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-rw-r--r--arch/arc/mm/mmap.c2
-rw-r--r--arch/arm/Kconfig1
-rw-r--r--arch/arm/boot/compressed/efi-header.S5
-rw-r--r--arch/arm/boot/compressed/head.S17
-rw-r--r--arch/arm/boot/dts/am335x-sl50.dts8
-rw-r--r--arch/arm/boot/dts/bcm283x.dtsi5
-rw-r--r--arch/arm/boot/dts/imx6ul-14x14-evk.dts6
-rw-r--r--arch/arm/boot/dts/keystone-k2l-netcp.dtsi4
-rw-r--r--arch/arm/boot/dts/keystone-k2l.dtsi8
-rw-r--r--arch/arm/boot/dts/sunxi-h3-h5.dtsi7
-rw-r--r--arch/arm/boot/dts/versatile-pb.dts2
-rw-r--r--arch/arm/common/mcpm_entry.c6
-rw-r--r--arch/arm/include/asm/device.h3
-rw-r--r--arch/arm/include/asm/pgtable-nommu.h1
-rw-r--r--arch/arm/kernel/setup.c2
-rw-r--r--arch/arm/kvm/init.S5
-rw-r--r--arch/arm/mach-at91/Kconfig1
-rw-r--r--arch/arm/mach-davinci/pm.c7
-rw-r--r--arch/arm/mm/dma-mapping.c29
-rw-r--r--arch/arm/mm/mmap.c4
-rw-r--r--arch/arm64/Kconfig4
-rw-r--r--arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi5
-rw-r--r--arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi2
l---------arch/arm64/boot/dts/allwinner/sunxi-h3-h5.dtsi1
-rw-r--r--arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi3
-rw-r--r--arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi3
-rw-r--r--arch/arm64/configs/defconfig10
-rw-r--r--arch/arm64/include/asm/sysreg.h4
-rw-r--r--arch/arm64/kernel/vdso.c5
-rw-r--r--arch/arm64/kernel/vdso/gettimeofday.S1
-rw-r--r--arch/arm64/kvm/hyp-init.S11
-rw-r--r--arch/arm64/kvm/vgic-sys-reg-v3.c10
-rw-r--r--arch/arm64/net/bpf_jit_comp.c7
-rw-r--r--arch/frv/mm/elf-fdpic.c2
-rw-r--r--arch/hexagon/mm/uaccess.c5
-rw-r--r--arch/mips/boot/Makefile10
-rw-r--r--arch/mips/include/asm/highmem.h5
-rw-r--r--arch/mips/include/asm/kprobes.h3
-rw-r--r--arch/mips/include/asm/pgtable-32.h7
-rw-r--r--arch/mips/kernel/branch.c4
-rw-r--r--arch/mips/kernel/ftrace.c24
-rw-r--r--arch/mips/kernel/perf_event_mipsxx.c6
-rw-r--r--arch/mips/kvm/tlb.c6
-rw-r--r--arch/mips/mm/mmap.c2
-rw-r--r--arch/mips/mm/pgtable-32.c6
-rw-r--r--arch/parisc/kernel/sys_parisc.c15
-rw-r--r--arch/powerpc/Kconfig21
-rw-r--r--arch/powerpc/include/asm/book3s/64/hash-4k.h2
-rw-r--r--arch/powerpc/include/asm/bug.h2
-rw-r--r--arch/powerpc/include/asm/cputable.h3
-rw-r--r--arch/powerpc/include/asm/kprobes.h1
-rw-r--r--arch/powerpc/include/asm/processor.h25
-rw-r--r--arch/powerpc/include/asm/topology.h14
-rw-r--r--arch/powerpc/include/asm/xive.h12
-rw-r--r--arch/powerpc/kernel/dt_cpu_ftrs.c58
-rw-r--r--arch/powerpc/kernel/exceptions-64s.S11
-rw-r--r--arch/powerpc/kernel/kprobes.c17
-rw-r--r--arch/powerpc/kernel/process.c3
-rw-r--r--arch/powerpc/kernel/setup-common.c2
-rw-r--r--arch/powerpc/kernel/setup_64.c35
-rw-r--r--arch/powerpc/kernel/trace/ftrace_64_mprofile.S59
-rw-r--r--arch/powerpc/kvm/book3s_hv.c51
-rw-r--r--arch/powerpc/kvm/book3s_hv_interrupts.S12
-rw-r--r--arch/powerpc/kvm/book3s_hv_rmhandlers.S75
-rw-r--r--arch/powerpc/kvm/book3s_xive_template.c4
-rw-r--r--arch/powerpc/mm/hugetlbpage-radix.c2
-rw-r--r--arch/powerpc/mm/mmap.c4
-rw-r--r--arch/powerpc/mm/mmu_context_book3s64.c2
-rw-r--r--arch/powerpc/mm/slice.c2
-rw-r--r--arch/powerpc/perf/perf_regs.c3
-rw-r--r--arch/powerpc/perf/power9-pmu.c4
-rw-r--r--arch/powerpc/platforms/Kconfig11
-rw-r--r--arch/powerpc/platforms/cell/spufs/coredump.c2
-rw-r--r--arch/powerpc/platforms/powernv/npu-dma.c97
-rw-r--r--arch/powerpc/platforms/powernv/subcore.c8
-rw-r--r--arch/powerpc/platforms/pseries/hotplug-memory.c2
-rw-r--r--arch/powerpc/sysdev/simple_gpio.c3
-rw-r--r--arch/powerpc/sysdev/xive/common.c2
-rw-r--r--arch/s390/Kconfig3
-rw-r--r--arch/s390/configs/default_defconfig39
-rw-r--r--arch/s390/configs/gcov_defconfig28
-rw-r--r--arch/s390/configs/performance_defconfig27
-rw-r--r--arch/s390/configs/zfcpdump_defconfig6
-rw-r--r--arch/s390/defconfig8
-rw-r--r--arch/s390/include/asm/kvm_host.h1
-rw-r--r--arch/s390/kernel/entry.S19
-rw-r--r--arch/s390/kernel/ipl.c7
-rw-r--r--arch/s390/kvm/gaccess.c15
-rw-r--r--arch/s390/kvm/interrupt.c4
-rw-r--r--arch/s390/kvm/kvm-s390.c2
-rw-r--r--arch/s390/mm/mmap.c4
-rw-r--r--arch/sh/mm/mmap.c4
-rw-r--r--arch/sparc/Kconfig15
-rw-r--r--arch/sparc/include/asm/mmu_64.h2
-rw-r--r--arch/sparc/include/asm/mmu_context_64.h32
-rw-r--r--arch/sparc/include/asm/pil.h1
-rw-r--r--arch/sparc/include/asm/vio.h1
-rw-r--r--arch/sparc/kernel/ds.c2
-rw-r--r--arch/sparc/kernel/irq_64.c17
-rw-r--r--arch/sparc/kernel/kernel.h1
-rw-r--r--arch/sparc/kernel/smp_64.c31
-rw-r--r--arch/sparc/kernel/sys_sparc_64.c4
-rw-r--r--arch/sparc/kernel/tsb.S11
-rw-r--r--arch/sparc/kernel/ttable_64.S2
-rw-r--r--arch/sparc/kernel/vio.c68
-rw-r--r--arch/sparc/lib/Makefile1
-rw-r--r--arch/sparc/lib/multi3.S35
-rw-r--r--arch/sparc/mm/hugetlbpage.c2
-rw-r--r--arch/sparc/mm/init_64.c89
-rw-r--r--arch/sparc/mm/tsb.c7
-rw-r--r--arch/sparc/mm/ultra.S5
-rw-r--r--arch/tile/mm/hugetlbpage.c2
-rw-r--r--arch/x86/Kconfig4
-rw-r--r--arch/x86/events/intel/core.c4
-rw-r--r--arch/x86/include/asm/extable.h1
-rw-r--r--arch/x86/include/asm/kvm_emulate.h1
-rw-r--r--arch/x86/include/asm/mshyperv.h3
-rw-r--r--arch/x86/kernel/cpu/cyrix.c1
-rw-r--r--arch/x86/kernel/cpu/microcode/intel.c3
-rw-r--r--arch/x86/kernel/kvm.c2
-rw-r--r--arch/x86/kernel/sys_x86_64.c4
-rw-r--r--arch/x86/kernel/traps.c2
-rw-r--r--arch/x86/kvm/cpuid.c20
-rw-r--r--arch/x86/kvm/emulate.c1
-rw-r--r--arch/x86/kvm/mmu.c7
-rw-r--r--arch/x86/kvm/mmu.h1
-rw-r--r--arch/x86/kvm/vmx.c2
-rw-r--r--arch/x86/kvm/x86.c65
-rw-r--r--arch/x86/mm/extable.c3
-rw-r--r--arch/x86/mm/hugetlbpage.c2
-rw-r--r--arch/x86/mm/init.c6
-rw-r--r--arch/xtensa/include/asm/irq.h3
-rw-r--r--arch/xtensa/kernel/irq.c5
-rw-r--r--arch/xtensa/kernel/setup.c3
-rw-r--r--arch/xtensa/kernel/syscall.c2
-rw-r--r--arch/xtensa/kernel/vmlinux.lds.S6
-rw-r--r--arch/xtensa/platforms/iss/simdisk.c3
-rw-r--r--arch/xtensa/platforms/xtfpga/include/platform/hardware.h6
-rw-r--r--arch/xtensa/platforms/xtfpga/setup.c10
139 files changed, 983 insertions, 515 deletions
diff --git a/arch/arc/mm/mmap.c b/arch/arc/mm/mmap.c
index 3e25e8d6486b..2e13683dfb24 100644
--- a/arch/arc/mm/mmap.c
+++ b/arch/arc/mm/mmap.c
@@ -65,7 +65,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
vma = find_vma(mm, addr);
if (TASK_SIZE - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 4c1a35f15838..c0fcab6a5504 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1416,6 +1416,7 @@ choice
config VMSPLIT_3G
bool "3G/1G user/kernel split"
config VMSPLIT_3G_OPT
+ depends on !ARM_LPAE
bool "3G/1G user/kernel split (for full 1G low memory)"
config VMSPLIT_2G
bool "2G/2G user/kernel split"
diff --git a/arch/arm/boot/compressed/efi-header.S b/arch/arm/boot/compressed/efi-header.S
index 9d5dc4fda3c1..a17ca8d78656 100644
--- a/arch/arm/boot/compressed/efi-header.S
+++ b/arch/arm/boot/compressed/efi-header.S
@@ -17,14 +17,13 @@
@ there.
.inst 'M' | ('Z' << 8) | (0x1310 << 16) @ tstne r0, #0x4d000
#else
- mov r0, r0
+ AR_CLASS( mov r0, r0 )
+ M_CLASS( nop.w )
#endif
.endm
.macro __EFI_HEADER
#ifdef CONFIG_EFI_STUB
- b __efi_start
-
.set start_offset, __efi_start - start
.org start + 0x3c
@
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index 7c711ba61417..8a756870c238 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -130,19 +130,22 @@ start:
.rept 7
__nop
.endr
- ARM( mov r0, r0 )
- ARM( b 1f )
- THUMB( badr r12, 1f )
- THUMB( bx r12 )
+#ifndef CONFIG_THUMB2_KERNEL
+ mov r0, r0
+#else
+ AR_CLASS( sub pc, pc, #3 ) @ A/R: switch to Thumb2 mode
+ M_CLASS( nop.w ) @ M: already in Thumb2 mode
+ .thumb
+#endif
+ W(b) 1f
.word _magic_sig @ Magic numbers to help the loader
.word _magic_start @ absolute load/run zImage address
.word _magic_end @ zImage end address
.word 0x04030201 @ endianness flag
- THUMB( .thumb )
-1: __EFI_HEADER
-
+ __EFI_HEADER
+1:
ARM_BE8( setend be ) @ go BE8 if compiled for BE8
AR_CLASS( mrs r9, cpsr )
#ifdef CONFIG_ARM_VIRT_EXT
diff --git a/arch/arm/boot/dts/am335x-sl50.dts b/arch/arm/boot/dts/am335x-sl50.dts
index c5d2589c55fc..fc864a855991 100644
--- a/arch/arm/boot/dts/am335x-sl50.dts
+++ b/arch/arm/boot/dts/am335x-sl50.dts
@@ -220,7 +220,7 @@
mmc1_pins: pinmux_mmc1_pins {
pinctrl-single,pins = <
- AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
+ AM33XX_IOPAD(0x96c, PIN_INPUT | MUX_MODE7) /* uart0_rtsn.gpio1_9 */
>;
};
@@ -280,10 +280,6 @@
AM33XX_IOPAD(0x834, PIN_INPUT_PULLUP | MUX_MODE7) /* nKbdReset - gpmc_ad13.gpio1_13 */
AM33XX_IOPAD(0x838, PIN_INPUT_PULLUP | MUX_MODE7) /* nDispReset - gpmc_ad14.gpio1_14 */
AM33XX_IOPAD(0x844, PIN_INPUT_PULLUP | MUX_MODE7) /* USB1_enPower - gpmc_a1.gpio1_17 */
- /* AVR Programming - SPI Bus (bit bang) - Screen and Keyboard */
- AM33XX_IOPAD(0x954, PIN_INPUT_PULLUP | MUX_MODE7) /* Kbd/Disp/BattMOSI spi0_d0.gpio0_3 */
- AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE7) /* Kbd/Disp/BattMISO spi0_d1.gpio0_4 */
- AM33XX_IOPAD(0x950, PIN_INPUT_PULLUP | MUX_MODE7) /* Kbd/Disp/BattSCLK spi0_clk.gpio0_2 */
/* PDI Bus - Battery system */
AM33XX_IOPAD(0x840, PIN_INPUT_PULLUP | MUX_MODE7) /* nBattReset gpmc_a0.gpio1_16 */
AM33XX_IOPAD(0x83c, PIN_INPUT_PULLUP | MUX_MODE7) /* BattPDIData gpmc_ad15.gpio1_15 */
@@ -384,7 +380,7 @@
pinctrl-names = "default";
pinctrl-0 = <&mmc1_pins>;
bus-width = <4>;
- cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
+ cd-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
vmmc-supply = <&vmmcsd_fixed>;
};
diff --git a/arch/arm/boot/dts/bcm283x.dtsi b/arch/arm/boot/dts/bcm283x.dtsi
index 561f27d8d922..9444a9a9ba10 100644
--- a/arch/arm/boot/dts/bcm283x.dtsi
+++ b/arch/arm/boot/dts/bcm283x.dtsi
@@ -3,6 +3,11 @@
#include <dt-bindings/clock/bcm2835-aux.h>
#include <dt-bindings/gpio/gpio.h>
+/* firmware-provided startup stubs live here, where the secondary CPUs are
+ * spinning.
+ */
+/memreserve/ 0x00000000 0x00001000;
+
/* This include file covers the common peripherals and configuration between
* bcm2835 and bcm2836 implementations, leaving the CPU configuration to
* bcm2835.dtsi and bcm2836.dtsi.
diff --git a/arch/arm/boot/dts/imx6ul-14x14-evk.dts b/arch/arm/boot/dts/imx6ul-14x14-evk.dts
index f18e1f1d0ce2..d2be8aa3370b 100644
--- a/arch/arm/boot/dts/imx6ul-14x14-evk.dts
+++ b/arch/arm/boot/dts/imx6ul-14x14-evk.dts
@@ -120,10 +120,16 @@
ethphy0: ethernet-phy@2 {
reg = <2>;
+ micrel,led-mode = <1>;
+ clocks = <&clks IMX6UL_CLK_ENET_REF>;
+ clock-names = "rmii-ref";
};
ethphy1: ethernet-phy@1 {
reg = <1>;
+ micrel,led-mode = <1>;
+ clocks = <&clks IMX6UL_CLK_ENET2_REF>;
+ clock-names = "rmii-ref";
};
};
};
diff --git a/arch/arm/boot/dts/keystone-k2l-netcp.dtsi b/arch/arm/boot/dts/keystone-k2l-netcp.dtsi
index b6f26824e83a..66f615a74118 100644
--- a/arch/arm/boot/dts/keystone-k2l-netcp.dtsi
+++ b/arch/arm/boot/dts/keystone-k2l-netcp.dtsi
@@ -137,8 +137,8 @@ netcp: netcp@26000000 {
/* NetCP address range */
ranges = <0 0x26000000 0x1000000>;
- clocks = <&clkpa>, <&clkcpgmac>, <&chipclk12>, <&clkosr>;
- clock-names = "pa_clk", "ethss_clk", "cpts", "osr_clk";
+ clocks = <&clkpa>, <&clkcpgmac>, <&chipclk12>;
+ clock-names = "pa_clk", "ethss_clk", "cpts";
dma-coherent;
ti,navigator-dmas = <&dma_gbe 0>,
diff --git a/arch/arm/boot/dts/keystone-k2l.dtsi b/arch/arm/boot/dts/keystone-k2l.dtsi
index b58e7ebc0919..148650406cf7 100644
--- a/arch/arm/boot/dts/keystone-k2l.dtsi
+++ b/arch/arm/boot/dts/keystone-k2l.dtsi
@@ -232,6 +232,14 @@
};
};
+ osr: sram@70000000 {
+ compatible = "mmio-sram";
+ reg = <0x70000000 0x10000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ clocks = <&clkosr>;
+ };
+
dspgpio0: keystone_dsp_gpio@02620240 {
compatible = "ti,keystone-dsp-gpio";
gpio-controller;
diff --git a/arch/arm/boot/dts/sunxi-h3-h5.dtsi b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
index 1aeeacb3a884..d4f600dbb7eb 100644
--- a/arch/arm/boot/dts/sunxi-h3-h5.dtsi
+++ b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
@@ -558,10 +558,11 @@
};
r_ccu: clock@1f01400 {
- compatible = "allwinner,sun50i-a64-r-ccu";
+ compatible = "allwinner,sun8i-h3-r-ccu";
reg = <0x01f01400 0x100>;
- clocks = <&osc24M>, <&osc32k>, <&iosc>;
- clock-names = "hosc", "losc", "iosc";
+ clocks = <&osc24M>, <&osc32k>, <&iosc>,
+ <&ccu 9>;
+ clock-names = "hosc", "losc", "iosc", "pll-periph";
#clock-cells = <1>;
#reset-cells = <1>;
};
diff --git a/arch/arm/boot/dts/versatile-pb.dts b/arch/arm/boot/dts/versatile-pb.dts
index 33a8eb28374e..06e2331f666d 100644
--- a/arch/arm/boot/dts/versatile-pb.dts
+++ b/arch/arm/boot/dts/versatile-pb.dts
@@ -1,4 +1,4 @@
-#include <versatile-ab.dts>
+#include "versatile-ab.dts"
/ {
model = "ARM Versatile PB";
diff --git a/arch/arm/common/mcpm_entry.c b/arch/arm/common/mcpm_entry.c
index cf062472e07b..2b913f17d50f 100644
--- a/arch/arm/common/mcpm_entry.c
+++ b/arch/arm/common/mcpm_entry.c
@@ -235,7 +235,7 @@ int mcpm_cpu_power_up(unsigned int cpu, unsigned int cluster)
return ret;
}
-typedef void (*phys_reset_t)(unsigned long);
+typedef typeof(cpu_reset) phys_reset_t;
void mcpm_cpu_power_down(void)
{
@@ -300,7 +300,7 @@ void mcpm_cpu_power_down(void)
* on the CPU.
*/
phys_reset = (phys_reset_t)(unsigned long)__pa_symbol(cpu_reset);
- phys_reset(__pa_symbol(mcpm_entry_point));
+ phys_reset(__pa_symbol(mcpm_entry_point), false);
/* should never get here */
BUG();
@@ -389,7 +389,7 @@ static int __init nocache_trampoline(unsigned long _arg)
__mcpm_cpu_down(cpu, cluster);
phys_reset = (phys_reset_t)(unsigned long)__pa_symbol(cpu_reset);
- phys_reset(__pa_symbol(mcpm_entry_point));
+ phys_reset(__pa_symbol(mcpm_entry_point), false);
BUG();
}
diff --git a/arch/arm/include/asm/device.h b/arch/arm/include/asm/device.h
index 36ec9c8f6e16..3234fe9bba6e 100644
--- a/arch/arm/include/asm/device.h
+++ b/arch/arm/include/asm/device.h
@@ -19,7 +19,8 @@ struct dev_archdata {
#ifdef CONFIG_XEN
const struct dma_map_ops *dev_dma_ops;
#endif
- bool dma_coherent;
+ unsigned int dma_coherent:1;
+ unsigned int dma_ops_setup:1;
};
struct omap_device;
diff --git a/arch/arm/include/asm/pgtable-nommu.h b/arch/arm/include/asm/pgtable-nommu.h
index 302240c19a5a..a0d726a47c8a 100644
--- a/arch/arm/include/asm/pgtable-nommu.h
+++ b/arch/arm/include/asm/pgtable-nommu.h
@@ -66,6 +66,7 @@ typedef pte_t *pte_addr_t;
#define pgprot_noncached(prot) (prot)
#define pgprot_writecombine(prot) (prot)
#define pgprot_dmacoherent(prot) (prot)
+#define pgprot_device(prot) (prot)
/*
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 32e1a9513dc7..4e80bf7420d4 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -315,7 +315,7 @@ static void __init cacheid_init(void)
if (arch >= CPU_ARCH_ARMv6) {
unsigned int cachetype = read_cpuid_cachetype();
- if ((arch == CPU_ARCH_ARMv7M) && !cachetype) {
+ if ((arch == CPU_ARCH_ARMv7M) && !(cachetype & 0xf000f)) {
cacheid = 0;
} else if ((cachetype & (7 << 29)) == 4 << 29) {
/* ARMv7 register format */
diff --git a/arch/arm/kvm/init.S b/arch/arm/kvm/init.S
index 570ed4a9c261..5386528665b5 100644
--- a/arch/arm/kvm/init.S
+++ b/arch/arm/kvm/init.S
@@ -104,7 +104,6 @@ __do_hyp_init:
@ - Write permission implies XN: disabled
@ - Instruction cache: enabled
@ - Data/Unified cache: enabled
- @ - Memory alignment checks: enabled
@ - MMU: enabled (this code must be run from an identity mapping)
mrc p15, 4, r0, c1, c0, 0 @ HSCR
ldr r2, =HSCTLR_MASK
@@ -112,8 +111,8 @@ __do_hyp_init:
mrc p15, 0, r1, c1, c0, 0 @ SCTLR
ldr r2, =(HSCTLR_EE | HSCTLR_FI | HSCTLR_I | HSCTLR_C)
and r1, r1, r2
- ARM( ldr r2, =(HSCTLR_M | HSCTLR_A) )
- THUMB( ldr r2, =(HSCTLR_M | HSCTLR_A | HSCTLR_TE) )
+ ARM( ldr r2, =(HSCTLR_M) )
+ THUMB( ldr r2, =(HSCTLR_M | HSCTLR_TE) )
orr r1, r1, r2
orr r0, r0, r1
mcr p15, 4, r0, c1, c0, 0 @ HSCR
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index 841e924143f9..cbd959b73654 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -1,6 +1,7 @@
menuconfig ARCH_AT91
bool "Atmel SoCs"
depends on ARCH_MULTI_V4T || ARCH_MULTI_V5 || ARCH_MULTI_V7
+ select ARM_CPU_SUSPEND if PM
select COMMON_CLK_AT91
select GPIOLIB
select PINCTRL
diff --git a/arch/arm/mach-davinci/pm.c b/arch/arm/mach-davinci/pm.c
index efb80354f303..b5cc05dc2cb2 100644
--- a/arch/arm/mach-davinci/pm.c
+++ b/arch/arm/mach-davinci/pm.c
@@ -153,7 +153,8 @@ int __init davinci_pm_init(void)
davinci_sram_suspend = sram_alloc(davinci_cpu_suspend_sz, NULL);
if (!davinci_sram_suspend) {
pr_err("PM: cannot allocate SRAM memory\n");
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto no_sram_mem;
}
davinci_sram_push(davinci_sram_suspend, davinci_cpu_suspend,
@@ -161,6 +162,10 @@ int __init davinci_pm_init(void)
suspend_set_ops(&davinci_pm_ops);
+ return 0;
+
+no_sram_mem:
+ iounmap(pm_config.ddrpsc_reg_base);
no_ddrpsc_mem:
iounmap(pm_config.ddrpll_reg_base);
no_ddrpll_mem:
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index c742dfd2967b..bd83c531828a 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -2311,7 +2311,14 @@ int arm_iommu_attach_device(struct device *dev,
}
EXPORT_SYMBOL_GPL(arm_iommu_attach_device);
-static void __arm_iommu_detach_device(struct device *dev)
+/**
+ * arm_iommu_detach_device
+ * @dev: valid struct device pointer
+ *
+ * Detaches the provided device from a previously attached map.
+ * This voids the dma operations (dma_map_ops pointer)
+ */
+void arm_iommu_detach_device(struct device *dev)
{
struct dma_iommu_mapping *mapping;
@@ -2324,22 +2331,10 @@ static void __arm_iommu_detach_device(struct device *dev)
iommu_detach_device(mapping->domain, dev);
kref_put(&mapping->kref, release_iommu_mapping);
to_dma_iommu_mapping(dev) = NULL;
+ set_dma_ops(dev, NULL);
pr_debug("Detached IOMMU controller from %s device.\n", dev_name(dev));
}
-
-/**
- * arm_iommu_detach_device
- * @dev: valid struct device pointer
- *
- * Detaches the provided device from a previously attached map.
