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| author | Ingo Molnar <mingo@elte.hu> | 2009-06-06 20:21:25 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-06-06 20:21:28 +0200 |
| commit | 75b5032212641f6d38ac041416945e70da833b68 (patch) | |
| tree | bb827401e00c1681a29e75ade3b4ecc903df1a54 /arch/arm/include/asm/assembler.h | |
| parent | 0b73da3f40128eab6ca2a07508f424029a1edaeb (diff) | |
| parent | b87297fb405ef13cac375f202d114323b076a56d (diff) | |
| download | blackbird-op-linux-75b5032212641f6d38ac041416945e70da833b68.tar.gz blackbird-op-linux-75b5032212641f6d38ac041416945e70da833b68.zip | |
Merge branch 'linus' into perfcounters/core
Merge reason: Pick up the latest fixes before the -v8 perfcounters
release.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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 6116e4893c0a..15f8a092b700 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 |
