type { BPF_PROG_TYPE_LWT_XMIT, BPF_PROG_TYPE_SOCK_OPS, BPF_PROG_TYPE_SK_SKB, + BPF_PROG_TYPE_CGROUP_DEVICE, }; enum bpf_attach_type { @@ -138,16 +142,53 @@ enum bpf_attach_type { BPF_CGROUP_SOCK_OPS, BPF_SK_SKB_STREAM_PARSER, BPF_SK_SKB_STREAM_VERDICT, + BPF_CGROUP_DEVICE, __MAX_BPF_ATTACH_TYPE }; #define MAX_BPF_ATTACH_TYPE __MAX_BPF_ATTACH_TYPE -/* If BPF_F_ALLOW_OVERRIDE flag is used in BPF_PROG_ATTACH command - * to the given target_fd cgroup the descendent cgroup will be able to - * override effective bpf program that was inherited from this cgroup +/* cgroup-bpf attach flags used in BPF_PROG_ATTACH command + * + * NONE(default): No further bpf programs allowed in the subtree. + * + * BPF_F_ALLOW_OVERRIDE: If a sub-cgroup installs some bpf program, + * the program in this cgroup yields to sub-cgroup program. + * + * BPF_F_ALLOW_MULTI: If a sub-cgroup installs some bpf program, + * that cgroup program gets run in addition to the program in this cgroup. + * + * Only one program is allowed to be attached to a cgroup with + * NONE or BPF_F_ALLOW_OVERRIDE flag. + * Attaching another program on top of NONE or BPF_F_ALLOW_OVERRIDE will + * release old program and attach the new one. Attach flags has to match. + * + * Multiple programs are allowed to be attached to a cgroup with + * BPF_F_ALLOW_MULTI flag. They are executed in FIFO order + * (those that were attached first, run first) + * The programs of sub-cgroup are executed first, then programs of + * this cgroup and then programs of parent cgroup. + * When children program makes decision (like picking TCP CA or sock bind) + * parent program has a chance to override it. + * + * A cgroup with MULTI or OVERRIDE flag allows any attach flags in sub-cgroups. + * A cgroup with NONE doesn't allow any programs in sub-cgroups. + * Ex1: + * cgrp1 (MULTI progs A, B) -> + * cgrp2 (OVERRIDE prog C) -> + * cgrp3 (MULTI prog D) -> + * cgrp4 (OVERRIDE prog E) -> + * cgrp5 (NONE prog F) + * the event in cgrp5 triggers execution of F,D,A,B in that order. + * if prog F is detached, the execution is E,D,A,B + * if prog F and D are detached, the execution is E,A,B + * if prog F, E and D are detached, the execution is C,A,B + * + * All eligible programs are executed regardless of return code from + * earlier programs. */ #define BPF_F_ALLOW_OVERRIDE (1U << 0) +#define BPF_F_ALLOW_MULTI (1U << 1) /* If BPF_F_STRICT_ALIGNMENT is used in BPF_PROG_LOAD command, the * verifier will perform strict alignment checking as if the kernel @@ -175,6 +216,15 @@ enum bpf_attach_type { /* Specify numa node during map creation */ #define BPF_F_NUMA_NODE (1U << 2) +/* flags for BPF_PROG_QUERY */ +#define BPF_F_QUERY_EFFECTIVE (1U << 0) + +#define BPF_OBJ_NAME_LEN 16U + +/* Flags for accessing BPF object */ +#define BPF_F_RDONLY (1U << 3) +#define BPF_F_WRONLY (1U << 4) + union bpf_attr { struct { /* anonymous struct used by BPF_MAP_CREATE command */ __u32 map_type; /* one of enum bpf_map_type */ @@ -188,6 +238,7 @@ union bpf_attr { __u32 numa_node; /* numa node (effective only if * BPF_F_NUMA_NODE is set). */ + char map_name[BPF_OBJ_NAME_LEN]; }; struct { /* anonymous struct used by BPF_MAP_*_ELEM commands */ @@ -210,11 +261,14 @@ union bpf_attr { __aligned_u64 log_buf; /* user supplied buffer */ __u32 kern_version; /* checked when prog_type=kprobe */ __u32 prog_flags; + char prog_name[BPF_OBJ_NAME_LEN]; + __u32 prog_target_ifindex; /* ifindex of netdev to prep for */ }; struct { /* anonymous struct used by BPF_OBJ_* commands */ __aligned_u64 pathname; __u32 bpf_fd; + __u32 file_flags; }; struct { /* anonymous struct used by BPF_PROG_ATTACH/DETACH commands */ @@ -242,6 +296,7 @@ union bpf_attr { __u32 map_id; }; __u32 next_id; + __u32 open_flags; }; struct { /* anonymous struct used by BPF_OBJ_GET_INFO_BY_FD */ @@ -249,6 +304,15 @@ union bpf_attr { __u32 info_len; __aligned_u64 info; } info; + + struct { /* anonymous struct used by BPF_PROG_QUERY command */ + __u32 target_fd; /* container object to query */ + __u32 attach_type; + __u32 query_flags; + __u32 attach_flags; + __aligned_u64 prog_ids; + __u32 prog_cnt; + } query; } __attribute__((aligned(8))); /* BPF helper function descriptions: @@ -312,7 +376,7 @@ union bpf_attr { * jump into another BPF program * @ctx: context pointer passed to next program * @prog_array_map: pointer to map which type is BPF_MAP_TYPE_PROG_ARRAY - * @index: index inside array that selects specific program to run + * @index: 32-bit index inside array that selects specific program to run * Return: 0 on success or negative error * * int bpf_clone_redirect(skb, ifindex, flags) @@ -553,12 +617,22 @@ union bpf_attr { * int bpf_setsockopt(bpf_socket, level, optname, optval, optlen) * Calls setsockopt. Not all opts are available, only those with * integer optvals plus TCP_CONGESTION. - * Supported levels: SOL_SOCKET and IPROTO_TCP + * Supported levels: SOL_SOCKET and IPPROTO_TCP + * @bpf_socket: pointer to bpf_socket + * @level: SOL_SOCKET or IPPROTO_TCP + * @optname: option name + * @optval: pointer to option value + * @optlen: length of optval in bytes + * Return: 0 or negative error + * + * int bpf_getsockopt(bpf_socket, level, optname, optval, optlen) + * Calls getsockopt. Not all opts are available. + * Supported levels: IPPROTO_TCP * @bpf_socket: pointer to bpf_socket - * @level: SOL_SOCKET or IPROTO_TCP + * @level: IPPROTO_TCP * @optname: option name * @optval: pointer to option value - * @optlen: length of optval in byes + * @optlen: length of optval in bytes * Return: 0 or negative error * * int bpf_skb_adjust_room(skb, len_diff, mode, flags) @@ -575,13 +649,34 @@ union bpf_attr { * @map: pointer to sockmap * @key: key to lookup sock in map * @flags: reserved for future use - * Return: SK_REDIRECT + * Return: SK_PASS * * int bpf_sock_map_update(skops, map, key, flags) * @skops: pointer to bpf_sock_ops * @map: pointer to sockmap to update * @key: key to insert/update sock in map * @flags: same flags as map update elem + * + * int bpf_xdp_adjust_meta(xdp_md, delta) + * Adjust the xdp_md.data_meta by delta + * @xdp_md: pointer to xdp_md + * @delta: An positive/negative integer to be added to xdp_md.data_meta + * Return: 0 on success or negative on error + * + * int bpf_perf_event_read_value(map, flags, buf, buf_size) + * read perf event counter value and perf event enabled/running time + * @map: pointer to perf_event_array map + * @flags: index of event in the map or bitmask flags + * @buf: buf to fill + * @buf_size: size of the buf + * Return: 0 on success or negative error code + * + * int bpf_perf_prog_read_value(ctx, buf, buf_size) + * read perf prog attached perf event counter and enabled/running time + * @ctx: pointer to ctx + * @buf: buf to fill + * @buf_size: size of the buf + * Return : 0 on success or negative error code */ #define __BPF_FUNC_MAPPER(FN) \ FN(unspec), \ @@ -638,6 +733,10 @@ union bpf_attr { FN(redirect_map), \ FN(sk_redirect_map), \ FN(sock_map_update), \ + FN(xdp_adjust_meta), \ + FN(perf_event_read_value), \ + FN(perf_prog_read_value), \ + FN(getsockopt), /* integer value in 'imm' field of BPF_CALL instruction selects which helper * function eBPF program intends to call @@ -681,7 +780,9 @@ enum bpf_func_id { #define BPF_F_ZERO_CSUM_TX (1ULL << 1) #define BPF_F_DONT_FRAGMENT (1ULL << 2) -/* BPF_FUNC_perf_event_output and BPF_FUNC_perf_event_read flags. */ +/* BPF_FUNC_perf_event_output, BPF_FUNC_perf_event_read and + * BPF_FUNC_perf_event_read_value flags. + */ #define BPF_F_INDEX_MASK 0xffffffffULL #define BPF_F_CURRENT_CPU BPF_F_INDEX_MASK /* BPF_FUNC_perf_event_output for sk_buff input context. */ @@ -715,7 +816,7 @@ struct __sk_buff { __u32 data_end; __u32 napi_id; - /* accessed by BPF_PROG_TYPE_sk_skb types */ + /* Accessed by BPF_PROG_TYPE_sk_skb types from here to ... */ __u32 family; __u32 remote_ip4; /* Stored in network byte order */ __u32 local_ip4; /* Stored in network byte order */ @@ -723,6 +824,9 @@ struct __sk_buff { __u32 local_ip6[4]; /* Stored in network byte order */ __u32 remote_port; /* Stored in network byte order */ __u32 local_port; /* stored in host byte order */ + /* ... here. */ + + __u32 data_meta; }; struct bpf_tunnel_key { @@ -783,16 +887,20 @@ enum xdp_action { struct xdp_md { __u32 data; __u32 data_end; + __u32 data_meta; }; enum sk_action { - SK_ABORTED = 0, - SK_DROP, - SK_REDIRECT, + SK_DROP = 0, + SK_PASS, }; #define BPF_TAG_SIZE 8 +enum bpf_prog_status { + BPF_PROG_STATUS_DEV_BOUND = (1 << 0), +}; + struct bpf_prog_info { __u32 type; __u32 id; @@ -801,6 +909,13 @@ struct bpf_prog_info { __u32 xlated_prog_len; __aligned_u64 jited_prog_insns; __aligned_u64 xlated_prog_insns; + __u64 load_time; /* ns since boottime */ + __u32 created_by_uid; + __u32 nr_map_ids; + __aligned_u64 map_ids; + char name[BPF_OBJ_NAME_LEN]; + __u32 ifindex; + __u32 status; } __attribute__((aligned(8))); struct bpf_map_info { @@ -810,6 +925,7 @@ struct bpf_map_info { __u32 value_size; __u32 max_entries; __u32 map_flags; + char name[BPF_OBJ_NAME_LEN]; } __attribute__((aligned(8))); /* User bpf_sock_ops struct to access socket values and specify request ops @@ -859,9 +975,35 @@ enum { BPF_SOCK_OPS_NEEDS_ECN, /* If connection's congestion control * needs ECN */ + BPF_SOCK_OPS_BASE_RTT, /* Get base RTT. The correct value is + * based on the path and may be + * dependent on the congestion control + * algorithm. In general it indicates + * a congestion threshold. RTTs above + * this indicate congestion + */ }; #define TCP_BPF_IW 1001 /* Set TCP initial congestion window */ #define TCP_BPF_SNDCWND_CLAMP 1002 /* Set sndcwnd_clamp */ +struct bpf_perf_event_value { + __u64 counter; + __u64 enabled; + __u64 running; +}; + +#define BPF_DEVCG_ACC_MKNOD (1ULL << 0) +#define BPF_DEVCG_ACC_READ (1ULL << 1) +#define BPF_DEVCG_ACC_WRITE (1ULL << 2) + +#define BPF_DEVCG_DEV_BLOCK (1ULL << 0) +#define BPF_DEVCG_DEV_CHAR (1ULL << 1) + +struct bpf_cgroup_dev_ctx { + __u32 access_type; /* (access << 16) | type */ + __u32 major; + __u32 minor; +}; + #endif /* _UAPI__LINUX_BPF_H__ */ diff --git a/tools/include/uapi/linux/bpf_common.h b/tools/include/uapi/linux/bpf_common.h index a5c220e0828f..18be90725ab0 100644 --- a/tools/include/uapi/linux/bpf_common.h +++ b/tools/include/uapi/linux/bpf_common.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI__LINUX_BPF_COMMON_H__ #define _UAPI__LINUX_BPF_COMMON_H__ diff --git a/tools/include/uapi/linux/fcntl.h b/tools/include/uapi/linux/fcntl.h index ec69d55bcec7..6448cdd9a350 100644 --- a/tools/include/uapi/linux/fcntl.h +++ b/tools/include/uapi/linux/fcntl.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_LINUX_FCNTL_H #define _UAPI_LINUX_FCNTL_H diff --git a/tools/include/uapi/linux/hw_breakpoint.h b/tools/include/uapi/linux/hw_breakpoint.h index 2b65efd19a46..965e4d8606d8 100644 --- a/tools/include/uapi/linux/hw_breakpoint.h +++ b/tools/include/uapi/linux/hw_breakpoint.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_LINUX_HW_BREAKPOINT_H #define _UAPI_LINUX_HW_BREAKPOINT_H diff --git a/tools/include/uapi/linux/kvm.h b/tools/include/uapi/linux/kvm.h index 838887587411..7e99999d6236 100644 --- a/tools/include/uapi/linux/kvm.h +++ b/tools/include/uapi/linux/kvm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __LINUX_KVM_H #define __LINUX_KVM_H diff --git a/tools/include/uapi/linux/mman.h b/tools/include/uapi/linux/mman.h index a937480d7cd3..bfd5938fede6 100644 --- a/tools/include/uapi/linux/mman.h +++ b/tools/include/uapi/linux/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_LINUX_MMAN_H #define _UAPI_LINUX_MMAN_H diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h index 140ae638cfd6..362493a2f950 100644 --- a/tools/include/uapi/linux/perf_event.h +++ b/tools/include/uapi/linux/perf_event.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Performance events: * diff --git a/tools/include/uapi/linux/sched.h b/tools/include/uapi/linux/sched.h index e2a6c7b3510b..30a9e51bbb1e 100644 --- a/tools/include/uapi/linux/sched.h +++ b/tools/include/uapi/linux/sched.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_LINUX_SCHED_H #define _UAPI_LINUX_SCHED_H diff --git a/tools/include/uapi/linux/stat.h b/tools/include/uapi/linux/stat.h index 17b10304c393..7b35e98d3c58 100644 --- a/tools/include/uapi/linux/stat.h +++ b/tools/include/uapi/linux/stat.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_LINUX_STAT_H #define _UAPI_LINUX_STAT_H diff --git a/tools/include/uapi/linux/vhost.h b/tools/include/uapi/linux/vhost.h index 60180c0b5dc6..c51f8e5cc608 100644 --- a/tools/include/uapi/linux/vhost.h +++ b/tools/include/uapi/linux/vhost.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _LINUX_VHOST_H #define _LINUX_VHOST_H /* Userspace interface for in-kernel virtio accelerators. */ diff --git a/tools/include/uapi/sound/asound.h b/tools/include/uapi/sound/asound.h index 87bf30b182df..c227ccba60ae 100644 --- a/tools/include/uapi/sound/asound.h +++ b/tools/include/uapi/sound/asound.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ /* * Advanced Linux Sound Architecture - ALSA - Driver * Copyright (c) 1994-2003 by Jaroslav Kysela <perex@perex.cz>, diff --git a/tools/kvm/kvm_stat/Makefile b/tools/kvm/kvm_stat/Makefile index 5b1cba57e3b3..c3e36c60d477 100644 --- a/tools/kvm/kvm_stat/Makefile +++ b/tools/kvm/kvm_stat/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 include ../../scripts/Makefile.include include ../../scripts/utilities.mak BINDIR=usr/bin diff --git a/tools/laptop/dslm/Makefile b/tools/laptop/dslm/Makefile index ff613b31730b..90f512c4e2bb 100644 --- a/tools/laptop/dslm/Makefile +++ b/tools/laptop/dslm/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CC := $(CROSS_COMPILE)gcc CFLAGS := -I../../usr/include diff --git a/tools/laptop/freefall/Makefile b/tools/laptop/freefall/Makefile index 48c6c9328419..5f758c489a20 100644 --- a/tools/laptop/freefall/Makefile +++ b/tools/laptop/freefall/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 PREFIX ?= /usr SBINDIR ?= sbin INSTALL ?= install diff --git a/tools/leds/Makefile b/tools/leds/Makefile index 078b666fd78b..c379af003807 100644 --- a/tools/leds/Makefile +++ b/tools/leds/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # Makefile for LEDs tools CC = $(CROSS_COMPILE)gcc diff --git a/tools/leds/led_hw_brightness_mon.c b/tools/leds/led_hw_brightness_mon.c index 64642ccfe442..eb65ae988839 100644 --- a/tools/leds/led_hw_brightness_mon.c +++ b/tools/leds/led_hw_brightness_mon.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * led_hw_brightness_mon.c * diff --git a/tools/leds/uledmon.c b/tools/leds/uledmon.c index 25cbc7acf50a..c15a39c1f271 100644 --- a/tools/leds/uledmon.c +++ b/tools/leds/uledmon.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * uledmon.c * diff --git a/tools/lib/api/Makefile b/tools/lib/api/Makefile index 1e83e3c07448..a13e9c7f1fc5 100644 --- a/tools/lib/api/Makefile +++ b/tools/lib/api/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 include ../../scripts/Makefile.include include ../../scripts/utilities.mak # QUIET_CLEAN diff --git a/tools/lib/api/cpu.c b/tools/lib/api/cpu.c index 8c6489356e3a..4af6d4b7aa07 100644 --- a/tools/lib/api/cpu.c +++ b/tools/lib/api/cpu.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include "cpu.h" diff --git a/tools/lib/api/cpu.h b/tools/lib/api/cpu.h index 81e9d3955961..90a102fb20de 100644 --- a/tools/lib/api/cpu.h +++ b/tools/lib/api/cpu.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __API_CPU__ #define __API_CPU__ diff --git a/tools/lib/api/debug-internal.h b/tools/lib/api/debug-internal.h index 188f7880eafe..80c783497d25 100644 --- a/tools/lib/api/debug-internal.h +++ b/tools/lib/api/debug-internal.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __API_DEBUG_INTERNAL_H__ #define __API_DEBUG_INTERNAL_H__ diff --git a/tools/lib/api/debug.c b/tools/lib/api/debug.c index 5fa5cf500a1f..69b1ba3d1ee3 100644 --- a/tools/lib/api/debug.c +++ b/tools/lib/api/debug.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <stdarg.h> #include "debug.h" diff --git a/tools/lib/api/debug.h b/tools/lib/api/debug.h index a0872f68fc56..3684dd6e0c02 100644 --- a/tools/lib/api/debug.h +++ b/tools/lib/api/debug.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __API_DEBUG_H__ #define __API_DEBUG_H__ diff --git a/tools/lib/api/fd/array.h b/tools/lib/api/fd/array.h index 71287dddc05f..b39557d1a88f 100644 --- a/tools/lib/api/fd/array.h +++ b/tools/lib/api/fd/array.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __API_FD_ARRAY__ #define __API_FD_ARRAY__ diff --git a/tools/lib/api/fs/fs.c b/tools/lib/api/fs/fs.c index a7ecf8f469f4..b24afc0e6e81 100644 --- a/tools/lib/api/fs/fs.c +++ b/tools/lib/api/fs/fs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <ctype.h> #include <errno.h> #include <limits.h> diff --git a/tools/lib/api/fs/fs.h b/tools/lib/api/fs/fs.h index 45605348461e..dda49deefb52 100644 --- a/tools/lib/api/fs/fs.h +++ b/tools/lib/api/fs/fs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __API_FS__ #define __API_FS__ diff --git a/tools/lib/api/fs/tracing_path.c b/tools/lib/api/fs/tracing_path.c index 3e606b9c443e..7b7fd0b18551 100644 --- a/tools/lib/api/fs/tracing_path.c +++ b/tools/lib/api/fs/tracing_path.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #ifndef _GNU_SOURCE # define _GNU_SOURCE #endif diff --git a/tools/lib/api/fs/tracing_path.h b/tools/lib/api/fs/tracing_path.h index 3f233ac70b6f..0066f06cc381 100644 --- a/tools/lib/api/fs/tracing_path.h +++ b/tools/lib/api/fs/tracing_path.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __API_FS_TRACING_PATH_H #define __API_FS_TRACING_PATH_H diff --git a/tools/lib/bpf/Makefile b/tools/lib/bpf/Makefile index d2441db34740..4555304dc18e 100644 --- a/tools/lib/bpf/Makefile +++ b/tools/lib/bpf/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # Most of this file is copied from tools/lib/traceevent/Makefile BPF_VERSION = 0 diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c index 1d6907d379c9..5128677e4117 100644 --- a/tools/lib/bpf/bpf.c +++ b/tools/lib/bpf/bpf.c @@ -46,6 +46,8 @@ # endif #endif +#define min(x, y) ((x) < (y) ? (x) : (y)) + static inline __u64 ptr_to_u64(const void *ptr) { return (__u64) (unsigned long) ptr; @@ -57,10 +59,11 @@ static inline int sys_bpf(enum bpf_cmd cmd, union bpf_attr *attr, return syscall(__NR_bpf, cmd, attr, size); } -int bpf_create_map_node(enum bpf_map_type map_type, int key_size, - int value_size, int max_entries, __u32 map_flags, - int node) +int bpf_create_map_node(enum bpf_map_type map_type, const char *name, + int key_size, int value_size, int max_entries, + __u32 map_flags, int node) { + __u32 name_len = name ? strlen(name) : 0; union bpf_attr attr; memset(&attr, '\0', sizeof(attr)); @@ -70,6 +73,8 @@ int bpf_create_map_node(enum bpf_map_type map_type, int key_size, attr.value_size = value_size; attr.max_entries = max_entries; attr.map_flags = map_flags; + memcpy(attr.map_name, name, min(name_len, BPF_OBJ_NAME_LEN - 1)); + if (node >= 0) { attr.map_flags |= BPF_F_NUMA_NODE; attr.numa_node = node; @@ -81,14 +86,23 @@ int bpf_create_map_node(enum bpf_map_type map_type, int key_size, int bpf_create_map(enum bpf_map_type map_type, int key_size, int value_size, int max_entries, __u32 map_flags) { - return bpf_create_map_node(map_type, key_size, value_size, + return bpf_create_map_node(map_type, NULL, key_size, value_size, max_entries, map_flags, -1); } -int bpf_create_map_in_map_node(enum bpf_map_type map_type, int key_size, - int inner_map_fd, int max_entries, +int bpf_create_map_name(enum bpf_map_type map_type, const char *name, + int key_size, int value_size, int max_entries, + __u32 map_flags) +{ + return bpf_create_map_node(map_type, name, key_size, value_size, + max_entries, map_flags, -1); +} + +int bpf_create_map_in_map_node(enum bpf_map_type map_type, const char *name, + int key_size, int inner_map_fd, int max_entries, __u32 map_flags, int node) { + __u32 name_len = name ? strlen(name) : 0; union bpf_attr attr; memset(&attr, '\0', sizeof(attr)); @@ -99,6 +113,8 @@ int bpf_create_map_in_map_node(enum bpf_map_type map_type, int key_size, attr.inner_map_fd = inner_map_fd; attr.max_entries = max_entries; attr.map_flags = map_flags; + memcpy(attr.map_name, name, min(name_len, BPF_OBJ_NAME_LEN - 1)); + if (node >= 0) { attr.map_flags |= BPF_F_NUMA_NODE; attr.numa_node = node; @@ -107,19 +123,24 @@ int bpf_create_map_in_map_node(enum bpf_map_type map_type, int key_size, return sys_bpf(BPF_MAP_CREATE, &attr, sizeof(attr)); } -int bpf_create_map_in_map(enum bpf_map_type map_type, int key_size, - int inner_map_fd, int max_entries, __u32 map_flags) +int bpf_create_map_in_map(enum bpf_map_type map_type, const char *name, + int key_size, int inner_map_fd, int max_entries, + __u32 map_flags) { - return bpf_create_map_in_map_node(map_type, key_size, inner_map_fd, - max_entries, map_flags, -1); + return bpf_create_map_in_map_node(map_type, name, key_size, + inner_map_fd, max_entries, map_flags, + -1); } -int bpf_load_program(enum bpf_prog_type type, const struct bpf_insn *insns, - size_t insns_cnt, const char *license, - __u32 kern_version, char *log_buf, size_t log_buf_sz) +int bpf_load_program_name(enum bpf_prog_type type, const char *name, + const struct bpf_insn *insns, + size_t insns_cnt, const char *license, + __u32 kern_version, char *log_buf, + size_t log_buf_sz) { int fd; union bpf_attr attr; + __u32 name_len = name ? strlen(name) : 0; bzero(&attr, sizeof(attr)); attr.prog_type = type; @@ -130,6 +151,7 @@ int bpf_load_program(enum bpf_prog_type type, const struct bpf_insn *insns, attr.log_size = 0; attr.log_level = 0; attr.kern_version = kern_version; + memcpy(attr.prog_name, name, min(name_len, BPF_OBJ_NAME_LEN - 1)); fd = sys_bpf(BPF_PROG_LOAD, &attr, sizeof(attr)); if (fd >= 0 || !log_buf || !log_buf_sz) @@ -143,6 +165,15 @@ int bpf_load_program(enum bpf_prog_type type, const struct bpf_insn *insns, return sys_bpf(BPF_PROG_LOAD, &attr, sizeof(attr)); } +int bpf_load_program(enum bpf_prog_type type, const struct bpf_insn *insns, + size_t insns_cnt, const char *license, + __u32 kern_version, char *log_buf, + size_t log_buf_sz) +{ + return bpf_load_program_name(type, NULL, insns, insns_cnt, license, + kern_version, log_buf, log_buf_sz); +} + int bpf_verify_program(enum bpf_prog_type type, const struct bpf_insn *insns, size_t insns_cnt, int strict_alignment, const char *license, __u32 kern_version, @@ -260,6 +291,38 @@ int bpf_prog_detach(int target_fd, enum bpf_attach_type type) return sys_bpf(BPF_PROG_DETACH, &attr, sizeof(attr)); } +int bpf_prog_detach2(int prog_fd, int target_fd, enum bpf_attach_type type) +{ + union bpf_attr attr; + + bzero(&attr, sizeof(attr)); + attr.target_fd = target_fd; + attr.attach_bpf_fd = prog_fd; + attr.attach_type = type; + + return sys_bpf(BPF_PROG_DETACH, &attr, sizeof(attr)); +} + +int bpf_prog_query(int target_fd, enum bpf_attach_type type, __u32 query_flags, + __u32 *attach_flags, __u32 *prog_ids, __u32 *prog_cnt) +{ + union bpf_attr attr; + int ret; + + bzero(&attr, sizeof(attr)); + attr.query.target_fd = target_fd; + attr.query.attach_type = type; + attr.query.query_flags = query_flags; + attr.query.prog_cnt = *prog_cnt; + attr.query.prog_ids = ptr_to_u64(prog_ids); + + ret = sys_bpf(BPF_PROG_QUERY, &attr, sizeof(attr)); + if (attach_flags) + *attach_flags = attr.query.attach_flags; + *prog_cnt = attr.query.prog_cnt; + return ret; +} + int bpf_prog_test_run(int prog_fd, int repeat, void *data, __u32 size, void *data_out, __u32 *size_out, __u32 *retval, __u32 *duration) diff --git a/tools/lib/bpf/bpf.h b/tools/lib/bpf/bpf.h index b8ea5843c39e..6534889e2b2f 100644 --- a/tools/lib/bpf/bpf.h +++ b/tools/lib/bpf/bpf.h @@ -24,19 +24,28 @@ #include <linux/bpf.h> #include <stddef.h> -int bpf_create_map_node(enum bpf_map_type map_type, int key_size, - int value_size, int max_entries, __u32 map_flags, - int node); +int bpf_create_map_node(enum bpf_map_type map_type, const char *name, + int key_size, int value_size, int max_entries, + __u32 map_flags, int node); +int bpf_create_map_name(enum bpf_map_type map_type, const char *name, + int key_size, int value_size, int max_entries, + __u32 map_flags); int bpf_create_map(enum bpf_map_type map_type, int key_size, int value_size, int max_entries, __u32 map_flags); -int bpf_create_map_in_map_node(enum bpf_map_type map_type, int key_size, - int inner_map_fd, int max_entries, +int bpf_create_map_in_map_node(enum bpf_map_type map_type, const char *name, + int key_size, int inner_map_fd, int max_entries, __u32 map_flags, int node); -int bpf_create_map_in_map(enum bpf_map_type map_type, int key_size, - int inner_map_fd, int max_entries, __u32 map_flags); +int bpf_create_map_in_map(enum bpf_map_type map_type, const char *name, + int key_size, int inner_map_fd, int max_entries, + __u32 map_flags); /* Recommend log buffer size */ #define BPF_LOG_BUF_SIZE 65536 +int bpf_load_program_name(enum bpf_prog_type type, const char *name, + const struct bpf_insn *insns, + size_t insns_cnt, const char *license, + __u32 kern_version, char *log_buf, + size_t log_buf_sz); int bpf_load_program(enum bpf_prog_type type, const struct bpf_insn *insns, size_t insns_cnt, const char *license, __u32 kern_version, char *log_buf, @@ -57,6 +66,7 @@ int bpf_obj_get(const char *pathname); int bpf_prog_attach(int prog_fd, int attachable_fd, enum bpf_attach_type type, unsigned int flags); int bpf_prog_detach(int attachable_fd, enum bpf_attach_type type); +int bpf_prog_detach2(int prog_fd, int attachable_fd, enum bpf_attach_type type); int bpf_prog_test_run(int prog_fd, int repeat, void *data, __u32 size, void *data_out, __u32 *size_out, __u32 *retval, __u32 *duration); @@ -65,5 +75,6 @@ int bpf_map_get_next_id(__u32 start_id, __u32 *next_id); int bpf_prog_get_fd_by_id(__u32 id); int bpf_map_get_fd_by_id(__u32 id); int bpf_obj_get_info_by_fd(int prog_fd, void *info, __u32 *info_len); - +int bpf_prog_query(int target_fd, enum bpf_attach_type type, __u32 query_flags, + __u32 *attach_flags, __u32 *prog_ids, __u32 *prog_cnt); #endif diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index 35f6dfcdc565..5aa45f89da93 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -171,6 +171,7 @@ int libbpf_strerror(int err, char *buf, size_t size) struct bpf_program { /* Index in elf obj file, for relocation use. */ int idx; + char *name; char *section_name; struct bpf_insn *insns; size_t insns_cnt; @@ -283,6 +284,7 @@ static void bpf_program__exit(struct bpf_program *prog) prog->clear_priv = NULL; bpf_program__unload(prog); + zfree(&prog->name); zfree(&prog->section_name); zfree(&prog->insns); zfree(&prog->reloc_desc); @@ -293,26 +295,27 @@ static void bpf_program__exit(struct bpf_program *prog) } static int -bpf_program__init(void *data, size_t size, char *name, int idx, - struct bpf_program *prog) +bpf_program__init(void *data, size_t size, char *section_name, int idx, + struct bpf_program *prog) { if (size < sizeof(struct bpf_insn)) { - pr_warning("corrupted section '%s'\n", name); + pr_warning("corrupted section '%s'\n", section_name); return -EINVAL; } bzero(prog, sizeof(*prog)); - prog->section_name = strdup(name); + prog->section_name = strdup(section_name); if (!prog->section_name) { - pr_warning("failed to alloc name for prog %s\n", - name); + pr_warning("failed to alloc name for prog under section %s\n", + section_name); goto errout; } prog->insns = malloc(size); if (!prog->insns) { - pr_warning("failed to alloc insns for %s\n", name); + pr_warning("failed to alloc insns for prog under section %s\n", + section_name); goto errout; } prog->insns_cnt = size / sizeof(struct bpf_insn); @@ -331,12 +334,12 @@ errout: static int bpf_object__add_program(struct bpf_object *obj, void *data, size_t size, - char *name, int idx) + char *section_name, int idx) { struct bpf_program prog, *progs; int nr_progs, err; - err = bpf_program__init(data, size, name, idx, &prog); + err = bpf_program__init(data, size, section_name, idx, &prog); if (err) return err; @@ -350,8 +353,8 @@ bpf_object__add_program(struct bpf_object *obj, void *data, size_t size, * is still valid, so don't need special treat for * bpf_close_object(). */ - pr_warning("failed to alloc a new program '%s'\n", - name); + pr_warning("failed to alloc a new program under section '%s'\n", + section_name); bpf_program__exit(&prog); return -ENOMEM; } @@ -364,6 +367,54 @@ bpf_object__add_program(struct bpf_object *obj, void *data, size_t size, return 0; } +static int +bpf_object__init_prog_names(struct bpf_object *obj) +{ + Elf_Data *symbols = obj->efile.symbols; + struct bpf_program *prog; + size_t pi, si; + + for (pi = 0; pi < obj->nr_programs; pi++) { + char *name = NULL; + + prog = &obj->programs[pi]; + + for (si = 0; si < symbols->d_size / sizeof(GElf_Sym) && !name; + si++) { + GElf_Sym sym; + + if (!gelf_getsym(symbols, si, &sym)) + continue; + if (sym.st_shndx != prog->idx) + continue; + + name = elf_strptr(obj->efile.elf, + obj->efile.strtabidx, + sym.st_name); + if (!name) { + pr_warning("failed to get sym name string for prog %s\n", + prog->section_name); + return -LIBBPF_ERRNO__LIBELF; + } + } + + if (!name) { + pr_warning("failed to find sym for prog %s\n", + prog->section_name); + return -EINVAL; + } + + prog->name = strdup(name); + if (!prog->name) { + pr_warning("failed to allocate memory for prog sym %s\n", + name); + return -ENOMEM; + } + } + + return 0; +} + static struct bpf_object *bpf_object__new(const char *path, void *obj_buf, size_t obj_buf_sz) @@ -528,31 +579,6 @@ bpf_object__init_kversion(struct bpf_object *obj, return 0; } -static int -bpf_object__validate_maps(struct bpf_object *obj) -{ - int i; - - /* - * If there's only 1 map, the only error case should have been - * catched in bpf_object__init_maps(). - */ - if (!obj->maps || !obj->nr_maps || (obj->nr_maps == 1)) - return 0; - - for (i = 1; i < obj->nr_maps; i++) { - const struct bpf_map *a = &obj->maps[i - 1]; - const struct bpf_map *b = &obj->maps[i]; - - if (b->offset - a->offset < sizeof(struct bpf_map_def)) { - pr_warning("corrupted map section in %s: map \"%s\" too small\n", - obj->path, a->name); - return -EINVAL; - } - } - return 0; -} - static int compare_bpf_map(const void *_a, const void *_b) { const struct bpf_map *a = _a; @@ -564,7 +590,7 @@ static int compare_bpf_map(const void *_a, const void *_b) static int bpf_object__init_maps(struct bpf_object *obj) { - int i, map_idx, nr_maps = 0; + int i, map_idx, map_def_sz, nr_maps = 0; Elf_Scn *scn; Elf_Data *data; Elf_Data *symbols = obj->efile.symbols; @@ -607,6 +633,15 @@ bpf_object__init_maps(struct bpf_object *obj) if (!nr_maps) return 0; + /* Assume equally sized map definitions */ + map_def_sz = data->d_size / nr_maps; + if (!data->d_size || (data->d_size % nr_maps) != 0) { + pr_warning("unable to determine map definition size " + "section %s, %d maps in %zd bytes\n", + obj->path, nr_maps, data->d_size); + return -EINVAL; + } + obj->maps = calloc(nr_maps, sizeof(obj->maps[0])); if (!obj->maps) { pr_warning("alloc maps for object failed\n"); @@ -639,7 +674,7 @@ bpf_object__init_maps(struct bpf_object *obj) obj->efile.strtabidx, sym.st_name); obj->maps[map_idx].offset = sym.st_value; - if (sym.st_value + sizeof(struct bpf_map_def) > data->d_size) { + if (sym.st_value + map_def_sz > data->d_size) { pr_warning("corrupted maps section in %s: last map \"%s\" too small\n", obj->path, map_name); return -EINVAL; @@ -653,12 +688,40 @@ bpf_object__init_maps(struct bpf_object *obj) pr_debug("map %d is \"%s\"\n", map_idx, obj->maps[map_idx].name); def = (struct bpf_map_def *)(data->d_buf + sym.st_value); - obj->maps[map_idx].def = *def; + /* + * If the definition of the map in the object file fits in + * bpf_map_def, copy it. Any extra fields in our version + * of bpf_map_def will default to zero as a result of the + * calloc above. + */ + if (map_def_sz <= sizeof(struct bpf_map_def)) { + memcpy(&obj->maps[map_idx].def, def, map_def_sz); + } else { + /* + * Here the map structure being read is bigger than what + * we expect, truncate if the excess bits are all zero. + * If they are not zero, reject this map as + * incompatible. + */ + char *b; + for (b = ((char *)def) + sizeof(struct bpf_map_def); + b < ((char *)def) + map_def_sz; b++) { + if (*b != 0) { + pr_warning("maps section in %s: \"%s\" " + "has unrecognized, non-zero " + "options\n", + obj->path, map_name); + return -EINVAL; + } + } + memcpy(&obj->maps[map_idx].def, def, + sizeof(struct bpf_map_def)); + } map_idx++; } qsort(obj->maps, obj->nr_maps, sizeof(obj->maps[0]), compare_bpf_map); - return bpf_object__validate_maps(obj); + return 0; } static int bpf_object__elf_collect(struct bpf_object *obj) @@ -766,8 +829,12 @@ static int bpf_object__elf_collect(struct bpf_object *obj) pr_warning("Corrupted ELF file: index of strtab invalid\n"); return LIBBPF_ERRNO__FORMAT; } - if (obj->efile.maps_shndx >= 0) + if (obj->efile.maps_shndx >= 0) { err = bpf_object__init_maps(obj); + if (err) + goto out; + } + err = bpf_object__init_prog_names(obj); out: return err; } @@ -870,11 +937,12 @@ bpf_object__create_maps(struct bpf_object *obj) struct bpf_map_def *def = &obj->maps[i].def; int *pfd = &obj->maps[i].fd; - *pfd = bpf_create_map(def->type, - def->key_size, - def->value_size, - def->max_entries, - 0); + *pfd = bpf_create_map_name(def->type, + obj->maps[i].name, + def->key_size, + def->value_size, + def->max_entries, + def->map_flags); if (*pfd < 0) { size_t j; int err = *pfd; @@ -982,7 +1050,7 @@ static int bpf_object__collect_reloc(struct bpf_object *obj) } static int -load_program(enum bpf_prog_type type, struct bpf_insn *insns, +load_program(enum bpf_prog_type type, const char *name, struct bpf_insn *insns, int insns_cnt, char *license, u32 kern_version, int *pfd) { int ret; @@ -995,8 +1063,8 @@ load_program(enum bpf_prog_type type, struct bpf_insn *insns, if (!log_buf) pr_warning("Alloc log buffer for bpf loader error, continue without log\n"); - ret = bpf_load_program(type, insns, insns_cnt, license, - kern_version, log_buf, BPF_LOG_BUF_SIZE); + ret = bpf_load_program_name(type, name, insns, insns_cnt, license, + kern_version, log_buf, BPF_LOG_BUF_SIZE); if (ret >= 0) { *pfd = ret; @@ -1021,9 +1089,9 @@ load_program(enum bpf_prog_type type, struct bpf_insn *insns, if (type != BPF_PROG_TYPE_KPROBE) { int fd; - fd = bpf_load_program(BPF_PROG_TYPE_KPROBE, insns, - insns_cnt, license, kern_version, - NULL, 0); + fd = bpf_load_program_name(BPF_PROG_TYPE_KPROBE, name, + insns, insns_cnt, license, + kern_version, NULL, 0); if (fd >= 0) { close(fd); ret = -LIBBPF_ERRNO__PROGTYPE; @@ -1067,8 +1135,8 @@ bpf_program__load(struct bpf_program *prog, pr_warning("Program '%s' is inconsistent: nr(%d) != 1\n", prog->section_name, prog->instances.nr); } - err = load_program(prog->type, prog->insns, prog->insns_cnt, - license, kern_version, &fd); + err = load_program(prog->type, prog->name, prog->insns, + prog->insns_cnt, license, kern_version, &fd); if (!err) prog->instances.fds[0] = fd; goto out; @@ -1096,7 +1164,8 @@ bpf_program__load(struct bpf_program *prog, continue; } - err = load_program(prog->type, result.new_insn_ptr, + err = load_program(prog->type, prog->name, + result.new_insn_ptr, result.new_insn_cnt, license, kern_version, &fd); diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h index 7959086eb9c9..6e20003109e0 100644 --- a/tools/lib/bpf/libbpf.h +++ b/tools/lib/bpf/libbpf.h @@ -207,6 +207,7 @@ struct bpf_map_def { unsigned int key_size; unsigned int value_size; unsigned int max_entries; + unsigned int map_flags; }; /* diff --git a/tools/lib/hweight.c b/tools/lib/hweight.c index 0b859b884339..a16ebf515417 100644 --- a/tools/lib/hweight.c +++ b/tools/lib/hweight.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/bitops.h> #include <asm/types.h> diff --git a/tools/lib/lockdep/Makefile b/tools/lib/lockdep/Makefile index ed9ace59d112..9b0ca3ad1ef3 100644 --- a/tools/lib/lockdep/Makefile +++ b/tools/lib/lockdep/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # file format version FILE_VERSION = 1 diff --git a/tools/lib/lockdep/common.c b/tools/lib/lockdep/common.c index d1c89cc06f5f..5c3b58cce8a9 100644 --- a/tools/lib/lockdep/common.c +++ b/tools/lib/lockdep/common.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stddef.h> #include <stdbool.h> #include <linux/compiler.h> diff --git a/tools/lib/lockdep/include/liblockdep/common.h b/tools/lib/lockdep/include/liblockdep/common.h index 6e66277ec437..8862da80995a 100644 --- a/tools/lib/lockdep/include/liblockdep/common.h +++ b/tools/lib/lockdep/include/liblockdep/common.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LIBLOCKDEP_COMMON_H #define _LIBLOCKDEP_COMMON_H diff --git a/tools/lib/lockdep/include/liblockdep/mutex.h b/tools/lib/lockdep/include/liblockdep/mutex.h index ee53a42818ca..a80ac39f966e 100644 --- a/tools/lib/lockdep/include/liblockdep/mutex.h +++ b/tools/lib/lockdep/include/liblockdep/mutex.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LIBLOCKDEP_MUTEX_H #define _LIBLOCKDEP_MUTEX_H diff --git a/tools/lib/lockdep/include/liblockdep/rwlock.h b/tools/lib/lockdep/include/liblockdep/rwlock.h index 4ec03f861551..a96c3bf0fef1 100644 --- a/tools/lib/lockdep/include/liblockdep/rwlock.h +++ b/tools/lib/lockdep/include/liblockdep/rwlock.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LIBLOCKDEP_RWLOCK_H #define _LIBLOCKDEP_RWLOCK_H diff --git a/tools/lib/lockdep/lockdep.c b/tools/lib/lockdep/lockdep.c index ced6d7443cea..6002fcf2f9bc 100644 --- a/tools/lib/lockdep/lockdep.c +++ b/tools/lib/lockdep/lockdep.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/lockdep.h> #include <stdlib.h> diff --git a/tools/lib/lockdep/preload.c b/tools/lib/lockdep/preload.c index 6a2d3c5d4e92..76245d16196d 100644 --- a/tools/lib/lockdep/preload.c +++ b/tools/lib/lockdep/preload.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include <pthread.h> #include <stdio.h> diff --git a/tools/lib/lockdep/run_tests.sh b/tools/lib/lockdep/run_tests.sh index f9b94098fc98..2e570a188f16 100755 --- a/tools/lib/lockdep/run_tests.sh +++ b/tools/lib/lockdep/run_tests.sh @@ -1,4 +1,5 @@ #! /bin/bash +# SPDX-License-Identifier: GPL-2.0 make &> /dev/null diff --git a/tools/lib/lockdep/tests/AA.c b/tools/lib/lockdep/tests/AA.c index 18211a5f354f..63c7ce97bda3 100644 --- a/tools/lib/lockdep/tests/AA.c +++ b/tools/lib/lockdep/tests/AA.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <liblockdep/mutex.h> int main(void) diff --git a/tools/lib/lockdep/tests/ABA.c b/tools/lib/lockdep/tests/ABA.c index 0f782ff404ac..efa39b23f05d 100644 --- a/tools/lib/lockdep/tests/ABA.c +++ b/tools/lib/lockdep/tests/ABA.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <liblockdep/mutex.h> void main(void) diff --git a/tools/lib/lockdep/tests/ABBA.c b/tools/lib/lockdep/tests/ABBA.c index 07f0e29d5485..1460afd33d71 100644 --- a/tools/lib/lockdep/tests/ABBA.c +++ b/tools/lib/lockdep/tests/ABBA.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <liblockdep/mutex.h> #include "common.h" diff --git a/tools/lib/lockdep/tests/ABBA_2threads.c b/tools/lib/lockdep/tests/ABBA_2threads.c index cd807d736361..39325ef8a2ac 100644 --- a/tools/lib/lockdep/tests/ABBA_2threads.c +++ b/tools/lib/lockdep/tests/ABBA_2threads.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <pthread.h> diff --git a/tools/lib/lockdep/tests/ABBCCA.c b/tools/lib/lockdep/tests/ABBCCA.c index 843db09ac666..a54c1b2af118 100644 --- a/tools/lib/lockdep/tests/ABBCCA.c +++ b/tools/lib/lockdep/tests/ABBCCA.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <liblockdep/mutex.h> #include "common.h" diff --git a/tools/lib/lockdep/tests/ABBCCDDA.c b/tools/lib/lockdep/tests/ABBCCDDA.c index 33620e268f85..aa5d194e8869 100644 --- a/tools/lib/lockdep/tests/ABBCCDDA.c +++ b/tools/lib/lockdep/tests/ABBCCDDA.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <liblockdep/mutex.h> #include "common.h" diff --git a/tools/lib/lockdep/tests/ABCABC.c b/tools/lib/lockdep/tests/ABCABC.c index 3fee51e3a68a..b54a08e60416 100644 --- a/tools/lib/lockdep/tests/ABCABC.c +++ b/tools/lib/lockdep/tests/ABCABC.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <liblockdep/mutex.h> #include "common.h" diff --git a/tools/lib/lockdep/tests/ABCDBCDA.c b/tools/lib/lockdep/tests/ABCDBCDA.c index 427ba562c75b..a56742250d86 100644 --- a/tools/lib/lockdep/tests/ABCDBCDA.c +++ b/tools/lib/lockdep/tests/ABCDBCDA.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <liblockdep/mutex.h> #include "common.h" diff --git a/tools/lib/lockdep/tests/ABCDBDDA.c b/tools/lib/lockdep/tests/ABCDBDDA.c index 680c6cf3e919..238a3353f3c3 100644 --- a/tools/lib/lockdep/tests/ABCDBDDA.c +++ b/tools/lib/lockdep/tests/ABCDBDDA.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <liblockdep/mutex.h> #include "common.h" diff --git a/tools/lib/lockdep/tests/WW.c b/tools/lib/lockdep/tests/WW.c index d44f77d71029..eee88df7fc41 100644 --- a/tools/lib/lockdep/tests/WW.c +++ b/tools/lib/lockdep/tests/WW.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <liblockdep/rwlock.h> void main(void) diff --git a/tools/lib/lockdep/tests/common.h b/tools/lib/lockdep/tests/common.h index d89e94d47d86..3026c29ccb5c 100644 --- a/tools/lib/lockdep/tests/common.h +++ b/tools/lib/lockdep/tests/common.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LIBLOCKDEP_TEST_COMMON_H #define _LIBLOCKDEP_TEST_COMMON_H diff --git a/tools/lib/lockdep/tests/unlock_balance.c b/tools/lib/lockdep/tests/unlock_balance.c index 0bc62de686f7..34cf32f689de 100644 --- a/tools/lib/lockdep/tests/unlock_balance.c +++ b/tools/lib/lockdep/tests/unlock_balance.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <liblockdep/mutex.h> void main(void) diff --git a/tools/lib/str_error_r.c b/tools/lib/str_error_r.c index 503ae072244c..d6d65537b0d9 100644 --- a/tools/lib/str_error_r.c +++ b/tools/lib/str_error_r.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #undef _GNU_SOURCE #include <string.h> #include <stdio.h> diff --git a/tools/lib/string.c b/tools/lib/string.c index a4246f14ded1..93b3d4b6feac 100644 --- a/tools/lib/string.c +++ b/tools/lib/string.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/tools/lib/string.c * diff --git a/tools/lib/subcmd/Makefile b/tools/lib/subcmd/Makefile index 7e9f03c97e4c..95563b8e1ad7 100644 --- a/tools/lib/subcmd/Makefile +++ b/tools/lib/subcmd/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 include ../../scripts/Makefile.include include ../../scripts/utilities.mak # QUIET_CLEAN diff --git a/tools/lib/subcmd/exec-cmd.c b/tools/lib/subcmd/exec-cmd.c index 1ae833af1a4a..33e94fb83986 100644 --- a/tools/lib/subcmd/exec-cmd.c +++ b/tools/lib/subcmd/exec-cmd.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include <linux/string.h> #include <sys/types.h> diff --git a/tools/lib/subcmd/exec-cmd.h b/tools/lib/subcmd/exec-cmd.h index 5d08bda31d90..aba591b8d254 100644 --- a/tools/lib/subcmd/exec-cmd.h +++ b/tools/lib/subcmd/exec-cmd.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __SUBCMD_EXEC_CMD_H #define __SUBCMD_EXEC_CMD_H diff --git a/tools/lib/subcmd/help.c b/tools/lib/subcmd/help.c index 0310520f918e..2859f107abc8 100644 --- a/tools/lib/subcmd/help.c +++ b/tools/lib/subcmd/help.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <stdlib.h> #include <string.h> diff --git a/tools/lib/subcmd/help.h b/tools/lib/subcmd/help.h index 9bd4223dc722..355c066c8d49 100644 --- a/tools/lib/subcmd/help.h +++ b/tools/lib/subcmd/help.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __SUBCMD_HELP_H #define __SUBCMD_HELP_H diff --git a/tools/lib/subcmd/pager.c b/tools/lib/subcmd/pager.c index 6518bea926d6..5ba754d17952 100644 --- a/tools/lib/subcmd/pager.c +++ b/tools/lib/subcmd/pager.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/select.h> #include <stdlib.h> #include <stdio.h> diff --git a/tools/lib/subcmd/pager.h b/tools/lib/subcmd/pager.h index 623f5542d05d..f1a53cf29880 100644 --- a/tools/lib/subcmd/pager.h +++ b/tools/lib/subcmd/pager.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __SUBCMD_PAGER_H #define __SUBCMD_PAGER_H diff --git a/tools/lib/subcmd/parse-options.c b/tools/lib/subcmd/parse-options.c index 2bd6fd0c1d40..f6a1babcbac4 100644 --- a/tools/lib/subcmd/parse-options.c +++ b/tools/lib/subcmd/parse-options.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include <linux/string.h> #include <linux/types.h> diff --git a/tools/lib/subcmd/parse-options.h b/tools/lib/subcmd/parse-options.h index f054ca1b899d..92fdbe1519f6 100644 --- a/tools/lib/subcmd/parse-options.h +++ b/tools/lib/subcmd/parse-options.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __SUBCMD_PARSE_OPTIONS_H #define __SUBCMD_PARSE_OPTIONS_H diff --git a/tools/lib/subcmd/run-command.c b/tools/lib/subcmd/run-command.c index 911f83942723..5cdac2162532 100644 --- a/tools/lib/subcmd/run-command.c +++ b/tools/lib/subcmd/run-command.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <unistd.h> #include <sys/types.h> #include <sys/stat.h> diff --git a/tools/lib/subcmd/run-command.h b/tools/lib/subcmd/run-command.h index fe2befea1e73..17d969c6add3 100644 --- a/tools/lib/subcmd/run-command.h +++ b/tools/lib/subcmd/run-command.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __SUBCMD_RUN_COMMAND_H #define __SUBCMD_RUN_COMMAND_H diff --git a/tools/lib/subcmd/sigchain.c b/tools/lib/subcmd/sigchain.c index 3537c348a18e..f0fe3dbef7f7 100644 --- a/tools/lib/subcmd/sigchain.c +++ b/tools/lib/subcmd/sigchain.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <signal.h> #include "subcmd-util.h" #include "sigchain.h" diff --git a/tools/lib/subcmd/sigchain.h b/tools/lib/subcmd/sigchain.h index 0c919f2874ca..1ec663af43ea 100644 --- a/tools/lib/subcmd/sigchain.h +++ b/tools/lib/subcmd/sigchain.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __SUBCMD_SIGCHAIN_H #define __SUBCMD_SIGCHAIN_H diff --git a/tools/lib/subcmd/subcmd-config.c b/tools/lib/subcmd/subcmd-config.c index d017c728bd1b..84a7cf6c7878 100644 --- a/tools/lib/subcmd/subcmd-config.c +++ b/tools/lib/subcmd/subcmd-config.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "subcmd-config.h" #define UNDEFINED "SUBCMD_HAS_NOT_BEEN_INITIALIZED" diff --git a/tools/lib/subcmd/subcmd-config.h b/tools/lib/subcmd/subcmd-config.h index cc8514030b5c..9024dc17d100 100644 --- a/tools/lib/subcmd/subcmd-config.h +++ b/tools/lib/subcmd/subcmd-config.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_SUBCMD_CONFIG_H #define __PERF_SUBCMD_CONFIG_H diff --git a/tools/lib/subcmd/subcmd-util.h b/tools/lib/subcmd/subcmd-util.h index 8fa5f036eff0..794a375dad36 100644 --- a/tools/lib/subcmd/subcmd-util.h +++ b/tools/lib/subcmd/subcmd-util.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __SUBCMD_UTIL_H #define __SUBCMD_UTIL_H diff --git a/tools/lib/symbol/kallsyms.c b/tools/lib/symbol/kallsyms.c index d270ac00613d..914cb8e3d40b 100644 --- a/tools/lib/symbol/kallsyms.c +++ b/tools/lib/symbol/kallsyms.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <ctype.h> #include "symbol/kallsyms.h" #include <stdio.h> diff --git a/tools/lib/symbol/kallsyms.h b/tools/lib/symbol/kallsyms.h index 4071316a766e..bc40101d72c1 100644 --- a/tools/lib/symbol/kallsyms.h +++ b/tools/lib/symbol/kallsyms.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __TOOLS_KALLSYMS_H_ #define __TOOLS_KALLSYMS_H_ 1 diff --git a/tools/lib/traceevent/Makefile b/tools/lib/traceevent/Makefile index 9b8555ea3459..46cd5f871ad7 100644 --- a/tools/lib/traceevent/Makefile +++ b/tools/lib/traceevent/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # trace-cmd version EP_VERSION = 1 EP_PATCHLEVEL = 1 diff --git a/tools/lib/traceevent/plugin_cfg80211.c b/tools/lib/traceevent/plugin_cfg80211.c index ec57d0c1fbc2..8f8586912da7 100644 --- a/tools/lib/traceevent/plugin_cfg80211.c +++ b/tools/lib/traceevent/plugin_cfg80211.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <string.h> #include <inttypes.h> diff --git a/tools/lib/traceevent/plugin_scsi.c b/tools/lib/traceevent/plugin_scsi.c index 3727de48c8d5..5e750af2b461 100644 --- a/tools/lib/traceevent/plugin_scsi.c +++ b/tools/lib/traceevent/plugin_scsi.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <string.h> #include <inttypes.h> diff --git a/tools/lib/traceevent/plugin_xen.c b/tools/lib/traceevent/plugin_xen.c index 3a413eaada68..690173bfa13e 100644 --- a/tools/lib/traceevent/plugin_xen.c +++ b/tools/lib/traceevent/plugin_xen.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <stdlib.h> #include <string.h> diff --git a/tools/lib/vsprintf.c b/tools/lib/vsprintf.c index 45f9a06daa56..e08ee147eab4 100644 --- a/tools/lib/vsprintf.c +++ b/tools/lib/vsprintf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/types.h> #include <linux/kernel.h> #include <stdio.h> diff --git a/tools/nfsd/inject_fault.sh b/tools/nfsd/inject_fault.sh index 06a399ac8b2f..10ceee64a09a 100755 --- a/tools/nfsd/inject_fault.sh +++ b/tools/nfsd/inject_fault.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 # # Copyright (c) 2011 Bryan Schumaker <bjschuma@netapp.com> # diff --git a/tools/objtool/Makefile b/tools/objtool/Makefile index 6976c73e60c4..424b1965d06f 100644 --- a/tools/objtool/Makefile +++ b/tools/objtool/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 include ../scripts/Makefile.include include ../scripts/Makefile.arch diff --git a/tools/objtool/arch/x86/insn/gen-insn-attr-x86.awk b/tools/objtool/arch/x86/insn/gen-insn-attr-x86.awk index a3d2c62fd805..b02a36b2c14f 100644 --- a/tools/objtool/arch/x86/insn/gen-insn-attr-x86.awk +++ b/tools/objtool/arch/x86/insn/gen-insn-attr-x86.awk @@ -1,4 +1,5 @@ #!/bin/awk -f +# SPDX-License-Identifier: GPL-2.0 # gen-insn-attr-x86.awk: Instruction attribute table generator # Written by Masami Hiramatsu <mhiramat@redhat.com> # diff --git a/tools/objtool/check.c b/tools/objtool/check.c index a0c518ecf085..c0e26ad1fa7e 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -267,12 +267,13 @@ static int decode_instructions(struct objtool_file *file) &insn->immediate, &insn->stack_op); if (ret) - return ret; + goto err; if (!insn->type || insn->type > INSN_LAST) { WARN_FUNC("invalid instruction type %d", insn->sec, insn->offset, insn->type); - return -1; + ret = -1; + goto err; } hash_add(file->insn_hash, &insn->hash, insn->offset); @@ -296,6 +297,10 @@ static int decode_instructions(struct objtool_file *file) } return 0; + +err: + free(insn); + return ret; } /* diff --git a/tools/pci/pcitest.sh b/tools/pci/pcitest.sh index 5442bbea4c22..77e8c85ef744 100644 --- a/tools/pci/pcitest.sh +++ b/tools/pci/pcitest.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 echo "BAR tests" echo diff --git a/tools/pcmcia/Makefile b/tools/pcmcia/Makefile index 81a7498c5cd9..eae24df1dbf5 100644 --- a/tools/pcmcia/Makefile +++ b/tools/pcmcia/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CC := $(CROSS_COMPILE)gcc CFLAGS := -I../../usr/include diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt index e397453e5a46..63526f4416ea 100644 --- a/tools/perf/Documentation/perf-record.txt +++ b/tools/perf/Documentation/perf-record.txt @@ -8,8 +8,8 @@ perf-record - Run a command and record its profile into perf.data SYNOPSIS -------- [verse] -'perf record' [-e <EVENT> | --event=EVENT] [-l] [-a] <command> -'perf record' [-e <EVENT> | --event=EVENT] [-l] [-a] -- <command> [<options>] +'perf record' [-e <EVENT> | --event=EVENT] [-a] <command> +'perf record' [-e <EVENT> | --event=EVENT] [-a] -- <command> [<options>] DESCRIPTION ----------- diff --git a/tools/perf/Makefile b/tools/perf/Makefile index 32a64e619028..225454416ed5 100644 --- a/tools/perf/Makefile +++ b/tools/perf/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # This is a simple wrapper Makefile that calls the main Makefile.perf # with a -j option to do parallel builds diff --git a/tools/perf/arch/arm/annotate/instructions.c b/tools/perf/arch/arm/annotate/instructions.c index 1ce0872b1726..b39b16395aac 100644 --- a/tools/perf/arch/arm/annotate/instructions.c +++ b/tools/perf/arch/arm/annotate/instructions.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/types.h> #include <regex.h> diff --git a/tools/perf/arch/arm/include/dwarf-regs-table.h b/tools/perf/arch/arm/include/dwarf-regs-table.h index f298d034c37b..5a45046fab72 100644 --- a/tools/perf/arch/arm/include/dwarf-regs-table.h +++ b/tools/perf/arch/arm/include/dwarf-regs-table.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifdef DEFINE_DWARF_REGSTR_TABLE /* This is included in perf/util/dwarf-regs.c */ diff --git a/tools/perf/arch/arm/include/perf_regs.h b/tools/perf/arch/arm/include/perf_regs.h index f619c9c5a4bf..ed20e0253e25 100644 --- a/tools/perf/arch/arm/include/perf_regs.h +++ b/tools/perf/arch/arm/include/perf_regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ARCH_PERF_REGS_H #define ARCH_PERF_REGS_H diff --git a/tools/perf/arch/arm/tests/dwarf-unwind.c b/tools/perf/arch/arm/tests/dwarf-unwind.c index 62eff847f91c..8cb347760233 100644 --- a/tools/perf/arch/arm/tests/dwarf-unwind.c +++ b/tools/perf/arch/arm/tests/dwarf-unwind.