- * This voids the dma operations (dma_map_ops pointer)
- */
-void arm_iommu_detach_device(struct device *dev)
-{
- __arm_iommu_detach_device(dev);
- set_dma_ops(dev, NULL);
-}
EXPORT_SYMBOL_GPL(arm_iommu_detach_device);
static const struct dma_map_ops *arm_get_iommu_dma_map_ops(bool coherent)
@@ -2379,7 +2374,7 @@ static void arm_teardown_iommu_dma_ops(struct device *dev)
if (!mapping)
return;
- __arm_iommu_detach_device(dev);
+ arm_iommu_detach_device(dev);
arm_iommu_release_mapping(mapping);
}
@@ -2430,9 +2425,13 @@ void arch_setup_dma_ops(struct device *dev, u64 dma_base, u64 size,
dev->dma_ops = xen_dma_ops;
}
#endif
+ dev->archdata.dma_ops_setup = true;
}
void arch_teardown_dma_ops(struct device *dev)
{
+ if (!dev->archdata.dma_ops_setup)
+ return;
+
arm_teardown_iommu_dma_ops(dev);
}
diff --git a/arch/arm/mm/mmap.c b/arch/arm/mm/mmap.c
index 2239fde10b80..f0701d8d24df 100644
--- a/arch/arm/mm/mmap.c
+++ b/arch/arm/mm/mmap.c
@@ -90,7 +90,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
vma = find_vma(mm, addr);
if (TASK_SIZE - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
@@ -141,7 +141,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
addr = PAGE_ALIGN(addr);
vma = find_vma(mm, addr);
if (TASK_SIZE - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 3dcd7ec69bca..b2024db225a9 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -1084,10 +1084,6 @@ config SYSVIPC_COMPAT
def_bool y
depends on COMPAT && SYSVIPC
-config KEYS_COMPAT
- def_bool y
- depends on COMPAT && KEYS
-
endmenu
menu "Power management options"
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
index c7f669f5884f..166c9ef884dc 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
@@ -406,8 +406,9 @@
r_ccu: clock@1f01400 {
compatible = "allwinner,sun50i-a64-r-ccu";
reg = <0x01f01400 0x100>;
- clocks = <&osc24M>, <&osc32k>, <&iosc>;
- clock-names = "hosc", "losc", "iosc";
+ clocks = <&osc24M>, <&osc32k>, <&iosc>,
+ <&ccu 11>;
+ clock-names = "hosc", "losc", "iosc", "pll-periph";
#clock-cells = <1>;
#reset-cells = <1>;
};
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
index 4d314a253fd9..732e2e06f503 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
@@ -40,7 +40,7 @@
* OTHER DEALINGS IN THE SOFTWARE.
*/
-#include "sunxi-h3-h5.dtsi"
+#include <arm/sunxi-h3-h5.dtsi>
/ {
cpus {
diff --git a/arch/arm64/boot/dts/allwinner/sunxi-h3-h5.dtsi b/arch/arm64/boot/dts/allwinner/sunxi-h3-h5.dtsi
deleted file mode 120000
index 036f01dc2b9b..000000000000
--- a/arch/arm64/boot/dts/allwinner/sunxi-h3-h5.dtsi
+++ /dev/null
@@ -1 +0,0 @@
-../../../../arm/boot/dts/sunxi-h3-h5.dtsi \ No newline at end of file
diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
index ac8df5201cd6..b4bc42ece754 100644
--- a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
@@ -231,8 +231,7 @@
cpm_crypto: crypto@800000 {
compatible = "inside-secure,safexcel-eip197";
reg = <0x800000 0x200000>;
- interrupts = <GIC_SPI 34 (IRQ_TYPE_EDGE_RISING
- | IRQ_TYPE_LEVEL_HIGH)>,
+ interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>,
diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
index 7740a75a8230..6e2058847ddc 100644
--- a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
@@ -221,8 +221,7 @@
cps_crypto: crypto@800000 {
compatible = "inside-secure,safexcel-eip197";
reg = <0x800000 0x200000>;
- interrupts = <GIC_SPI 34 (IRQ_TYPE_EDGE_RISING
- | IRQ_TYPE_LEVEL_HIGH)>,
+ interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 278 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 279 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 280 IRQ_TYPE_LEVEL_HIGH>,
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index 65cdd878cfbd..97c123e09e45 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -68,6 +68,7 @@ CONFIG_PCIE_QCOM=y
CONFIG_PCIE_ARMADA_8K=y
CONFIG_PCI_AARDVARK=y
CONFIG_PCIE_RCAR=y
+CONFIG_PCIE_ROCKCHIP=m
CONFIG_PCI_HOST_GENERIC=y
CONFIG_PCI_XGENE=y
CONFIG_ARM64_VA_BITS_48=y
@@ -208,6 +209,8 @@ CONFIG_BRCMFMAC=m
CONFIG_WL18XX=m
CONFIG_WLCORE_SDIO=m
CONFIG_INPUT_EVDEV=y
+CONFIG_KEYBOARD_ADC=m
+CONFIG_KEYBOARD_CROS_EC=y
CONFIG_KEYBOARD_GPIO=y
CONFIG_INPUT_MISC=y
CONFIG_INPUT_PM8941_PWRKEY=y
@@ -263,6 +266,7 @@ CONFIG_SPI_MESON_SPIFC=m
CONFIG_SPI_ORION=y
CONFIG_SPI_PL022=y
CONFIG_SPI_QUP=y
+CONFIG_SPI_ROCKCHIP=y
CONFIG_SPI_S3C64XX=y
CONFIG_SPI_SPIDEV=m
CONFIG_SPMI=y
@@ -292,6 +296,7 @@ CONFIG_THERMAL_GOV_POWER_ALLOCATOR=y
CONFIG_CPU_THERMAL=y
CONFIG_THERMAL_EMULATION=y
CONFIG_EXYNOS_THERMAL=y
+CONFIG_ROCKCHIP_THERMAL=m
CONFIG_WATCHDOG=y
CONFIG_S3C2410_WATCHDOG=y
CONFIG_MESON_GXBB_WATCHDOG=m
@@ -300,12 +305,14 @@ CONFIG_RENESAS_WDT=y
CONFIG_BCM2835_WDT=y
CONFIG_MFD_CROS_EC=y
CONFIG_MFD_CROS_EC_I2C=y
+CONFIG_MFD_CROS_EC_SPI=y
CONFIG_MFD_EXYNOS_LPASS=m
CONFIG_MFD_HI655X_PMIC=y
CONFIG_MFD_MAX77620=y
CONFIG_MFD_SPMI_PMIC=y
CONFIG_MFD_RK808=y
CONFIG_MFD_SEC_CORE=y
+CONFIG_REGULATOR_FAN53555=y
CONFIG_REGULATOR_FIXED_VOLTAGE=y
CONFIG_REGULATOR_GPIO=y
CONFIG_REGULATOR_HI655X=y
@@ -473,8 +480,10 @@ CONFIG_ARCH_TEGRA_186_SOC=y
CONFIG_EXTCON_USB_GPIO=y
CONFIG_IIO=y
CONFIG_EXYNOS_ADC=y
+CONFIG_ROCKCHIP_SARADC=m
CONFIG_PWM=y
CONFIG_PWM_BCM2835=m
+CONFIG_PWM_CROS_EC=m
CONFIG_PWM_MESON=m
CONFIG_PWM_ROCKCHIP=y
CONFIG_PWM_SAMSUNG=y
@@ -484,6 +493,7 @@ CONFIG_PHY_HI6220_USB=y
CONFIG_PHY_SUN4I_USB=y
CONFIG_PHY_ROCKCHIP_INNO_USB2=y
CONFIG_PHY_ROCKCHIP_EMMC=y
+CONFIG_PHY_ROCKCHIP_PCIE=m
CONFIG_PHY_XGENE=y
CONFIG_PHY_TEGRA_XUSB=y
CONFIG_ARM_SCPI_PROTOCOL=y
diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index 15c142ce991c..b4d13d9267ff 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h
@@ -286,6 +286,10 @@
#define SCTLR_ELx_A (1 << 1)
#define SCTLR_ELx_M 1
+#define SCTLR_EL2_RES1 ((1 << 4) | (1 << 5) | (1 << 11) | (1 << 16) | \
+ (1 << 16) | (1 << 18) | (1 << 22) | (1 << 23) | \
+ (1 << 28) | (1 << 29))
+
#define SCTLR_ELx_FLAGS (SCTLR_ELx_M | SCTLR_ELx_A | SCTLR_ELx_C | \
SCTLR_ELx_SA | SCTLR_ELx_I)
diff --git a/arch/arm64/kernel/vdso.c b/arch/arm64/kernel/vdso.c
index 41b6e31f8f55..d0cb007fa482 100644
--- a/arch/arm64/kernel/vdso.c
+++ b/arch/arm64/kernel/vdso.c
@@ -221,10 +221,11 @@ void update_vsyscall(struct timekeeper *tk)
/* tkr_mono.cycle_last == tkr_raw.cycle_last */
vdso_data->cs_cycle_last = tk->tkr_mono.cycle_last;
vdso_data->raw_time_sec = tk->raw_time.tv_sec;
- vdso_data->raw_time_nsec = tk->raw_time.tv_nsec;
+ vdso_data->raw_time_nsec = (tk->raw_time.tv_nsec <<
+ tk->tkr_raw.shift) +
+ tk->tkr_raw.xtime_nsec;
vdso_data->xtime_clock_sec = tk->xtime_sec;
vdso_data->xtime_clock_nsec = tk->tkr_mono.xtime_nsec;
- /* tkr_raw.xtime_nsec == 0 */
vdso_data->cs_mono_mult = tk->tkr_mono.mult;
vdso_data->cs_raw_mult = tk->tkr_raw.mult;
/* tkr_mono.shift == tkr_raw.shift */
diff --git a/arch/arm64/kernel/vdso/gettimeofday.S b/arch/arm64/kernel/vdso/gettimeofday.S
index e00b4671bd7c..76320e920965 100644
--- a/arch/arm64/kernel/vdso/gettimeofday.S
+++ b/arch/arm64/kernel/vdso/gettimeofday.S
@@ -256,7 +256,6 @@ monotonic_raw:
seqcnt_check fail=monotonic_raw
/* All computations are done with left-shifted nsecs. */
- lsl x14, x14, x12
get_nsec_per_sec res=x9
lsl x9, x9, x12
diff --git a/arch/arm64/kvm/hyp-init.S b/arch/arm64/kvm/hyp-init.S
index 839425c24b1c..3f9615582377 100644
--- a/arch/arm64/kvm/hyp-init.S
+++ b/arch/arm64/kvm/hyp-init.S
@@ -106,10 +106,13 @@ __do_hyp_init:
tlbi alle2
dsb sy
- mrs x4, sctlr_el2
- and x4, x4, #SCTLR_ELx_EE // preserve endianness of EL2
- ldr x5, =SCTLR_ELx_FLAGS
- orr x4, x4, x5
+ /*
+ * Preserve all the RES1 bits while setting the default flags,
+ * as well as the EE bit on BE. Drop the A flag since the compiler
+ * is allowed to generate unaligned accesses.
+ */
+ ldr x4, =(SCTLR_EL2_RES1 | (SCTLR_ELx_FLAGS & ~SCTLR_ELx_A))
+CPU_BE( orr x4, x4, #SCTLR_ELx_EE)
msr sctlr_el2, x4
isb
diff --git a/arch/arm64/kvm/vgic-sys-reg-v3.c b/arch/arm64/kvm/vgic-sys-reg-v3.c
index 79f37e37d367..6260b69e5622 100644
--- a/arch/arm64/kvm/vgic-sys-reg-v3.c
+++ b/arch/arm64/kvm/vgic-sys-reg-v3.c
@@ -65,8 +65,8 @@ static bool access_gic_ctlr(struct kvm_vcpu *vcpu, struct sys_reg_params *p,
* Here set VMCR.CTLR in ICC_CTLR_EL1 layout.
* The vgic_set_vmcr() will convert to ICH_VMCR layout.
*/
- vmcr.ctlr = val & ICC_CTLR_EL1_CBPR_MASK;
- vmcr.ctlr |= val & ICC_CTLR_EL1_EOImode_MASK;
+ vmcr.cbpr = (val & ICC_CTLR_EL1_CBPR_MASK) >> ICC_CTLR_EL1_CBPR_SHIFT;
+ vmcr.eoim = (val & ICC_CTLR_EL1_EOImode_MASK) >> ICC_CTLR_EL1_EOImode_SHIFT;
vgic_set_vmcr(vcpu, &vmcr);
} else {
val = 0;
@@ -83,8 +83,8 @@ static bool access_gic_ctlr(struct kvm_vcpu *vcpu, struct sys_reg_params *p,
* The VMCR.CTLR value is in ICC_CTLR_EL1 layout.
* Extract it directly using ICC_CTLR_EL1 reg definitions.
*/
- val |= vmcr.ctlr & ICC_CTLR_EL1_CBPR_MASK;
- val |= vmcr.ctlr & ICC_CTLR_EL1_EOImode_MASK;
+ val |= (vmcr.cbpr << ICC_CTLR_EL1_CBPR_SHIFT) & ICC_CTLR_EL1_CBPR_MASK;
+ val |= (vmcr.eoim << ICC_CTLR_EL1_EOImode_SHIFT) & ICC_CTLR_EL1_EOImode_MASK;
p->regval = val;
}
@@ -135,7 +135,7 @@ static bool access_gic_bpr1(struct kvm_vcpu *vcpu, struct sys_reg_params *p,
p->regval = 0;
vgic_get_vmcr(vcpu, &vmcr);
- if (!((vmcr.ctlr & ICH_VMCR_CBPR_MASK) >> ICH_VMCR_CBPR_SHIFT)) {
+ if (!vmcr.cbpr) {
if (p->is_write) {
vmcr.abpr = (p->regval & ICC_BPR1_EL1_MASK) >>
ICC_BPR1_EL1_SHIFT;
diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c
index 71f930501ade..c870d6f01ac2 100644
--- a/arch/arm64/net/bpf_jit_comp.c
+++ b/arch/arm64/net/bpf_jit_comp.c
@@ -36,6 +36,7 @@ int bpf_jit_enable __read_mostly;
#define TMP_REG_1 (MAX_BPF_JIT_REG + 0)
#define TMP_REG_2 (MAX_BPF_JIT_REG + 1)
#define TCALL_CNT (MAX_BPF_JIT_REG + 2)
+#define TMP_REG_3 (MAX_BPF_JIT_REG + 3)
/* Map BPF registers to A64 registers */
static const int bpf2a64[] = {
@@ -57,6 +58,7 @@ static const int bpf2a64[] = {
/* temporary registers for internal BPF JIT */
[TMP_REG_1] = A64_R(10),
[TMP_REG_2] = A64_R(11),
+ [TMP_REG_3] = A64_R(12),
/* tail_call_cnt */
[TCALL_CNT] = A64_R(26),
/* temporary register for blinding constants */
@@ -319,6 +321,7 @@ static int build_insn(const struct bpf_insn *insn, struct jit_ctx *ctx)
const u8 src = bpf2a64[insn->src_reg];
const u8 tmp = bpf2a64[TMP_REG_1];
const u8 tmp2 = bpf2a64[TMP_REG_2];
+ const u8 tmp3 = bpf2a64[TMP_REG_3];
const s16 off = insn->off;
const s32 imm = insn->imm;
const int i = insn - ctx->prog->insnsi;
@@ -689,10 +692,10 @@ emit_cond_jmp:
emit(A64_PRFM(tmp, PST, L1, STRM), ctx);
emit(A64_LDXR(isdw, tmp2, tmp), ctx);
emit(A64_ADD(isdw, tmp2, tmp2, src), ctx);
- emit(A64_STXR(isdw, tmp2, tmp, tmp2), ctx);
+ emit(A64_STXR(isdw, tmp2, tmp, tmp3), ctx);
jmp_offset = -3;
check_imm19(jmp_offset);
- emit(A64_CBNZ(0, tmp2, jmp_offset), ctx);
+ emit(A64_CBNZ(0, tmp3, jmp_offset), ctx);
break;
/* R0 = ntohx(*(size *)(((struct sk_buff *)R6)->data + imm)) */
diff --git a/arch/frv/mm/elf-fdpic.c b/arch/frv/mm/elf-fdpic.c
index da82c25301e7..46aa289c5102 100644
--- a/arch/frv/mm/elf-fdpic.c
+++ b/arch/frv/mm/elf-fdpic.c
@@ -75,7 +75,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsi
addr = PAGE_ALIGN(addr);
vma = find_vma(current->mm, addr);
if (TASK_SIZE - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
goto success;
}
diff --git a/arch/hexagon/mm/uaccess.c b/arch/hexagon/mm/uaccess.c
index ec90afdb3ad0..c599eb126c9e 100644
--- a/arch/hexagon/mm/uaccess.c
+++ b/arch/hexagon/mm/uaccess.c
@@ -37,15 +37,14 @@ __kernel_size_t __clear_user_hexagon(void __user *dest, unsigned long count)
long uncleared;
while (count > PAGE_SIZE) {
- uncleared = __copy_to_user_hexagon(dest, &empty_zero_page,
- PAGE_SIZE);
+ uncleared = raw_copy_to_user(dest, &empty_zero_page, PAGE_SIZE);
if (uncleared)
return count - (PAGE_SIZE - uncleared);
count -= PAGE_SIZE;
dest += PAGE_SIZE;
}
if (count)
- count = __copy_to_user_hexagon(dest, &empty_zero_page, count);
+ count = raw_copy_to_user(dest, &empty_zero_page, count);
return count;
}
diff --git a/arch/mips/boot/Makefile b/arch/mips/boot/Makefile
index 2728a9a9c7c5..145b5ce8eb7e 100644
--- a/arch/mips/boot/Makefile
+++ b/arch/mips/boot/Makefile
@@ -128,19 +128,19 @@ quiet_cmd_cpp_its_S = ITS $@
-DADDR_BITS=$(ADDR_BITS) \
-DADDR_CELLS=$(itb_addr_cells)
-$(obj)/vmlinux.its: $(srctree)/arch/mips/$(PLATFORM)/vmlinux.its.S FORCE
+$(obj)/vmlinux.its: $(srctree)/arch/mips/$(PLATFORM)/vmlinux.its.S $(VMLINUX) FORCE
$(call if_changed_dep,cpp_its_S,none,vmlinux.bin)
-$(obj)/vmlinux.gz.its: $(srctree)/arch/mips/$(PLATFORM)/vmlinux.its.S FORCE
+$(obj)/vmlinux.gz.its: $(srctree)/arch/mips/$(PLATFORM)/vmlinux.its.S $(VMLINUX) FORCE
$(call if_changed_dep,cpp_its_S,gzip,vmlinux.bin.gz)
-$(obj)/vmlinux.bz2.its: $(srctree)/arch/mips/$(PLATFORM)/vmlinux.its.S FORCE
+$(obj)/vmlinux.bz2.its: $(srctree)/arch/mips/$(PLATFORM)/vmlinux.its.S $(VMLINUX) FORCE
$(call if_changed_dep,cpp_its_S,bzip2,vmlinux.bin.bz2)
-$(obj)/vmlinux.lzma.its: $(srctree)/arch/mips/$(PLATFORM)/vmlinux.its.S FORCE
+$(obj)/vmlinux.lzma.its: $(srctree)/arch/mips/$(PLATFORM)/vmlinux.its.S $(VMLINUX) FORCE
$(call if_changed_dep,cpp_its_S,lzma,vmlinux.bin.lzma)
-$(obj)/vmlinux.lzo.its: $(srctree)/arch/mips/$(PLATFORM)/vmlinux.its.S FORCE
+$(obj)/vmlinux.lzo.its: $(srctree)/arch/mips/$(PLATFORM)/vmlinux.its.S $(VMLINUX) FORCE
$(call if_changed_dep,cpp_its_S,lzo,vmlinux.bin.lzo)
quiet_cmd_itb-image = ITB $@
diff --git a/arch/mips/include/asm/highmem.h b/arch/mips/include/asm/highmem.h
index d34536e7653f..279b6d14ffeb 100644
--- a/arch/mips/include/asm/highmem.h
+++ b/arch/mips/include/asm/highmem.h
@@ -35,7 +35,12 @@ extern pte_t *pkmap_page_table;
* easily, subsequent pte tables have to be allocated in one physical
* chunk of RAM.
*/
+#ifdef CONFIG_PHYS_ADDR_T_64BIT
+#define LAST_PKMAP 512
+#else
#define LAST_PKMAP 1024
+#endif
+
#define LAST_PKMAP_MASK (LAST_PKMAP-1)
#define PKMAP_NR(virt) ((virt-PKMAP_BASE) >> PAGE_SHIFT)
#define PKMAP_ADDR(nr) (PKMAP_BASE + ((nr) << PAGE_SHIFT))
diff --git a/arch/mips/include/asm/kprobes.h b/arch/mips/include/asm/kprobes.h
index 291846d9ba83..ad1a99948f27 100644
--- a/arch/mips/include/asm/kprobes.h
+++ b/arch/mips/include/asm/kprobes.h
@@ -43,7 +43,8 @@ typedef union mips_instruction kprobe_opcode_t;
#define flush_insn_slot(p) \
do { \
- flush_icache_range((unsigned long)p->addr, \
+ if (p->addr) \
+ flush_icache_range((unsigned long)p->addr, \
(unsigned long)p->addr + \
(MAX_INSN_SIZE * sizeof(kprobe_opcode_t))); \
} while (0)
diff --git a/arch/mips/include/asm/pgtable-32.h b/arch/mips/include/asm/pgtable-32.h
index 6f94bed571c4..74afe8c76bdd 100644
--- a/arch/mips/include/asm/pgtable-32.h
+++ b/arch/mips/include/asm/pgtable-32.h
@@ -19,6 +19,10 @@
#define __ARCH_USE_5LEVEL_HACK
#include <asm-generic/pgtable-nopmd.h>
+#ifdef CONFIG_HIGHMEM
+#include <asm/highmem.h>
+#endif
+
extern int temp_tlb_entry;
/*
@@ -62,7 +66,8 @@ extern int add_temporary_entry(unsigned long entrylo0, unsigned long entrylo1,
#define VMALLOC_START MAP_BASE
-#define PKMAP_BASE (0xfe000000UL)
+#define PKMAP_END ((FIXADDR_START) & ~((LAST_PKMAP << PAGE_SHIFT)-1))
+#define PKMAP_BASE (PKMAP_END - PAGE_SIZE * LAST_PKMAP)
#ifdef CONFIG_HIGHMEM
# define VMALLOC_END (PKMAP_BASE-2*PAGE_SIZE)
diff --git a/arch/mips/kernel/branch.c b/arch/mips/kernel/branch.c
index b11facd11c9d..f702a459a830 100644
--- a/arch/mips/kernel/branch.c
+++ b/arch/mips/kernel/branch.c
@@ -804,8 +804,10 @@ int __compute_return_epc_for_insn(struct pt_regs *regs,
break;
}
/* Compact branch: BNEZC || JIALC */
- if (insn.i_format.rs)
+ if (!insn.i_format.rs) {
+ /* JIALC: set $31/ra */
regs->regs[31] = epc + 4;
+ }
regs->cp0_epc += 8;
break;
#endif
diff --git a/arch/mips/kernel/ftrace.c b/arch/mips/kernel/ftrace.c
index 30a3b75e88eb..9d9b8fbae202 100644
--- a/arch/mips/kernel/ftrace.c
+++ b/arch/mips/kernel/ftrace.c
@@ -38,20 +38,6 @@ void arch_ftrace_update_code(int command)
#endif
-/*
- * Check if the address is in kernel space
- *
- * Clone core_kernel_text() from kernel/extable.c, but doesn't call
- * init_kernel_text() for Ftrace doesn't trace functions in init sections.
- */
-static inline int in_kernel_space(unsigned long ip)
-{
- if (ip >= (unsigned long)_stext &&
- ip <= (unsigned long)_etext)
- return 1;
- return 0;
-}
-
#ifdef CONFIG_DYNAMIC_FTRACE
#define JAL 0x0c000000 /* jump & link: ip --> ra, jump to target */
@@ -198,7 +184,7 @@ int ftrace_make_nop(struct module *mod,
* If ip is in kernel space, no long call, otherwise, long call is
* needed.
*/
- new = in_kernel_space(ip) ? INSN_NOP : INSN_B_1F;
+ new = core_kernel_text(ip) ? INSN_NOP : INSN_B_1F;
#ifdef CONFIG_64BIT
return ftrace_modify_code(ip, new);
#else
@@ -218,12 +204,12 @@ int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr)
unsigned int new;
unsigned long ip = rec->ip;
- new = in_kernel_space(ip) ? insn_jal_ftrace_caller : insn_la_mcount[0];
+ new = core_kernel_text(ip) ? insn_jal_ftrace_caller : insn_la_mcount[0];
#ifdef CONFIG_64BIT
return ftrace_modify_code(ip, new);
#else
- return ftrace_modify_code_2r(ip, new, in_kernel_space(ip) ?
+ return ftrace_modify_code_2r(ip, new, core_kernel_text(ip) ?
INSN_NOP : insn_la_mcount[1]);
#endif
}
@@ -289,7 +275,7 @@ unsigned long ftrace_get_parent_ra_addr(unsigned long self_ra, unsigned long
* instruction "lui v1, hi_16bit_of_mcount"(offset is 24), but for
* kernel, move after the instruction "move ra, at"(offset is 16)
*/
- ip = self_ra - (in_kernel_space(self_ra) ? 16 : 24);
+ ip = self_ra - (core_kernel_text(self_ra) ? 16 : 24);
/*
* search the text until finding the non-store instruction or "s{d,w}
@@ -394,7 +380,7 @@ void prepare_ftrace_return(unsigned long *parent_ra_addr, unsigned long self_ra,
* entries configured through the tracing/set_graph_function interface.
