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| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-03-10 15:02:37 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-03-10 15:02:37 +0000 |
| commit | fad837c16cdd856c68ce2e1335ad0fe836ed8ecd (patch) | |
| tree | 1a6babdc2ac7e5388c482e93505fdfaf5ff97f61 /arch/mips/include/asm/system.h | |
| parent | 51c6ab130642ed975681df843c772dda48a1d2ed (diff) | |
| parent | 57d54889cd00db2752994b389ba714138652e60c (diff) | |
Merge commit 'v2.6.34-rc1' into for-2.6.35
Diffstat (limited to 'arch/mips/include/asm/system.h')
| -rw-r--r-- | arch/mips/include/asm/system.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/mips/include/asm/system.h b/arch/mips/include/asm/system.h index 83b5509e09e8..bb937ccfba1e 100644 --- a/arch/mips/include/asm/system.h +++ b/arch/mips/include/asm/system.h @@ -95,6 +95,8 @@ static inline unsigned long __xchg_u32(volatile int * m, unsigned int val) { __u32 retval; + smp_mb__before_llsc(); + if (kernel_uses_llsc && R10000_LLSC_WAR) { unsigned long dummy; @@ -147,6 +149,8 @@ static inline __u64 __xchg_u64(volatile __u64 * m, __u64 val) { __u64 retval; + smp_mb__before_llsc(); + if (kernel_uses_llsc && R10000_LLSC_WAR) { unsigned long dummy; |