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <string.h> #include "perf_regs.h" #include "thread.h" diff --git a/tools/perf/arch/arm/tests/regs_load.S b/tools/perf/arch/arm/tests/regs_load.S index e09e983946fe..6e2495cc4517 100644 --- a/tools/perf/arch/arm/tests/regs_load.S +++ b/tools/perf/arch/arm/tests/regs_load.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <linux/linkage.h> #define R0 0x00 diff --git a/tools/perf/arch/arm/util/unwind-libdw.c b/tools/perf/arch/arm/util/unwind-libdw.c index bacfa00fca39..36ba4c69c3c5 100644 --- a/tools/perf/arch/arm/util/unwind-libdw.c +++ b/tools/perf/arch/arm/util/unwind-libdw.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <elfutils/libdwfl.h> #include "../../util/unwind-libdw.h" #include "../../util/perf_regs.h" diff --git a/tools/perf/arch/arm/util/unwind-libunwind.c b/tools/perf/arch/arm/util/unwind-libunwind.c index 62c397ed3d97..3a550225dfaf 100644 --- a/tools/perf/arch/arm/util/unwind-libunwind.c +++ b/tools/perf/arch/arm/util/unwind-libunwind.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <libunwind.h> diff --git a/tools/perf/arch/arm64/Makefile b/tools/perf/arch/arm64/Makefile index eebe1ec9d2ee..91de4860faad 100644 --- a/tools/perf/arch/arm64/Makefile +++ b/tools/perf/arch/arm64/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 ifndef NO_DWARF PERF_HAVE_DWARF_REGS := 1 endif diff --git a/tools/perf/arch/arm64/annotate/instructions.c b/tools/perf/arch/arm64/annotate/instructions.c index 8f1908756cb6..9a3e0523e2c9 100644 --- a/tools/perf/arch/arm64/annotate/instructions.c +++ b/tools/perf/arch/arm64/annotate/instructions.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/types.h> #include <regex.h> diff --git a/tools/perf/arch/arm64/include/dwarf-regs-table.h b/tools/perf/arch/arm64/include/dwarf-regs-table.h index 36e375f5a211..177b2855f797 100644 --- a/tools/perf/arch/arm64/include/dwarf-regs-table.h +++ b/tools/perf/arch/arm64/include/dwarf-regs-table.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifdef DEFINE_DWARF_REGSTR_TABLE /* This is included in perf/util/dwarf-regs.c */ diff --git a/tools/perf/arch/arm64/include/perf_regs.h b/tools/perf/arch/arm64/include/perf_regs.h index 4e5af27e3fbf..baaa5e64a3fb 100644 --- a/tools/perf/arch/arm64/include/perf_regs.h +++ b/tools/perf/arch/arm64/include/perf_regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ARCH_PERF_REGS_H #define ARCH_PERF_REGS_H diff --git a/tools/perf/arch/arm64/tests/dwarf-unwind.c b/tools/perf/arch/arm64/tests/dwarf-unwind.c index cf04a4c91c59..e907f0f4c20c 100644 --- a/tools/perf/arch/arm64/tests/dwarf-unwind.c +++ b/tools/perf/arch/arm64/tests/dwarf-unwind.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <string.h> #include "perf_regs.h" #include "thread.h" diff --git a/tools/perf/arch/arm64/tests/regs_load.S b/tools/perf/arch/arm64/tests/regs_load.S index 025b46e579a6..07042511dca9 100644 --- a/tools/perf/arch/arm64/tests/regs_load.S +++ b/tools/perf/arch/arm64/tests/regs_load.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <linux/linkage.h> .text diff --git a/tools/perf/arch/arm64/util/unwind-libunwind.c b/tools/perf/arch/arm64/util/unwind-libunwind.c index b415dfdbccca..002520d4036b 100644 --- a/tools/perf/arch/arm64/util/unwind-libunwind.c +++ b/tools/perf/arch/arm64/util/unwind-libunwind.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #ifndef REMOTE_UNWIND_LIBUNWIND diff --git a/tools/perf/arch/common.c b/tools/perf/arch/common.c index 6b40e9f01740..8c0cfeb55f8e 100644 --- a/tools/perf/arch/common.c +++ b/tools/perf/arch/common.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <sys/utsname.h> #include "common.h" diff --git a/tools/perf/arch/common.h b/tools/perf/arch/common.h index 6b01c736b7d9..a1546509ad24 100644 --- a/tools/perf/arch/common.h +++ b/tools/perf/arch/common.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ARCH_PERF_COMMON_H #define ARCH_PERF_COMMON_H diff --git a/tools/perf/arch/powerpc/Makefile b/tools/perf/arch/powerpc/Makefile index cc3930904d68..42dab7c8f508 100644 --- a/tools/perf/arch/powerpc/Makefile +++ b/tools/perf/arch/powerpc/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 ifndef NO_DWARF PERF_HAVE_DWARF_REGS := 1 endif diff --git a/tools/perf/arch/powerpc/annotate/instructions.c b/tools/perf/arch/powerpc/annotate/instructions.c index 3c4004db81b9..b7bc04980fe8 100644 --- a/tools/perf/arch/powerpc/annotate/instructions.c +++ b/tools/perf/arch/powerpc/annotate/instructions.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 static struct ins_ops *powerpc__associate_instruction_ops(struct arch *arch, const char *name) { int i; diff --git a/tools/perf/arch/powerpc/include/arch-tests.h b/tools/perf/arch/powerpc/include/arch-tests.h index 84d8dedef2ed..1c7be75cbc78 100644 --- a/tools/perf/arch/powerpc/include/arch-tests.h +++ b/tools/perf/arch/powerpc/include/arch-tests.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ARCH_TESTS_H #define ARCH_TESTS_H diff --git a/tools/perf/arch/powerpc/include/dwarf-regs-table.h b/tools/perf/arch/powerpc/include/dwarf-regs-table.h index db4730f5585c..66dc015a733d 100644 --- a/tools/perf/arch/powerpc/include/dwarf-regs-table.h +++ b/tools/perf/arch/powerpc/include/dwarf-regs-table.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifdef DEFINE_DWARF_REGSTR_TABLE /* This is included in perf/util/dwarf-regs.c */ diff --git a/tools/perf/arch/powerpc/include/perf_regs.h b/tools/perf/arch/powerpc/include/perf_regs.h index c12f4e804f66..00e37b106913 100644 --- a/tools/perf/arch/powerpc/include/perf_regs.h +++ b/tools/perf/arch/powerpc/include/perf_regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ARCH_PERF_REGS_H #define ARCH_PERF_REGS_H diff --git a/tools/perf/arch/powerpc/tests/arch-tests.c b/tools/perf/arch/powerpc/tests/arch-tests.c index e24f46241f40..8c3fbd4af817 100644 --- a/tools/perf/arch/powerpc/tests/arch-tests.c +++ b/tools/perf/arch/powerpc/tests/arch-tests.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <string.h> #include "tests/tests.h" #include "arch-tests.h" diff --git a/tools/perf/arch/powerpc/tests/dwarf-unwind.c b/tools/perf/arch/powerpc/tests/dwarf-unwind.c index 0bac3137ccbd..30cbbd6d5be0 100644 --- a/tools/perf/arch/powerpc/tests/dwarf-unwind.c +++ b/tools/perf/arch/powerpc/tests/dwarf-unwind.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <string.h> #include "perf_regs.h" #include "thread.h" diff --git a/tools/perf/arch/powerpc/tests/regs_load.S b/tools/perf/arch/powerpc/tests/regs_load.S index d76c9a32f327..36a20b0033f9 100644 --- a/tools/perf/arch/powerpc/tests/regs_load.S +++ b/tools/perf/arch/powerpc/tests/regs_load.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <linux/linkage.h> /* Offset is based on macros from arch/powerpc/include/uapi/asm/ptrace.h. */ diff --git a/tools/perf/arch/powerpc/util/book3s_hcalls.h b/tools/perf/arch/powerpc/util/book3s_hcalls.h index 0dd6b7f2d44f..54cfa0530e86 100644 --- a/tools/perf/arch/powerpc/util/book3s_hcalls.h +++ b/tools/perf/arch/powerpc/util/book3s_hcalls.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ARCH_PERF_BOOK3S_HV_HCALLS_H #define ARCH_PERF_BOOK3S_HV_HCALLS_H diff --git a/tools/perf/arch/powerpc/util/book3s_hv_exits.h b/tools/perf/arch/powerpc/util/book3s_hv_exits.h index e68ba2da8970..853b95d1e139 100644 --- a/tools/perf/arch/powerpc/util/book3s_hv_exits.h +++ b/tools/perf/arch/powerpc/util/book3s_hv_exits.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ARCH_PERF_BOOK3S_HV_EXITS_H #define ARCH_PERF_BOOK3S_HV_EXITS_H diff --git a/tools/perf/arch/powerpc/util/header.c b/tools/perf/arch/powerpc/util/header.c index 9aaa6f5a9347..7a4cf80c207a 100644 --- a/tools/perf/arch/powerpc/util/header.c +++ b/tools/perf/arch/powerpc/util/header.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/types.h> #include <unistd.h> #include <stdio.h> diff --git a/tools/perf/arch/powerpc/util/kvm-stat.c b/tools/perf/arch/powerpc/util/kvm-stat.c index 249723f0e6a9..596ad6aedaac 100644 --- a/tools/perf/arch/powerpc/util/kvm-stat.c +++ b/tools/perf/arch/powerpc/util/kvm-stat.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include "util/kvm-stat.h" #include "util/parse-events.h" diff --git a/tools/perf/arch/powerpc/util/perf_regs.c b/tools/perf/arch/powerpc/util/perf_regs.c index f860dc411f69..ec50939b0418 100644 --- a/tools/perf/arch/powerpc/util/perf_regs.c +++ b/tools/perf/arch/powerpc/util/perf_regs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <string.h> #include <regex.h> diff --git a/tools/perf/arch/powerpc/util/unwind-libdw.c b/tools/perf/arch/powerpc/util/unwind-libdw.c index 3a24b3c43273..7a1f05ef2fc0 100644 --- a/tools/perf/arch/powerpc/util/unwind-libdw.c +++ b/tools/perf/arch/powerpc/util/unwind-libdw.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <elfutils/libdwfl.h> #include "../../util/unwind-libdw.h" #include "../../util/perf_regs.h" diff --git a/tools/perf/arch/s390/annotate/instructions.c b/tools/perf/arch/s390/annotate/instructions.c index 745b4b1b8b21..c9a81673e8aa 100644 --- a/tools/perf/arch/s390/annotate/instructions.c +++ b/tools/perf/arch/s390/annotate/instructions.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 static struct ins_ops *s390__associate_ins_ops(struct arch *arch, const char *name) { struct ins_ops *ops = NULL; diff --git a/tools/perf/arch/s390/include/dwarf-regs-table.h b/tools/perf/arch/s390/include/dwarf-regs-table.h index 9da74a933bd6..792d4c277225 100644 --- a/tools/perf/arch/s390/include/dwarf-regs-table.h +++ b/tools/perf/arch/s390/include/dwarf-regs-table.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifdef DEFINE_DWARF_REGSTR_TABLE /* This is included in perf/util/dwarf-regs.c */ diff --git a/tools/perf/arch/s390/util/dwarf-regs.c b/tools/perf/arch/s390/util/dwarf-regs.c index 0469df02ee62..0dff5b2ed1e5 100644 --- a/tools/perf/arch/s390/util/dwarf-regs.c +++ b/tools/perf/arch/s390/util/dwarf-regs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Mapping of DWARF debug register numbers into register names. * diff --git a/tools/perf/arch/s390/util/machine.c b/tools/perf/arch/s390/util/machine.c index b9a95a1a8e69..0b2054007314 100644 --- a/tools/perf/arch/s390/util/machine.c +++ b/tools/perf/arch/s390/util/machine.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <unistd.h> #include <stdio.h> #include <string.h> diff --git a/tools/perf/arch/sh/include/dwarf-regs-table.h b/tools/perf/arch/sh/include/dwarf-regs-table.h index 3a2deaf3dab4..900e69619970 100644 --- a/tools/perf/arch/sh/include/dwarf-regs-table.h +++ b/tools/perf/arch/sh/include/dwarf-regs-table.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifdef DEFINE_DWARF_REGSTR_TABLE /* This is included in perf/util/dwarf-regs.c */ diff --git a/tools/perf/arch/sparc/include/dwarf-regs-table.h b/tools/perf/arch/sparc/include/dwarf-regs-table.h index 12c07619002c..35ede84a6b0d 100644 --- a/tools/perf/arch/sparc/include/dwarf-regs-table.h +++ b/tools/perf/arch/sparc/include/dwarf-regs-table.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifdef DEFINE_DWARF_REGSTR_TABLE /* This is included in perf/util/dwarf-regs.c */ diff --git a/tools/perf/arch/x86/Makefile b/tools/perf/arch/x86/Makefile index 9a628a24c5c9..d74eaa7aa927 100644 --- a/tools/perf/arch/x86/Makefile +++ b/tools/perf/arch/x86/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 ifndef NO_DWARF PERF_HAVE_DWARF_REGS := 1 endif diff --git a/tools/perf/arch/x86/annotate/instructions.c b/tools/perf/arch/x86/annotate/instructions.c index d84b72063a30..4adfb4ce2864 100644 --- a/tools/perf/arch/x86/annotate/instructions.c +++ b/tools/perf/arch/x86/annotate/instructions.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 static struct ins x86__instructions[] = { { .name = "add", .ops = &mov_ops, }, { .name = "addl", .ops = &mov_ops, }, diff --git a/tools/perf/arch/x86/entry/syscalls/syscalltbl.sh b/tools/perf/arch/x86/entry/syscalls/syscalltbl.sh index 49a18b9ad9cf..029a72c20b19 100755 --- a/tools/perf/arch/x86/entry/syscalls/syscalltbl.sh +++ b/tools/perf/arch/x86/entry/syscalls/syscalltbl.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 in="$1" arch="$2" diff --git a/tools/perf/arch/x86/include/arch-tests.h b/tools/perf/arch/x86/include/arch-tests.h index 4e0b806a7a0f..9834fdc7c59e 100644 --- a/tools/perf/arch/x86/include/arch-tests.h +++ b/tools/perf/arch/x86/include/arch-tests.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ARCH_TESTS_H #define ARCH_TESTS_H diff --git a/tools/perf/arch/x86/include/dwarf-regs-table.h b/tools/perf/arch/x86/include/dwarf-regs-table.h index 9b5e5cbb4209..b9bd5dc9d4c0 100644 --- a/tools/perf/arch/x86/include/dwarf-regs-table.h +++ b/tools/perf/arch/x86/include/dwarf-regs-table.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifdef DEFINE_DWARF_REGSTR_TABLE /* This is included in perf/util/dwarf-regs.c */ diff --git a/tools/perf/arch/x86/include/perf_regs.h b/tools/perf/arch/x86/include/perf_regs.h index 7df517acfef8..7f6d538f8a89 100644 --- a/tools/perf/arch/x86/include/perf_regs.h +++ b/tools/perf/arch/x86/include/perf_regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ARCH_PERF_REGS_H #define ARCH_PERF_REGS_H diff --git a/tools/perf/arch/x86/tests/arch-tests.c b/tools/perf/arch/x86/tests/arch-tests.c index 99d66191e56c..34a078136a47 100644 --- a/tools/perf/arch/x86/tests/arch-tests.c +++ b/tools/perf/arch/x86/tests/arch-tests.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <string.h> #include "tests/tests.h" #include "arch-tests.h" diff --git a/tools/perf/arch/x86/tests/dwarf-unwind.c b/tools/perf/arch/x86/tests/dwarf-unwind.c index 7f209ce827bf..95036c7a59e8 100644 --- a/tools/perf/arch/x86/tests/dwarf-unwind.c +++ b/tools/perf/arch/x86/tests/dwarf-unwind.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <string.h> #include "perf_regs.h" #include "thread.h" diff --git a/tools/perf/arch/x86/tests/insn-x86-dat-32.c b/tools/perf/arch/x86/tests/insn-x86-dat-32.c index 3cbf6fad169f..fab3c6de73fa 100644 --- a/tools/perf/arch/x86/tests/insn-x86-dat-32.c +++ b/tools/perf/arch/x86/tests/insn-x86-dat-32.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Generated by gen-insn-x86-dat.sh and gen-insn-x86-dat.awk * from insn-x86-dat-src.c for inclusion by insn-x86.c diff --git a/tools/perf/arch/x86/tests/insn-x86-dat-64.c b/tools/perf/arch/x86/tests/insn-x86-dat-64.c index aa512fa944dd..c57f34603b9b 100644 --- a/tools/perf/arch/x86/tests/insn-x86-dat-64.c +++ b/tools/perf/arch/x86/tests/insn-x86-dat-64.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Generated by gen-insn-x86-dat.sh and gen-insn-x86-dat.awk * from insn-x86-dat-src.c for inclusion by insn-x86.c diff --git a/tools/perf/arch/x86/tests/insn-x86-dat-src.c b/tools/perf/arch/x86/tests/insn-x86-dat-src.c index 6cdb65d25b79..891415b10984 100644 --- a/tools/perf/arch/x86/tests/insn-x86-dat-src.c +++ b/tools/perf/arch/x86/tests/insn-x86-dat-src.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * This file contains instructions for testing by the test titled: * diff --git a/tools/perf/arch/x86/tests/insn-x86.c b/tools/perf/arch/x86/tests/insn-x86.c index b3860586a0c2..a5d24ae5810d 100644 --- a/tools/perf/arch/x86/tests/insn-x86.c +++ b/tools/perf/arch/x86/tests/insn-x86.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/types.h> #include "debug.h" diff --git a/tools/perf/arch/x86/tests/intel-cqm.c b/tools/perf/arch/x86/tests/intel-cqm.c index 57f86b6e7d6f..90a4a8c58a62 100644 --- a/tools/perf/arch/x86/tests/intel-cqm.c +++ b/tools/perf/arch/x86/tests/intel-cqm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "tests/tests.h" #include "perf.h" #include "cloexec.h" diff --git a/tools/perf/arch/x86/tests/perf-time-to-tsc.c b/tools/perf/arch/x86/tests/perf-time-to-tsc.c index 5dd7efb192ce..b59678e8c1e2 100644 --- a/tools/perf/arch/x86/tests/perf-time-to-tsc.c +++ b/tools/perf/arch/x86/tests/perf-time-to-tsc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <inttypes.h> #include <stdio.h> diff --git a/tools/perf/arch/x86/tests/rdpmc.c b/tools/perf/arch/x86/tests/rdpmc.c index 17fec30a0b31..7a11f02d6c6c 100644 --- a/tools/perf/arch/x86/tests/rdpmc.c +++ b/tools/perf/arch/x86/tests/rdpmc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <unistd.h> #include <stdlib.h> diff --git a/tools/perf/arch/x86/tests/regs_load.S b/tools/perf/arch/x86/tests/regs_load.S index 60875d5c556c..bbe5a0d16e51 100644 --- a/tools/perf/arch/x86/tests/regs_load.S +++ b/tools/perf/arch/x86/tests/regs_load.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <linux/linkage.h> #define AX 0 diff --git a/tools/perf/arch/x86/util/group.c b/tools/perf/arch/x86/util/group.c index 37f92aa39a5d..e2f8034b8973 100644 --- a/tools/perf/arch/x86/util/group.c +++ b/tools/perf/arch/x86/util/group.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include "api/fs/fs.h" #include "util/group.h" diff --git a/tools/perf/arch/x86/util/header.c b/tools/perf/arch/x86/util/header.c index a74a48db26f5..33027c5e6f92 100644 --- a/tools/perf/arch/x86/util/header.c +++ b/tools/perf/arch/x86/util/header.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/types.h> #include <unistd.h> #include <stdio.h> diff --git a/tools/perf/arch/x86/util/kvm-stat.c b/tools/perf/arch/x86/util/kvm-stat.c index bf817beca0a8..b32409a0e546 100644 --- a/tools/perf/arch/x86/util/kvm-stat.c +++ b/tools/perf/arch/x86/util/kvm-stat.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include "../../util/kvm-stat.h" #include <asm/svm.h> diff --git a/tools/perf/arch/x86/util/perf_regs.c b/tools/perf/arch/x86/util/perf_regs.c index f95edebfb716..4b2caf6d48e7 100644 --- a/tools/perf/arch/x86/util/perf_regs.c +++ b/tools/perf/arch/x86/util/perf_regs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <string.h> #include <regex.h> diff --git a/tools/perf/arch/x86/util/pmu.c b/tools/perf/arch/x86/util/pmu.c index 79fe07158d00..63a74c32ddc5 100644 --- a/tools/perf/arch/x86/util/pmu.c +++ b/tools/perf/arch/x86/util/pmu.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <string.h> #include <linux/perf_event.h> diff --git a/tools/perf/arch/x86/util/tsc.c b/tools/perf/arch/x86/util/tsc.c index 2e5567c94e09..06bae7023a51 100644 --- a/tools/perf/arch/x86/util/tsc.c +++ b/tools/perf/arch/x86/util/tsc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdbool.h> #include <errno.h> diff --git a/tools/perf/arch/x86/util/unwind-libdw.c b/tools/perf/arch/x86/util/unwind-libdw.c index 38dc9bb2a7c9..fda8f4206ee4 100644 --- a/tools/perf/arch/x86/util/unwind-libdw.c +++ b/tools/perf/arch/x86/util/unwind-libdw.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <elfutils/libdwfl.h> #include "../../util/unwind-libdw.h" #include "../../util/perf_regs.h" diff --git a/tools/perf/arch/x86/util/unwind-libunwind.c b/tools/perf/arch/x86/util/unwind-libunwind.c index 4f16661cbdbb..9c917f80c906 100644 --- a/tools/perf/arch/x86/util/unwind-libunwind.c +++ b/tools/perf/arch/x86/util/unwind-libunwind.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #ifndef REMOTE_UNWIND_LIBUNWIND #include <errno.h> diff --git a/tools/perf/arch/xtensa/include/dwarf-regs-table.h b/tools/perf/arch/xtensa/include/dwarf-regs-table.h index aa0444a33fe6..d7c9f1fb4444 100644 --- a/tools/perf/arch/xtensa/include/dwarf-regs-table.h +++ b/tools/perf/arch/xtensa/include/dwarf-regs-table.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifdef DEFINE_DWARF_REGSTR_TABLE /* This is included in perf/util/dwarf-regs.c */ diff --git a/tools/perf/bench/bench.h b/tools/perf/bench/bench.h index 842ab2781cdc..6c9fcd757f31 100644 --- a/tools/perf/bench/bench.h +++ b/tools/perf/bench/bench.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef BENCH_H #define BENCH_H diff --git a/tools/perf/bench/futex-hash.c b/tools/perf/bench/futex-hash.c index fe16b310097f..58ae6ed8f38b 100644 --- a/tools/perf/bench/futex-hash.c +++ b/tools/perf/bench/futex-hash.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2013 Davidlohr Bueso <davidlohr@hp.com> * diff --git a/tools/perf/bench/futex-lock-pi.c b/tools/perf/bench/futex-lock-pi.c index 73a1c44ea63c..08653ae8a8c4 100644 --- a/tools/perf/bench/futex-lock-pi.c +++ b/tools/perf/bench/futex-lock-pi.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2015 Davidlohr Bueso. */ diff --git a/tools/perf/bench/futex-requeue.c b/tools/perf/bench/futex-requeue.c index 41786cbea24c..1058c194608a 100644 --- a/tools/perf/bench/futex-requeue.c +++ b/tools/perf/bench/futex-requeue.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2013 Davidlohr Bueso <davidlohr@hp.com> * diff --git a/tools/perf/bench/futex-wake-parallel.c b/tools/perf/bench/futex-wake-parallel.c index 4ab12c8e016a..b4732dad9f89 100644 --- a/tools/perf/bench/futex-wake-parallel.c +++ b/tools/perf/bench/futex-wake-parallel.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2015 Davidlohr Bueso. * diff --git a/tools/perf/bench/futex-wake.c b/tools/perf/bench/futex-wake.c index 2fa49222ef8d..8c5c0b6b5c97 100644 --- a/tools/perf/bench/futex-wake.c +++ b/tools/perf/bench/futex-wake.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2013 Davidlohr Bueso <davidlohr@hp.com> * diff --git a/tools/perf/bench/futex.h b/tools/perf/bench/futex.h index e44fd3239530..db4853f209c7 100644 --- a/tools/perf/bench/futex.h +++ b/tools/perf/bench/futex.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Glibc independent futex library for testing kernel functionality. * Shamelessly stolen from Darren Hart <dvhltc@us.ibm.com> diff --git a/tools/perf/bench/mem-functions.c b/tools/perf/bench/mem-functions.c index fbd732b54047..0251dd348124 100644 --- a/tools/perf/bench/mem-functions.c +++ b/tools/perf/bench/mem-functions.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * mem-memcpy.c * diff --git a/tools/perf/bench/mem-memcpy-arch.h b/tools/perf/bench/mem-memcpy-arch.h index 5aad2a9408b0..5bcaec5601a8 100644 --- a/tools/perf/bench/mem-memcpy-arch.h +++ b/tools/perf/bench/mem-memcpy-arch.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifdef HAVE_ARCH_X86_64_SUPPORT diff --git a/tools/perf/bench/mem-memcpy-x86-64-asm-def.h b/tools/perf/bench/mem-memcpy-x86-64-asm-def.h index 8c0c1a2770c8..50ae8bd58296 100644 --- a/tools/perf/bench/mem-memcpy-x86-64-asm-def.h +++ b/tools/perf/bench/mem-memcpy-x86-64-asm-def.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ MEMCPY_FN(memcpy_orig, "x86-64-unrolled", diff --git a/tools/perf/bench/mem-memcpy-x86-64-asm.S b/tools/perf/bench/mem-memcpy-x86-64-asm.S index f700369bb0f6..b43f8d2a34ec 100644 --- a/tools/perf/bench/mem-memcpy-x86-64-asm.S +++ b/tools/perf/bench/mem-memcpy-x86-64-asm.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* Various wrappers to make the kernel .S file build in user-space: */ diff --git a/tools/perf/bench/mem-memset-arch.h b/tools/perf/bench/mem-memset-arch.h index 0d15786d9ae3..53f45482663f 100644 --- a/tools/perf/bench/mem-memset-arch.h +++ b/tools/perf/bench/mem-memset-arch.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifdef HAVE_ARCH_X86_64_SUPPORT diff --git a/tools/perf/bench/mem-memset-x86-64-asm-def.h b/tools/perf/bench/mem-memset-x86-64-asm-def.h index f02d028771d9..dac6d2b7c39b 100644 --- a/tools/perf/bench/mem-memset-x86-64-asm-def.h +++ b/tools/perf/bench/mem-memset-x86-64-asm-def.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ MEMSET_FN(memset_orig, "x86-64-unrolled", diff --git a/tools/perf/bench/mem-memset-x86-64-asm.S b/tools/perf/bench/mem-memset-x86-64-asm.S index 58407aa24c1b..d550bd526162 100644 --- a/tools/perf/bench/mem-memset-x86-64-asm.S +++ b/tools/perf/bench/mem-memset-x86-64-asm.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #define memset MEMSET /* don't hide glibc's memset() */ #define altinstr_replacement text #define globl p2align 4; .globl diff --git a/tools/perf/bench/numa.c b/tools/perf/bench/numa.c index 469d65b21122..d95fdcc26f4b 100644 --- a/tools/perf/bench/numa.c +++ b/tools/perf/bench/numa.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * numa.c * diff --git a/tools/perf/bench/sched-messaging.c b/tools/perf/bench/sched-messaging.c index 4f961e74535b..f9d7641ae833 100644 --- a/tools/perf/bench/sched-messaging.c +++ b/tools/perf/bench/sched-messaging.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * * sched-messaging.c diff --git a/tools/perf/bench/sched-pipe.c b/tools/perf/bench/sched-pipe.c index a152737370c5..0591be008f2a 100644 --- a/tools/perf/bench/sched-pipe.c +++ b/tools/perf/bench/sched-pipe.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * * sched-pipe.c diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c index c38373195c4a..3d32aa45016d 100644 --- a/tools/perf/builtin-annotate.c +++ b/tools/perf/builtin-annotate.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * builtin-annotate.c * diff --git a/tools/perf/builtin-bench.c b/tools/perf/builtin-bench.c index 445e62881254..17a6bcd01aa6 100644 --- a/tools/perf/builtin-bench.c +++ b/tools/perf/builtin-bench.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * builtin-bench.c * diff --git a/tools/perf/builtin-buildid-cache.c b/tools/perf/builtin-buildid-cache.c index e3eb6240ced0..5f53a7ad5ef3 100644 --- a/tools/perf/builtin-buildid-cache.c +++ b/tools/perf/builtin-buildid-cache.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * builtin-buildid-cache.c * diff --git a/tools/perf/builtin-buildid-list.c b/tools/perf/builtin-buildid-list.c index fdaca16e0c74..ec2f327cd79d 100644 --- a/tools/perf/builtin-buildid-list.c +++ b/tools/perf/builtin-buildid-list.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * builtin-buildid-list.c * diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c index 475999e48f66..fd32ad08c6d4 100644 --- a/tools/perf/builtin-c2c.c +++ b/tools/perf/builtin-c2c.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * This is rewrite of original c2c tool introduced in here: * http://lwn.net/Articles/588866/ diff --git a/tools/perf/builtin-config.c b/tools/perf/builtin-config.c index a1d82e33282c..abfa49eaf7fd 100644 --- a/tools/perf/builtin-config.c +++ b/tools/perf/builtin-config.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * builtin-config.c * diff --git a/tools/perf/builtin-data.c b/tools/perf/builtin-data.c index 46cd8490baf4..dde25d4ca56d 100644 --- a/tools/perf/builtin-data.c +++ b/tools/perf/builtin-data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include "builtin.h" #include "perf.h" diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c index 0cd4cf6a344b..56223bdfa205 100644 --- a/tools/perf/builtin-diff.c +++ b/tools/perf/builtin-diff.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * builtin-diff.c * diff --git a/tools/perf/builtin-evlist.c b/tools/perf/builtin-evlist.c index 6d210e40d611..cdd145613f60 100644 --- a/tools/perf/builtin-evlist.c +++ b/tools/perf/builtin-evlist.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Builtin evlist command: Show the list of event selectors present * in a perf.data file. diff --git a/tools/perf/builtin-help.c b/tools/perf/builtin-help.c index dbe4e4153bcf..bd1fedef3d1c 100644 --- a/tools/perf/builtin-help.c +++ b/tools/perf/builtin-help.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * builtin-help.c * diff --git a/tools/perf/builtin-inject.c b/tools/perf/builtin-inject.c index 2b8032908fb2..3e0e73b0dc67 100644 --- a/tools/perf/builtin-inject.c +++ b/tools/perf/builtin-inject.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * builtin-inject.c * diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c index 24ee68ecdd42..35d4b9c9a9e8 100644 --- a/tools/perf/builtin-kmem.c +++ b/tools/perf/builtin-kmem.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "builtin.h" #include "perf.h" diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c index f309c3773522..5fb40368d5d1 100644 --- a/tools/perf/builtin-kvm.c +++ b/tools/perf/builtin-kvm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "builtin.h" #include "perf.h" diff --git a/tools/perf/builtin-list.c b/tools/perf/builtin-list.c index 4bf2cb4d25aa..eeedbe433776 100644 --- a/tools/perf/builtin-list.c +++ b/tools/perf/builtin-list.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * builtin-list.c * diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c index ff98652484a7..fe69cd6b89e1 100644 --- a/tools/perf/builtin-lock.c +++ b/tools/perf/builtin-lock.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <inttypes.h> #include "builtin.h" diff --git a/tools/perf/builtin-mem.c b/tools/perf/builtin-mem.c index 0f15634ef82c..4db960085273 100644 --- a/tools/perf/builtin-mem.c +++ b/tools/perf/builtin-mem.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <inttypes.h> #include <sys/types.h> #include <sys/stat.h> diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 56f8142ff97f..0c95ffefb6cc 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * builtin-record.c * diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index f9dff652dcbd..fae4b0340750 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * builtin-report.c * diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c index 322b4def8411..f380d91ee609 100644 --- a/tools/perf/builtin-sched.c +++ b/tools/perf/builtin-sched.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "builtin.h" #include "perf.h" diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index 3d4c3b5e1868..0fe02758de7d 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "builtin.h" #include "perf.h" @@ -586,7 +587,7 @@ static void print_sample_brstack(struct perf_sample *sample, thread__find_addr_map(thread, sample->cpumode, MAP__FUNCTION, to, &alt); } - printf("0x%"PRIx64, from); + printf(" 0x%"PRIx64, from); if (PRINT_FIELD(DSO)) { printf("("); map__fprintf_dsoname(alf.map, stdout); @@ -681,7 +682,7 @@ static void print_sample_brstackoff(struct perf_sample *sample, if (alt.map && !alt.map->dso->adjust_symbols) to = map__map_ip(alt.map, to); - printf("0x%"PRIx64, from); + printf(" 0x%"PRIx64, from); if (PRINT_FIELD(DSO)) { printf("("); map__fprintf_dsoname(alf.map, stdout); diff --git a/tools/perf/builtin-version.c b/tools/perf/builtin-version.c index d25149456a2f..37019c5d675f 100644 --- a/tools/perf/builtin-version.c +++ b/tools/perf/builtin-version.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "builtin.h" #include "perf.h" #include <linux/compiler.h> diff --git a/tools/perf/builtin.h b/tools/perf/builtin.h index d4d19fe3d050..05745f3ce912 100644 --- a/tools/perf/builtin.h +++ b/tools/perf/builtin.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef BUILTIN_H #define BUILTIN_H diff --git a/tools/perf/check-headers.sh b/tools/perf/check-headers.sh index 932fda54b8a6..50cd6228f506 100755 --- a/tools/perf/check-headers.sh +++ b/tools/perf/check-headers.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 HEADERS=' include/uapi/drm/drm.h diff --git a/tools/perf/jvmti/jvmti_agent.h b/tools/perf/jvmti/jvmti_agent.h index c53a41f48b63..fe32d8344a82 100644 --- a/tools/perf/jvmti/jvmti_agent.h +++ b/tools/perf/jvmti/jvmti_agent.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __JVMTI_AGENT_H__ #define __JVMTI_AGENT_H__ diff --git a/tools/perf/jvmti/libjvmti.c b/tools/perf/jvmti/libjvmti.c index 6d710904c837..c62c9fc9a525 100644 --- a/tools/perf/jvmti/libjvmti.c +++ b/tools/perf/jvmti/libjvmti.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include <sys/types.h> #include <stdio.h> diff --git a/tools/perf/perf-archive.sh b/tools/perf/perf-archive.sh index e91930620269..0cfb3e2cefef 100644 --- a/tools/perf/perf-archive.sh +++ b/tools/perf/perf-archive.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 # perf archive # Arnaldo Carvalho de Melo <acme@redhat.com> diff --git a/tools/perf/perf-completion.sh b/tools/perf/perf-completion.sh index 3ba80b2359cc..345f5d6e9ed5 100644 --- a/tools/perf/perf-completion.sh +++ b/tools/perf/perf-completion.sh @@ -1,4 +1,5 @@ # perf bash and zsh completion +# SPDX-License-Identifier: GPL-2.0 # Taken from git.git's completion script. __my_reassemble_comp_words_by_ref() diff --git a/tools/perf/perf-read-vdso.c b/tools/perf/perf-read-vdso.c index 764e2547c25a..8c0ca0cc428f 100644 --- a/tools/perf/perf-read-vdso.c +++ b/tools/perf/perf-read-vdso.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <string.h> diff --git a/tools/perf/perf-sys.h b/tools/perf/perf-sys.h index c11f0c76e90c..36673f98d66b 100644 --- a/tools/perf/perf-sys.h +++ b/tools/perf/perf-sys.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_SYS_H #define _PERF_SYS_H diff --git a/tools/perf/perf.c b/tools/perf/perf.c index 2f19e03c5c40..62b13518bc6e 100644 --- a/tools/perf/perf.c +++ b/tools/perf/perf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * perf.c * diff --git a/tools/perf/perf.h b/tools/perf/perf.h index dc442ba21bf6..f75f3dec7485 100644 --- a/tools/perf/perf.h +++ b/tools/perf/perf.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_PERF_H #define _PERF_PERF_H diff --git a/tools/perf/pmu-events/jevents.h b/tools/perf/pmu-events/jevents.h index 611fac01913d..d87efd2685b8 100644 --- a/tools/perf/pmu-events/jevents.h +++ b/tools/perf/pmu-events/jevents.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef JEVENTS_H #define JEVENTS_H 1 diff --git a/tools/perf/pmu-events/jsmn.h b/tools/perf/pmu-events/jsmn.h index d666b10cf25b..c7b0f6ea2a31 100644 --- a/tools/perf/pmu-events/jsmn.h +++ b/tools/perf/pmu-events/jsmn.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __JSMN_H_ #define __JSMN_H_ diff --git a/tools/perf/pmu-events/json.h b/tools/perf/pmu-events/json.h index 278ebd32cfb6..fbcd5a0590ad 100644 --- a/tools/perf/pmu-events/json.h +++ b/tools/perf/pmu-events/json.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef JSON_H #define JSON_H 1 diff --git a/tools/perf/pmu-events/pmu-events.h b/tools/perf/pmu-events/pmu-events.h index 569eab3688dd..e08789ddfe6c 100644 --- a/tools/perf/pmu-events/pmu-events.h +++ b/tools/perf/pmu-events/pmu-events.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PMU_EVENTS_H #define PMU_EVENTS_H diff --git a/tools/perf/python/tracepoint.py b/tools/perf/python/tracepoint.py index eb4dbed57de7..eb76f6516247 100755 --- a/tools/perf/python/tracepoint.py +++ b/tools/perf/python/tracepoint.py @@ -1,4 +1,5 @@ #! /usr/bin/python +# SPDX-License-Identifier: GPL-2.0 # -*- python -*- # -*- coding: utf-8 -*- diff --git a/tools/perf/scripts/perl/Perf-Trace-Util/Makefile.PL b/tools/perf/scripts/perl/Perf-Trace-Util/Makefile.PL index decdeb0f6789..e8994332d7dc 100644 --- a/tools/perf/scripts/perl/Perf-Trace-Util/Makefile.PL +++ b/tools/perf/scripts/perl/Perf-Trace-Util/Makefile.PL @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 use 5.010000; use ExtUtils::MakeMaker; # See lib/ExtUtils/MakeMaker.pm for details of how to influence diff --git a/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/EventClass.py b/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/EventClass.py index 9e0985794e20..81a56cd2b3c1 100755 --- a/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/EventClass.py +++ b/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/EventClass.py @@ -1,4 +1,5 @@ # EventClass.py +# SPDX-License-Identifier: GPL-2.0 # # This is a library defining some events types classes, which could # be used by other scripts to analyzing the perf samples. diff --git a/tools/perf/scripts/python/event_analyzing_sample.py b/tools/perf/scripts/python/event_analyzing_sample.py index 163c39fa12d9..4e843b9864ec 100644 --- a/tools/perf/scripts/python/event_analyzing_sample.py +++ b/tools/perf/scripts/python/event_analyzing_sample.py @@ -1,4 +1,5 @@ # event_analyzing_sample.py: general event handler in python +# SPDX-License-Identifier: GPL-2.0 # # Current perf report is already very powerful with the annotation integrated, # and this script is not trying to be as powerful as perf report, but diff --git a/tools/perf/scripts/python/net_dropmonitor.py b/tools/perf/scripts/python/net_dropmonitor.py index 0b6ce8c253e8..a150164b44a3 100755 --- a/tools/perf/scripts/python/net_dropmonitor.py +++ b/tools/perf/scripts/python/net_dropmonitor.py @@ -1,4 +1,5 @@ # Monitor the system for dropped packets and proudce a report of drop locations and counts +# SPDX-License-Identifier: GPL-2.0 import os import sys diff --git a/tools/perf/scripts/python/netdev-times.py b/tools/perf/scripts/python/netdev-times.py index 4c6f09ac7d12..9b2050f778f1 100644 --- a/tools/perf/scripts/python/netdev-times.py +++ b/tools/perf/scripts/python/netdev-times.py @@ -1,4 +1,5 @@ # Display a process of packets and processed time. +# SPDX-License-Identifier: GPL-2.0 # It helps us to investigate networking or network device. # # options diff --git a/tools/perf/scripts/python/stackcollapse.py b/tools/perf/scripts/python/stackcollapse.py index 5a605f70ef32..1697b5e18c96 100755 --- a/tools/perf/scripts/python/stackcollapse.py +++ b/tools/perf/scripts/python/stackcollapse.py @@ -1,4 +1,5 @@ # stackcollapse.py - format perf samples with one line per distinct call stack +# SPDX-License-Identifier: GPL-2.0 # # This script's output has two space-separated fields. The first is a semicolon # separated stack including the program name (from the "comm" field) and the diff --git a/tools/perf/scripts/python/stat-cpi.py b/tools/perf/scripts/python/stat-cpi.py index 8b60f343dd07..8410672efb8b 100644 --- a/tools/perf/scripts/python/stat-cpi.py +++ b/tools/perf/scripts/python/stat-cpi.py @@ -1,4 +1,5 @@ #!/usr/bin/env python +# SPDX-License-Identifier: GPL-2.0 data = {} times = [] diff --git a/tools/perf/tests/attr.c b/tools/perf/tests/attr.c index c9aafed7da15..c180bbcdbef6 100644 --- a/tools/perf/tests/attr.c +++ b/tools/perf/tests/attr.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * The struct perf_event_attr test support. * diff --git a/tools/perf/tests/attr.py b/tools/perf/tests/attr.py index 6bb50e82a3e3..907b1b2f56ad 100644 --- a/tools/perf/tests/attr.py +++ b/tools/perf/tests/attr.py @@ -1,4 +1,5 @@ #! /usr/bin/python +# SPDX-License-Identifier: GPL-2.0 import os import sys diff --git a/tools/perf/tests/backward-ring-buffer.c b/tools/perf/tests/backward-ring-buffer.c index d233ad336463..71b9a0b613d2 100644 --- a/tools/perf/tests/backward-ring-buffer.c +++ b/tools/perf/tests/backward-ring-buffer.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Test backward bit in event attribute, read ring buffer from end to * beginning diff --git a/tools/perf/tests/bitmap.c b/tools/perf/tests/bitmap.c index 0d7c06584905..47bedf25ba69 100644 --- a/tools/perf/tests/bitmap.c +++ b/tools/perf/tests/bitmap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include <linux/bitmap.h> #include "tests.h" diff --git a/tools/perf/tests/bp_signal.c b/tools/perf/tests/bp_signal.c index 97937e1bc53a..335b695f4970 100644 --- a/tools/perf/tests/bp_signal.c +++ b/tools/perf/tests/bp_signal.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Inspired by breakpoint overflow test done by * Vince Weaver <vincent.weaver@maine.edu> for perf_event_tests diff --git a/tools/perf/tests/bp_signal_overflow.c b/tools/perf/tests/bp_signal_overflow.c index 61ecd8021f49..ca962559e845 100644 --- a/tools/perf/tests/bp_signal_overflow.c +++ b/tools/perf/tests/bp_signal_overflow.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Originally done by Vince Weaver <vincent.weaver@maine.edu> for * perf_event_tests (git://github.com/deater/perf_event_tests) diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c index 377bea009163..53d06f37406a 100644 --- a/tools/perf/tests/builtin-test.c +++ b/tools/perf/tests/builtin-test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * builtin-test.c * diff --git a/tools/perf/tests/clang.c b/tools/perf/tests/clang.c index c60ec916f0f2..f45fe11dcf50 100644 --- a/tools/perf/tests/clang.c +++ b/tools/perf/tests/clang.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "tests.h" #include "debug.h" #include "util.h" diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c index 466a462b26d1..fcc8984bc329 100644 --- a/tools/perf/tests/code-reading.c +++ b/tools/perf/tests/code-reading.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <linux/kernel.h> #include <linux/types.h> diff --git a/tools/perf/tests/cpumap.c b/tools/perf/tests/cpumap.c index 199702252270..e78b897677bd 100644 --- a/tools/perf/tests/cpumap.c +++ b/tools/perf/tests/cpumap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "tests.h" #include <stdio.h> #include "cpumap.h" diff --git a/tools/perf/tests/dso-data.c b/tools/perf/tests/dso-data.c index 30aead42d136..7f6c52021e41 100644 --- a/tools/perf/tests/dso-data.c +++ b/tools/perf/tests/dso-data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dirent.h> #include <stdlib.h> #include <linux/kernel.h> diff --git a/tools/perf/tests/dwarf-unwind.c b/tools/perf/tests/dwarf-unwind.c index 9ba1d216a89f..ac40e05bcab4 100644 --- a/tools/perf/tests/dwarf-unwind.c +++ b/tools/perf/tests/dwarf-unwind.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include <linux/types.h> #include <inttypes.h> diff --git a/tools/perf/tests/event-times.c b/tools/perf/tests/event-times.c index b82b981c3259..1a2686f1fcf0 100644 --- a/tools/perf/tests/event-times.c +++ b/tools/perf/tests/event-times.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include <errno.h> #include <inttypes.h> diff --git a/tools/perf/tests/event_update.c b/tools/perf/tests/event_update.c index 9484da2ec6b4..f14dcd613438 100644 --- a/tools/perf/tests/event_update.c +++ b/tools/perf/tests/event_update.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include "evlist.h" #include "evsel.h" diff --git a/tools/perf/tests/evsel-roundtrip-name.c b/tools/perf/tests/evsel-roundtrip-name.c index d32759b6e38a..a104728ebf25 100644 --- a/tools/perf/tests/evsel-roundtrip-name.c +++ b/tools/perf/tests/evsel-roundtrip-name.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "evlist.h" #include "evsel.h" #include "parse-events.h" diff --git a/tools/perf/tests/evsel-tp-sched.c b/tools/perf/tests/evsel-tp-sched.c index 5fc906d26c5c..699561fa512c 100644 --- a/tools/perf/tests/evsel-tp-sched.c +++ b/tools/perf/tests/evsel-tp-sched.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/err.h> #include <traceevent/event-parse.h> #include "evsel.h" diff --git a/tools/perf/tests/expr.c b/tools/perf/tests/expr.c index cb251bf523e7..01f0706995a9 100644 --- a/tools/perf/tests/expr.c +++ b/tools/perf/tests/expr.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "util/debug.h" #include "util/expr.h" #include "tests.h" diff --git a/tools/perf/tests/fdarray.c b/tools/perf/tests/fdarray.c index 7d3a9e2ff897..c7c81c4a5b2b 100644 --- a/tools/perf/tests/fdarray.c +++ b/tools/perf/tests/fdarray.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <api/fd/array.h> #include <poll.h> #include "util/debug.h" diff --git a/tools/perf/tests/hists_common.c b/tools/perf/tests/hists_common.c index 00b8dc50f3db..f7c5b613d667 100644 --- a/tools/perf/tests/hists_common.c +++ b/tools/perf/tests/hists_common.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <inttypes.h> #include "perf.h" #include "util/debug.h" diff --git a/tools/perf/tests/hists_common.h b/tools/perf/tests/hists_common.h index 888254e8665c..a2de0ff0ce3a 100644 --- a/tools/perf/tests/hists_common.h +++ b/tools/perf/tests/hists_common.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_TESTS__HISTS_COMMON_H__ #define __PERF_TESTS__HISTS_COMMON_H__ diff --git a/tools/perf/tests/hists_cumulate.c b/tools/perf/tests/hists_cumulate.c index 8d19c0200cb7..65fe02bebbee 100644 --- a/tools/perf/tests/hists_cumulate.c +++ b/tools/perf/tests/hists_cumulate.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "perf.h" #include "util/debug.h" #include "util/event.h" diff --git a/tools/perf/tests/hists_filter.c b/tools/perf/tests/hists_filter.c index 755ca551b810..1c5bedab3c2c 100644 --- a/tools/perf/tests/hists_filter.c +++ b/tools/perf/tests/hists_filter.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "perf.h" #include "util/debug.h" #include "util/symbol.h" diff --git a/tools/perf/tests/hists_link.c b/tools/perf/tests/hists_link.c index 073c9c2856bc..9a9d06cb0222 100644 --- a/tools/perf/tests/hists_link.c +++ b/tools/perf/tests/hists_link.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "perf.h" #include "tests.h" #include "debug.h" diff --git a/tools/perf/tests/hists_output.c b/tools/perf/tests/hists_output.c index 282d62eaebe2..faacb4f41460 100644 --- a/tools/perf/tests/hists_output.c +++ b/tools/perf/tests/hists_output.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "perf.h" #include "util/debug.h" #include "util/event.h" diff --git a/tools/perf/tests/is_printable_array.c b/tools/perf/tests/is_printable_array.c index 38f765767587..9c7b3baca4fe 100644 --- a/tools/perf/tests/is_printable_array.c +++ b/tools/perf/tests/is_printable_array.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include <linux/kernel.h> #include "tests.h" diff --git a/tools/perf/tests/keep-tracking.c b/tools/perf/tests/keep-tracking.c index 739428603b71..842d33637a18 100644 --- a/tools/perf/tests/keep-tracking.c +++ b/tools/perf/tests/keep-tracking.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/types.h> #include <unistd.h> #include <sys/prctl.h> diff --git a/tools/perf/tests/kmod-path.c b/tools/perf/tests/kmod-path.c index 8b9d4ba06c0e..8e57d46109de 100644 --- a/tools/perf/tests/kmod-path.c +++ b/tools/perf/tests/kmod-path.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdbool.h> #include <stdlib.h> #include "tests.h" diff --git a/tools/perf/tests/llvm.c b/tools/perf/tests/llvm.c index 5187b50dbafe..a039f93199e5 100644 --- a/tools/perf/tests/llvm.c +++ b/tools/perf/tests/llvm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <bpf/libbpf.h> #include <util/llvm-utils.h> diff --git a/tools/perf/tests/llvm.h b/tools/perf/tests/llvm.h index b83571758d83..f68b0d9b8ae2 100644 --- a/tools/perf/tests/llvm.h +++ b/tools/perf/tests/llvm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERF_TEST_LLVM_H #define PERF_TEST_LLVM_H diff --git a/tools/perf/tests/mmap-basic.c b/tools/perf/tests/mmap-basic.c index bc8a70ee46d8..5a8bf318f8a7 100644 --- a/tools/perf/tests/mmap-basic.c +++ b/tools/perf/tests/mmap-basic.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <inttypes.h> /* For the CLR_() macros */ diff --git a/tools/perf/tests/mmap-thread-lookup.c b/tools/perf/tests/mmap-thread-lookup.c index f94a4196e7c9..3c3f3e029e33 100644 --- a/tools/perf/tests/mmap-thread-lookup.c +++ b/tools/perf/tests/mmap-thread-lookup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <inttypes.h> #include <unistd.h> #include <sys/syscall.h> diff --git a/tools/perf/tests/openat-syscall-all-cpus.c b/tools/perf/tests/openat-syscall-all-cpus.c index 9cf1c35f2ad0..c531e6deb104 100644 --- a/tools/perf/tests/openat-syscall-all-cpus.c +++ b/tools/perf/tests/openat-syscall-all-cpus.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <inttypes.h> /* For the CPU_* macros */ diff --git a/tools/perf/tests/openat-syscall-tp-fields.c b/tools/perf/tests/openat-syscall-tp-fields.c index b6ee1c41f45d..d9619d265314 100644 --- a/tools/perf/tests/openat-syscall-tp-fields.c +++ b/tools/perf/tests/openat-syscall-tp-fields.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/err.h> #include "perf.h" #include "evlist.h" diff --git a/tools/perf/tests/openat-syscall.c b/tools/perf/tests/openat-syscall.c index 9dc5c5d37553..00cd63f90b92 100644 --- a/tools/perf/tests/openat-syscall.c +++ b/tools/perf/tests/openat-syscall.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <inttypes.h> #include <api/fs/tracing_path.h> diff --git a/tools/perf/tests/parse-events.c b/tools/perf/tests/parse-events.c index 0f0b025faa4b..f0679613bd18 100644 --- a/tools/perf/tests/parse-events.c +++ b/tools/perf/tests/parse-events.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "parse-events.h" #include "evsel.h" #include "evlist.h" diff --git a/tools/perf/tests/parse-no-sample-id-all.c b/tools/perf/tests/parse-no-sample-id-all.c index 91867dcc39f0..2196d1497c0c 100644 --- a/tools/perf/tests/parse-no-sample-id-all.c +++ b/tools/perf/tests/parse-no-sample-id-all.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/kernel.h> #include <linux/types.h> #include <stddef.h> diff --git a/tools/perf/tests/perf-hooks.c b/tools/perf/tests/perf-hooks.c index bf2517d6de70..a693bcf017ea 100644 --- a/tools/perf/tests/perf-hooks.c +++ b/tools/perf/tests/perf-hooks.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <signal.h> #include <stdlib.h> diff --git a/tools/perf/tests/perf-record.c b/tools/perf/tests/perf-record.c index 19b650064b70..c34904d37705 100644 --- a/tools/perf/tests/perf-record.c +++ b/tools/perf/tests/perf-record.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <inttypes.h> /* For the CLR_() macros */ diff --git a/tools/perf/tests/perf-targz-src-pkg b/tools/perf/tests/perf-targz-src-pkg index f2d9c5fe58e0..fae26b1cf08f 100755 --- a/tools/perf/tests/perf-targz-src-pkg +++ b/tools/perf/tests/perf-targz-src-pkg @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # Test one of the main kernel Makefile targets to generate a perf sources tarball # suitable for build outside the full kernel sources. # diff --git a/tools/perf/tests/pmu.c b/tools/perf/tests/pmu.c index 9f7f589f9c54..9abca267afa9 100644 --- a/tools/perf/tests/pmu.c +++ b/tools/perf/tests/pmu.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "parse-events.h" #include "pmu.h" #include "util.h" diff --git a/tools/perf/tests/python-use.c b/tools/perf/tests/python-use.c index 598a7e058ad4..5d2df65ada6a 100644 --- a/tools/perf/tests/python-use.c +++ b/tools/perf/tests/python-use.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Just test if we can load the python binding. */ diff --git a/tools/perf/tests/sample-parsing.c b/tools/perf/tests/sample-parsing.c index c3858487159d..3ec6302b6498 100644 --- a/tools/perf/tests/sample-parsing.c +++ b/tools/perf/tests/sample-parsing.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdbool.h> #include <inttypes.h> #include <linux/kernel.h> diff --git a/tools/perf/tests/sdt.c b/tools/perf/tests/sdt.c index a9903d9b8bc2..5059452d27dd 100644 --- a/tools/perf/tests/sdt.c +++ b/tools/perf/tests/sdt.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <stdio.h> #include <sys/epoll.h> diff --git a/tools/perf/tests/shell/trace+probe_libc_inet_pton.sh b/tools/perf/tests/shell/trace+probe_libc_inet_pton.sh index 462fc755092e..7a84d73324e3 100755 --- a/tools/perf/tests/shell/trace+probe_libc_inet_pton.sh +++ b/tools/perf/tests/shell/trace+probe_libc_inet_pton.sh @@ -10,6 +10,9 @@ . $(dirname $0)/lib/probe.sh +ld=$(realpath /lib64/ld*.so.* | uniq) +libc=$(echo $ld | sed 's/ld/libc/g') + trace_libc_inet_pton_backtrace() { idx=0 expected[0]="PING.*bytes" @@ -18,8 +21,8 @@ trace_libc_inet_pton_backtrace() { expected[3]=".*packets transmitted.*" expected[4]="rtt min.*" expected[5]="[0-9]+\.[0-9]+[[:space:]]+probe_libc:inet_pton:\([[:xdigit:]]+\)" - expected[6]=".*inet_pton[[:space:]]\(/usr/lib.*/libc-[0-9]+\.[0-9]+\.so\)$" - expected[7]="getaddrinfo[[:space:]]\(/usr/lib.*/libc-[0-9]+\.[0-9]+\.so\)$" + expected[6]=".*inet_pton[[:space:]]\($libc\)$" + expected[7]="getaddrinfo[[:space:]]\($libc\)$" expected[8]=".*\(.*/bin/ping.*\)$" perf trace --no-syscalls -e probe_libc:inet_pton/max-stack=3/ ping -6 -c 1 ::1 2>&1 | grep -v ^$ | while read line ; do @@ -35,7 +38,7 @@ trace_libc_inet_pton_backtrace() { } skip_if_no_perf_probe && \ -perf probe -q /lib64/libc-*.so inet_pton && \ +perf probe -q $libc inet_pton && \ trace_libc_inet_pton_backtrace err=$? rm -f ${file} diff --git a/tools/perf/tests/stat.c b/tools/perf/tests/stat.c index 7f988a939036..94250024684a 100644 --- a/tools/perf/tests/stat.c +++ b/tools/perf/tests/stat.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include "event.h" #include "tests.h" diff --git a/tools/perf/tests/sw-clock.c b/tools/perf/tests/sw-clock.c index d88511f6072c..725a196991a8 100644 --- a/tools/perf/tests/sw-clock.c +++ b/tools/perf/tests/sw-clock.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <inttypes.h> #include <unistd.h> diff --git a/tools/perf/tests/switch-tracking.c b/tools/perf/tests/switch-tracking.c index 2acd78555192..7d3f4bf9534f 100644 --- a/tools/perf/tests/switch-tracking.c +++ b/tools/perf/tests/switch-tracking.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/time.h> #include <sys/prctl.h> #include <errno.h> diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c index f0881d0dd9c9..bc4a7344e274 100644 --- a/tools/perf/tests/task-exit.c +++ b/tools/perf/tests/task-exit.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "evlist.h" #include "evsel.h" #include "thread_map.h" diff --git a/tools/perf/tests/tests.h b/tools/perf/tests/tests.h index 921412a6a880..2862b80bc288 100644 --- a/tools/perf/tests/tests.h +++ b/tools/perf/tests/tests.