*/
- insns = in_kernel_space(self_ra) ? 2 : MCOUNT_OFFSET_INSNS + 1;
+ insns = core_kernel_text(self_ra) ? 2 : MCOUNT_OFFSET_INSNS + 1;
trace.func = self_ra - (MCOUNT_INSN_SIZE * insns);
/* Only trace if the calling function expects to */
diff --git a/arch/mips/kernel/perf_event_mipsxx.c b/arch/mips/kernel/perf_event_mipsxx.c
index 313a88b2973f..f3e301f95aef 100644
--- a/arch/mips/kernel/perf_event_mipsxx.c
+++ b/arch/mips/kernel/perf_event_mipsxx.c
@@ -1597,7 +1597,6 @@ static const struct mips_perf_event *mipsxx_pmu_map_raw_event(u64 config)
break;
case CPU_P5600:
case CPU_P6600:
- case CPU_I6400:
/* 8-bit event numbers */
raw_id = config & 0x1ff;
base_id = raw_id & 0xff;
@@ -1610,6 +1609,11 @@ static const struct mips_perf_event *mipsxx_pmu_map_raw_event(u64 config)
raw_event.range = P;
#endif
break;
+ case CPU_I6400:
+ /* 8-bit event numbers */
+ base_id = config & 0xff;
+ raw_event.cntr_mask = CNTR_EVEN | CNTR_ODD;
+ break;
case CPU_1004K:
if (IS_BOTH_COUNTERS_1004K_EVENT(base_id))
raw_event.cntr_mask = CNTR_EVEN | CNTR_ODD;
diff --git a/arch/mips/kvm/tlb.c b/arch/mips/kvm/tlb.c
index 7c6336dd2638..7cd92166a0b9 100644
--- a/arch/mips/kvm/tlb.c
+++ b/arch/mips/kvm/tlb.c
@@ -166,7 +166,11 @@ static int _kvm_mips_host_tlb_inv(unsigned long entryhi)
int kvm_mips_host_tlb_inv(struct kvm_vcpu *vcpu, unsigned long va,
bool user, bool kernel)
{
- int idx_user, idx_kernel;
+ /*
+ * Initialize idx_user and idx_kernel to workaround bogus
+ * maybe-initialized warning when using GCC 6.
+ */
+ int idx_user = 0, idx_kernel = 0;
unsigned long flags, old_entryhi;
local_irq_save(flags);
diff --git a/arch/mips/mm/mmap.c b/arch/mips/mm/mmap.c
index 64dd8bdd92c3..28adeabe851f 100644
--- a/arch/mips/mm/mmap.c
+++ b/arch/mips/mm/mmap.c
@@ -93,7 +93,7 @@ static unsigned long arch_get_unmapped_area_common(struct file *filp,
vma = find_vma(mm, addr);
if (TASK_SIZE - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
diff --git a/arch/mips/mm/pgtable-32.c b/arch/mips/mm/pgtable-32.c
index adc6911ba748..b19a3c506b1e 100644
--- a/arch/mips/mm/pgtable-32.c
+++ b/arch/mips/mm/pgtable-32.c
@@ -51,15 +51,15 @@ void __init pagetable_init(void)
/*
* Fixed mappings:
*/
- vaddr = __fix_to_virt(__end_of_fixed_addresses - 1) & PMD_MASK;
- fixrange_init(vaddr, vaddr + FIXADDR_SIZE, pgd_base);
+ vaddr = __fix_to_virt(__end_of_fixed_addresses - 1);
+ fixrange_init(vaddr & PMD_MASK, vaddr + FIXADDR_SIZE, pgd_base);
#ifdef CONFIG_HIGHMEM
/*
* Permanent kmaps:
*/
vaddr = PKMAP_BASE;
- fixrange_init(vaddr, vaddr + PAGE_SIZE*LAST_PKMAP, pgd_base);
+ fixrange_init(vaddr & PMD_MASK, vaddr + PAGE_SIZE*LAST_PKMAP, pgd_base);
pgd = swapper_pg_dir + __pgd_offset(vaddr);
pud = pud_offset(pgd, vaddr);
diff --git a/arch/parisc/kernel/sys_parisc.c b/arch/parisc/kernel/sys_parisc.c
index e5288638a1d9..378a754ca186 100644
--- a/arch/parisc/kernel/sys_parisc.c
+++ b/arch/parisc/kernel/sys_parisc.c
@@ -90,7 +90,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr,
unsigned long len, unsigned long pgoff, unsigned long flags)
{
struct mm_struct *mm = current->mm;
- struct vm_area_struct *vma;
+ struct vm_area_struct *vma, *prev;
unsigned long task_size = TASK_SIZE;
int do_color_align, last_mmap;
struct vm_unmapped_area_info info;
@@ -117,9 +117,10 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr,
else
addr = PAGE_ALIGN(addr);
- vma = find_vma(mm, addr);
+ vma = find_vma_prev(mm, addr, &prev);
if (task_size - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)) &&
+ (!prev || addr >= vm_end_gap(prev)))
goto found_addr;
}
@@ -143,7 +144,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
const unsigned long len, const unsigned long pgoff,
const unsigned long flags)
{
- struct vm_area_struct *vma;
+ struct vm_area_struct *vma, *prev;
struct mm_struct *mm = current->mm;
unsigned long addr = addr0;
int do_color_align, last_mmap;
@@ -177,9 +178,11 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
addr = COLOR_ALIGN(addr, last_mmap, pgoff);
else
addr = PAGE_ALIGN(addr);
- vma = find_vma(mm, addr);
+
+ vma = find_vma_prev(mm, addr, &prev);
if (TASK_SIZE - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)) &&
+ (!prev || addr >= vm_end_gap(prev)))
goto found_addr;
}
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index f7c8f9972f61..bf4391d18923 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -380,22 +380,6 @@ source "arch/powerpc/platforms/Kconfig"
menu "Kernel options"
-config PPC_DT_CPU_FTRS
- bool "Device-tree based CPU feature discovery & setup"
- depends on PPC_BOOK3S_64
- default n
- help
- This enables code to use a new device tree binding for describing CPU
- compatibility and features. Saying Y here will attempt to use the new
- binding if the firmware provides it. Currently only the skiboot
- firmware provides this binding.
- If you're not sure say Y.
-
-config PPC_CPUFEATURES_ENABLE_UNKNOWN
- bool "cpufeatures pass through unknown features to guest/userspace"
- depends on PPC_DT_CPU_FTRS
- default y
-
config HIGHMEM
bool "High memory support"
depends on PPC32
@@ -1215,11 +1199,6 @@ source "arch/powerpc/Kconfig.debug"
source "security/Kconfig"
-config KEYS_COMPAT
- bool
- depends on COMPAT && KEYS
- default y
-
source "crypto/Kconfig"
config PPC_LIB_RHEAP
diff --git a/arch/powerpc/include/asm/book3s/64/hash-4k.h b/arch/powerpc/include/asm/book3s/64/hash-4k.h
index b4b5e6b671ca..0c4e470571ca 100644
--- a/arch/powerpc/include/asm/book3s/64/hash-4k.h
+++ b/arch/powerpc/include/asm/book3s/64/hash-4k.h
@@ -8,7 +8,7 @@
#define H_PTE_INDEX_SIZE 9
#define H_PMD_INDEX_SIZE 7
#define H_PUD_INDEX_SIZE 9
-#define H_PGD_INDEX_SIZE 12
+#define H_PGD_INDEX_SIZE 9
#ifndef __ASSEMBLY__
#define H_PTE_TABLE_SIZE (sizeof(pte_t) << H_PTE_INDEX_SIZE)
diff --git a/arch/powerpc/include/asm/bug.h b/arch/powerpc/include/asm/bug.h
index f2c562a0a427..0151af6c2a50 100644
--- a/arch/powerpc/include/asm/bug.h
+++ b/arch/powerpc/include/asm/bug.h
@@ -104,7 +104,7 @@
"1: "PPC_TLNEI" %4,0\n" \
_EMIT_BUG_ENTRY \
: : "i" (__FILE__), "i" (__LINE__), \
- "i" (BUGFLAG_TAINT(TAINT_WARN)), \
+ "i" (BUGFLAG_WARNING|BUGFLAG_TAINT(TAINT_WARN)),\
"i" (sizeof(struct bug_entry)), \
"r" (__ret_warn_on)); \
} \
diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
index c2d509584a98..d02ad93bf708 100644
--- a/arch/powerpc/include/asm/cputable.h
+++ b/arch/powerpc/include/asm/cputable.h
@@ -214,7 +214,6 @@ enum {
#define CPU_FTR_DAWR LONG_ASM_CONST(0x0400000000000000)
#define CPU_FTR_DABRX LONG_ASM_CONST(0x0800000000000000)
#define CPU_FTR_PMAO_BUG LONG_ASM_CONST(0x1000000000000000)
-#define CPU_FTR_SUBCORE LONG_ASM_CONST(0x2000000000000000)
#define CPU_FTR_POWER9_DD1 LONG_ASM_CONST(0x4000000000000000)
#ifndef __ASSEMBLY__
@@ -463,7 +462,7 @@ enum {
CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
CPU_FTR_ICSWX | CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \
CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_DAWR | \
- CPU_FTR_ARCH_207S | CPU_FTR_TM_COMP | CPU_FTR_SUBCORE)
+ CPU_FTR_ARCH_207S | CPU_FTR_TM_COMP)
#define CPU_FTRS_POWER8E (CPU_FTRS_POWER8 | CPU_FTR_PMAO_BUG)
#define CPU_FTRS_POWER8_DD1 (CPU_FTRS_POWER8 & ~CPU_FTR_DBELL)
#define CPU_FTRS_POWER9 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
diff --git a/arch/powerpc/include/asm/kprobes.h b/arch/powerpc/include/asm/kprobes.h
index a83821f33ea3..8814a7249ceb 100644
--- a/arch/powerpc/include/asm/kprobes.h
+++ b/arch/powerpc/include/asm/kprobes.h
@@ -103,6 +103,7 @@ extern int kprobe_exceptions_notify(struct notifier_block *self,
extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr);
extern int kprobe_handler(struct pt_regs *regs);
extern int kprobe_post_handler(struct pt_regs *regs);
+extern int is_current_kprobe_addr(unsigned long addr);
#ifdef CONFIG_KPROBES_ON_FTRACE
extern int skip_singlestep(struct kprobe *p, struct pt_regs *regs,
struct kprobe_ctlblk *kcb);
diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h
index a2123f291ab0..bb99b651085a 100644
--- a/arch/powerpc/include/asm/processor.h
+++ b/arch/powerpc/include/asm/processor.h
@@ -110,13 +110,18 @@ void release_thread(struct task_struct *);
#define TASK_SIZE_128TB (0x0000800000000000UL)
#define TASK_SIZE_512TB (0x0002000000000000UL)
-#ifdef CONFIG_PPC_BOOK3S_64
+/*
+ * For now 512TB is only supported with book3s and 64K linux page size.
+ */
+#if defined(CONFIG_PPC_BOOK3S_64) && defined(CONFIG_PPC_64K_PAGES)
/*
* Max value currently used:
*/
-#define TASK_SIZE_USER64 TASK_SIZE_512TB
+#define TASK_SIZE_USER64 TASK_SIZE_512TB
+#define DEFAULT_MAP_WINDOW_USER64 TASK_SIZE_128TB
#else
-#define TASK_SIZE_USER64 TASK_SIZE_64TB
+#define TASK_SIZE_USER64 TASK_SIZE_64TB
+#define DEFAULT_MAP_WINDOW_USER64 TASK_SIZE_64TB
#endif
/*
@@ -132,7 +137,7 @@ void release_thread(struct task_struct *);
* space during mmap's.
*/
#define TASK_UNMAPPED_BASE_USER32 (PAGE_ALIGN(TASK_SIZE_USER32 / 4))
-#define TASK_UNMAPPED_BASE_USER64 (PAGE_ALIGN(TASK_SIZE_128TB / 4))
+#define TASK_UNMAPPED_BASE_USER64 (PAGE_ALIGN(DEFAULT_MAP_WINDOW_USER64 / 4))
#define TASK_UNMAPPED_BASE ((is_32bit_task()) ? \
TASK_UNMAPPED_BASE_USER32 : TASK_UNMAPPED_BASE_USER64 )
@@ -143,21 +148,15 @@ void release_thread(struct task_struct *);
* with 128TB and conditionally enable upto 512TB
*/
#ifdef CONFIG_PPC_BOOK3S_64
-#define DEFAULT_MAP_WINDOW ((is_32bit_task()) ? \
- TASK_SIZE_USER32 : TASK_SIZE_128TB)
+#define DEFAULT_MAP_WINDOW ((is_32bit_task()) ? \
+ TASK_SIZE_USER32 : DEFAULT_MAP_WINDOW_USER64)
#else
#define DEFAULT_MAP_WINDOW TASK_SIZE
#endif
#ifdef __powerpc64__
-#ifdef CONFIG_PPC_BOOK3S_64
-/* Limit stack to 128TB */
-#define STACK_TOP_USER64 TASK_SIZE_128TB
-#else
-#define STACK_TOP_USER64 TASK_SIZE_USER64
-#endif
-
+#define STACK_TOP_USER64 DEFAULT_MAP_WINDOW_USER64
#define STACK_TOP_USER32 TASK_SIZE_USER32
#define STACK_TOP (is_32bit_task() ? \
diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h
index 8b3b46b7b0f2..329771559cbb 100644
--- a/arch/powerpc/include/asm/topology.h
+++ b/arch/powerpc/include/asm/topology.h
@@ -44,8 +44,22 @@ extern void __init dump_numa_cpu_topology(void);
extern int sysfs_add_device_to_node(struct device *dev, int nid);
extern void sysfs_remove_device_from_node(struct device *dev, int nid);
+static inline int early_cpu_to_node(int cpu)
+{
+ int nid;
+
+ nid = numa_cpu_lookup_table[cpu];
+
+ /*
+ * Fall back to node 0 if nid is unset (it should be, except bugs).
+ * This allows callers to safely do NODE_DATA(early_cpu_to_node(cpu)).
+ */
+ return (nid < 0) ? 0 : nid;
+}
#else
+static inline int early_cpu_to_node(int cpu) { return 0; }
+
static inline void dump_numa_cpu_topology(void) {}
static inline int sysfs_add_device_to_node(struct device *dev, int nid)
diff --git a/arch/powerpc/include/asm/xive.h b/arch/powerpc/include/asm/xive.h
index c8a822acf962..c23ff4389ca2 100644
--- a/arch/powerpc/include/asm/xive.h
+++ b/arch/powerpc/include/asm/xive.h
@@ -94,11 +94,13 @@ struct xive_q {
* store at 0 and some ESBs support doing a trigger via a
* separate trigger page.
*/
-#define XIVE_ESB_GET 0x800
-#define XIVE_ESB_SET_PQ_00 0xc00
-#define XIVE_ESB_SET_PQ_01 0xd00
-#define XIVE_ESB_SET_PQ_10 0xe00
-#define XIVE_ESB_SET_PQ_11 0xf00
+#define XIVE_ESB_STORE_EOI 0x400 /* Store */
+#define XIVE_ESB_LOAD_EOI 0x000 /* Load */
+#define XIVE_ESB_GET 0x800 /* Load */
+#define XIVE_ESB_SET_PQ_00 0xc00 /* Load */
+#define XIVE_ESB_SET_PQ_01 0xd00 /* Load */
+#define XIVE_ESB_SET_PQ_10 0xe00 /* Load */
+#define XIVE_ESB_SET_PQ_11 0xf00 /* Load */
#define XIVE_ESB_VAL_P 0x2
#define XIVE_ESB_VAL_Q 0x1
diff --git a/arch/powerpc/kernel/dt_cpu_ftrs.c b/arch/powerpc/kernel/dt_cpu_ftrs.c
index fcc7588a96d6..4c7656dc4e04 100644
--- a/arch/powerpc/kernel/dt_cpu_ftrs.c
+++ b/arch/powerpc/kernel/dt_cpu_ftrs.c
@@ -8,6 +8,7 @@
#include <linux/export.h>
#include <linux/init.h>
#include <linux/jump_label.h>
+#include <linux/libfdt.h>
#include <linux/memblock.h>
#include <linux/printk.h>
#include <linux/sched.h>
@@ -642,7 +643,6 @@ static struct dt_cpu_feature_match __initdata
{"processor-control-facility", feat_enable_dbell, CPU_FTR_DBELL},
{"processor-control-facility-v3", feat_enable_dbell, CPU_FTR_DBELL},
{"processor-utilization-of-resources-register", feat_enable_purr, 0},
- {"subcore", feat_enable, CPU_FTR_SUBCORE},
{"no-execute", feat_enable, 0},
{"strong-access-ordering", feat_enable, CPU_FTR_SAO},
{"cache-inhibited-large-page", feat_enable_large_ci, 0},
@@ -671,12 +671,24 @@ static struct dt_cpu_feature_match __initdata
{"wait-v3", feat_enable, 0},
};
-/* XXX: how to configure this? Default + boot time? */
-#ifdef CONFIG_PPC_CPUFEATURES_ENABLE_UNKNOWN
-#define CPU_FEATURE_ENABLE_UNKNOWN 1
-#else
-#define CPU_FEATURE_ENABLE_UNKNOWN 0
-#endif
+static bool __initdata using_dt_cpu_ftrs;
+static bool __initdata enable_unknown = true;
+
+static int __init dt_cpu_ftrs_parse(char *str)
+{
+ if (!str)
+ return 0;
+
+ if (!strcmp(str, "off"))
+ using_dt_cpu_ftrs = false;
+ else if (!strcmp(str, "known"))
+ enable_unknown = false;
+ else
+ return 1;
+
+ return 0;
+}
+early_param("dt_cpu_ftrs", dt_cpu_ftrs_parse);
static void __init cpufeatures_setup_start(u32 isa)
{
@@ -707,7 +719,7 @@ static bool __init cpufeatures_process_feature(struct dt_cpu_feature *f)
}
}
- if (!known && CPU_FEATURE_ENABLE_UNKNOWN) {
+ if (!known && enable_unknown) {
if (!feat_try_enable_unknown(f)) {
pr_info("not enabling: %s (unknown and unsupported by kernel)\n",
f->name);
@@ -756,6 +768,26 @@ static void __init cpufeatures_setup_finished(void)
cur_cpu_spec->cpu_features, cur_cpu_spec->mmu_features);
}
+static int __init disabled_on_cmdline(void)
+{
+ unsigned long root, chosen;
+ const char *p;
+
+ root = of_get_flat_dt_root();
+ chosen = of_get_flat_dt_subnode_by_name(root, "chosen");
+ if (chosen == -FDT_ERR_NOTFOUND)
+ return false;
+
+ p = of_get_flat_dt_prop(chosen, "bootargs", NULL);
+ if (!p)
+ return false;
+
+ if (strstr(p, "dt_cpu_ftrs=off"))
+ return true;
+
+ return false;
+}
+
static int __init fdt_find_cpu_features(unsigned long node, const char *uname,
int depth, void *data)
{
@@ -766,8 +798,6 @@ static int __init fdt_find_cpu_features(unsigned long node, const char *uname,
return 0;
}
-static bool __initdata using_dt_cpu_ftrs = false;
-
bool __init dt_cpu_ftrs_in_use(void)
{
return using_dt_cpu_ftrs;
@@ -775,6 +805,8 @@ bool __init dt_cpu_ftrs_in_use(void)
bool __init dt_cpu_ftrs_init(void *fdt)
{
+ using_dt_cpu_ftrs = false;
+
/* Setup and verify the FDT, if it fails we just bail */
if (!early_init_dt_verify(fdt))
return false;
@@ -782,6 +814,9 @@ bool __init dt_cpu_ftrs_init(void *fdt)
if (!of_scan_flat_dt(fdt_find_cpu_features, NULL))
return false;
+ if (disabled_on_cmdline())
+ return false;
+
cpufeatures_setup_cpu();
using_dt_cpu_ftrs = true;
@@ -1027,5 +1062,8 @@ static int __init dt_cpu_ftrs_scan_callback(unsigned long node, const char
void __init dt_cpu_ftrs_scan(void)
{
+ if (!using_dt_cpu_ftrs)
+ return;
+
of_scan_flat_dt(dt_cpu_ftrs_scan_callback, NULL);
}
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index ae418b85c17c..b886795060fd 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -1411,10 +1411,8 @@ USE_TEXT_SECTION()
.balign IFETCH_ALIGN_BYTES
do_hash_page:
#ifdef CONFIG_PPC_STD_MMU_64
- andis. r0,r4,0xa410 /* weird error? */
+ andis. r0,r4,0xa450 /* weird error? */
bne- handle_page_fault /* if not, try to insert a HPTE */
- andis. r0,r4,DSISR_DABRMATCH@h
- bne- handle_dabr_fault
CURRENT_THREAD_INFO(r11, r1)
lwz r0,TI_PREEMPT(r11) /* If we're in an "NMI" */
andis. r0,r0,NMI_MASK@h /* (i.e. an irq when soft-disabled) */
@@ -1438,11 +1436,16 @@ do_hash_page:
/* Error */
blt- 13f
+
+ /* Reload DSISR into r4 for the DABR check below */
+ ld r4,_DSISR(r1)
#endif /* CONFIG_PPC_STD_MMU_64 */
/* Here we have a page fault that hash_page can't handle. */
handle_page_fault:
-11: ld r4,_DAR(r1)
+11: andis. r0,r4,DSISR_DABRMATCH@h
+ bne- handle_dabr_fault
+ ld r4,_DAR(r1)
ld r5,_DSISR(r1)
addi r3,r1,STACK_FRAME_OVERHEAD
bl do_page_fault
diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c
index fc4343514bed..01addfb0ed0a 100644
--- a/arch/powerpc/kernel/kprobes.c
+++ b/arch/powerpc/kernel/kprobes.c
@@ -43,6 +43,12 @@ DEFINE_PER_CPU(struct kprobe_ctlblk, kprobe_ctlblk);
struct kretprobe_blackpoint kretprobe_blacklist[] = {{NULL, NULL}};
+int is_current_kprobe_addr(unsigned long addr)
+{
+ struct kprobe *p = kprobe_running();
+ return (p && (unsigned long)p->addr == addr) ? 1 : 0;
+}
+
bool arch_within_kprobe_blacklist(unsigned long addr)
{
return (addr >= (unsigned long)__kprobes_text_start &&
@@ -617,6 +623,15 @@ int setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs)
regs->gpr[2] = (unsigned long)(((func_descr_t *)jp->entry)->toc);
#endif
+ /*
+ * jprobes use jprobe_return() which skips the normal return
+ * path of the function, and this messes up the accounting of the
+ * function graph tracer.
+ *
+ * Pause function graph tracing while performing the jprobe function.
+ */
+ pause_graph_tracing();
+
return 1;
}
NOKPROBE_SYMBOL(setjmp_pre_handler);
@@ -642,6 +657,8 @@ int longjmp_break_handler(struct kprobe *p, struct pt_regs *regs)
* saved regs...
*/
memcpy(regs, &kcb->jprobe_saved_regs, sizeof(struct pt_regs));
+ /* It's OK to start function graph tracing again */
+ unpause_graph_tracing();
preempt_enable_no_resched();
return 1;
}
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index baae104b16c7..2ad725ef4368 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1666,6 +1666,7 @@ void start_thread(struct pt_regs *regs, unsigned long start, unsigned long sp)
#ifdef CONFIG_VSX
current->thread.used_vsr = 0;
#endif
+ current->thread.load_fp = 0;
memset(&current->thread.fp_state, 0, sizeof(current->thread.fp_state));
current->thread.fp_save_area = NULL;
#ifdef CONFIG_ALTIVEC
@@ -1674,6 +1675,7 @@ void start_thread(struct pt_regs *regs, unsigned long start, unsigned long sp)
current->thread.vr_save_area = NULL;
current->thread.vrsave = 0;
current->thread.used_vr = 0;
+ current->thread.load_vec = 0;
#endif /* CONFIG_ALTIVEC */
#ifdef CONFIG_SPE
memset(current->thread.evr, 0, sizeof(current->thread.evr));
@@ -1685,6 +1687,7 @@ void start_thread(struct pt_regs *regs, unsigned long start, unsigned long sp)
current->thread.tm_tfhar = 0;
current->thread.tm_texasr = 0;
current->thread.tm_tfiar = 0;
+ current->thread.load_tm = 0;
#endif /* CONFIG_PPC_TRANSACTIONAL_MEM */
}
EXPORT_SYMBOL(start_thread);
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index 71dcda91755d..857129acf960 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -928,7 +928,7 @@ void __init setup_arch(char **cmdline_p)
#ifdef CONFIG_PPC_MM_SLICES
#ifdef CONFIG_PPC64
- init_mm.context.addr_limit = TASK_SIZE_128TB;
+ init_mm.context.addr_limit = DEFAULT_MAP_WINDOW_USER64;
#else
#error "context.addr_limit not initialized."
#endif
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index f35ff9dea4fb..4640f6d64f8b 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -616,6 +616,24 @@ void __init exc_lvl_early_init(void)
#endif
/*
+ * Emergency stacks are used for a range of things, from asynchronous
+ * NMIs (system reset, machine check) to synchronous, process context.
+ * We set preempt_count to zero, even though that isn't necessarily correct. To
+ * get the right value we'd need to copy it from the previous thread_info, but
+ * doing that might fault causing more problems.
+ * TODO: what to do with accounting?
+ */
+static void emerg_stack_init_thread_info(struct thread_info *ti, int cpu)
+{
+ ti->task = NULL;
+ ti->cpu = cpu;
+ ti->preempt_count = 0;
+ ti->local_flags = 0;
+ ti->flags = 0;
+ klp_init_thread_info(ti);
+}
+
+/*
* Stack space used when we detect a bad kernel stack pointer, and
* early in SMP boots before relocation is enabled. Exclusive emergency
* stack for machine checks.
@@ -633,24 +651,31 @@ void __init emergency_stack_init(void)
* Since we use these as temporary stacks during secondary CPU
* bringup, we need to get at them in real mode. This means they
* must also be within the RMO region.
+ *
+ * The IRQ stacks allocated elsewhere in this file are zeroed and
+ * initialized in kernel/irq.c. These are initialized here in order
+ * to have emergency stacks available as early as possible.
