diff options
| author | H. Peter Anvin <hpa@zytor.com> | 2009-06-01 15:13:02 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-06-01 15:25:31 -0700 |
| commit | 48b1fddbb100a64f3983ca9768b8ea629a09aa20 (patch) | |
| tree | 7cf552c623cb0aa0dd945df55b7eaf5a0697e277 /arch/arm/include/asm/assembler.h | |
| parent | 38736072d45488fd45f076388b6570419bbbc682 (diff) | |
| parent | ee4c24a5c9b530481394132c8dbc10572d57c075 (diff) | |
Merge branch 'irq/numa' into x86/mce3
Merge reason: arch/x86/kernel/irqinit_{32,64}.c unified in irq/numa
and modified in x86/mce3; this merge resolves the conflict.
Conflicts:
arch/x86/kernel/irqinit.c
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/arm/include/asm/assembler.h')
| -rw-r--r-- | arch/arm/include/asm/assembler.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index 6116e4893c0..15f8a092b70 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -114,3 +114,16 @@ .align 3; \ .long 9999b,9001f; \ .previous + +/* + * SMP data memory barrier + */ + .macro smp_dmb +#ifdef CONFIG_SMP +#if __LINUX_ARM_ARCH__ >= 7 + dmb +#elif __LINUX_ARM_ARCH__ == 6 + mcr p15, 0, r0, c7, c10, 5 @ dmb +#endif +#endif + .endm |