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef TESTS_H #define TESTS_H diff --git a/tools/perf/tests/thread-map.c b/tools/perf/tests/thread-map.c index b3423c744f46..dbcb6a19b375 100644 --- a/tools/perf/tests/thread-map.c +++ b/tools/perf/tests/thread-map.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdlib.h> #include <sys/types.h> #include <unistd.h> diff --git a/tools/perf/tests/thread-mg-share.c b/tools/perf/tests/thread-mg-share.c index b9c7f58db6c4..b1d1bbafe7ae 100644 --- a/tools/perf/tests/thread-mg-share.c +++ b/tools/perf/tests/thread-mg-share.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "tests.h" #include "machine.h" #include "thread.h" diff --git a/tools/perf/tests/topology.c b/tools/perf/tests/topology.c index 19b0561fd6f6..a59db7c45a65 100644 --- a/tools/perf/tests/topology.c +++ b/tools/perf/tests/topology.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <string.h> #include <stdlib.h> #include <stdio.h> diff --git a/tools/perf/tests/unit_number__scnprintf.c b/tools/perf/tests/unit_number__scnprintf.c index 15cd1cf8c129..2bb8cb0039c1 100644 --- a/tools/perf/tests/unit_number__scnprintf.c +++ b/tools/perf/tests/unit_number__scnprintf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <inttypes.h> #include <linux/compiler.h> #include <linux/types.h> diff --git a/tools/perf/tests/vmlinux-kallsyms.c b/tools/perf/tests/vmlinux-kallsyms.c index 86cb8868f67f..f6789fb029d6 100644 --- a/tools/perf/tests/vmlinux-kallsyms.c +++ b/tools/perf/tests/vmlinux-kallsyms.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include <linux/rbtree.h> #include <inttypes.h> diff --git a/tools/perf/trace/beauty/beauty.h b/tools/perf/trace/beauty/beauty.h index 4b58581a6053..d80655cd1881 100644 --- a/tools/perf/trace/beauty/beauty.h +++ b/tools/perf/trace/beauty/beauty.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_TRACE_BEAUTY_H #define _PERF_TRACE_BEAUTY_H diff --git a/tools/perf/trace/beauty/eventfd.c b/tools/perf/trace/beauty/eventfd.c index b08f21eb6f4d..5d6a477a6400 100644 --- a/tools/perf/trace/beauty/eventfd.c +++ b/tools/perf/trace/beauty/eventfd.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #ifndef EFD_SEMAPHORE #define EFD_SEMAPHORE 1 #endif diff --git a/tools/perf/trace/beauty/flock.c b/tools/perf/trace/beauty/flock.c index 74613703a14e..f9707f57566c 100644 --- a/tools/perf/trace/beauty/flock.c +++ b/tools/perf/trace/beauty/flock.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <fcntl.h> #ifndef LOCK_MAND diff --git a/tools/perf/trace/beauty/futex_op.c b/tools/perf/trace/beauty/futex_op.c index bfd3359b09b6..61850fbc85ff 100644 --- a/tools/perf/trace/beauty/futex_op.c +++ b/tools/perf/trace/beauty/futex_op.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/futex.h> #ifndef FUTEX_WAIT_BITSET diff --git a/tools/perf/trace/beauty/mmap.c b/tools/perf/trace/beauty/mmap.c index 754558f9009d..51f1cea406f5 100644 --- a/tools/perf/trace/beauty/mmap.c +++ b/tools/perf/trace/beauty/mmap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <uapi/linux/mman.h> static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size, diff --git a/tools/perf/trace/beauty/mode_t.c b/tools/perf/trace/beauty/mode_t.c index 930d8fef2400..d929ad7dd97b 100644 --- a/tools/perf/trace/beauty/mode_t.c +++ b/tools/perf/trace/beauty/mode_t.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/types.h> #include <sys/stat.h> #include <unistd.h> diff --git a/tools/perf/trace/beauty/msg_flags.c b/tools/perf/trace/beauty/msg_flags.c index 1106c8960cc4..c064d6aae659 100644 --- a/tools/perf/trace/beauty/msg_flags.c +++ b/tools/perf/trace/beauty/msg_flags.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/types.h> #include <sys/socket.h> diff --git a/tools/perf/trace/beauty/open_flags.c b/tools/perf/trace/beauty/open_flags.c index e359e041dc0e..6aec6178a99d 100644 --- a/tools/perf/trace/beauty/open_flags.c +++ b/tools/perf/trace/beauty/open_flags.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/types.h> #include <sys/stat.h> #include <fcntl.h> diff --git a/tools/perf/trace/beauty/perf_event_open.c b/tools/perf/trace/beauty/perf_event_open.c index 311f09dd718d..2bafd7c995ff 100644 --- a/tools/perf/trace/beauty/perf_event_open.c +++ b/tools/perf/trace/beauty/perf_event_open.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #ifndef PERF_FLAG_FD_NO_GROUP # define PERF_FLAG_FD_NO_GROUP (1UL << 0) #endif diff --git a/tools/perf/trace/beauty/pid.c b/tools/perf/trace/beauty/pid.c index b6d419e16dcf..0313df342830 100644 --- a/tools/perf/trace/beauty/pid.c +++ b/tools/perf/trace/beauty/pid.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 size_t syscall_arg__scnprintf_pid(char *bf, size_t size, struct syscall_arg *arg) { int pid = arg->val; diff --git a/tools/perf/trace/beauty/sched_policy.c b/tools/perf/trace/beauty/sched_policy.c index 34775295b9b3..ba5096ae76b6 100644 --- a/tools/perf/trace/beauty/sched_policy.c +++ b/tools/perf/trace/beauty/sched_policy.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sched.h> /* diff --git a/tools/perf/trace/beauty/seccomp.c b/tools/perf/trace/beauty/seccomp.c index 356441bce27d..b7097fd5fed9 100644 --- a/tools/perf/trace/beauty/seccomp.c +++ b/tools/perf/trace/beauty/seccomp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #ifndef SECCOMP_SET_MODE_STRICT #define SECCOMP_SET_MODE_STRICT 0 #endif diff --git a/tools/perf/trace/beauty/signum.c b/tools/perf/trace/beauty/signum.c index fde8f2fc6558..bde18a53f090 100644 --- a/tools/perf/trace/beauty/signum.c +++ b/tools/perf/trace/beauty/signum.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <signal.h> static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscall_arg *arg) diff --git a/tools/perf/trace/beauty/socket_type.c b/tools/perf/trace/beauty/socket_type.c index 0a5ce818131c..bca26aef4a77 100644 --- a/tools/perf/trace/beauty/socket_type.c +++ b/tools/perf/trace/beauty/socket_type.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/types.h> #include <sys/socket.h> diff --git a/tools/perf/trace/beauty/waitid_options.c b/tools/perf/trace/beauty/waitid_options.c index 7942724adec8..8465281a093d 100644 --- a/tools/perf/trace/beauty/waitid_options.c +++ b/tools/perf/trace/beauty/waitid_options.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/types.h> #include <sys/wait.h> diff --git a/tools/perf/ui/browser.c b/tools/perf/ui/browser.c index d0c2007c307b..63399af3049f 100644 --- a/tools/perf/ui/browser.c +++ b/tools/perf/ui/browser.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "../util.h" #include "../string2.h" #include "../config.h" diff --git a/tools/perf/ui/browser.h b/tools/perf/ui/browser.h index a12eff75638b..03e1734412b9 100644 --- a/tools/perf/ui/browser.h +++ b/tools/perf/ui/browser.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_UI_BROWSER_H_ #define _PERF_UI_BROWSER_H_ 1 diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c index 786fecaf578e..8f7f59d1a2b5 100644 --- a/tools/perf/ui/browsers/annotate.c +++ b/tools/perf/ui/browsers/annotate.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "../../util/util.h" #include "../browser.h" #include "../helpline.h" diff --git a/tools/perf/ui/browsers/header.c b/tools/perf/ui/browsers/header.c index e2c9390ff4c5..d75492189acb 100644 --- a/tools/perf/ui/browsers/header.c +++ b/tools/perf/ui/browsers/header.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "util/cache.h" #include "util/debug.h" #include "ui/browser.h" diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c index 13dfb0a0bdeb..628ad5f7eddb 100644 --- a/tools/perf/ui/browsers/hists.c +++ b/tools/perf/ui/browsers/hists.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dirent.h> #include <errno.h> #include <inttypes.h> diff --git a/tools/perf/ui/browsers/hists.h b/tools/perf/ui/browsers/hists.h index 23d6acb84800..ba431777f559 100644 --- a/tools/perf/ui/browsers/hists.h +++ b/tools/perf/ui/browsers/hists.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_UI_BROWSER_HISTS_H_ #define _PERF_UI_BROWSER_HISTS_H_ 1 diff --git a/tools/perf/ui/browsers/map.c b/tools/perf/ui/browsers/map.c index ffa5addf631d..e03fa75f108a 100644 --- a/tools/perf/ui/browsers/map.c +++ b/tools/perf/ui/browsers/map.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <elf.h> #include <inttypes.h> #include <sys/ttydefaults.h> diff --git a/tools/perf/ui/browsers/map.h b/tools/perf/ui/browsers/map.h index 2d58e4b3eb6f..0ed7dbb3a373 100644 --- a/tools/perf/ui/browsers/map.h +++ b/tools/perf/ui/browsers/map.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_UI_MAP_BROWSER_H_ #define _PERF_UI_MAP_BROWSER_H_ 1 struct map; diff --git a/tools/perf/ui/browsers/scripts.c b/tools/perf/ui/browsers/scripts.c index ad6b6ee3770e..90a32ac69e76 100644 --- a/tools/perf/ui/browsers/scripts.c +++ b/tools/perf/ui/browsers/scripts.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <elf.h> #include <inttypes.h> #include <sys/ttydefaults.h> diff --git a/tools/perf/ui/gtk/annotate.c b/tools/perf/ui/gtk/annotate.c index 02176193f427..fc7a2e105bfd 100644 --- a/tools/perf/ui/gtk/annotate.c +++ b/tools/perf/ui/gtk/annotate.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "gtk.h" #include "util/debug.h" #include "util/annotate.h" diff --git a/tools/perf/ui/gtk/browser.c b/tools/perf/ui/gtk/browser.c index c24d91221290..4820e25ac68d 100644 --- a/tools/perf/ui/gtk/browser.c +++ b/tools/perf/ui/gtk/browser.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "../evlist.h" #include "../cache.h" #include "../evsel.h" diff --git a/tools/perf/ui/gtk/gtk.h b/tools/perf/ui/gtk/gtk.h index 0a9173ff9a61..9846ea5c831b 100644 --- a/tools/perf/ui/gtk/gtk.h +++ b/tools/perf/ui/gtk/gtk.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_GTK_H_ #define _PERF_GTK_H_ 1 diff --git a/tools/perf/ui/gtk/helpline.c b/tools/perf/ui/gtk/helpline.c index 3388cbd12186..fbf1ea9ce9a2 100644 --- a/tools/perf/ui/gtk/helpline.c +++ b/tools/perf/ui/gtk/helpline.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <string.h> diff --git a/tools/perf/ui/gtk/hists.c b/tools/perf/ui/gtk/hists.c index e24f83957705..24e1ec201ffd 100644 --- a/tools/perf/ui/gtk/hists.c +++ b/tools/perf/ui/gtk/hists.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "../evlist.h" #include "../cache.h" #include "../evsel.h" diff --git a/tools/perf/ui/gtk/progress.c b/tools/perf/ui/gtk/progress.c index b656655fbc39..b6ad8857da78 100644 --- a/tools/perf/ui/gtk/progress.c +++ b/tools/perf/ui/gtk/progress.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <inttypes.h> #include "gtk.h" diff --git a/tools/perf/ui/gtk/setup.c b/tools/perf/ui/gtk/setup.c index 1d57676f8212..506e73b3834c 100644 --- a/tools/perf/ui/gtk/setup.c +++ b/tools/perf/ui/gtk/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "gtk.h" #include "../../util/cache.h" #include "../../util/debug.h" diff --git a/tools/perf/ui/gtk/util.c b/tools/perf/ui/gtk/util.c index 00b91921edb1..7250d8101c8f 100644 --- a/tools/perf/ui/gtk/util.c +++ b/tools/perf/ui/gtk/util.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "../util.h" #include "../../util/util.h" #include "../../util/debug.h" diff --git a/tools/perf/ui/helpline.c b/tools/perf/ui/helpline.c index 379039ab00d8..b3c421429ed4 100644 --- a/tools/perf/ui/helpline.c +++ b/tools/perf/ui/helpline.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <stdlib.h> #include <string.h> diff --git a/tools/perf/ui/helpline.h b/tools/perf/ui/helpline.h index d52d0a1a881b..8f775a053ca3 100644 --- a/tools/perf/ui/helpline.h +++ b/tools/perf/ui/helpline.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_UI_HELPLINE_H_ #define _PERF_UI_HELPLINE_H_ 1 diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c index ddb2c6fbdf91..706f6f1e9c7d 100644 --- a/tools/perf/ui/hist.c +++ b/tools/perf/ui/hist.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <inttypes.h> #include <math.h> #include <linux/compiler.h> @@ -532,7 +533,7 @@ void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list, void perf_hpp__column_unregister(struct perf_hpp_fmt *format) { - list_del(&format->list); + list_del_init(&format->list); } void perf_hpp__cancel_cumulate(void) @@ -606,6 +607,13 @@ next: static void fmt_free(struct perf_hpp_fmt *fmt) { + /* + * At this point fmt should be completely + * unhooked, if not it's a bug. + */ + BUG_ON(!list_empty(&fmt->list)); + BUG_ON(!list_empty(&fmt->sort_list)); + if (fmt->free) fmt->free(fmt); } diff --git a/tools/perf/ui/keysyms.h b/tools/perf/ui/keysyms.h index 65092d576b4e..fbfac29077f2 100644 --- a/tools/perf/ui/keysyms.h +++ b/tools/perf/ui/keysyms.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_KEYSYMS_H_ #define _PERF_KEYSYMS_H_ 1 diff --git a/tools/perf/ui/libslang.h b/tools/perf/ui/libslang.h index db816695ad97..c0686cda39a5 100644 --- a/tools/perf/ui/libslang.h +++ b/tools/perf/ui/libslang.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_UI_SLANG_H_ #define _PERF_UI_SLANG_H_ 1 /* diff --git a/tools/perf/ui/progress.c b/tools/perf/ui/progress.c index ae91c8148edf..b5a5df14d702 100644 --- a/tools/perf/ui/progress.c +++ b/tools/perf/ui/progress.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/kernel.h> #include "../cache.h" #include "progress.h" diff --git a/tools/perf/ui/progress.h b/tools/perf/ui/progress.h index 717d39d3052b..594bbe6935dd 100644 --- a/tools/perf/ui/progress.h +++ b/tools/perf/ui/progress.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_UI_PROGRESS_H_ #define _PERF_UI_PROGRESS_H_ 1 diff --git a/tools/perf/ui/setup.c b/tools/perf/ui/setup.c index caf1ce6f5152..44fe824e96cd 100644 --- a/tools/perf/ui/setup.c +++ b/tools/perf/ui/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <pthread.h> #include <dlfcn.h> diff --git a/tools/perf/ui/stdio/hist.c b/tools/perf/ui/stdio/hist.c index 8bdb7a500181..de2810ae16be 100644 --- a/tools/perf/ui/stdio/hist.c +++ b/tools/perf/ui/stdio/hist.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <linux/string.h> diff --git a/tools/perf/ui/tui/helpline.c b/tools/perf/ui/tui/helpline.c index 88f5143a5981..4ca799aadb4e 100644 --- a/tools/perf/ui/tui/helpline.c +++ b/tools/perf/ui/tui/helpline.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <stdlib.h> #include <string.h> diff --git a/tools/perf/ui/tui/progress.c b/tools/perf/ui/tui/progress.c index c4b99008e2c9..236bcb620ae4 100644 --- a/tools/perf/ui/tui/progress.c +++ b/tools/perf/ui/tui/progress.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "../cache.h" #include "../progress.h" #include "../libslang.h" diff --git a/tools/perf/ui/tui/setup.c b/tools/perf/ui/tui/setup.c index d9350a1da48b..d4ac41679721 100644 --- a/tools/perf/ui/tui/setup.c +++ b/tools/perf/ui/tui/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <signal.h> #include <stdbool.h> diff --git a/tools/perf/ui/tui/tui.h b/tools/perf/ui/tui/tui.h index 18961c7b6ec5..8de06f634c56 100644 --- a/tools/perf/ui/tui/tui.h +++ b/tools/perf/ui/tui/tui.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_TUI_H_ #define _PERF_TUI_H_ 1 diff --git a/tools/perf/ui/tui/util.c b/tools/perf/ui/tui/util.c index d96ad7c8325d..b9794d6185af 100644 --- a/tools/perf/ui/tui/util.c +++ b/tools/perf/ui/tui/util.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "../../util/util.h" #include <signal.h> #include <stdbool.h> diff --git a/tools/perf/ui/ui.h b/tools/perf/ui/ui.h index 4b6fb6c7a542..9b6fdf06e1d2 100644 --- a/tools/perf/ui/ui.h +++ b/tools/perf/ui/ui.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_UI_H_ #define _PERF_UI_H_ 1 diff --git a/tools/perf/ui/util.c b/tools/perf/ui/util.c index e3e0a963d03a..63bf06e80ab9 100644 --- a/tools/perf/ui/util.c +++ b/tools/perf/ui/util.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "util.h" #include "../debug.h" diff --git a/tools/perf/ui/util.h b/tools/perf/ui/util.h index 361f08c52d37..5e44223b56fa 100644 --- a/tools/perf/ui/util.h +++ b/tools/perf/ui/util.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_UI_UTIL_H_ #define _PERF_UI_UTIL_H_ 1 diff --git a/tools/perf/util/PERF-VERSION-GEN b/tools/perf/util/PERF-VERSION-GEN index 39f17507578d..3802cee5e188 100755 --- a/tools/perf/util/PERF-VERSION-GEN +++ b/tools/perf/util/PERF-VERSION-GEN @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 if [ $# -eq 1 ] ; then OUTPUT=$1 diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index 4397a8b6e6cd..aa66791b1bfc 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -606,9 +606,19 @@ static struct arch *arch__find(const char *name) int symbol__alloc_hist(struct symbol *sym) { struct annotation *notes = symbol__annotation(sym); - const size_t size = symbol__size(sym); + size_t size = symbol__size(sym); size_t sizeof_sym_hist; + /* + * Add buffer of one element for zero length symbol. + * When sample is taken from first instruction of + * zero length symbol, perf still resolves it and + * shows symbol name in perf report and allows to + * annotate it. + */ + if (size == 0) + size = 1; + /* Check for overflow when calculating sizeof_sym_hist */ if (size > (SIZE_MAX - sizeof(struct sym_hist)) / sizeof(struct sym_hist_entry)) return -1; diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h index 9ce575c25fd9..f6ba3560de5e 100644 --- a/tools/perf/util/annotate.h +++ b/tools/perf/util/annotate.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_ANNOTATE_H #define __PERF_ANNOTATE_H diff --git a/tools/perf/util/block-range.c b/tools/perf/util/block-range.c index 7b3e1d75d803..f1451c987eec 100644 --- a/tools/perf/util/block-range.c +++ b/tools/perf/util/block-range.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "block-range.h" #include "annotate.h" diff --git a/tools/perf/util/block-range.h b/tools/perf/util/block-range.h index a8c841381131..a5ba719d69fb 100644 --- a/tools/perf/util/block-range.h +++ b/tools/perf/util/block-range.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_BLOCK_RANGE_H #define __PERF_BLOCK_RANGE_H diff --git a/tools/perf/util/bpf-loader.c b/tools/perf/util/bpf-loader.c index 4a1264c66101..72c107fcbc5a 100644 --- a/tools/perf/util/bpf-loader.c +++ b/tools/perf/util/bpf-loader.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * bpf-loader.c * diff --git a/tools/perf/util/bpf-loader.h b/tools/perf/util/bpf-loader.h index 48863867878b..5d3aefd6fae7 100644 --- a/tools/perf/util/bpf-loader.h +++ b/tools/perf/util/bpf-loader.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2015, Wang Nan <wangnan0@huawei.com> * Copyright (C) 2015, Huawei Inc. diff --git a/tools/perf/util/bpf-prologue.c b/tools/perf/util/bpf-prologue.c index 827f9140f3b8..29347756b0af 100644 --- a/tools/perf/util/bpf-prologue.c +++ b/tools/perf/util/bpf-prologue.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * bpf-prologue.c * diff --git a/tools/perf/util/bpf-prologue.h b/tools/perf/util/bpf-prologue.h index ba564838375f..c50c7358009f 100644 --- a/tools/perf/util/bpf-prologue.h +++ b/tools/perf/util/bpf-prologue.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2015, He Kuang <hekuang@huawei.com> * Copyright (C) 2015, Huawei Inc. diff --git a/tools/perf/util/build-id.c b/tools/perf/util/build-id.c index c1a06fcd7e70..7f8553630c4d 100644 --- a/tools/perf/util/build-id.c +++ b/tools/perf/util/build-id.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * build-id.c * diff --git a/tools/perf/util/build-id.h b/tools/perf/util/build-id.h index c94b0dcbfd74..f0c565164a97 100644 --- a/tools/perf/util/build-id.h +++ b/tools/perf/util/build-id.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERF_BUILD_ID_H_ #define PERF_BUILD_ID_H_ 1 diff --git a/tools/perf/util/c++/clang-c.h b/tools/perf/util/c++/clang-c.h index ccafcf72b37a..e513366f2ee0 100644 --- a/tools/perf/util/c++/clang-c.h +++ b/tools/perf/util/c++/clang-c.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERF_UTIL_CLANG_C_H #define PERF_UTIL_CLANG_C_H diff --git a/tools/perf/util/c++/clang-test.cpp b/tools/perf/util/c++/clang-test.cpp index 9b11e8c82798..a4014d786676 100644 --- a/tools/perf/util/c++/clang-test.cpp +++ b/tools/perf/util/c++/clang-test.cpp @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "clang.h" #include "clang-c.h" #include "llvm/IR/Function.h" diff --git a/tools/perf/util/c++/clang.cpp b/tools/perf/util/c++/clang.cpp index 1e974152cac2..1bfc946e37dc 100644 --- a/tools/perf/util/c++/clang.cpp +++ b/tools/perf/util/c++/clang.cpp @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * llvm C frontend for perf. Support dynamically compile C file * diff --git a/tools/perf/util/c++/clang.h b/tools/perf/util/c++/clang.h index dd8b0427550d..6ce33e22f23c 100644 --- a/tools/perf/util/c++/clang.h +++ b/tools/perf/util/c++/clang.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERF_UTIL_CLANG_H #define PERF_UTIL_CLANG_H diff --git a/tools/perf/util/cache.h b/tools/perf/util/cache.h index 0175765c05b9..9f2e36ef5072 100644 --- a/tools/perf/util/cache.h +++ b/tools/perf/util/cache.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_CACHE_H #define __PERF_CACHE_H diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c index be09d77cade0..6031933d811c 100644 --- a/tools/perf/util/callchain.c +++ b/tools/perf/util/callchain.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2009-2011, Frederic Weisbecker <fweisbec@gmail.com> * @@ -685,6 +686,8 @@ static enum match_result match_chain(struct callchain_cursor_node *node, { struct symbol *sym = node->sym; u64 left, right; + struct dso *left_dso = NULL; + struct dso *right_dso = NULL; if (callchain_param.key == CCKEY_SRCLINE) { enum match_result match = match_chain_srcline(node, cnode); @@ -696,12 +699,14 @@ static enum match_result match_chain(struct callchain_cursor_node *node, if (cnode->ms.sym && sym && callchain_param.key == CCKEY_FUNCTION) { left = cnode->ms.sym->start; right = sym->start; + left_dso = cnode->ms.map->dso; + right_dso = node->map->dso; } else { left = cnode->ip; right = node->ip; } - if (left == right) { + if (left == right && left_dso == right_dso) { if (node->branch) { cnode->branch_count++; diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h index 1ed6fc61d0a5..f967aa47d0a1 100644 --- a/tools/perf/util/callchain.h +++ b/tools/perf/util/callchain.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_CALLCHAIN_H #define __PERF_CALLCHAIN_H diff --git a/tools/perf/util/cgroup.c b/tools/perf/util/cgroup.c index 0e77bc9e5f3c..d9ffc1e6eb39 100644 --- a/tools/perf/util/cgroup.c +++ b/tools/perf/util/cgroup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "util.h" #include "../perf.h" #include <subcmd/parse-options.h> diff --git a/tools/perf/util/cgroup.h b/tools/perf/util/cgroup.h index d91966b97cbd..afafc87e9201 100644 --- a/tools/perf/util/cgroup.h +++ b/tools/perf/util/cgroup.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __CGROUP_H__ #define __CGROUP_H__ diff --git a/tools/perf/util/cloexec.c b/tools/perf/util/cloexec.c index 4b4f00df58a8..ca0fff6272be 100644 --- a/tools/perf/util/cloexec.c +++ b/tools/perf/util/cloexec.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <sched.h> #include "util.h" diff --git a/tools/perf/util/cloexec.h b/tools/perf/util/cloexec.h index 94a5a7d829d5..78216b1015c4 100644 --- a/tools/perf/util/cloexec.h +++ b/tools/perf/util/cloexec.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_CLOEXEC_H #define __PERF_CLOEXEC_H diff --git a/tools/perf/util/color.c b/tools/perf/util/color.c index dbbf89b050a5..39e628b8938e 100644 --- a/tools/perf/util/color.c +++ b/tools/perf/util/color.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/kernel.h> #include "cache.h" #include "config.h" diff --git a/tools/perf/util/color.h b/tools/perf/util/color.h index 52122bcc3170..22777b1812ee 100644 --- a/tools/perf/util/color.h +++ b/tools/perf/util/color.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_COLOR_H #define __PERF_COLOR_H diff --git a/tools/perf/util/comm.c b/tools/perf/util/comm.c index 7bc981b6bf29..8808570f8e9c 100644 --- a/tools/perf/util/comm.c +++ b/tools/perf/util/comm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "comm.h" #include "util.h" #include <errno.h> diff --git a/tools/perf/util/comm.h b/tools/perf/util/comm.h index 71c9c39340d4..3e5c438fe85e 100644 --- a/tools/perf/util/comm.h +++ b/tools/perf/util/comm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_COMM_H #define __PERF_COMM_H diff --git a/tools/perf/util/compress.h b/tools/perf/util/compress.h index 67fd1bb7c2b7..ecca688a25fb 100644 --- a/tools/perf/util/compress.h +++ b/tools/perf/util/compress.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERF_COMPRESS_H #define PERF_COMPRESS_H diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c index bc75596f9e79..4b893c622236 100644 --- a/tools/perf/util/config.c +++ b/tools/perf/util/config.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * config.c * diff --git a/tools/perf/util/config.h b/tools/perf/util/config.h index b6bb11f3f165..baf82bf227ac 100644 --- a/tools/perf/util/config.h +++ b/tools/perf/util/config.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_CONFIG_H #define __PERF_CONFIG_H diff --git a/tools/perf/util/counts.c b/tools/perf/util/counts.c index c4af82ab7808..03032b410c29 100644 --- a/tools/perf/util/counts.c +++ b/tools/perf/util/counts.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <stdlib.h> #include "evsel.h" diff --git a/tools/perf/util/counts.h b/tools/perf/util/counts.h index cb45a6aecf9d..0d1050ccc586 100644 --- a/tools/perf/util/counts.h +++ b/tools/perf/util/counts.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_COUNTS_H #define __PERF_COUNTS_H diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c index 37b3bb79ee08..1ccbd3342069 100644 --- a/tools/perf/util/cpumap.c +++ b/tools/perf/util/cpumap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "util.h" #include <api/fs/fs.h> #include "../perf.h" diff --git a/tools/perf/util/cpumap.h b/tools/perf/util/cpumap.h index 6b8bff87481d..ed8999d1a640 100644 --- a/tools/perf/util/cpumap.h +++ b/tools/perf/util/cpumap.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_CPUMAP_H #define __PERF_CPUMAP_H diff --git a/tools/perf/util/ctype.c b/tools/perf/util/ctype.c index 4b261c2ec0f1..ee4c1e8ed54b 100644 --- a/tools/perf/util/ctype.c +++ b/tools/perf/util/ctype.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Sane locale-independent, ASCII ctype. * diff --git a/tools/perf/util/data-convert-bt.h b/tools/perf/util/data-convert-bt.h index 9a3b587f76c1..821674d63c4e 100644 --- a/tools/perf/util/data-convert-bt.h +++ b/tools/perf/util/data-convert-bt.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __DATA_CONVERT_BT_H #define __DATA_CONVERT_BT_H #include "data-convert.h" diff --git a/tools/perf/util/data-convert.h b/tools/perf/util/data-convert.h index 5314962fe95b..af90b6076c06 100644 --- a/tools/perf/util/data-convert.h +++ b/tools/perf/util/data-convert.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __DATA_CONVERT_H #define __DATA_CONVERT_H diff --git a/tools/perf/util/data.c b/tools/perf/util/data.c index 263f5a906ba5..79192758bdb3 100644 --- a/tools/perf/util/data.c +++ b/tools/perf/util/data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include <linux/kernel.h> #include <sys/types.h> diff --git a/tools/perf/util/data.h b/tools/perf/util/data.h index ae510ce16cb1..80241ba78101 100644 --- a/tools/perf/util/data.h +++ b/tools/perf/util/data.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_DATA_H #define __PERF_DATA_H diff --git a/tools/perf/util/debug.c b/tools/perf/util/debug.c index a5b3777ffee6..dc8b53b6950e 100644 --- a/tools/perf/util/debug.c +++ b/tools/perf/util/debug.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* For general debugging purposes */ #include "../perf.h" diff --git a/tools/perf/util/debug.h b/tools/perf/util/debug.h index c818bdb1c1ab..77445dfc5c7d 100644 --- a/tools/perf/util/debug.h +++ b/tools/perf/util/debug.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* For debugging general purposes */ #ifndef __PERF_DEBUG_H #define __PERF_DEBUG_H diff --git a/tools/perf/util/demangle-java.c b/tools/perf/util/demangle-java.c index cb66d334f532..e4c486756053 100644 --- a/tools/perf/util/demangle-java.c +++ b/tools/perf/util/demangle-java.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/types.h> #include <stdio.h> #include <string.h> diff --git a/tools/perf/util/demangle-java.h b/tools/perf/util/demangle-java.h index a981c1f968fe..f936c8eabe5d 100644 --- a/tools/perf/util/demangle-java.h +++ b/tools/perf/util/demangle-java.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_DEMANGLE_JAVA #define __PERF_DEMANGLE_JAVA 1 /* diff --git a/tools/perf/util/demangle-rust.c b/tools/perf/util/demangle-rust.c index f9dafa888c06..423afbbd386b 100644 --- a/tools/perf/util/demangle-rust.c +++ b/tools/perf/util/demangle-rust.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <string.h> #include "util.h" #include "debug.h" diff --git a/tools/perf/util/demangle-rust.h b/tools/perf/util/demangle-rust.h index 7b41ead7e0dd..2fca618b1aa5 100644 --- a/tools/perf/util/demangle-rust.h +++ b/tools/perf/util/demangle-rust.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_DEMANGLE_RUST #define __PERF_DEMANGLE_RUST 1 diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c index b9e087fb8247..00c98c968cb1 100644 --- a/tools/perf/util/dso.c +++ b/tools/perf/util/dso.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <asm/bug.h> #include <linux/kernel.h> #include <sys/time.h> diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h index f886141678eb..926ff2e7f668 100644 --- a/tools/perf/util/dso.h +++ b/tools/perf/util/dso.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_DSO #define __PERF_DSO diff --git a/tools/perf/util/dump-insn.c b/tools/perf/util/dump-insn.c index ffbdb19f05d0..10988d3de7ce 100644 --- a/tools/perf/util/dump-insn.c +++ b/tools/perf/util/dump-insn.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include "dump-insn.h" diff --git a/tools/perf/util/dump-insn.h b/tools/perf/util/dump-insn.h index 90fb115981cf..0e06280a8860 100644 --- a/tools/perf/util/dump-insn.h +++ b/tools/perf/util/dump-insn.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_DUMP_INSN_H #define __PERF_DUMP_INSN_H 1 diff --git a/tools/perf/util/dwarf-regs.c b/tools/perf/util/dwarf-regs.c index c708395b3cb6..db55eddce8cd 100644 --- a/tools/perf/util/dwarf-regs.c +++ b/tools/perf/util/dwarf-regs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * dwarf-regs.c : Mapping of DWARF debug register numbers into register names. * diff --git a/tools/perf/util/env.c b/tools/perf/util/env.c index 9e21538c42ae..6276b340f893 100644 --- a/tools/perf/util/env.c +++ b/tools/perf/util/env.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "cpumap.h" #include "env.h" #include "util.h" diff --git a/tools/perf/util/env.h b/tools/perf/util/env.h index b164dfd2dcbf..1eb35b190b34 100644 --- a/tools/perf/util/env.h +++ b/tools/perf/util/env.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_ENV_H #define __PERF_ENV_H diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index 1c905ba3641b..fc690fecbfd6 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dirent.h> #include <errno.h> #include <inttypes.h> diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h index ee7bcc898d35..5524ee69279c 100644 --- a/tools/perf/util/event.h +++ b/tools/perf/util/event.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_RECORD_H #define __PERF_RECORD_H diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h index bf2c4936e35f..c1750a400bb7 100644 --- a/tools/perf/util/evlist.h +++ b/tools/perf/util/evlist.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_EVLIST_H #define __PERF_EVLIST_H 1 diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index dd2c4b5112a5..b4df79d72329 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_EVSEL_H #define __PERF_EVSEL_H 1 diff --git a/tools/perf/util/evsel_fprintf.c b/tools/perf/util/evsel_fprintf.c index 583f3a602506..1fd7c2e46db2 100644 --- a/tools/perf/util/evsel_fprintf.c +++ b/tools/perf/util/evsel_fprintf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <inttypes.h> #include <stdio.h> #include <stdbool.h> diff --git a/tools/perf/util/expr.h b/tools/perf/util/expr.h index 400ef9eab00a..046160831f90 100644 --- a/tools/perf/util/expr.h +++ b/tools/perf/util/expr.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PARSE_CTX_H #define PARSE_CTX_H 1 diff --git a/tools/perf/util/find-vdso-map.c b/tools/perf/util/find-vdso-map.c index 95ef1cffc056..d7823e3508fc 100644 --- a/tools/perf/util/find-vdso-map.c +++ b/tools/perf/util/find-vdso-map.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 static int find_vdso_map(void **start, void **end) { FILE *maps; diff --git a/tools/perf/util/genelf.h b/tools/perf/util/genelf.h index 2424bd9862a3..de322d51c7fe 100644 --- a/tools/perf/util/genelf.h +++ b/tools/perf/util/genelf.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __GENELF_H__ #define __GENELF_H__ diff --git a/tools/perf/util/generate-cmdlist.sh b/tools/perf/util/generate-cmdlist.sh index 0ac2037c970c..9bbcec4e3365 100755 --- a/tools/perf/util/generate-cmdlist.sh +++ b/tools/perf/util/generate-cmdlist.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 echo "/* Automatically generated by $0 */ struct cmdname_help diff --git a/tools/perf/util/group.h b/tools/perf/util/group.h index 116debe7a995..f36c7e31780a 100644 --- a/tools/perf/util/group.h +++ b/tools/perf/util/group.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef GROUP_H #define GROUP_H 1 diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index 605bbd5404fb..ba0cea8fef72 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <inttypes.h> #include "util.h" diff --git a/tools/perf/util/header.h b/tools/perf/util/header.h index f7a16ee527b8..29ccbfdf8724 100644 --- a/tools/perf/util/header.h +++ b/tools/perf/util/header.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_HEADER_H #define __PERF_HEADER_H diff --git a/tools/perf/util/help-unknown-cmd.c b/tools/perf/util/help-unknown-cmd.c index 15b95300d7f3..4f07a5ba5030 100644 --- a/tools/perf/util/help-unknown-cmd.c +++ b/tools/perf/util/help-unknown-cmd.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "cache.h" #include "config.h" #include <poll.h> diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c index e60d8d8ea4c2..097473600d94 100644 --- a/tools/perf/util/hist.c +++ b/tools/perf/util/hist.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "util.h" #include "build-id.h" #include "hist.h" diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h index e60dda26a920..f6630cb95eff 100644 --- a/tools/perf/util/hist.h +++ b/tools/perf/util/hist.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_HIST_H #define __PERF_HIST_H diff --git a/tools/perf/util/include/asm/asm-offsets.h b/tools/perf/util/include/asm/asm-offsets.h index ed538942523d..3aff4cf44944 100644 --- a/tools/perf/util/include/asm/asm-offsets.h +++ b/tools/perf/util/include/asm/asm-offsets.h @@ -1 +1,2 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* stub */ diff --git a/tools/perf/util/include/asm/cpufeature.h b/tools/perf/util/include/asm/cpufeature.h index acffd5e4d1d4..2270481c7e0a 100644 --- a/tools/perf/util/include/asm/cpufeature.h +++ b/tools/perf/util/include/asm/cpufeature.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERF_CPUFEATURE_H #define PERF_CPUFEATURE_H diff --git a/tools/perf/util/include/asm/dwarf2.h b/tools/perf/util/include/asm/dwarf2.h index afe38199e922..e9876be63dbf 100644 --- a/tools/perf/util/include/asm/dwarf2.h +++ b/tools/perf/util/include/asm/dwarf2.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERF_DWARF2_H #define PERF_DWARF2_H diff --git a/tools/perf/util/include/asm/uaccess.h b/tools/perf/util/include/asm/uaccess.h index d0f72b8fcc35..6a6f4b990547 100644 --- a/tools/perf/util/include/asm/uaccess.h +++ b/tools/perf/util/include/asm/uaccess.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_ASM_UACCESS_H_ #define _PERF_ASM_UACCESS_H_ diff --git a/tools/perf/util/include/dwarf-regs.h b/tools/perf/util/include/dwarf-regs.h index 43bfd8da7919..7d99a084e82d 100644 --- a/tools/perf/util/include/dwarf-regs.h +++ b/tools/perf/util/include/dwarf-regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_DWARF_REGS_H_ #define _PERF_DWARF_REGS_H_ diff --git a/tools/perf/util/include/linux/linkage.h b/tools/perf/util/include/linux/linkage.h index 06387cffe125..f01d48a8d707 100644 --- a/tools/perf/util/include/linux/linkage.h +++ b/tools/perf/util/include/linux/linkage.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERF_LINUX_LINKAGE_H_ #define PERF_LINUX_LINKAGE_H_ diff --git a/tools/perf/util/intel-pt-decoder/gen-insn-attr-x86.awk b/tools/perf/util/intel-pt-decoder/gen-insn-attr-x86.awk index 54e961659514..ddd5c4c21129 100644 --- a/tools/perf/util/intel-pt-decoder/gen-insn-attr-x86.awk +++ b/tools/perf/util/intel-pt-decoder/gen-insn-attr-x86.awk @@ -1,4 +1,5 @@ #!/bin/awk -f +# SPDX-License-Identifier: GPL-2.0 # gen-insn-attr-x86.awk: Instruction attribute table generator # Written by Masami Hiramatsu <mhiramat@redhat.com> # diff --git a/tools/perf/util/intlist.h b/tools/perf/util/intlist.h index 020b9ca1b47e..85bab8735fa9 100644 --- a/tools/perf/util/intlist.h +++ b/tools/perf/util/intlist.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_INTLIST_H #define __PERF_INTLIST_H diff --git a/tools/perf/util/jit.h b/tools/perf/util/jit.h index 3f42ee4d2a0b..c2582fa9fe21 100644 --- a/tools/perf/util/jit.h +++ b/tools/perf/util/jit.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __JIT_H__ #define __JIT_H__ diff --git a/tools/perf/util/jitdump.c b/tools/perf/util/jitdump.c index 9084930e1757..36483db032e8 100644 --- a/tools/perf/util/jitdump.c +++ b/tools/perf/util/jitdump.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/sysmacros.h> #include <sys/types.h> #include <errno.h> diff --git a/tools/perf/util/kvm-stat.h b/tools/perf/util/kvm-stat.h index d01e73592f6e..7b1f06567521 100644 --- a/tools/perf/util/kvm-stat.h +++ b/tools/perf/util/kvm-stat.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_KVM_STAT_H #define __PERF_KVM_STAT_H diff --git a/tools/perf/util/levenshtein.c b/tools/perf/util/levenshtein.c index f616e4f65b67..a217ecf0359d 100644 --- a/tools/perf/util/levenshtein.c +++ b/tools/perf/util/levenshtein.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "levenshtein.h" #include <errno.h> #include <stdlib.h> diff --git a/tools/perf/util/levenshtein.h b/tools/perf/util/levenshtein.h index b0fcb6d8a881..34ca173c557d 100644 --- a/tools/perf/util/levenshtein.h +++ b/tools/perf/util/levenshtein.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_LEVENSHTEIN_H #define __PERF_LEVENSHTEIN_H diff --git a/tools/perf/util/libunwind/arm64.c b/tools/perf/util/libunwind/arm64.c index 6559bc586643..66756e6be111 100644 --- a/tools/perf/util/libunwind/arm64.c +++ b/tools/perf/util/libunwind/arm64.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * This file setups defines to compile arch specific binary from the * generic one. diff --git a/tools/perf/util/libunwind/x86_32.c b/tools/perf/util/libunwind/x86_32.c index 957ffff72428..c5e568188e19 100644 --- a/tools/perf/util/libunwind/x86_32.c +++ b/tools/perf/util/libunwind/x86_32.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * This file setups defines to compile arch specific binary from the * generic one. diff --git a/tools/perf/util/llvm-utils.c b/tools/perf/util/llvm-utils.c index 209b0c82eff4..4952b429caa7 100644 --- a/tools/perf/util/llvm-utils.c +++ b/tools/perf/util/llvm-utils.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2015, Wang Nan <wangnan0@huawei.com> * Copyright (C) 2015, Huawei Inc. diff --git a/tools/perf/util/llvm-utils.h b/tools/perf/util/llvm-utils.h index c87a2a92a88f..d3ad8deb5db4 100644 --- a/tools/perf/util/llvm-utils.h +++ b/tools/perf/util/llvm-utils.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2015, Wang Nan <wangnan0@huawei.com> * Copyright (C) 2015, Huawei Inc. diff --git a/tools/perf/util/lzma.c b/tools/perf/util/lzma.c index 4ca7c5c6cdcd..07498eaddc08 100644 --- a/tools/perf/util/lzma.c +++ b/tools/perf/util/lzma.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <lzma.h> #include <stdio.h> diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index df709363ef69..bd5d5b5e2218 100644 --- a/tools/perf/util/machine.c +++ b/tools/perf/util/machine.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dirent.h> #include <errno.h> #include <inttypes.h> diff --git a/tools/perf/util/machine.h b/tools/perf/util/machine.h index 3cdb1340f917..d551aa80a59b 100644 --- a/tools/perf/util/machine.h +++ b/tools/perf/util/machine.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_MACHINE_H #define __PERF_MACHINE_H diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c index bdaa0a4edc17..4e7bd2750122 100644 --- a/tools/perf/util/map.c +++ b/tools/perf/util/map.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "symbol.h" #include <errno.h> #include <inttypes.h> diff --git a/tools/perf/util/map.h b/tools/perf/util/map.h index 73aacf7a7dc4..1fb9b8589adc 100644 --- a/tools/perf/util/map.h +++ b/tools/perf/util/map.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_MAP_H #define __PERF_MAP_H diff --git a/tools/perf/util/mem-events.c b/tools/perf/util/mem-events.c index 28afe5fa84d6..93f74d8d3cdd 100644 --- a/tools/perf/util/mem-events.c +++ b/tools/perf/util/mem-events.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stddef.h> #include <stdlib.h> #include <string.h> diff --git a/tools/perf/util/mem-events.h b/tools/perf/util/mem-events.h index 40f72ee4f42a..a889ec2fa9f5 100644 --- a/tools/perf/util/mem-events.h +++ b/tools/perf/util/mem-events.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_MEM_EVENTS_H #define __PERF_MEM_EVENTS_H diff --git a/tools/perf/util/memswap.c b/tools/perf/util/memswap.c index 55f7faa8d9ec..c1317e4983bc 100644 --- a/tools/perf/util/memswap.c +++ b/tools/perf/util/memswap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <byteswap.h> #include "memswap.h" #include <linux/types.h> diff --git a/tools/perf/util/memswap.h b/tools/perf/util/memswap.h index 7d1b1c34bb57..1e29ff903ca9 100644 --- a/tools/perf/util/memswap.h +++ b/tools/perf/util/memswap.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERF_MEMSWAP_H_ #define PERF_MEMSWAP_H_ diff --git a/tools/perf/util/ordered-events.c b/tools/perf/util/ordered-events.c index 4de398cfb577..8e09fd2d842f 100644 --- a/tools/perf/util/ordered-events.c +++ b/tools/perf/util/ordered-events.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <inttypes.h> #include <linux/list.h> diff --git a/tools/perf/util/ordered-events.h b/tools/perf/util/ordered-events.h index e11468a9a6e4..96e5292d88e2 100644 --- a/tools/perf/util/ordered-events.h +++ b/tools/perf/util/ordered-events.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ORDERED_EVENTS_H #define __ORDERED_EVENTS_H diff --git a/tools/perf/util/parse-branch-options.c b/tools/perf/util/parse-branch-options.c index e71fb5f31e84..bd779d9f4d1e 100644 --- a/tools/perf/util/parse-branch-options.c +++ b/tools/perf/util/parse-branch-options.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "perf.h" #include "util/util.h" #include "util/debug.h" diff --git a/tools/perf/util/parse-branch-options.h b/tools/perf/util/parse-branch-options.h index 6086fd90eb23..11d1722733f2 100644 --- a/tools/perf/util/parse-branch-options.h +++ b/tools/perf/util/parse-branch-options.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_PARSE_BRANCH_OPTIONS_H #define _PERF_PARSE_BRANCH_OPTIONS_H 1 #include <stdint.h> diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index f6257fb4f08c..56694e3409ea 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/hw_breakpoint.h> #include <linux/err.h> #include <dirent.h> @@ -309,10 +310,11 @@ static char *get_config_name(struct list_head *head_terms) static struct perf_evsel * __add_event(struct list_head *list, int *idx, struct perf_event_attr *attr, - char *name, struct cpu_map *cpus, + char *name, struct perf_pmu *pmu, struct list_head *config_terms, bool auto_merge_stats) { struct perf_evsel *evsel; + struct cpu_map *cpus = pmu ? pmu->cpus : NULL; event_attr_init(attr); @@ -323,7 +325,7 @@ __add_event(struct list_head *list, int *idx, (*idx)++; evsel->cpus = cpu_map__get(cpus); evsel->own_cpus = cpu_map__get(cpus); - evsel->system_wide = !!cpus; + evsel->system_wide = pmu ? pmu->is_uncore : false; evsel->auto_merge_stats = auto_merge_stats; if (name) @@ -1233,7 +1235,7 @@ static int __parse_events_add_pmu(struct parse_events_state *parse_state, if (!head_config) { attr.type = pmu->type; - evsel = __add_event(list, &parse_state->idx, &attr, NULL, pmu->cpus, NULL, auto_merge_stats); + evsel = __add_event(list, &parse_state->idx, &attr, NULL, pmu, NULL, auto_merge_stats); return evsel ? 0 : -ENOMEM; } @@ -1254,7 +1256,7 @@ static int __parse_events_add_pmu(struct parse_events_state *parse_state, return -EINVAL; evsel = __add_event(list, &parse_state->idx, &attr, - get_config_name(head_config), pmu->cpus, + get_config_name(head_config), pmu, &config_terms, auto_merge_stats); if (evsel) { evsel->unit = info.unit; diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h index 635135125111..eed50b54bab3 100644 --- a/tools/perf/util/parse-events.h +++ b/tools/perf/util/parse-events.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_PARSE_EVENTS_H #define __PERF_PARSE_EVENTS_H /* diff --git a/tools/perf/util/parse-events.l b/tools/perf/util/parse-events.l index c42edeac451f..6680e4fb7967 100644 --- a/tools/perf/util/parse-events.l +++ b/tools/perf/util/parse-events.l @@ -8,6 +8,9 @@ %{ #include <errno.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <unistd.h> #include "../perf.h" #include "parse-events.h" #include "parse-events-bison.h" @@ -53,9 +56,8 @@ static int str(yyscan_t scanner, int token) return token; } -static bool isbpf(yyscan_t scanner) +static bool isbpf_suffix(char *text) { - char *text = parse_events_get_text(scanner); int len = strlen(text); if (len < 2) @@ -68,6 +70,17 @@ static bool isbpf(yyscan_t scanner) return false; } +static bool isbpf(yyscan_t scanner) +{ + char *text = parse_events_get_text(scanner); + struct stat st; + + if (!isbpf_suffix(text)) + return false; + + return stat(text, &st) == 0; +} + /* * This function is called when the parser gets two kind of input: * @@ -141,6 +154,10 @@ do { \ yycolumn += yyleng; \ } while (0); +#define USER_REJECT \ + yycolumn -= yyleng; \ + REJECT + %} %x mem @@ -322,8 +339,8 @@ r{num_raw_hex} { return raw(yyscanner); } {num_hex} { return value(yyscanner, 16); } {modifier_event} { return str(yyscanner, PE_MODIFIER_EVENT); } -{bpf_object} { if (!isbpf(yyscanner)) REJECT; return str(yyscanner, PE_BPF_OBJECT); } -{bpf_source} { if (!isbpf(yyscanner)) REJECT; return str(yyscanner, PE_BPF_SOURCE); } +{bpf_object} { if (!isbpf(yyscanner)) USER_REJECT; return str(yyscanner, PE_BPF_OBJECT); } +{bpf_source} { if (!isbpf(yyscanner)) USER_REJECT; return str(yyscanner, PE_BPF_SOURCE); } {name} { return pmu_str_check(yyscanner); } "/" { BEGIN(config); return '/'; } - { return '-'; } diff --git a/tools/perf/util/parse-regs-options.c b/tools/perf/util/parse-regs-options.c index 646ecf736aad..e6599e290f46 100644 --- a/tools/perf/util/parse-regs-options.c +++ b/tools/perf/util/parse-regs-options.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "perf.h" #include "util/util.h" #include "util/debug.h" diff --git a/tools/perf/util/parse-regs-options.h b/tools/perf/util/parse-regs-options.h index 7d762b188007..cdefb1acf6be 100644 --- a/tools/perf/util/parse-regs-options.h +++ b/tools/perf/util/parse-regs-options.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_PARSE_REGS_OPTIONS_H #define _PERF_PARSE_REGS_OPTIONS_H 1 struct option; diff --git a/tools/perf/util/path.c b/tools/perf/util/path.c index 50ec3bc87a60..933f5c6bffb4 100644 --- a/tools/perf/util/path.c +++ b/tools/perf/util/path.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * I'm tired of doing "vsnprintf()" etc just to open a * file, so here's a "return static buffer with printf" diff --git a/tools/perf/util/path.h b/tools/perf/util/path.h index 9a276a58e3c2..14a254ada7eb 100644 --- a/tools/perf/util/path.h +++ b/tools/perf/util/path.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_PATH_H #define _PERF_PATH_H diff --git a/tools/perf/util/perf-hooks.c b/tools/perf/util/perf-hooks.c index d55092964da2..4f3aa8d99ef4 100644 --- a/tools/perf/util/perf-hooks.c +++ b/tools/perf/util/perf-hooks.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * perf_hooks.c * diff --git a/tools/perf/util/perf-hooks.h b/tools/perf/util/perf-hooks.h index 838d5797bc1e..27fbec62d4fe 100644 --- a/tools/perf/util/perf-hooks.h +++ b/tools/perf/util/perf-hooks.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERF_UTIL_PERF_HOOKS_H #define PERF_UTIL_PERF_HOOKS_H diff --git a/tools/perf/util/perf_regs.c b/tools/perf/util/perf_regs.c index b2ae039eff85..2acfcc527cac 100644 --- a/tools/perf/util/perf_regs.c +++ b/tools/perf/util/perf_regs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include "perf_regs.h" #include "event.h" diff --git a/tools/perf/util/perf_regs.h b/tools/perf/util/perf_regs.h index 32b37d19dcc3..c9319f8d17a6 100644 --- a/tools/perf/util/perf_regs.h +++ b/tools/perf/util/perf_regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_REGS_H #define __PERF_REGS_H diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index ac16a9db1fb5..b10b35a63138 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/list.h> #include <linux/compiler.h> #include <sys/types.h> @@ -470,17 +471,36 @@ static void pmu_read_sysfs(void) closedir(dir); } +static struct cpu_map *__pmu_cpumask(const char *path) +{ + FILE *file; + struct cpu_map *cpus; + + file = fopen(path, "r"); + if (!file) + return NULL; + + cpus = cpu_map__read(file); + fclose(file); + return cpus; +} + +/* + * Uncore PMUs have a "cpumask" file under sysfs. CPU PMUs (e.g. on arm/arm64) + * may have a "cpus" file. + */ +#define CPUS_TEMPLATE_UNCORE "%s/bus/event_source/devices/%s/cpumask" +#define CPUS_TEMPLATE_CPU "%s/bus/event_source/devices/%s/cpus" + static struct cpu_map *pmu_cpumask(const char *name) { - struct stat st; char path[PATH_MAX]; - FILE *file; struct cpu_map *cpus; const char *sysfs = sysfs__mountpoint(); const char *templates[] = { - "%s/bus/event_source/devices/%s/cpumask", - "%s/bus/event_source/devices/%s/cpus", - NULL + CPUS_TEMPLATE_UNCORE, + CPUS_TEMPLATE_CPU, + NULL }; const char **template; @@ -489,20 +509,25 @@ static struct cpu_map *pmu_cpumask(const char *name) for (template = templates; *template; template++) { snprintf(path, PATH_MAX, *template, sysfs, name); - if (stat(path, &st) == 0) - break; + cpus = __pmu_cpumask(path); + if (cpus) + return cpus; } - if (!*template) - return NULL; + return NULL; +} - file = fopen(path, "r"); - if (!file) - return NULL; +static bool pmu_is_uncore(const char *name) +{ + char path[PATH_MAX]; + struct cpu_map *cpus; + const char *sysfs = sysfs__mountpoint(); - cpus = cpu_map__read(file); - fclose(file); - return cpus; + snprintf(path, PATH_MAX, CPUS_TEMPLATE_UNCORE, sysfs, name); + cpus = __pmu_cpumask(path); + cpu_map__put(cpus); + + return !!cpus; } /* @@ -617,6 +642,8 @@ static struct perf_pmu *pmu_lookup(const char *name) pmu->cpus = pmu_cpumask(name); + pmu->is_uncore = pmu_is_uncore(name); + INIT_LIST_HEAD(&pmu->format); INIT_LIST_HEAD(&pmu->aliases); list_splice(&format, &pmu->format); diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h index 389e9729331f..eca99435f4a0 100644 --- a/tools/perf/util/pmu.h +++ b/tools/perf/util/pmu.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PMU_H #define __PMU_H @@ -22,6 +23,7 @@ struct perf_pmu { char *name; __u32 type; bool selectable; + bool is_uncore; struct perf_event_attr *default_config; struct cpu_map *cpus; struct list_head format; /* HEAD struct perf_pmu_format -> list */ diff --git a/tools/perf/util/print_binary.c b/tools/perf/util/print_binary.c index e908177b9976..779e35c9e566 100644 --- a/tools/perf/util/print_binary.c +++ b/tools/perf/util/print_binary.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "print_binary.h" #include <linux/log2.h> #include "sane_ctype.h" diff --git a/tools/perf/util/print_binary.h b/tools/perf/util/print_binary.h index da0427263d2d..2be3075e2b05 100644 --- a/tools/perf/util/print_binary.h +++ b/tools/perf/util/print_binary.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERF_PRINT_BINARY_H #define PERF_PRINT_BINARY_H diff --git a/tools/perf/util/probe-event.h b/tools/perf/util/probe-event.h index 078681d12168..45b14f020558 100644 --- a/tools/perf/util/probe-event.h +++ b/tools/perf/util/probe-event.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PROBE_EVENT_H #define _PROBE_EVENT_H diff --git a/tools/perf/util/probe-file.h b/tools/perf/util/probe-file.h index 2ca4163abafe..63f29b1d22c1 100644 --- a/tools/perf/util/probe-file.h +++ b/tools/perf/util/probe-file.