*/
limit = min(safe_stack_limit(), ppc64_rma_size);
for_each_possible_cpu(i) {
struct thread_info *ti;
ti = __va(memblock_alloc_base(THREAD_SIZE, THREAD_SIZE, limit));
- klp_init_thread_info(ti);
+ memset(ti, 0, THREAD_SIZE);
+ emerg_stack_init_thread_info(ti, i);
paca[i].emergency_sp = (void *)ti + THREAD_SIZE;
#ifdef CONFIG_PPC_BOOK3S_64
/* emergency stack for NMI exception handling. */
ti = __va(memblock_alloc_base(THREAD_SIZE, THREAD_SIZE, limit));
- klp_init_thread_info(ti);
+ memset(ti, 0, THREAD_SIZE);
+ emerg_stack_init_thread_info(ti, i);
paca[i].nmi_emergency_sp = (void *)ti + THREAD_SIZE;
/* emergency stack for machine check exception handling. */
ti = __va(memblock_alloc_base(THREAD_SIZE, THREAD_SIZE, limit));
- klp_init_thread_info(ti);
+ memset(ti, 0, THREAD_SIZE);
+ emerg_stack_init_thread_info(ti, i);
paca[i].mc_emergency_sp = (void *)ti + THREAD_SIZE;
#endif
}
@@ -661,7 +686,7 @@ void __init emergency_stack_init(void)
static void * __init pcpu_fc_alloc(unsigned int cpu, size_t size, size_t align)
{
- return __alloc_bootmem_node(NODE_DATA(cpu_to_node(cpu)), size, align,
+ return __alloc_bootmem_node(NODE_DATA(early_cpu_to_node(cpu)), size, align,
__pa(MAX_DMA_ADDRESS));
}
@@ -672,7 +697,7 @@ static void __init pcpu_fc_free(void *ptr, size_t size)
static int pcpu_cpu_distance(unsigned int from, unsigned int to)
{
- if (cpu_to_node(from) == cpu_to_node(to))
+ if (early_cpu_to_node(from) == early_cpu_to_node(to))
return LOCAL_DISTANCE;
else
return REMOTE_DISTANCE;
diff --git a/arch/powerpc/kernel/trace/ftrace_64_mprofile.S b/arch/powerpc/kernel/trace/ftrace_64_mprofile.S
index 7c933a99f5d5..c98e90b4ea7b 100644
--- a/arch/powerpc/kernel/trace/ftrace_64_mprofile.S
+++ b/arch/powerpc/kernel/trace/ftrace_64_mprofile.S
@@ -45,10 +45,14 @@ _GLOBAL(ftrace_caller)
stdu r1,-SWITCH_FRAME_SIZE(r1)
/* Save all gprs to pt_regs */
- SAVE_8GPRS(0,r1)
- SAVE_8GPRS(8,r1)
- SAVE_8GPRS(16,r1)
- SAVE_8GPRS(24,r1)
+ SAVE_GPR(0, r1)
+ SAVE_10GPRS(2, r1)
+ SAVE_10GPRS(12, r1)
+ SAVE_10GPRS(22, r1)
+
+ /* Save previous stack pointer (r1) */
+ addi r8, r1, SWITCH_FRAME_SIZE
+ std r8, GPR1(r1)
/* Load special regs for save below */
mfmsr r8
@@ -95,18 +99,44 @@ ftrace_call:
bl ftrace_stub
nop
- /* Load ctr with the possibly modified NIP */
- ld r3, _NIP(r1)
- mtctr r3
+ /* Load the possibly modified NIP */
+ ld r15, _NIP(r1)
+
#ifdef CONFIG_LIVEPATCH
- cmpd r14,r3 /* has NIP been altered? */
+ cmpd r14, r15 /* has NIP been altered? */
+#endif
+
+#if defined(CONFIG_LIVEPATCH) && defined(CONFIG_KPROBES_ON_FTRACE)
+ /* NIP has not been altered, skip over further checks */
+ beq 1f
+
+ /* Check if there is an active kprobe on us */
+ subi r3, r14, 4
+ bl is_current_kprobe_addr
+ nop
+
+ /*
+ * If r3 == 1, then this is a kprobe/jprobe.
+ * else, this is livepatched function.
+ *
+ * The conditional branch for livepatch_handler below will use the
+ * result of this comparison. For kprobe/jprobe, we just need to branch to
+ * the new NIP, not call livepatch_handler. The branch below is bne, so we
+ * want CR0[EQ] to be true if this is a kprobe/jprobe. Which means we want
+ * CR0[EQ] = (r3 == 1).
+ */
+ cmpdi r3, 1
+1:
#endif
+ /* Load CTR with the possibly modified NIP */
+ mtctr r15
+
/* Restore gprs */
- REST_8GPRS(0,r1)
- REST_8GPRS(8,r1)
- REST_8GPRS(16,r1)
- REST_8GPRS(24,r1)
+ REST_GPR(0,r1)
+ REST_10GPRS(2,r1)
+ REST_10GPRS(12,r1)
+ REST_10GPRS(22,r1)
/* Restore possibly modified LR */
ld r0, _LINK(r1)
@@ -119,7 +149,10 @@ ftrace_call:
addi r1, r1, SWITCH_FRAME_SIZE
#ifdef CONFIG_LIVEPATCH
- /* Based on the cmpd above, if the NIP was altered handle livepatch */
+ /*
+ * Based on the cmpd or cmpdi above, if the NIP was altered and we're
+ * not on a kprobe/jprobe, then handle livepatch.
+ */
bne- livepatch_handler
#endif
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index 42b7a4fd57d9..8d1a365b8edc 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -1486,6 +1486,14 @@ static int kvmppc_set_one_reg_hv(struct kvm_vcpu *vcpu, u64 id,
r = set_vpa(vcpu, &vcpu->arch.dtl, addr, len);
break;
case KVM_REG_PPC_TB_OFFSET:
+ /*
+ * POWER9 DD1 has an erratum where writing TBU40 causes
+ * the timebase to lose ticks. So we don't let the
+ * timebase offset be changed on P9 DD1. (It is
+ * initialized to zero.)
+ */
+ if (cpu_has_feature(CPU_FTR_POWER9_DD1))
+ break;
/* round up to multiple of 2^24 */
vcpu->arch.vcore->tb_offset =
ALIGN(set_reg_val(id, *val), 1UL << 24);
@@ -2907,12 +2915,36 @@ static int kvmppc_vcpu_run_hv(struct kvm_run *run, struct kvm_vcpu *vcpu)
{
int r;
int srcu_idx;
+ unsigned long ebb_regs[3] = {}; /* shut up GCC */
+ unsigned long user_tar = 0;
+ unsigned int user_vrsave;
if (!vcpu->arch.sane) {
run->exit_reason = KVM_EXIT_INTERNAL_ERROR;
return -EINVAL;
}
+ /*
+ * Don't allow entry with a suspended transaction, because
+ * the guest entry/exit code will lose it.
+ * If the guest has TM enabled, save away their TM-related SPRs
+ * (they will get restored by the TM unavailable interrupt).
+ */
+#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
+ if (cpu_has_feature(CPU_FTR_TM) && current->thread.regs &&
+ (current->thread.regs->msr & MSR_TM)) {
+ if (MSR_TM_ACTIVE(current->thread.regs->msr)) {
+ run->exit_reason = KVM_EXIT_FAIL_ENTRY;
+ run->fail_entry.hardware_entry_failure_reason = 0;
+ return -EINVAL;
+ }
+ current->thread.tm_tfhar = mfspr(SPRN_TFHAR);
+ current->thread.tm_tfiar = mfspr(SPRN_TFIAR);
+ current->thread.tm_texasr = mfspr(SPRN_TEXASR);
+ current->thread.regs->msr &= ~MSR_TM;
+ }
+#endif
+
kvmppc_core_prepare_to_enter(vcpu);
/* No need to go into the guest when all we'll do is come back out */
@@ -2934,6 +2966,15 @@ static int kvmppc_vcpu_run_hv(struct kvm_run *run, struct kvm_vcpu *vcpu)
flush_all_to_thread(current);
+ /* Save userspace EBB and other register values */
+ if (cpu_has_feature(CPU_FTR_ARCH_207S)) {
+ ebb_regs[0] = mfspr(SPRN_EBBHR);
+ ebb_regs[1] = mfspr(SPRN_EBBRR);
+ ebb_regs[2] = mfspr(SPRN_BESCR);
+ user_tar = mfspr(SPRN_TAR);
+ }
+ user_vrsave = mfspr(SPRN_VRSAVE);
+
vcpu->arch.wqp = &vcpu->arch.vcore->wq;
vcpu->arch.pgdir = current->mm->pgd;
vcpu->arch.state = KVMPPC_VCPU_BUSY_IN_HOST;
@@ -2960,6 +3001,16 @@ static int kvmppc_vcpu_run_hv(struct kvm_run *run, struct kvm_vcpu *vcpu)
}
} while (is_kvmppc_resume_guest(r));
+ /* Restore userspace EBB and other register values */
+ if (cpu_has_feature(CPU_FTR_ARCH_207S)) {
+ mtspr(SPRN_EBBHR, ebb_regs[0]);
+ mtspr(SPRN_EBBRR, ebb_regs[1]);
+ mtspr(SPRN_BESCR, ebb_regs[2]);
+ mtspr(SPRN_TAR, user_tar);
+ mtspr(SPRN_FSCR, current->thread.fscr);
+ }
+ mtspr(SPRN_VRSAVE, user_vrsave);
+
out:
vcpu->arch.state = KVMPPC_VCPU_NOTREADY;
atomic_dec(&vcpu->kvm->arch.vcpus_running);
diff --git a/arch/powerpc/kvm/book3s_hv_interrupts.S b/arch/powerpc/kvm/book3s_hv_interrupts.S
index 0fdc4a28970b..404deb512844 100644
--- a/arch/powerpc/kvm/book3s_hv_interrupts.S
+++ b/arch/powerpc/kvm/book3s_hv_interrupts.S
@@ -121,10 +121,20 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
* Put whatever is in the decrementer into the
* hypervisor decrementer.
*/
+BEGIN_FTR_SECTION
+ ld r5, HSTATE_KVM_VCORE(r13)
+ ld r6, VCORE_KVM(r5)
+ ld r9, KVM_HOST_LPCR(r6)
+ andis. r9, r9, LPCR_LD@h
+END_FTR_SECTION_IFSET(CPU_FTR_ARCH_300)
mfspr r8,SPRN_DEC
mftb r7
- mtspr SPRN_HDEC,r8
+BEGIN_FTR_SECTION
+ /* On POWER9, don't sign-extend if host LPCR[LD] bit is set */
+ bne 32f
+END_FTR_SECTION_IFSET(CPU_FTR_ARCH_300)
extsw r8,r8
+32: mtspr SPRN_HDEC,r8
add r8,r8,r7
std r8,HSTATE_DECEXP(r13)
diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
index bdb3f76ceb6b..4888dd494604 100644
--- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S
+++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
@@ -32,12 +32,29 @@
#include <asm/opal.h>
#include <asm/xive-regs.h>
+/* Sign-extend HDEC if not on POWER9 */
+#define EXTEND_HDEC(reg) \
+BEGIN_FTR_SECTION; \
+ extsw reg, reg; \
+END_FTR_SECTION_IFCLR(CPU_FTR_ARCH_300)
+
#define VCPU_GPRS_TM(reg) (((reg) * ULONG_SIZE) + VCPU_GPR_TM)
/* Values in HSTATE_NAPPING(r13) */
#define NAPPING_CEDE 1
#define NAPPING_NOVCPU 2
+/* Stack frame offsets for kvmppc_hv_entry */
+#define SFS 144
+#define STACK_SLOT_TRAP (SFS-4)
+#define STACK_SLOT_TID (SFS-16)
+#define STACK_SLOT_PSSCR (SFS-24)
+#define STACK_SLOT_PID (SFS-32)
+#define STACK_SLOT_IAMR (SFS-40)
+#define STACK_SLOT_CIABR (SFS-48)
+#define STACK_SLOT_DAWR (SFS-56)
+#define STACK_SLOT_DAWRX (SFS-64)
+
/*
* Call kvmppc_hv_entry in real mode.
* Must be called with interrupts hard-disabled.
@@ -214,6 +231,8 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
kvmppc_primary_no_guest:
/* We handle this much like a ceded vcpu */
/* put the HDEC into the DEC, since HDEC interrupts don't wake us */
+ /* HDEC may be larger than DEC for arch >= v3.00, but since the */
+ /* HDEC value came from DEC in the first place, it will fit */
mfspr r3, SPRN_HDEC
mtspr SPRN_DEC, r3
/*
@@ -295,8 +314,9 @@ kvm_novcpu_wakeup:
/* See if our timeslice has expired (HDEC is negative) */
mfspr r0, SPRN_HDEC
+ EXTEND_HDEC(r0)
li r12, BOOK3S_INTERRUPT_HV_DECREMENTER
- cmpwi r0, 0
+ cmpdi r0, 0
blt kvm_novcpu_exit
/* Got an IPI but other vcpus aren't yet exiting, must be a latecomer */
@@ -319,10 +339,10 @@ kvm_novcpu_exit:
bl kvmhv_accumulate_time
#endif
13: mr r3, r12
- stw r12, 112-4(r1)
+ stw r12, STACK_SLOT_TRAP(r1)
bl kvmhv_commence_exit
nop
- lwz r12, 112-4(r1)
+ lwz r12, STACK_SLOT_TRAP(r1)
b kvmhv_switch_to_host
/*
@@ -390,8 +410,8 @@ kvm_secondary_got_guest:
lbz r4, HSTATE_PTID(r13)
cmpwi r4, 0
bne 63f
- lis r6, 0x7fff
- ori r6, r6, 0xffff
+ LOAD_REG_ADDR(r6, decrementer_max)
+ ld r6, 0(r6)
mtspr SPRN_HDEC, r6
/* and set per-LPAR registers, if doing dynamic micro-threading */
ld r6, HSTATE_SPLIT_MODE(r13)
@@ -545,11 +565,6 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
* *
*****************************************************************************/
-/* Stack frame offsets */
-#define STACK_SLOT_TID (112-16)
-#define STACK_SLOT_PSSCR (112-24)
-#define STACK_SLOT_PID (112-32)
-
.global kvmppc_hv_entry
kvmppc_hv_entry:
@@ -565,7 +580,7 @@ kvmppc_hv_entry:
*/
mflr r0
std r0, PPC_LR_STKOFF(r1)
- stdu r1, -112(r1)
+ stdu r1, -SFS(r1)
/* Save R1 in the PACA */
std r1, HSTATE_HOST_R1(r13)
@@ -749,10 +764,20 @@ BEGIN_FTR_SECTION
mfspr r5, SPRN_TIDR
mfspr r6, SPRN_PSSCR
mfspr r7, SPRN_PID
+ mfspr r8, SPRN_IAMR
std r5, STACK_SLOT_TID(r1)
std r6, STACK_SLOT_PSSCR(r1)
std r7, STACK_SLOT_PID(r1)
+ std r8, STACK_SLOT_IAMR(r1)
END_FTR_SECTION_IFSET(CPU_FTR_ARCH_300)
+BEGIN_FTR_SECTION
+ mfspr r5, SPRN_CIABR
+ mfspr r6, SPRN_DAWR
+ mfspr r7, SPRN_DAWRX
+ std r5, STACK_SLOT_CIABR(r1)
+ std r6, STACK_SLOT_DAWR(r1)
+ std r7, STACK_SLOT_DAWRX(r1)
+END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
BEGIN_FTR_SECTION
/* Set partition DABR */
@@ -968,7 +993,8 @@ ALT_FTR_SECTION_END_IFCLR(CPU_FTR_ARCH_300)
/* Check if HDEC expires soon */
mfspr r3, SPRN_HDEC
- cmpwi r3, 512 /* 1 microsecond */
+ EXTEND_HDEC(r3)
+ cmpdi r3, 512 /* 1 microsecond */
blt hdec_soon
#ifdef CONFIG_KVM_XICS
@@ -1505,11 +1531,10 @@ ALT_FTR_SECTION_END_IFCLR(CPU_FTR_ARCH_300)
* set by the guest could disrupt the host.
*/
li r0, 0
- mtspr SPRN_IAMR, r0
- mtspr SPRN_CIABR, r0
- mtspr SPRN_DAWRX, r0
+ mtspr SPRN_PSPB, r0
mtspr SPRN_WORT, r0
BEGIN_FTR_SECTION
+ mtspr SPRN_IAMR, r0
mtspr SPRN_TCSCR, r0
/* Set MMCRS to 1<<31 to freeze and disable the SPMC counters */
li r0, 1
@@ -1525,6 +1550,7 @@ END_FTR_SECTION_IFCLR(CPU_FTR_ARCH_300)
std r6,VCPU_UAMOR(r9)
li r6,0
mtspr SPRN_AMR,r6
+ mtspr SPRN_UAMOR, r6
/* Switch DSCR back to host value */
mfspr r8, SPRN_DSCR
@@ -1670,12 +1696,22 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
/* Restore host values of some registers */
BEGIN_FTR_SECTION
+ ld r5, STACK_SLOT_CIABR(r1)
+ ld r6, STACK_SLOT_DAWR(r1)
+ ld r7, STACK_SLOT_DAWRX(r1)
+ mtspr SPRN_CIABR, r5
+ mtspr SPRN_DAWR, r6
+ mtspr SPRN_DAWRX, r7
+END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
+BEGIN_FTR_SECTION
ld r5, STACK_SLOT_TID(r1)
ld r6, STACK_SLOT_PSSCR(r1)
ld r7, STACK_SLOT_PID(r1)
+ ld r8, STACK_SLOT_IAMR(r1)
mtspr SPRN_TIDR, r5
mtspr SPRN_PSSCR, r6
mtspr SPRN_PID, r7
+ mtspr SPRN_IAMR, r8
END_FTR_SECTION_IFSET(CPU_FTR_ARCH_300)
BEGIN_FTR_SECTION
PPC_INVALIDATE_ERAT
@@ -1819,8 +1855,8 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_TYPE_RADIX)
li r0, KVM_GUEST_MODE_NONE
stb r0, HSTATE_IN_GUEST(r13)
- ld r0, 112+PPC_LR_STKOFF(r1)
- addi r1, r1, 112
+ ld r0, SFS+PPC_LR_STKOFF(r1)
+ addi r1, r1, SFS
mtlr r0
blr
@@ -2366,12 +2402,13 @@ END_FTR_SECTION_IFSET(CPU_FTR_TM)
mfspr r3, SPRN_DEC
mfspr r4, SPRN_HDEC
mftb r5
- cmpw r3, r4
+ extsw r3, r3
+ EXTEND_HDEC(r4)
+ cmpd r3, r4
ble 67f
mtspr SPRN_DEC, r4
67:
/* save expiry time of guest decrementer */
- extsw r3, r3
add r3, r3, r5
ld r4, HSTATE_KVM_VCPU(r13)
ld r5, HSTATE_KVM_VCORE(r13)
diff --git a/arch/powerpc/kvm/book3s_xive_template.c b/arch/powerpc/kvm/book3s_xive_template.c
index 023a31133c37..4636ca6e7d38 100644
--- a/arch/powerpc/kvm/book3s_xive_template.c
+++ b/arch/powerpc/kvm/book3s_xive_template.c
@@ -69,7 +69,7 @@ static void GLUE(X_PFX,source_eoi)(u32 hw_irq, struct xive_irq_data *xd)
{
/* If the XIVE supports the new "store EOI facility, use it */
if (xd->flags & XIVE_IRQ_FLAG_STORE_EOI)
- __x_writeq(0, __x_eoi_page(xd));
+ __x_writeq(0, __x_eoi_page(xd) + XIVE_ESB_STORE_EOI);
else if (hw_irq && xd->flags & XIVE_IRQ_FLAG_EOI_FW) {
opal_int_eoi(hw_irq);
} else {
@@ -89,7 +89,7 @@ static void GLUE(X_PFX,source_eoi)(u32 hw_irq, struct xive_irq_data *xd)
* properly.
*/
if (xd->flags & XIVE_IRQ_FLAG_LSI)
- __x_readq(__x_eoi_page(xd));
+ __x_readq(__x_eoi_page(xd) + XIVE_ESB_LOAD_EOI);
else {
eoi_val = GLUE(X_PFX,esb_load)(xd, XIVE_ESB_SET_PQ_00);
diff --git a/arch/powerpc/mm/hugetlbpage-radix.c b/arch/powerpc/mm/hugetlbpage-radix.c
index 6575b9aabef4..a12e86395025 100644
--- a/arch/powerpc/mm/hugetlbpage-radix.c
+++ b/arch/powerpc/mm/hugetlbpage-radix.c
@@ -68,7 +68,7 @@ radix__hugetlb_get_unmapped_area(struct file *file, unsigned long addr,
addr = ALIGN(addr, huge_page_size(h));
vma = find_vma(mm, addr);
if (mm->task_size - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
/*
diff --git a/arch/powerpc/mm/mmap.c b/arch/powerpc/mm/mmap.c
index 9dbd2a733d6b..0ee6be4f1ba4 100644
--- a/arch/powerpc/mm/mmap.c
+++ b/arch/powerpc/mm/mmap.c
@@ -112,7 +112,7 @@ radix__arch_get_unmapped_area(struct file *filp, unsigned long addr,
addr = PAGE_ALIGN(addr);
vma = find_vma(mm, addr);
if (mm->task_size - len >= addr && addr >= mmap_min_addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
@@ -157,7 +157,7 @@ radix__arch_get_unmapped_area_topdown(struct file *filp,
addr = PAGE_ALIGN(addr);
vma = find_vma(mm, addr);
if (mm->task_size - len >= addr && addr >= mmap_min_addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
diff --git a/arch/powerpc/mm/mmu_context_book3s64.c b/arch/powerpc/mm/mmu_context_book3s64.c
index c6dca2ae78ef..a3edf813d455 100644
--- a/arch/powerpc/mm/mmu_context_book3s64.c
+++ b/arch/powerpc/mm/mmu_context_book3s64.c
@@ -99,7 +99,7 @@ static int hash__init_new_context(struct mm_struct *mm)
* mm->context.addr_limit. Default to max task size so that we copy the
* default values to paca which will help us to handle slb miss early.
*/
- mm->context.addr_limit = TASK_SIZE_128TB;
+ mm->context.addr_limit = DEFAULT_MAP_WINDOW_USER64;
/*
* The old code would re-promote on fork, we don't do that when using
diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c
index 966b9fccfa66..45f6740dd407 100644
--- a/arch/powerpc/mm/slice.c
+++ b/arch/powerpc/mm/slice.c
@@ -99,7 +99,7 @@ static int slice_area_is_free(struct mm_struct *mm, unsigned long addr,
if ((mm->task_size - len) < addr)
return 0;
vma = find_vma(mm, addr);
- return (!vma || (addr + len) <= vma->vm_start);
+ return (!vma || (addr + len) <= vm_start_gap(vma));
}
static int slice_low_has_vma(struct mm_struct *mm, unsigned long slice)
diff --git a/arch/powerpc/perf/perf_regs.c b/arch/powerpc/perf/perf_regs.c
index cbd82fde5770..09ceea6175ba 100644
--- a/arch/powerpc/perf/perf_regs.c
+++ b/arch/powerpc/perf/perf_regs.c
@@ -101,5 +101,6 @@ void perf_get_regs_user(struct perf_regs *regs_user,
struct pt_regs *regs_user_copy)
{
regs_user->regs = task_pt_regs(current);
- regs_user->abi = perf_reg_abi(current);
+ regs_user->abi = (regs_user->regs) ? perf_reg_abi(current) :
+ PERF_SAMPLE_REGS_ABI_NONE;
}
diff --git a/arch/powerpc/perf/power9-pmu.c b/arch/powerpc/perf/power9-pmu.c
index 018f8e90ac35..bb28e1a41257 100644
--- a/arch/powerpc/perf/power9-pmu.c
+++ b/arch/powerpc/perf/power9-pmu.c
@@ -402,7 +402,7 @@ static struct power_pmu power9_isa207_pmu = {
.name = "POWER9",
.n_counter = MAX_PMU_COUNTERS,
.add_fields = ISA207_ADD_FIELDS,
- .test_adder = ISA207_TEST_ADDER,
+ .test_adder = P9_DD1_TEST_ADDER,
.compute_mmcr = isa207_compute_mmcr,
.config_bhrb = power9_config_bhrb,
.bhrb_filter_map = power9_bhrb_filter_map,
@@ -421,7 +421,7 @@ static struct power_pmu power9_pmu = {
.name = "POWER9",
.n_counter = MAX_PMU_COUNTERS,
.add_fields = ISA207_ADD_FIELDS,
- .test_adder = P9_DD1_TEST_ADDER,
+ .test_adder = ISA207_TEST_ADDER,
.compute_mmcr = isa207_compute_mmcr,
.config_bhrb = power9_config_bhrb,
.bhrb_filter_map = power9_bhrb_filter_map,
diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig
index 33244e3d9375..4fd64d3f5c44 100644
--- a/arch/powerpc/platforms/Kconfig
+++ b/arch/powerpc/platforms/Kconfig
@@ -59,6 +59,17 @@ config PPC_OF_BOOT_TRAMPOLINE
In case of doubt, say Y
+config PPC_DT_CPU_FTRS
+ bool "Device-tree based CPU feature discovery & setup"
+ depends on PPC_BOOK3S_64
+ default y
+ help
+ This enables code to use a new device tree binding for describing CPU
+ compatibility and features. Saying Y here will attempt to use the new
+ binding if the firmware provides it. Currently only the skiboot
+ firmware provides this binding.
+ If you're not sure say Y.
