diff options
Diffstat (limited to 'include/asm-sparc64/system.h')
| -rw-r--r-- | include/asm-sparc64/system.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/include/asm-sparc64/system.h b/include/asm-sparc64/system.h index 00303c239..257bca48d 100644 --- a/include/asm-sparc64/system.h +++ b/include/asm-sparc64/system.h @@ -1,4 +1,4 @@ -/* $Id: system.h,v 1.59 2000/05/09 17:40:15 davem Exp $ */ +/* $Id: system.h,v 1.60 2000/05/29 05:34:02 davem Exp $ */ #ifndef __SPARC64_SYSTEM_H #define __SPARC64_SYSTEM_H @@ -269,7 +269,8 @@ extern void die_if_kernel(char *str, struct pt_regs *regs) __attribute__ ((noret extern __inline__ unsigned long __cmpxchg_u32(volatile int *m, int old, int new) { - __asm__ __volatile__("cas [%2], %3, %0" + __asm__ __volatile__("cas [%2], %3, %0\n\t" + "membar #StoreStore | #StoreLoad" : "=&r" (new) : "0" (new), "r" (m), "r" (old) : "memory"); @@ -280,7 +281,8 @@ __cmpxchg_u32(volatile int *m, int old, int new) extern __inline__ unsigned long __cmpxchg_u64(volatile long *m, unsigned long old, unsigned long new) { - __asm__ __volatile__("casx [%2], %3, %0" + __asm__ __volatile__("casx [%2], %3, %0\n\t" + "membar #StoreStore | #StoreLoad" : "=&r" (new) : "0" (new), "r" (m), "r" (old) : "memory"); |