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PROBE_FILE_H #define __PROBE_FILE_H diff --git a/tools/perf/util/probe-finder.h b/tools/perf/util/probe-finder.h index 27f061551012..16252980ff00 100644 --- a/tools/perf/util/probe-finder.h +++ b/tools/perf/util/probe-finder.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PROBE_FINDER_H #define _PROBE_FINDER_H diff --git a/tools/perf/util/pstack.c b/tools/perf/util/pstack.c index b234a6e3d0d4..797fe1ae2d2e 100644 --- a/tools/perf/util/pstack.c +++ b/tools/perf/util/pstack.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Simple pointer stack * diff --git a/tools/perf/util/pstack.h b/tools/perf/util/pstack.h index ded7f2e36624..8729b8be061d 100644 --- a/tools/perf/util/pstack.h +++ b/tools/perf/util/pstack.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_PSTACK_ #define _PERF_PSTACK_ diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c index c129e99114ae..8e49d9cafcfc 100644 --- a/tools/perf/util/python.c +++ b/tools/perf/util/python.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <Python.h> #include <structmember.h> #include <inttypes.h> diff --git a/tools/perf/util/quote.c b/tools/perf/util/quote.c index 1ba8920151d8..22eaa201aa27 100644 --- a/tools/perf/util/quote.c +++ b/tools/perf/util/quote.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <stdlib.h> #include "strbuf.h" diff --git a/tools/perf/util/quote.h b/tools/perf/util/quote.h index 055ca45bed99..274bf26d3511 100644 --- a/tools/perf/util/quote.h +++ b/tools/perf/util/quote.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_QUOTE_H #define __PERF_QUOTE_H diff --git a/tools/perf/util/rb_resort.h b/tools/perf/util/rb_resort.h index 808cc45611fe..7d8972b33f6b 100644 --- a/tools/perf/util/rb_resort.h +++ b/tools/perf/util/rb_resort.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_RESORT_RB_H_ #define _PERF_RESORT_RB_H_ /* diff --git a/tools/perf/util/rblist.h b/tools/perf/util/rblist.h index ff9913b994c2..4c8638a22571 100644 --- a/tools/perf/util/rblist.h +++ b/tools/perf/util/rblist.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_RBLIST_H #define __PERF_RBLIST_H diff --git a/tools/perf/util/record.c b/tools/perf/util/record.c index d91bdf5a1aa4..1e97937b03a9 100644 --- a/tools/perf/util/record.c +++ b/tools/perf/util/record.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "evlist.h" #include "evsel.h" #include "cpumap.h" diff --git a/tools/perf/util/sane_ctype.h b/tools/perf/util/sane_ctype.h index 4308c22c22ad..c2b42ff9ff32 100644 --- a/tools/perf/util/sane_ctype.h +++ b/tools/perf/util/sane_ctype.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_SANE_CTYPE_H #define _PERF_SANE_CTYPE_H diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c index a7ebd9fe8e40..da55081aefc6 100644 --- a/tools/perf/util/session.c +++ b/tools/perf/util/session.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <inttypes.h> #include <linux/kernel.h> @@ -374,6 +375,8 @@ void perf_tool__fill_defaults(struct perf_tool *tool) tool->mmap2 = process_event_stub; if (tool->comm == NULL) tool->comm = process_event_stub; + if (tool->namespaces == NULL) + tool->namespaces = process_event_stub; if (tool->fork == NULL) tool->fork = process_event_stub; if (tool->exit == NULL) diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h index 47b5e7dbcb18..41caa098ed15 100644 --- a/tools/perf/util/session.h +++ b/tools/perf/util/session.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_SESSION_H #define __PERF_SESSION_H diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c index eb3ab902a1c0..84a33f1e9ec9 100644 --- a/tools/perf/util/sort.c +++ b/tools/perf/util/sort.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <inttypes.h> #include <regex.h> diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h index f36dc4980a6c..b2b55e5149a7 100644 --- a/tools/perf/util/sort.h +++ b/tools/perf/util/sort.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_SORT_H #define __PERF_SORT_H #include "../builtin.h" diff --git a/tools/perf/util/srcline.c b/tools/perf/util/srcline.c index ed8e8d2de942..4105682afc7a 100644 --- a/tools/perf/util/srcline.c +++ b/tools/perf/util/srcline.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <inttypes.h> #include <stdio.h> #include <stdlib.h> diff --git a/tools/perf/util/srcline.h b/tools/perf/util/srcline.h index 7b52ba88676e..8e73f607dfa3 100644 --- a/tools/perf/util/srcline.h +++ b/tools/perf/util/srcline.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERF_SRCLINE_H #define PERF_SRCLINE_H diff --git a/tools/perf/util/stat-shadow.c b/tools/perf/util/stat-shadow.c index a04cf56d3517..37363869c9a1 100644 --- a/tools/perf/util/stat-shadow.c +++ b/tools/perf/util/stat-shadow.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include "evsel.h" #include "stat.h" diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c index 35e9848734d6..c9bae5fb8b47 100644 --- a/tools/perf/util/stat.c +++ b/tools/perf/util/stat.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <inttypes.h> #include <math.h> diff --git a/tools/perf/util/stat.h b/tools/perf/util/stat.h index eacaf958e19d..96326b1f9443 100644 --- a/tools/perf/util/stat.h +++ b/tools/perf/util/stat.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_STATS_H #define __PERF_STATS_H diff --git a/tools/perf/util/strbuf.c b/tools/perf/util/strbuf.c index aafe908b82b5..3d1cf5bf7f18 100644 --- a/tools/perf/util/strbuf.c +++ b/tools/perf/util/strbuf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "debug.h" #include "util.h" #include <linux/kernel.h> diff --git a/tools/perf/util/strbuf.h b/tools/perf/util/strbuf.h index 802d743378af..ea94d8628980 100644 --- a/tools/perf/util/strbuf.h +++ b/tools/perf/util/strbuf.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_STRBUF_H #define __PERF_STRBUF_H diff --git a/tools/perf/util/strfilter.c b/tools/perf/util/strfilter.c index 4dc0af669a30..7f3253d44afd 100644 --- a/tools/perf/util/strfilter.c +++ b/tools/perf/util/strfilter.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "util.h" #include "string2.h" #include "strfilter.h" diff --git a/tools/perf/util/strfilter.h b/tools/perf/util/strfilter.h index cff5eda88728..e0c25a40f796 100644 --- a/tools/perf/util/strfilter.h +++ b/tools/perf/util/strfilter.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_STRFILTER_H #define __PERF_STRFILTER_H /* General purpose glob matching filter */ diff --git a/tools/perf/util/string.c b/tools/perf/util/string.c index cca53b693a48..aaa08ee8c717 100644 --- a/tools/perf/util/string.c +++ b/tools/perf/util/string.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "string2.h" #include <linux/kernel.h> #include <linux/string.h> diff --git a/tools/perf/util/string2.h b/tools/perf/util/string2.h index 2f619681bd6a..ee14ca5451ab 100644 --- a/tools/perf/util/string2.h +++ b/tools/perf/util/string2.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERF_STRING_H #define PERF_STRING_H diff --git a/tools/perf/util/strlist.h b/tools/perf/util/strlist.h index 19207e50fce5..d58f1e08b170 100644 --- a/tools/perf/util/strlist.h +++ b/tools/perf/util/strlist.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_STRLIST_H #define __PERF_STRLIST_H diff --git a/tools/perf/util/svghelper.h b/tools/perf/util/svghelper.h index 946fdf2db97c..e55338d5c3bd 100644 --- a/tools/perf/util/svghelper.h +++ b/tools/perf/util/svghelper.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_SVGHELPER_H #define __PERF_SVGHELPER_H diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c index 9cf781f0d8a2..2de770511e70 100644 --- a/tools/perf/util/symbol-elf.c +++ b/tools/perf/util/symbol-elf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <fcntl.h> #include <stdio.h> #include <errno.h> diff --git a/tools/perf/util/symbol-minimal.c b/tools/perf/util/symbol-minimal.c index 1a5aa35b0100..ff48d0d49584 100644 --- a/tools/perf/util/symbol-minimal.c +++ b/tools/perf/util/symbol-minimal.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "symbol.h" #include "util.h" diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index 5909ee4c7ade..6492ef38b090 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dirent.h> #include <errno.h> #include <stdlib.h> diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h index aad99e7e179b..6352022593c6 100644 --- a/tools/perf/util/symbol.h +++ b/tools/perf/util/symbol.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_SYMBOL #define __PERF_SYMBOL 1 diff --git a/tools/perf/util/symbol_fprintf.c b/tools/perf/util/symbol_fprintf.c index 63694e174e5c..6dd2cb88ccbe 100644 --- a/tools/perf/util/symbol_fprintf.c +++ b/tools/perf/util/symbol_fprintf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <elf.h> #include <inttypes.h> #include <stdio.h> diff --git a/tools/perf/util/syscalltbl.h b/tools/perf/util/syscalltbl.h index e9fb8786da7c..c8e7e9ce0f01 100644 --- a/tools/perf/util/syscalltbl.h +++ b/tools/perf/util/syscalltbl.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_SYSCALLTBL_H #define __PERF_SYSCALLTBL_H diff --git a/tools/perf/util/target.h b/tools/perf/util/target.h index 7381b1ca4041..446aa7a56f25 100644 --- a/tools/perf/util/target.h +++ b/tools/perf/util/target.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_TARGET_H #define _PERF_TARGET_H diff --git a/tools/perf/util/term.c b/tools/perf/util/term.c index 8f254a74d97d..e7aa82c06c76 100644 --- a/tools/perf/util/term.c +++ b/tools/perf/util/term.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "term.h" #include <stdlib.h> #include <termios.h> diff --git a/tools/perf/util/term.h b/tools/perf/util/term.h index 2c06a61846a1..607b170a9017 100644 --- a/tools/perf/util/term.h +++ b/tools/perf/util/term.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_TERM_H #define __PERF_TERM_H diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c index aee9a42102ba..1dbcd3c8dee0 100644 --- a/tools/perf/util/thread.c +++ b/tools/perf/util/thread.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "../perf.h" #include <errno.h> #include <stdlib.h> diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h index cb1a5dd5c2b9..fdcea7c0cac1 100644 --- a/tools/perf/util/thread.h +++ b/tools/perf/util/thread.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_THREAD_H #define __PERF_THREAD_H diff --git a/tools/perf/util/thread_map.c b/tools/perf/util/thread_map.c index 63ead7b06324..be0d5a736dea 100644 --- a/tools/perf/util/thread_map.c +++ b/tools/perf/util/thread_map.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <dirent.h> #include <errno.h> #include <limits.h> diff --git a/tools/perf/util/thread_map.h b/tools/perf/util/thread_map.h index bd34d7a0b9fa..f15803985435 100644 --- a/tools/perf/util/thread_map.h +++ b/tools/perf/util/thread_map.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_THREAD_MAP_H #define __PERF_THREAD_MAP_H diff --git a/tools/perf/util/time-utils.c b/tools/perf/util/time-utils.c index 5b5d0214debd..81927d027417 100644 --- a/tools/perf/util/time-utils.c +++ b/tools/perf/util/time-utils.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdlib.h> #include <string.h> #include <sys/time.h> diff --git a/tools/perf/util/time-utils.h b/tools/perf/util/time-utils.h index 8656be08513b..15b475c50ccf 100644 --- a/tools/perf/util/time-utils.h +++ b/tools/perf/util/time-utils.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TIME_UTILS_H_ #define _TIME_UTILS_H_ diff --git a/tools/perf/util/tool.h b/tools/perf/util/tool.h index d549e50db397..2532b558099b 100644 --- a/tools/perf/util/tool.h +++ b/tools/perf/util/tool.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_TOOL_H #define __PERF_TOOL_H diff --git a/tools/perf/util/top.h b/tools/perf/util/top.h index 9bdfb78a9a35..506150a75bd0 100644 --- a/tools/perf/util/top.h +++ b/tools/perf/util/top.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_TOP_H #define __PERF_TOP_H 1 diff --git a/tools/perf/util/trace-event.c b/tools/perf/util/trace-event.c index c330780674fc..16a776371d03 100644 --- a/tools/perf/util/trace-event.c +++ b/tools/perf/util/trace-event.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <unistd.h> diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h index 1fbc044f9eb0..dcbdb53dc702 100644 --- a/tools/perf/util/trace-event.h +++ b/tools/perf/util/trace-event.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_UTIL_TRACE_EVENT_H #define _PERF_UTIL_TRACE_EVENT_H diff --git a/tools/perf/util/trigger.h b/tools/perf/util/trigger.h index e97d7016d771..370138e7e35c 100644 --- a/tools/perf/util/trigger.h +++ b/tools/perf/util/trigger.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __TRIGGER_H_ #define __TRIGGER_H_ 1 diff --git a/tools/perf/util/tsc.c b/tools/perf/util/tsc.c index 1b741646eed0..bfa782421cbd 100644 --- a/tools/perf/util/tsc.c +++ b/tools/perf/util/tsc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include <linux/types.h> diff --git a/tools/perf/util/tsc.h b/tools/perf/util/tsc.h index d5b11e2b85e0..e0c3af34ac8d 100644 --- a/tools/perf/util/tsc.h +++ b/tools/perf/util/tsc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_TSC_H #define __PERF_TSC_H diff --git a/tools/perf/util/units.c b/tools/perf/util/units.c index 4767ec2c5ef6..a46762aec4c9 100644 --- a/tools/perf/util/units.c +++ b/tools/perf/util/units.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "units.h" #include <inttypes.h> #include <limits.h> diff --git a/tools/perf/util/units.h b/tools/perf/util/units.h index f02c87317150..99263b6a23f7 100644 --- a/tools/perf/util/units.h +++ b/tools/perf/util/units.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERF_UNIT_H #define PERF_UNIT_H diff --git a/tools/perf/util/unwind-libdw.c b/tools/perf/util/unwind-libdw.c index 7755a5e0fe5e..1e9c974faf67 100644 --- a/tools/perf/util/unwind-libdw.c +++ b/tools/perf/util/unwind-libdw.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include <elfutils/libdw.h> #include <elfutils/libdwfl.h> diff --git a/tools/perf/util/unwind-libdw.h b/tools/perf/util/unwind-libdw.h index 4a2b269a7b3b..0cbd2650e280 100644 --- a/tools/perf/util/unwind-libdw.h +++ b/tools/perf/util/unwind-libdw.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_UNWIND_LIBDW_H #define __PERF_UNWIND_LIBDW_H diff --git a/tools/perf/util/unwind-libunwind-local.c b/tools/perf/util/unwind-libunwind-local.c index 672c2ada9357..7a42f703e858 100644 --- a/tools/perf/util/unwind-libunwind-local.c +++ b/tools/perf/util/unwind-libunwind-local.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Post mortem Dwarf CFI based unwinding on top of regs and stack dumps. * diff --git a/tools/perf/util/unwind-libunwind.c b/tools/perf/util/unwind-libunwind.c index 8aef572d0889..647a1e6b4c7b 100644 --- a/tools/perf/util/unwind-libunwind.c +++ b/tools/perf/util/unwind-libunwind.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "unwind.h" #include "thread.h" #include "session.h" diff --git a/tools/perf/util/unwind.h b/tools/perf/util/unwind.h index bfbdcc6198c9..8a44a1569a21 100644 --- a/tools/perf/util/unwind.h +++ b/tools/perf/util/unwind.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __UNWIND_H #define __UNWIND_H diff --git a/tools/perf/util/usage.c b/tools/perf/util/usage.c index 6cc9d9888ce0..070d25ceea6a 100644 --- a/tools/perf/util/usage.c +++ b/tools/perf/util/usage.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * usage.c * diff --git a/tools/perf/util/util-cxx.h b/tools/perf/util/util-cxx.h index 0e0e019c9f34..80a99e458d4e 100644 --- a/tools/perf/util/util-cxx.h +++ b/tools/perf/util/util-cxx.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Support C++ source use utilities defined in util.h */ diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c index 4c360daa4e24..3687b720327a 100644 --- a/tools/perf/util/util.c +++ b/tools/perf/util/util.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "../perf.h" #include "util.h" #include "debug.h" diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h index b136c271125f..b52765e6d7b4 100644 --- a/tools/perf/util/util.h +++ b/tools/perf/util/util.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef GIT_COMPAT_UTIL_H #define GIT_COMPAT_UTIL_H diff --git a/tools/perf/util/values.c b/tools/perf/util/values.c index 8a32bb0095e5..4b7a303e4ba8 100644 --- a/tools/perf/util/values.c +++ b/tools/perf/util/values.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <inttypes.h> #include <stdio.h> #include <stdlib.h> diff --git a/tools/perf/util/values.h b/tools/perf/util/values.h index 808ff9c73bf5..8c41f22f42cf 100644 --- a/tools/perf/util/values.h +++ b/tools/perf/util/values.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_VALUES_H #define __PERF_VALUES_H diff --git a/tools/perf/util/vdso.c b/tools/perf/util/vdso.c index d3c39eec89a8..cffcda448c28 100644 --- a/tools/perf/util/vdso.c +++ b/tools/perf/util/vdso.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <unistd.h> #include <stdio.h> diff --git a/tools/perf/util/vdso.h b/tools/perf/util/vdso.h index cdc4fabfc212..bc74ace603ae 100644 --- a/tools/perf/util/vdso.h +++ b/tools/perf/util/vdso.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_VDSO__ #define __PERF_VDSO__ diff --git a/tools/perf/util/xyarray.c b/tools/perf/util/xyarray.c index c8f415d9877b..dc95154f5646 100644 --- a/tools/perf/util/xyarray.c +++ b/tools/perf/util/xyarray.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include "xyarray.h" #include "util.h" #include <stdlib.h> diff --git a/tools/perf/util/xyarray.h b/tools/perf/util/xyarray.h index 4ba726c90870..7ffe562e7ae7 100644 --- a/tools/perf/util/xyarray.h +++ b/tools/perf/util/xyarray.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_XYARRAY_H_ #define _PERF_XYARRAY_H_ 1 @@ -23,12 +24,12 @@ static inline void *xyarray__entry(struct xyarray *xy, int x, int y) static inline int xyarray__max_y(struct xyarray *xy) { - return xy->max_x; + return xy->max_y; } static inline int xyarray__max_x(struct xyarray *xy) { - return xy->max_y; + return xy->max_x; } #endif /* _PERF_XYARRAY_H_ */ diff --git a/tools/perf/util/zlib.c b/tools/perf/util/zlib.c index 1329d843eb7b..008fe68d7b76 100644 --- a/tools/perf/util/zlib.c +++ b/tools/perf/util/zlib.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <unistd.h> #include <sys/stat.h> diff --git a/tools/power/cpupower/Makefile b/tools/power/cpupower/Makefile index 4c5a481a850c..d6e1c02ddcfe 100644 --- a/tools/power/cpupower/Makefile +++ b/tools/power/cpupower/Makefile @@ -26,7 +26,7 @@ endif ifneq ($(OUTPUT),) # check that the output directory actually exists -OUTDIR := $(realpath $(OUTPUT)) +OUTDIR := $(shell cd $(OUTPUT) && /bin/pwd) $(if $(OUTDIR),, $(error output directory "$(OUTPUT)" does not exist)) endif diff --git a/tools/power/cpupower/bench/Makefile b/tools/power/cpupower/bench/Makefile index 3e59f1aa3947..d79ab161cc75 100644 --- a/tools/power/cpupower/bench/Makefile +++ b/tools/power/cpupower/bench/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 OUTPUT := ./ ifeq ("$(origin O)", "command line") ifneq ($(O),) diff --git a/tools/power/cpupower/debug/i386/Makefile b/tools/power/cpupower/debug/i386/Makefile index c05cc0ac80c7..b3f771039b17 100644 --- a/tools/power/cpupower/debug/i386/Makefile +++ b/tools/power/cpupower/debug/i386/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 OUTPUT=./ ifeq ("$(origin O)", "command line") OUTPUT := $(O)/ diff --git a/tools/power/cpupower/debug/kernel/Makefile b/tools/power/cpupower/debug/kernel/Makefile index a8a6f8eec5c2..c23e5a6ceb7e 100644 --- a/tools/power/cpupower/debug/kernel/Makefile +++ b/tools/power/cpupower/debug/kernel/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 obj-m := KDIR := /lib/modules/$(shell uname -r)/build diff --git a/tools/power/cpupower/debug/x86_64/Makefile b/tools/power/cpupower/debug/x86_64/Makefile index 1c5214526716..59af84b8ef45 100644 --- a/tools/power/cpupower/debug/x86_64/Makefile +++ b/tools/power/cpupower/debug/x86_64/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 OUTPUT=./ ifeq ("$(origin O)", "command line") OUTPUT := $(O)/ diff --git a/tools/power/cpupower/lib/cpuidle.h b/tools/power/cpupower/lib/cpuidle.h index 04eb3cfa6e42..2e10fead2e1e 100644 --- a/tools/power/cpupower/lib/cpuidle.h +++ b/tools/power/cpupower/lib/cpuidle.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __CPUPOWER_CPUIDLE_H__ #define __CPUPOWER_CPUIDLE_H__ diff --git a/tools/power/cpupower/lib/cpupower.h b/tools/power/cpupower/lib/cpupower.h index fa031fcc7710..e4e4292eacec 100644 --- a/tools/power/cpupower/lib/cpupower.h +++ b/tools/power/cpupower/lib/cpupower.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __CPUPOWER_CPUPOWER_H__ #define __CPUPOWER_CPUPOWER_H__ diff --git a/tools/power/cpupower/lib/cpupower_intern.h b/tools/power/cpupower/lib/cpupower_intern.h index f8ec4009621c..92affdfbe417 100644 --- a/tools/power/cpupower/lib/cpupower_intern.h +++ b/tools/power/cpupower/lib/cpupower_intern.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #define PATH_TO_CPU "/sys/devices/system/cpu/" #define MAX_LINE_LEN 4096 #define SYSFS_PATH_MAX 255 diff --git a/tools/power/cpupower/utils/builtin.h b/tools/power/cpupower/utils/builtin.h index 2284c8ea4e2a..f7065ae60a14 100644 --- a/tools/power/cpupower/utils/builtin.h +++ b/tools/power/cpupower/utils/builtin.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef BUILTIN_H #define BUILTIN_H diff --git a/tools/power/cpupower/utils/cpuidle-set.c b/tools/power/cpupower/utils/cpuidle-set.c index 691c24d50ef4..569f268f4c7f 100644 --- a/tools/power/cpupower/utils/cpuidle-set.c +++ b/tools/power/cpupower/utils/cpuidle-set.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <unistd.h> #include <stdio.h> #include <errno.h> diff --git a/tools/power/cpupower/utils/helpers/amd.c b/tools/power/cpupower/utils/helpers/amd.c index 5fd5c5b8c7b8..bb41cdd0df6b 100644 --- a/tools/power/cpupower/utils/helpers/amd.c +++ b/tools/power/cpupower/utils/helpers/amd.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #if defined(__i386__) || defined(__x86_64__) #include <unistd.h> #include <errno.h> diff --git a/tools/power/cpupower/utils/helpers/bitmask.c b/tools/power/cpupower/utils/helpers/bitmask.c index 5c074c60f904..6c7932f5bd66 100644 --- a/tools/power/cpupower/utils/helpers/bitmask.c +++ b/tools/power/cpupower/utils/helpers/bitmask.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <stdlib.h> #include <string.h> diff --git a/tools/power/cpupower/utils/helpers/bitmask.h b/tools/power/cpupower/utils/helpers/bitmask.h index eb289df41053..b98d93a44e1b 100644 --- a/tools/power/cpupower/utils/helpers/bitmask.h +++ b/tools/power/cpupower/utils/helpers/bitmask.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __CPUPOWER_BITMASK__ #define __CPUPOWER_BITMASK__ diff --git a/tools/power/cpupower/utils/helpers/cpuid.c b/tools/power/cpupower/utils/helpers/cpuid.c index 32d37c9be791..732b0b41ba26 100644 --- a/tools/power/cpupower/utils/helpers/cpuid.c +++ b/tools/power/cpupower/utils/helpers/cpuid.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <errno.h> #include <string.h> diff --git a/tools/power/cpupower/utils/helpers/misc.c b/tools/power/cpupower/utils/helpers/misc.c index a5e7ddf19dbd..80fdf55f414d 100644 --- a/tools/power/cpupower/utils/helpers/misc.c +++ b/tools/power/cpupower/utils/helpers/misc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #if defined(__i386__) || defined(__x86_64__) #include "helpers/helpers.h" diff --git a/tools/power/cpupower/utils/helpers/msr.c b/tools/power/cpupower/utils/helpers/msr.c index 31a4b24a8bc6..ab9950748838 100644 --- a/tools/power/cpupower/utils/helpers/msr.c +++ b/tools/power/cpupower/utils/helpers/msr.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #if defined(__i386__) || defined(__x86_64__) #include <fcntl.h> diff --git a/tools/power/cpupower/utils/helpers/pci.c b/tools/power/cpupower/utils/helpers/pci.c index 8b278983cfc5..113f3da2a203 100644 --- a/tools/power/cpupower/utils/helpers/pci.c +++ b/tools/power/cpupower/utils/helpers/pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #if defined(__i386__) || defined(__x86_64__) #include <helpers/helpers.h> diff --git a/tools/power/cpupower/utils/helpers/sysfs.h b/tools/power/cpupower/utils/helpers/sysfs.h index d28f11fedbda..0f0b9ad97e4a 100644 --- a/tools/power/cpupower/utils/helpers/sysfs.h +++ b/tools/power/cpupower/utils/helpers/sysfs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __CPUPOWER_HELPERS_SYSFS_H__ #define __CPUPOWER_HELPERS_SYSFS_H__ diff --git a/tools/power/cpupower/utils/version-gen.sh b/tools/power/cpupower/utils/version-gen.sh index 5ec41c556992..c70de2eabffb 100755 --- a/tools/power/cpupower/utils/version-gen.sh +++ b/tools/power/cpupower/utils/version-gen.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # # Script which prints out the version to use for building cpupowerutils. # Must be called from tools/power/cpupower/ diff --git a/tools/power/pm-graph/Makefile b/tools/power/pm-graph/Makefile index 32f40eacdafe..4e1e999e7b05 100644 --- a/tools/power/pm-graph/Makefile +++ b/tools/power/pm-graph/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 PREFIX ?= /usr DESTDIR ?= diff --git a/tools/power/x86/turbostat/Makefile b/tools/power/x86/turbostat/Makefile index 8792ad8dbf83..a9bc914a8fe8 100644 --- a/tools/power/x86/turbostat/Makefile +++ b/tools/power/x86/turbostat/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CC = $(CROSS_COMPILE)gcc BUILD_OUTPUT := $(CURDIR) PREFIX ?= /usr diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c index 0dafba2c1e7d..bd9c6b31a504 100644 --- a/tools/power/x86/turbostat/turbostat.c +++ b/tools/power/x86/turbostat/turbostat.c @@ -92,7 +92,6 @@ unsigned int do_ring_perf_limit_reasons; unsigned int crystal_hz; unsigned long long tsc_hz; int base_cpu; -int do_migrate; double discover_bclk(unsigned int family, unsigned int model); unsigned int has_hwp; /* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */ /* IA32_HWP_REQUEST, IA32_HWP_STATUS */ @@ -303,9 +302,6 @@ int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg int cpu_migrate(int cpu) { - if (!do_migrate) - return 0; - CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set); if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1) @@ -5007,7 +5003,6 @@ void cmdline(int argc, char **argv) {"hide", required_argument, 0, 'H'}, // meh, -h taken by --help {"Joules", no_argument, 0, 'J'}, {"list", no_argument, 0, 'l'}, - {"migrate", no_argument, 0, 'm'}, {"out", required_argument, 0, 'o'}, {"quiet", no_argument, 0, 'q'}, {"show", required_argument, 0, 's'}, @@ -5019,7 +5014,7 @@ void cmdline(int argc, char **argv) progname = argv[0]; - while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:Jmo:qST:v", + while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:JM:m:o:qST:v", long_options, &option_index)) != -1) { switch (opt) { case 'a': @@ -5062,9 +5057,6 @@ void cmdline(int argc, char **argv) list_header_only++; quiet++; break; - case 'm': - do_migrate = 1; - break; case 'o': outf = fopen_or_die(optarg, "w"); break; diff --git a/tools/power/x86/x86_energy_perf_policy/Makefile b/tools/power/x86/x86_energy_perf_policy/Makefile index a711eec0c895..2447b1bbaacf 100644 --- a/tools/power/x86/x86_energy_perf_policy/Makefile +++ b/tools/power/x86/x86_energy_perf_policy/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CC = $(CROSS_COMPILE)gcc BUILD_OUTPUT := $(CURDIR) PREFIX := /usr diff --git a/tools/scripts/Makefile.arch b/tools/scripts/Makefile.arch index ad85b921a607..78d90a249e88 100644 --- a/tools/scripts/Makefile.arch +++ b/tools/scripts/Makefile.arch @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 HOSTARCH := $(shell uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/ \ -e s/sun4u/sparc/ -e s/sparc64/sparc/ \ -e /arm64/!s/arm.*/arm/ -e s/sa110/arm/ \ diff --git a/tools/scripts/Makefile.include b/tools/scripts/Makefile.include index 9dc8f078a83c..654efd9768fd 100644 --- a/tools/scripts/Makefile.include +++ b/tools/scripts/Makefile.include @@ -1,7 +1,8 @@ +# SPDX-License-Identifier: GPL-2.0 ifneq ($(O),) ifeq ($(origin O), command line) - ABSOLUTE_O := $(realpath $(O)) - dummy := $(if $(ABSOLUTE_O),,$(error O=$(O) does not exist)) + dummy := $(if $(shell test -d $(O) || echo $(O)),$(error O=$(O) does not exist),) + ABSOLUTE_O := $(shell cd $(O) ; pwd) OUTPUT := $(ABSOLUTE_O)/$(if $(subdir),$(subdir)/) COMMAND_O := O=$(ABSOLUTE_O) ifeq ($(objtree),) @@ -12,7 +13,7 @@ endif # check that the output directory actually exists ifneq ($(OUTPUT),) -OUTDIR := $(realpath $(OUTPUT)) +OUTDIR := $(shell cd $(OUTPUT) && /bin/pwd) $(if $(OUTDIR),, $(error output directory "$(OUTPUT)" does not exist)) endif diff --git a/tools/spi/spidev_fdx.c b/tools/spi/spidev_fdx.c index 0ea3e51292fc..7d2a867cd4ae 100644 --- a/tools/spi/spidev_fdx.c +++ b/tools/spi/spidev_fdx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <unistd.h> #include <stdlib.h> diff --git a/tools/testing/fault-injection/failcmd.sh b/tools/testing/fault-injection/failcmd.sh index 78a9ed7fecdb..29a6c63c5a15 100644 --- a/tools/testing/fault-injection/failcmd.sh +++ b/tools/testing/fault-injection/failcmd.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 # # NAME # failcmd.sh - run a command with injecting slab/page allocation failures diff --git a/tools/testing/ktest/compare-ktest-sample.pl b/tools/testing/ktest/compare-ktest-sample.pl index a373a5bfff68..4118eb4a842d 100755 --- a/tools/testing/ktest/compare-ktest-sample.pl +++ b/tools/testing/ktest/compare-ktest-sample.pl @@ -1,4 +1,5 @@ #!/usr/bin/perl +# SPDX-License-Identifier: GPL-2.0 open (IN,"ktest.pl"); while (<IN>) { diff --git a/tools/testing/nvdimm/Kbuild b/tools/testing/nvdimm/Kbuild index d870520da68b..65368d9027f5 100644 --- a/tools/testing/nvdimm/Kbuild +++ b/tools/testing/nvdimm/Kbuild @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 ldflags-y += --wrap=ioremap_wc ldflags-y += --wrap=memremap ldflags-y += --wrap=devm_ioremap_nocache diff --git a/tools/testing/nvdimm/Makefile b/tools/testing/nvdimm/Makefile index 3dfe024b4e7e..c37a6a0bde28 100644 --- a/tools/testing/nvdimm/Makefile +++ b/tools/testing/nvdimm/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 KDIR ?= ../../../ default: diff --git a/tools/testing/nvdimm/config_check.c b/tools/testing/nvdimm/config_check.c index 7dc5a0af9b54..cac891028cd1 100644 --- a/tools/testing/nvdimm/config_check.c +++ b/tools/testing/nvdimm/config_check.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/bug.h> void check(void) diff --git a/tools/testing/nvdimm/test/Kbuild b/tools/testing/nvdimm/test/Kbuild index d32f25bba42a..fb3c3d7cdb9b 100644 --- a/tools/testing/nvdimm/test/Kbuild +++ b/tools/testing/nvdimm/test/Kbuild @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 ccflags-y := -I$(src)/../../../../drivers/nvdimm/ ccflags-y += -I$(src)/../../../../drivers/acpi/nfit/ diff --git a/tools/testing/radix-tree/Makefile b/tools/testing/radix-tree/Makefile index 6a9480c03cbd..fa7ee369b3c9 100644 --- a/tools/testing/radix-tree/Makefile +++ b/tools/testing/radix-tree/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CFLAGS += -I. -I../../include -g -O2 -Wall -D_LGPL_SOURCE -fsanitize=address LDFLAGS += -fsanitize=address diff --git a/tools/testing/radix-tree/linux.c b/tools/testing/radix-tree/linux.c index cf48c8473f48..6903ccf35595 100644 --- a/tools/testing/radix-tree/linux.c +++ b/tools/testing/radix-tree/linux.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdlib.h> #include <string.h> #include <malloc.h> diff --git a/tools/testing/radix-tree/linux/gfp.h b/tools/testing/radix-tree/linux/gfp.h index 39a0dcb9475a..e9fff59dfd8a 100644 --- a/tools/testing/radix-tree/linux/gfp.h +++ b/tools/testing/radix-tree/linux/gfp.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _GFP_H #define _GFP_H diff --git a/tools/testing/radix-tree/linux/kernel.h b/tools/testing/radix-tree/linux/kernel.h index b21a77fddcf7..c3bc3f364f68 100644 --- a/tools/testing/radix-tree/linux/kernel.h +++ b/tools/testing/radix-tree/linux/kernel.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _KERNEL_H #define _KERNEL_H diff --git a/tools/testing/radix-tree/linux/percpu.h b/tools/testing/radix-tree/linux/percpu.h index 3ea01a1a88c2..b2403aa743b2 100644 --- a/tools/testing/radix-tree/linux/percpu.h +++ b/tools/testing/radix-tree/linux/percpu.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #define DECLARE_PER_CPU(type, val) extern type val #define DEFINE_PER_CPU(type, val) type val diff --git a/tools/testing/radix-tree/linux/preempt.h b/tools/testing/radix-tree/linux/preempt.h index 35c5ac81529f..edb10302b903 100644 --- a/tools/testing/radix-tree/linux/preempt.h +++ b/tools/testing/radix-tree/linux/preempt.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __LINUX_PREEMPT_H #define __LINUX_PREEMPT_H diff --git a/tools/testing/radix-tree/linux/radix-tree.h b/tools/testing/radix-tree/linux/radix-tree.h index bf1bb231f9b5..24f13d27a8da 100644 --- a/tools/testing/radix-tree/linux/radix-tree.h +++ b/tools/testing/radix-tree/linux/radix-tree.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TEST_RADIX_TREE_H #define _TEST_RADIX_TREE_H diff --git a/tools/testing/radix-tree/linux/rcupdate.h b/tools/testing/radix-tree/linux/rcupdate.h index f7129ea2a899..73ed33658203 100644 --- a/tools/testing/radix-tree/linux/rcupdate.h +++ b/tools/testing/radix-tree/linux/rcupdate.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _RCUPDATE_H #define _RCUPDATE_H diff --git a/tools/testing/radix-tree/linux/slab.h b/tools/testing/radix-tree/linux/slab.h index e40337f41a38..979baeec7e70 100644 --- a/tools/testing/radix-tree/linux/slab.h +++ b/tools/testing/radix-tree/linux/slab.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef SLAB_H #define SLAB_H diff --git a/tools/testing/radix-tree/main.c b/tools/testing/radix-tree/main.c index bc9a78449572..257f3f8aacaa 100644 --- a/tools/testing/radix-tree/main.c +++ b/tools/testing/radix-tree/main.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <stdlib.h> #include <unistd.h> diff --git a/tools/testing/radix-tree/regression.h b/tools/testing/radix-tree/regression.h index e018c4816688..3c8a1584e9ee 100644 --- a/tools/testing/radix-tree/regression.h +++ b/tools/testing/radix-tree/regression.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __REGRESSION_H__ #define __REGRESSION_H__ diff --git a/tools/testing/radix-tree/regression1.c b/tools/testing/radix-tree/regression1.c index bf97742fc18c..0aece092f40e 100644 --- a/tools/testing/radix-tree/regression1.c +++ b/tools/testing/radix-tree/regression1.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Regression1 * Description: diff --git a/tools/testing/radix-tree/regression2.c b/tools/testing/radix-tree/regression2.c index 42dd2a33ed24..424b91c77831 100644 --- a/tools/testing/radix-tree/regression2.c +++ b/tools/testing/radix-tree/regression2.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Regression2 * Description: diff --git a/tools/testing/radix-tree/regression3.c b/tools/testing/radix-tree/regression3.c index 670c3d2ae7b1..ace2543c3eda 100644 --- a/tools/testing/radix-tree/regression3.c +++ b/tools/testing/radix-tree/regression3.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Regression3 * Description: diff --git a/tools/testing/radix-tree/tag_check.c b/tools/testing/radix-tree/tag_check.c index 36dcf7d6945d..543181e4847b 100644 --- a/tools/testing/radix-tree/tag_check.c +++ b/tools/testing/radix-tree/tag_check.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdlib.h> #include <assert.h> #include <stdio.h> diff --git a/tools/testing/radix-tree/test.c b/tools/testing/radix-tree/test.c index 1a257d738a1e..5978ab1f403d 100644 --- a/tools/testing/radix-tree/test.c +++ b/tools/testing/radix-tree/test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdlib.h> #include <assert.h> #include <stdio.h> diff --git a/tools/testing/radix-tree/test.h b/tools/testing/radix-tree/test.h index 0f8220cc6166..d9c031dbeb1a 100644 --- a/tools/testing/radix-tree/test.h +++ b/tools/testing/radix-tree/test.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <linux/gfp.h> #include <linux/types.h> #include <linux/radix-tree.h> diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile index ff805643b5f7..3c9c0bbe7dbb 100644 --- a/tools/testing/selftests/Makefile +++ b/tools/testing/selftests/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TARGETS = bpf TARGETS += breakpoints TARGETS += capabilities diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile index f4b23d697448..333a48655ee0 100644 --- a/tools/testing/selftests/bpf/Makefile +++ b/tools/testing/selftests/bpf/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 LIBDIR := ../../../lib BPFDIR := $(LIBDIR)/bpf APIDIR := ../../../include/uapi @@ -12,16 +13,17 @@ CFLAGS += -Wall -O2 -I$(APIDIR) -I$(LIBDIR) -I$(GENDIR) $(GENFLAGS) -I../../../i LDLIBS += -lcap -lelf TEST_GEN_PROGS = test_verifier test_tag test_maps test_lru_map test_lpm_map test_progs \ - test_align + test_align test_verifier_log test_dev_cgroup TEST_GEN_FILES = test_pkt_access.o test_xdp.o test_l4lb.o test_tcp_estats.o test_obj_id.o \ - test_pkt_md_access.o test_xdp_redirect.o sockmap_parse_prog.o sockmap_verdict_prog.o + test_pkt_md_access.o test_xdp_redirect.o test_xdp_meta.o sockmap_parse_prog.o \ + sockmap_verdict_prog.o dev_cgroup.o -TEST_PROGS := test_kmod.sh test_xdp_redirect.sh +TEST_PROGS := test_kmod.sh test_xdp_redirect.sh test_xdp_meta.sh include ../lib.mk -BPFOBJ := $(OUTPUT)/libbpf.a +BPFOBJ := $(OUTPUT)/libbpf.a $(OUTPUT)/cgroup_helpers.c $(TEST_GEN_PROGS): $(BPFOBJ) @@ -34,8 +36,20 @@ $(BPFOBJ): force $(MAKE) -C $(BPFDIR) OUTPUT=$(OUTPUT)/ CLANG ?= clang +LLC ?= llc + +PROBE := $(shell llc -march=bpf -mcpu=probe -filetype=null /dev/null 2>&1) + +# Let newer LLVM versions transparently probe the kernel for availability +# of full BPF instruction set. +ifeq ($(PROBE),) + CPU ?= probe +else + CPU ?= generic +endif %.o: %.c $(CLANG) -I. -I./include/uapi -I../../../include/uapi \ - -Wno-compare-distinct-pointer-types \ - -O2 -target bpf -c $< -o $@ + -Wno-compare-distinct-pointer-types \ + -O2 -target bpf -emit-llvm -c $< -o - | \ + $(LLC) -march=bpf -mcpu=$(CPU) -filetype=obj -o $@ diff --git a/tools/testing/selftests/bpf/bpf_endian.h b/tools/testing/selftests/bpf/bpf_endian.h index 74af266aa512..b25595ea4a78 100644 --- a/tools/testing/selftests/bpf/bpf_endian.h +++ b/tools/testing/selftests/bpf/bpf_endian.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __BPF_ENDIAN__ #define __BPF_ENDIAN__ diff --git a/tools/testing/selftests/bpf/bpf_helpers.h b/tools/testing/selftests/bpf/bpf_helpers.h index 36fb9161b34a..fd9a17fa8a8b 100644 --- a/tools/testing/selftests/bpf/bpf_helpers.h +++ b/tools/testing/selftests/bpf/bpf_helpers.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __BPF_HELPERS_H #define __BPF_HELPERS_H @@ -62,14 +63,25 @@ static unsigned long long (*bpf_get_prandom_u32)(void) = (void *) BPF_FUNC_get_prandom_u32; static int (*bpf_xdp_adjust_head)(void *ctx, int offset) = (void *) BPF_FUNC_xdp_adjust_head; +static int (*bpf_xdp_adjust_meta)(void *ctx, int offset) = + (void *) BPF_FUNC_xdp_adjust_meta; static int (*bpf_setsockopt)(void *ctx, int level, int optname, void *optval, int optlen) = (void *) BPF_FUNC_setsockopt; -static int (*bpf_sk_redirect_map)(void *map, int key, int flags) = +static int (*bpf_getsockopt)(void *ctx, int level, int optname, void *optval, + int optlen) = + (void *) BPF_FUNC_getsockopt; +static int (*bpf_sk_redirect_map)(void *ctx, void *map, int key, int flags) = (void *) BPF_FUNC_sk_redirect_map; static int (*bpf_sock_map_update)(void *map, void *key, void *value, unsigned long long flags) = (void *) BPF_FUNC_sock_map_update; +static int (*bpf_perf_event_read_value)(void *map, unsigned long long flags, + void *buf, unsigned int buf_size) = + (void *) BPF_FUNC_perf_event_read_value; +static int (*bpf_perf_prog_read_value)(void *ctx, void *buf, + unsigned int buf_size) = + (void *) BPF_FUNC_perf_prog_read_value; /* llvm builtin functions that eBPF C program may use to @@ -109,7 +121,47 @@ static int (*bpf_skb_under_cgroup)(void *ctx, void *map, int index) = static int (*bpf_skb_change_head)(void *, int len, int flags) = (void *) BPF_FUNC_skb_change_head; +/* Scan the ARCH passed in from ARCH env variable (see Makefile) */ +#if defined(__TARGET_ARCH_x86) + #define bpf_target_x86 + #define bpf_target_defined +#elif defined(__TARGET_ARCH_s930x) + #define bpf_target_s930x + #define bpf_target_defined +#elif defined(__TARGET_ARCH_arm64) + #define bpf_target_arm64 + #define bpf_target_defined +#elif defined(__TARGET_ARCH_mips) + #define bpf_target_mips + #define bpf_target_defined +#elif defined(__TARGET_ARCH_powerpc) + #define bpf_target_powerpc + #define bpf_target_defined +#elif defined(__TARGET_ARCH_sparc) + #define bpf_target_sparc + #define bpf_target_defined +#else + #undef bpf_target_defined +#endif + +/* Fall back to what the compiler says */ +#ifndef bpf_target_defined #if defined(__x86_64__) + #define bpf_target_x86 +#elif defined(__s390x__) + #define bpf_target_s930x +#elif defined(__aarch64__) + #define bpf_target_arm64 +#elif defined(__mips__) + #define bpf_target_mips +#elif defined(__powerpc__) + #define bpf_target_powerpc +#elif defined(__sparc__) + #define bpf_target_sparc +#endif +#endif + +#if defined(bpf_target_x86) #define PT_REGS_PARM1(x) ((x)->di) #define PT_REGS_PARM2(x) ((x)->si) @@ -122,7 +174,7 @@ static int (*bpf_skb_change_head)(void *, int len, int flags) = #define PT_REGS_SP(x) ((x)->sp) #define PT_REGS_IP(x) ((x)->ip) -#elif defined(__s390x__) +#elif defined(bpf_target_s390x) #define PT_REGS_PARM1(x) ((x)->gprs[2]) #define PT_REGS_PARM2(x) ((x)->gprs[3]) @@ -135,7 +187,7 @@ static int (*bpf_skb_change_head)(void *, int len, int flags) = #define PT_REGS_SP(x) ((x)->gprs[15]) #define PT_REGS_IP(x) ((x)->psw.addr) -#elif defined(__aarch64__) +#elif defined(bpf_target_arm64) #define PT_REGS_PARM1(x) ((x)->regs[0]) #define PT_REGS_PARM2(x) ((x)->regs[1]) @@ -148,7 +200,7 @@ static int (*bpf_skb_change_head)(void *, int len, int flags) = #define PT_REGS_SP(x) ((x)->sp) #define PT_REGS_IP(x) ((x)->pc) -#elif defined(__mips__) +#elif defined(bpf_target_mips) #define PT_REGS_PARM1(x) ((x)->regs[4]) #define PT_REGS_PARM2(x) ((x)->regs[5]) @@ -161,7 +213,7 @@ static int (*bpf_skb_change_head)(void *, int len, int flags) = #define PT_REGS_SP(x) ((x)->regs[29]) #define PT_REGS_IP(x) ((x)->cp0_epc) -#elif defined(__powerpc__) +#elif defined(bpf_target_powerpc) #define PT_REGS_PARM1(x) ((x)->gpr[3]) #define PT_REGS_PARM2(x) ((x)->gpr[4]) @@ -172,7 +224,7 @@ static int (*bpf_skb_change_head)(void *, int len, int flags) = #define PT_REGS_SP(x) ((x)->sp) #define PT_REGS_IP(x) ((x)->nip) -#elif defined(__sparc__) +#elif defined(bpf_target_sparc) #define PT_REGS_PARM1(x) ((x)->u_regs[UREG_I0]) #define PT_REGS_PARM2(x) ((x)->u_regs[UREG_I1]) @@ -182,6 +234,8 @@ static int (*bpf_skb_change_head)(void *, int len, int flags) = #define PT_REGS_RET(x) ((x)->u_regs[UREG_I7]) #define PT_REGS_RC(x) ((x)->u_regs[UREG_I0]) #define PT_REGS_SP(x) ((x)->u_regs[UREG_FP]) + +/* Should this also be a bpf_target check for the sparc case? */ #if defined(__arch64__) #define PT_REGS_IP(x) ((x)->tpc) #else @@ -190,10 +244,10 @@ static int (*bpf_skb_change_head)(void *, int len, int flags) = #endif -#ifdef __powerpc__ +#ifdef bpf_target_powerpc #define BPF_KPROBE_READ_RET_IP(ip, ctx) ({ (ip) = (ctx)->link; }) #define BPF_KRETPROBE_READ_RET_IP BPF_KPROBE_READ_RET_IP -#elif defined(__sparc__) +#elif bpf_target_sparc #define BPF_KPROBE_READ_RET_IP(ip, ctx) ({ (ip) = PT_REGS_RET(ctx); }) #define BPF_KRETPROBE_READ_RET_IP BPF_KPROBE_READ_RET_IP #else diff --git a/tools/testing/selftests/bpf/bpf_util.h b/tools/testing/selftests/bpf/bpf_util.h index 6c53a8906eff..d0811b3d6a6f 100644 --- a/tools/testing/selftests/bpf/bpf_util.h +++ b/tools/testing/selftests/bpf/bpf_util.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __BPF_UTIL__ #define __BPF_UTIL__ diff --git a/tools/testing/selftests/bpf/cgroup_helpers.c b/tools/testing/selftests/bpf/cgroup_helpers.c new file mode 100644 index 000000000000..f3bca3ade0f3 --- /dev/null +++ b/tools/testing/selftests/bpf/cgroup_helpers.c @@ -0,0 +1,178 @@ +// SPDX-License-Identifier: GPL-2.0 +#define _GNU_SOURCE +#include <sched.h> +#include <sys/mount.h> +#include <sys/stat.h> +#include <sys/types.h> +#include <linux/limits.h> +#include <stdio.h> +#include <linux/sched.h> +#include <fcntl.h> +#include <unistd.h> +#include <ftw.h> + + +#include "cgroup_helpers.h" + +/* + * To avoid relying on the system setup, when setup_cgroup_env is called + * we create a new mount namespace, and cgroup namespace. The cgroup2 + * root is mounted at CGROUP_MOUNT_PATH + * + * Unfortunately, most people don't have cgroupv2 enabled at this point in time. + * It's easier to create our own mount namespace and manage it ourselves. + * + * We assume /mnt exists. + */ + +#define WALK_FD_LIMIT 16 +#define CGROUP_MOUNT_PATH "/mnt" +#define CGROUP_WORK_DIR "/cgroup-test-work-dir" +#define format_cgroup_path(buf, path) \ + snprintf(buf, sizeof(buf), "%s%s%s", CGROUP_MOUNT_PATH, \ + CGROUP_WORK_DIR, path) + +/** + * setup_cgroup_environment() - Setup the cgroup environment + * + * After calling this function, cleanup_cgroup_environment should be called + * once testing is complete. + * + * This function will print an error to stderr and return 1 if it is unable + * to setup the cgroup environment. If setup is successful, 0 is returned. + */ +int setup_cgroup_environment(void) +{ + char cgroup_workdir[PATH_MAX + 1]; + + format_cgroup_path(cgroup_workdir, ""); + + if (unshare(CLONE_NEWNS)) { + log_err("unshare"); + return 1; + } + + if (mount("none", "/", NULL, MS_REC | MS_PRIVATE, NULL)) { + log_err("mount fakeroot"); + return 1; + } + + if (mount("none", CGROUP_MOUNT_PATH, "cgroup2", 0, NULL) && errno != EBUSY) { + log_err("mount cgroup2"); + return 1; + } + + /* Cleanup existing failed runs, now that the environment is setup */ + cleanup_cgroup_environment(); + + if (mkdir(cgroup_workdir, 0777) && errno != EEXIST) { + log_err("mkdir cgroup work dir"); + return 1; + } + + return 0; +} + +static int nftwfunc(const char *filename, const struct stat *statptr, + int fileflags, struct FTW *pfwt) +{ + if ((fileflags & FTW_D) && rmdir(filename)) + log_err("Removing cgroup: %s", filename); + return 0; +} + + +static int join_cgroup_from_top(char *cgroup_path) +{ + char cgroup_procs_path[PATH_MAX + 1]; + pid_t pid = getpid(); + int fd, rc = 0; + + snprintf(cgroup_procs_path, sizeof(cgroup_procs_path), + "%s/cgroup.procs", cgroup_path); + + fd = open(cgroup_procs_path, O_WRONLY); + if (fd < 0) { + log_err("Opening Cgroup Procs: %s", cgroup_procs_path); + return 1; + } + + if (dprintf(fd, "%d\n", pid) < 0) { + log_err("Joining Cgroup"); + rc = 1; + } + + close(fd); + return rc; +} + +/** + * join_cgroup() - Join a cgroup + * @path: The cgroup path, relative to the workdir, to join + * + * This function expects a cgroup to already be created, relative to the cgroup + * work dir, and it joins it. For example, passing "/my-cgroup" as the path + * would actually put the calling process into the cgroup + * "/cgroup-test-work-dir/my-cgroup" + * + * On success, it returns 0, otherwise on failure it returns 1. + */ +int join_cgroup(char *path) +{ + char cgroup_path[PATH_MAX + 1]; + + format_cgroup_path(cgroup_path, path); + return join_cgroup_from_top(cgroup_path); +} + +/** + * cleanup_cgroup_environment() - Cleanup Cgroup Testing Environment + * + * This is an idempotent function to delete all temporary cgroups that + * have been created during the test, including the cgroup testing work + * directory. + * + * At call time, it moves the calling process to the root cgroup, and then + * runs the deletion process. It is idempotent, and should not fail, unless + * a process is lingering. + * + * On failure, it will print an error to stderr, and try to continue. + */ +void cleanup_cgroup_environment(void) +{ + char cgroup_workdir[PATH_MAX + 1]; + + format_cgroup_path(cgroup_workdir, ""); + join_cgroup_from_top(CGROUP_MOUNT_PATH); + nftw(cgroup_workdir, nftwfunc, WALK_FD_LIMIT, FTW_DEPTH | FTW_MOUNT); +} + +/** + * create_and_get_cgroup() - Create a cgroup, relative to workdir, and get the FD + * @path: The cgroup path, relative to the workdir, to join + * + * This function creates a cgroup under the top level workdir and returns the + * file descriptor. It is idempotent. + * + * On success, it returns the file descriptor. On failure it returns 0. + * If there is a failure, it prints the error to stderr. + */ +int create_and_get_cgroup(char *path) +{ + char cgroup_path[PATH_MAX + 1]; + int fd; + + format_cgroup_path(cgroup_path, path); + if (mkdir(cgroup_path, 0777) && errno != EEXIST) { + log_err("mkdiring cgroup %s .. %s", path, cgroup_path); + return 0; + } + + fd = open(cgroup_path, O_RDONLY); + if (fd < 0) { + log_err("Opening Cgroup"); + return 0; + } + + return fd; +} diff --git a/tools/testing/selftests/bpf/cgroup_helpers.h b/tools/testing/selftests/bpf/cgroup_helpers.h new file mode 100644 index 000000000000..06485e0002b3 --- /dev/null +++ b/tools/testing/selftests/bpf/cgroup_helpers.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __CGROUP_HELPERS_H +#define __CGROUP_HELPERS_H +#include <errno.h> +#include <string.h> + +#define clean_errno() (errno == 0 ? "None" : strerror(errno)) +#define log_err(MSG, ...) fprintf(stderr, "(%s:%d: errno: %s) " MSG "\n", \ + __FILE__, __LINE__, clean_errno(), ##__VA_ARGS__) + + +int create_and_get_cgroup(char *path); +int join_cgroup(char *path); +int setup_cgroup_environment(void); +void cleanup_cgroup_environment(void); + +#endif diff --git a/tools/testing/selftests/bpf/dev_cgroup.c b/tools/testing/selftests/bpf/dev_cgroup.c new file mode 100644 index 000000000000..ce41a3475f27 --- /dev/null +++ b/tools/testing/selftests/bpf/dev_cgroup.c @@ -0,0 +1,60 @@ +/* Copyright (c) 2017 Facebook + * + * This program 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. + */ + +#include <linux/bpf.h> +#include <linux/version.h> +#include "bpf_helpers.h" + +SEC("cgroup/dev") +int bpf_prog1(struct bpf_cgroup_dev_ctx *ctx) +{ + short type = ctx->access_type & 0xFFFF; +#ifdef DEBUG + short access = ctx->access_type >> 16; + char fmt[] = " %d:%d \n"; + + switch (type) { + case BPF_DEVCG_DEV_BLOCK: + fmt[0] = 'b'; + break; + case BPF_DEVCG_DEV_CHAR: + fmt[0] = 'c'; + break; + default: + fmt[0] = '?'; + break; + } + + if (access & BPF_DEVCG_ACC_READ) + fmt[8] = 'r'; + + if (access & BPF_DEVCG_ACC_WRITE) + fmt[9] = 'w'; + + if (access & BPF_DEVCG_ACC_MKNOD) + fmt[10] = 'm'; + + bpf_trace_printk(fmt, sizeof(fmt), ctx->major, ctx->minor); +#endif + + /* Allow access to /dev/zero and /dev/random. + * Forbid everything else. + */ + if (ctx->major != 1 || type != BPF_DEVCG_DEV_CHAR) + return 0; + + switch (ctx->minor) { + case 5: /* 1:5 /dev/zero */ + case 9: /* 1:9 /dev/urandom */ + return 1; + } + + return 0; +} + +char _license[] SEC("license") = "GPL"; +__u32 _version SEC("version") = LINUX_VERSION_CODE; diff --git a/tools/testing/selftests/bpf/include/uapi/linux/types.h b/tools/testing/selftests/bpf/include/uapi/linux/types.h index 51841848fbfe..91fa51a9c31d 100644 --- a/tools/testing/selftests/bpf/include/uapi/linux/types.h +++ b/tools/testing/selftests/bpf/include/uapi/linux/types.