+
config UDBG_RTAS_CONSOLE
bool "RTAS based debug console"
depends on PPC_RTAS
diff --git a/arch/powerpc/platforms/cell/spufs/coredump.c b/arch/powerpc/platforms/cell/spufs/coredump.c
index e5a891ae80ee..84b7ac926ce6 100644
--- a/arch/powerpc/platforms/cell/spufs/coredump.c
+++ b/arch/powerpc/platforms/cell/spufs/coredump.c
@@ -175,6 +175,8 @@ static int spufs_arch_write_note(struct spu_context *ctx, int i,
skip = roundup(cprm->pos - total + sz, 4) - cprm->pos;
if (!dump_skip(cprm, skip))
goto Eio;
+
+ rc = 0;
out:
free_page((unsigned long)buf);
return rc;
diff --git a/arch/powerpc/platforms/powernv/npu-dma.c b/arch/powerpc/platforms/powernv/npu-dma.c
index 78fa9395b8c5..b5d960d6db3d 100644
--- a/arch/powerpc/platforms/powernv/npu-dma.c
+++ b/arch/powerpc/platforms/powernv/npu-dma.c
@@ -75,7 +75,8 @@ struct pci_dev *pnv_pci_get_npu_dev(struct pci_dev *gpdev, int index)
if (WARN_ON(!gpdev))
return NULL;
- if (WARN_ON(!gpdev->dev.of_node))
+ /* Not all PCI devices have device-tree nodes */
+ if (!gpdev->dev.of_node)
return NULL;
/* Get assoicated PCI device */
@@ -448,7 +449,7 @@ static int mmio_launch_invalidate(struct npu *npu, unsigned long launch,
return mmio_atsd_reg;
}
-static int mmio_invalidate_pid(struct npu *npu, unsigned long pid)
+static int mmio_invalidate_pid(struct npu *npu, unsigned long pid, bool flush)
{
unsigned long launch;
@@ -464,12 +465,15 @@ static int mmio_invalidate_pid(struct npu *npu, unsigned long pid)
/* PID */
launch |= pid << PPC_BITLSHIFT(38);
+ /* No flush */
+ launch |= !flush << PPC_BITLSHIFT(39);
+
/* Invalidating the entire process doesn't use a va */
return mmio_launch_invalidate(npu, launch, 0);
}
static int mmio_invalidate_va(struct npu *npu, unsigned long va,
- unsigned long pid)
+ unsigned long pid, bool flush)
{
unsigned long launch;
@@ -485,26 +489,60 @@ static int mmio_invalidate_va(struct npu *npu, unsigned long va,
/* PID */
launch |= pid << PPC_BITLSHIFT(38);
+ /* No flush */
+ launch |= !flush << PPC_BITLSHIFT(39);
+
return mmio_launch_invalidate(npu, launch, va);
}
#define mn_to_npu_context(x) container_of(x, struct npu_context, mn)
+struct mmio_atsd_reg {
+ struct npu *npu;
+ int reg;
+};
+
+static void mmio_invalidate_wait(
+ struct mmio_atsd_reg mmio_atsd_reg[NV_MAX_NPUS], bool flush)
+{
+ struct npu *npu;
+ int i, reg;
+
+ /* Wait for all invalidations to complete */
+ for (i = 0; i <= max_npu2_index; i++) {
+ if (mmio_atsd_reg[i].reg < 0)
+ continue;
+
+ /* Wait for completion */
+ npu = mmio_atsd_reg[i].npu;
+ reg = mmio_atsd_reg[i].reg;
+ while (__raw_readq(npu->mmio_atsd_regs[reg] + XTS_ATSD_STAT))
+ cpu_relax();
+
+ put_mmio_atsd_reg(npu, reg);
+
+ /*
+ * The GPU requires two flush ATSDs to ensure all entries have
+ * been flushed. We use PID 0 as it will never be used for a
+ * process on the GPU.
+ */
+ if (flush)
+ mmio_invalidate_pid(npu, 0, true);
+ }
+}
+
/*
* Invalidate either a single address or an entire PID depending on
* the value of va.
*/
static void mmio_invalidate(struct npu_context *npu_context, int va,
- unsigned long address)
+ unsigned long address, bool flush)
{
- int i, j, reg;
+ int i, j;
struct npu *npu;
struct pnv_phb *nphb;
struct pci_dev *npdev;
- struct {
- struct npu *npu;
- int reg;
- } mmio_atsd_reg[NV_MAX_NPUS];
+ struct mmio_atsd_reg mmio_atsd_reg[NV_MAX_NPUS];
unsigned long pid = npu_context->mm->context.id;
/*
@@ -524,10 +562,11 @@ static void mmio_invalidate(struct npu_context *npu_context, int va,
if (va)
mmio_atsd_reg[i].reg =
- mmio_invalidate_va(npu, address, pid);
+ mmio_invalidate_va(npu, address, pid,
+ flush);
else
mmio_atsd_reg[i].reg =
- mmio_invalidate_pid(npu, pid);
+ mmio_invalidate_pid(npu, pid, flush);
/*
* The NPU hardware forwards the shootdown to all GPUs
@@ -543,18 +582,10 @@ static void mmio_invalidate(struct npu_context *npu_context, int va,
*/
flush_tlb_mm(npu_context->mm);
- /* Wait for all invalidations to complete */
- for (i = 0; i <= max_npu2_index; i++) {
- if (mmio_atsd_reg[i].reg < 0)
- continue;
-
- /* Wait for completion */
- npu = mmio_atsd_reg[i].npu;
- reg = mmio_atsd_reg[i].reg;
- while (__raw_readq(npu->mmio_atsd_regs[reg] + XTS_ATSD_STAT))
- cpu_relax();
- put_mmio_atsd_reg(npu, reg);
- }
+ mmio_invalidate_wait(mmio_atsd_reg, flush);
+ if (flush)
+ /* Wait for the flush to complete */
+ mmio_invalidate_wait(mmio_atsd_reg, false);
}
static void pnv_npu2_mn_release(struct mmu_notifier *mn,
@@ -570,7 +601,7 @@ static void pnv_npu2_mn_release(struct mmu_notifier *mn,
* There should be no more translation requests for this PID, but we
* need to ensure any entries for it are removed from the TLB.
*/
- mmio_invalidate(npu_context, 0, 0);
+ mmio_invalidate(npu_context, 0, 0, true);
}
static void pnv_npu2_mn_change_pte(struct mmu_notifier *mn,
@@ -580,7 +611,7 @@ static void pnv_npu2_mn_change_pte(struct mmu_notifier *mn,
{
struct npu_context *npu_context = mn_to_npu_context(mn);
- mmio_invalidate(npu_context, 1, address);
+ mmio_invalidate(npu_context, 1, address, true);
}
static void pnv_npu2_mn_invalidate_page(struct mmu_notifier *mn,
@@ -589,7 +620,7 @@ static void pnv_npu2_mn_invalidate_page(struct mmu_notifier *mn,
{
struct npu_context *npu_context = mn_to_npu_context(mn);
- mmio_invalidate(npu_context, 1, address);
+ mmio_invalidate(npu_context, 1, address, true);
}
static void pnv_npu2_mn_invalidate_range(struct mmu_notifier *mn,
@@ -599,8 +630,11 @@ static void pnv_npu2_mn_invalidate_range(struct mmu_notifier *mn,
struct npu_context *npu_context = mn_to_npu_context(mn);
unsigned long address;
- for (address = start; address <= end; address += PAGE_SIZE)
- mmio_invalidate(npu_context, 1, address);
+ for (address = start; address < end; address += PAGE_SIZE)
+ mmio_invalidate(npu_context, 1, address, false);
+
+ /* Do the flush only on the final addess == end */
+ mmio_invalidate(npu_context, 1, address, true);
}
static const struct mmu_notifier_ops nv_nmmu_notifier_ops = {
@@ -650,8 +684,11 @@ struct npu_context *pnv_npu2_init_context(struct pci_dev *gpdev,
/* No nvlink associated with this GPU device */
return ERR_PTR(-ENODEV);
- if (!mm) {
- /* kernel thread contexts are not supported */
+ if (!mm || mm->context.id == 0) {
+ /*
+ * Kernel thread contexts are not supported and context id 0 is
+ * reserved on the GPU.
+ */
return ERR_PTR(-EINVAL);
}
diff --git a/arch/powerpc/platforms/powernv/subcore.c b/arch/powerpc/platforms/powernv/subcore.c
index 0babef11136f..8c6119280c13 100644
--- a/arch/powerpc/platforms/powernv/subcore.c
+++ b/arch/powerpc/platforms/powernv/subcore.c
@@ -407,7 +407,13 @@ static DEVICE_ATTR(subcores_per_core, 0644,
static int subcore_init(void)
{
- if (!cpu_has_feature(CPU_FTR_SUBCORE))
+ unsigned pvr_ver;
+
+ pvr_ver = PVR_VER(mfspr(SPRN_PVR));
+
+ if (pvr_ver != PVR_POWER8 &&
+ pvr_ver != PVR_POWER8E &&
+ pvr_ver != PVR_POWER8NVL)
return 0;
/*
diff --git a/arch/powerpc/platforms/pseries/hotplug-memory.c b/arch/powerpc/platforms/pseries/hotplug-memory.c
index e104c71ea44a..1fb162ba9d1c 100644
--- a/arch/powerpc/platforms/pseries/hotplug-memory.c
+++ b/arch/powerpc/platforms/pseries/hotplug-memory.c
@@ -124,6 +124,7 @@ static struct property *dlpar_clone_drconf_property(struct device_node *dn)
for (i = 0; i < num_lmbs; i++) {
lmbs[i].base_addr = be64_to_cpu(lmbs[i].base_addr);
lmbs[i].drc_index = be32_to_cpu(lmbs[i].drc_index);
+ lmbs[i].aa_index = be32_to_cpu(lmbs[i].aa_index);
lmbs[i].flags = be32_to_cpu(lmbs[i].flags);
}
@@ -147,6 +148,7 @@ static void dlpar_update_drconf_property(struct device_node *dn,
for (i = 0; i < num_lmbs; i++) {
lmbs[i].base_addr = cpu_to_be64(lmbs[i].base_addr);
lmbs[i].drc_index = cpu_to_be32(lmbs[i].drc_index);
+ lmbs[i].aa_index = cpu_to_be32(lmbs[i].aa_index);
lmbs[i].flags = cpu_to_be32(lmbs[i].flags);
}
diff --git a/arch/powerpc/sysdev/simple_gpio.c b/arch/powerpc/sysdev/simple_gpio.c
index ef470b470b04..6afddae2fb47 100644
--- a/arch/powerpc/sysdev/simple_gpio.c
+++ b/arch/powerpc/sysdev/simple_gpio.c
@@ -75,7 +75,8 @@ static int u8_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)
static void u8_gpio_save_regs(struct of_mm_gpio_chip *mm_gc)
{
- struct u8_gpio_chip *u8_gc = gpiochip_get_data(&mm_gc->gc);
+ struct u8_gpio_chip *u8_gc =
+ container_of(mm_gc, struct u8_gpio_chip, mm_gc);
u8_gc->data = in_8(mm_gc->regs);
}
diff --git a/arch/powerpc/sysdev/xive/common.c b/arch/powerpc/sysdev/xive/common.c
index 913825086b8d..8f5e3035483b 100644
--- a/arch/powerpc/sysdev/xive/common.c
+++ b/arch/powerpc/sysdev/xive/common.c
@@ -297,7 +297,7 @@ void xive_do_source_eoi(u32 hw_irq, struct xive_irq_data *xd)
{
/* If the XIVE supports the new "store EOI facility, use it */
if (xd->flags & XIVE_IRQ_FLAG_STORE_EOI)
- out_be64(xd->eoi_mmio, 0);
+ out_be64(xd->eoi_mmio + XIVE_ESB_STORE_EOI, 0);
else if (hw_irq && xd->flags & XIVE_IRQ_FLAG_EOI_FW) {
/*
* The FW told us to call it. This happens for some
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index e161fafb495b..6967addc6a89 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -363,9 +363,6 @@ config COMPAT
config SYSVIPC_COMPAT
def_bool y if COMPAT && SYSVIPC
-config KEYS_COMPAT
- def_bool y if COMPAT && KEYS
-
config SMP
def_bool y
prompt "Symmetric multi-processing support"
diff --git a/arch/s390/configs/default_defconfig b/arch/s390/configs/default_defconfig
index a5039fa89314..282072206df7 100644
--- a/arch/s390/configs/default_defconfig
+++ b/arch/s390/configs/default_defconfig
@@ -30,6 +30,7 @@ CONFIG_USER_NS=y
CONFIG_SCHED_AUTOGROUP=y
CONFIG_BLK_DEV_INITRD=y
CONFIG_EXPERT=y
+# CONFIG_SYSFS_SYSCALL is not set
CONFIG_BPF_SYSCALL=y
CONFIG_USERFAULTFD=y
# CONFIG_COMPAT_BRK is not set
@@ -44,7 +45,10 @@ CONFIG_MODULE_UNLOAD=y
CONFIG_MODULE_FORCE_UNLOAD=y
CONFIG_MODVERSIONS=y
CONFIG_MODULE_SRCVERSION_ALL=y
+CONFIG_BLK_DEV_INTEGRITY=y
CONFIG_BLK_DEV_THROTTLING=y
+CONFIG_BLK_WBT=y
+CONFIG_BLK_WBT_SQ=y
CONFIG_PARTITION_ADVANCED=y
CONFIG_IBM_PARTITION=y
CONFIG_BSD_DISKLABEL=y
@@ -90,6 +94,8 @@ CONFIG_UNIX=y
CONFIG_UNIX_DIAG=m
CONFIG_XFRM_USER=m
CONFIG_NET_KEY=m
+CONFIG_SMC=m
+CONFIG_SMC_DIAG=m
CONFIG_INET=y
CONFIG_IP_MULTICAST=y
CONFIG_IP_ADVANCED_ROUTER=y
@@ -359,6 +365,7 @@ CONFIG_NET_ACT_SIMP=m
CONFIG_NET_ACT_SKBEDIT=m
CONFIG_NET_ACT_CSUM=m
CONFIG_DNS_RESOLVER=y
+CONFIG_NETLINK_DIAG=m
CONFIG_CGROUP_NET_PRIO=y
CONFIG_BPF_JIT=y
CONFIG_NET_PKTGEN=m
@@ -367,16 +374,19 @@ CONFIG_DEVTMPFS=y
CONFIG_DMA_CMA=y
CONFIG_CMA_SIZE_MBYTES=0
CONFIG_CONNECTOR=y
+CONFIG_ZRAM=m
CONFIG_BLK_DEV_LOOP=m
CONFIG_BLK_DEV_CRYPTOLOOP=m
+CONFIG_BLK_DEV_DRBD=m
CONFIG_BLK_DEV_NBD=m
CONFIG_BLK_DEV_OSD=m
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_SIZE=32768
-CONFIG_CDROM_PKTCDVD=m
-CONFIG_ATA_OVER_ETH=m
+CONFIG_BLK_DEV_RAM_DAX=y
CONFIG_VIRTIO_BLK=y
+CONFIG_BLK_DEV_RBD=m
CONFIG_ENCLOSURE_SERVICES=m
+CONFIG_GENWQE=m
CONFIG_RAID_ATTRS=m
CONFIG_SCSI=y
CONFIG_BLK_DEV_SD=y
@@ -442,6 +452,8 @@ CONFIG_NLMON=m
# CONFIG_NET_VENDOR_INTEL is not set
# CONFIG_NET_VENDOR_MARVELL is not set
CONFIG_MLX4_EN=m
+CONFIG_MLX5_CORE=m
+CONFIG_MLX5_CORE_EN=y
# CONFIG_NET_VENDOR_NATSEMI is not set
CONFIG_PPP=m
CONFIG_PPP_BSDCOMP=m
@@ -452,7 +464,6 @@ CONFIG_PPTP=m
CONFIG_PPPOL2TP=m
CONFIG_PPP_ASYNC=m
CONFIG_PPP_SYNC_TTY=m
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
# CONFIG_INPUT_KEYBOARD is not set
# CONFIG_INPUT_MOUSE is not set
# CONFIG_SERIO is not set
@@ -471,6 +482,7 @@ CONFIG_DIAG288_WATCHDOG=m
CONFIG_INFINIBAND=m
CONFIG_INFINIBAND_USER_ACCESS=m
CONFIG_MLX4_INFINIBAND=m
+CONFIG_MLX5_INFINIBAND=m
CONFIG_VIRTIO_BALLOON=m
CONFIG_EXT4_FS=y
CONFIG_EXT4_FS_POSIX_ACL=y
@@ -487,12 +499,18 @@ CONFIG_XFS_POSIX_ACL=y
CONFIG_XFS_RT=y
CONFIG_XFS_DEBUG=y
CONFIG_GFS2_FS=m
+CONFIG_GFS2_FS_LOCKING_DLM=y
CONFIG_OCFS2_FS=m
CONFIG_BTRFS_FS=y
CONFIG_BTRFS_FS_POSIX_ACL=y
+CONFIG_BTRFS_DEBUG=y
CONFIG_NILFS2_FS=m
+CONFIG_FS_DAX=y
+CONFIG_EXPORTFS_BLOCK_OPS=y
CONFIG_FANOTIFY=y
+CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y
CONFIG_QUOTA_NETLINK_INTERFACE=y
+CONFIG_QUOTA_DEBUG=y
CONFIG_QFMT_V1=m
CONFIG_QFMT_V2=m
CONFIG_AUTOFS4_FS=m
@@ -558,6 +576,7 @@ CONFIG_HEADERS_CHECK=y
CONFIG_DEBUG_SECTION_MISMATCH=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_PAGEALLOC=y
+CONFIG_DEBUG_RODATA_TEST=y
CONFIG_DEBUG_OBJECTS=y
CONFIG_DEBUG_OBJECTS_SELFTEST=y
CONFIG_DEBUG_OBJECTS_FREE=y
@@ -580,7 +599,6 @@ CONFIG_DETECT_HUNG_TASK=y
CONFIG_WQ_WATCHDOG=y
CONFIG_PANIC_ON_OOPS=y
CONFIG_DEBUG_TIMEKEEPING=y
-CONFIG_TIMER_STATS=y
CONFIG_DEBUG_RT_MUTEXES=y
CONFIG_DEBUG_WW_MUTEX_SLOWPATH=y
CONFIG_PROVE_LOCKING=y
@@ -595,6 +613,7 @@ CONFIG_RCU_TORTURE_TEST=m
CONFIG_RCU_CPU_STALL_TIMEOUT=300
CONFIG_NOTIFIER_ERROR_INJECTION=m
CONFIG_PM_NOTIFIER_ERROR_INJECT=m
+CONFIG_NETDEV_NOTIFIER_ERROR_INJECT=m
CONFIG_FAULT_INJECTION=y
CONFIG_FAILSLAB=y
CONFIG_FAIL_PAGE_ALLOC=y
@@ -616,13 +635,12 @@ CONFIG_HIST_TRIGGERS=y
CONFIG_TRACE_ENUM_MAP_FILE=y
CONFIG_LKDTM=m
CONFIG_TEST_LIST_SORT=y
+CONFIG_TEST_SORT=y
CONFIG_KPROBES_SANITY_TEST=y
CONFIG_RBTREE_TEST=y
CONFIG_INTERVAL_TREE_TEST=m
CONFIG_PERCPU_TEST=m
CONFIG_ATOMIC64_SELFTEST=y
-CONFIG_TEST_STRING_HELPERS=y
-CONFIG_TEST_KSTRTOX=y
CONFIG_DMA_API_DEBUG=y
CONFIG_TEST_BPF=m
CONFIG_BUG_ON_DATA_CORRUPTION=y
@@ -630,6 +648,7 @@ CONFIG_S390_PTDUMP=y
CONFIG_ENCRYPTED_KEYS=m
CONFIG_SECURITY=y
CONFIG_SECURITY_NETWORK=y
+CONFIG_HARDENED_USERCOPY=y
CONFIG_SECURITY_SELINUX=y
CONFIG_SECURITY_SELINUX_BOOTPARAM=y
CONFIG_SECURITY_SELINUX_BOOTPARAM_VALUE=0
@@ -640,7 +659,9 @@ CONFIG_CRYPTO_RSA=m
CONFIG_CRYPTO_DH=m
CONFIG_CRYPTO_ECDH=m
CONFIG_CRYPTO_USER=m
+CONFIG_CRYPTO_PCRYPT=m
CONFIG_CRYPTO_CRYPTD=m
+CONFIG_CRYPTO_MCRYPTD=m
CONFIG_CRYPTO_TEST=m
CONFIG_CRYPTO_CCM=m
CONFIG_CRYPTO_GCM=m
@@ -648,6 +669,7 @@ CONFIG_CRYPTO_CHACHA20POLY1305=m
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_CRC32=m
@@ -657,8 +679,10 @@ CONFIG_CRYPTO_RMD160=m
CONFIG_CRYPTO_RMD256=m
CONFIG_CRYPTO_RMD320=m
CONFIG_CRYPTO_SHA512=m
+CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -674,6 +698,7 @@ CONFIG_CRYPTO_TWOFISH=m
CONFIG_CRYPTO_842=m
CONFIG_CRYPTO_LZ4=m
CONFIG_CRYPTO_LZ4HC=m
+CONFIG_CRYPTO_ANSI_CPRNG=m
CONFIG_CRYPTO_USER_API_HASH=m
CONFIG_CRYPTO_USER_API_SKCIPHER=m
CONFIG_CRYPTO_USER_API_RNG=m
@@ -685,6 +710,7 @@ CONFIG_CRYPTO_SHA256_S390=m
CONFIG_CRYPTO_SHA512_S390=m
CONFIG_CRYPTO_DES_S390=m
CONFIG_CRYPTO_AES_S390=m
+CONFIG_CRYPTO_PAES_S390=m
CONFIG_CRYPTO_GHASH_S390=m
CONFIG_CRYPTO_CRC32_S390=y
CONFIG_ASYMMETRIC_KEY_TYPE=y
@@ -692,6 +718,7 @@ CONFIG_ASYMMETRIC_PUBLIC_KEY_SUBTYPE=m
CONFIG_X509_CERTIFICATE_PARSER=m
CONFIG_CRC7=m
CONFIG_CRC8=m
+CONFIG_RANDOM32_SELFTEST=y
CONFIG_CORDIC=m
CONFIG_CMM=m
CONFIG_APPLDATA_BASE=y
diff --git a/arch/s390/configs/gcov_defconfig b/arch/s390/configs/gcov_defconfig
index 83970b5afb2b..3c6b78189fbc 100644
--- a/arch/s390/configs/gcov_defconfig
+++ b/arch/s390/configs/gcov_defconfig
@@ -31,6 +31,7 @@ CONFIG_USER_NS=y
CONFIG_SCHED_AUTOGROUP=y
CONFIG_BLK_DEV_INITRD=y
CONFIG_EXPERT=y
+# CONFIG_SYSFS_SYSCALL is not set
CONFIG_BPF_SYSCALL=y
CONFIG_USERFAULTFD=y
# CONFIG_COMPAT_BRK is not set
@@ -46,7 +47,10 @@ CONFIG_MODULE_UNLOAD=y
CONFIG_MODULE_FORCE_UNLOAD=y
CONFIG_MODVERSIONS=y
CONFIG_MODULE_SRCVERSION_ALL=y
+CONFIG_BLK_DEV_INTEGRITY=y
CONFIG_BLK_DEV_THROTTLING=y
+CONFIG_BLK_WBT=y
+CONFIG_BLK_WBT_SQ=y
CONFIG_PARTITION_ADVANCED=y
CONFIG_IBM_PARTITION=y
CONFIG_BSD_DISKLABEL=y
@@ -88,6 +92,8 @@ CONFIG_UNIX=y
CONFIG_UNIX_DIAG=m
CONFIG_XFRM_USER=m
CONFIG_NET_KEY=m
+CONFIG_SMC=m
+CONFIG_SMC_DIAG=m
CONFIG_INET=y
CONFIG_IP_MULTICAST=y
CONFIG_IP_ADVANCED_ROUTER=y
@@ -356,6 +362,7 @@ CONFIG_NET_ACT_SIMP=m
CONFIG_NET_ACT_SKBEDIT=m
CONFIG_NET_ACT_CSUM=m
CONFIG_DNS_RESOLVER=y
+CONFIG_NETLINK_DIAG=m
CONFIG_CGROUP_NET_PRIO=y
CONFIG_BPF_JIT=y
CONFIG_NET_PKTGEN=m
@@ -364,16 +371,18 @@ CONFIG_DEVTMPFS=y
CONFIG_DMA_CMA=y
CONFIG_CMA_SIZE_MBYTES=0
CONFIG_CONNECTOR=y
+CONFIG_ZRAM=m
CONFIG_BLK_DEV_LOOP=m
CONFIG_BLK_DEV_CRYPTOLOOP=m
+CONFIG_BLK_DEV_DRBD=m
CONFIG_BLK_DEV_NBD=m
CONFIG_BLK_DEV_OSD=m
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_SIZE=32768
-CONFIG_CDROM_PKTCDVD=m
-CONFIG_ATA_OVER_ETH=m
+CONFIG_BLK_DEV_RAM_DAX=y
CONFIG_VIRTIO_BLK=y
CONFIG_ENCLOSURE_SERVICES=m
+CONFIG_GENWQE=m
CONFIG_RAID_ATTRS=m
CONFIG_SCSI=y
CONFIG_BLK_DEV_SD=y
@@ -439,6 +448,8 @@ CONFIG_NLMON=m
# CONFIG_NET_VENDOR_INTEL is not set
# CONFIG_NET_VENDOR_MARVELL is not set
CONFIG_MLX4_EN=m
+CONFIG_MLX5_CORE=m
+CONFIG_MLX5_CORE_EN=y
# CONFIG_NET_VENDOR_NATSEMI is not set
CONFIG_PPP=m
CONFIG_PPP_BSDCOMP=m
@@ -449,7 +460,6 @@ CONFIG_PPTP=m
CONFIG_PPPOL2TP=m
CONFIG_PPP_ASYNC=m
