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Commit d999bb3d authored by Dipankar Sarma's avatar Dipankar Sarma Committed by David S. Miller
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include/asm-sparc64/system.h: Add read_barrier_depends defines.

parent 87f3060a
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include/asm-sparc64/system.h
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...@@ -84,6 +84,7 @@ enum sparc_cpu { ...@@ -84,6 +84,7 @@ enum sparc_cpu {
membar("#LoadLoad | #LoadStore | #StoreStore | #StoreLoad"); membar("#LoadLoad | #LoadStore | #StoreStore | #StoreLoad");
#define rmb() membar("#LoadLoad") #define rmb() membar("#LoadLoad")
#define wmb() membar("#StoreStore") #define wmb() membar("#StoreStore")
#define read_barrier_depends() do { } while(0)
#define set_mb(__var, __value) \ #define set_mb(__var, __value) \
do { __var = __value; membar("#StoreLoad | #StoreStore"); } while(0) do { __var = __value; membar("#StoreLoad | #StoreStore"); } while(0)
#define set_wmb(__var, __value) \ #define set_wmb(__var, __value) \
...@@ -93,10 +94,12 @@ enum sparc_cpu { ...@@ -93,10 +94,12 @@ enum sparc_cpu {
#define smp_mb() mb() #define smp_mb() mb()
#define smp_rmb() rmb() #define smp_rmb() rmb()
#define smp_wmb() wmb() #define smp_wmb() wmb()
#define smp_read_barrier_depends() read_barrier_depends()
#else #else
#define smp_mb() __asm__ __volatile__("":::"memory"); #define smp_mb() __asm__ __volatile__("":::"memory");
#define smp_rmb() __asm__ __volatile__("":::"memory"); #define smp_rmb() __asm__ __volatile__("":::"memory");
#define smp_wmb() __asm__ __volatile__("":::"memory"); #define smp_wmb() __asm__ __volatile__("":::"memory");
#define smp_read_barrier_depends() do { } while(0)
#endif #endif
#define flushi(addr) __asm__ __volatile__ ("flush %0" : : "r" (addr) : "memory") #define flushi(addr) __asm__ __volatile__ ("flush %0" : : "r" (addr) : "memory")
......
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