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _UAPI_LINUX_TYPES_H #define _UAPI_LINUX_TYPES_H diff --git a/tools/testing/selftests/bpf/sockmap_parse_prog.c b/tools/testing/selftests/bpf/sockmap_parse_prog.c index fae3b96c3aa4..a1dec2b6d9c5 100644 --- a/tools/testing/selftests/bpf/sockmap_parse_prog.c +++ b/tools/testing/selftests/bpf/sockmap_parse_prog.c @@ -29,9 +29,6 @@ int bpf_prog1(struct __sk_buff *skb) * fields. */ d[7] = 1; - - bpf_printk("parse: data[0] = (%u): local_port %i remote %i\n", - d[0], lport, bpf_ntohl(rport)); return skb->len; } diff --git a/tools/testing/selftests/bpf/sockmap_verdict_prog.c b/tools/testing/selftests/bpf/sockmap_verdict_prog.c index 9b99bd10807d..d7bea972cb21 100644 --- a/tools/testing/selftests/bpf/sockmap_verdict_prog.c +++ b/tools/testing/selftests/bpf/sockmap_verdict_prog.c @@ -58,11 +58,9 @@ int bpf_prog2(struct __sk_buff *skb) d[6] = 0xe; d[7] = 0xf; - bpf_printk("verdict: data[0] = redir(%u:%u)\n", map, sk); - if (!map) - return bpf_sk_redirect_map(&sock_map_rx, sk, 0); - return bpf_sk_redirect_map(&sock_map_tx, sk, 0); + return bpf_sk_redirect_map(skb, &sock_map_rx, sk, 0); + return bpf_sk_redirect_map(skb, &sock_map_tx, sk, 0); } char _license[] SEC("license") = "GPL"; diff --git a/tools/testing/selftests/bpf/test_dev_cgroup.c b/tools/testing/selftests/bpf/test_dev_cgroup.c new file mode 100644 index 000000000000..02c85d6c89b0 --- /dev/null +++ b/tools/testing/selftests/bpf/test_dev_cgroup.c @@ -0,0 +1,93 @@ +/* Copyright (c) 2017 Facebook + * + * This program 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. + */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <errno.h> +#include <assert.h> + +#include <linux/bpf.h> +#include <bpf/bpf.h> +#include <bpf/libbpf.h> + +#include "cgroup_helpers.h" + +#define DEV_CGROUP_PROG "./dev_cgroup.o" + +#define TEST_CGROUP "test-bpf-based-device-cgroup/" + +int main(int argc, char **argv) +{ + struct bpf_object *obj; + int error = EXIT_FAILURE; + int prog_fd, cgroup_fd; + __u32 prog_cnt; + + if (bpf_prog_load(DEV_CGROUP_PROG, BPF_PROG_TYPE_CGROUP_DEVICE, + &obj, &prog_fd)) { + printf("Failed to load DEV_CGROUP program\n"); + goto err; + } + + if (setup_cgroup_environment()) { + printf("Failed to load DEV_CGROUP program\n"); + goto err; + } + + /* Create a cgroup, get fd, and join it */ + cgroup_fd = create_and_get_cgroup(TEST_CGROUP); + if (!cgroup_fd) { + printf("Failed to create test cgroup\n"); + goto err; + } + + if (join_cgroup(TEST_CGROUP)) { + printf("Failed to join cgroup\n"); + goto err; + } + + /* Attach bpf program */ + if (bpf_prog_attach(prog_fd, cgroup_fd, BPF_CGROUP_DEVICE, 0)) { + printf("Failed to attach DEV_CGROUP program"); + goto err; + } + + if (bpf_prog_query(cgroup_fd, BPF_CGROUP_DEVICE, 0, NULL, NULL, + &prog_cnt)) { + printf("Failed to query attached programs"); + goto err; + } + + /* All operations with /dev/zero and and /dev/urandom are allowed, + * everything else is forbidden. + */ + assert(system("rm -f /tmp/test_dev_cgroup_null") == 0); + assert(system("mknod /tmp/test_dev_cgroup_null c 1 3")); + assert(system("rm -f /tmp/test_dev_cgroup_null") == 0); + + /* /dev/zero is whitelisted */ + assert(system("rm -f /tmp/test_dev_cgroup_zero") == 0); + assert(system("mknod /tmp/test_dev_cgroup_zero c 1 5") == 0); + assert(system("rm -f /tmp/test_dev_cgroup_zero") == 0); + + assert(system("dd if=/dev/urandom of=/dev/zero count=64") == 0); + + /* src is allowed, target is forbidden */ + assert(system("dd if=/dev/urandom of=/dev/full count=64")); + + /* src is forbidden, target is allowed */ + assert(system("dd if=/dev/random of=/dev/zero count=64")); + + error = 0; + printf("test_dev_cgroup:PASS\n"); + +err: + cleanup_cgroup_environment(); + + return error; +} diff --git a/tools/testing/selftests/bpf/test_kmod.sh b/tools/testing/selftests/bpf/test_kmod.sh index 6d58cca8e235..ed4774d8d6ed 100755 --- a/tools/testing/selftests/bpf/test_kmod.sh +++ b/tools/testing/selftests/bpf/test_kmod.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 SRC_TREE=../../../../ diff --git a/tools/testing/selftests/bpf/test_lpm_map.c b/tools/testing/selftests/bpf/test_lpm_map.c index e97565243d59..f61480641b6e 100644 --- a/tools/testing/selftests/bpf/test_lpm_map.c +++ b/tools/testing/selftests/bpf/test_lpm_map.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Randomized tests for eBPF longest-prefix-match maps * @@ -31,6 +32,10 @@ struct tlpm_node { uint8_t key[]; }; +static struct tlpm_node *tlpm_match(struct tlpm_node *list, + const uint8_t *key, + size_t n_bits); + static struct tlpm_node *tlpm_add(struct tlpm_node *list, const uint8_t *key, size_t n_bits) @@ -38,9 +43,17 @@ static struct tlpm_node *tlpm_add(struct tlpm_node *list, struct tlpm_node *node; size_t n; + n = (n_bits + 7) / 8; + + /* 'overwrite' an equivalent entry if one already exists */ + node = tlpm_match(list, key, n_bits); + if (node && node->n_bits == n_bits) { + memcpy(node->key, key, n); + return list; + } + /* add new entry with @key/@n_bits to @list and return new head */ - n = (n_bits + 7) / 8; node = malloc(sizeof(*node) + n); assert(node); @@ -92,6 +105,34 @@ static struct tlpm_node *tlpm_match(struct tlpm_node *list, return best; } +static struct tlpm_node *tlpm_delete(struct tlpm_node *list, + const uint8_t *key, + size_t n_bits) +{ + struct tlpm_node *best = tlpm_match(list, key, n_bits); + struct tlpm_node *node; + + if (!best || best->n_bits != n_bits) + return list; + + if (best == list) { + node = best->next; + free(best); + return node; + } + + for (node = list; node; node = node->next) { + if (node->next == best) { + node->next = best->next; + free(best); + return list; + } + } + /* should never get here */ + assert(0); + return list; +} + static void test_lpm_basic(void) { struct tlpm_node *list = NULL, *t1, *t2; @@ -114,6 +155,13 @@ static void test_lpm_basic(void) assert(t1 == tlpm_match(list, (uint8_t[]){ 0xff, 0xff }, 15)); assert(!tlpm_match(list, (uint8_t[]){ 0x7f, 0xff }, 16)); + list = tlpm_delete(list, (uint8_t[]){ 0xff, 0xff }, 16); + assert(t1 == tlpm_match(list, (uint8_t[]){ 0xff }, 8)); + assert(t1 == tlpm_match(list, (uint8_t[]){ 0xff, 0xff }, 16)); + + list = tlpm_delete(list, (uint8_t[]){ 0xff }, 8); + assert(!tlpm_match(list, (uint8_t[]){ 0xff }, 8)); + tlpm_clear(list); } @@ -158,7 +206,7 @@ static void test_lpm_order(void) static void test_lpm_map(int keysize) { - size_t i, j, n_matches, n_nodes, n_lookups; + size_t i, j, n_matches, n_matches_after_delete, n_nodes, n_lookups; struct tlpm_node *t, *list = NULL; struct bpf_lpm_trie_key *key; uint8_t *data, *value; @@ -170,6 +218,7 @@ static void test_lpm_map(int keysize) */ n_matches = 0; + n_matches_after_delete = 0; n_nodes = 1 << 8; n_lookups = 1 << 16; @@ -223,15 +272,54 @@ static void test_lpm_map(int keysize) } } + /* Remove the first half of the elements in the tlpm and the + * corresponding nodes from the bpf-lpm. Then run the same + * large number of random lookups in both and make sure they match. + * Note: we need to count the number of nodes actually inserted + * since there may have been duplicates. + */ + for (i = 0, t = list; t; i++, t = t->next) + ; + for (j = 0; j < i / 2; ++j) { + key->prefixlen = list->n_bits; + memcpy(key->data, list->key, keysize); + r = bpf_map_delete_elem(map, key); + assert(!r); + list = tlpm_delete(list, list->key, list->n_bits); + assert(list); + } + for (i = 0; i < n_lookups; ++i) { + for (j = 0; j < keysize; ++j) + data[j] = rand() & 0xff; + + t = tlpm_match(list, data, 8 * keysize); + + key->prefixlen = 8 * keysize; + memcpy(key->data, data, keysize); + r = bpf_map_lookup_elem(map, key, value); + assert(!r || errno == ENOENT); + assert(!t == !!r); + + if (t) { + ++n_matches_after_delete; + assert(t->n_bits == value[keysize]); + for (j = 0; j < t->n_bits; ++j) + assert((t->key[j / 8] & (1 << (7 - j % 8))) == + (value[j / 8] & (1 << (7 - j % 8)))); + } + } + close(map); tlpm_clear(list); /* With 255 random nodes in the map, we are pretty likely to match * something on every lookup. For statistics, use this: * - * printf(" nodes: %zu\n" - * "lookups: %zu\n" - * "matches: %zu\n", n_nodes, n_lookups, n_matches); + * printf(" nodes: %zu\n" + * " lookups: %zu\n" + * " matches: %zu\n" + * "matches(delete): %zu\n", + * n_nodes, n_lookups, n_matches, n_matches_after_delete); */ } @@ -331,6 +419,108 @@ static void test_lpm_ipaddr(void) close(map_fd_ipv6); } +static void test_lpm_delete(void) +{ + struct bpf_lpm_trie_key *key; + size_t key_size; + int map_fd; + __u64 value; + + key_size = sizeof(*key) + sizeof(__u32); + key = alloca(key_size); + + map_fd = bpf_create_map(BPF_MAP_TYPE_LPM_TRIE, + key_size, sizeof(value), + 100, BPF_F_NO_PREALLOC); + assert(map_fd >= 0); + + /* Add nodes: + * 192.168.0.0/16 (1) + * 192.168.0.0/24 (2) + * 192.168.128.0/24 (3) + * 192.168.1.0/24 (4) + * + * (1) + * / \ + * (IM) (3) + * / \ + * (2) (4) + */ + value = 1; + key->prefixlen = 16; + inet_pton(AF_INET, "192.168.0.0", key->data); + assert(bpf_map_update_elem(map_fd, key, &value, 0) == 0); + + value = 2; + key->prefixlen = 24; + inet_pton(AF_INET, "192.168.0.0", key->data); + assert(bpf_map_update_elem(map_fd, key, &value, 0) == 0); + + value = 3; + key->prefixlen = 24; + inet_pton(AF_INET, "192.168.128.0", key->data); + assert(bpf_map_update_elem(map_fd, key, &value, 0) == 0); + + value = 4; + key->prefixlen = 24; + inet_pton(AF_INET, "192.168.1.0", key->data); + assert(bpf_map_update_elem(map_fd, key, &value, 0) == 0); + + /* remove non-existent node */ + key->prefixlen = 32; + inet_pton(AF_INET, "10.0.0.1", key->data); + assert(bpf_map_lookup_elem(map_fd, key, &value) == -1 && + errno == ENOENT); + + /* assert initial lookup */ + key->prefixlen = 32; + inet_pton(AF_INET, "192.168.0.1", key->data); + assert(bpf_map_lookup_elem(map_fd, key, &value) == 0); + assert(value == 2); + + /* remove leaf node */ + key->prefixlen = 24; + inet_pton(AF_INET, "192.168.0.0", key->data); + assert(bpf_map_delete_elem(map_fd, key) == 0); + + key->prefixlen = 32; + inet_pton(AF_INET, "192.168.0.1", key->data); + assert(bpf_map_lookup_elem(map_fd, key, &value) == 0); + assert(value == 1); + + /* remove leaf (and intermediary) node */ + key->prefixlen = 24; + inet_pton(AF_INET, "192.168.1.0", key->data); + assert(bpf_map_delete_elem(map_fd, key) == 0); + + key->prefixlen = 32; + inet_pton(AF_INET, "192.168.1.1", key->data); + assert(bpf_map_lookup_elem(map_fd, key, &value) == 0); + assert(value == 1); + + /* remove root node */ + key->prefixlen = 16; + inet_pton(AF_INET, "192.168.0.0", key->data); + assert(bpf_map_delete_elem(map_fd, key) == 0); + + key->prefixlen = 32; + inet_pton(AF_INET, "192.168.128.1", key->data); + assert(bpf_map_lookup_elem(map_fd, key, &value) == 0); + assert(value == 3); + + /* remove last node */ + key->prefixlen = 24; + inet_pton(AF_INET, "192.168.128.0", key->data); + assert(bpf_map_delete_elem(map_fd, key) == 0); + + key->prefixlen = 32; + inet_pton(AF_INET, "192.168.128.1", key->data); + assert(bpf_map_lookup_elem(map_fd, key, &value) == -1 && + errno == ENOENT); + + close(map_fd); +} + int main(void) { struct rlimit limit = { RLIM_INFINITY, RLIM_INFINITY }; @@ -353,6 +543,8 @@ int main(void) test_lpm_ipaddr(); + test_lpm_delete(); + printf("test_lpm: OK\n"); return 0; } diff --git a/tools/testing/selftests/bpf/test_maps.c b/tools/testing/selftests/bpf/test_maps.c index fe3a443a1102..040356ecc862 100644 --- a/tools/testing/selftests/bpf/test_maps.c +++ b/tools/testing/selftests/bpf/test_maps.c @@ -466,7 +466,7 @@ static void test_sockmap(int tasks, void *data) int one = 1, map_fd_rx, map_fd_tx, map_fd_break, s, sc, rc; struct bpf_map *bpf_map_rx, *bpf_map_tx, *bpf_map_break; int ports[] = {50200, 50201, 50202, 50204}; - int err, i, fd, sfd[6] = {0xdeadbeef}; + int err, i, fd, udp, sfd[6] = {0xdeadbeef}; u8 buf[20] = {0x0, 0x5, 0x3, 0x2, 0x1, 0x0}; int parse_prog, verdict_prog; struct sockaddr_in addr; @@ -548,6 +548,16 @@ static void test_sockmap(int tasks, void *data) goto out_sockmap; } + /* Test update with unsupported UDP socket */ + udp = socket(AF_INET, SOCK_DGRAM, 0); + i = 0; + err = bpf_map_update_elem(fd, &i, &udp, BPF_ANY); + if (!err) { + printf("Failed socket SOCK_DGRAM allowed '%i:%i'\n", + i, udp); + goto out_sockmap; + } + /* Test update without programs */ for (i = 0; i < 6; i++) { err = bpf_map_update_elem(fd, &i, &sfd[i], BPF_ANY); @@ -1033,6 +1043,51 @@ static void test_map_parallel(void) assert(bpf_map_get_next_key(fd, &key, &key) == -1 && errno == ENOENT); } +static void test_map_rdonly(void) +{ + int fd, key = 0, value = 0; + + fd = bpf_create_map(BPF_MAP_TYPE_HASH, sizeof(key), sizeof(value), + MAP_SIZE, map_flags | BPF_F_RDONLY); + if (fd < 0) { + printf("Failed to create map for read only test '%s'!\n", + strerror(errno)); + exit(1); + } + + key = 1; + value = 1234; + /* Insert key=1 element. */ + assert(bpf_map_update_elem(fd, &key, &value, BPF_ANY) == -1 && + errno == EPERM); + + /* Check that key=2 is not found. */ + assert(bpf_map_lookup_elem(fd, &key, &value) == -1 && errno == ENOENT); + assert(bpf_map_get_next_key(fd, &key, &value) == -1 && errno == ENOENT); +} + +static void test_map_wronly(void) +{ + int fd, key = 0, value = 0; + + fd = bpf_create_map(BPF_MAP_TYPE_HASH, sizeof(key), sizeof(value), + MAP_SIZE, map_flags | BPF_F_WRONLY); + if (fd < 0) { + printf("Failed to create map for read only test '%s'!\n", + strerror(errno)); + exit(1); + } + + key = 1; + value = 1234; + /* Insert key=1 element. */ + assert(bpf_map_update_elem(fd, &key, &value, BPF_ANY) == 0); + + /* Check that key=2 is not found. */ + assert(bpf_map_lookup_elem(fd, &key, &value) == -1 && errno == EPERM); + assert(bpf_map_get_next_key(fd, &key, &value) == -1 && errno == EPERM); +} + static void run_all_tests(void) { test_hashmap(0, NULL); @@ -1050,6 +1105,9 @@ static void run_all_tests(void) test_map_large(); test_map_parallel(); test_map_stress(); + + test_map_rdonly(); + test_map_wronly(); } int main(void) diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c index 11ee25cea227..69427531408d 100644 --- a/tools/testing/selftests/bpf/test_progs.c +++ b/tools/testing/selftests/bpf/test_progs.c @@ -10,6 +10,7 @@ #include <string.h> #include <assert.h> #include <stdlib.h> +#include <time.h> #include <linux/types.h> typedef __u16 __sum16; @@ -19,6 +20,8 @@ typedef __u16 __sum16; #include <linux/ip.h> #include <linux/ipv6.h> #include <linux/tcp.h> +#include <linux/filter.h> +#include <linux/unistd.h> #include <sys/wait.h> #include <sys/resource.h> @@ -273,16 +276,26 @@ static void test_bpf_obj_id(void) const int nr_iters = 2; const char *file = "./test_obj_id.o"; const char *jit_sysctl = "/proc/sys/net/core/bpf_jit_enable"; + const char *expected_prog_name = "test_obj_id"; + const char *expected_map_name = "test_map_id"; + const __u64 nsec_per_sec = 1000000000; struct bpf_object *objs[nr_iters]; int prog_fds[nr_iters], map_fds[nr_iters]; /* +1 to test for the info_len returned by kernel */ struct bpf_prog_info prog_infos[nr_iters + 1]; struct bpf_map_info map_infos[nr_iters + 1]; + /* Each prog only uses one map. +1 to test nr_map_ids + * returned by kernel. + */ + __u32 map_ids[nr_iters + 1]; char jited_insns[128], xlated_insns[128], zeros[128]; __u32 i, next_id, info_len, nr_id_found, duration = 0; + struct timespec real_time_ts, boot_time_ts; int sysctl_fd, jit_enabled = 0, err = 0; __u64 array_value; + uid_t my_uid = getuid(); + time_t now, load_time; sysctl_fd = open(jit_sysctl, 0, O_RDONLY); if (sysctl_fd != -1) { @@ -307,6 +320,7 @@ static void test_bpf_obj_id(void) /* Check bpf_obj_get_info_by_fd() */ bzero(zeros, sizeof(zeros)); for (i = 0; i < nr_iters; i++) { + now = time(NULL); err = bpf_prog_load(file, BPF_PROG_TYPE_SOCKET_FILTER, &objs[i], &prog_fds[i]); /* test_obj_id.o is a dumb prog. It should never fail @@ -316,6 +330,38 @@ static void test_bpf_obj_id(void) error_cnt++; assert(!err); + /* Insert a magic value to the map */ + map_fds[i] = bpf_find_map(__func__, objs[i], "test_map_id"); + assert(map_fds[i] >= 0); + err = bpf_map_update_elem(map_fds[i], &array_key, + &array_magic_value, 0); + assert(!err); + + /* Check getting map info */ + info_len = sizeof(struct bpf_map_info) * 2; + bzero(&map_infos[i], info_len); + err = bpf_obj_get_info_by_fd(map_fds[i], &map_infos[i], + &info_len); + if (CHECK(err || + map_infos[i].type != BPF_MAP_TYPE_ARRAY || + map_infos[i].key_size != sizeof(__u32) || + map_infos[i].value_size != sizeof(__u64) || + map_infos[i].max_entries != 1 || + map_infos[i].map_flags != 0 || + info_len != sizeof(struct bpf_map_info) || + strcmp((char *)map_infos[i].name, expected_map_name), + "get-map-info(fd)", + "err %d errno %d type %d(%d) info_len %u(%lu) key_size %u value_size %u max_entries %u map_flags %X name %s(%s)\n", + err, errno, + map_infos[i].type, BPF_MAP_TYPE_ARRAY, + info_len, sizeof(struct bpf_map_info), + map_infos[i].key_size, + map_infos[i].value_size, + map_infos[i].max_entries, + map_infos[i].map_flags, + map_infos[i].name, expected_map_name)) + goto done; + /* Check getting prog info */ info_len = sizeof(struct bpf_prog_info) * 2; bzero(&prog_infos[i], info_len); @@ -325,8 +371,16 @@ static void test_bpf_obj_id(void) prog_infos[i].jited_prog_len = sizeof(jited_insns); prog_infos[i].xlated_prog_insns = ptr_to_u64(xlated_insns); prog_infos[i].xlated_prog_len = sizeof(xlated_insns); + prog_infos[i].map_ids = ptr_to_u64(map_ids + i); + prog_infos[i].nr_map_ids = 2; + err = clock_gettime(CLOCK_REALTIME, &real_time_ts); + assert(!err); + err = clock_gettime(CLOCK_BOOTTIME, &boot_time_ts); + assert(!err); err = bpf_obj_get_info_by_fd(prog_fds[i], &prog_infos[i], &info_len); + load_time = (real_time_ts.tv_sec - boot_time_ts.tv_sec) + + (prog_infos[i].load_time / nsec_per_sec); if (CHECK(err || prog_infos[i].type != BPF_PROG_TYPE_SOCKET_FILTER || info_len != sizeof(struct bpf_prog_info) || @@ -334,9 +388,14 @@ static void test_bpf_obj_id(void) (jit_enabled && !memcmp(jited_insns, zeros, sizeof(zeros))) || !prog_infos[i].xlated_prog_len || - !memcmp(xlated_insns, zeros, sizeof(zeros)), + !memcmp(xlated_insns, zeros, sizeof(zeros)) || + load_time < now - 60 || load_time > now + 60 || + prog_infos[i].created_by_uid != my_uid || + prog_infos[i].nr_map_ids != 1 || + *(int *)prog_infos[i].map_ids != map_infos[i].id || + strcmp((char *)prog_infos[i].name, expected_prog_name), "get-prog-info(fd)", - "err %d errno %d i %d type %d(%d) info_len %u(%lu) jit_enabled %d jited_prog_len %u xlated_prog_len %u jited_prog %d xlated_prog %d\n", + "err %d errno %d i %d type %d(%d) info_len %u(%lu) jit_enabled %d jited_prog_len %u xlated_prog_len %u jited_prog %d xlated_prog %d load_time %lu(%lu) uid %u(%u) nr_map_ids %u(%u) map_id %u(%u) name %s(%s)\n", err, errno, i, prog_infos[i].type, BPF_PROG_TYPE_SOCKET_FILTER, info_len, sizeof(struct bpf_prog_info), @@ -344,36 +403,12 @@ static void test_bpf_obj_id(void) prog_infos[i].jited_prog_len, prog_infos[i].xlated_prog_len, !!memcmp(jited_insns, zeros, sizeof(zeros)), - !!memcmp(xlated_insns, zeros, sizeof(zeros)))) - goto done; - - map_fds[i] = bpf_find_map(__func__, objs[i], "test_map_id"); - assert(map_fds[i] >= 0); - err = bpf_map_update_elem(map_fds[i], &array_key, - &array_magic_value, 0); - assert(!err); - - /* Check getting map info */ - info_len = sizeof(struct bpf_map_info) * 2; - bzero(&map_infos[i], info_len); - err = bpf_obj_get_info_by_fd(map_fds[i], &map_infos[i], - &info_len); - if (CHECK(err || - map_infos[i].type != BPF_MAP_TYPE_ARRAY || - map_infos[i].key_size != sizeof(__u32) || - map_infos[i].value_size != sizeof(__u64) || - map_infos[i].max_entries != 1 || - map_infos[i].map_flags != 0 || - info_len != sizeof(struct bpf_map_info), - "get-map-info(fd)", - "err %d errno %d type %d(%d) info_len %u(%lu) key_size %u value_size %u max_entries %u map_flags %X\n", - err, errno, - map_infos[i].type, BPF_MAP_TYPE_ARRAY, - info_len, sizeof(struct bpf_map_info), - map_infos[i].key_size, - map_infos[i].value_size, - map_infos[i].max_entries, - map_infos[i].map_flags)) + !!memcmp(xlated_insns, zeros, sizeof(zeros)), + load_time, now, + prog_infos[i].created_by_uid, my_uid, + prog_infos[i].nr_map_ids, 1, + *(int *)prog_infos[i].map_ids, map_infos[i].id, + prog_infos[i].name, expected_prog_name)) goto done; } @@ -382,6 +417,7 @@ static void test_bpf_obj_id(void) next_id = 0; while (!bpf_prog_get_next_id(next_id, &next_id)) { struct bpf_prog_info prog_info = {}; + __u32 saved_map_id; int prog_fd; info_len = sizeof(prog_info); @@ -404,16 +440,33 @@ static void test_bpf_obj_id(void) nr_id_found++; + /* Negative test: + * prog_info.nr_map_ids = 1 + * prog_info.map_ids = NULL + */ + prog_info.nr_map_ids = 1; + err = bpf_obj_get_info_by_fd(prog_fd, &prog_info, &info_len); + if (CHECK(!err || errno != EFAULT, + "get-prog-fd-bad-nr-map-ids", "err %d errno %d(%d)", + err, errno, EFAULT)) + break; + bzero(&prog_info, sizeof(prog_info)); + info_len = sizeof(prog_info); + + saved_map_id = *(int *)(prog_infos[i].map_ids); + prog_info.map_ids = prog_infos[i].map_ids; + prog_info.nr_map_ids = 2; err = bpf_obj_get_info_by_fd(prog_fd, &prog_info, &info_len); prog_infos[i].jited_prog_insns = 0; prog_infos[i].xlated_prog_insns = 0; CHECK(err || info_len != sizeof(struct bpf_prog_info) || - memcmp(&prog_info, &prog_infos[i], info_len), + memcmp(&prog_info, &prog_infos[i], info_len) || + *(int *)prog_info.map_ids != saved_map_id, "get-prog-info(next_id->fd)", - "err %d errno %d info_len %u(%lu) memcmp %d\n", + "err %d errno %d info_len %u(%lu) memcmp %d map_id %u(%u)\n", err, errno, info_len, sizeof(struct bpf_prog_info), - memcmp(&prog_info, &prog_infos[i], info_len)); - + memcmp(&prog_info, &prog_infos[i], info_len), + *(int *)prog_info.map_ids, saved_map_id); close(prog_fd); } CHECK(nr_id_found != nr_iters, @@ -495,6 +548,75 @@ static void test_pkt_md_access(void) bpf_object__close(obj); } +static void test_obj_name(void) +{ + struct { + const char *name; + int success; + int expected_errno; + } tests[] = { + { "", 1, 0 }, + { "_123456789ABCDE", 1, 0 }, + { "_123456789ABCDEF", 0, EINVAL }, + { "_123456789ABCD\n", 0, EINVAL }, + }; + struct bpf_insn prog[] = { + BPF_ALU64_IMM(BPF_MOV, BPF_REG_0, 0), + BPF_EXIT_INSN(), + }; + __u32 duration = 0; + int i; + + for (i = 0; i < sizeof(tests) / sizeof(tests[0]); i++) { + size_t name_len = strlen(tests[i].name) + 1; + union bpf_attr attr; + size_t ncopy; + int fd; + + /* test different attr.prog_name during BPF_PROG_LOAD */ + ncopy = name_len < sizeof(attr.prog_name) ? + name_len : sizeof(attr.prog_name); + bzero(&attr, sizeof(attr)); + attr.prog_type = BPF_PROG_TYPE_SCHED_CLS; + attr.insn_cnt = 2; + attr.insns = ptr_to_u64(prog); + attr.license = ptr_to_u64(""); + memcpy(attr.prog_name, tests[i].name, ncopy); + + fd = syscall(__NR_bpf, BPF_PROG_LOAD, &attr, sizeof(attr)); + CHECK((tests[i].success && fd < 0) || + (!tests[i].success && fd != -1) || + (!tests[i].success && errno != tests[i].expected_errno), + "check-bpf-prog-name", + "fd %d(%d) errno %d(%d)\n", + fd, tests[i].success, errno, tests[i].expected_errno); + + if (fd != -1) + close(fd); + + /* test different attr.map_name during BPF_MAP_CREATE */ + ncopy = name_len < sizeof(attr.map_name) ? + name_len : sizeof(attr.map_name); + bzero(&attr, sizeof(attr)); + attr.map_type = BPF_MAP_TYPE_ARRAY; + attr.key_size = 4; + attr.value_size = 4; + attr.max_entries = 1; + attr.map_flags = 0; + memcpy(attr.map_name, tests[i].name, ncopy); + fd = syscall(__NR_bpf, BPF_MAP_CREATE, &attr, sizeof(attr)); + CHECK((tests[i].success && fd < 0) || + (!tests[i].success && fd != -1) || + (!tests[i].success && errno != tests[i].expected_errno), + "check-bpf-map-name", + "fd %d(%d) errno %d(%d)\n", + fd, tests[i].success, errno, tests[i].expected_errno); + + if (fd != -1) + close(fd); + } +} + int main(void) { struct rlimit rinf = { RLIM_INFINITY, RLIM_INFINITY }; @@ -507,6 +629,7 @@ int main(void) test_tcp_estats(); test_bpf_obj_id(); test_pkt_md_access(); + test_obj_name(); printf("Summary: %d PASSED, %d FAILED\n", pass_cnt, error_cnt); return error_cnt ? EXIT_FAILURE : EXIT_SUCCESS; diff --git a/tools/testing/selftests/bpf/test_tag.c b/tools/testing/selftests/bpf/test_tag.c index de409fc50c35..8b201895c569 100644 --- a/tools/testing/selftests/bpf/test_tag.c +++ b/tools/testing/selftests/bpf/test_tag.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdint.h> #include <stdio.h> #include <stdlib.h> diff --git a/tools/testing/selftests/bpf/test_verifier.c b/tools/testing/selftests/bpf/test_verifier.c index 26f3250bdcd2..bb3c4ad8c59f 100644 --- a/tools/testing/selftests/bpf/test_verifier.c +++ b/tools/testing/selftests/bpf/test_verifier.c @@ -1130,15 +1130,27 @@ static struct bpf_test tests[] = { .errstr = "invalid bpf_context access", }, { - "check skb->mark is writeable by SK_SKB", + "invalid access of skb->mark for SK_SKB", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, + offsetof(struct __sk_buff, mark)), + BPF_EXIT_INSN(), + }, + .result = REJECT, + .prog_type = BPF_PROG_TYPE_SK_SKB, + .errstr = "invalid bpf_context access", + }, + { + "check skb->mark is not writeable by SK_SKB", .insns = { BPF_MOV64_IMM(BPF_REG_0, 0), BPF_STX_MEM(BPF_W, BPF_REG_1, BPF_REG_0, offsetof(struct __sk_buff, mark)), BPF_EXIT_INSN(), }, - .result = ACCEPT, + .result = REJECT, .prog_type = BPF_PROG_TYPE_SK_SKB, + .errstr = "invalid bpf_context access", }, { "check skb->tc_index is writeable by SK_SKB", @@ -6645,6 +6657,1261 @@ static struct bpf_test tests[] = { .errstr = "BPF_END uses reserved fields", .result = REJECT, }, + { + "meta access, test1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_0, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "meta access, test2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_0, BPF_REG_2), + BPF_ALU64_IMM(BPF_SUB, BPF_REG_0, 8), + BPF_MOV64_REG(BPF_REG_4, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = REJECT, + .errstr = "invalid access to packet, off=-8", + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "meta access, test3", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_0, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = REJECT, + .errstr = "invalid access to packet", + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "meta access, test4", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_LDX_MEM(BPF_W, BPF_REG_4, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_0, BPF_REG_4), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = REJECT, + .errstr = "invalid access to packet", + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "meta access, test5", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_4, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_0, BPF_REG_3), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_4, 3), + BPF_MOV64_IMM(BPF_REG_2, -8), + BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, + BPF_FUNC_xdp_adjust_meta), + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_3, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = REJECT, + .errstr = "R3 !read_ok", + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "meta access, test6", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_0, BPF_REG_3), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8), + BPF_MOV64_REG(BPF_REG_4, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_0, 1), + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = REJECT, + .errstr = "invalid access to packet", + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "meta access, test7", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_0, BPF_REG_3), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8), + BPF_MOV64_REG(BPF_REG_4, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "meta access, test8", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_4, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 0xFFFF), + BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "meta access, test9", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_4, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 0xFFFF), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 1), + BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = REJECT, + .errstr = "invalid access to packet", + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "meta access, test10", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_4, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_IMM(BPF_REG_5, 42), + BPF_MOV64_IMM(BPF_REG_6, 24), + BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_5, -8), + BPF_STX_XADD(BPF_DW, BPF_REG_10, BPF_REG_6, -8), + BPF_LDX_MEM(BPF_DW, BPF_REG_5, BPF_REG_10, -8), + BPF_JMP_IMM(BPF_JGT, BPF_REG_5, 100, 6), + BPF_ALU64_REG(BPF_ADD, BPF_REG_3, BPF_REG_5), + BPF_MOV64_REG(BPF_REG_5, BPF_REG_3), + BPF_MOV64_REG(BPF_REG_6, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_6, BPF_REG_5, 1), + BPF_LDX_MEM(BPF_B, BPF_REG_2, BPF_REG_2, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = REJECT, + .errstr = "invalid access to packet", + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "meta access, test11", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_IMM(BPF_REG_5, 42), + BPF_MOV64_IMM(BPF_REG_6, 24), + BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_5, -8), + BPF_STX_XADD(BPF_DW, BPF_REG_10, BPF_REG_6, -8), + BPF_LDX_MEM(BPF_DW, BPF_REG_5, BPF_REG_10, -8), + BPF_JMP_IMM(BPF_JGT, BPF_REG_5, 100, 6), + BPF_ALU64_REG(BPF_ADD, BPF_REG_2, BPF_REG_5), + BPF_MOV64_REG(BPF_REG_5, BPF_REG_2), + BPF_MOV64_REG(BPF_REG_6, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_6, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_B, BPF_REG_5, BPF_REG_5, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "meta access, test12", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_4, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_5, BPF_REG_3), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_5, 16), + BPF_JMP_REG(BPF_JGT, BPF_REG_5, BPF_REG_4, 5), + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_3, 0), + BPF_MOV64_REG(BPF_REG_5, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_5, 16), + BPF_JMP_REG(BPF_JGT, BPF_REG_5, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "arithmetic ops make PTR_TO_CTX unusable", + .insns = { + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, + offsetof(struct __sk_buff, data) - + offsetof(struct __sk_buff, mark)), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, + offsetof(struct __sk_buff, mark)), + BPF_EXIT_INSN(), + }, + .errstr = "dereference of modified ctx ptr R1 off=68+8, ctx+const is allowed, ctx+const+const is not", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_SCHED_CLS, + }, + { + "XDP pkt read, pkt_end mangling, bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_3, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_end mangling, bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_ALU64_IMM(BPF_SUB, BPF_REG_3, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data' > pkt_end, good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data' > pkt_end, bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_data' > pkt_end, bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 0), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_end > pkt_data', good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_end > pkt_data', bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_end > pkt_data', bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data' < pkt_end, good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_data' < pkt_end, bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data' < pkt_end, bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_end < pkt_data', good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_end < pkt_data', bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_end < pkt_data', bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 0), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data' >= pkt_end, good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_data' >= pkt_end, bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data' >= pkt_end, bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 0), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_end >= pkt_data', good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_end >= pkt_data', bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_end >= pkt_data', bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data' <= pkt_end, good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data' <= pkt_end, bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_data' <= pkt_end, bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_end <= pkt_data', good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 1), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_end <= pkt_data', bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_end <= pkt_data', bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data_end)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 0), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_meta' > pkt_data, good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_meta' > pkt_data, bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_meta' > pkt_data, bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 0), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data > pkt_meta', good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_data > pkt_meta', bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data > pkt_meta', bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_meta' < pkt_data, good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_meta' < pkt_data, bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_meta' < pkt_data, bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data < pkt_meta', good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data < pkt_meta', bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_data < pkt_meta', bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 0), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_meta' >= pkt_data, good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_meta' >= pkt_data, bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_meta' >= pkt_data, bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 0), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_data >= pkt_meta', good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data >= pkt_meta', bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_data >= pkt_meta', bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_meta' <= pkt_data, good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_meta' <= pkt_data, bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1), + BPF_JMP_IMM(BPF_JA, 0, 0, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_meta' <= pkt_data, bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data <= pkt_meta', good access", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 1), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "XDP pkt read, pkt_data <= pkt_meta', bad access 1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 1), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + }, + { + "XDP pkt read, pkt_data <= pkt_meta', bad access 2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, + offsetof(struct xdp_md, data_meta)), + BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, + offsetof(struct xdp_md, data)), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), + BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 0), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R1 offset is outside of the packet", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, + }, + { + "bpf_exit with invalid return code. test1", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, 0), + BPF_EXIT_INSN(), + }, + .errstr = "R0 has value (0x0; 0xffffffff)", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_CGROUP_SOCK, + }, + { + "bpf_exit with invalid return code. test2", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, 0), + BPF_ALU64_IMM(BPF_AND, BPF_REG_0, 1), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_CGROUP_SOCK, + }, + { + "bpf_exit with invalid return code. test3", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, 0), + BPF_ALU64_IMM(BPF_AND, BPF_REG_0, 3), + BPF_EXIT_INSN(), + }, + .errstr = "R0 has value (0x0; 0x3)", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_CGROUP_SOCK, + }, + { + "bpf_exit with invalid return code. test4", + .insns = { + BPF_MOV64_IMM(BPF_REG_0, 1), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_CGROUP_SOCK, + }, + { + "bpf_exit with invalid return code. test5", + .insns = { + BPF_MOV64_IMM(BPF_REG_0, 2), + BPF_EXIT_INSN(), + }, + .errstr = "R0 has value (0x2; 0x0)", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_CGROUP_SOCK, + }, + { + "bpf_exit with invalid return code. test6", + .insns = { + BPF_MOV64_REG(BPF_REG_0, BPF_REG_1), + BPF_EXIT_INSN(), + }, + .errstr = "R0 is not a known value (ctx)", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_CGROUP_SOCK, + }, + { + "bpf_exit with invalid return code. test7", + .insns = { + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, 0), + BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, 4), + BPF_ALU64_REG(BPF_MUL, BPF_REG_0, BPF_REG_2), + BPF_EXIT_INSN(), + }, + .errstr = "R0 has unknown scalar value", + .result = REJECT, + .prog_type = BPF_PROG_TYPE_CGROUP_SOCK, + }, }; static int probe_filter_length(const struct bpf_insn *fp) @@ -6692,7 +7959,7 @@ static int create_map_in_map(void) return inner_map_fd; } - outer_map_fd = bpf_create_map_in_map(BPF_MAP_TYPE_ARRAY_OF_MAPS, + outer_map_fd = bpf_create_map_in_map(BPF_MAP_TYPE_ARRAY_OF_MAPS, NULL, sizeof(int), inner_map_fd, 1, 0); if (outer_map_fd < 0) printf("Failed to create array of maps '%s'!\n", diff --git a/tools/testing/selftests/bpf/test_verifier_log.c b/tools/testing/selftests/bpf/test_verifier_log.c new file mode 100644 index 000000000000..3cc0b561489e --- /dev/null +++ b/tools/testing/selftests/bpf/test_verifier_log.c @@ -0,0 +1,171 @@ +#include <errno.h> +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <unistd.h> + +#include <linux/bpf.h> +#include <linux/filter.h> +#include <linux/unistd.h> + +#include <bpf/bpf.h> + +#define LOG_SIZE (1 << 20) + +#define err(str...) printf("ERROR: " str) + +static const struct bpf_insn code_sample[] = { + /* We need a few instructions to pass the min log length */ + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, + BPF_FUNC_map_lookup_elem), + BPF_EXIT_INSN(), +}; + +static inline __u64 ptr_to_u64(const void *ptr) +{ + return (__u64) (unsigned long) ptr; +} + +static int load(char *log, size_t log_len, int log_level) +{ + union bpf_attr attr; + + bzero(&attr, sizeof(attr)); + attr.prog_type = BPF_PROG_TYPE_SOCKET_FILTER; + attr.insn_cnt = (__u32)(sizeof(code_sample) / sizeof(struct bpf_insn)); + attr.insns = ptr_to_u64(code_sample); + attr.license = ptr_to_u64("GPL"); + attr.log_buf = ptr_to_u64(log); + attr.log_size = log_len; + attr.log_level = log_level; + + return syscall(__NR_bpf, BPF_PROG_LOAD, &attr, sizeof(attr)); +} + +static void check_ret(int ret, int exp_errno) +{ + if (ret > 0) { + close(ret); + err("broken sample loaded successfully!?\n"); + exit(1); + } + + if (!ret || errno != exp_errno) { + err("Program load returned: ret:%d/errno:%d, expected ret:%d/errno:%d\n", + ret, errno, -1, exp_errno); + exit(1); + } +} + +static void check_ones(const char *buf, size_t len, const char *msg) +{ + while (len--) + if (buf[len] != 1) { + err("%s", msg); + exit(1); + } +} + +static void test_log_good(char *log, size_t buf_len, size_t log_len, + size_t exp_len, int exp_errno, const char *full_log) +{ + size_t len; + int ret; + + memset(log, 1, buf_len); + + ret = load(log, log_len, 1); + check_ret(ret, exp_errno); + + len = strnlen(log, buf_len); + if (len == buf_len) { + err("verifier did not NULL terminate the log\n"); + exit(1); + } + if (exp_len && len != exp_len) { + err("incorrect log length expected:%zd have:%zd\n", + exp_len, len); + exit(1); + } + + if (strchr(log, 1)) { + err("verifier leaked a byte through\n"); + exit(1); + } + + check_ones(log + len + 1, buf_len - len - 1, + "verifier wrote bytes past NULL termination\n"); + + if (memcmp(full_log, log, LOG_SIZE)) { + err("log did not match expected output\n"); + exit(1); + } +} + +static void test_log_bad(char *log, size_t log_len, int log_level) +{ + int ret; + + ret = load(log, log_len, log_level); + check_ret(ret, EINVAL); + if (log) + check_ones(log, LOG_SIZE, + "verifier touched log with bad parameters\n"); +} + +int main(int argc, char **argv) +{ + char full_log[LOG_SIZE]; + char log[LOG_SIZE]; + size_t want_len; + int i; + + memset(log, 1, LOG_SIZE); + + /* Test incorrect attr */ + printf("Test log_level 0...\n"); + test_log_bad(log, LOG_SIZE, 0); + + printf("Test log_size < 128...\n"); + test_log_bad(log, 15, 1); + + printf("Test log_buff = NULL...\n"); + test_log_bad(NULL, LOG_SIZE, 1); + + /* Test with log big enough */ + printf("Test oversized buffer...\n"); + test_log_good(full_log, LOG_SIZE, LOG_SIZE, 0, EACCES, full_log); + + want_len = strlen(full_log); + + printf("Test exact buffer...\n"); + test_log_good(log, LOG_SIZE, want_len + 2, want_len, EACCES, full_log); + + printf("Test undersized buffers...\n"); + for (i = 0; i < 64; i++) { + full_log[want_len - i + 1] = 1; + full_log[want_len - i] = 0; + + test_log_good(log, LOG_SIZE, want_len + 1 - i, want_len - i, + ENOSPC, full_log); + } + + printf("test_verifier_log: OK\n"); + return 0; +} diff --git a/tools/testing/selftests/bpf/test_xdp_meta.c b/tools/testing/selftests/bpf/test_xdp_meta.c new file mode 100644 index 000000000000..8d0182650653 --- /dev/null +++ b/tools/testing/selftests/bpf/test_xdp_meta.c @@ -0,0 +1,53 @@ +#include <linux/bpf.h> +#include <linux/if_ether.h> +#include <linux/pkt_cls.h> + +#include "bpf_helpers.h" + +#define __round_mask(x, y) ((__typeof__(x))((y) - 1)) +#define round_up(x, y) ((((x) - 1) | __round_mask(x, y)) + 1) +#define ctx_ptr(ctx, mem) (void *)(unsigned long)ctx->mem + +SEC("t") +int ing_cls(struct __sk_buff *ctx) +{ + __u8 *data, *data_meta, *data_end; + __u32 diff = 0; + + data_meta = ctx_ptr(ctx, data_meta); + data_end = ctx_ptr(ctx, data_end); + data = ctx_ptr(ctx, data); + + if (data + ETH_ALEN > data_end || + data_meta + round_up(ETH_ALEN, 4) > data) + return TC_ACT_SHOT; + + diff |= ((__u32 *)data_meta)[0] ^ ((__u32 *)data)[0]; + diff |= ((__u16 *)data_meta)[2] ^ ((__u16 *)data)[2]; + + return diff ? TC_ACT_SHOT : TC_ACT_OK; +} + +SEC("x") +int ing_xdp(struct xdp_md *ctx) +{ + __u8 *data, *data_meta, *data_end; + int ret; + + ret = bpf_xdp_adjust_meta(ctx, -round_up(ETH_ALEN, 4)); + if (ret < 0) + return XDP_DROP; + + data_meta = ctx_ptr(ctx, data_meta); + data_end = ctx_ptr(ctx, data_end); + data = ctx_ptr(ctx, data); + + if (data + ETH_ALEN > data_end || + data_meta + round_up(ETH_ALEN, 4) > data) + return XDP_DROP; + + __builtin_memcpy(data_meta, data, ETH_ALEN); + return XDP_PASS; +} + +char _license[] SEC("license") = "GPL"; diff --git a/tools/testing/selftests/bpf/test_xdp_meta.sh b/tools/testing/selftests/bpf/test_xdp_meta.sh new file mode 100755 index 000000000000..307aa856cee3 --- /dev/null +++ b/tools/testing/selftests/bpf/test_xdp_meta.sh @@ -0,0 +1,51 @@ +#!/bin/sh + +cleanup() +{ + if [ "$?" = "0" ]; then + echo "selftests: test_xdp_meta [PASS]"; + else + echo "selftests: test_xdp_meta [FAILED]"; + fi + + set +e + ip netns del ns1 2> /dev/null + ip netns del ns2 2> /dev/null +} + +ip link set dev lo xdp off 2>/dev/null > /dev/null +if [ $? -ne 0 ];then + echo "selftests: [SKIP] Could not run test without the ip xdp support" + exit 0 +fi +set -e + +ip netns add ns1 +ip netns add ns2 + +trap cleanup 0 2 3 6 9 + +ip link add veth1 type veth peer name veth2 + +ip link set veth1 netns ns1 +ip link set veth2 netns ns2 + +ip netns exec ns1 ip addr add 10.1.1.11/24 dev veth1 +ip netns exec ns2 ip addr add 10.1.1.22/24 dev veth2 + +ip netns exec ns1 tc qdisc add dev veth1 clsact +ip netns exec ns2 tc qdisc add dev veth2 clsact + +ip netns exec ns1 tc filter add dev veth1 ingress bpf da obj test_xdp_meta.o sec t +ip netns exec ns2 tc filter add dev veth2 ingress bpf da obj test_xdp_meta.o sec t + +ip netns exec ns1 ip link set dev veth1 xdp obj test_xdp_meta.o sec x +ip netns exec ns2 ip link set dev veth2 xdp obj test_xdp_meta.o sec x + +ip netns exec ns1 ip link set dev veth1 up +ip netns exec ns2 ip link set dev veth2 up + +ip netns exec ns1 ping -c 1 10.1.1.22 +ip netns exec ns2 ping -c 1 10.1.1.11 + +exit 0 diff --git a/tools/testing/selftests/breakpoints/Makefile b/tools/testing/selftests/breakpoints/Makefile index 247b0a1899d7..9ec2c78de8ca 100644 --- a/tools/testing/selftests/breakpoints/Makefile +++ b/tools/testing/selftests/breakpoints/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # Taken from perf makefile uname_M := $(shell uname -m 2>/dev/null || echo not) ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/) diff --git a/tools/testing/selftests/capabilities/Makefile b/tools/testing/selftests/capabilities/Makefile index 29b8adfdac71..6e9d98d457d5 100644 --- a/tools/testing/selftests/capabilities/Makefile +++ b/tools/testing/selftests/capabilities/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TEST_GEN_FILES := validate_cap TEST_GEN_PROGS := test_execve diff --git a/tools/testing/selftests/capabilities/test_execve.c b/tools/testing/selftests/capabilities/test_execve.c index cf6778441381..3ab39a61b95b 100644 --- a/tools/testing/selftests/capabilities/test_execve.c +++ b/tools/testing/selftests/capabilities/test_execve.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include <cap-ng.h> diff --git a/tools/testing/selftests/capabilities/validate_cap.c b/tools/testing/selftests/capabilities/validate_cap.c index 694cd73d4493..cdfc94268fe6 100644 --- a/tools/testing/selftests/capabilities/validate_cap.c +++ b/tools/testing/selftests/capabilities/validate_cap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <cap-ng.h> #include <linux/capability.h> #include <stdbool.h> diff --git a/tools/testing/selftests/cpu-hotplug/Makefile b/tools/testing/selftests/cpu-hotplug/Makefile index fe1f99101c5d..d8be047ee5b6 100644 --- a/tools/testing/selftests/cpu-hotplug/Makefile +++ b/tools/testing/selftests/cpu-hotplug/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 all: TEST_PROGS := cpu-on-off-test.sh diff --git a/tools/testing/selftests/cpu-hotplug/cpu-on-off-test.sh b/tools/testing/selftests/cpu-hotplug/cpu-on-off-test.sh index b18b253d7bfb..f3a8933c1275 100755 --- a/tools/testing/selftests/cpu-hotplug/cpu-on-off-test.sh +++ b/tools/testing/selftests/cpu-hotplug/cpu-on-off-test.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 SYSFS= diff --git a/tools/testing/selftests/cpufreq/Makefile b/tools/testing/selftests/cpufreq/Makefile index 3955cd96f3a2..c86ca8342222 100644 --- a/tools/testing/selftests/cpufreq/Makefile +++ b/tools/testing/selftests/cpufreq/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 all: TEST_PROGS := main.sh diff --git a/tools/testing/selftests/cpufreq/cpu.sh b/tools/testing/selftests/cpufreq/cpu.sh index 8e08a83d65f2..39fdcdfb8e97 100755 --- a/tools/testing/selftests/cpufreq/cpu.sh +++ b/tools/testing/selftests/cpufreq/cpu.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 # # CPU helpers diff --git a/tools/testing/selftests/cpufreq/cpufreq.sh b/tools/testing/selftests/cpufreq/cpufreq.sh index 1ed3832030b4..b583a2fb4504 100755 --- a/tools/testing/selftests/cpufreq/cpufreq.sh +++ b/tools/testing/selftests/cpufreq/cpufreq.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 # protect against multiple inclusion if [ $FILE_CPUFREQ ]; then diff --git a/tools/testing/selftests/cpufreq/governor.sh b/tools/testing/selftests/cpufreq/governor.sh index def645103555..fe37df79c087 100755 --- a/tools/testing/selftests/cpufreq/governor.sh +++ b/tools/testing/selftests/cpufreq/governor.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 # # Test governors diff --git a/tools/testing/selftests/cpufreq/main.sh b/tools/testing/selftests/cpufreq/main.sh index 01bac76ac0ec..d83922de9d89 100755 --- a/tools/testing/selftests/cpufreq/main.sh +++ b/tools/testing/selftests/cpufreq/main.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 source cpu.sh source cpufreq.sh diff --git a/tools/testing/selftests/cpufreq/module.sh b/tools/testing/selftests/cpufreq/module.sh index 8ff2244a33a1..22563cd122e7 100755 --- a/tools/testing/selftests/cpufreq/module.sh +++ b/tools/testing/selftests/cpufreq/module.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 # # Modules specific tests cases diff --git a/tools/testing/selftests/cpufreq/special-tests.sh b/tools/testing/selftests/cpufreq/special-tests.sh index 58b730f23ef7..8d40505dc468 100755 --- a/tools/testing/selftests/cpufreq/special-tests.sh +++ b/tools/testing/selftests/cpufreq/special-tests.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 # # Special test cases reported by people diff --git a/tools/testing/selftests/drivers/gpu/drm_mm.sh b/tools/testing/selftests/drivers/gpu/drm_mm.sh index 96dd55c92799..b789dc8257e6 100755 --- a/tools/testing/selftests/drivers/gpu/drm_mm.sh +++ b/tools/testing/selftests/drivers/gpu/drm_mm.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # Runs API tests for struct drm_mm (DRM range manager) if ! /sbin/modprobe -n -q test-drm_mm; then diff --git a/tools/testing/selftests/drivers/gpu/i915.sh b/tools/testing/selftests/drivers/gpu/i915.sh index c06d6e8a8dcc..d3895bc714b7 100755 --- a/tools/testing/selftests/drivers/gpu/i915.sh +++ b/tools/testing/selftests/drivers/gpu/i915.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # Runs hardware independent tests for i915 (drivers/gpu/drm/i915) if ! /sbin/modprobe -q -r i915; then diff --git a/tools/testing/selftests/efivarfs/create-read.c b/tools/testing/selftests/efivarfs/create-read.c index 7feef1880968..9674a19396a3 100644 --- a/tools/testing/selftests/efivarfs/create-read.c +++ b/tools/testing/selftests/efivarfs/create-read.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <stdint.h> #include <stdlib.h> diff --git a/tools/testing/selftests/efivarfs/efivarfs.sh b/tools/testing/selftests/efivarfs/efivarfs.sh index 057278448515..c6d5790575ae 100755 --- a/tools/testing/selftests/efivarfs/efivarfs.sh +++ b/tools/testing/selftests/efivarfs/efivarfs.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 efivarfs_mount=/sys/firmware/efi/efivars test_guid=210be57c-9849-4fc7-a635-e6382d1aec27 diff --git a/tools/testing/selftests/efivarfs/open-unlink.c b/tools/testing/selftests/efivarfs/open-unlink.c index 4af74f733036..562742d44ac9 100644 --- a/tools/testing/selftests/efivarfs/open-unlink.c +++ b/tools/testing/selftests/efivarfs/open-unlink.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <stdio.h> #include <stdint.h> diff --git a/tools/testing/selftests/exec/Makefile b/tools/testing/selftests/exec/Makefile index 2e13035dff7f..427c41ba5151 100644 --- a/tools/testing/selftests/exec/Makefile +++ b/tools/testing/selftests/exec/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CFLAGS = -Wall TEST_GEN_PROGS := execveat diff --git a/tools/testing/selftests/filesystems/Makefile b/tools/testing/selftests/filesystems/Makefile index 0ab11307b414..13a73bf725b5 100644 --- a/tools/testing/selftests/filesystems/Makefile +++ b/tools/testing/selftests/filesystems/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TEST_PROGS := dnotify_test all: $(TEST_PROGS) diff --git a/tools/testing/selftests/filesystems/dnotify_test.c b/tools/testing/selftests/filesystems/dnotify_test.c index 8b37b4a1e18d..c0a9b2d3302d 100644 --- a/tools/testing/selftests/filesystems/dnotify_test.c +++ b/tools/testing/selftests/filesystems/dnotify_test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE /* needed to get the defines */ #include <fcntl.h> /* in glibc 2.2 this has the needed values defined */ diff --git a/tools/testing/selftests/firmware/fw_fallback.sh b/tools/testing/selftests/firmware/fw_fallback.sh index 8f511035f783..a52a3bab532b 100755 --- a/tools/testing/selftests/firmware/fw_fallback.sh +++ b/tools/testing/selftests/firmware/fw_fallback.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # This validates that the kernel will fall back to using the fallback mechanism # to load firmware it can't find on disk itself. We must request a firmware # that the kernel won't find, and any installed helper (e.g. udev) also diff --git a/tools/testing/selftests/firmware/fw_filesystem.sh b/tools/testing/selftests/firmware/fw_filesystem.sh index 7d8fd2e3695a..62f2d6f54929 100755 --- a/tools/testing/selftests/firmware/fw_filesystem.sh +++ b/tools/testing/selftests/firmware/fw_filesystem.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # This validates that the kernel will load firmware out of its list of # firmware locations on disk. Since the user helper does similar work, # we reset the custom load directory to a location the user helper doesn't diff --git a/tools/testing/selftests/ftrace/Makefile b/tools/testing/selftests/ftrace/Makefile index a8a5e21850e7..cd1f5b3a7774 100644 --- a/tools/testing/selftests/ftrace/Makefile +++ b/tools/testing/selftests/ftrace/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 all: TEST_PROGS := ftracetest diff --git a/tools/testing/selftests/ftrace/test.d/00basic/basic2.tc b/tools/testing/selftests/ftrace/test.d/00basic/basic2.tc index ebfce83f35b4..531e472362df 100644 --- a/tools/testing/selftests/ftrace/test.d/00basic/basic2.tc +++ b/tools/testing/selftests/ftrace/test.d/00basic/basic2.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: Basic test for tracers # flags: instance test -f available_tracers diff --git a/tools/testing/selftests/ftrace/test.d/00basic/basic3.tc b/tools/testing/selftests/ftrace/test.d/00basic/basic3.tc index 9e33f841812f..58a2506f788e 100644 --- a/tools/testing/selftests/ftrace/test.d/00basic/basic3.tc +++ b/tools/testing/selftests/ftrace/test.d/00basic/basic3.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: Basic trace clock test # flags: instance test -f trace_clock diff --git a/tools/testing/selftests/ftrace/test.d/event/event-enable.tc b/tools/testing/selftests/ftrace/test.d/event/event-enable.tc index 283b45ecb199..6ff851a75884 100644 --- a/tools/testing/selftests/ftrace/test.d/event/event-enable.tc +++ b/tools/testing/selftests/ftrace/test.d/event/event-enable.