CONFIG_PPP_SYNC_TTY=m
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
# CONFIG_INPUT_KEYBOARD is not set
# CONFIG_INPUT_MOUSE is not set
# CONFIG_SERIO is not set
@@ -468,6 +478,7 @@ CONFIG_DIAG288_WATCHDOG=m
CONFIG_INFINIBAND=m
CONFIG_INFINIBAND_USER_ACCESS=m
CONFIG_MLX4_INFINIBAND=m
+CONFIG_MLX5_INFINIBAND=m
CONFIG_VIRTIO_BALLOON=m
CONFIG_EXT4_FS=y
CONFIG_EXT4_FS_POSIX_ACL=y
@@ -483,11 +494,15 @@ CONFIG_XFS_QUOTA=y
CONFIG_XFS_POSIX_ACL=y
CONFIG_XFS_RT=y
CONFIG_GFS2_FS=m
+CONFIG_GFS2_FS_LOCKING_DLM=y
CONFIG_OCFS2_FS=m
CONFIG_BTRFS_FS=y
CONFIG_BTRFS_FS_POSIX_ACL=y
CONFIG_NILFS2_FS=m
+CONFIG_FS_DAX=y
+CONFIG_EXPORTFS_BLOCK_OPS=y
CONFIG_FANOTIFY=y
+CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y
CONFIG_QUOTA_NETLINK_INTERFACE=y
CONFIG_QFMT_V1=m
CONFIG_QFMT_V2=m
@@ -553,7 +568,6 @@ CONFIG_UNUSED_SYMBOLS=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_MEMORY_INIT=y
CONFIG_PANIC_ON_OOPS=y
-CONFIG_TIMER_STATS=y
CONFIG_RCU_TORTURE_TEST=m
CONFIG_RCU_CPU_STALL_TIMEOUT=60
CONFIG_LATENCYTOP=y
@@ -576,6 +590,7 @@ CONFIG_BIG_KEYS=y
CONFIG_ENCRYPTED_KEYS=m
CONFIG_SECURITY=y
CONFIG_SECURITY_NETWORK=y
+CONFIG_HARDENED_USERCOPY=y
CONFIG_SECURITY_SELINUX=y
CONFIG_SECURITY_SELINUX_BOOTPARAM=y
CONFIG_SECURITY_SELINUX_BOOTPARAM_VALUE=0
@@ -599,6 +614,7 @@ CONFIG_CRYPTO_CHACHA20POLY1305=m
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_CRC32=m
@@ -611,6 +627,7 @@ CONFIG_CRYPTO_SHA512=m
CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -626,16 +643,19 @@ CONFIG_CRYPTO_TWOFISH=m
CONFIG_CRYPTO_842=m
CONFIG_CRYPTO_LZ4=m
CONFIG_CRYPTO_LZ4HC=m
+CONFIG_CRYPTO_ANSI_CPRNG=m
CONFIG_CRYPTO_USER_API_HASH=m
CONFIG_CRYPTO_USER_API_SKCIPHER=m
CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_CRYPTO_USER_API_AEAD=m
CONFIG_ZCRYPT=m
+CONFIG_PKEY=m
CONFIG_CRYPTO_SHA1_S390=m
CONFIG_CRYPTO_SHA256_S390=m
CONFIG_CRYPTO_SHA512_S390=m
CONFIG_CRYPTO_DES_S390=m
CONFIG_CRYPTO_AES_S390=m
+CONFIG_CRYPTO_PAES_S390=m
CONFIG_CRYPTO_GHASH_S390=m
CONFIG_CRYPTO_CRC32_S390=y
CONFIG_CRC7=m
diff --git a/arch/s390/configs/performance_defconfig b/arch/s390/configs/performance_defconfig
index fbc6542aaf59..653d72bcc007 100644
--- a/arch/s390/configs/performance_defconfig
+++ b/arch/s390/configs/performance_defconfig
@@ -31,6 +31,7 @@ CONFIG_USER_NS=y
CONFIG_SCHED_AUTOGROUP=y
CONFIG_BLK_DEV_INITRD=y
CONFIG_EXPERT=y
+# CONFIG_SYSFS_SYSCALL is not set
CONFIG_BPF_SYSCALL=y
CONFIG_USERFAULTFD=y
# CONFIG_COMPAT_BRK is not set
@@ -44,7 +45,10 @@ CONFIG_MODULE_UNLOAD=y
CONFIG_MODULE_FORCE_UNLOAD=y
CONFIG_MODVERSIONS=y
CONFIG_MODULE_SRCVERSION_ALL=y
+CONFIG_BLK_DEV_INTEGRITY=y
CONFIG_BLK_DEV_THROTTLING=y
+CONFIG_BLK_WBT=y
+CONFIG_BLK_WBT_SQ=y
CONFIG_PARTITION_ADVANCED=y
CONFIG_IBM_PARTITION=y
CONFIG_BSD_DISKLABEL=y
@@ -86,6 +90,8 @@ CONFIG_UNIX=y
CONFIG_UNIX_DIAG=m
CONFIG_XFRM_USER=m
CONFIG_NET_KEY=m
+CONFIG_SMC=m
+CONFIG_SMC_DIAG=m
CONFIG_INET=y
CONFIG_IP_MULTICAST=y
CONFIG_IP_ADVANCED_ROUTER=y
@@ -354,6 +360,7 @@ CONFIG_NET_ACT_SIMP=m
CONFIG_NET_ACT_SKBEDIT=m
CONFIG_NET_ACT_CSUM=m
CONFIG_DNS_RESOLVER=y
+CONFIG_NETLINK_DIAG=m
CONFIG_CGROUP_NET_PRIO=y
CONFIG_BPF_JIT=y
CONFIG_NET_PKTGEN=m
@@ -362,16 +369,18 @@ CONFIG_DEVTMPFS=y
CONFIG_DMA_CMA=y
CONFIG_CMA_SIZE_MBYTES=0
CONFIG_CONNECTOR=y
+CONFIG_ZRAM=m
CONFIG_BLK_DEV_LOOP=m
CONFIG_BLK_DEV_CRYPTOLOOP=m
+CONFIG_BLK_DEV_DRBD=m
CONFIG_BLK_DEV_NBD=m
CONFIG_BLK_DEV_OSD=m
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_SIZE=32768
-CONFIG_CDROM_PKTCDVD=m
-CONFIG_ATA_OVER_ETH=m
+CONFIG_BLK_DEV_RAM_DAX=y
CONFIG_VIRTIO_BLK=y
CONFIG_ENCLOSURE_SERVICES=m
+CONFIG_GENWQE=m
CONFIG_RAID_ATTRS=m
CONFIG_SCSI=y
CONFIG_BLK_DEV_SD=y
@@ -437,6 +446,8 @@ CONFIG_NLMON=m
# CONFIG_NET_VENDOR_INTEL is not set
# CONFIG_NET_VENDOR_MARVELL is not set
CONFIG_MLX4_EN=m
+CONFIG_MLX5_CORE=m
+CONFIG_MLX5_CORE_EN=y
# CONFIG_NET_VENDOR_NATSEMI is not set
CONFIG_PPP=m
CONFIG_PPP_BSDCOMP=m
@@ -447,7 +458,6 @@ CONFIG_PPTP=m
CONFIG_PPPOL2TP=m
CONFIG_PPP_ASYNC=m
CONFIG_PPP_SYNC_TTY=m
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
# CONFIG_INPUT_KEYBOARD is not set
# CONFIG_INPUT_MOUSE is not set
# CONFIG_SERIO is not set
@@ -466,6 +476,7 @@ CONFIG_DIAG288_WATCHDOG=m
CONFIG_INFINIBAND=m
CONFIG_INFINIBAND_USER_ACCESS=m
CONFIG_MLX4_INFINIBAND=m
+CONFIG_MLX5_INFINIBAND=m
CONFIG_VIRTIO_BALLOON=m
CONFIG_EXT4_FS=y
CONFIG_EXT4_FS_POSIX_ACL=y
@@ -481,11 +492,15 @@ CONFIG_XFS_QUOTA=y
CONFIG_XFS_POSIX_ACL=y
CONFIG_XFS_RT=y
CONFIG_GFS2_FS=m
+CONFIG_GFS2_FS_LOCKING_DLM=y
CONFIG_OCFS2_FS=m
CONFIG_BTRFS_FS=y
CONFIG_BTRFS_FS_POSIX_ACL=y
CONFIG_NILFS2_FS=m
+CONFIG_FS_DAX=y
+CONFIG_EXPORTFS_BLOCK_OPS=y
CONFIG_FANOTIFY=y
+CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y
CONFIG_QUOTA_NETLINK_INTERFACE=y
CONFIG_QFMT_V1=m
CONFIG_QFMT_V2=m
@@ -551,7 +566,6 @@ CONFIG_UNUSED_SYMBOLS=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_MEMORY_INIT=y
CONFIG_PANIC_ON_OOPS=y
-CONFIG_TIMER_STATS=y
CONFIG_RCU_TORTURE_TEST=m
CONFIG_RCU_CPU_STALL_TIMEOUT=60
CONFIG_LATENCYTOP=y
@@ -574,6 +588,7 @@ CONFIG_BIG_KEYS=y
CONFIG_ENCRYPTED_KEYS=m
CONFIG_SECURITY=y
CONFIG_SECURITY_NETWORK=y
+CONFIG_HARDENED_USERCOPY=y
CONFIG_SECURITY_SELINUX=y
CONFIG_SECURITY_SELINUX_BOOTPARAM=y
CONFIG_SECURITY_SELINUX_BOOTPARAM_VALUE=0
@@ -597,6 +612,7 @@ CONFIG_CRYPTO_CHACHA20POLY1305=m
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_KEYWRAP=m
+CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_XCBC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_CRC32=m
@@ -609,6 +625,7 @@ CONFIG_CRYPTO_SHA512=m
CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_AES_TI=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
@@ -624,6 +641,7 @@ CONFIG_CRYPTO_TWOFISH=m
CONFIG_CRYPTO_842=m
CONFIG_CRYPTO_LZ4=m
CONFIG_CRYPTO_LZ4HC=m
+CONFIG_CRYPTO_ANSI_CPRNG=m
CONFIG_CRYPTO_USER_API_HASH=m
CONFIG_CRYPTO_USER_API_SKCIPHER=m
CONFIG_CRYPTO_USER_API_RNG=m
@@ -635,6 +653,7 @@ CONFIG_CRYPTO_SHA256_S390=m
CONFIG_CRYPTO_SHA512_S390=m
CONFIG_CRYPTO_DES_S390=m
CONFIG_CRYPTO_AES_S390=m
+CONFIG_CRYPTO_PAES_S390=m
CONFIG_CRYPTO_GHASH_S390=m
CONFIG_CRYPTO_CRC32_S390=y
CONFIG_CRC7=m
diff --git a/arch/s390/configs/zfcpdump_defconfig b/arch/s390/configs/zfcpdump_defconfig
index e23d97c13735..afa46a7406ea 100644
--- a/arch/s390/configs/zfcpdump_defconfig
+++ b/arch/s390/configs/zfcpdump_defconfig
@@ -12,8 +12,10 @@ CONFIG_TUNE_ZEC12=y
CONFIG_NR_CPUS=2
# CONFIG_HOTPLUG_CPU is not set
CONFIG_HZ_100=y
+# CONFIG_ARCH_RANDOM is not set
# CONFIG_COMPACTION is not set
# CONFIG_MIGRATION is not set
+# CONFIG_BOUNCE is not set
# CONFIG_CHECK_STACK is not set
# CONFIG_CHSC_SCH is not set
# CONFIG_SCM_BUS is not set
@@ -36,11 +38,11 @@ CONFIG_SCSI_CONSTANTS=y
CONFIG_SCSI_LOGGING=y
CONFIG_SCSI_FC_ATTRS=y
CONFIG_ZFCP=y
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
# CONFIG_INPUT_KEYBOARD is not set
# CONFIG_INPUT_MOUSE is not set
# CONFIG_SERIO is not set
# CONFIG_HVC_IUCV is not set
+# CONFIG_HW_RANDOM_S390 is not set
CONFIG_RAW_DRIVER=y
# CONFIG_SCLP_ASYNC is not set
# CONFIG_HMC_DRV is not set
@@ -54,9 +56,9 @@ CONFIG_RAW_DRIVER=y
# CONFIG_INOTIFY_USER is not set
CONFIG_CONFIGFS_FS=y
# CONFIG_MISC_FILESYSTEMS is not set
+# CONFIG_NETWORK_FILESYSTEMS is not set
CONFIG_PRINTK_TIME=y
CONFIG_DEBUG_INFO=y
-CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
CONFIG_PANIC_ON_OOPS=y
# CONFIG_SCHED_DEBUG is not set
diff --git a/arch/s390/defconfig b/arch/s390/defconfig
index 97189dbaf34b..20244a38c886 100644
--- a/arch/s390/defconfig
+++ b/arch/s390/defconfig
@@ -28,6 +28,7 @@ CONFIG_NAMESPACES=y
CONFIG_USER_NS=y
CONFIG_BLK_DEV_INITRD=y
CONFIG_EXPERT=y
+# CONFIG_SYSFS_SYSCALL is not set
CONFIG_BPF_SYSCALL=y
CONFIG_USERFAULTFD=y
# CONFIG_COMPAT_BRK is not set
@@ -108,7 +109,6 @@ CONFIG_ZFCP=y
CONFIG_SCSI_VIRTIO=y
CONFIG_MD=y
CONFIG_MD_LINEAR=m
-CONFIG_MD_RAID0=m
CONFIG_MD_MULTIPATH=m
CONFIG_BLK_DEV_DM=y
CONFIG_DM_CRYPT=m
@@ -131,6 +131,7 @@ CONFIG_TUN=m
CONFIG_VIRTIO_NET=y
# CONFIG_NET_VENDOR_ALACRITECH is not set
# CONFIG_NET_VENDOR_SOLARFLARE is not set
+# CONFIG_NET_VENDOR_SYNOPSYS is not set
# CONFIG_INPUT is not set
# CONFIG_SERIO is not set
CONFIG_DEVKMEM=y
@@ -162,7 +163,6 @@ CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_PAGEALLOC=y
CONFIG_DETECT_HUNG_TASK=y
CONFIG_PANIC_ON_OOPS=y
-CONFIG_TIMER_STATS=y
CONFIG_DEBUG_RT_MUTEXES=y
CONFIG_PROVE_LOCKING=y
CONFIG_LOCK_STAT=y
@@ -172,14 +172,12 @@ CONFIG_DEBUG_LIST=y
CONFIG_DEBUG_SG=y
CONFIG_DEBUG_NOTIFIERS=y
CONFIG_RCU_CPU_STALL_TIMEOUT=60
-CONFIG_RCU_TRACE=y
CONFIG_LATENCYTOP=y
CONFIG_SCHED_TRACER=y
CONFIG_FTRACE_SYSCALLS=y
CONFIG_TRACER_SNAPSHOT_PER_CPU_SWAP=y
CONFIG_STACK_TRACER=y
CONFIG_BLK_DEV_IO_TRACE=y
-CONFIG_UPROBE_EVENTS=y
CONFIG_FUNCTION_PROFILER=y
CONFIG_TRACE_ENUM_MAP_FILE=y
CONFIG_KPROBES_SANITY_TEST=y
@@ -190,7 +188,6 @@ CONFIG_CRYPTO_CCM=m
CONFIG_CRYPTO_GCM=m
CONFIG_CRYPTO_CBC=y
CONFIG_CRYPTO_CTS=m
-CONFIG_CRYPTO_ECB=m
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_XTS=m
@@ -230,6 +227,7 @@ CONFIG_CRYPTO_USER_API_SKCIPHER=m
CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_ZCRYPT=m
CONFIG_PKEY=m
+CONFIG_CRYPTO_PAES_S390=m
CONFIG_CRYPTO_SHA1_S390=m
CONFIG_CRYPTO_SHA256_S390=m
CONFIG_CRYPTO_SHA512_S390=m
diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h
index 426614a882a9..65d07ac34647 100644
--- a/arch/s390/include/asm/kvm_host.h
+++ b/arch/s390/include/asm/kvm_host.h
@@ -541,7 +541,6 @@ struct kvm_s390_float_interrupt {
struct mutex ais_lock;
u8 simm;
u8 nimm;
- int ais_enabled;
};
struct kvm_hw_wp_info_arch {
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index e408d9cc5b96..6315037335ba 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -231,12 +231,17 @@ ENTRY(sie64a)
lctlg %c1,%c1,__LC_USER_ASCE # load primary asce
.Lsie_done:
# some program checks are suppressing. C code (e.g. do_protection_exception)
-# will rewind the PSW by the ILC, which is 4 bytes in case of SIE. Other
-# instructions between sie64a and .Lsie_done should not cause program
-# interrupts. So lets use a nop (47 00 00 00) as a landing pad.
+# will rewind the PSW by the ILC, which is often 4 bytes in case of SIE. There
+# are some corner cases (e.g. runtime instrumentation) where ILC is unpredictable.
+# Other instructions between sie64a and .Lsie_done should not cause program
+# interrupts. So lets use 3 nops as a landing pad for all possible rewinds.
# See also .Lcleanup_sie
-.Lrewind_pad:
- nop 0
+.Lrewind_pad6:
+ nopr 7
+.Lrewind_pad4:
+ nopr 7
+.Lrewind_pad2:
+ nopr 7
.globl sie_exit
sie_exit:
lg %r14,__SF_EMPTY+8(%r15) # load guest register save area
@@ -249,7 +254,9 @@ sie_exit:
stg %r14,__SF_EMPTY+16(%r15) # set exit reason code
j sie_exit
- EX_TABLE(.Lrewind_pad,.Lsie_fault)
+ EX_TABLE(.Lrewind_pad6,.Lsie_fault)
+ EX_TABLE(.Lrewind_pad4,.Lsie_fault)
+ EX_TABLE(.Lrewind_pad2,.Lsie_fault)
EX_TABLE(sie_exit,.Lsie_fault)
EXPORT_SYMBOL(sie64a)
EXPORT_SYMBOL(sie_exit)
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index e545ffe5155a..8e622bb52f7a 100644
--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -564,8 +564,6 @@ static struct kset *ipl_kset;
static void __ipl_run(void *unused)
{
- if (MACHINE_IS_LPAR && ipl_info.type == IPL_TYPE_CCW)
- diag308(DIAG308_LOAD_NORMAL_DUMP, NULL);
diag308(DIAG308_LOAD_CLEAR, NULL);
if (MACHINE_IS_VM)
__cpcmd("IPL", NULL, 0, NULL);
@@ -1088,10 +1086,7 @@ static void __reipl_run(void *unused)
break;
case REIPL_METHOD_CCW_DIAG:
diag308(DIAG308_SET, reipl_block_ccw);
- if (MACHINE_IS_LPAR)
- diag308(DIAG308_LOAD_NORMAL_DUMP, NULL);
- else
- diag308(DIAG308_LOAD_CLEAR, NULL);
+ diag308(DIAG308_LOAD_CLEAR, NULL);
break;
case REIPL_METHOD_FCP_RW_DIAG:
diag308(DIAG308_SET, reipl_block_fcp);
diff --git a/arch/s390/kvm/gaccess.c b/arch/s390/kvm/gaccess.c
index 9da243d94cc3..3b297fa3aa67 100644
--- a/arch/s390/kvm/gaccess.c
+++ b/arch/s390/kvm/gaccess.c
@@ -977,11 +977,12 @@ static int kvm_s390_shadow_tables(struct gmap *sg, unsigned long saddr,
ptr = asce.origin * 4096;
if (asce.r) {
*fake = 1;
+ ptr = 0;
asce.dt = ASCE_TYPE_REGION1;
}
switch (asce.dt) {
case ASCE_TYPE_REGION1:
- if (vaddr.rfx01 > asce.tl && !asce.r)
+ if (vaddr.rfx01 > asce.tl && !*fake)
return PGM_REGION_FIRST_TRANS;
break;
case ASCE_TYPE_REGION2:
@@ -1009,8 +1010,7 @@ static int kvm_s390_shadow_tables(struct gmap *sg, unsigned long saddr,
union region1_table_entry rfte;
if (*fake) {
- /* offset in 16EB guest memory block */
- ptr = ptr + ((unsigned long) vaddr.rsx << 53UL);
+ ptr += (unsigned long) vaddr.rfx << 53;
rfte.val = ptr;
goto shadow_r2t;
}
@@ -1036,8 +1036,7 @@ shadow_r2t:
union region2_table_entry rste;
if (*fake) {
- /* offset in 8PB guest memory block */
- ptr = ptr + ((unsigned long) vaddr.rtx << 42UL);
+ ptr += (unsigned long) vaddr.rsx << 42;
rste.val = ptr;
goto shadow_r3t;
}
@@ -1064,8 +1063,7 @@ shadow_r3t:
union region3_table_entry rtte;
if (*fake) {
- /* offset in 4TB guest memory block */
- ptr = ptr + ((unsigned long) vaddr.sx << 31UL);
+ ptr += (unsigned long) vaddr.rtx << 31;
rtte.val = ptr;
goto shadow_sgt;
}
@@ -1101,8 +1099,7 @@ shadow_sgt:
union segment_table_entry ste;
if (*fake) {
- /* offset in 2G guest memory block */
- ptr = ptr + ((unsigned long) vaddr.sx << 20UL);
+ ptr += (unsigned long) vaddr.sx << 20;
ste.val = ptr;
goto shadow_pgt;
}
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
index caf15c8a8948..2d120fef7d90 100644
--- a/arch/s390/kvm/interrupt.c
+++ b/arch/s390/kvm/interrupt.c
@@ -2160,7 +2160,7 @@ static int modify_ais_mode(struct kvm *kvm, struct kvm_device_attr *attr)
struct kvm_s390_ais_req req;
int ret = 0;
- if (!fi->ais_enabled)
+ if (!test_kvm_facility(kvm, 72))
return -ENOTSUPP;
if (copy_from_user(&req, (void __user *)attr->addr, sizeof(req)))
@@ -2204,7 +2204,7 @@ static int kvm_s390_inject_airq(struct kvm *kvm,
};
int ret = 0;
- if (!fi->ais_enabled || !adapter->suppressible)
+ if (!test_kvm_facility(kvm, 72) || !adapter->suppressible)
return kvm_s390_inject_vm(kvm, &s390int);
mutex_lock(&fi->ais_lock);
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 689ac48361c6..f28e2e776931 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -558,7 +558,6 @@ static int kvm_vm_ioctl_enable_cap(struct kvm *kvm, struct kvm_enable_cap *cap)
} else {
set_kvm_facility(kvm->arch.model.fac_mask, 72);
set_kvm_facility(kvm->arch.model.fac_list, 72);
- kvm->arch.float_int.ais_enabled = 1;
r = 0;
}
mutex_unlock(&kvm->lock);
@@ -1533,7 +1532,6 @@ int kvm_arch_init_vm(struct kvm *kvm, unsigned long type)
mutex_init(&kvm->arch.float_int.ais_lock);
kvm->arch.float_int.simm = 0;
kvm->arch.float_int.nimm = 0;
- kvm->arch.float_int.ais_enabled = 0;
spin_lock_init(&kvm->arch.float_int.lock);
for (i = 0; i < FIRQ_LIST_COUNT; i++)
INIT_LIST_HEAD(&kvm->arch.float_int.lists[i]);
diff --git a/arch/s390/mm/mmap.c b/arch/s390/mm/mmap.c
index b017daed6887..b854b1da281a 100644
--- a/arch/s390/mm/mmap.c
+++ b/arch/s390/mm/mmap.c
@@ -101,7 +101,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
addr = PAGE_ALIGN(addr);
vma = find_vma(mm, addr);
if (TASK_SIZE - len >= addr && addr >= mmap_min_addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
goto check_asce_limit;
}
@@ -151,7 +151,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
addr = PAGE_ALIGN(addr);
vma = find_vma(mm, addr);
if (TASK_SIZE - len >= addr && addr >= mmap_min_addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
goto check_asce_limit;
}
diff --git a/arch/sh/mm/mmap.c b/arch/sh/mm/mmap.c
index 08e7af0be4a7..6a1a1297baae 100644
--- a/arch/sh/mm/mmap.c
+++ b/arch/sh/mm/mmap.c
@@ -64,7 +64,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr,
vma = find_vma(mm, addr);
if (TASK_SIZE - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
@@ -114,7 +114,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
vma = find_vma(mm, addr);
if (TASK_SIZE - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 58243b0d21c0..5639c9fe5b55 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -192,9 +192,9 @@ config NR_CPUS
int "Maximum number of CPUs"
depends on SMP
range 2 32 if SPARC32
- range 2 1024 if SPARC64
+ range 2 4096 if SPARC64
default 32 if SPARC32
- default 64 if SPARC64
+ default 4096 if SPARC64
source kernel/Kconfig.hz
@@ -295,9 +295,13 @@ config NUMA
depends on SPARC64 && SMP
config NODES_SHIFT
- int
- default "4"
+ int "Maximum NUMA Nodes (as a power of 2)"
+ range 4 5 if SPARC64
+ default "5"
depends on NEED_MULTIPLE_NODES
+ help
+ Specify the maximum number of NUMA Nodes available on the target
+ system. Increases memory reserved to accommodate various tables.
