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Commit 8cd232eb authored by Geert Uytterhoeven's avatar Geert Uytterhoeven Committed by Linus Torvalds
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[PATCH] M68k {,smp_}read_barrier_depends() 

Add definitions for {,smp_}read_barrier_depends()
parent 85cabc0c
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include/asm-m68k/system.h
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...@@ -74,12 +74,14 @@ static inline int irqs_disabled(void) ...@@ -74,12 +74,14 @@ static inline int irqs_disabled(void)
#define mb() barrier() #define mb() barrier()
#define rmb() barrier() #define rmb() barrier()
#define wmb() barrier() #define wmb() barrier()
#define read_barrier_depends() do { } while(0)
#define set_mb(var, value) do { xchg(&var, value); } while (0) #define set_mb(var, value) do { xchg(&var, value); } while (0)
#define set_wmb(var, value) do { var = value; wmb(); } while (0) #define set_wmb(var, value) do { var = value; wmb(); } while (0)
#define smp_mb() barrier() #define smp_mb() barrier()
#define smp_rmb() barrier() #define smp_rmb() barrier()
#define smp_wmb() barrier() #define smp_wmb() barrier()
#define smp_read_barrier_depends() do { } while(0)
#define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
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