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: event tracing - enable/disable with event level files # flags: instance diff --git a/tools/testing/selftests/ftrace/test.d/event/event-pid.tc b/tools/testing/selftests/ftrace/test.d/event/event-pid.tc index 96c1a95be4f7..cc14feec6e1f 100644 --- a/tools/testing/selftests/ftrace/test.d/event/event-pid.tc +++ b/tools/testing/selftests/ftrace/test.d/event/event-pid.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: event tracing - restricts events based on pid # flags: instance diff --git a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc index b8fe2e5b9e67..85094904aa79 100644 --- a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc +++ b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: event tracing - enable/disable with subsystem level files # flags: instance diff --git a/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc b/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc index 15e2d3fe1731..cc1cf4d30ef5 100644 --- a/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc +++ b/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: event tracing - enable/disable with top level files do_reset() { diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc index 15c2dba06ea2..45df747887e0 100644 --- a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc +++ b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: ftrace - function graph filters with stack tracer # Make sure that function graph filtering works, and is not diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc index 0ab2189613ef..0387e22e7577 100644 --- a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc +++ b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: ftrace - function graph filters # Make sure that function graph filtering works diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc index 8095e122daa9..589d52b211b7 100644 --- a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc +++ b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: ftrace - function glob filters # Make sure that function glob matching filter works. diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-pid.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-pid.tc index bab5ff7c607e..78524fcc25ae 100644 --- a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-pid.tc +++ b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-pid.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: ftrace - function pid filters # Make sure that function pid matching filter works. diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc index 77dfb6b48186..9d4afcca1e36 100644 --- a/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc +++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: ftrace - test for function event triggers # flags: instance # diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc index 7808336d6f50..fe0dc5a7ea26 100644 --- a/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc +++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: ftrace - function profiler with function tracing # There was a bug after a rewrite of the ftrace infrastructure that diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc index 113b4d9bc733..5ad723724adb 100644 --- a/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc +++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: ftrace - test reading of set_ftrace_filter # # The set_ftrace_filter file of ftrace is used to list functions as well as diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc index 7a9ab4ff83b6..cdc92a371cd7 100644 --- a/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc +++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: ftrace - test for function traceon/off triggers # flags: instance # diff --git a/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc b/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc index 8a353314dc9b..d7f48b55df51 100644 --- a/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc +++ b/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: Test creation and deletion of trace instances while setting an event if [ ! -d instances ] ; then diff --git a/tools/testing/selftests/ftrace/test.d/instances/instance.tc b/tools/testing/selftests/ftrace/test.d/instances/instance.tc index 1e1abe0ad354..ddda62203366 100644 --- a/tools/testing/selftests/ftrace/test.d/instances/instance.tc +++ b/tools/testing/selftests/ftrace/test.d/instances/instance.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: Test creation and deletion of trace instances if [ ! -d instances ] ; then diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc b/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc index c3843ed49bf6..4604d2103c89 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: Kprobe dynamic event - adding and removing [ -f kprobe_events ] || exit_unsupported # this is configurable diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc b/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc index 74507db8bbc8..0e6f415c6152 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: Kprobe dynamic event - busy event check [ -f kprobe_events ] || exit_unsupported diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc index 64949d4eda69..679bbd23bcc3 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: Kprobe dynamic event with arguments [ -f kprobe_events ] || exit_unsupported # this is configurable diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_type.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_type.tc index c75faefb4fff..17d33ba192f6 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_type.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_type.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: Kprobes event arguments with types [ -f kprobe_events ] || exit_unsupported # this is configurable diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc index b9302cc82c12..2724a1068cb1 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: Kprobe event auto/manual naming [ -f kprobe_events ] || exit_unsupported # this is configurable diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc index d6f2f4965697..cc4cac0e60f2 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: Kprobe dynamic event with function tracer [ -f kprobe_events ] || exit_unsupported # this is configurable diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_module.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_module.tc index 6d634e4b7680..1e9f75f7a30f 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_module.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_module.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: Kprobe dynamic event - probing module [ -f kprobe_events ] || exit_unsupported # this is configurable diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc index 0d09546258fd..f1825bdbe3f3 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: Kretprobe dynamic event with arguments [ -f kprobe_events ] || exit_unsupported # this is configurable diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_maxactive.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_maxactive.tc index 7ec6f2639ad6..7c0290684c43 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_maxactive.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_maxactive.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: Kretprobe dynamic event with maxactive [ -f kprobe_events ] || exit_unsupported # this is configurable diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc b/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc index a4fd4c851a5b..bb16cf91f1b5 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: Register/unregister many kprobe events [ -f kprobe_events ] || exit_unsupported # this is configurable diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-eventonoff.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-eventonoff.tc index c5435adfdd93..839ac4320b24 100644 --- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-eventonoff.tc +++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-eventonoff.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: event trigger - test event enable/disable trigger # flags: instance diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-filter.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-filter.tc index 48849a8d577f..66873c4b12c9 100644 --- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-filter.tc +++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-filter.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: event trigger - test trigger filter # flags: instance diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc index b7f86d10b549..4237b32769f1 100644 --- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc +++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: event trigger - test histogram modifiers # flags: instance diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc index fb66f7d9339d..d24e2b8bd863 100644 --- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc +++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: event trigger - test histogram trigger # flags: instance diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc index f9153087dd7c..4c0774fff378 100644 --- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc +++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: event trigger - test multiple histogram triggers # flags: instance diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-snapshot.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-snapshot.tc index ed94f0c4e0e4..3fc6321e081f 100644 --- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-snapshot.tc +++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-snapshot.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: event trigger - test snapshot-trigger do_reset() { diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc index 9fa23b085def..3652824f81ed 100644 --- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc +++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: event trigger - test stacktrace-trigger do_reset() { diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-traceonoff.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-traceonoff.tc index 87648e5f987c..6d9051cdf408 100644 --- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-traceonoff.tc +++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-traceonoff.tc @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # description: event trigger - test traceon/off trigger do_reset() { diff --git a/tools/testing/selftests/futex/Makefile b/tools/testing/selftests/futex/Makefile index f0c0369ccb79..cea4adcd42b8 100644 --- a/tools/testing/selftests/futex/Makefile +++ b/tools/testing/selftests/futex/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 SUBDIRS := functional TEST_PROGS := run.sh diff --git a/tools/testing/selftests/futex/functional/Makefile b/tools/testing/selftests/futex/functional/Makefile index a648e7a6cbc3..ff8feca49746 100644 --- a/tools/testing/selftests/futex/functional/Makefile +++ b/tools/testing/selftests/futex/functional/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 INCLUDES := -I../include -I../../ CFLAGS := $(CFLAGS) -g -O2 -Wall -D_GNU_SOURCE -pthread $(INCLUDES) LDFLAGS := $(LDFLAGS) -pthread -lrt diff --git a/tools/testing/selftests/gpio/Makefile b/tools/testing/selftests/gpio/Makefile index 298929df97e6..1bbb47565c55 100644 --- a/tools/testing/selftests/gpio/Makefile +++ b/tools/testing/selftests/gpio/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TEST_PROGS := gpio-mockup.sh TEST_FILES := gpio-mockup-sysfs.sh $(BINARIES) diff --git a/tools/testing/selftests/gpio/gpio-mockup-sysfs.sh b/tools/testing/selftests/gpio/gpio-mockup-sysfs.sh index 085d7a39899c..dd269d877562 100755 --- a/tools/testing/selftests/gpio/gpio-mockup-sysfs.sh +++ b/tools/testing/selftests/gpio/gpio-mockup-sysfs.sh @@ -1,4 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0 is_consistent() { val= diff --git a/tools/testing/selftests/gpio/gpio-mockup.sh b/tools/testing/selftests/gpio/gpio-mockup.sh index b183439e058e..183fb932edbd 100755 --- a/tools/testing/selftests/gpio/gpio-mockup.sh +++ b/tools/testing/selftests/gpio/gpio-mockup.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 #exit status #1: run as non-root user diff --git a/tools/testing/selftests/ia64/Makefile b/tools/testing/selftests/ia64/Makefile index 2b3de2d3e945..4bce1a84b3a1 100644 --- a/tools/testing/selftests/ia64/Makefile +++ b/tools/testing/selftests/ia64/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TEST_PROGS := aliasing-test all: $(TEST_PROGS) diff --git a/tools/testing/selftests/intel_pstate/Makefile b/tools/testing/selftests/intel_pstate/Makefile index a97e24edde39..5a3f7d37e912 100644 --- a/tools/testing/selftests/intel_pstate/Makefile +++ b/tools/testing/selftests/intel_pstate/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CFLAGS := $(CFLAGS) -Wall -D_GNU_SOURCE LDLIBS := $(LDLIBS) -lm diff --git a/tools/testing/selftests/intel_pstate/aperf.c b/tools/testing/selftests/intel_pstate/aperf.c index cd72f3dc83e9..d21edea9c560 100644 --- a/tools/testing/selftests/intel_pstate/aperf.c +++ b/tools/testing/selftests/intel_pstate/aperf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <math.h> #include <unistd.h> #include <stdio.h> diff --git a/tools/testing/selftests/intel_pstate/msr.c b/tools/testing/selftests/intel_pstate/msr.c index abbbfc84d359..88fdd2a4b0a0 100644 --- a/tools/testing/selftests/intel_pstate/msr.c +++ b/tools/testing/selftests/intel_pstate/msr.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <math.h> #include <unistd.h> #include <stdio.h> diff --git a/tools/testing/selftests/intel_pstate/run.sh b/tools/testing/selftests/intel_pstate/run.sh index d3ab48f91cd6..c670359becc6 100755 --- a/tools/testing/selftests/intel_pstate/run.sh +++ b/tools/testing/selftests/intel_pstate/run.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 # # This test runs on Intel x86 based hardware which support the intel_pstate # driver. The test checks the frequency settings from the maximum turbo diff --git a/tools/testing/selftests/ipc/Makefile b/tools/testing/selftests/ipc/Makefile index 30ef4c7f53ea..1c4448a843a4 100644 --- a/tools/testing/selftests/ipc/Makefile +++ b/tools/testing/selftests/ipc/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 uname_M := $(shell uname -m 2>/dev/null || echo not) ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/) ifeq ($(ARCH),i386) diff --git a/tools/testing/selftests/ipc/msgque.c b/tools/testing/selftests/ipc/msgque.c index 1b2ce334bb3f..ee9382bdfadc 100644 --- a/tools/testing/selftests/ipc/msgque.c +++ b/tools/testing/selftests/ipc/msgque.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdlib.h> #include <stdio.h> #include <string.h> diff --git a/tools/testing/selftests/kcmp/kcmp_test.c b/tools/testing/selftests/kcmp/kcmp_test.c index 73684c4a1ed6..6ea7b9f37a41 100644 --- a/tools/testing/selftests/kcmp/kcmp_test.c +++ b/tools/testing/selftests/kcmp/kcmp_test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include <stdio.h> diff --git a/tools/testing/selftests/lib.mk b/tools/testing/selftests/lib.mk index f65886af7c0c..5bef05d6ba39 100644 --- a/tools/testing/selftests/lib.mk +++ b/tools/testing/selftests/lib.mk @@ -31,7 +31,11 @@ define RUN_TESTS echo "selftests: Warning: file $$BASENAME_TEST is not executable, correct this.";\ echo "not ok 1..$$test_num selftests: $$BASENAME_TEST [FAIL]"; \ else \ - cd `dirname $$TEST` > /dev/null; (./$$BASENAME_TEST > /tmp/$$BASENAME_TEST 2>&1 && echo "ok 1..$$test_num selftests: $$BASENAME_TEST [PASS]") || echo "not ok 1..$$test_num selftests: $$BASENAME_TEST [FAIL]"; cd - > /dev/null;\ + if [ "X$(summary)" != "X" ]; then \ + cd `dirname $$TEST` > /dev/null; (./$$BASENAME_TEST > /tmp/$$BASENAME_TEST 2>&1 && echo "ok 1..$$test_num selftests: $$BASENAME_TEST [PASS]") || echo "not ok 1..$$test_num selftests: $$BASENAME_TEST [FAIL]"; cd - > /dev/null;\ + else \ + cd `dirname $$TEST` > /dev/null; (./$$BASENAME_TEST && echo "ok 1..$$test_num selftests: $$BASENAME_TEST [PASS]") || echo "not ok 1..$$test_num selftests: $$BASENAME_TEST [FAIL]"; cd - > /dev/null;\ + fi; \ fi; \ done; endef diff --git a/tools/testing/selftests/lib/bitmap.sh b/tools/testing/selftests/lib/bitmap.sh index b073c22a3435..4dee4d2a8bbe 100755 --- a/tools/testing/selftests/lib/bitmap.sh +++ b/tools/testing/selftests/lib/bitmap.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # Runs bitmap infrastructure tests using test_bitmap kernel module if ! /sbin/modprobe -q -n test_bitmap; then echo "bitmap: [SKIP]" diff --git a/tools/testing/selftests/lib/prime_numbers.sh b/tools/testing/selftests/lib/prime_numbers.sh index da4cbcd766f5..b363994e5e11 100755 --- a/tools/testing/selftests/lib/prime_numbers.sh +++ b/tools/testing/selftests/lib/prime_numbers.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # Checks fast/slow prime_number generation for inconsistencies if ! /sbin/modprobe -q -r prime_numbers; then diff --git a/tools/testing/selftests/lib/printf.sh b/tools/testing/selftests/lib/printf.sh index cbf3b124bd94..0c37377fd7d4 100755 --- a/tools/testing/selftests/lib/printf.sh +++ b/tools/testing/selftests/lib/printf.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # Runs printf infrastructure using test_printf kernel module if ! /sbin/modprobe -q -n test_printf; then echo "printf: [SKIP]" diff --git a/tools/testing/selftests/locking/ww_mutex.sh b/tools/testing/selftests/locking/ww_mutex.sh index 6905da965f3b..2c3d6b1878c2 100644 --- a/tools/testing/selftests/locking/ww_mutex.sh +++ b/tools/testing/selftests/locking/ww_mutex.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # Runs API tests for struct ww_mutex (Wait/Wound mutexes) if /sbin/modprobe -q test-ww_mutex; then diff --git a/tools/testing/selftests/media_tests/Makefile b/tools/testing/selftests/media_tests/Makefile index 6b34a0199468..be5bd4ffb895 100644 --- a/tools/testing/selftests/media_tests/Makefile +++ b/tools/testing/selftests/media_tests/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TEST_PROGS := media_device_test media_device_open video_device_test all: $(TEST_PROGS) diff --git a/tools/testing/selftests/media_tests/bind_unbind_sample.sh b/tools/testing/selftests/media_tests/bind_unbind_sample.sh index 9f362f10631a..0101c1ec4ff7 100755 --- a/tools/testing/selftests/media_tests/bind_unbind_sample.sh +++ b/tools/testing/selftests/media_tests/bind_unbind_sample.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 # Find device number in /sys/bus/usb/drivers/drivername # Edit this file to update the driver numer and name # Example test for uvcvideo driver diff --git a/tools/testing/selftests/media_tests/open_loop_test.sh b/tools/testing/selftests/media_tests/open_loop_test.sh index dcd3c17efc17..d4c0179bbe2c 100755 --- a/tools/testing/selftests/media_tests/open_loop_test.sh +++ b/tools/testing/selftests/media_tests/open_loop_test.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 i=0 file=/dev/media$1 while :; do diff --git a/tools/testing/selftests/membarrier/membarrier_test.c b/tools/testing/selftests/membarrier/membarrier_test.c index 21399fcf1a59..9e674d9514d1 100644 --- a/tools/testing/selftests/membarrier/membarrier_test.c +++ b/tools/testing/selftests/membarrier/membarrier_test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include <linux/membarrier.h> #include <syscall.h> diff --git a/tools/testing/selftests/memfd/Makefile b/tools/testing/selftests/memfd/Makefile index bc9d02d615da..3926a0409dda 100644 --- a/tools/testing/selftests/memfd/Makefile +++ b/tools/testing/selftests/memfd/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CFLAGS += -D_FILE_OFFSET_BITS=64 CFLAGS += -I../../../../include/uapi/ CFLAGS += -I../../../../include/ diff --git a/tools/testing/selftests/memfd/fuse_mnt.c b/tools/testing/selftests/memfd/fuse_mnt.c index feacf1280fcd..6936f2a001f3 100644 --- a/tools/testing/selftests/memfd/fuse_mnt.c +++ b/tools/testing/selftests/memfd/fuse_mnt.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * memfd test file-system * This file uses FUSE to create a dummy file-system with only one file /memfd. diff --git a/tools/testing/selftests/memfd/fuse_test.c b/tools/testing/selftests/memfd/fuse_test.c index 7f3617274bf5..1ccb7a3eb14b 100644 --- a/tools/testing/selftests/memfd/fuse_test.c +++ b/tools/testing/selftests/memfd/fuse_test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * memfd GUP test-case * This tests memfd interactions with get_user_pages(). We require the diff --git a/tools/testing/selftests/memfd/memfd_test.c b/tools/testing/selftests/memfd/memfd_test.c index f94c6d1fb46f..845e5f67b6f0 100644 --- a/tools/testing/selftests/memfd/memfd_test.c +++ b/tools/testing/selftests/memfd/memfd_test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #define __EXPORTED_HEADERS__ diff --git a/tools/testing/selftests/memfd/run_fuse_test.sh b/tools/testing/selftests/memfd/run_fuse_test.sh index 69b930e1e041..407df68dfe27 100755 --- a/tools/testing/selftests/memfd/run_fuse_test.sh +++ b/tools/testing/selftests/memfd/run_fuse_test.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 if test -d "./mnt" ; then fusermount -u ./mnt diff --git a/tools/testing/selftests/memory-hotplug/Makefile b/tools/testing/selftests/memory-hotplug/Makefile index afb2624c7048..23db11c94b59 100644 --- a/tools/testing/selftests/memory-hotplug/Makefile +++ b/tools/testing/selftests/memory-hotplug/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 all: include ../lib.mk diff --git a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh index 35025ce9ca66..ae2c790d0880 100755 --- a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh +++ b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 SYSFS= diff --git a/tools/testing/selftests/mount/Makefile b/tools/testing/selftests/mount/Makefile index 9093d7ffe87f..e094f71c6dbc 100644 --- a/tools/testing/selftests/mount/Makefile +++ b/tools/testing/selftests/mount/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # Makefile for mount selftests. CFLAGS = -Wall \ -O2 diff --git a/tools/testing/selftests/mount/unprivileged-remount-test.c b/tools/testing/selftests/mount/unprivileged-remount-test.c index 517785052f1c..584dc6bc3b06 100644 --- a/tools/testing/selftests/mount/unprivileged-remount-test.c +++ b/tools/testing/selftests/mount/unprivileged-remount-test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include <sched.h> #include <stdio.h> diff --git a/tools/testing/selftests/mqueue/Makefile b/tools/testing/selftests/mqueue/Makefile index 0f5e347b068d..743d3f9e5918 100644 --- a/tools/testing/selftests/mqueue/Makefile +++ b/tools/testing/selftests/mqueue/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CFLAGS += -O2 LDLIBS = -lrt -lpthread -lpopt TEST_GEN_PROGS := mq_open_tests mq_perf_tests @@ -5,8 +6,8 @@ TEST_GEN_PROGS := mq_open_tests mq_perf_tests include ../lib.mk override define RUN_TESTS - $(OUTPUT)/mq_open_tests /test1 || echo "selftests: mq_open_tests [FAIL]" - $(OUTPUT)//mq_perf_tests || echo "selftests: mq_perf_tests [FAIL]" + @$(OUTPUT)/mq_open_tests /test1 || echo "selftests: mq_open_tests [FAIL]" + @$(OUTPUT)/mq_perf_tests || echo "selftests: mq_perf_tests [FAIL]" endef override define EMIT_TESTS diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile index d86bca991f45..500c74db746c 100644 --- a/tools/testing/selftests/net/Makefile +++ b/tools/testing/selftests/net/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # Makefile for net selftests CFLAGS = -Wall -Wl,--no-as-needed -O2 -g diff --git a/tools/testing/selftests/net/netdevice.sh b/tools/testing/selftests/net/netdevice.sh index 90cb903c3381..903679e0ff31 100755 --- a/tools/testing/selftests/net/netdevice.sh +++ b/tools/testing/selftests/net/netdevice.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # # This test is for checking network interface # For the moment it tests only ethernet interface (but wifi could be easily added) diff --git a/tools/testing/selftests/net/reuseport_bpf_cpu.c b/tools/testing/selftests/net/reuseport_bpf_cpu.c index b23d6f54de7b..2d646174729f 100644 --- a/tools/testing/selftests/net/reuseport_bpf_cpu.c +++ b/tools/testing/selftests/net/reuseport_bpf_cpu.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Test functionality of BPF filters with SO_REUSEPORT. This program creates * an SO_REUSEPORT receiver group containing one socket per CPU core. It then diff --git a/tools/testing/selftests/net/reuseport_bpf_numa.c b/tools/testing/selftests/net/reuseport_bpf_numa.c index 6f20bc9ff627..365c32e84189 100644 --- a/tools/testing/selftests/net/reuseport_bpf_numa.c +++ b/tools/testing/selftests/net/reuseport_bpf_numa.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Test functionality of BPF filters with SO_REUSEPORT. Same test as * in reuseport_bpf_cpu, only as one socket per NUMA node. diff --git a/tools/testing/selftests/net/reuseport_dualstack.c b/tools/testing/selftests/net/reuseport_dualstack.c index 90958aaaafb9..fe3230c55986 100644 --- a/tools/testing/selftests/net/reuseport_dualstack.c +++ b/tools/testing/selftests/net/reuseport_dualstack.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * It is possible to use SO_REUSEPORT to open multiple sockets bound to * equivalent local addresses using AF_INET and AF_INET6 at the same time. If diff --git a/tools/testing/selftests/net/rtnetlink.sh b/tools/testing/selftests/net/rtnetlink.sh index 57b5ff576240..5215493166c9 100755 --- a/tools/testing/selftests/net/rtnetlink.sh +++ b/tools/testing/selftests/net/rtnetlink.sh @@ -15,6 +15,14 @@ check_err() fi } +# same but inverted -- used when command must fail for test to pass +check_fail() +{ + if [ $1 -eq 0 ]; then + ret=1 + fi +} + kci_add_dummy() { ip link add name "$devdummy" type dummy @@ -29,6 +37,26 @@ kci_del_dummy() check_err $? } +kci_test_netconf() +{ + dev="$1" + r=$ret + + ip netconf show dev "$dev" > /dev/null + check_err $? + + for f in 4 6; do + ip -$f netconf show dev "$dev" > /dev/null + check_err $? + done + + if [ $ret -ne 0 ] ;then + echo "FAIL: ip netconf show $dev" + test $r -eq 0 && ret=0 + return 1 + fi +} + # add a bridge with vlans on top kci_test_bridge() { @@ -55,6 +83,11 @@ kci_test_bridge() check_err $? ip r s t all > /dev/null check_err $? + + for name in "$devbr" "$vlandev" "$devdummy" ; do + kci_test_netconf "$name" + done + ip -6 addr del dev "$vlandev" dead:42::1234/64 check_err $? @@ -92,6 +125,9 @@ kci_test_gre() check_err $? ip addr > /dev/null check_err $? + + kci_test_netconf "$gredev" + ip addr del dev "$devdummy" 10.23.7.11/24 check_err $? @@ -235,6 +271,237 @@ kci_test_addrlabel() echo "PASS: ipv6 addrlabel" } +kci_test_ifalias() +{ + ret=0 + namewant=$(uuidgen) + syspathname="/sys/class/net/$devdummy/ifalias" + + ip link set dev "$devdummy" alias "$namewant" + check_err $? + + if [ $ret -ne 0 ]; then + echo "FAIL: cannot set interface alias of $devdummy to $namewant" + return 1 + fi + + ip link show "$devdummy" | grep -q "alias $namewant" + check_err $? + + if [ -r "$syspathname" ] ; then + read namehave < "$syspathname" + if [ "$namewant" != "$namehave" ]; then + echo "FAIL: did set ifalias $namewant but got $namehave" + return 1 + fi + + namewant=$(uuidgen) + echo "$namewant" > "$syspathname" + ip link show "$devdummy" | grep -q "alias $namewant" + check_err $? + + # sysfs interface allows to delete alias again + echo "" > "$syspathname" + + ip link show "$devdummy" | grep -q "alias $namewant" + check_fail $? + + for i in $(seq 1 100); do + uuidgen > "$syspathname" & + done + + wait + + # re-add the alias -- kernel should free mem when dummy dev is removed + ip link set dev "$devdummy" alias "$namewant" + check_err $? + fi + + if [ $ret -ne 0 ]; then + echo "FAIL: set interface alias $devdummy to $namewant" + return 1 + fi + + echo "PASS: set ifalias $namewant for $devdummy" +} + +kci_test_vrf() +{ + vrfname="test-vrf" + ret=0 + + ip link show type vrf 2>/dev/null + if [ $? -ne 0 ]; then + echo "SKIP: vrf: iproute2 too old" + return 0 + fi + + ip link add "$vrfname" type vrf table 10 + check_err $? + if [ $ret -ne 0 ];then + echo "FAIL: can't add vrf interface, skipping test" + return 0 + fi + + ip -br link show type vrf | grep -q "$vrfname" + check_err $? + if [ $ret -ne 0 ];then + echo "FAIL: created vrf device not found" + return 1 + fi + + ip link set dev "$vrfname" up + check_err $? + + ip link set dev "$devdummy" master "$vrfname" + check_err $? + ip link del dev "$vrfname" + check_err $? + + if [ $ret -ne 0 ];then + echo "FAIL: vrf" + return 1 + fi + + echo "PASS: vrf" +} + +kci_test_encap_vxlan() +{ + ret=0 + vxlan="test-vxlan0" + vlan="test-vlan0" + testns="$1" + + ip netns exec "$testns" ip link add "$vxlan" type vxlan id 42 group 239.1.1.1 \ + dev "$devdummy" dstport 4789 2>/dev/null + if [ $? -ne 0 ]; then + echo "FAIL: can't add vxlan interface, skipping test" + return 0 + fi + check_err $? + + ip netns exec "$testns" ip addr add 10.2.11.49/24 dev "$vxlan" + check_err $? + + ip netns exec "$testns" ip link set up dev "$vxlan" + check_err $? + + ip netns exec "$testns" ip link add link "$vxlan" name "$vlan" type vlan id 1 + check_err $? + + ip netns exec "$testns" ip link del "$vxlan" + check_err $? + + if [ $ret -ne 0 ]; then + echo "FAIL: vxlan" + return 1 + fi + echo "PASS: vxlan" +} + +kci_test_encap_fou() +{ + ret=0 + name="test-fou" + testns="$1" + + ip fou help 2>&1 |grep -q 'Usage: ip fou' + if [ $? -ne 0 ];then + echo "SKIP: fou: iproute2 too old" + return 1 + fi + + ip netns exec "$testns" ip fou add port 7777 ipproto 47 2>/dev/null + if [ $? -ne 0 ];then + echo "FAIL: can't add fou port 7777, skipping test" + return 1 + fi + + ip netns exec "$testns" ip fou add port 8888 ipproto 4 + check_err $? + + ip netns exec "$testns" ip fou del port 9999 2>/dev/null + check_fail $? + + ip netns exec "$testns" ip fou del port 7777 + check_err $? + + if [ $ret -ne 0 ]; then + echo "FAIL: fou" + return 1 + fi + + echo "PASS: fou" +} + +# test various encap methods, use netns to avoid unwanted interference +kci_test_encap() +{ + testns="testns" + ret=0 + + ip netns add "$testns" + if [ $? -ne 0 ]; then + echo "SKIP encap tests: cannot add net namespace $testns" + return 1 + fi + + ip netns exec "$testns" ip link set lo up + check_err $? + + ip netns exec "$testns" ip link add name "$devdummy" type dummy + check_err $? + ip netns exec "$testns" ip link set "$devdummy" up + check_err $? + + kci_test_encap_vxlan "$testns" + kci_test_encap_fou "$testns" + + ip netns del "$testns" +} + +kci_test_macsec() +{ + msname="test_macsec0" + ret=0 + + ip macsec help 2>&1 | grep -q "^Usage: ip macsec" + if [ $? -ne 0 ]; then + echo "SKIP: macsec: iproute2 too old" + return 0 + fi + + ip link add link "$devdummy" "$msname" type macsec port 42 encrypt on + check_err $? + if [ $ret -ne 0 ];then + echo "FAIL: can't add macsec interface, skipping test" + return 1 + fi + + ip macsec add "$msname" tx sa 0 pn 1024 on key 01 12345678901234567890123456789012 + check_err $? + + ip macsec add "$msname" rx port 1234 address "1c:ed:de:ad:be:ef" + check_err $? + + ip macsec add "$msname" rx port 1234 address "1c:ed:de:ad:be:ef" sa 0 pn 1 on key 00 0123456789abcdef0123456789abcdef + check_err $? + + ip macsec show > /dev/null + check_err $? + + ip link del dev "$msname" + check_err $? + + if [ $ret -ne 0 ];then + echo "FAIL: macsec" + return 1 + fi + + echo "PASS: macsec" +} + kci_test_rtnl() { kci_add_dummy @@ -249,6 +516,10 @@ kci_test_rtnl() kci_test_gre kci_test_bridge kci_test_addrlabel + kci_test_ifalias + kci_test_vrf + kci_test_encap + kci_test_macsec kci_del_dummy } diff --git a/tools/testing/selftests/net/run_afpackettests b/tools/testing/selftests/net/run_afpackettests index 5246e782d6e8..21fe149e3de1 100755 --- a/tools/testing/selftests/net/run_afpackettests +++ b/tools/testing/selftests/net/run_afpackettests @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 if [ $(id -u) != 0 ]; then echo $msg must be run as root >&2 diff --git a/tools/testing/selftests/net/run_netsocktests b/tools/testing/selftests/net/run_netsocktests index 16058bbea7a8..b093f39c298c 100755 --- a/tools/testing/selftests/net/run_netsocktests +++ b/tools/testing/selftests/net/run_netsocktests @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 echo "--------------------" echo "running socket test" diff --git a/tools/testing/selftests/net/socket.c b/tools/testing/selftests/net/socket.c index 0f227f2f9be9..afca1ead677f 100644 --- a/tools/testing/selftests/net/socket.c +++ b/tools/testing/selftests/net/socket.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <errno.h> #include <unistd.h> diff --git a/tools/testing/selftests/net/test_bpf.sh b/tools/testing/selftests/net/test_bpf.sh index 8b29796d46aa..65677909c574 100755 --- a/tools/testing/selftests/net/test_bpf.sh +++ b/tools/testing/selftests/net/test_bpf.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # Runs bpf test using test_bpf kernel module if /sbin/modprobe -q test_bpf ; then diff --git a/tools/testing/selftests/networking/timestamping/Makefile b/tools/testing/selftests/networking/timestamping/Makefile index 92fb8ee917c5..a728040edbe1 100644 --- a/tools/testing/selftests/networking/timestamping/Makefile +++ b/tools/testing/selftests/networking/timestamping/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CFLAGS += -I../../../../../usr/include TEST_PROGS := hwtstamp_config rxtimestamp timestamping txtimestamp diff --git a/tools/testing/selftests/networking/timestamping/hwtstamp_config.c b/tools/testing/selftests/networking/timestamping/hwtstamp_config.c index e8b685a7f15f..e1fdee841021 100644 --- a/tools/testing/selftests/networking/timestamping/hwtstamp_config.c +++ b/tools/testing/selftests/networking/timestamping/hwtstamp_config.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* Test program for SIOC{G,S}HWTSTAMP * Copyright 2013 Solarflare Communications * Author: Ben Hutchings diff --git a/tools/testing/selftests/networking/timestamping/rxtimestamp.c b/tools/testing/selftests/networking/timestamping/rxtimestamp.c index 00f286661dcd..dd4162fc0419 100644 --- a/tools/testing/selftests/networking/timestamping/rxtimestamp.c +++ b/tools/testing/selftests/networking/timestamping/rxtimestamp.c @@ -341,7 +341,7 @@ int main(int argc, char **argv) return 0; case 'n': t = atoi(optarg); - if (t > ARRAY_SIZE(test_cases)) + if (t >= ARRAY_SIZE(test_cases)) error(1, 0, "Invalid test case: %d", t); all_tests = false; test_cases[t].enabled = true; diff --git a/tools/testing/selftests/nsfs/owner.c b/tools/testing/selftests/nsfs/owner.c index 437205f8b714..96a976c74550 100644 --- a/tools/testing/selftests/nsfs/owner.c +++ b/tools/testing/selftests/nsfs/owner.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include <sched.h> #include <unistd.h> diff --git a/tools/testing/selftests/nsfs/pidns.c b/tools/testing/selftests/nsfs/pidns.c index ae3a0d68e966..1182d4e437a2 100644 --- a/tools/testing/selftests/nsfs/pidns.c +++ b/tools/testing/selftests/nsfs/pidns.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include <sched.h> #include <unistd.h> diff --git a/tools/testing/selftests/powerpc/Makefile b/tools/testing/selftests/powerpc/Makefile index 72c3ac2323e1..f6b1338730db 100644 --- a/tools/testing/selftests/powerpc/Makefile +++ b/tools/testing/selftests/powerpc/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # Makefile for powerpc selftests # ARCH can be overridden by the user for cross compiling diff --git a/tools/testing/selftests/powerpc/benchmarks/Makefile b/tools/testing/selftests/powerpc/benchmarks/Makefile index fb96a89bd953..a35058e3766c 100644 --- a/tools/testing/selftests/powerpc/benchmarks/Makefile +++ b/tools/testing/selftests/powerpc/benchmarks/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TEST_GEN_PROGS := gettimeofday context_switch mmap_bench futex_bench null_syscall CFLAGS += -O2 diff --git a/tools/testing/selftests/powerpc/cache_shape/Makefile b/tools/testing/selftests/powerpc/cache_shape/Makefile index b24485ab30e2..1be547434a49 100644 --- a/tools/testing/selftests/powerpc/cache_shape/Makefile +++ b/tools/testing/selftests/powerpc/cache_shape/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TEST_PROGS := cache_shape all: $(TEST_PROGS) diff --git a/tools/testing/selftests/powerpc/copyloops/Makefile b/tools/testing/selftests/powerpc/copyloops/Makefile index 681ab19d0a84..ac4a52e19e59 100644 --- a/tools/testing/selftests/powerpc/copyloops/Makefile +++ b/tools/testing/selftests/powerpc/copyloops/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # The loops are all 64-bit code CFLAGS += -m64 CFLAGS += -I$(CURDIR) diff --git a/tools/testing/selftests/powerpc/copyloops/asm/export.h b/tools/testing/selftests/powerpc/copyloops/asm/export.h index 2d14a9b4248c..0bab35f6777a 100644 --- a/tools/testing/selftests/powerpc/copyloops/asm/export.h +++ b/tools/testing/selftests/powerpc/copyloops/asm/export.h @@ -1 +1,2 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #define EXPORT_SYMBOL(x) diff --git a/tools/testing/selftests/powerpc/copyloops/asm/ppc_asm.h b/tools/testing/selftests/powerpc/copyloops/asm/ppc_asm.h index 80d34a9ffff4..5ffe04d802c9 100644 --- a/tools/testing/selftests/powerpc/copyloops/asm/ppc_asm.h +++ b/tools/testing/selftests/powerpc/copyloops/asm/ppc_asm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <ppc-asm.h> #define CONFIG_ALTIVEC diff --git a/tools/testing/selftests/powerpc/copyloops/validate.c b/tools/testing/selftests/powerpc/copyloops/validate.c index 7fb436f82d16..0f6873618552 100644 --- a/tools/testing/selftests/powerpc/copyloops/validate.c +++ b/tools/testing/selftests/powerpc/copyloops/validate.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <malloc.h> #include <string.h> #include <stdlib.h> diff --git a/tools/testing/selftests/powerpc/dscr/Makefile b/tools/testing/selftests/powerpc/dscr/Makefile index c5639deb8887..55d7db7a616b 100644 --- a/tools/testing/selftests/powerpc/dscr/Makefile +++ b/tools/testing/selftests/powerpc/dscr/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TEST_GEN_PROGS := dscr_default_test dscr_explicit_test dscr_user_test \ dscr_inherit_test dscr_inherit_exec_test dscr_sysfs_test \ dscr_sysfs_thread_test diff --git a/tools/testing/selftests/powerpc/include/basic_asm.h b/tools/testing/selftests/powerpc/include/basic_asm.h index 12eaddf72e66..886dc026fe7a 100644 --- a/tools/testing/selftests/powerpc/include/basic_asm.h +++ b/tools/testing/selftests/powerpc/include/basic_asm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _SELFTESTS_POWERPC_BASIC_ASM_H #define _SELFTESTS_POWERPC_BASIC_ASM_H diff --git a/tools/testing/selftests/powerpc/include/instructions.h b/tools/testing/selftests/powerpc/include/instructions.h index 0fb0bd3b28c9..f36061eb6f0f 100644 --- a/tools/testing/selftests/powerpc/include/instructions.h +++ b/tools/testing/selftests/powerpc/include/instructions.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _SELFTESTS_POWERPC_INSTRUCTIONS_H #define _SELFTESTS_POWERPC_INSTRUCTIONS_H diff --git a/tools/testing/selftests/powerpc/math/Makefile b/tools/testing/selftests/powerpc/math/Makefile index fa8bae920c91..0dd3a01fdab9 100644 --- a/tools/testing/selftests/powerpc/math/Makefile +++ b/tools/testing/selftests/powerpc/math/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TEST_GEN_PROGS := fpu_syscall fpu_preempt fpu_signal vmx_syscall vmx_preempt vmx_signal vsx_preempt include ../../lib.mk diff --git a/tools/testing/selftests/powerpc/mm/Makefile b/tools/testing/selftests/powerpc/mm/Makefile index 1cffe54dccfb..bf315bcbe663 100644 --- a/tools/testing/selftests/powerpc/mm/Makefile +++ b/tools/testing/selftests/powerpc/mm/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 noarg: $(MAKE) -C ../ diff --git a/tools/testing/selftests/powerpc/mm/hugetlb_vs_thp_test.c b/tools/testing/selftests/powerpc/mm/hugetlb_vs_thp_test.c index 49003674de4f..9932359ce38f 100644 --- a/tools/testing/selftests/powerpc/mm/hugetlb_vs_thp_test.c +++ b/tools/testing/selftests/powerpc/mm/hugetlb_vs_thp_test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <sys/mman.h> #include <unistd.h> diff --git a/tools/testing/selftests/powerpc/pmu/Makefile b/tools/testing/selftests/powerpc/pmu/Makefile index e4e55d1d3e0f..6e1629bf5b09 100644 --- a/tools/testing/selftests/powerpc/pmu/Makefile +++ b/tools/testing/selftests/powerpc/pmu/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 noarg: $(MAKE) -C ../ diff --git a/tools/testing/selftests/powerpc/pmu/ebb/Makefile b/tools/testing/selftests/powerpc/pmu/ebb/Makefile index 6001fb0a377a..c4e64bc2e265 100644 --- a/tools/testing/selftests/powerpc/pmu/ebb/Makefile +++ b/tools/testing/selftests/powerpc/pmu/ebb/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 noarg: $(MAKE) -C ../../ diff --git a/tools/testing/selftests/powerpc/ptrace/Makefile b/tools/testing/selftests/powerpc/ptrace/Makefile index 8932263e5a74..480305266504 100644 --- a/tools/testing/selftests/powerpc/ptrace/Makefile +++ b/tools/testing/selftests/powerpc/ptrace/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TEST_PROGS := ptrace-gpr ptrace-tm-gpr ptrace-tm-spd-gpr \ ptrace-tar ptrace-tm-tar ptrace-tm-spd-tar ptrace-vsx ptrace-tm-vsx \ ptrace-tm-spd-vsx ptrace-tm-spr diff --git a/tools/testing/selftests/powerpc/signal/Makefile b/tools/testing/selftests/powerpc/signal/Makefile index f0eef27458e2..a7cbd5082e27 100644 --- a/tools/testing/selftests/powerpc/signal/Makefile +++ b/tools/testing/selftests/powerpc/signal/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TEST_PROGS := signal signal_tm all: $(TEST_PROGS) diff --git a/tools/testing/selftests/powerpc/stringloops/Makefile b/tools/testing/selftests/powerpc/stringloops/Makefile index 557b9379f3bb..1125e489055e 100644 --- a/tools/testing/selftests/powerpc/stringloops/Makefile +++ b/tools/testing/selftests/powerpc/stringloops/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # The loops are all 64-bit code CFLAGS += -m64 CFLAGS += -I$(CURDIR) diff --git a/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h b/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h index 11bece87e880..136242ec4b0e 100644 --- a/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h +++ b/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <ppc-asm.h> #ifndef r1 diff --git a/tools/testing/selftests/powerpc/stringloops/memcmp.c b/tools/testing/selftests/powerpc/stringloops/memcmp.c index 30b1222380ca..8250db25b379 100644 --- a/tools/testing/selftests/powerpc/stringloops/memcmp.c +++ b/tools/testing/selftests/powerpc/stringloops/memcmp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <malloc.h> #include <stdlib.h> #include <string.h> diff --git a/tools/testing/selftests/powerpc/switch_endian/Makefile b/tools/testing/selftests/powerpc/switch_endian/Makefile index b92c2a132c4f..30b8ff8fb82e 100644 --- a/tools/testing/selftests/powerpc/switch_endian/Makefile +++ b/tools/testing/selftests/powerpc/switch_endian/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TEST_GEN_PROGS := switch_endian_test ASFLAGS += -O2 -Wall -g -nostdlib -m64 diff --git a/tools/testing/selftests/powerpc/switch_endian/check.S b/tools/testing/selftests/powerpc/switch_endian/check.S index e2484d2c24f4..927a5c675e83 100644 --- a/tools/testing/selftests/powerpc/switch_endian/check.S +++ b/tools/testing/selftests/powerpc/switch_endian/check.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include "common.h" /* diff --git a/tools/testing/selftests/powerpc/switch_endian/common.h b/tools/testing/selftests/powerpc/switch_endian/common.h index 69e399698c64..1434cbc2a6ad 100644 --- a/tools/testing/selftests/powerpc/switch_endian/common.h +++ b/tools/testing/selftests/powerpc/switch_endian/common.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <ppc-asm.h> #include <asm/unistd.h> diff --git a/tools/testing/selftests/powerpc/switch_endian/switch_endian_test.S b/tools/testing/selftests/powerpc/switch_endian/switch_endian_test.S index bceb53f57573..cc4930467235 100644 --- a/tools/testing/selftests/powerpc/switch_endian/switch_endian_test.S +++ b/tools/testing/selftests/powerpc/switch_endian/switch_endian_test.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include "common.h" .data diff --git a/tools/testing/selftests/powerpc/syscalls/ipc.h b/tools/testing/selftests/powerpc/syscalls/ipc.h index fbebc022edf6..26a20682c9a4 100644 --- a/tools/testing/selftests/powerpc/syscalls/ipc.h +++ b/tools/testing/selftests/powerpc/syscalls/ipc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifdef __NR_semop DO_TEST(semop, __NR_semop) #endif diff --git a/tools/testing/selftests/powerpc/tm/Makefile b/tools/testing/selftests/powerpc/tm/Makefile index 7bfcd454fb2a..fca7c7f5e640 100644 --- a/tools/testing/selftests/powerpc/tm/Makefile +++ b/tools/testing/selftests/powerpc/tm/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 SIGNAL_CONTEXT_CHK_TESTS := tm-signal-context-chk-gpr tm-signal-context-chk-fpu \ tm-signal-context-chk-vmx tm-signal-context-chk-vsx diff --git a/tools/testing/selftests/powerpc/tm/tm-resched-dscr.c b/tools/testing/selftests/powerpc/tm/tm-resched-dscr.c index a7ac2e4c60d9..4cdb83964bb3 100644 --- a/tools/testing/selftests/powerpc/tm/tm-resched-dscr.c +++ b/tools/testing/selftests/powerpc/tm/tm-resched-dscr.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* Test context switching to see if the DSCR SPR is correctly preserved * when within a transaction. * diff --git a/tools/testing/selftests/powerpc/tm/tm-syscall-asm.S b/tools/testing/selftests/powerpc/tm/tm-syscall-asm.S index 431f61ae2368..bd1ca25febe4 100644 --- a/tools/testing/selftests/powerpc/tm/tm-syscall-asm.S +++ b/tools/testing/selftests/powerpc/tm/tm-syscall-asm.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <ppc-asm.h> #include <asm/unistd.h> diff --git a/tools/testing/selftests/powerpc/vphn/test-vphn.c b/tools/testing/selftests/powerpc/vphn/test-vphn.c index 5742f6876b25..81d3069ffb84 100644 --- a/tools/testing/selftests/powerpc/vphn/test-vphn.c +++ b/tools/testing/selftests/powerpc/vphn/test-vphn.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include <byteswap.h> #include "utils.h" diff --git a/tools/testing/selftests/prctl/Makefile b/tools/testing/selftests/prctl/Makefile index 35aa1c8f2df2..c7923b205222 100644 --- a/tools/testing/selftests/prctl/Makefile +++ b/tools/testing/selftests/prctl/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 ifndef CROSS_COMPILE uname_M := $(shell uname -m 2>/dev/null || echo not) ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/) diff --git a/tools/testing/selftests/prctl/disable-tsc-ctxt-sw-stress-test.c b/tools/testing/selftests/prctl/disable-tsc-ctxt-sw-stress-test.c index f7499d1c0415..62a93cc61b7c 100644 --- a/tools/testing/selftests/prctl/disable-tsc-ctxt-sw-stress-test.c +++ b/tools/testing/selftests/prctl/disable-tsc-ctxt-sw-stress-test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Tests for prctl(PR_GET_TSC, ...) / prctl(PR_SET_TSC, ...) * diff --git a/tools/testing/selftests/prctl/disable-tsc-on-off-stress-test.c b/tools/testing/selftests/prctl/disable-tsc-on-off-stress-test.c index a06f027e9d16..79950f9a26fd 100644 --- a/tools/testing/selftests/prctl/disable-tsc-on-off-stress-test.c +++ b/tools/testing/selftests/prctl/disable-tsc-on-off-stress-test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Tests for prctl(PR_GET_TSC, ...) / prctl(PR_SET_TSC, ...) * diff --git a/tools/testing/selftests/prctl/disable-tsc-test.c b/tools/testing/selftests/prctl/disable-tsc-test.c index 8d494f7bebdb..f84d4ee111d3 100644 --- a/tools/testing/selftests/prctl/disable-tsc-test.c +++ b/tools/testing/selftests/prctl/disable-tsc-test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Tests for prctl(PR_GET_TSC, ...) / prctl(PR_SET_TSC, ...) * diff --git a/tools/testing/selftests/pstore/Makefile b/tools/testing/selftests/pstore/Makefile index c5f2440ba1f7..5ef57855a2be 100644 --- a/tools/testing/selftests/pstore/Makefile +++ b/tools/testing/selftests/pstore/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # Makefile for pstore selftests. # Expects pstore backend is registered. diff --git a/tools/testing/selftests/ptp/Makefile b/tools/testing/selftests/ptp/Makefile index d4064c742c26..ef06de0898b7 100644 --- a/tools/testing/selftests/ptp/Makefile +++ b/tools/testing/selftests/ptp/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CFLAGS += -I../../../../usr/include/ TEST_PROGS := testptp LDLIBS += -lrt diff --git a/tools/testing/selftests/ptrace/peeksiginfo.c b/tools/testing/selftests/ptrace/peeksiginfo.c index c34cd8ac8aaa..54900657eb44 100644 --- a/tools/testing/selftests/ptrace/peeksiginfo.c +++ b/tools/testing/selftests/ptrace/peeksiginfo.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include <stdio.h> #include <signal.h> diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/Makefile b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/Makefile index 16b01559fa55..4bed0b678f8b 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/Makefile +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 all: srcu.c store_buffering LINUX_SOURCE = ../../../../../.. diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/include/linux/types.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/include/linux/types.h index 4a3d538fef12..891ad13e95b2 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/include/linux/types.h +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/include/linux/types.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * This header has been modifies to remove definitions of types that * are defined in standard userspace headers or are problematic for some diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/modify_srcu.awk b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/modify_srcu.awk index c9e8bc5082a7..e05182d3e47d 100755 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/modify_srcu.awk +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/modify_srcu.awk @@ -1,4 +1,5 @@ #!/usr/bin/awk -f +# SPDX-License-Identifier: GPL-2.0 # Modify SRCU for formal verification. The first argument should be srcu.h and # the second should be srcu.c. Outputs modified srcu.h and srcu.c into the diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/assume.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/assume.h index a64955447995..570a49d9da7e 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/assume.h +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/assume.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ASSUME_H #define ASSUME_H diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/barriers.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/barriers.h index 6687acc08e6d..be3fdd351937 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/barriers.h +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/barriers.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef BARRIERS_H #define BARRIERS_H diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/bug_on.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/bug_on.h index 2a80e91f78e7..5e7912c6a521 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/bug_on.h +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/bug_on.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef BUG_ON_H #define BUG_ON_H diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/combined_source.c b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/combined_source.c index 29eb5d2697ed..e67ee5b3dd7c 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/combined_source.c +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/combined_source.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <config.h> /* Include all source files. */ diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/config.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/config.h index a60038aeea7a..283d7103334f 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/config.h +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/config.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* "Cheater" definitions based on restricted Kconfig choices. */ #undef CONFIG_TINY_RCU diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/include_srcu.c b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/include_srcu.c index 5ec582a53018..e5202d4cff30 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/include_srcu.c +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/include_srcu.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <config.h> #include <assert.h> diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/int_typedefs.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/int_typedefs.h index 3aad63917858..0dd27aa517a7 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/int_typedefs.h +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/int_typedefs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef INT_TYPEDEFS_H #define INT_TYPEDEFS_H diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/locks.