# Some NUMA nodes have memory ranges that span
# other nodes. Even though a pfn is valid and
@@ -573,9 +577,6 @@ config SYSVIPC_COMPAT
depends on COMPAT && SYSVIPC
default y
-config KEYS_COMPAT
- def_bool y if COMPAT && KEYS
-
endmenu
source "net/Kconfig"
diff --git a/arch/sparc/include/asm/mmu_64.h b/arch/sparc/include/asm/mmu_64.h
index f7de0dbc38af..83b36a5371ff 100644
--- a/arch/sparc/include/asm/mmu_64.h
+++ b/arch/sparc/include/asm/mmu_64.h
@@ -52,7 +52,7 @@
#define CTX_NR_MASK TAG_CONTEXT_BITS
#define CTX_HW_MASK (CTX_NR_MASK | CTX_PGSZ_MASK)
-#define CTX_FIRST_VERSION ((_AC(1,UL) << CTX_VERSION_SHIFT) + _AC(1,UL))
+#define CTX_FIRST_VERSION BIT(CTX_VERSION_SHIFT)
#define CTX_VALID(__ctx) \
(!(((__ctx.sparc64_ctx_val) ^ tlb_context_cache) & CTX_VERSION_MASK))
#define CTX_HWBITS(__ctx) ((__ctx.sparc64_ctx_val) & CTX_HW_MASK)
diff --git a/arch/sparc/include/asm/mmu_context_64.h b/arch/sparc/include/asm/mmu_context_64.h
index 22fede6eba11..2cddcda4f85f 100644
--- a/arch/sparc/include/asm/mmu_context_64.h
+++ b/arch/sparc/include/asm/mmu_context_64.h
@@ -19,13 +19,8 @@ extern spinlock_t ctx_alloc_lock;
extern unsigned long tlb_context_cache;
extern unsigned long mmu_context_bmap[];
+DECLARE_PER_CPU(struct mm_struct *, per_cpu_secondary_mm);
void get_new_mmu_context(struct mm_struct *mm);
-#ifdef CONFIG_SMP
-void smp_new_mmu_context_version(void);
-#else
-#define smp_new_mmu_context_version() do { } while (0)
-#endif
-
int init_new_context(struct task_struct *tsk, struct mm_struct *mm);
void destroy_context(struct mm_struct *mm);
@@ -76,8 +71,9 @@ void __flush_tlb_mm(unsigned long, unsigned long);
static inline void switch_mm(struct mm_struct *old_mm, struct mm_struct *mm, struct task_struct *tsk)
{
unsigned long ctx_valid, flags;
- int cpu;
+ int cpu = smp_processor_id();
+ per_cpu(per_cpu_secondary_mm, cpu) = mm;
if (unlikely(mm == &init_mm))
return;
@@ -123,7 +119,6 @@ static inline void switch_mm(struct mm_struct *old_mm, struct mm_struct *mm, str
* for the first time, we must flush that context out of the
* local TLB.
*/
- cpu = smp_processor_id();
if (!ctx_valid || !cpumask_test_cpu(cpu, mm_cpumask(mm))) {
cpumask_set_cpu(cpu, mm_cpumask(mm));
__flush_tlb_mm(CTX_HWBITS(mm->context),
@@ -133,26 +128,7 @@ static inline void switch_mm(struct mm_struct *old_mm, struct mm_struct *mm, str
}
#define deactivate_mm(tsk,mm) do { } while (0)
-
-/* Activate a new MM instance for the current task. */
-static inline void activate_mm(struct mm_struct *active_mm, struct mm_struct *mm)
-{
- unsigned long flags;
- int cpu;
-
- spin_lock_irqsave(&mm->context.lock, flags);
- if (!CTX_VALID(mm->context))
- get_new_mmu_context(mm);
- cpu = smp_processor_id();
- if (!cpumask_test_cpu(cpu, mm_cpumask(mm)))
- cpumask_set_cpu(cpu, mm_cpumask(mm));
-
- load_secondary_context(mm);
- __flush_tlb_mm(CTX_HWBITS(mm->context), SECONDARY_CONTEXT);
- tsb_context_switch(mm);
- spin_unlock_irqrestore(&mm->context.lock, flags);
-}
-
+#define activate_mm(active_mm, mm) switch_mm(active_mm, mm, NULL)
#endif /* !(__ASSEMBLY__) */
#endif /* !(__SPARC64_MMU_CONTEXT_H) */
diff --git a/arch/sparc/include/asm/pil.h b/arch/sparc/include/asm/pil.h
index 266937030546..522b43db2ed3 100644
--- a/arch/sparc/include/asm/pil.h
+++ b/arch/sparc/include/asm/pil.h
@@ -20,7 +20,6 @@
#define PIL_SMP_CALL_FUNC 1
#define PIL_SMP_RECEIVE_SIGNAL 2
#define PIL_SMP_CAPTURE 3
-#define PIL_SMP_CTX_NEW_VERSION 4
#define PIL_DEVICE_IRQ 5
#define PIL_SMP_CALL_FUNC_SNGL 6
#define PIL_DEFERRED_PCR_WORK 7
diff --git a/arch/sparc/include/asm/vio.h b/arch/sparc/include/asm/vio.h
index 8174f6cdbbbb..9dca7a892978 100644
--- a/arch/sparc/include/asm/vio.h
+++ b/arch/sparc/include/asm/vio.h
@@ -327,6 +327,7 @@ struct vio_dev {
int compat_len;
u64 dev_no;
+ u64 id;
unsigned long channel_id;
diff --git a/arch/sparc/kernel/ds.c b/arch/sparc/kernel/ds.c
index b542cc7c8d94..f87265afb175 100644
--- a/arch/sparc/kernel/ds.c
+++ b/arch/sparc/kernel/ds.c
@@ -909,7 +909,7 @@ static int register_services(struct ds_info *dp)
pbuf.req.handle = cp->handle;
pbuf.req.major = 1;
pbuf.req.minor = 0;
- strcpy(pbuf.req.svc_id, cp->service_id);
+ strcpy(pbuf.id_buf, cp->service_id);
err = __ds_send(lp, &pbuf, msg_len);
if (err > 0)
diff --git a/arch/sparc/kernel/irq_64.c b/arch/sparc/kernel/irq_64.c
index 4d0248aa0928..99dd133a029f 100644
--- a/arch/sparc/kernel/irq_64.c
+++ b/arch/sparc/kernel/irq_64.c
@@ -1034,17 +1034,26 @@ static void __init init_cpu_send_mondo_info(struct trap_per_cpu *tb)
{
#ifdef CONFIG_SMP
unsigned long page;
+ void *mondo, *p;
- BUILD_BUG_ON((NR_CPUS * sizeof(u16)) > (PAGE_SIZE - 64));
+ BUILD_BUG_ON((NR_CPUS * sizeof(u16)) > PAGE_SIZE);
+
+ /* Make sure mondo block is 64byte aligned */
+ p = kzalloc(127, GFP_KERNEL);
+ if (!p) {
+ prom_printf("SUN4V: Error, cannot allocate mondo block.\n");
+ prom_halt();
+ }
+ mondo = (void *)(((unsigned long)p + 63) & ~0x3f);
+ tb->cpu_mondo_block_pa = __pa(mondo);
page = get_zeroed_page(GFP_KERNEL);
if (!page) {
- prom_printf("SUN4V: Error, cannot allocate cpu mondo page.\n");
+ prom_printf("SUN4V: Error, cannot allocate cpu list page.\n");
prom_halt();
}
- tb->cpu_mondo_block_pa = __pa(page);
- tb->cpu_list_pa = __pa(page + 64);
+ tb->cpu_list_pa = __pa(page);
#endif
}
diff --git a/arch/sparc/kernel/kernel.h b/arch/sparc/kernel/kernel.h
index c9804551262c..6ae1e77be0bf 100644
--- a/arch/sparc/kernel/kernel.h
+++ b/arch/sparc/kernel/kernel.h
@@ -37,7 +37,6 @@ void handle_stdfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr
/* smp_64.c */
void __irq_entry smp_call_function_client(int irq, struct pt_regs *regs);
void __irq_entry smp_call_function_single_client(int irq, struct pt_regs *regs);
-void __irq_entry smp_new_mmu_context_version_client(int irq, struct pt_regs *regs);
void __irq_entry smp_penguin_jailcell(int irq, struct pt_regs *regs);
void __irq_entry smp_receive_signal_client(int irq, struct pt_regs *regs);
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index b3bc0ac757cc..fdf31040a7dc 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -964,37 +964,6 @@ void flush_dcache_page_all(struct mm_struct *mm, struct page *page)
preempt_enable();
}
-void __irq_entry smp_new_mmu_context_version_client(int irq, struct pt_regs *regs)
-{
- struct mm_struct *mm;
- unsigned long flags;
-
- clear_softint(1 << irq);
-
- /* See if we need to allocate a new TLB context because
- * the version of the one we are using is now out of date.
- */
- mm = current->active_mm;
- if (unlikely(!mm || (mm == &init_mm)))
- return;
-
- spin_lock_irqsave(&mm->context.lock, flags);
-
- if (unlikely(!CTX_VALID(mm->context)))
- get_new_mmu_context(mm);
-
- spin_unlock_irqrestore(&mm->context.lock, flags);
-
- load_secondary_context(mm);
- __flush_tlb_mm(CTX_HWBITS(mm->context),
- SECONDARY_CONTEXT);
-}
-
-void smp_new_mmu_context_version(void)
-{
- smp_cross_call(&xcall_new_mmu_context_version, 0, 0, 0);
-}
-
#ifdef CONFIG_KGDB
void kgdb_roundup_cpus(unsigned long flags)
{
diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c
index ef4520efc813..043544d0cda3 100644
--- a/arch/sparc/kernel/sys_sparc_64.c
+++ b/arch/sparc/kernel/sys_sparc_64.c
@@ -120,7 +120,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsi
vma = find_vma(mm, addr);
if (task_size - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
@@ -183,7 +183,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
vma = find_vma(mm, addr);
if (task_size - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
diff --git a/arch/sparc/kernel/tsb.S b/arch/sparc/kernel/tsb.S
index 10689cfd0ad4..07c0df924960 100644
--- a/arch/sparc/kernel/tsb.S
+++ b/arch/sparc/kernel/tsb.S
@@ -455,13 +455,16 @@ __tsb_context_switch:
.type copy_tsb,#function
copy_tsb: /* %o0=old_tsb_base, %o1=old_tsb_size
* %o2=new_tsb_base, %o3=new_tsb_size
+ * %o4=page_size_shift
*/
sethi %uhi(TSB_PASS_BITS), %g7
srlx %o3, 4, %o3
- add %o0, %o1, %g1 /* end of old tsb */
+ add %o0, %o1, %o1 /* end of old tsb */
sllx %g7, 32, %g7
sub %o3, 1, %o3 /* %o3 == new tsb hash mask */
+ mov %o4, %g1 /* page_size_shift */
+
661: prefetcha [%o0] ASI_N, #one_read
.section .tsb_phys_patch, "ax"
.word 661b
@@ -486,9 +489,9 @@ copy_tsb: /* %o0=old_tsb_base, %o1=old_tsb_size
/* This can definitely be computed faster... */
srlx %o0, 4, %o5 /* Build index */
and %o5, 511, %o5 /* Mask index */
- sllx %o5, PAGE_SHIFT, %o5 /* Put into vaddr position */
+ sllx %o5, %g1, %o5 /* Put into vaddr position */
or %o4, %o5, %o4 /* Full VADDR. */
- srlx %o4, PAGE_SHIFT, %o4 /* Shift down to create index */
+ srlx %o4, %g1, %o4 /* Shift down to create index */
and %o4, %o3, %o4 /* Mask with new_tsb_nents-1 */
sllx %o4, 4, %o4 /* Shift back up into tsb ent offset */
TSB_STORE(%o2 + %o4, %g2) /* Store TAG */
@@ -496,7 +499,7 @@ copy_tsb: /* %o0=old_tsb_base, %o1=old_tsb_size
TSB_STORE(%o2 + %o4, %g3) /* Store TTE */
80: add %o0, 16, %o0
- cmp %o0, %g1
+ cmp %o0, %o1
bne,pt %xcc, 90b
nop
diff --git a/arch/sparc/kernel/ttable_64.S b/arch/sparc/kernel/ttable_64.S
index 7bd8f6556352..efe93ab4a9c0 100644
--- a/arch/sparc/kernel/ttable_64.S
+++ b/arch/sparc/kernel/ttable_64.S
@@ -50,7 +50,7 @@ tl0_resv03e: BTRAP(0x3e) BTRAP(0x3f) BTRAP(0x40)
tl0_irq1: TRAP_IRQ(smp_call_function_client, 1)
tl0_irq2: TRAP_IRQ(smp_receive_signal_client, 2)
tl0_irq3: TRAP_IRQ(smp_penguin_jailcell, 3)
-tl0_irq4: TRAP_IRQ(smp_new_mmu_context_version_client, 4)
+tl0_irq4: BTRAP(0x44)
#else
tl0_irq1: BTRAP(0x41)
tl0_irq2: BTRAP(0x42)
diff --git a/arch/sparc/kernel/vio.c b/arch/sparc/kernel/vio.c
index f6bb857254fc..075d38980dee 100644
--- a/arch/sparc/kernel/vio.c
+++ b/arch/sparc/kernel/vio.c
@@ -302,13 +302,16 @@ static struct vio_dev *vio_create_one(struct mdesc_handle *hp, u64 mp,
if (!id) {
dev_set_name(&vdev->dev, "%s", bus_id_name);
vdev->dev_no = ~(u64)0;
+ vdev->id = ~(u64)0;
} else if (!cfg_handle) {
dev_set_name(&vdev->dev, "%s-%llu", bus_id_name, *id);
vdev->dev_no = *id;
+ vdev->id = ~(u64)0;
} else {
dev_set_name(&vdev->dev, "%s-%llu-%llu", bus_id_name,
*cfg_handle, *id);
vdev->dev_no = *cfg_handle;
+ vdev->id = *id;
}
vdev->dev.parent = parent;
@@ -351,27 +354,84 @@ static void vio_add(struct mdesc_handle *hp, u64 node)
(void) vio_create_one(hp, node, &root_vdev->dev);
}
+struct vio_md_node_query {
+ const char *type;
+ u64 dev_no;
+ u64 id;
+};
+
static int vio_md_node_match(struct device *dev, void *arg)
{
+ struct vio_md_node_query *query = (struct vio_md_node_query *) arg;
struct vio_dev *vdev = to_vio_dev(dev);
- if (vdev->mp == (u64) arg)
- return 1;
+ if (vdev->dev_no != query->dev_no)
+ return 0;
+ if (vdev->id != query->id)
+ return 0;
+ if (strcmp(vdev->type, query->type))
+ return 0;
- return 0;
+ return 1;
}
static void vio_remove(struct mdesc_handle *hp, u64 node)
{
+ const char *type;
+ const u64 *id, *cfg_handle;
+ u64 a;
+ struct vio_md_node_query query;
struct device *dev;
- dev = device_find_child(&root_vdev->dev, (void *) node,
+ type = mdesc_get_property(hp, node, "device-type", NULL);
+ if (!type) {
+ type = mdesc_get_property(hp, node, "name", NULL);
+ if (!type)
+ type = mdesc_node_name(hp, node);
+ }
+
+ query.type = type;
+
+ id = mdesc_get_property(hp, node, "id", NULL);
+ cfg_handle = NULL;
+ mdesc_for_each_arc(a, hp, node, MDESC_ARC_TYPE_BACK) {
+ u64 target;
+
+ target = mdesc_arc_target(hp, a);
+ cfg_handle = mdesc_get_property(hp, target,
+ "cfg-handle", NULL);
+ if (cfg_handle)
+ break;
+ }
+
+ if (!id) {
+ query.dev_no = ~(u64)0;
+ query.id = ~(u64)0;
+ } else if (!cfg_handle) {
+ query.dev_no = *id;
+ query.id = ~(u64)0;
+ } else {
+ query.dev_no = *cfg_handle;
+ query.id = *id;
+ }
+
+ dev = device_find_child(&root_vdev->dev, &query,
vio_md_node_match);
if (dev) {
printk(KERN_INFO "VIO: Removing device %s\n", dev_name(dev));
device_unregister(dev);
put_device(dev);
+ } else {
+ if (!id)
+ printk(KERN_ERR "VIO: Removed unknown %s node.\n",
+ type);
+ else if (!cfg_handle)
+ printk(KERN_ERR "VIO: Removed unknown %s node %llu.\n",
+ type, *id);
+ else
+ printk(KERN_ERR "VIO: Removed unknown %s node %llu-%llu.\n",
+ type, *cfg_handle, *id);
}
}
diff --git a/arch/sparc/lib/Makefile b/arch/sparc/lib/Makefile
index 69912d2f8b54..07c03e72d812 100644
--- a/arch/sparc/lib/Makefile
+++ b/arch/sparc/lib/Makefile
@@ -15,6 +15,7 @@ lib-$(CONFIG_SPARC32) += copy_user.o locks.o
lib-$(CONFIG_SPARC64) += atomic_64.o
lib-$(CONFIG_SPARC32) += lshrdi3.o ashldi3.o
lib-$(CONFIG_SPARC32) += muldi3.o bitext.o cmpdi2.o
+lib-$(CONFIG_SPARC64) += multi3.o
lib-$(CONFIG_SPARC64) += copy_page.o clear_page.o bzero.o
lib-$(CONFIG_SPARC64) += csum_copy.o csum_copy_from_user.o csum_copy_to_user.o
diff --git a/arch/sparc/lib/multi3.S b/arch/sparc/lib/multi3.S
new file mode 100644
index 000000000000..d6b6c97fe3c7
--- /dev/null
+++ b/arch/sparc/lib/multi3.S
@@ -0,0 +1,35 @@
+#include <linux/linkage.h>
+#include <asm/export.h>
+
+ .text
+ .align 4
+ENTRY(__multi3) /* %o0 = u, %o1 = v */
+ mov %o1, %g1
+ srl %o3, 0, %g4
+ mulx %g4, %g1, %o1
+ srlx %g1, 0x20, %g3
+ mulx %g3, %g4, %g5
+ sllx %g5, 0x20, %o5
+ srl %g1, 0, %g4
+ sub %o1, %o5, %o5
+ srlx %o5, 0x20, %o5
+ addcc %g5, %o5, %g5
+ srlx %o3, 0x20, %o5
+ mulx %g4, %o5, %g4
+ mulx %g3, %o5, %o5
+ sethi %hi(0x80000000), %g3
+ addcc %g5, %g4, %g5
+ srlx %g5, 0x20, %g5
+ add %g3, %g3, %g3
+ movcc %xcc, %g0, %g3
+ addcc %o5, %g5, %o5
+ sllx %g4, 0x20, %g4
+ add %o1, %g4, %o1
+ add %o5, %g3, %g2
+ mulx %g1, %o2, %g1
+ add %g1, %g2, %g1
+ mulx %o0, %o3, %o0
+ retl
+ add %g1, %o0, %o0
+ENDPROC(__multi3)
+EXPORT_SYMBOL(__multi3)
diff --git a/arch/sparc/mm/hugetlbpage.c b/arch/sparc/mm/hugetlbpage.c
index 7c29d38e6b99..88855e383b34 100644
--- a/arch/sparc/mm/hugetlbpage.c
+++ b/arch/sparc/mm/hugetlbpage.c
@@ -120,7 +120,7 @@ hugetlb_get_unmapped_area(struct file *file, unsigned long addr,
addr = ALIGN(addr, huge_page_size(h));
vma = find_vma(mm, addr);
if (task_size - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
if (mm->get_unmapped_area == arch_get_unmapped_area)
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index 0cda653ae007..3c40ebd50f92 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -358,7 +358,8 @@ static int __init setup_hugepagesz(char *string)
}
if ((hv_pgsz_mask & cpu_pgsz_mask) == 0U) {
- pr_warn("hugepagesz=%llu not supported by MMU.\n",
+ hugetlb_bad_size();
+ pr_err("hugepagesz=%llu not supported by MMU.\n",
hugepage_size);
goto out;
}
@@ -706,10 +707,58 @@ EXPORT_SYMBOL(__flush_dcache_range);
/* get_new_mmu_context() uses "cache + 1". */
DEFINE_SPINLOCK(ctx_alloc_lock);
-unsigned long tlb_context_cache = CTX_FIRST_VERSION - 1;
+unsigned long tlb_context_cache = CTX_FIRST_VERSION;
#define MAX_CTX_NR (1UL << CTX_NR_BITS)
#define CTX_BMAP_SLOTS BITS_TO_LONGS(MAX_CTX_NR)
DECLARE_BITMAP(mmu_context_bmap, MAX_CTX_NR);
+DEFINE_PER_CPU(struct mm_struct *, per_cpu_secondary_mm) = {0};
+
+static void mmu_context_wrap(void)
+{
+ unsigned long old_ver = tlb_context_cache & CTX_VERSION_MASK;
+ unsigned long new_ver, new_ctx, old_ctx;
+ struct mm_struct *mm;
+ int cpu;
+
+ bitmap_zero(mmu_context_bmap, 1 << CTX_NR_BITS);
+
+ /* Reserve kernel context */
+ set_bit(0, mmu_context_bmap);
+
+ new_ver = (tlb_context_cache & CTX_VERSION_MASK) + CTX_FIRST_VERSION;
+ if (unlikely(new_ver == 0))
+ new_ver = CTX_FIRST_VERSION;
+ tlb_context_cache = new_ver;
+
+ /*
+ * Make sure that any new mm that are added into per_cpu_secondary_mm,
+ * are going to go through get_new_mmu_context() path.
+ */
+ mb();
+
+ /*
+ * Updated versions to current on those CPUs that had valid secondary
+ * contexts
+ */
+ for_each_online_cpu(cpu) {
+ /*
+ * If a new mm is stored after we took this mm from the array,
+ * it will go into get_new_mmu_context() path, because we
+ * already bumped the version in tlb_context_cache.
+ */
+ mm = per_cpu(per_cpu_secondary_mm, cpu);
+
+ if (unlikely(!mm || mm == &init_mm))
+ continue;
+
+ old_ctx = mm->context.sparc64_ctx_val;
+ if (likely((old_ctx & CTX_VERSION_MASK) == old_ver)) {
+ new_ctx = (old_ctx & ~CTX_VERSION_MASK) | new_ver;
+ set_bit(new_ctx & CTX_NR_MASK, mmu_context_bmap);
+ mm->context.sparc64_ctx_val = new_ctx;
+ }
+ }
+}
/* Caller does TLB context flushing on local CPU if necessary.
* The caller also ensures that CTX_VALID(mm->context) is false.
@@ -725,48 +774,30 @@ void get_new_mmu_context(struct mm_struct *mm)
{
unsigned long ctx, new_ctx;
unsigned long orig_pgsz_bits;
- int new_version;
spin_lock(&ctx_alloc_lock);
+retry:
+ /* wrap might have happened, test again if our context became valid */
+ if (unlikely(CTX_VALID(mm->context)))
+ goto out;
orig_pgsz_bits = (mm->context.sparc64_ctx_val & CTX_PGSZ_MASK);
ctx = (tlb_context_cache + 1) & CTX_NR_MASK;
new_ctx = find_next_zero_bit(mmu_context_bmap, 1 << CTX_NR_BITS, ctx);
- new_version = 0;
if (new_ctx >= (1 << CTX_NR_BITS)) {
new_ctx = find_next_zero_bit(mmu_context_bmap, ctx, 1);
if (new_ctx >= ctx) {
- int i;
- new_ctx = (tlb_context_cache & CTX_VERSION_MASK) +
- CTX_FIRST_VERSION;
- if (new_ctx == 1)
- new_ctx = CTX_FIRST_VERSION;
-
- /* Don't call memset, for 16 entries that's just
- * plain silly...
- */
- mmu_context_bmap[0] = 3;
- mmu_context_bmap[1] = 0;
- mmu_context_bmap[2] = 0;
- mmu_context_bmap[3] = 0;
- for (i = 4; i < CTX_BMAP_SLOTS; i += 4) {
- mmu_context_bmap[i + 0] = 0;
- mmu_context_bmap[i + 1] = 0;
- mmu_context_bmap[i + 2] = 0;
- mmu_context_bmap[i + 3] = 0;
- }
- new_version = 1;
- goto out;
+ mmu_context_wrap();
+ goto retry;
}
}
+ if (mm->context.sparc64_ctx_val)
+ cpumask_clear(mm_cpumask(mm));
mmu_context_bmap[new_ctx>>6] |= (1UL << (new_ctx & 63));
new_ctx |= (tlb_context_cache & CTX_VERSION_MASK);
-out:
tlb_context_cache = new_ctx;
mm->context.sparc64_ctx_val = new_ctx | orig_pgsz_bits;
+out:
spin_unlock(&ctx_alloc_lock);
-
- if (unlikely(new_version))
- smp_new_mmu_context_version();
}
static int numa_enabled = 1;
diff --git a/arch/sparc/mm/tsb.c b/arch/sparc/mm/tsb.c
index bedf08b22a47..0d4b998c7d7b 100644
--- a/arch/sparc/mm/tsb.c
+++ b/arch/sparc/mm/tsb.c
@@ -496,7 +496,8 @@ retry_tsb_alloc:
extern void copy_tsb(unsigned long old_tsb_base,
unsigned long old_tsb_size,
unsigned long new_tsb_base,
- unsigned long new_tsb_size);
+ unsigned long new_tsb_size,
+ unsigned long page_size_shift);
unsigned long old_tsb_base = (unsigned long) old_tsb;
unsigned long new_tsb_base = (unsigned long) new_tsb;
@@ -504,7 +505,9 @@ retry_tsb_alloc:
old_tsb_base = __pa(old_tsb_base);
new_tsb_base = __pa(new_tsb_base);
}
- copy_tsb(old_tsb_base, old_size, new_tsb_base, new_size);
+ copy_tsb(old_tsb_base, old_size, new_tsb_base, new_size,
+ tsb_index == MM_TSB_BASE ?
