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| author |   H. Peter Anvin <hpa@linux.intel.com> | 2012-01-19 12:56:50 -0800 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2012-01-19 12:56:50 -0800 |
| commit | 282f445a779ed76fca9884fe377bf56a3088b208 (patch) | |
| tree | d9abcf526baee0100672851e0a8894c19e762a39 /arch/arm/include/asm/assembler.h | |
| parent | x86, tsc: Fix SMI induced variation in quick_pit_calibrate() (diff) | |
| parent | uml: fix compile for x86-64 (diff) | |
| download | linux-dev-282f445a779ed76fca9884fe377bf56a3088b208.tar.xz linux-dev-282f445a779ed76fca9884fe377bf56a3088b208.zip | |
Merge remote-tracking branch 'linus/master' into x86/urgent
Diffstat (limited to 'arch/arm/include/asm/assembler.h')
| -rw-r--r-- | arch/arm/include/asm/assembler.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index 29035e86a59d..b6e65dedfd71 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -187,6 +187,17 @@ #endif /* + * Instruction barrier + */ + .macro instr_sync +#if __LINUX_ARM_ARCH__ >= 7 + isb +#elif __LINUX_ARM_ARCH__ == 6 + mcr p15, 0, r0, c7, c5, 4 +#endif + .endm + +/* * SMP data memory barrier */ .macro smp_dmb mode |