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/locks.h index 356004665576..cf6938d679d7 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/locks.h +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/locks.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef LOCKS_H #define LOCKS_H diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/misc.c b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/misc.c index ca892e3b2351..9440cc39e3c6 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/misc.c +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/misc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <config.h> #include "misc.h" diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/percpu.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/percpu.h index 3de5a49de49b..27e67a3f291f 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/percpu.h +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/percpu.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PERCPU_H #define PERCPU_H diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.c b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.c index 4f1b068e9b7a..b4083ae348fb 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.c +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <config.h> #include "preempt.h" diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.h index 2f95ee0e4dd5..f8b762cd214c 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.h +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef PREEMPT_H #define PREEMPT_H diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/simple_sync_srcu.c b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/simple_sync_srcu.c index ac9cbc62b411..97f592048e0b 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/simple_sync_srcu.c +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/simple_sync_srcu.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <config.h> #include <assert.h> diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/workqueues.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/workqueues.h index e58c8dfd3e90..28b960300971 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/workqueues.h +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/workqueues.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef WORKQUEUES_H #define WORKQUEUES_H diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/Makefile b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/Makefile index 3a3aee149225..ad21b925fbb4 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/Makefile +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CBMC_FLAGS = -I../.. -I../../src -I../../include -I../../empty_includes -32 -pointer-check -mm pso all: diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/test.c b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/test.c index 470b1105a112..2ce2016f7871 100644 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/test.c +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <src/combined_source.c> int x; diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/test_script.sh b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/test_script.sh index d1545972a0fa..2fe1f0339b4f 100755 --- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/test_script.sh +++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/test_script.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # This script expects a mode (either --should-pass or --should-fail) followed by # an input file. The script uses the following environment variables. The test C diff --git a/tools/testing/selftests/seccomp/Makefile b/tools/testing/selftests/seccomp/Makefile index 553d870b4ca9..fce7f4ce0692 100644 --- a/tools/testing/selftests/seccomp/Makefile +++ b/tools/testing/selftests/seccomp/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 all: include ../lib.mk diff --git a/tools/testing/selftests/sigaltstack/sas.c b/tools/testing/selftests/sigaltstack/sas.c index 97bb150837df..228c2ae47687 100644 --- a/tools/testing/selftests/sigaltstack/sas.c +++ b/tools/testing/selftests/sigaltstack/sas.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Stas Sergeev <stsp@users.sourceforge.net> * diff --git a/tools/testing/selftests/splice/Makefile b/tools/testing/selftests/splice/Makefile index 7e1187e007fa..e519b159b60d 100644 --- a/tools/testing/selftests/splice/Makefile +++ b/tools/testing/selftests/splice/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TEST_PROGS := default_file_splice_read.sh TEST_GEN_PROGS_EXTENDED := default_file_splice_read diff --git a/tools/testing/selftests/splice/default_file_splice_read.c b/tools/testing/selftests/splice/default_file_splice_read.c index 01dd6091554c..a3c6e5672e09 100644 --- a/tools/testing/selftests/splice/default_file_splice_read.c +++ b/tools/testing/selftests/splice/default_file_splice_read.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include <fcntl.h> diff --git a/tools/testing/selftests/splice/default_file_splice_read.sh b/tools/testing/selftests/splice/default_file_splice_read.sh index 1ea2adeabc94..490db5a2e435 100755 --- a/tools/testing/selftests/splice/default_file_splice_read.sh +++ b/tools/testing/selftests/splice/default_file_splice_read.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 n=`./default_file_splice_read </dev/null | wc -c` test "$n" = 0 && exit 0 diff --git a/tools/testing/selftests/static_keys/test_static_keys.sh b/tools/testing/selftests/static_keys/test_static_keys.sh index 1261e3fa1e3a..24cff498b31a 100755 --- a/tools/testing/selftests/static_keys/test_static_keys.sh +++ b/tools/testing/selftests/static_keys/test_static_keys.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # Runs static keys kernel module tests if /sbin/modprobe -q test_static_key_base; then diff --git a/tools/testing/selftests/sync/Makefile b/tools/testing/selftests/sync/Makefile index 8e04d0afcbd7..b3c8ba3cb668 100644 --- a/tools/testing/selftests/sync/Makefile +++ b/tools/testing/selftests/sync/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CFLAGS += -O2 -g -std=gnu89 -pthread -Wall -Wextra CFLAGS += -I../../../../usr/include/ LDFLAGS += -pthread diff --git a/tools/testing/selftests/tc-testing/.gitignore b/tools/testing/selftests/tc-testing/.gitignore index c18dd8d83cee..7a60b85e148f 100644 --- a/tools/testing/selftests/tc-testing/.gitignore +++ b/tools/testing/selftests/tc-testing/.gitignore @@ -1 +1,2 @@ __pycache__/ +*.pyc diff --git a/tools/testing/selftests/tc-testing/creating-testcases/AddingTestCases.txt b/tools/testing/selftests/tc-testing/creating-testcases/AddingTestCases.txt index 4e09257bc443..00438331ba47 100644 --- a/tools/testing/selftests/tc-testing/creating-testcases/AddingTestCases.txt +++ b/tools/testing/selftests/tc-testing/creating-testcases/AddingTestCases.txt @@ -34,6 +34,12 @@ category: A list of single-word descriptions covering what the command setup: The list of commands required to ensure the command under test succeeds. For example: if testing a filter, the command to create the qdisc would appear here. + This list can be empty. + Each command can be a string to be executed, or a list consisting + of a string which is a command to be executed, followed by 1 or + more acceptable exit codes for this command. + If only a string is given for the command, then an exit code of 0 + will be expected. cmdUnderTest: The tc command being tested itself. expExitCode: The code returned by the command under test upon its termination. tdc will compare this value against the actual returned value. @@ -49,6 +55,12 @@ matchCount: How many times the regex in matchPattern should match. A value teardown: The list of commands to clean up after the test is completed. The environment should be returned to the same state as when this test was started: qdiscs deleted, actions flushed, etc. + This list can be empty. + Each command can be a string to be executed, or a list consisting + of a string which is a command to be executed, followed by 1 or + more acceptable exit codes for this command. + If only a string is given for the command, then an exit code of 0 + will be expected. SETUP/TEARDOWN ERRORS diff --git a/tools/testing/selftests/tc-testing/creating-testcases/example.json b/tools/testing/selftests/tc-testing/creating-testcases/example.json new file mode 100644 index 000000000000..5ec501200970 --- /dev/null +++ b/tools/testing/selftests/tc-testing/creating-testcases/example.json @@ -0,0 +1,55 @@ +[ + { + "id": "1f", + "name": "simple test to test framework", + "category": [ + "example" + ], + "setup": [ + "mkdir mytest" + ], + "cmdUnderTest": "touch mytest/blorfl", + "expExitCode": "0", + "verifyCmd": "ls mytest/* | grep '[b]lorfl'", + "matchPattern": "orfl", + "matchCount": "1", + "teardown": [ + "rm -rf mytest" + ] + }, + { + "id": "2f", + "name": "simple test, no need for verify", + "category": [ + "example" + ], + "setup": [ + "mkdir mytest", + "touch mytest/blorfl" + ], + "cmdUnderTest": "ls mytest/blorfl", + "expExitCode": "0", + "verifyCmd": "/bin/true", + "matchPattern": " ", + "matchCount": "0", + "teardown": [ + "rm -rf mytest" + ] + }, + { + "id": "3f", + "name": "simple test, no need for setup or teardown (or verify)", + "category": [ + "example" + ], + "setup": [ + ], + "cmdUnderTest": "ip l l lo", + "expExitCode": "0", + "verifyCmd": "/bin/true", + "matchPattern": " ", + "matchCount": "0", + "teardown": [ + ] + } +] diff --git a/tools/testing/selftests/tc-testing/creating-testcases/template.json b/tools/testing/selftests/tc-testing/creating-testcases/template.json index 87971744bdd4..8b99b86d65bd 100644 --- a/tools/testing/selftests/tc-testing/creating-testcases/template.json +++ b/tools/testing/selftests/tc-testing/creating-testcases/template.json @@ -26,7 +26,13 @@ "" ], "setup": [ - "" + "", + [ + "", + 0, + 1, + 255 + ] ], "cmdUnderTest": "", "expExitCode": "", @@ -34,7 +40,12 @@ "matchPattern": "", "matchCount": "", "teardown": [ - "" + "", + [ + "", + 0, + 255 + ] ] } ] diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/gact.json b/tools/testing/selftests/tc-testing/tc-tests/actions/gact.json new file mode 100644 index 000000000000..e2187b6e0b7a --- /dev/null +++ b/tools/testing/selftests/tc-testing/tc-tests/actions/gact.json @@ -0,0 +1,469 @@ +[ + { + "id": "e89a", + "name": "Add valid pass action", + "category": [ + "actions", + "gact" + ], + "setup": [ + [ + "$TC actions flush action gact", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action pass index 8", + "expExitCode": "0", + "verifyCmd": "$TC actions list action gact", + "matchPattern": "action order [0-9]*: gact action pass.*index 8 ref", + "matchCount": "1", + "teardown": [ + "$TC actions flush action gact" + ] + }, + { + "id": "a02c", + "name": "Add valid pipe action", + "category": [ + "actions", + "gact" + ], + "setup": [ + [ + "$TC actions flush action gact", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action pipe index 6", + "expExitCode": "0", + "verifyCmd": "$TC actions list action gact", + "matchPattern": "action order [0-9]*: gact action pipe.*index 6 ref", + "matchCount": "1", + "teardown": [ + "$TC actions flush action gact" + ] + }, + { + "id": "feef", + "name": "Add valid reclassify action", + "category": [ + "actions", + "gact" + ], + "setup": [ + [ + "$TC actions flush action gact", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action reclassify index 5", + "expExitCode": "0", + "verifyCmd": "$TC actions list action gact", + "matchPattern": "action order [0-9]*: gact action reclassify.*index 5 ref", + "matchCount": "1", + "teardown": [ + "$TC actions flush action gact" + ] + }, + { + "id": "8a7a", + "name": "Add valid drop action", + "category": [ + "actions", + "gact" + ], + "setup": [ + [ + "$TC actions flush action gact", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action drop index 30", + "expExitCode": "0", + "verifyCmd": "$TC actions list action gact", + "matchPattern": "action order [0-9]*: gact action drop.*index 30 ref", + "matchCount": "1", + "teardown": [ + "$TC actions flush action gact" + ] + }, + { + "id": "9a52", + "name": "Add valid continue action", + "category": [ + "actions", + "gact" + ], + "setup": [ + [ + "$TC actions flush action gact", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action continue index 432", + "expExitCode": "0", + "verifyCmd": "$TC actions list action gact", + "matchPattern": "action order [0-9]*: gact action continue.*index 432 ref", + "matchCount": "1", + "teardown": [ + "$TC actions flush action gact" + ] + }, + { + "id": "d700", + "name": "Add invalid action", + "category": [ + "actions", + "gact" + ], + "setup": [ + [ + "$TC actions flush action gact", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action pump index 386", + "expExitCode": "255", + "verifyCmd": "$TC actions list action gact", + "matchPattern": "action order [0-9]*: gact action.*index 386 ref", + "matchCount": "0", + "teardown": [ + "$TC actions flush action gact" + ] + }, + { + "id": "9215", + "name": "Add action with duplicate index", + "category": [ + 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type", + "category": [ + "actions", + "ife" + ], + "setup": [ + [ + "$TC actions flush action ife", + 0, + 1, + 255 + ], + "$TC actions add action ife encode type 0xDEAD index 1" + ], + "cmdUnderTest": "$TC actions get action ife index 1", + "expExitCode": "0", + "verifyCmd": "$TC actions get action ife index 1", + "matchPattern": "type 0xDEAD", + "matchCount": "1", + "teardown": [ + "$TC actions flush action ife" + ] + }, + { + "id": "b983", + "name": "Add action without ife type", + "category": [ + "actions", + "ife" + ], + "setup": [ + [ + "$TC actions flush action ife", + 0, + 1, + 255 + ], + "$TC actions add action ife encode index 1" + ], + "cmdUnderTest": "$TC actions get action ife index 1", + "expExitCode": "0", + "verifyCmd": "$TC actions get action ife index 1", + "matchPattern": "type 0xED3E", + "matchCount": "1", + "teardown": [ + "$TC actions flush action ife" + ] + } +] diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/mirred.json b/tools/testing/selftests/tc-testing/tc-tests/actions/mirred.json new file mode 100644 index 000000000000..0fcccf18399b --- /dev/null +++ b/tools/testing/selftests/tc-testing/tc-tests/actions/mirred.json @@ -0,0 +1,223 @@ +[ + { + "id": "5124", + "name": "Add mirred mirror to egress action", + "category": [ + "actions", + "mirred" + ], + "setup": [ + [ + "$TC actions flush action mirred", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action mirred egress mirror index 1 dev lo", + "expExitCode": "0", + "verifyCmd": "$TC actions list action mirred", + "matchPattern": "action order [0-9]*: mirred \\(Egress Mirror to device lo\\).*index 1 ref", + "matchCount": "1", + "teardown": [ + "$TC actions flush action mirred" + ] + }, + { + "id": "6fb4", + "name": "Add mirred redirect to egress action", + "category": [ + "actions", + "mirred" + ], + "setup": [ + [ + "$TC actions flush action mirred", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action mirred egress redirect index 2 dev lo action pipe", + "expExitCode": "0", + "verifyCmd": "$TC actions list action mirred", + "matchPattern": "action order [0-9]*: mirred \\(Egress Redirect to device lo\\).*index 2 ref", + "matchCount": "1", + "teardown": [ + "$TC actions flush action mirred" + ] + }, + { + "id": "ba38", + "name": "Get mirred actions", + "category": [ + "actions", + "mirred" + ], + "setup": [ + [ + "$TC actions flush action mirred", + 0, + 1, + 255 + ], + "$TC actions add action mirred egress mirror index 1 dev lo", + "$TC actions add action mirred egress redirect index 2 dev lo" + ], + "cmdUnderTest": "$TC actions show action mirred", + "expExitCode": "0", + "verifyCmd": "$TC actions list action mirred", + "matchPattern": "[Mirror|Redirect] to device lo", + "matchCount": "2", + "teardown": [ + "$TC actions flush action mirred" + ] + }, + { + "id": "d7c0", + "name": "Add invalid mirred direction", + "category": [ + "actions", + "mirred" + ], + "setup": [ + [ + "$TC actions flush 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"name": "Delete mirred mirror action", + "category": [ + "actions", + "mirred" + ], + "setup": [ + [ + "$TC actions flush action mirred", + 0, + 1, + 255 + ], + "$TC actions add action mirred egress mirror index 5 dev lo" + ], + "cmdUnderTest": "$TC actions del action mirred index 5", + "expExitCode": "0", + "verifyCmd": "$TC actions list action mirred", + "matchPattern": "action order [0-9]*: mirred \\(Egress Mirror to device lo\\).*index 5 ref", + "matchCount": "0", + "teardown": [ + "$TC actions flush action mirred" + ] + }, + { + "id": "3fb3", + "name": "Delete mirred redirect action", + "category": [ + "actions", + "mirred" + ], + "setup": [ + [ + "$TC actions flush action mirred", + 0, + 1, + 255 + ], + "$TC actions add action mirred egress redirect index 5 dev lo" + ], + "cmdUnderTest": "$TC actions del action mirred index 5", + "expExitCode": "0", + "verifyCmd": "$TC actions list action mirred", + "matchPattern": "action order [0-9]*: mirred \\(Egress Redirect to device lo\\).*index 5 ref", + "matchCount": "0", + "teardown": [ + "$TC actions flush action mirred" + ] + } +] diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/police.json b/tools/testing/selftests/tc-testing/tc-tests/actions/police.json new file mode 100644 index 000000000000..0e602a3f9393 --- /dev/null +++ b/tools/testing/selftests/tc-testing/tc-tests/actions/police.json @@ -0,0 +1,527 @@ +[ + { + "id": "49aa", + "name": "Add valid basic police action", + "category": [ + "actions", + "police" + ], + "setup": [ + [ + "$TC actions flush action police", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action police rate 1kbit burst 10k index 1", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action police", + "matchPattern": "action order [0-9]*: police 0x1 rate 1Kbit burst 10Kb", + "matchCount": "1", + "teardown": [ + "$TC actions flush action police" + ] + }, + { + "id": "3abe", + "name": "Add police action with duplicate index", + "category": [ + "actions", 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"matchCount": "1", + "teardown": [ + "$TC actions flush action police" + ] + }, + { + "id": "aa43", + "name": "Get single police action without specifying index", + "category": [ + "actions", + "police" + ], + "setup": [ + [ + "$TC actions flush action police", + 0, + 1, + 255 + ], + "$TC actions add action police rate 1mbit burst 100k index 1" + ], + "cmdUnderTest": "$TC actions get action police", + "expExitCode": "255", + "verifyCmd": "$TC actions get action police", + "matchPattern": "action order [0-9]*: police", + "matchCount": "0", + "teardown": [ + "$TC actions flush action police" + ] + }, + { + "id": "858b", + "name": "List police actions", + "category": [ + "actions", + "police" + ], + "setup": [ + [ + "$TC actions flush action police", + 0, + 1, + 255 + ], + "$TC actions add action police rate 1mbit burst 100k index 1", + "$TC actions add action police rate 2mbit burst 200k index 2", + "$TC actions add action police rate 3mbit burst 300k index 3", + "$TC actions add action police rate 4mbit burst 400k index 4", + "$TC actions add action police rate 5mbit burst 500k index 5", + "$TC actions add action police rate 6mbit burst 600k index 6", + "$TC actions add action police rate 7mbit burst 700k index 7", + "$TC actions add action police rate 8mbit burst 800k index 8" + ], + "cmdUnderTest": "$TC actions list action police", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action police", + "matchPattern": "action order [0-9]*: police 0x[1-8] rate [1-8]Mbit burst [1-8]00Kb", + "matchCount": "8", + "teardown": [ + "$TC actions flush action police" + ] + }, + { + "id": "1c3a", + "name": "Flush police actions", + "category": [ + "actions", + "police" + ], + "setup": [ + "$TC actions add action police rate 1mbit burst 100k index 1", + "$TC actions add action police rate 2mbit burst 200k index 2", + "$TC actions add action police rate 3mbit burst 300k index 3", + "$TC actions add action police rate 4mbit burst 400k index 4", + "$TC actions add action police rate 5mbit burst 500k index 5", + "$TC actions add action police rate 6mbit burst 600k index 6", + "$TC actions add action police rate 7mbit burst 700k index 7", + "$TC actions add action police rate 8mbit burst 800k index 8" + ], + "cmdUnderTest": "$TC actions flush action police", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action police", + "matchPattern": "action order [0-9]*: police", + "matchCount": "0", + "teardown": [ + "" + ] + }, + { + "id": "7326", + "name": "Add police action with control continue", + "category": [ + "actions", + "police" + ], + "setup": [ + [ + "$TC actions flush action police", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action police rate 7mbit burst 1m continue index 1", + "expExitCode": "0", + "verifyCmd": "$TC actions get action police index 1", + "matchPattern": "action order [0-9]*: police 0x1 rate 7Mbit burst 1024Kb mtu 2Kb action continue", + "matchCount": "1", + "teardown": [ + "$TC actions flush action police" + ] + }, + { + "id": "34fa", + "name": "Add police action with control drop", + "category": [ + "actions", + "police" + ], + "setup": [ + [ + "$TC actions flush action police", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action police rate 7mbit burst 1m drop index 1", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action police", + "matchPattern": "action order [0-9]*: police 0x1 rate 7Mbit burst 1024Kb mtu 2Kb action drop", + "matchCount": "1", + "teardown": [ + "$TC actions flush action police" + ] + }, + { + "id": "8dd5", + "name": "Add police action with control ok", + "category": [ + "actions", + "police" + ], + "setup": [ + [ + "$TC actions flush action police", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action police rate 7mbit burst 1m ok index 1", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action police", + "matchPattern": "action order [0-9]*: police 0x1 rate 7Mbit burst 1024Kb mtu 2Kb action pass", + "matchCount": "1", + "teardown": [ + "$TC actions flush action police" + ] + }, + { + "id": "b9d1", + "name": "Add police action with control reclassify", + "category": [ + "actions", + "police" + ], + "setup": [ + [ + "$TC actions flush action police", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action police rate 7mbit burst 1m reclassify index 1", + "expExitCode": "0", + "verifyCmd": "$TC actions get action police index 1", + "matchPattern": "action order [0-9]*: police 0x1 rate 7Mbit burst 1024Kb mtu 2Kb action reclassify", + "matchCount": "1", + "teardown": [ + "$TC actions flush action police" + ] + }, + { + "id": "c534", + "name": "Add police action with control pipe", + "category": [ + "actions", + "police" + ], + "setup": [ + [ + "$TC actions flush action police", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action police rate 7mbit burst 1m pipe index 1", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action police", + "matchPattern": "action order [0-9]*: police 0x1 rate 7Mbit burst 1024Kb mtu 2Kb action pipe", + "matchCount": "1", + "teardown": [ + "$TC actions flush action police" + ] + } +] diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/simple.json b/tools/testing/selftests/tc-testing/tc-tests/actions/simple.json new file mode 100644 index 000000000000..e89a7aa4012d --- /dev/null +++ b/tools/testing/selftests/tc-testing/tc-tests/actions/simple.json @@ -0,0 +1,130 @@ +[ + { + "id": "b078", + "name": "Add simple action", + "category": [ + "actions", + "simple" + ], + "setup": [ + [ + "$TC actions flush action simple", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action simple sdata \"A triumph\" index 60", + "expExitCode": "0", + "verifyCmd": "$TC actions list action simple", + "matchPattern": "action order [0-9]*: Simple <A triumph>.*index 60 ref", + "matchCount": "1", + "teardown": [ + "$TC actions flush action simple" + ] + }, + { + "id": "6d4c", + "name": "Add simple action with duplicate index", + "category": [ + "actions", + "simple" + ], + "setup": [ + [ + "$TC actions flush action simple", + 0, + 1, + 255 + ], + "$TC actions add action simple sdata \"Aruba\" index 4" + ], + "cmdUnderTest": "$TC actions add action simple sdata \"Jamaica\" index 4", + "expExitCode": "255", + "verifyCmd": "$TC actions list action simple", + "matchPattern": "action order [0-9]*: Simple <Jamaica>.*ref", + "matchCount": "0", + "teardown": [ + "$TC actions flush action simple" + ] + }, + { + "id": "2542", + "name": "List simple actions", + "category": [ + "actions", + "simple" + ], + "setup": [ + [ + "$TC actions flush action simple", + 0, + 1, + 255 + ], + "$TC actions add action simple sdata \"Rock\"", + "$TC actions add action simple sdata \"Paper\"", + "$TC actions add action simple sdata \"Scissors\" index 98" + ], + "cmdUnderTest": "$TC actions list action simple", + "expExitCode": "0", + "verifyCmd": "$TC actions list action simple", + "matchPattern": "action order [0-9]*: Simple <[A-Z][a-z]*>", + "matchCount": "3", + "teardown": [ + "$TC actions flush action simple" + ] + }, + { + "id": "ea67", + "name": "Delete simple action", + "category": [ + "actions", + "simple" + ], + "setup": [ + [ + "$TC actions flush action simple", + 0, + 1, + 255 + ], + "$TC actions add action simple sdata \"Blinkenlights\" index 1" + ], + "cmdUnderTest": "$TC actions delete action simple index 1", + "expExitCode": "0", + "verifyCmd": "$TC actions list action simple", + "matchPattern": "action order [0-9]*: Simple <Blinkenlights>.*index 1 ref", + "matchCount": "0", + "teardown": [ + "$TC actions flush action simple" + ] + }, + { + "id": "8ff1", + "name": "Flush simple actions", + "category": [ + "actions", + "simple" + ], + "setup": [ + [ + "$TC actions flush action simple", + 0, + 1, + 255 + ], + "$TC actions add action simple sdata \"Kirk\"", + "$TC actions add action simple sdata \"Spock\" index 50", + "$TC actions add action simple sdata \"McCoy\" index 9" + ], + "cmdUnderTest": "$TC actions flush action simple", + "expExitCode": "0", + "verifyCmd": "$TC actions list action simple", + "matchPattern": "action order [0-9]*: Simple <[A-Z][a-z]*>", + "matchCount": "0", + "teardown": [ + "" + ] + } +] diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/skbedit.json b/tools/testing/selftests/tc-testing/tc-tests/actions/skbedit.json new file mode 100644 index 000000000000..99635ea4722e --- /dev/null +++ b/tools/testing/selftests/tc-testing/tc-tests/actions/skbedit.json @@ -0,0 +1,320 @@ +[ + { + "id": "6236", + "name": "Add skbedit action with valid mark", + "category": [ + "actions", + "skbedit" + ], + "setup": [ + [ + "$TC actions flush action skbedit", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbedit mark 1", + "expExitCode": "0", + "verifyCmd": "$TC actions list action skbedit", + "matchPattern": "action order [0-9]*: skbedit mark 1", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbedit" + ] + }, + { + "id": "407b", + "name": "Add skbedit action with invalid mark", + "category": [ + "actions", + "skbedit" + ], + "setup": [ + [ + "$TC actions flush action skbedit", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbedit mark 666777888999", + "expExitCode": "255", + "verifyCmd": "$TC actions list action skbedit", + "matchPattern": "action order [0-9]*: skbedit mark", + "matchCount": "0", + "teardown": [ + "$TC actions flush action skbedit" + ] + }, + { + "id": "081d", + "name": "Add skbedit action with priority", + "category": [ + "actions", + "skbedit" + ], + "setup": [ + [ + "$TC actions flush action skbedit", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbedit prio 99", + "expExitCode": "0", + "verifyCmd": "$TC actions list action skbedit", + "matchPattern": "action order [0-9]*: skbedit priority :99", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbedit" + ] + }, + { + "id": "cc37", + "name": "Add skbedit action with invalid priority", + "category": [ + "actions", + "skbedit" + ], + "setup": [ + [ + "$TC actions flush action skbedit", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbedit prio foo", + "expExitCode": "255", + "verifyCmd": "$TC actions list action skbedit", + "matchPattern": "action order [0-9]*: skbedit priority", + "matchCount": "0", + "teardown": [ + "$TC actions flush action skbedit" + ] + }, + { + "id": "3c95", + "name": "Add skbedit action with queue_mapping", + "category": [ + "actions", + "skbedit" + ], + "setup": [ + [ + "$TC actions flush action skbedit", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbedit queue_mapping 909", + "expExitCode": "0", + "verifyCmd": "$TC actions list action skbedit", + "matchPattern": "action order [0-9]*: skbedit queue_mapping 909", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbedit" + ] + }, + { + "id": "985c", + "name": "Add skbedit action with invalid queue_mapping", + "category": [ + "actions", + "skbedit" + ], + "setup": [ + [ + "$TC actions flush action skbedit", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbedit queue_mapping 67000", + "expExitCode": "255", + "verifyCmd": "$TC actions list action skbedit", + "matchPattern": "action order [0-9]*: skbedit queue_mapping", + "matchCount": "0", + "teardown": [ + "$TC actions flush action skbedit" + ] + }, + { + "id": "224f", + "name": "Add skbedit action with ptype host", + "category": [ + "actions", + "skbedit" + ], + "setup": [ + [ + "$TC actions flush action skbedit", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbedit ptype host", + "expExitCode": "0", + "verifyCmd": "$TC actions list action skbedit", + "matchPattern": "action order [0-9]*: skbedit ptype host", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbedit" + ] + }, + { + "id": "d1a3", + "name": "Add skbedit action with ptype otherhost", + "category": [ + "actions", + "skbedit" + ], + "setup": [ + [ + "$TC actions flush action skbedit", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbedit ptype otherhost", + "expExitCode": "0", + "verifyCmd": "$TC actions list action skbedit", + "matchPattern": "action order [0-9]*: skbedit ptype otherhost", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbedit" + ] + }, + { + "id": "b9c6", + "name": "Add skbedit action with invalid ptype", + "category": [ + "actions", + "skbedit" + ], + "setup": [ + [ + "$TC actions flush action skbedit", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbedit ptype openair", + "expExitCode": "255", + "verifyCmd": "$TC actions list action skbedit", + "matchPattern": "action order [0-9]*: skbedit ptype openair", + "matchCount": "0", + "teardown": [ + "$TC actions flush action skbedit" + ] + }, + { + "id": "5172", + "name": "List skbedit actions", + "category": [ + "actions", + "skbedit" + ], + "setup": [ + [ + "$TC actions flush action skbedit", + 0, + 1, + 255 + ], + "$TC actions add action skbedit ptype otherhost", + "$TC actions add action skbedit ptype broadcast", + "$TC actions add action skbedit mark 59", + "$TC actions add action skbedit mark 409" + ], + "cmdUnderTest": "$TC actions list action skbedit", + "expExitCode": "0", + "verifyCmd": "$TC actions list action skbedit", + "matchPattern": "action order [0-9]*: skbedit", + "matchCount": "4", + "teardown": [ + "$TC actions flush action skbedit" + ] + }, + { + "id": "a6d6", + "name": "Add skbedit action with index", + "category": [ + "actions", + "skbedit" + ], + "setup": [ + [ + "$TC actions flush action skbedit", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbedit mark 808 index 4040404040", + "expExitCode": "0", + "verifyCmd": "$TC actions list action skbedit", + "matchPattern": "index 4040404040", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbedit" + ] + }, + { + "id": "38f3", + "name": "Delete skbedit action", + "category": [ + "actions", + "skbedit" + ], + "setup": [ + [ + "$TC actions flush action skbedit", + 0, + 1, + 255 + ], + "$TC actions add action skbedit mark 42 index 9009" + ], + "cmdUnderTest": "$TC actions del action skbedit index 9009", + "expExitCode": "0", + "verifyCmd": "$TC actions list action skbedit", + "matchPattern": "action order [0-9]*: skbedit mark 42", + "matchCount": "0", + "teardown": [ + "$TC actions flush action skbedit" + ] + }, + { + "id": "ce97", + "name": "Flush skbedit actions", + "category": [ + "actions", + "skbedit" + ], + "setup": [ + "$TC actions add action skbedit mark 500", + "$TC actions add action skbedit mark 501", + "$TC actions add action skbedit mark 502", + "$TC actions add action skbedit mark 503", + "$TC actions add action skbedit mark 504", + "$TC actions add action skbedit mark 505", + "$TC actions add action skbedit mark 506" + ], + "cmdUnderTest": "$TC actions flush action skbedit", + "expExitCode": "0", + "verifyCmd": "$TC actions list action skbedit", + "matchPattern": "action order [0-9]*: skbedit", + "matchCount": "0", + "teardown": [ + "$TC actions flush action skbedit" + ] + } +] diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/skbmod.json b/tools/testing/selftests/tc-testing/tc-tests/actions/skbmod.json new file mode 100644 index 000000000000..e34075059c26 --- /dev/null +++ b/tools/testing/selftests/tc-testing/tc-tests/actions/skbmod.json @@ -0,0 +1,372 @@ +[ + { + "id": "7d50", + "name": "Add skbmod action to set destination mac", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + [ + "$TC actions flush action skbmod", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbmod set dmac 11:22:33:44:55:66 index 5", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action skbmod", + "matchPattern": "action order [0-9]*: skbmod pipe set dmac 11:22:33:44:55:66\\s+index 5", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbmod" + ] + }, + { + "id": "9b29", + "name": "Add skbmod action to set source mac", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + [ + "$TC actions flush action skbmod", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbmod set smac 77:88:99:AA:BB:CC index 7", + "expExitCode": "0", + "verifyCmd": "$TC actions get action skbmod index 7", + "matchPattern": "action order [0-9]*: skbmod pipe set smac 77:88:99:aa:bb:cc\\s+index 7", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbmod" + ] + }, + { + "id": "1724", + "name": "Add skbmod action with invalid mac", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + [ + "$TC actions flush action skbmod", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbmod set smac 00:44:55:44:55", + "expExitCode": "255", + "verifyCmd": "$TC actions ls action skbmod", + "matchPattern": "action order [0-9]*: skbmod pipe set smac 00:44:55:44:55", + "matchCount": "0", + "teardown": [ + "$TC actions flush action skbmod" + ] + }, + { + "id": "3cf1", + "name": "Add skbmod action with valid etype", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + [ + "$TC actions flush action skbmod", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbmod set etype 0xfefe", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action skbmod", + "matchPattern": "action order [0-9]*: skbmod pipe set etype 0xFEFE", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbmod" + ] + }, + { + "id": "a749", + "name": "Add skbmod action with invalid etype", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + [ + "$TC actions flush action skbmod", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbmod set etype 0xfefef", + "expExitCode": "255", + "verifyCmd": "$TC actions ls action skbmod", + "matchPattern": "action order [0-9]*: skbmod pipe set etype 0xFEFEF", + "matchCount": "0", + "teardown": [ + "$TC actions flush action skbmod" + ] + }, + { + "id": "bfe6", + "name": "Add skbmod action to swap mac", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + [ + "$TC actions flush action skbmod", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbmod swap mac", + "expExitCode": "0", + "verifyCmd": "$TC actions get action skbmod index 1", + "matchPattern": "action order [0-9]*: skbmod pipe swap mac", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbmod" + ] + }, + { + "id": "839b", + "name": "Add skbmod action with control pipe", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + [ + "$TC actions flush action skbmod", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbmod swap mac pipe", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action skbmod", + "matchPattern": "action order [0-9]*: skbmod pipe swap mac", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbmod" + ] + }, + { + "id": "c167", + "name": "Add skbmod action with control reclassify", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + [ + "$TC actions flush action skbmod", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbmod set etype 0xbeef reclassify", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action skbmod", + "matchPattern": "action order [0-9]*: skbmod reclassify set etype 0xBEEF", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbmod" + ] + }, + { + "id": "0c2f", + "name": "Add skbmod action with control drop", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + [ + "$TC actions flush action skbmod", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbmod set etype 0x0001 drop", + "expExitCode": "0", + "verifyCmd": "$TC actions get action skbmod index 1", + "matchPattern": "action order [0-9]*: skbmod drop set etype 0x1", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbmod" + ] + }, + { + "id": "d113", + "name": "Add skbmod action with control continue", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + [ + "$TC actions flush action skbmod", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbmod set etype 0x1 continue", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action skbmod", + "matchPattern": "action order [0-9]*: skbmod continue set etype 0x1", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbmod" + ] + }, + { + "id": "7242", + "name": "Add skbmod action with control pass", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + [ + "$TC actions flush action skbmod", + 0, + 1, + 255 + ] + ], + "cmdUnderTest": "$TC actions add action skbmod set smac 00:00:00:00:00:01 pass", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action skbmod", + "matchPattern": "action order [0-9]*: skbmod pass set smac 00:00:00:00:00:01", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbmod" + ] + }, + { + "id": "58cb", + "name": "List skbmod actions", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + [ + "$TC actions flush action skbmod", + 0, + 1, + 255 + ], + "$TC actions add action skbmod set etype 0x0001", + "$TC actions add action skbmod set etype 0x0011", + "$TC actions add action skbmod set etype 0x0021", + "$TC actions add action skbmod set etype 0x0031", + "$TC actions add action skbmod set etype 0x0041" + ], + "cmdUnderTest": "$TC actions ls action skbmod", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action skbmod", + "matchPattern": "action order [0-9]*: skbmod", + "matchCount": "5", + "teardown": [ + "$TC actions flush action skbmod" + ] + }, + { + "id": "9aa8", + "name": "Get a single skbmod action from a list", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + [ + "$TC actions flush action skbmod", + 0, + 1, + 255 + ], + "$TC actions add action skbmod set etype 0x0001", + "$TC actions add action skbmod set etype 0x0011", + "$TC actions add action skbmod set etype 0x0021", + "$TC actions add action skbmod set etype 0x0031", + "$TC actions add action skbmod set etype 0x0041" + ], + "cmdUnderTest": "$TC actions ls action skbmod", + "expExitCode": "0", + "verifyCmd": "$TC actions get action skbmod index 4", + "matchPattern": "action order [0-9]*: skbmod pipe set etype 0x0031", + "matchCount": "1", + "teardown": [ + "$TC actions flush action skbmod" + ] + }, + { + "id": "e93a", + "name": "Delete an skbmod action", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + [ + "$TC actions flush action skbmod", + 0, + 1, + 255 + ], + "$TC actions add action skbmod set etype 0x1111 index 909" + ], + "cmdUnderTest": "$TC actions del action skbmod index 909", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action skbmod", + "matchPattern": "action order [0-9]*: skbmod pipe set etype 0x1111\\s+index 909", + "matchCount": "0", + "teardown": [ + "$TC actions flush action skbmod" + ] + }, + { + "id": "40c2", + "name": "Flush skbmod actions", + "category": [ + "actions", + "skbmod" + ], + "setup": [ + "$TC actions add action skbmod set etype 0x0001", + "$TC actions add action skbmod set etype 0x0011", + "$TC actions add action skbmod set etype 0x0021", + "$TC actions add action skbmod set etype 0x0031", + "$TC actions add action skbmod set etype 0x0041" + ], + "cmdUnderTest": "$TC actions flush action skbmod", + "expExitCode": "0", + "verifyCmd": "$TC actions ls action skbmod", + "matchPattern": "action order [0-9]*: skbmod", + "matchCount": "0", + "teardown": [ + "$TC actions flush action skbmod" + ] + } +] diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/tests.json b/tools/testing/selftests/tc-testing/tc-tests/actions/tests.json deleted file mode 100644 index 6973bdc5b5bf..000000000000 --- a/tools/testing/selftests/tc-testing/tc-tests/actions/tests.json +++ /dev/null @@ -1,1165 +0,0 @@ -[ - { - "id": "e89a", - "name": "Add valid pass action", - "category": [ - "actions", - "gact" - ], - "setup": [ - [ - "$TC actions flush action gact", - 0, - 1, - 255 - ] - ], - 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59", - "$TC actions add action skbedit mark 409" - ], - "cmdUnderTest": "$TC actions list action skbedit", - "expExitCode": "0", - "verifyCmd": "$TC actions list action skbedit", - "matchPattern": "action order [0-9]*: skbedit", - "matchCount": "4", - "teardown": [ - "$TC actions flush action skbedit" - ] - }, - { - "id": "a6d6", - "name": "Add skbedit action with index", - "category": [ - "actions", - "skbedit" - ], - "setup": [ - [ - "$TC actions flush action skbedit", - 0, - 1, - 255 - ] - ], - "cmdUnderTest": "$TC actions add action skbedit mark 808 index 4040404040", - "expExitCode": "0", - "verifyCmd": "$TC actions list action skbedit", - "matchPattern": "index 4040404040", - "matchCount": "1", - "teardown": [ - "$TC actions flush action skbedit" - ] - }, - { - "id": "38f3", - "name": "Delete skbedit action", - "category": [ - "actions", - "skbedit" - ], - "setup": [ - [ - "$TC actions flush action skbedit", - 0, - 1, - 255 - ], - "$TC actions add action skbedit mark 42 index 9009" - ], - "cmdUnderTest": "$TC actions del action skbedit index 9009", - "expExitCode": "0", - "verifyCmd": "$TC actions list action skbedit", - "matchPattern": "action order [0-9]*: skbedit mark 42", - "matchCount": "0", - "teardown": [ - "$TC actions flush action skbedit" - ] - }, - { - "id": "ce97", - "name": "Flush skbedit actions", - "category": [ - "actions", - "skbedit" - ], - "setup": [ - "$TC actions add action skbedit mark 500", - "$TC actions add action skbedit mark 501", - "$TC actions add action skbedit mark 502", - "$TC actions add action skbedit mark 503", - "$TC actions add action skbedit mark 504", - "$TC actions add action skbedit mark 505", - "$TC actions add action skbedit mark 506" - ], - "cmdUnderTest": "$TC actions flush action skbedit", - "expExitCode": "0", - "verifyCmd": "$TC actions list action skbedit", - "matchPattern": "action order [0-9]*: skbedit", - "matchCount": "0", - "teardown": [ - "$TC actions flush action skbedit" - ] - }, - { - "id": "f02c", - "name": "Replace gact action", - "category": [ - "actions", - "gact" - ], - "setup": [ - [ - "$TC actions flush action gact", - 0, - 1, - 255 - ], - "$TC actions add action drop index 10", - "$TC actions add action drop index 12" - ], - "cmdUnderTest": "$TC actions replace action ok index 12", - "expExitCode": "0", - "verifyCmd": "$TC actions ls action gact", - "matchPattern": "action order [0-9]*: gact action pass", - "matchCount": "1", - "teardown": [ - "$TC actions flush action gact" - ] - }, - { - "id": "525f", - "name": "Get gact action by index", - "category": [ - "actions", - "gact" - ], - "setup": [ - [ - "$TC actions flush action gact", - 0, - 1, - 255 - ], - "$TC actions add action drop index 3900800700" - ], - "cmdUnderTest": "$TC actions get action gact index 3900800700", - "expExitCode": "0", - "verifyCmd": "$TC actions get action gact index 3900800700", - "matchPattern": "index 3900800700", - "matchCount": "1", - "teardown": [ - "$TC actions flush action gact" - ] - }, - { - "id": "a568", - "name": "Add action with ife type", - "category": [ - "actions", - "ife" - ], - "setup": [ - [ - "$TC actions flush action ife", - 0, - 1, - 255 - ], - "$TC actions add action ife encode type 0xDEAD index 1" - ], - "cmdUnderTest": "$TC actions get action ife index 1", - "expExitCode": "0", - "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "type 0xDEAD", - "matchCount": "1", - "teardown": [ - "$TC actions flush action ife" - ] - }, - { - "id": "b983", - "name": "Add action without ife type", - "category": [ - "actions", - "ife" - ], - "setup": [ - [ - "$TC actions flush action ife", - 0, - 1, - 255 - ], - "$TC actions add action ife encode index 1" - ], - "cmdUnderTest": "$TC actions get action ife index 1", - "expExitCode": "0", - "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "type 0xED3E", - "matchCount": "1", - "teardown": [ - "$TC actions flush action ife" - ] - } -]
\ No newline at end of file diff --git a/tools/testing/selftests/tc-testing/tc-tests/filters/tests.json b/tools/testing/selftests/tc-testing/tc-tests/filters/tests.json index c727b96a59b0..5fa02d86b35f 100644 --- a/tools/testing/selftests/tc-testing/tc-tests/filters/tests.json +++ b/tools/testing/selftests/tc-testing/tc-tests/filters/tests.json @@ -17,5 +17,26 @@ "teardown": [ "$TC qdisc del dev $DEV1 ingress" ] + }, + { + "id": "d052", + "name": "Add 1M filters with the same action", + "category": [ + "filter", + "flower" + ], + "setup": [ + "$TC qdisc add dev $DEV2 ingress", + "./tdc_batch.py $DEV2 $BATCH_FILE --share_action -n 1000000" + ], + "cmdUnderTest": "$TC -b $BATCH_FILE", + "expExitCode": "0", + "verifyCmd": "$TC actions list action gact", + "matchPattern": "action order 0: gact action drop.*index 1 ref 1000000 bind 1000000", + "matchCount": "1", + "teardown": [ + "$TC qdisc del dev $DEV2 ingress", + "/bin/rm $BATCH_FILE" + ] } -]