+ PAGE_SHIFT : REAL_HPAGE_SHIFT);
}
mm->context.tsb_block[tsb_index].tsb = new_tsb;
diff --git a/arch/sparc/mm/ultra.S b/arch/sparc/mm/ultra.S
index 5d2fd6cd3189..fcf4d27a38fb 100644
--- a/arch/sparc/mm/ultra.S
+++ b/arch/sparc/mm/ultra.S
@@ -971,11 +971,6 @@ xcall_capture:
wr %g0, (1 << PIL_SMP_CAPTURE), %set_softint
retry
- .globl xcall_new_mmu_context_version
-xcall_new_mmu_context_version:
- wr %g0, (1 << PIL_SMP_CTX_NEW_VERSION), %set_softint
- retry
-
#ifdef CONFIG_KGDB
.globl xcall_kgdb_capture
xcall_kgdb_capture:
diff --git a/arch/tile/mm/hugetlbpage.c b/arch/tile/mm/hugetlbpage.c
index cb10153b5c9f..03e5cc4e76e4 100644
--- a/arch/tile/mm/hugetlbpage.c
+++ b/arch/tile/mm/hugetlbpage.c
@@ -233,7 +233,7 @@ unsigned long hugetlb_get_unmapped_area(struct file *file, unsigned long addr,
addr = ALIGN(addr, huge_page_size(h));
vma = find_vma(mm, addr);
if (TASK_SIZE - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
if (current->mm->get_unmapped_area == arch_get_unmapped_area)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 4ccfacc7232a..0efb4c9497bc 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -2776,10 +2776,6 @@ config COMPAT_FOR_U64_ALIGNMENT
config SYSVIPC_COMPAT
def_bool y
depends on SYSVIPC
-
-config KEYS_COMPAT
- def_bool y
- depends on KEYS
endif
endmenu
diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index a6d91d4e37a1..110ce8238466 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -431,11 +431,11 @@ static __initconst const u64 skl_hw_cache_event_ids
[ C(DTLB) ] = {
[ C(OP_READ) ] = {
[ C(RESULT_ACCESS) ] = 0x81d0, /* MEM_INST_RETIRED.ALL_LOADS */
- [ C(RESULT_MISS) ] = 0x608, /* DTLB_LOAD_MISSES.WALK_COMPLETED */
+ [ C(RESULT_MISS) ] = 0xe08, /* DTLB_LOAD_MISSES.WALK_COMPLETED */
},
[ C(OP_WRITE) ] = {
[ C(RESULT_ACCESS) ] = 0x82d0, /* MEM_INST_RETIRED.ALL_STORES */
- [ C(RESULT_MISS) ] = 0x649, /* DTLB_STORE_MISSES.WALK_COMPLETED */
+ [ C(RESULT_MISS) ] = 0xe49, /* DTLB_STORE_MISSES.WALK_COMPLETED */
},
[ C(OP_PREFETCH) ] = {
[ C(RESULT_ACCESS) ] = 0x0,
diff --git a/arch/x86/include/asm/extable.h b/arch/x86/include/asm/extable.h
index b8ad261d11dc..c66d19e3c23e 100644
--- a/arch/x86/include/asm/extable.h
+++ b/arch/x86/include/asm/extable.h
@@ -29,6 +29,7 @@ struct pt_regs;
} while (0)
extern int fixup_exception(struct pt_regs *regs, int trapnr);
+extern int fixup_bug(struct pt_regs *regs, int trapnr);
extern bool ex_has_fault_handler(unsigned long ip);
extern void early_fixup_exception(struct pt_regs *regs, int trapnr);
diff --git a/arch/x86/include/asm/kvm_emulate.h b/arch/x86/include/asm/kvm_emulate.h
index 055962615779..722d0e568863 100644
--- a/arch/x86/include/asm/kvm_emulate.h
+++ b/arch/x86/include/asm/kvm_emulate.h
@@ -296,6 +296,7 @@ struct x86_emulate_ctxt {
bool perm_ok; /* do not check permissions if true */
bool ud; /* inject an #UD if host doesn't support insn */
+ bool tf; /* TF value before instruction (after for syscall/sysret) */
bool have_exception;
struct x86_exception exception;
diff --git a/arch/x86/include/asm/mshyperv.h b/arch/x86/include/asm/mshyperv.h
index fba100713924..d5acc27ed1cc 100644
--- a/arch/x86/include/asm/mshyperv.h
+++ b/arch/x86/include/asm/mshyperv.h
@@ -2,8 +2,7 @@
#define _ASM_X86_MSHYPER_H
#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/clocksource.h>
+#include <linux/atomic.h>
#include <asm/hyperv.h>
/*
diff --git a/arch/x86/kernel/cpu/cyrix.c b/arch/x86/kernel/cpu/cyrix.c
index a70fd61095f8..6f077445647a 100644
--- a/arch/x86/kernel/cpu/cyrix.c
+++ b/arch/x86/kernel/cpu/cyrix.c
@@ -255,6 +255,7 @@ static void init_cyrix(struct cpuinfo_x86 *c)
break;
case 4: /* MediaGX/GXm or Geode GXM/GXLV/GX1 */
+ case 11: /* GX1 with inverted Device ID */
#ifdef CONFIG_PCI
{
u32 vendor, device;
diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c
index afdfd237b59f..f522415bf9e5 100644
--- a/arch/x86/kernel/cpu/microcode/intel.c
+++ b/arch/x86/kernel/cpu/microcode/intel.c
@@ -619,6 +619,9 @@ int __init save_microcode_in_initrd_intel(void)
show_saved_mc();
+ /* initrd is going away, clear patch ptr. */
+ intel_ucode_patch = NULL;
+
return 0;
}
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index da5c09789984..43e10d6fdbed 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -161,8 +161,8 @@ void kvm_async_pf_task_wait(u32 token)
*/
rcu_irq_exit();
native_safe_halt();
- rcu_irq_enter();
local_irq_disable();
+ rcu_irq_enter();
}
}
if (!n.halted)
diff --git a/arch/x86/kernel/sys_x86_64.c b/arch/x86/kernel/sys_x86_64.c
index 207b8f2582c7..213ddf3e937d 100644
--- a/arch/x86/kernel/sys_x86_64.c
+++ b/arch/x86/kernel/sys_x86_64.c
@@ -144,7 +144,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
addr = PAGE_ALIGN(addr);
vma = find_vma(mm, addr);
if (end - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
@@ -187,7 +187,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
addr = PAGE_ALIGN(addr);
vma = find_vma(mm, addr);
if (TASK_SIZE - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index 3995d3a777d4..bf54309b85da 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -182,7 +182,7 @@ int is_valid_bugaddr(unsigned long addr)
return ud == INSN_UD0 || ud == INSN_UD2;
}
-static int fixup_bug(struct pt_regs *regs, int trapnr)
+int fixup_bug(struct pt_regs *regs, int trapnr)
{
if (trapnr != X86_TRAP_UD)
return 0;
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index a181ae76c71c..59ca2eea522c 100644
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -780,18 +780,20 @@ out:
static int move_to_next_stateful_cpuid_entry(struct kvm_vcpu *vcpu, int i)
{
struct kvm_cpuid_entry2 *e = &vcpu->arch.cpuid_entries[i];
- int j, nent = vcpu->arch.cpuid_nent;
+ struct kvm_cpuid_entry2 *ej;
+ int j = i;
+ int nent = vcpu->arch.cpuid_nent;
e->flags &= ~KVM_CPUID_FLAG_STATE_READ_NEXT;
/* when no next entry is found, the current entry[i] is reselected */
- for (j = i + 1; ; j = (j + 1) % nent) {
- struct kvm_cpuid_entry2 *ej = &vcpu->arch.cpuid_entries[j];
- if (ej->function == e->function) {
- ej->flags |= KVM_CPUID_FLAG_STATE_READ_NEXT;
- return j;
- }
- }
- return 0; /* silence gcc, even though control never reaches here */
+ do {
+ j = (j + 1) % nent;
+ ej = &vcpu->arch.cpuid_entries[j];
+ } while (ej->function != e->function);
+
+ ej->flags |= KVM_CPUID_FLAG_STATE_READ_NEXT;
+
+ return j;
}
/* find an entry with matching function, matching index (if needed), and that
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 0816ab2e8adc..80890dee66ce 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -2742,6 +2742,7 @@ static int em_syscall(struct x86_emulate_ctxt *ctxt)
ctxt->eflags &= ~(X86_EFLAGS_VM | X86_EFLAGS_IF);
}
+ ctxt->tf = (ctxt->eflags & X86_EFLAGS_TF) != 0;
return X86EMUL_CONTINUE;
}
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 5d3376f67794..cb8225969255 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -3698,12 +3698,15 @@ static int kvm_arch_setup_async_pf(struct kvm_vcpu *vcpu, gva_t gva, gfn_t gfn)
return kvm_setup_async_pf(vcpu, gva, kvm_vcpu_gfn_to_hva(vcpu, gfn), &arch);
}
-static bool can_do_async_pf(struct kvm_vcpu *vcpu)
+bool kvm_can_do_async_pf(struct kvm_vcpu *vcpu)
{
if (unlikely(!lapic_in_kernel(vcpu) ||
kvm_event_needs_reinjection(vcpu)))
return false;
+ if (is_guest_mode(vcpu))
+ return false;
+
return kvm_x86_ops->interrupt_allowed(vcpu);
}
@@ -3719,7 +3722,7 @@ static bool try_async_pf(struct kvm_vcpu *vcpu, bool prefault, gfn_t gfn,
if (!async)
return false; /* *pfn has correct page already */
- if (!prefault && can_do_async_pf(vcpu)) {
+ if (!prefault && kvm_can_do_async_pf(vcpu)) {
trace_kvm_try_async_get_page(gva, gfn);
if (kvm_find_async_pf_gfn(vcpu, gfn)) {
trace_kvm_async_pf_doublefault(gva, gfn);
diff --git a/arch/x86/kvm/mmu.h b/arch/x86/kvm/mmu.h
index 27975807cc64..330bf3a811fb 100644
--- a/arch/x86/kvm/mmu.h
+++ b/arch/x86/kvm/mmu.h
@@ -76,6 +76,7 @@ int handle_mmio_page_fault(struct kvm_vcpu *vcpu, u64 addr, bool direct);
void kvm_init_shadow_mmu(struct kvm_vcpu *vcpu);
void kvm_init_shadow_ept_mmu(struct kvm_vcpu *vcpu, bool execonly,
bool accessed_dirty);
+bool kvm_can_do_async_pf(struct kvm_vcpu *vcpu);
static inline unsigned int kvm_mmu_available_pages(struct kvm *kvm)
{
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 9b4b5d6dcd34..ca5d2b93385c 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -2425,7 +2425,7 @@ static int nested_vmx_check_exception(struct kvm_vcpu *vcpu, unsigned nr)
if (!(vmcs12->exception_bitmap & (1u << nr)))
return 0;
- nested_vmx_vmexit(vcpu, to_vmx(vcpu)->exit_reason,
+ nested_vmx_vmexit(vcpu, EXIT_REASON_EXCEPTION_NMI,
vmcs_read32(VM_EXIT_INTR_INFO),
vmcs_readl(EXIT_QUALIFICATION));
return 1;
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index a2cd0997343c..0e846f0cb83b 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -5313,6 +5313,8 @@ static void init_emulate_ctxt(struct kvm_vcpu *vcpu)
kvm_x86_ops->get_cs_db_l_bits(vcpu, &cs_db, &cs_l);
ctxt->eflags = kvm_get_rflags(vcpu);
+ ctxt->tf = (ctxt->eflags & X86_EFLAGS_TF) != 0;
+
ctxt->eip = kvm_rip_read(vcpu);
ctxt->mode = (!is_protmode(vcpu)) ? X86EMUL_MODE_REAL :
(ctxt->eflags & X86_EFLAGS_VM) ? X86EMUL_MODE_VM86 :
@@ -5528,36 +5530,25 @@ static int kvm_vcpu_check_hw_bp(unsigned long addr, u32 type, u32 dr7,
return dr6;
}
-static void kvm_vcpu_check_singlestep(struct kvm_vcpu *vcpu, unsigned long rflags, int *r)
+static void kvm_vcpu_do_singlestep(struct kvm_vcpu *vcpu, int *r)
{
struct kvm_run *kvm_run = vcpu->run;
- /*
- * rflags is the old, "raw" value of the flags. The new value has
- * not been saved yet.
- *
- * This is correct even for TF set by the guest, because "the
- * processor will not generate this exception after the instruction
- * that sets the TF flag".
- */
- if (unlikely(rflags & X86_EFLAGS_TF)) {
- if (vcpu->guest_debug & KVM_GUESTDBG_SINGLESTEP) {
- kvm_run->debug.arch.dr6 = DR6_BS | DR6_FIXED_1 |
- DR6_RTM;
- kvm_run->debug.arch.pc = vcpu->arch.singlestep_rip;
- kvm_run->debug.arch.exception = DB_VECTOR;
- kvm_run->exit_reason = KVM_EXIT_DEBUG;
- *r = EMULATE_USER_EXIT;
- } else {
- /*
- * "Certain debug exceptions may clear bit 0-3. The
- * remaining contents of the DR6 register are never
- * cleared by the processor".
- */
- vcpu->arch.dr6 &= ~15;
- vcpu->arch.dr6 |= DR6_BS | DR6_RTM;
- kvm_queue_exception(vcpu, DB_VECTOR);
- }
+ if (vcpu->guest_debug & KVM_GUESTDBG_SINGLESTEP) {
+ kvm_run->debug.arch.dr6 = DR6_BS | DR6_FIXED_1 | DR6_RTM;
+ kvm_run->debug.arch.pc = vcpu->arch.singlestep_rip;
+ kvm_run->debug.arch.exception = DB_VECTOR;
+ kvm_run->exit_reason = KVM_EXIT_DEBUG;
+ *r = EMULATE_USER_EXIT;
+ } else {
+ /*
+ * "Certain debug exceptions may clear bit 0-3. The
+ * remaining contents of the DR6 register are never
+ * cleared by the processor".
+ */
+ vcpu->arch.dr6 &= ~15;
+ vcpu->arch.dr6 |= DR6_BS | DR6_RTM;
+ kvm_queue_exception(vcpu, DB_VECTOR);
}
}
@@ -5567,7 +5558,17 @@ int kvm_skip_emulated_instruction(struct kvm_vcpu *vcpu)
int r = EMULATE_DONE;
kvm_x86_ops->skip_emulated_instruction(vcpu);
- kvm_vcpu_check_singlestep(vcpu, rflags, &r);
+
+ /*
+ * rflags is the old, "raw" value of the flags. The new value has
+ * not been saved yet.
+ *
+ * This is correct even for TF set by the guest, because "the
+ * processor will not generate this exception after the instruction
+ * that sets the TF flag".
+ */
+ if (unlikely(rflags & X86_EFLAGS_TF))
+ kvm_vcpu_do_singlestep(vcpu, &r);
return r == EMULATE_DONE;
}
EXPORT_SYMBOL_GPL(kvm_skip_emulated_instruction);
@@ -5726,8 +5727,9 @@ restart:
toggle_interruptibility(vcpu, ctxt->interruptibility);
vcpu->arch.emulate_regs_need_sync_to_vcpu = false;
kvm_rip_write(vcpu, ctxt->eip);
- if (r == EMULATE_DONE)
- kvm_vcpu_check_singlestep(vcpu, rflags, &r);
+ if (r == EMULATE_DONE &&
+ (ctxt->tf || (vcpu->guest_debug & KVM_GUESTDBG_SINGLESTEP)))
+ kvm_vcpu_do_singlestep(vcpu, &r);
if (!ctxt->have_exception ||
exception_type(ctxt->exception.vector) == EXCPT_TRAP)
__kvm_set_rflags(vcpu, ctxt->eflags);
@@ -8607,8 +8609,7 @@ bool kvm_arch_can_inject_async_page_present(struct kvm_vcpu *vcpu)
if (!(vcpu->arch.apf.msr_val & KVM_ASYNC_PF_ENABLED))
return true;
else
- return !kvm_event_needs_reinjection(vcpu) &&
- kvm_x86_ops->interrupt_allowed(vcpu);
+ return kvm_can_do_async_pf(vcpu);
}
void kvm_arch_start_assignment(struct kvm *kvm)
diff --git a/arch/x86/mm/extable.c b/arch/x86/mm/extable.c
index 35ea061010a1..0ea8afcb929c 100644
--- a/arch/x86/mm/extable.c
+++ b/arch/x86/mm/extable.c
@@ -162,6 +162,9 @@ void __init early_fixup_exception(struct pt_regs *regs, int trapnr)
if (fixup_exception(regs, trapnr))
return;
+ if (fixup_bug(regs, trapnr))
+ return;
+
fail:
early_printk("PANIC: early exception 0x%02x IP %lx:%lx error %lx cr2 0x%lx\n",
(unsigned)trapnr, (unsigned long)regs->cs, regs->ip,
diff --git a/arch/x86/mm/hugetlbpage.c b/arch/x86/mm/hugetlbpage.c
index 302f43fd9c28..adad702b39cd 100644
--- a/arch/x86/mm/hugetlbpage.c
+++ b/arch/x86/mm/hugetlbpage.c
@@ -148,7 +148,7 @@ hugetlb_get_unmapped_area(struct file *file, unsigned long addr,
addr = ALIGN(addr, huge_page_size(h));
vma = find_vma(mm, addr);
if (TASK_SIZE - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
if (mm->get_unmapped_area == arch_get_unmapped_area)
diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
index cbc87ea98751..9b3f9fa5b283 100644
--- a/arch/x86/mm/init.c
+++ b/arch/x86/mm/init.c
@@ -161,16 +161,16 @@ static int page_size_mask;
static void __init probe_page_size_mask(void)
{
-#if !defined(CONFIG_KMEMCHECK)
/*
* For CONFIG_KMEMCHECK or pagealloc debugging, identity mapping will
* use small pages.
* This will simplify cpa(), which otherwise needs to support splitting
* large pages into small in interrupt context, etc.
*/
- if (boot_cpu_has(X86_FEATURE_PSE) && !debug_pagealloc_enabled())
+ if (boot_cpu_has(X86_FEATURE_PSE) && !debug_pagealloc_enabled() && !IS_ENABLED(CONFIG_KMEMCHECK))
page_size_mask |= 1 << PG_LEVEL_2M;
-#endif
+ else
+ direct_gbpages = 0;
/* Enable PSE if available */
if (boot_cpu_has(X86_FEATURE_PSE))
diff --git a/arch/xtensa/include/asm/irq.h b/arch/xtensa/include/asm/irq.h
index f71f88ea7646..19707db966f1 100644
--- a/arch/xtensa/include/asm/irq.h
+++ b/arch/xtensa/include/asm/irq.h
@@ -29,7 +29,8 @@ static inline void variant_irq_disable(unsigned int irq) { }
# define PLATFORM_NR_IRQS 0
#endif
#define XTENSA_NR_IRQS XCHAL_NUM_INTERRUPTS
-#define NR_IRQS (XTENSA_NR_IRQS + VARIANT_NR_IRQS + PLATFORM_NR_IRQS)
+#define NR_IRQS (XTENSA_NR_IRQS + VARIANT_NR_IRQS + PLATFORM_NR_IRQS + 1)
+#define XTENSA_PIC_LINUX_IRQ(hwirq) ((hwirq) + 1)
#if VARIANT_NR_IRQS == 0
static inline void variant_init_irq(void) { }
diff --git a/arch/xtensa/kernel/irq.c b/arch/xtensa/kernel/irq.c
index a265edd6ac37..99341028cc77 100644
--- a/arch/xtensa/kernel/irq.c
+++ b/arch/xtensa/kernel/irq.c
@@ -34,11 +34,6 @@ asmlinkage void do_IRQ(int hwirq, struct pt_regs *regs)
{
int irq = irq_find_mapping(NULL, hwirq);
- if (hwirq >= NR_IRQS) {
- printk(KERN_EMERG "%s: cannot handle IRQ %d\n",
- __func__, hwirq);
- }
-
#ifdef CONFIG_DEBUG_STACKOVERFLOW
/* Debugging check for stack overflow: is there less than 1KB free? */
{
diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c
index 394ef08300b6..33bfa5270d95 100644
--- a/arch/xtensa/kernel/setup.c
+++ b/arch/xtensa/kernel/setup.c
@@ -593,8 +593,7 @@ c_show(struct seq_file *f, void *slot)
(ccount_freq/10000) % 100,
loops_per_jiffy/(500000/HZ),
(loops_per_jiffy/(5000/HZ)) % 100);
-
- seq_printf(f,"flags\t\t: "
+ seq_puts(f, "flags\t\t: "
#if XCHAL_HAVE_NMI
"nmi "
#endif
diff --git a/arch/xtensa/kernel/syscall.c b/arch/xtensa/kernel/syscall.c
index 06937928cb72..74afbf02d07e 100644
--- a/arch/xtensa/kernel/syscall.c
+++ b/arch/xtensa/kernel/syscall.c
@@ -88,7 +88,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr,
/* At this point: (!vmm || addr < vmm->vm_end). */
if (TASK_SIZE - len < addr)
return -ENOMEM;
- if (!vmm || addr + len <= vmm->vm_start)
+ if (!vmm || addr + len <= vm_start_gap(vmm))
return addr;
addr = vmm->vm_end;
if (flags & MAP_SHARED)
diff --git a/arch/xtensa/kernel/vmlinux.lds.S b/arch/xtensa/kernel/vmlinux.lds.S
index 30d9fc21e076..162c77e53ca8 100644
--- a/arch/xtensa/kernel/vmlinux.lds.S
+++ b/arch/xtensa/kernel/vmlinux.lds.S
@@ -118,7 +118,7 @@ SECTIONS
SECTION_VECTOR (.KernelExceptionVector.text, KERNEL_VECTOR_VADDR)
SECTION_VECTOR (.UserExceptionVector.literal, USER_VECTOR_VADDR - 4)
SECTION_VECTOR (.UserExceptionVector.text, USER_VECTOR_VADDR)
- SECTION_VECTOR (.DoubleExceptionVector.literal, DOUBLEEXC_VECTOR_VADDR - 48)
+ SECTION_VECTOR (.DoubleExceptionVector.literal, DOUBLEEXC_VECTOR_VADDR - 20)
SECTION_VECTOR (.DoubleExceptionVector.text, DOUBLEEXC_VECTOR_VADDR)
#endif
@@ -306,13 +306,13 @@ SECTIONS
.UserExceptionVector.literal)
SECTION_VECTOR (_DoubleExceptionVector_literal,
.DoubleExceptionVector.literal,
- DOUBLEEXC_VECTOR_VADDR - 48,
+ DOUBLEEXC_VECTOR_VADDR - 20,
SIZEOF(.UserExceptionVector.text),
.UserExceptionVector.text)
SECTION_VECTOR (_DoubleExceptionVector_text,
.DoubleExceptionVector.text,
DOUBLEEXC_VECTOR_VADDR,
- 48,
+ 20,
.DoubleExceptionVector.literal)
. = (LOADADDR( .DoubleExceptionVector.text ) + SIZEOF( .DoubleExceptionVector.text ) + 3) & ~ 3;
diff --git a/arch/xtensa/platforms/iss/simdisk.c b/arch/xtensa/platforms/iss/simdisk.c
index 02e94bb3ad3e..c45b90bb9339 100644
--- a/arch/xtensa/platforms/iss/simdisk.c
+++ b/arch/xtensa/platforms/iss/simdisk.c
@@ -317,8 +317,7 @@ static int __init simdisk_init(void)
if (simdisk_count > MAX_SIMDISK_COUNT)
simdisk_count = MAX_SIMDISK_COUNT;
- sddev = kmalloc(simdisk_count * sizeof(struct simdisk),
- GFP_KERNEL);
+ sddev = kmalloc_array(simdisk_count, sizeof(*sddev), GFP_KERNEL);
if (sddev == NULL)
goto out_unregister;
diff --git a/arch/xtensa/platforms/xtfpga/include/platform/hardware.h b/arch/xtensa/platforms/xtfpga/include/platform/hardware.h
index dbeea2b440a1..1fda7e20dfcb 100644
--- a/arch/xtensa/platforms/xtfpga/include/platform/hardware.h
+++ b/arch/xtensa/platforms/xtfpga/include/platform/hardware.h
@@ -24,16 +24,18 @@
/* Interrupt configuration. */
-#define PLATFORM_NR_IRQS 10
+#define PLATFORM_NR_IRQS 0
/* Default assignment of LX60 devices to external interrupts. */
#ifdef CONFIG_XTENSA_MX
#define DUART16552_INTNUM XCHAL_EXTINT3_NUM
#define OETH_IRQ XCHAL_EXTINT4_NUM
+#define C67X00_IRQ XCHAL_EXTINT8_NUM
#else
#define DUART16552_INTNUM XCHAL_EXTINT0_NUM
#define OETH_IRQ XCHAL_EXTINT1_NUM
+#define C67X00_IRQ XCHAL_EXTINT5_NUM
#endif
/*
@@ -63,5 +65,5 @@
#define C67X00_PADDR (XCHAL_KIO_PADDR + 0x0D0D0000)
#define C67X00_SIZE 0x10
-#define C67X00_IRQ 5
+
#endif /* __XTENSA_XTAVNET_HARDWARE_H */
diff --git a/arch/xtensa/platforms/xtfpga/setup.c b/arch/xtensa/platforms/xtfpga/setup.c
index 779be723eb2b..42285f35d313 100644
--- a/arch/xtensa/platforms/xtfpga/setup.c
+++ b/arch/xtensa/platforms/xtfpga/setup.c
@@ -175,8 +175,8 @@ static struct resource ethoc_res[] = {
.flags = IORESOURCE_MEM,
},
[2] = { /* IRQ number */
- .start = OETH_IRQ,
- .end = OETH_IRQ,
+ .start = XTENSA_PIC_LINUX_IRQ(OETH_IRQ),
+ .end = XTENSA_PIC_LINUX_IRQ(OETH_IRQ),
.flags = IORESOURCE_IRQ,
},
};
@@ -213,8 +213,8 @@ static struct resource c67x00_res[] = {
.flags = IORESOURCE_MEM,
},
[1] = { /* IRQ number */
- .start = C67X00_IRQ,
- .end = C67X00_IRQ,
+ .start = XTENSA_PIC_LINUX_IRQ(C67X00_IRQ),
+ .end = XTENSA_PIC_LINUX_IRQ(C67X00_IRQ),
.flags = IORESOURCE_IRQ,
},
};
@@ -247,7 +247,7 @@ static struct resource serial_resource = {
static struct plat_serial8250_port serial_platform_data[] = {
[0] = {
.mapbase = DUART16552_PADDR,
- .irq = DUART16552_INTNUM,
+ .irq = XTENSA_PIC_LINUX_IRQ(DUART16552_INTNUM),
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
UPF_IOREMAP,
.iotype = XCHAL_HAVE_BE ? UPIO_MEM32BE : UPIO_MEM32,