X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-m32r%2Fsystem.h;h=4ce0619f6989024855782484766eb0adfa88cc78;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=9e618afec6ed7bd6480962dfa85abb2931c61e7a;hpb=16c70f8c1b54b61c3b951b6fb220df250fe09b32;p=linux-2.6.git

diff --git a/include/asm-m32r/system.h b/include/asm-m32r/system.h
index 9e618afec..4ce0619f6 100644
--- a/include/asm-m32r/system.h
+++ b/include/asm-m32r/system.h
@@ -328,15 +328,15 @@ __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size)
 #define smp_rmb()	rmb()
 #define smp_wmb()	wmb()
 #define smp_read_barrier_depends()	read_barrier_depends()
+#define set_mb(var, value) do { (void) xchg(&var, value); } while (0)
 #else
 #define smp_mb()	barrier()
 #define smp_rmb()	barrier()
 #define smp_wmb()	barrier()
 #define smp_read_barrier_depends()	do { } while (0)
+#define set_mb(var, value) do { var = value; barrier(); } while (0)
 #endif
 
-#define set_mb(var, value) do { xchg(&var, value); } while (0)
-
 #define arch_align_stack(x) (x)
 
 #endif  /* _ASM_M32R_SYSTEM_H */