\ No newline at end of file +] diff --git a/tools/testing/selftests/tc-testing/tdc.py b/tools/testing/selftests/tc-testing/tdc.py index cd61b7844c0d..fc373fdf2bdc 100755 --- a/tools/testing/selftests/tc-testing/tdc.py +++ b/tools/testing/selftests/tc-testing/tdc.py @@ -1,4 +1,5 @@ #!/usr/bin/env python3 +# SPDX-License-Identifier: GPL-2.0 """ tdc.py - Linux tc (Traffic Control) unit test driver @@ -49,7 +50,7 @@ def exec_cmd(command, nsonly=True): stderr=subprocess.PIPE) (rawout, serr) = proc.communicate() - if proc.returncode != 0: + if proc.returncode != 0 and len(serr) > 0: foutput = serr.decode("utf-8") else: foutput = rawout.decode("utf-8") @@ -88,7 +89,7 @@ def prepare_env(cmdlist): exit(1) -def test_runner(filtered_tests): +def test_runner(filtered_tests, args): """ Driver function for the unit tests. @@ -105,6 +106,8 @@ def test_runner(filtered_tests): for tidx in testlist: result = True tresult = "" + if "flower" in tidx["category"] and args.device == None: + continue print("Test " + tidx["id"] + ": " + tidx["name"]) prepare_env(tidx["setup"]) (p, procout) = exec_cmd(tidx["cmdUnderTest"]) @@ -150,7 +153,11 @@ def ns_create(): exec_cmd(cmd, False) cmd = 'ip link set $DEV0 up' exec_cmd(cmd, False) - cmd = 'ip -s $NS link set $DEV1 up' + cmd = 'ip -n $NS link set $DEV1 up' + exec_cmd(cmd, False) + cmd = 'ip link set $DEV2 netns $NS' + exec_cmd(cmd, False) + cmd = 'ip -n $NS link set $DEV2 up' exec_cmd(cmd, False) @@ -173,15 +180,20 @@ def has_blank_ids(idlist): def load_from_file(filename): """ - Open the JSON file containing the test cases and return them as an - ordered dictionary object. + Open the JSON file containing the test cases and return them + as list of ordered dictionary objects. """ - with open(filename) as test_data: - testlist = json.load(test_data, object_pairs_hook=OrderedDict) - idlist = get_id_list(testlist) - if (has_blank_ids(idlist)): - for k in testlist: - k['filename'] = filename + try: + with open(filename) as test_data: + testlist = json.load(test_data, object_pairs_hook=OrderedDict) + except json.JSONDecodeError as jde: + print('IGNORING test case file {}\n\tBECAUSE: {}'.format(filename, jde)) + testlist = list() + else: + idlist = get_id_list(testlist) + if (has_blank_ids(idlist)): + for k in testlist: + k['filename'] = filename return testlist @@ -203,7 +215,7 @@ def set_args(parser): help='Run tests only from the specified category, or if no category is specified, list known categories.') parser.add_argument('-f', '--file', type=str, help='Run tests from the specified file') - parser.add_argument('-l', '--list', type=str, nargs='?', const="", metavar='CATEGORY', + parser.add_argument('-l', '--list', type=str, nargs='?', const="++", metavar='CATEGORY', help='List all test cases, or those only within the specified category') parser.add_argument('-s', '--show', type=str, nargs=1, metavar='ID', dest='showID', help='Display the test case with specified id') @@ -211,7 +223,8 @@ def set_args(parser): help='Execute the single test case with specified ID') parser.add_argument('-i', '--id', action='store_true', dest='gen_id', help='Generate ID numbers for new test cases') - return parser + parser.add_argument('-d', '--device', + help='Execute the test case in flower category') return parser @@ -225,6 +238,8 @@ def check_default_settings(args): if args.path != None: NAMES['TC'] = args.path + if args.device != None: + NAMES['DEV2'] = args.device if not os.path.isfile(NAMES['TC']): print("The specified tc path " + NAMES['TC'] + " does not exist.") exit(1) @@ -357,10 +372,10 @@ def set_operation_mode(args): testcases = get_categorized_testlist(alltests, ucat) if args.list: - if (len(args.list) == 0): + if (args.list == "++"): list_test_cases(alltests) exit(0) - elif(len(args.list > 0)): + elif(len(args.list) > 0): if (args.list not in ucat): print("Unknown category " + args.list) print("Available categories:") @@ -381,14 +396,17 @@ def set_operation_mode(args): if (len(alltests) == 0): print("Cannot find a test case with ID matching " + target_id) exit(1) - catresults = test_runner(alltests) + catresults = test_runner(alltests, args) print("All test results: " + "\n\n" + catresults) elif (len(target_category) > 0): + if (target_category == "flower") and args.device == None: + print("Please specify a NIC device (-d) to run category flower") + exit(1) if (target_category not in ucat): print("Specified category is not present in this file.") exit(1) else: - catresults = test_runner(testcases[target_category]) + catresults = test_runner(testcases[target_category], args) print("Category " + target_category + "\n\n" + catresults) ns_destroy() diff --git a/tools/testing/selftests/tc-testing/tdc_batch.py b/tools/testing/selftests/tc-testing/tdc_batch.py new file mode 100755 index 000000000000..707c6bfef689 --- /dev/null +++ b/tools/testing/selftests/tc-testing/tdc_batch.py @@ -0,0 +1,62 @@ +#!/usr/bin/python3 + +""" +tdc_batch.py - a script to generate TC batch file + +Copyright (C) 2017 Chris Mi <chrism@mellanox.com> +""" + +import argparse + +parser = argparse.ArgumentParser(description='TC batch file generator') +parser.add_argument("device", help="device name") +parser.add_argument("file", help="batch file name") +parser.add_argument("-n", "--number", type=int, + help="how many lines in batch file") +parser.add_argument("-o", "--skip_sw", + help="skip_sw (offload), by default skip_hw", + action="store_true") +parser.add_argument("-s", "--share_action", + help="all filters share the same action", + action="store_true") +parser.add_argument("-p", "--prio", + help="all filters have different prio", + action="store_true") +args = parser.parse_args() + +device = args.device +file = open(args.file, 'w') + +number = 1 +if args.number: + number = args.number + +skip = "skip_hw" +if args.skip_sw: + skip = "skip_sw" + +share_action = "" +if args.share_action: + share_action = "index 1" + +prio = "prio 1" +if args.prio: + prio = "" + if number > 0x4000: + number = 0x4000 + +index = 0 +for i in range(0x100): + for j in range(0x100): + for k in range(0x100): + mac = ("%02x:%02x:%02x" % (i, j, k)) + src_mac = "e4:11:00:" + mac + dst_mac = "e4:12:00:" + mac + cmd = ("filter add dev %s %s protocol ip parent ffff: flower %s " + "src_mac %s dst_mac %s action drop %s" % + (device, prio, skip, src_mac, dst_mac, share_action)) + file.write("%s\n" % cmd) + index += 1 + if index >= number: + file.close() + exit(0) diff --git a/tools/testing/selftests/tc-testing/tdc_config.py b/tools/testing/selftests/tc-testing/tdc_config.py index 01087375a7c3..a023d0d62b25 100644 --- a/tools/testing/selftests/tc-testing/tdc_config.py +++ b/tools/testing/selftests/tc-testing/tdc_config.py @@ -1,4 +1,5 @@ """ +# SPDX-License-Identifier: GPL-2.0 tdc_config.py - tdc user-specified values Copyright (C) 2017 Lucas Bates <lucasb@mojatatu.com> @@ -12,6 +13,22 @@ NAMES = { # Name of veth devices to be created for the namespace 'DEV0': 'v0p0', 'DEV1': 'v0p1', + 'DEV2': '', + 'BATCH_FILE': './batch.txt', # Name of the namespace to use 'NS': 'tcut' } + + +ENVIR = { } + +# put customizations in tdc_config_local.py +try: + from tdc_config_local import * +except ImportError as ie: + pass + +try: + NAMES.update(EXTRA_NAMES) +except NameError as ne: + pass diff --git a/tools/testing/selftests/tc-testing/tdc_config_local_template.py b/tools/testing/selftests/tc-testing/tdc_config_local_template.py new file mode 100644 index 000000000000..d48fc732a399 --- /dev/null +++ b/tools/testing/selftests/tc-testing/tdc_config_local_template.py @@ -0,0 +1,23 @@ +""" +tdc_config_local.py - tdc plugin-writer-specified values + +Copyright (C) 2017 bjb@mojatatu.com +""" + +import os + +ENVIR = os.environ.copy() + +ENV_LD_LIBRARY_PATH = os.getenv('LD_LIBRARY_PATH', '') +ENV_OTHER_LIB = os.getenv('OTHER_LIB', '') + + +# example adding value to NAMES, without editing tdc_config.py +EXTRA_NAMES = dict() +EXTRA_NAMES['SOME_BIN'] = os.path.join(os.getenv('OTHER_BIN', ''), 'some_bin') + + +# example adding values to ENVIR, without editing tdc_config.py +ENVIR['VALGRIND_LIB'] = '/usr/lib/valgrind' +ENVIR['VALGRIND_BIN'] = '/usr/bin/valgrind' +ENVIR['VGDB_BIN'] = '/usr/bin/vgdb' diff --git a/tools/testing/selftests/tc-testing/tdc_helper.py b/tools/testing/selftests/tc-testing/tdc_helper.py index c3254f861fb2..db381120a566 100644 --- a/tools/testing/selftests/tc-testing/tdc_helper.py +++ b/tools/testing/selftests/tc-testing/tdc_helper.py @@ -1,4 +1,5 @@ """ +# SPDX-License-Identifier: GPL-2.0 tdc_helper.py - tdc helper functions Copyright (C) 2017 Lucas Bates <lucasb@mojatatu.com> @@ -15,7 +16,7 @@ def get_categorized_testlist(alltests, ucat): def get_unique_item(lst): - """ For a list, return a set of the unique items in the list. """ + """ For a list, return a list of the unique items in the list. """ return list(set(lst)) @@ -57,7 +58,7 @@ def print_sll(items): def print_test_case(tcase): """ Pretty-printing of a given test case. """ for k in tcase.keys(): - if (type(tcase[k]) == list): + if (isinstance(tcase[k], list)): print(k + ":") print_list(tcase[k]) else: diff --git a/tools/testing/selftests/timers/Makefile b/tools/testing/selftests/timers/Makefile index ae4593115408..3496680981f2 100644 --- a/tools/testing/selftests/timers/Makefile +++ b/tools/testing/selftests/timers/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CFLAGS += -O3 -Wl,-no-as-needed -Wall LDFLAGS += -lrt -lpthread -lm diff --git a/tools/testing/selftests/user/test_user_copy.sh b/tools/testing/selftests/user/test_user_copy.sh index 350107f40c1d..d60506fc77f8 100755 --- a/tools/testing/selftests/user/test_user_copy.sh +++ b/tools/testing/selftests/user/test_user_copy.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # Runs copy_to/from_user infrastructure using test_user_copy kernel module if /sbin/modprobe -q test_user_copy; then diff --git a/tools/testing/selftests/vDSO/Makefile b/tools/testing/selftests/vDSO/Makefile index 706b68b1c372..3d5a62ff7d31 100644 --- a/tools/testing/selftests/vDSO/Makefile +++ b/tools/testing/selftests/vDSO/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 ifndef CROSS_COMPILE CFLAGS := -std=gnu99 CFLAGS_vdso_standalone_test_x86 := -nostdlib -fno-asynchronous-unwind-tables -fno-stack-protector diff --git a/tools/testing/selftests/vm/Makefile b/tools/testing/selftests/vm/Makefile index cbb29e41ef2b..e49eca1915f8 100644 --- a/tools/testing/selftests/vm/Makefile +++ b/tools/testing/selftests/vm/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # Makefile for vm selftests ifndef OUTPUT diff --git a/tools/testing/selftests/vm/compaction_test.c b/tools/testing/selftests/vm/compaction_test.c index 6d1437f895b8..a65b016d4c13 100644 --- a/tools/testing/selftests/vm/compaction_test.c +++ b/tools/testing/selftests/vm/compaction_test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * * A test for the patch "Allow compaction of unevictable pages". diff --git a/tools/testing/selftests/vm/hugepage-mmap.c b/tools/testing/selftests/vm/hugepage-mmap.c index a10f310d2362..93f9e7b81331 100644 --- a/tools/testing/selftests/vm/hugepage-mmap.c +++ b/tools/testing/selftests/vm/hugepage-mmap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * hugepage-mmap: * diff --git a/tools/testing/selftests/vm/hugepage-shm.c b/tools/testing/selftests/vm/hugepage-shm.c index 0d0ef4fc0c04..e2527f32005b 100644 --- a/tools/testing/selftests/vm/hugepage-shm.c +++ b/tools/testing/selftests/vm/hugepage-shm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * hugepage-shm: * diff --git a/tools/testing/selftests/vm/map_hugetlb.c b/tools/testing/selftests/vm/map_hugetlb.c index 77687ab59f77..9b777fa95f09 100644 --- a/tools/testing/selftests/vm/map_hugetlb.c +++ b/tools/testing/selftests/vm/map_hugetlb.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Example of using hugepage memory in a user application using the mmap * system call with MAP_HUGETLB flag. Before running this program make diff --git a/tools/testing/selftests/vm/mlock-random-test.c b/tools/testing/selftests/vm/mlock-random-test.c index 83de4f58d262..ff4d72eb74b9 100644 --- a/tools/testing/selftests/vm/mlock-random-test.c +++ b/tools/testing/selftests/vm/mlock-random-test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * It tests the mlock/mlock2() when they are invoked * on randomly memory region. diff --git a/tools/testing/selftests/vm/mlock2-tests.c b/tools/testing/selftests/vm/mlock2-tests.c index e5dbc87b4297..4997b9222cfa 100644 --- a/tools/testing/selftests/vm/mlock2-tests.c +++ b/tools/testing/selftests/vm/mlock2-tests.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include <sys/mman.h> #include <stdint.h> diff --git a/tools/testing/selftests/vm/mlock2.h b/tools/testing/selftests/vm/mlock2.h index 7ee062929d3e..2a6e76c226bc 100644 --- a/tools/testing/selftests/vm/mlock2.h +++ b/tools/testing/selftests/vm/mlock2.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <syscall.h> #include <errno.h> #include <stdio.h> diff --git a/tools/testing/selftests/vm/on-fault-limit.c b/tools/testing/selftests/vm/on-fault-limit.c index 7f96a5c2e292..634d87dfb2a4 100644 --- a/tools/testing/selftests/vm/on-fault-limit.c +++ b/tools/testing/selftests/vm/on-fault-limit.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/mman.h> #include <stdio.h> #include <unistd.h> diff --git a/tools/testing/selftests/vm/run_vmtests b/tools/testing/selftests/vm/run_vmtests index 07548a1fa901..cc826326de87 100755 --- a/tools/testing/selftests/vm/run_vmtests +++ b/tools/testing/selftests/vm/run_vmtests @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 #please run as root #we need 256M, below is the size in kB diff --git a/tools/testing/selftests/vm/thuge-gen.c b/tools/testing/selftests/vm/thuge-gen.c index 88a2ab535e01..361ef7192cc6 100644 --- a/tools/testing/selftests/vm/thuge-gen.c +++ b/tools/testing/selftests/vm/thuge-gen.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* Test selecting other page sizes for mmap/shmget. Before running this huge pages for each huge page size must have been diff --git a/tools/testing/selftests/vm/userfaultfd.c b/tools/testing/selftests/vm/userfaultfd.c index a2c53a3d223d..de2f9ec8a87f 100644 --- a/tools/testing/selftests/vm/userfaultfd.c +++ b/tools/testing/selftests/vm/userfaultfd.c @@ -397,7 +397,7 @@ static void retry_copy_page(int ufd, struct uffdio_copy *uffdio_copy, } } -static int copy_page(int ufd, unsigned long offset) +static int __copy_page(int ufd, unsigned long offset, bool retry) { struct uffdio_copy uffdio_copy; @@ -418,7 +418,7 @@ static int copy_page(int ufd, unsigned long offset) fprintf(stderr, "UFFDIO_COPY unexpected copy %Ld\n", uffdio_copy.copy), exit(1); } else { - if (test_uffdio_copy_eexist) { + if (test_uffdio_copy_eexist && retry) { test_uffdio_copy_eexist = false; retry_copy_page(ufd, &uffdio_copy, offset); } @@ -427,6 +427,16 @@ static int copy_page(int ufd, unsigned long offset) return 0; } +static int copy_page_retry(int ufd, unsigned long offset) +{ + return __copy_page(ufd, offset, true); +} + +static int copy_page(int ufd, unsigned long offset) +{ + return __copy_page(ufd, offset, false); +} + static void *uffd_poll_thread(void *arg) { unsigned long cpu = (unsigned long) arg; @@ -544,7 +554,7 @@ static void *background_thread(void *arg) for (page_nr = cpu * nr_pages_per_cpu; page_nr < (cpu+1) * nr_pages_per_cpu; page_nr++) - copy_page(uffd, page_nr * page_size); + copy_page_retry(uffd, page_nr * page_size); return NULL; } @@ -779,7 +789,7 @@ static void retry_uffdio_zeropage(int ufd, } } -static int uffdio_zeropage(int ufd, unsigned long offset) +static int __uffdio_zeropage(int ufd, unsigned long offset, bool retry) { struct uffdio_zeropage uffdio_zeropage; int ret; @@ -814,7 +824,7 @@ static int uffdio_zeropage(int ufd, unsigned long offset) fprintf(stderr, "UFFDIO_ZEROPAGE unexpected %Ld\n", uffdio_zeropage.zeropage), exit(1); } else { - if (test_uffdio_zeropage_eexist) { + if (test_uffdio_zeropage_eexist && retry) { test_uffdio_zeropage_eexist = false; retry_uffdio_zeropage(ufd, &uffdio_zeropage, offset); @@ -830,6 +840,11 @@ static int uffdio_zeropage(int ufd, unsigned long offset) return 0; } +static int uffdio_zeropage(int ufd, unsigned long offset) +{ + return __uffdio_zeropage(ufd, offset, false); +} + /* exercise UFFDIO_ZEROPAGE */ static int userfaultfd_zeropage_test(void) { diff --git a/tools/testing/selftests/watchdog/Makefile b/tools/testing/selftests/watchdog/Makefile index ee068511fd0b..6b5598b55252 100644 --- a/tools/testing/selftests/watchdog/Makefile +++ b/tools/testing/selftests/watchdog/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 TEST_GEN_PROGS := watchdog-test include ../lib.mk diff --git a/tools/testing/selftests/watchdog/watchdog-test.c b/tools/testing/selftests/watchdog/watchdog-test.c index a1391be2dc1e..6e290874b70e 100644 --- a/tools/testing/selftests/watchdog/watchdog-test.c +++ b/tools/testing/selftests/watchdog/watchdog-test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Watchdog Driver Test Program */ diff --git a/tools/testing/selftests/x86/Makefile b/tools/testing/selftests/x86/Makefile index 97f187e2663f..7b1adeee4b0f 100644 --- a/tools/testing/selftests/x86/Makefile +++ b/tools/testing/selftests/x86/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 all: include ../lib.mk @@ -20,7 +21,7 @@ BINARIES_64 := $(TARGETS_C_64BIT_ALL:%=%_64) BINARIES_32 := $(patsubst %,$(OUTPUT)/%,$(BINARIES_32)) BINARIES_64 := $(patsubst %,$(OUTPUT)/%,$(BINARIES_64)) -CFLAGS := -O2 -g -std=gnu99 -pthread -Wall +CFLAGS := -O2 -g -std=gnu99 -pthread -Wall -no-pie UNAME_M := $(shell uname -m) CAN_BUILD_I386 := $(shell ./check_cc.sh $(CC) trivial_32bit_program.c -m32) diff --git a/tools/testing/selftests/x86/ioperm.c b/tools/testing/selftests/x86/ioperm.c index b77313ba2ab1..01de41c1b725 100644 --- a/tools/testing/selftests/x86/ioperm.c +++ b/tools/testing/selftests/x86/ioperm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * ioperm.c - Test case for ioperm(2) * Copyright (c) 2015 Andrew Lutomirski diff --git a/tools/testing/selftests/x86/iopl.c b/tools/testing/selftests/x86/iopl.c index c496ca97bc18..6aa27f34644c 100644 --- a/tools/testing/selftests/x86/iopl.c +++ b/tools/testing/selftests/x86/iopl.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * iopl.c - Test case for a Linux on Xen 64-bit bug * Copyright (c) 2015 Andrew Lutomirski diff --git a/tools/testing/selftests/x86/ldt_gdt.c b/tools/testing/selftests/x86/ldt_gdt.c index b9a22f18566a..961e3ee26c27 100644 --- a/tools/testing/selftests/x86/ldt_gdt.c +++ b/tools/testing/selftests/x86/ldt_gdt.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * ldt_gdt.c - Test cases for LDT and GDT access * Copyright (c) 2015 Andrew Lutomirski diff --git a/tools/testing/selftests/x86/mpx-debug.h b/tools/testing/selftests/x86/mpx-debug.h index 9230981f2e12..7546eba7f17a 100644 --- a/tools/testing/selftests/x86/mpx-debug.h +++ b/tools/testing/selftests/x86/mpx-debug.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _MPX_DEBUG_H #define _MPX_DEBUG_H diff --git a/tools/testing/selftests/x86/mpx-dig.c b/tools/testing/selftests/x86/mpx-dig.c index ce85356d7e2e..c13607ef5c11 100644 --- a/tools/testing/selftests/x86/mpx-dig.c +++ b/tools/testing/selftests/x86/mpx-dig.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Written by Dave Hansen <dave.hansen@intel.com> */ diff --git a/tools/testing/selftests/x86/mpx-hw.h b/tools/testing/selftests/x86/mpx-hw.h index 093c190178a9..3f0093911f03 100644 --- a/tools/testing/selftests/x86/mpx-hw.h +++ b/tools/testing/selftests/x86/mpx-hw.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _MPX_HW_H #define _MPX_HW_H diff --git a/tools/testing/selftests/x86/mpx-mm.h b/tools/testing/selftests/x86/mpx-mm.h index af706a5398f7..6dbdd66b8242 100644 --- a/tools/testing/selftests/x86/mpx-mm.h +++ b/tools/testing/selftests/x86/mpx-mm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _MPX_MM_H #define _MPX_MM_H diff --git a/tools/testing/selftests/x86/pkey-helpers.h b/tools/testing/selftests/x86/pkey-helpers.h index b20293956eec..3818f25391c2 100644 --- a/tools/testing/selftests/x86/pkey-helpers.h +++ b/tools/testing/selftests/x86/pkey-helpers.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PKEYS_HELPER_H #define _PKEYS_HELPER_H #define _GNU_SOURCE diff --git a/tools/testing/selftests/x86/protection_keys.c b/tools/testing/selftests/x86/protection_keys.c index 23927845518d..555e43ca846b 100644 --- a/tools/testing/selftests/x86/protection_keys.c +++ b/tools/testing/selftests/x86/protection_keys.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Tests x86 Memory Protection Keys (see Documentation/x86/protection-keys.txt) * diff --git a/tools/testing/selftests/x86/ptrace_syscall.c b/tools/testing/selftests/x86/ptrace_syscall.c index eaea92439708..1ae1c5a7392e 100644 --- a/tools/testing/selftests/x86/ptrace_syscall.c +++ b/tools/testing/selftests/x86/ptrace_syscall.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include <sys/ptrace.h> diff --git a/tools/testing/selftests/x86/raw_syscall_helper_32.S b/tools/testing/selftests/x86/raw_syscall_helper_32.S index 534e71e35c6a..94410fa2b5ed 100644 --- a/tools/testing/selftests/x86/raw_syscall_helper_32.S +++ b/tools/testing/selftests/x86/raw_syscall_helper_32.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ .global sys32_helper sys32_helper: /* Args: syscall_args_32*, function pointer */ diff --git a/tools/testing/selftests/x86/test_FCMOV.c b/tools/testing/selftests/x86/test_FCMOV.c index 4adcca0c80c4..6b5036fbb735 100644 --- a/tools/testing/selftests/x86/test_FCMOV.c +++ b/tools/testing/selftests/x86/test_FCMOV.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #undef _GNU_SOURCE #define _GNU_SOURCE 1 #undef __USE_GNU diff --git a/tools/testing/selftests/x86/test_FCOMI.c b/tools/testing/selftests/x86/test_FCOMI.c index db4933e31af9..aec6692c6dcf 100644 --- a/tools/testing/selftests/x86/test_FCOMI.c +++ b/tools/testing/selftests/x86/test_FCOMI.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #undef _GNU_SOURCE #define _GNU_SOURCE 1 #undef __USE_GNU diff --git a/tools/testing/selftests/x86/test_FISTTP.c b/tools/testing/selftests/x86/test_FISTTP.c index b8e61a047f6b..09789c0ce3e9 100644 --- a/tools/testing/selftests/x86/test_FISTTP.c +++ b/tools/testing/selftests/x86/test_FISTTP.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #undef _GNU_SOURCE #define _GNU_SOURCE 1 #undef __USE_GNU diff --git a/tools/testing/selftests/x86/test_vdso.c b/tools/testing/selftests/x86/test_vdso.c index 65d7a2bf7e14..29973cde06d3 100644 --- a/tools/testing/selftests/x86/test_vdso.c +++ b/tools/testing/selftests/x86/test_vdso.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * ldt_gdt.c - Test cases for LDT and GDT access * Copyright (c) 2011-2015 Andrew Lutomirski diff --git a/tools/testing/selftests/zram/Makefile b/tools/testing/selftests/zram/Makefile index c3a87e5f9d36..7f78eb1b59cb 100644 --- a/tools/testing/selftests/zram/Makefile +++ b/tools/testing/selftests/zram/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 all: TEST_PROGS := zram.sh diff --git a/tools/testing/selftests/zram/zram.sh b/tools/testing/selftests/zram/zram.sh index 683a292e3290..754de7da426a 100755 --- a/tools/testing/selftests/zram/zram.sh +++ b/tools/testing/selftests/zram/zram.sh @@ -1,4 +1,5 @@ #!/bin/bash +# SPDX-License-Identifier: GPL-2.0 TCID="zram.sh" . ./zram_lib.sh diff --git a/tools/testing/vsock/.gitignore b/tools/testing/vsock/.gitignore new file mode 100644 index 000000000000..dc5f11faf530 --- /dev/null +++ b/tools/testing/vsock/.gitignore @@ -0,0 +1,2 @@ +*.d +vsock_diag_test diff --git a/tools/testing/vsock/Makefile b/tools/testing/vsock/Makefile new file mode 100644 index 000000000000..66ba0924194d --- /dev/null +++ b/tools/testing/vsock/Makefile @@ -0,0 +1,9 @@ +all: test +test: vsock_diag_test +vsock_diag_test: vsock_diag_test.o timeout.o control.o + +CFLAGS += -g -O2 -Werror -Wall -I. -I../../include/uapi -I../../include -Wno-pointer-sign -fno-strict-overflow -fno-strict-aliasing -fno-common -MMD -U_FORTIFY_SOURCE -D_GNU_SOURCE +.PHONY: all test clean +clean: + ${RM} *.o *.d vsock_diag_test +-include *.d diff --git a/tools/testing/vsock/README b/tools/testing/vsock/README new file mode 100644 index 000000000000..2cc6d7302db6 --- /dev/null +++ b/tools/testing/vsock/README @@ -0,0 +1,36 @@ +AF_VSOCK test suite +------------------- +These tests exercise net/vmw_vsock/ host<->guest sockets for VMware, KVM, and +Hyper-V. + +The following tests are available: + + * vsock_diag_test - vsock_diag.ko module for listing open sockets + +The following prerequisite steps are not automated and must be performed prior +to running tests: + +1. Build the kernel and these tests. +2. Install the kernel and tests on the host. +3. Install the kernel and tests inside the guest. +4. Boot the guest and ensure that the AF_VSOCK transport is enabled. + +Invoke test binaries in both directions as follows: + + # host=server, guest=client + (host)# $TEST_BINARY --mode=server \ + --control-port=1234 \ + --peer-cid=3 + (guest)# $TEST_BINARY --mode=client \ + --control-host=$HOST_IP \ + --control-port=1234 \ + --peer-cid=2 + + # host=client, guest=server + (guest)# $TEST_BINARY --mode=server \ + --control-port=1234 \ + --peer-cid=2 + (host)# $TEST_BINARY --mode=client \ + --control-port=$GUEST_IP \ + --control-port=1234 \ + --peer-cid=3 diff --git a/tools/testing/vsock/control.c b/tools/testing/vsock/control.c new file mode 100644 index 000000000000..90fd47f0e422 --- /dev/null +++ b/tools/testing/vsock/control.c @@ -0,0 +1,219 @@ +/* Control socket for client/server test execution + * + * Copyright (C) 2017 Red Hat, Inc. + * + * Author: Stefan Hajnoczi <stefanha@redhat.com> + * + * This program is free software; you can redistribute 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. + */ + +/* The client and server may need to coordinate to avoid race conditions like + * the client attempting to connect to a socket that the server is not + * listening on yet. The control socket offers a communications channel for + * such coordination tasks. + * + * If the client calls control_expectln("LISTENING"), then it will block until + * the server calls control_writeln("LISTENING"). This provides a simple + * mechanism for coordinating between the client and the server. + */ + +#include <errno.h> +#include <netdb.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <sys/types.h> +#include <sys/socket.h> + +#include "timeout.h" +#include "control.h" + +static int control_fd = -1; + +/* Open the control socket, either in server or client mode */ +void control_init(const char *control_host, + const char *control_port, + bool server) +{ + struct addrinfo hints = { + .ai_socktype = SOCK_STREAM, + }; + struct addrinfo *result = NULL; + struct addrinfo *ai; + int ret; + + ret = getaddrinfo(control_host, control_port, &hints, &result); + if (ret != 0) { + fprintf(stderr, "%s\n", gai_strerror(ret)); + exit(EXIT_FAILURE); + } + + for (ai = result; ai; ai = ai->ai_next) { + int fd; + int val = 1; + + fd = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol); + if (fd < 0) + continue; + + if (!server) { + if (connect(fd, ai->ai_addr, ai->ai_addrlen) < 0) + goto next; + control_fd = fd; + printf("Control socket connected to %s:%s.\n", + control_host, control_port); + break; + } + + if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, + &val, sizeof(val)) < 0) { + perror("setsockopt"); + exit(EXIT_FAILURE); + } + + if (bind(fd, ai->ai_addr, ai->ai_addrlen) < 0) + goto next; + if (listen(fd, 1) < 0) + goto next; + + printf("Control socket listening on %s:%s\n", + control_host, control_port); + fflush(stdout); + + control_fd = accept(fd, NULL, 0); + close(fd); + + if (control_fd < 0) { + perror("accept"); + exit(EXIT_FAILURE); + } + printf("Control socket connection accepted...\n"); + break; + +next: + close(fd); + } + + if (control_fd < 0) { + fprintf(stderr, "Control socket initialization failed. Invalid address %s:%s?\n", + control_host, control_port); + exit(EXIT_FAILURE); + } + + freeaddrinfo(result); +} + +/* Free resources */ +void control_cleanup(void) +{ + close(control_fd); + control_fd = -1; +} + +/* Write a line to the control socket */ +void control_writeln(const char *str) +{ + ssize_t len = strlen(str); + ssize_t ret; + + timeout_begin(TIMEOUT); + + do { + ret = send(control_fd, str, len, MSG_MORE); + timeout_check("send"); + } while (ret < 0 && errno == EINTR); + + if (ret != len) { + perror("send"); + exit(EXIT_FAILURE); + } + + do { + ret = send(control_fd, "\n", 1, 0); + timeout_check("send"); + } while (ret < 0 && errno == EINTR); + + if (ret != 1) { + perror("send"); + exit(EXIT_FAILURE); + } + + timeout_end(); +} + +/* Return the next line from the control socket (without the trailing newline). + * + * The program terminates if a timeout occurs. + * + * The caller must free() the returned string. + */ +char *control_readln(void) +{ + char *buf = NULL; + size_t idx = 0; + size_t buflen = 0; + + timeout_begin(TIMEOUT); + + for (;;) { + ssize_t ret; + + if (idx >= buflen) { + char *new_buf; + + new_buf = realloc(buf, buflen + 80); + if (!new_buf) { + perror("realloc"); + exit(EXIT_FAILURE); + } + + buf = new_buf; + buflen += 80; + } + + do { + ret = recv(control_fd, &buf[idx], 1, 0); + timeout_check("recv"); + } while (ret < 0 && errno == EINTR); + + if (ret == 0) { + fprintf(stderr, "unexpected EOF on control socket\n"); + exit(EXIT_FAILURE); + } + + if (ret != 1) { + perror("recv"); + exit(EXIT_FAILURE); + } + + if (buf[idx] == '\n') { + buf[idx] = '\0'; + break; + } + + idx++; + } + + timeout_end(); + + return buf; +} + +/* Wait until a given line is received or a timeout occurs */ +void control_expectln(const char *str) +{ + char *line; + + line = control_readln(); + if (strcmp(str, line) != 0) { + fprintf(stderr, "expected \"%s\" on control socket, got \"%s\"\n", + str, line); + exit(EXIT_FAILURE); + } + + free(line); +} diff --git a/tools/testing/vsock/control.h b/tools/testing/vsock/control.h new file mode 100644 index 000000000000..54a07efd267c --- /dev/null +++ b/tools/testing/vsock/control.h @@ -0,0 +1,13 @@ +#ifndef CONTROL_H +#define CONTROL_H + +#include <stdbool.h> + +void control_init(const char *control_host, const char *control_port, + bool server); +void control_cleanup(void); +void control_writeln(const char *str); +char *control_readln(void); +void control_expectln(const char *str); + +#endif /* CONTROL_H */ diff --git a/tools/testing/vsock/timeout.c b/tools/testing/vsock/timeout.c new file mode 100644 index 000000000000..c49b3003b2db --- /dev/null +++ b/tools/testing/vsock/timeout.c @@ -0,0 +1,64 @@ +/* Timeout API for single-threaded programs that use blocking + * syscalls (read/write/send/recv/connect/accept). + * + * Copyright (C) 2017 Red Hat, Inc. + * + * Author: Stefan Hajnoczi <stefanha@redhat.com> + * + * This program is free software; you can redistribute 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. + */ + +/* Use the following pattern: + * + * timeout_begin(TIMEOUT); + * do { + * ret = accept(...); + * timeout_check("accept"); + * } while (ret < 0 && ret == EINTR); + * timeout_end(); + */ + +#include <stdlib.h> +#include <stdbool.h> +#include <unistd.h> +#include <stdio.h> +#include "timeout.h" + +static volatile bool timeout; + +/* SIGALRM handler function. Do not use sleep(2), alarm(2), or + * setitimer(2) while using this API - they may interfere with each + * other. + */ +void sigalrm(int signo) +{ + timeout = true; +} + +/* Start a timeout. Call timeout_check() to verify that the timeout hasn't + * expired. timeout_end() must be called to stop the timeout. Timeouts cannot + * be nested. + */ +void timeout_begin(unsigned int seconds) +{ + alarm(seconds); +} + +/* Exit with an error message if the timeout has expired */ +void timeout_check(const char *operation) +{ + if (timeout) { + fprintf(stderr, "%s timed out\n", operation); + exit(EXIT_FAILURE); + } +} + +/* Stop a timeout */ +void timeout_end(void) +{ + alarm(0); + timeout = false; +} diff --git a/tools/testing/vsock/timeout.h b/tools/testing/vsock/timeout.h new file mode 100644 index 000000000000..77db9ce9860a --- /dev/null +++ b/tools/testing/vsock/timeout.h @@ -0,0 +1,14 @@ +#ifndef TIMEOUT_H +#define TIMEOUT_H + +enum { + /* Default timeout */ + TIMEOUT = 10 /* seconds */ +}; + +void sigalrm(int signo); +void timeout_begin(unsigned int seconds); +void timeout_check(const char *operation); +void timeout_end(void); + +#endif /* TIMEOUT_H */ diff --git a/tools/testing/vsock/vsock_diag_test.c b/tools/testing/vsock/vsock_diag_test.c new file mode 100644 index 000000000000..e896a4af52f4 --- /dev/null +++ b/tools/testing/vsock/vsock_diag_test.c @@ -0,0 +1,681 @@ +/* + * vsock_diag_test - vsock_diag.ko test suite + * + * Copyright (C) 2017 Red Hat, Inc. + * + * Author: Stefan Hajnoczi <stefanha@redhat.com> + * + * This program is free software; you can redistribute 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 <getopt.h> +#include <stdio.h> +#include <stdbool.h> +#include <stdlib.h> +#include <string.h> +#include <errno.h> +#include <unistd.h> +#include <signal.h> +#include <sys/socket.h> +#include <sys/stat.h> +#include <sys/types.h> +#include <linux/list.h> +#include <linux/net.h> +#include <linux/netlink.h> +#include <linux/sock_diag.h> +#include <netinet/tcp.h> + +#include "../../../include/uapi/linux/vm_sockets.h" +#include "../../../include/uapi/linux/vm_sockets_diag.h" + +#include "timeout.h" +#include "control.h" + +enum test_mode { + TEST_MODE_UNSET, + TEST_MODE_CLIENT, + TEST_MODE_SERVER +}; + +/* Per-socket status */ +struct vsock_stat { + struct list_head list; + struct vsock_diag_msg msg; +}; + +static const char *sock_type_str(int type) +{ + switch (type) { + case SOCK_DGRAM: + return "DGRAM"; + case SOCK_STREAM: + return "STREAM"; + default: + return "INVALID TYPE"; + } +} + +static const char *sock_state_str(int state) +{ + switch (state) { + case TCP_CLOSE: + return "UNCONNECTED"; + case TCP_SYN_SENT: + return "CONNECTING"; + case TCP_ESTABLISHED: + return "CONNECTED"; + case TCP_CLOSING: + return "DISCONNECTING"; + case TCP_LISTEN: + return "LISTEN"; + default: + return "INVALID STATE"; + } +} + +static const char *sock_shutdown_str(int shutdown) +{ + switch (shutdown) { + case 1: + return "RCV_SHUTDOWN"; + case 2: + return "SEND_SHUTDOWN"; + case 3: + return "RCV_SHUTDOWN | SEND_SHUTDOWN"; + default: + return "0"; + } +} + +static void print_vsock_addr(FILE *fp, unsigned int cid, unsigned int port) +{ + if (cid == VMADDR_CID_ANY) + fprintf(fp, "*:"); + else + fprintf(fp, "%u:", cid); + + if (port == VMADDR_PORT_ANY) + fprintf(fp, "*"); + else + fprintf(fp, "%u", port); +} + +static void print_vsock_stat(FILE *fp, struct vsock_stat *st) +{ + print_vsock_addr(fp, st->msg.vdiag_src_cid, st->msg.vdiag_src_port); + fprintf(fp, " "); + print_vsock_addr(fp, st->msg.vdiag_dst_cid, st->msg.vdiag_dst_port); + fprintf(fp, " %s %s %s %u\n", + sock_type_str(st->msg.vdiag_type), + sock_state_str(st->msg.vdiag_state), + sock_shutdown_str(st->msg.vdiag_shutdown), + st->msg.vdiag_ino); +} + +static void print_vsock_stats(FILE *fp, struct list_head *head) +{ + struct vsock_stat *st; + + list_for_each_entry(st, head, list) + print_vsock_stat(fp, st); +} + +static struct vsock_stat *find_vsock_stat(struct list_head *head, int fd) +{ + struct vsock_stat *st; + struct stat stat; + + if (fstat(fd, &stat) < 0) { + perror("fstat"); + exit(EXIT_FAILURE); + } + + list_for_each_entry(st, head, list) + if (st->msg.vdiag_ino == stat.st_ino) + return st; + + fprintf(stderr, "cannot find fd %d\n", fd); + exit(EXIT_FAILURE); +} + +static void check_no_sockets(struct list_head *head) +{ + if (!list_empty(head)) { + fprintf(stderr, "expected no sockets\n"); + print_vsock_stats(stderr, head); + exit(1); + } +} + +static void check_num_sockets(struct list_head *head, int expected) +{ + struct list_head *node; + int n = 0; + + list_for_each(node, head) + n++; + + if (n != expected) { + fprintf(stderr, "expected %d sockets, found %d\n", + expected, n); + print_vsock_stats(stderr, head); + exit(EXIT_FAILURE); + } +} + +static void check_socket_state(struct vsock_stat *st, __u8 state) +{ + if (st->msg.vdiag_state != state) { + fprintf(stderr, "expected socket state %#x, got %#x\n", + state, st->msg.vdiag_state); + exit(EXIT_FAILURE); + } +} + +static void send_req(int fd) +{ + struct sockaddr_nl nladdr = { + .nl_family = AF_NETLINK, + }; + struct { + struct nlmsghdr nlh; + struct vsock_diag_req vreq; + } req = { + .nlh = { + .nlmsg_len = sizeof(req), + .nlmsg_type = SOCK_DIAG_BY_FAMILY, + .nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP, + }, + .vreq = { + .sdiag_family = AF_VSOCK, + .vdiag_states = ~(__u32)0, + }, + }; + struct iovec iov = { + .iov_base = &req, + .iov_len = sizeof(req), + }; + struct msghdr msg = { + .msg_name = &nladdr, + .msg_namelen = sizeof(nladdr), + .msg_iov = &iov, + .msg_iovlen = 1, + }; + + for (;;) { + if (sendmsg(fd, &msg, 0) < 0) { + if (errno == EINTR) + continue; + + perror("sendmsg"); + exit(EXIT_FAILURE); + } + + return; + } +} + +static ssize_t recv_resp(int fd, void *buf, size_t len) +{ + struct sockaddr_nl nladdr = { + .nl_family = AF_NETLINK, + }; + struct iovec iov = { + .iov_base = buf, + .iov_len = len, + }; + struct msghdr msg = { + .msg_name = &nladdr, + .msg_namelen = sizeof(nladdr), + .msg_iov = &iov, + .msg_iovlen = 1, + }; + ssize_t ret; + + do { + ret = recvmsg(fd, &msg, 0); + } while (ret < 0 && errno == EINTR); + + if (ret < 0) { + perror("recvmsg"); + exit(EXIT_FAILURE); + } + + return ret; +} + +static void add_vsock_stat(struct list_head *sockets, + const struct vsock_diag_msg *resp) +{ + struct vsock_stat *st; + + st = malloc(sizeof(*st)); + if (!st) { + perror("malloc"); + exit(EXIT_FAILURE); + } + + st->msg = *resp; + list_add_tail(&st->list, sockets); +} + +/* + * Read vsock stats into a list. + */ +static void read_vsock_stat(struct list_head *sockets) +{ + long buf[8192 / sizeof(long)]; + int fd; + + fd = socket(AF_NETLINK, SOCK_RAW, NETLINK_SOCK_DIAG); + if (fd < 0) { + perror("socket"); + exit(EXIT_FAILURE); + } + + send_req(fd); + + for (;;) { + const struct nlmsghdr *h; + ssize_t ret; + + ret = recv_resp(fd, buf, sizeof(buf)); + if (ret == 0) + goto done; + if (ret < sizeof(*h)) { + fprintf(stderr, "short read of %zd bytes\n", ret); + exit(EXIT_FAILURE); + } + + h = (struct nlmsghdr *)buf; + + while (NLMSG_OK(h, ret)) { + if (h->nlmsg_type == NLMSG_DONE) + goto done; + + if (h->nlmsg_type == NLMSG_ERROR) { + const struct nlmsgerr *err = NLMSG_DATA(h); + + if (h->nlmsg_len < NLMSG_LENGTH(sizeof(*err))) + fprintf(stderr, "NLMSG_ERROR\n"); + else { + errno = -err->error; + perror("NLMSG_ERROR"); + } + + exit(EXIT_FAILURE); + } + + if (h->nlmsg_type != SOCK_DIAG_BY_FAMILY) { + fprintf(stderr, "unexpected nlmsg_type %#x\n", + h->nlmsg_type); + exit(EXIT_FAILURE); + } + if (h->nlmsg_len < + NLMSG_LENGTH(sizeof(struct vsock_diag_msg))) { + fprintf(stderr, "short vsock_diag_msg\n"); + exit(EXIT_FAILURE); + } + + add_vsock_stat(sockets, NLMSG_DATA(h)); + + h = NLMSG_NEXT(h, ret); + } + } + +done: + close(fd); +} + +static void free_sock_stat(struct list_head *sockets) +{ + struct vsock_stat *st; + struct vsock_stat *next; + + list_for_each_entry_safe(st, next, sockets, list) + free(st); +} + +static void test_no_sockets(unsigned int peer_cid) +{ + LIST_HEAD(sockets); + + read_vsock_stat(&sockets); + + check_no_sockets(&sockets); + + free_sock_stat(&sockets); +} + +static void test_listen_socket_server(unsigned int peer_cid) +{ + union { + struct sockaddr sa; + struct sockaddr_vm svm; + } addr = { + .svm = { + .svm_family = AF_VSOCK, + .svm_port = 1234, + .svm_cid = VMADDR_CID_ANY, + }, + }; + LIST_HEAD(sockets); + struct vsock_stat *st; + int fd; + + fd = socket(AF_VSOCK, SOCK_STREAM, 0); + + if (bind(fd, &addr.sa, sizeof(addr.svm)) < 0) { + perror("bind"); + exit(EXIT_FAILURE); + } + + if (listen(fd, 1) < 0) { + perror("listen"); + exit(EXIT_FAILURE); + } + + read_vsock_stat(&sockets); + + check_num_sockets(&sockets, 1); + st = find_vsock_stat(&sockets, fd); + check_socket_state(st, TCP_LISTEN); + + close(fd); + free_sock_stat(&sockets); +} + +static void test_connect_client(unsigned int peer_cid) +{ + union { + struct sockaddr sa; + struct sockaddr_vm svm; + } addr = { + .svm = { + .svm_family = AF_VSOCK, + .svm_port = 1234, + .svm_cid = peer_cid, + }, + }; + int fd; + int ret; + LIST_HEAD(sockets); + struct vsock_stat *st; + + control_expectln("LISTENING"); + + fd = socket(AF_VSOCK, SOCK_STREAM, 0); + + timeout_begin(TIMEOUT); + do { + ret = connect(fd, &addr.sa, sizeof(addr.svm)); + timeout_check("connect"); + } while (ret < 0 && errno == EINTR); + timeout_end(); + + if (ret < 0) { + perror("connect"); + exit(EXIT_FAILURE); + } + + read_vsock_stat(&sockets); + + check_num_sockets(&sockets, 1); + st = find_vsock_stat(&sockets, fd); + check_socket_state(st, TCP_ESTABLISHED); + + control_expectln("DONE"); + control_writeln("DONE"); + + close(fd); + free_sock_stat(&sockets); +} + +static void test_connect_server(unsigned int peer_cid) +{ + union { + struct sockaddr sa; + struct sockaddr_vm svm; + } addr = { + .svm = { + .svm_family = AF_VSOCK, + .svm_port = 1234, + .svm_cid = VMADDR_CID_ANY, + }, + }; + union { + struct sockaddr sa; + struct sockaddr_vm svm; + } clientaddr; + socklen_t clientaddr_len = sizeof(clientaddr.svm); + LIST_HEAD(sockets); + struct vsock_stat *st; + int fd; + int client_fd; + + fd = socket(AF_VSOCK, SOCK_STREAM, 0); + + if (bind(fd, &addr.sa, sizeof(addr.svm)) < 0) { + perror("bind"); + exit(EXIT_FAILURE); + } + + if (listen(fd, 1) < 0) { + perror("listen"); + exit(EXIT_FAILURE); + } + + control_writeln("LISTENING"); + + timeout_begin(TIMEOUT); + do { + client_fd = accept(fd, &clientaddr.sa, &clientaddr_len); + timeout_check("accept"); + } while (client_fd < 0 && errno == EINTR); + timeout_end(); + + if (client_fd < 0) { + perror("accept"); + exit(EXIT_FAILURE); + } + if (clientaddr.sa.sa_family != AF_VSOCK) { + fprintf(stderr, "expected AF_VSOCK from accept(2), got %d\n", + clientaddr.sa.sa_family); + exit(EXIT_FAILURE); + } + if (clientaddr.svm.svm_cid != peer_cid) { + fprintf(stderr, "expected peer CID %u from accept(2), got %u\n", + peer_cid, clientaddr.svm.svm_cid); + exit(EXIT_FAILURE); + } + + read_vsock_stat(&sockets); + + check_num_sockets(&sockets, 2); + find_vsock_stat(&sockets, fd); + st = find_vsock_stat(&sockets, client_fd); + check_socket_state(st, TCP_ESTABLISHED); + + control_writeln("DONE"); + control_expectln("DONE"); + + close(client_fd); + close(fd); + free_sock_stat(&sockets); +} + +static struct { + const char *name; + void (*run_client)(unsigned int peer_cid); + void (*run_server)(unsigned int peer_cid); +} test_cases[] = { + { + .name = "No sockets", + .run_server = test_no_sockets, + }, + { + .name = "Listen socket", + .run_server = test_listen_socket_server, + }, + { + .name = "Connect", + .run_client = test_connect_client, + .run_server = test_connect_server, + }, + {}, +}; + +static void init_signals(void) +{ + struct sigaction act = { + .sa_handler = sigalrm, + }; + + sigaction(SIGALRM, &act, NULL); + signal(SIGPIPE, SIG_IGN); +} + +static unsigned int parse_cid(const char *str) +{ + char *endptr = NULL; + unsigned long int n; + + errno = 0; + n = strtoul(str, &endptr, 10); + if (errno || *endptr != '\0') { + fprintf(stderr, "malformed CID \"%s\"\n", str); + exit(EXIT_FAILURE); + } + return n; +} + +static const char optstring[] = ""; +static const struct option longopts[] = { + { + .name = "control-host", + .has_arg = required_argument, + .val = 'H', + }, + { + .name = "control-port", + .has_arg = required_argument, + .val = 'P', + }, + { + .name = "mode", + .has_arg = required_argument, + .val = 'm', + }, + { + .name = "peer-cid", + .has_arg = required_argument, + .val = 'p', + }, + { + .name = "help", + .has_arg = no_argument, + .val = '?', + }, + {}, +}; + +static void usage(void) +{ + fprintf(stderr, "Usage: vsock_diag_test [--help] [--control-host=<host>] --control-port=<port> --mode=client|server --peer-cid=<cid>\n" + "\n" + " Server: vsock_diag_test --control-port=1234 --mode=server --peer-cid=3\n" + " Client: vsock_diag_test --control-host=192.168.0.1 --control-port=1234 --mode=client --peer-cid=2\n" + "\n" + "Run vsock_diag.ko tests. Must be launched in both\n" + "guest and host. One side must use --mode=client and\n" + "the other side must use --mode=server.\n" + "\n" + "A TCP control socket connection is used to coordinate tests\n" + "between the client and the server. The server requires a\n" + "listen address and the client requires an address to\n" + "connect to.\n" + "\n" + "The CID of the other side must be given with --peer-cid=<cid>.\n"); + exit(EXIT_FAILURE); +} + +int main(int argc, char **argv) +{ + const char *control_host = NULL; + const char *control_port = NULL; + int mode = TEST_MODE_UNSET; + unsigned int peer_cid = VMADDR_CID_ANY; + int i; + + init_signals(); + + for (;;) { + int opt = getopt_long(argc, argv, optstring, longopts, NULL); + + if (opt == -1) + break; + + switch (opt) { + case 'H': + control_host = optarg; + break; + case 'm': + if (strcmp(optarg, "client") == 0) + mode = TEST_MODE_CLIENT; + else if (strcmp(optarg, "server") == 0) + mode = TEST_MODE_SERVER; + else { + fprintf(stderr, "--mode must be \"client\" or \"server\"\n"); + return EXIT_FAILURE; + } + break; + case 'p': + peer_cid = parse_cid(optarg); + break; + case 'P': + control_port = optarg; + break; + case '?': + default: + usage(); + } + } + + if (!control_port) + usage(); + if (mode == TEST_MODE_UNSET) + usage(); + if (peer_cid == VMADDR_CID_ANY) + usage(); + + if (!control_host) { + if (mode != TEST_MODE_SERVER) + usage(); + control_host = "0.0.0.0"; + } + + control_init(control_host, control_port, mode == TEST_MODE_SERVER); + + for (i = 0; test_cases[i].name; i++) { + void (*run)(unsigned int peer_cid); + + printf("%s...", test_cases[i].name); + fflush(stdout); + + if (mode == TEST_MODE_CLIENT) + run = test_cases[i].run_client; + else + run = test_cases[i].run_server; + + if (run) + run(peer_cid); + + printf("ok\n"); + } + + control_cleanup(); + return EXIT_SUCCESS; +} diff --git a/tools/thermal/tmon/Makefile b/tools/thermal/tmon/Makefile index 3a961e998281..21169322baea 100644 --- a/tools/thermal/tmon/Makefile +++ b/tools/thermal/tmon/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 VERSION = 1.0 BINDIR=usr/bin diff --git a/tools/thermal/tmon/tmon.8 b/tools/thermal/tmon/tmon.8 index 02d5179803aa..2f122de5841b 100644 --- a/tools/thermal/tmon/tmon.8 +++ b/tools/thermal/tmon/tmon.8 @@ -1,4 +1,5 @@ .TH TMON 8 +# SPDX-License-Identifier: GPL-2.0 .SH NAME \fBtmon\fP - A monitoring and testing tool for Linux kernel thermal subsystem diff --git a/tools/usb/Makefile b/tools/usb/Makefile index acf2165c04e6..4e6506078494 100644 --- a/tools/usb/Makefile +++ b/tools/usb/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # Makefile for USB tools CC = $(CROSS_COMPILE)gcc diff --git a/tools/usb/ffs-aio-example/multibuff/host_app/Makefile b/tools/usb/ffs-aio-example/multibuff/host_app/Makefile index 8c4a6f0aa82d..df36e4c28f61 100644 --- a/tools/usb/ffs-aio-example/multibuff/host_app/Makefile +++ b/tools/usb/ffs-aio-example/multibuff/host_app/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CC = gcc LIBUSB_CFLAGS = $(shell pkg-config --cflags libusb-1.0) LIBUSB_LIBS = $(shell pkg-config --libs libusb-1.0) diff --git a/tools/usb/hcd-tests.sh b/tools/usb/hcd-tests.sh index b30b3dc4c788..e8cad6a4f9c9 100644 --- a/tools/usb/hcd-tests.sh +++ b/tools/usb/hcd-tests.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # # test types can be passed on the command line: # diff --git a/tools/usb/usbip/Makefile.am b/tools/usb/usbip/Makefile.am index 66f8bf038c9f..da3a430849a8 100644 --- a/tools/usb/usbip/Makefile.am +++ b/tools/usb/usbip/Makefile.am @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 SUBDIRS := libsrc src includedir = @includedir@/usbip include_HEADERS := $(addprefix libsrc/, \ diff --git a/tools/usb/usbip/cleanup.sh b/tools/usb/usbip/cleanup.sh index 955c3ccb729a..8028c3a5c22b 100755 --- a/tools/usb/usbip/cleanup.sh +++ b/tools/usb/usbip/cleanup.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 if [ -r Makefile ]; then make distclean diff --git a/tools/usb/usbip/libsrc/Makefile.am b/tools/usb/usbip/libsrc/Makefile.am index 90daf95c0804..dabd2c91d311 100644 --- a/tools/usb/usbip/libsrc/Makefile.am +++ b/tools/usb/usbip/libsrc/Makefile.am @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 libusbip_la_CPPFLAGS = -DUSBIDS_FILE='"@USBIDS_DIR@/usb.ids"' libusbip_la_CFLAGS = @EXTRA_CFLAGS@ libusbip_la_LDFLAGS = -version-info @LIBUSBIP_VERSION@ diff --git a/tools/usb/usbip/libsrc/list.h b/tools/usb/usbip/libsrc/list.h index 5eaaa78e2c6a..a941671e4900 100644 --- a/tools/usb/usbip/libsrc/list.h +++ b/tools/usb/usbip/libsrc/list.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LIST_H #define _LIST_H diff --git a/tools/usb/usbip/libsrc/sysfs_utils.c b/tools/usb/usbip/libsrc/sysfs_utils.c index 36ac88ece0b8..14d5e67d398a 100644 --- a/tools/usb/usbip/libsrc/sysfs_utils.c +++ b/tools/usb/usbip/libsrc/sysfs_utils.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <sys/types.h> #include <sys/stat.h> #include <fcntl.h> diff --git a/tools/usb/usbip/libsrc/sysfs_utils.h b/tools/usb/usbip/libsrc/sysfs_utils.h index 32ac1d105d18..0cd5f17e7eb2 100644 --- a/tools/usb/usbip/libsrc/sysfs_utils.h +++ b/tools/usb/usbip/libsrc/sysfs_utils.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __SYSFS_UTILS_H #define __SYSFS_UTILS_H diff --git a/tools/usb/usbip/libsrc/usbip_common.c b/tools/usb/usbip/libsrc/usbip_common.c index 1517a232ab18..001bb8e8f668 100644 --- a/tools/usb/usbip/libsrc/usbip_common.c +++ b/tools/usb/usbip/libsrc/usbip_common.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2005-2007 Takahiro Hirofuchi */ diff --git a/tools/usb/usbip/libsrc/usbip_common.h b/tools/usb/usbip/libsrc/usbip_common.h index 51ef5fe485dd..e45ec9d2fdbc 100644 --- a/tools/usb/usbip/libsrc/usbip_common.h +++ b/tools/usb/usbip/libsrc/usbip_common.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2005-2007 Takahiro Hirofuchi */ diff --git a/tools/usb/usbip/libsrc/vhci_driver.c b/tools/usb/usbip/libsrc/vhci_driver.c index 9bd2cd71645d..5727dfb15a83 100644 --- a/tools/usb/usbip/libsrc/vhci_driver.c +++ b/tools/usb/usbip/libsrc/vhci_driver.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2005-2007 Takahiro Hirofuchi */ diff --git a/tools/usb/usbip/libsrc/vhci_driver.h b/tools/usb/usbip/libsrc/vhci_driver.h index 4898d3bafb10..418b404d5121 100644 --- a/tools/usb/usbip/libsrc/vhci_driver.h +++ b/tools/usb/usbip/libsrc/vhci_driver.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2005-2007 Takahiro Hirofuchi */ diff --git a/tools/usb/usbip/src/Makefile.am b/tools/usb/usbip/src/Makefile.am index e81a4ebadeff..e26f39e0579d 100644 --- a/tools/usb/usbip/src/Makefile.am +++ b/tools/usb/usbip/src/Makefile.am @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 AM_CPPFLAGS = -I$(top_srcdir)/libsrc -DUSBIDS_FILE='"@USBIDS_DIR@/usb.ids"' AM_CFLAGS = @EXTRA_CFLAGS@ LDADD = $(top_builddir)/libsrc/libusbip.la diff --git a/tools/usb/usbip/src/usbip_network.h b/tools/usb/usbip/src/usbip_network.h index c1e875cf1078..7032687621d3 100644 --- a/tools/usb/usbip/src/usbip_network.h +++ b/tools/usb/usbip/src/usbip_network.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2005-2007 Takahiro Hirofuchi */ diff --git a/tools/virtio/Makefile b/tools/virtio/Makefile index 39c89a5ea990..8e2a908115c2 100644 --- a/tools/virtio/Makefile +++ b/tools/virtio/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 all: test mod test: virtio_test vringh_test virtio_test: virtio_ring.o virtio_test.o diff --git a/tools/virtio/asm/barrier.h b/tools/virtio/asm/barrier.h index ba34f9e96efd..0ac3caf90877 100644 --- a/tools/virtio/asm/barrier.h +++ b/tools/virtio/asm/barrier.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #if defined(__i386__) || defined(__x86_64__) #define barrier() asm volatile("" ::: "memory") #define virt_mb() __sync_synchronize() diff --git a/tools/virtio/linux/bug.h b/tools/virtio/linux/bug.h index fb94f0787c47..b14c2c3b6b85 100644 --- a/tools/virtio/linux/bug.h +++ b/tools/virtio/linux/bug.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef BUG_H #define BUG_H diff --git a/tools/virtio/linux/compiler.h b/tools/virtio/linux/compiler.h index c9ccfd42ec13..903dc9c4bd11 100644 --- a/tools/virtio/linux/compiler.h +++ b/tools/virtio/linux/compiler.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef LINUX_COMPILER_H #define LINUX_COMPILER_H diff --git a/tools/virtio/linux/dma-mapping.h b/tools/virtio/linux/dma-mapping.h index 18601f6689b9..1571e24e9494 100644 --- a/tools/virtio/linux/dma-mapping.h +++ b/tools/virtio/linux/dma-mapping.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_DMA_MAPPING_H #define _LINUX_DMA_MAPPING_H diff --git a/tools/virtio/linux/err.h b/tools/virtio/linux/err.h index e32eff8b2a14..0943c644a701 100644 --- a/tools/virtio/linux/err.h +++ b/tools/virtio/linux/err.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ERR_H #define ERR_H #define MAX_ERRNO 4095 diff --git a/tools/virtio/linux/kernel.h b/tools/virtio/linux/kernel.h index d9554fc3f340..395521a7a8d8 100644 --- a/tools/virtio/linux/kernel.h +++ b/tools/virtio/linux/kernel.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef KERNEL_H #define KERNEL_H #include <stdbool.h> diff --git a/tools/virtio/linux/module.h b/tools/virtio/linux/module.h index 28ce95a05997..9dfa96fea2b2 100644 --- a/tools/virtio/linux/module.h +++ b/tools/virtio/linux/module.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <linux/export.h> #define MODULE_LICENSE(__MODULE_LICENSE_value) \ diff --git a/tools/virtio/linux/scatterlist.h b/tools/virtio/linux/scatterlist.h index 68c9e2adc996..9a45f90e2d08 100644 --- a/tools/virtio/linux/scatterlist.h +++ b/tools/virtio/linux/scatterlist.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef SCATTERLIST_H #define SCATTERLIST_H #include <linux/kernel.h> diff --git a/tools/virtio/linux/slab.h b/tools/virtio/linux/slab.h index 7e1c1197d439..319dcaa07755 100644 --- a/tools/virtio/linux/slab.h +++ b/tools/virtio/linux/slab.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef LINUX_SLAB_H #define GFP_KERNEL 0 #define GFP_ATOMIC 0 diff --git a/tools/virtio/linux/uaccess.h b/tools/virtio/linux/uaccess.h index fa05d01b2c90..991dfb263998 100644 --- a/tools/virtio/linux/uaccess.h +++ b/tools/virtio/linux/uaccess.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef UACCESS_H #define UACCESS_H diff --git a/tools/virtio/linux/virtio.h b/tools/virtio/linux/virtio.h index d8f534025b7f..b751350d4ce8 100644 --- a/tools/virtio/linux/virtio.h +++ b/tools/virtio/linux/virtio.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef LINUX_VIRTIO_H #define LINUX_VIRTIO_H #include <linux/scatterlist.h> diff --git a/tools/virtio/linux/virtio_byteorder.h b/tools/virtio/linux/virtio_byteorder.h index 9de9e6ac1d10..5b50f7eebd9c 100644 --- a/tools/virtio/linux/virtio_byteorder.h +++ b/tools/virtio/linux/virtio_byteorder.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_VIRTIO_BYTEORDER_STUB_H #define _LINUX_VIRTIO_BYTEORDER_STUB_H diff --git a/tools/virtio/linux/virtio_config.h b/tools/virtio/linux/virtio_config.h index 9ba11815e0a1..dbf14c1e2188 100644 --- a/tools/virtio/linux/virtio_config.h +++ b/tools/virtio/linux/virtio_config.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <linux/virtio_byteorder.h> #include <linux/virtio.h> #include <uapi/linux/virtio_config.h> diff --git a/tools/virtio/ringtest/Makefile b/tools/virtio/ringtest/Makefile index c012edbdb13b..85c98c2810fb 100644 --- a/tools/virtio/ringtest/Makefile +++ b/tools/virtio/ringtest/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 all: all: ring virtio_ring_0_9 virtio_ring_poll virtio_ring_inorder ptr_ring noring diff --git a/tools/virtio/ringtest/noring.c b/tools/virtio/ringtest/noring.c index b8d1c1daac7c..ce2440d5ca93 100644 --- a/tools/virtio/ringtest/noring.c +++ b/tools/virtio/ringtest/noring.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include "main.h" #include <assert.h> diff --git a/tools/virtio/ringtest/ptr_ring.c b/tools/virtio/ringtest/ptr_ring.c index 7b22f1b20652..38bb171aceba 100644 --- a/tools/virtio/ringtest/ptr_ring.c +++ b/tools/virtio/ringtest/ptr_ring.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include "main.h" #include <stdlib.h> diff --git a/tools/virtio/ringtest/run-on-all.sh b/tools/virtio/ringtest/run-on-all.sh index 29b0d3920bfc..dcc3ea758f48 100755 --- a/tools/virtio/ringtest/run-on-all.sh +++ b/tools/virtio/ringtest/run-on-all.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 CPUS_ONLINE=$(lscpu --online -p=cpu|grep -v -e '#') #use last CPU for host. Why not the first? diff --git a/tools/virtio/uapi/linux/virtio_ring.h b/tools/virtio/uapi/linux/virtio_ring.h index 4d99c78234d3..cf50b2e5ff02 100644 --- a/tools/virtio/uapi/linux/virtio_ring.h +++ b/tools/virtio/uapi/linux/virtio_ring.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef VIRTIO_RING_H #define VIRTIO_RING_H #include "../../../../include/uapi/linux/virtio_ring.h" diff --git a/tools/virtio/virtio-trace/Makefile b/tools/virtio/virtio-trace/Makefile index 0d2381633475..7843ebcda71d 100644 --- a/tools/virtio/virtio-trace/Makefile +++ b/tools/virtio/virtio-trace/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 CC = gcc CFLAGS = -O2 -Wall -pthread diff --git a/tools/virtio/virtio-trace/trace-agent.h b/tools/virtio/virtio-trace/trace-agent.h index 8de79bfeaa73..e67885969f0e 100644 --- a/tools/virtio/virtio-trace/trace-agent.h +++ b/tools/virtio/virtio-trace/trace-agent.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __TRACE_AGENT_H__ #define __TRACE_AGENT_H__ #include <pthread.h> diff --git a/tools/virtio/virtio_test.c b/tools/virtio/virtio_test.c index 0fecaec90d0d..b427def67e7e 100644 --- a/tools/virtio/virtio_test.c +++ b/tools/virtio/virtio_test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include <getopt.h> #include <string.h> diff --git a/tools/virtio/vringh_test.c b/tools/virtio/vringh_test.c index 9476c616d064..293653463303 100644 --- a/tools/virtio/vringh_test.c +++ b/tools/virtio/vringh_test.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* Simple test of virtio code, entirely in userpsace. */ #define _GNU_SOURCE #include <sched.h> diff --git a/tools/vm/Makefile b/tools/vm/Makefile index 006029456988..be320b905ea7 100644 --- a/tools/vm/Makefile +++ b/tools/vm/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # Makefile for vm tools # TARGETS=page-types slabinfo page_owner_sort diff --git a/tools/vm/page_owner_sort.c b/tools/vm/page_owner_sort.c index f1c055f3c243..18fc112b65cd 100644 --- a/tools/vm/page_owner_sort.c +++ b/tools/vm/page_owner_sort.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * User-space helper to sort the output of /sys/kernel/debug/page_owner * diff --git a/tools/vm/slabinfo.c b/tools/vm/slabinfo.c index b9d34b37c017..b0b7ef6d0de1 100644 --- a/tools/vm/slabinfo.c +++ b/tools/vm/slabinfo.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Slabinfo: Tool to get reports about slabs * |