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Subject[PATCH][v850] Get rid of bogus definitions of `smp_...' barrier macros on the v850
DateTue, 8 Apr 2003 18:27:40 +0900 (JST)
From(Miles Bader)
diff -ruN -X../cludes linux-2.5.67-moo.orig/include/asm-v850/system.h linux-2.5.67-moo/include/asm-v850/system.h
--- linux-2.5.67-moo.orig/include/asm-v850/system.h	2003-01-22 10:13:12.000000000 +0900
+++ linux-2.5.67-moo/include/asm-v850/system.h	2003-04-08 10:39:42.000000000 +0900
@@ -72,17 +72,10 @@
 #define set_mb(var, value)	set_rmb (var, value)
 #define set_wmb(var, value)	do { var = value; wmb (); } while (0)
 
-#ifdef CONFIG_SMP
 #define smp_mb()	mb ()
 #define smp_rmb()	rmb ()
 #define smp_wmb()	wmb ()
 #define smp_read_barrier_depends()	read_barrier_depends()
-#else
-#define smp_mb()	barrier ()
-#define smp_rmb()	barrier ()
-#define smp_wmb()	barrier ()
-#define smp_read_barrier_depends()	((void)0)
-#endif
 
 #define xchg(ptr, with) \
   ((__typeof__ (*(ptr)))__xchg ((unsigned long)(with), (ptr), sizeof (*(ptr))))
-
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