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Diffstat (limited to 'arch/mips/include/asm/cmpxchg.h')
-rw-r--r--arch/mips/include/asm/cmpxchg.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/mips/include/asm/cmpxchg.h b/arch/mips/include/asm/cmpxchg.h
index 815a438a268d..ed9aaaaf0749 100644
--- a/arch/mips/include/asm/cmpxchg.h
+++ b/arch/mips/include/asm/cmpxchg.h
@@ -72,14 +72,14 @@
*/
extern void __cmpxchg_called_with_bad_pointer(void);
-#define __cmpxchg(ptr, old, new, barrier) \
+#define __cmpxchg(ptr, old, new, pre_barrier, post_barrier) \
({ \
__typeof__(ptr) __ptr = (ptr); \
__typeof__(*(ptr)) __old = (old); \
__typeof__(*(ptr)) __new = (new); \
__typeof__(*(ptr)) __res = 0; \
\
- barrier; \
+ pre_barrier; \
\
switch (sizeof(*(__ptr))) { \
case 4: \
@@ -96,13 +96,13 @@ extern void __cmpxchg_called_with_bad_pointer(void);
break; \
} \
\
- barrier; \
+ post_barrier; \
\
__res; \
})
-#define cmpxchg(ptr, old, new) __cmpxchg(ptr, old, new, smp_llsc_mb())
-#define cmpxchg_local(ptr, old, new) __cmpxchg(ptr, old, new, )
+#define cmpxchg(ptr, old, new) __cmpxchg(ptr, old, new, smp_mb__before_llsc(), smp_llsc_mb())
+#define cmpxchg_local(ptr, old, new) __cmpxchg(ptr, old, new, , )
#define cmpxchg64(ptr, o, n) \
({ \