diff options
Diffstat (limited to 'include/asm-x86_64/atomic.h')
| -rw-r--r-- | include/asm-x86_64/atomic.h | 43 |
1 files changed, 21 insertions, 22 deletions
diff --git a/include/asm-x86_64/atomic.h b/include/asm-x86_64/atomic.h index cecbf7baa6aa..007e88d6d43f 100644 --- a/include/asm-x86_64/atomic.h +++ b/include/asm-x86_64/atomic.h @@ -1,8 +1,7 @@ #ifndef __ARCH_X86_64_ATOMIC__ #define __ARCH_X86_64_ATOMIC__ -#include <linux/config.h> -#include <asm/types.h> +#include <asm/alternative.h> /* atomic_t should be 32 bit signed type */ @@ -53,7 +52,7 @@ typedef struct { volatile int counter; } atomic_t; static __inline__ void atomic_add(int i, atomic_t *v) { __asm__ __volatile__( - LOCK "addl %1,%0" + LOCK_PREFIX "addl %1,%0" :"=m" (v->counter) :"ir" (i), "m" (v->counter)); } @@ -68,7 +67,7 @@ static __inline__ void atomic_add(int i, atomic_t *v) static __inline__ void atomic_sub(int i, atomic_t *v) { __asm__ __volatile__( - LOCK "subl %1,%0" + LOCK_PREFIX "subl %1,%0" :"=m" (v->counter) :"ir" (i), "m" (v->counter)); } @@ -87,7 +86,7 @@ static __inline__ int atomic_sub_and_test(int i, atomic_t *v) unsigned char c; __asm__ __volatile__( - LOCK "subl %2,%0; sete %1" + LOCK_PREFIX "subl %2,%0; sete %1" :"=m" (v->counter), "=qm" (c) :"ir" (i), "m" (v->counter) : "memory"); return c; @@ -102,7 +101,7 @@ static __inline__ int atomic_sub_and_test(int i, atomic_t *v) static __inline__ void atomic_inc(atomic_t *v) { __asm__ __volatile__( - LOCK "incl %0" + LOCK_PREFIX "incl %0" :"=m" (v->counter) :"m" (v->counter)); } @@ -116,7 +115,7 @@ static __inline__ void atomic_inc(atomic_t *v) static __inline__ void atomic_dec(atomic_t *v) { __asm__ __volatile__( - LOCK "decl %0" + LOCK_PREFIX "decl %0" :"=m" (v->counter) :"m" (v->counter)); } @@ -134,7 +133,7 @@ static __inline__ int atomic_dec_and_test(atomic_t *v) unsigned char c; __asm__ __volatile__( - LOCK "decl %0; sete %1" + LOCK_PREFIX "decl %0; sete %1" :"=m" (v->counter), "=qm" (c) :"m" (v->counter) : "memory"); return c != 0; @@ -153,7 +152,7 @@ static __inline__ int atomic_inc_and_test(atomic_t *v) unsigned char c; __asm__ __volatile__( - LOCK "incl %0; sete %1" + LOCK_PREFIX "incl %0; sete %1" :"=m" (v->counter), "=qm" (c) :"m" (v->counter) : "memory"); return c != 0; @@ -173,7 +172,7 @@ static __inline__ int atomic_add_negative(int i, atomic_t *v) unsigned char c; __asm__ __volatile__( - LOCK "addl %2,%0; sets %1" + LOCK_PREFIX "addl %2,%0; sets %1" :"=m" (v->counter), "=qm" (c) :"ir" (i), "m" (v->counter) : "memory"); return c; @@ -190,7 +189,7 @@ static __inline__ int atomic_add_return(int i, atomic_t *v) { int __i = i; __asm__ __volatile__( - LOCK "xaddl %0, %1;" + LOCK_PREFIX "xaddl %0, %1;" :"=r"(i) :"m"(v->counter), "0"(i)); return i + __i; @@ -238,7 +237,7 @@ typedef struct { volatile long counter; } atomic64_t; static __inline__ void atomic64_add(long i, atomic64_t *v) { __asm__ __volatile__( - LOCK "addq %1,%0" + LOCK_PREFIX "addq %1,%0" :"=m" (v->counter) :"ir" (i), "m" (v->counter)); } @@ -253,7 +252,7 @@ static __inline__ void atomic64_add(long i, atomic64_t *v) static __inline__ void atomic64_sub(long i, atomic64_t *v) { __asm__ __volatile__( - LOCK "subq %1,%0" + LOCK_PREFIX "subq %1,%0" :"=m" (v->counter) :"ir" (i), "m" (v->counter)); } @@ -272,7 +271,7 @@ static __inline__ int atomic64_sub_and_test(long i, atomic64_t *v) unsigned char c; __asm__ __volatile__( - LOCK "subq %2,%0; sete %1" + LOCK_PREFIX "subq %2,%0; sete %1" :"=m" (v->counter), "=qm" (c) :"ir" (i), "m" (v->counter) : "memory"); return c; @@ -287,7 +286,7 @@ static __inline__ int atomic64_sub_and_test(long i, atomic64_t *v) static __inline__ void atomic64_inc(atomic64_t *v) { __asm__ __volatile__( - LOCK "incq %0" + LOCK_PREFIX "incq %0" :"=m" (v->counter) :"m" (v->counter)); } @@ -301,7 +300,7 @@ static __inline__ void atomic64_inc(atomic64_t *v) static __inline__ void atomic64_dec(atomic64_t *v) { __asm__ __volatile__( - LOCK "decq %0" + LOCK_PREFIX "decq %0" :"=m" (v->counter) :"m" (v->counter)); } @@ -319,7 +318,7 @@ static __inline__ int atomic64_dec_and_test(atomic64_t *v) unsigned char c; __asm__ __volatile__( - LOCK "decq %0; sete %1" + LOCK_PREFIX "decq %0; sete %1" :"=m" (v->counter), "=qm" (c) :"m" (v->counter) : "memory"); return c != 0; @@ -338,7 +337,7 @@ static __inline__ int atomic64_inc_and_test(atomic64_t *v) unsigned char c; __asm__ __volatile__( - LOCK "incq %0; sete %1" + LOCK_PREFIX "incq %0; sete %1" :"=m" (v->counter), "=qm" (c) :"m" (v->counter) : "memory"); return c != 0; @@ -358,7 +357,7 @@ static __inline__ int atomic64_add_negative(long i, atomic64_t *v) unsigned char c; __asm__ __volatile__( - LOCK "addq %2,%0; sets %1" + LOCK_PREFIX "addq %2,%0; sets %1" :"=m" (v->counter), "=qm" (c) :"ir" (i), "m" (v->counter) : "memory"); return c; @@ -375,7 +374,7 @@ static __inline__ long atomic64_add_return(long i, atomic64_t *v) { long __i = i; __asm__ __volatile__( - LOCK "xaddq %0, %1;" + LOCK_PREFIX "xaddq %0, %1;" :"=r"(i) :"m"(v->counter), "0"(i)); return i + __i; @@ -419,11 +418,11 @@ static __inline__ long atomic64_sub_return(long i, atomic64_t *v) /* These are x86-specific, used by some header files */ #define atomic_clear_mask(mask, addr) \ -__asm__ __volatile__(LOCK "andl %0,%1" \ +__asm__ __volatile__(LOCK_PREFIX "andl %0,%1" \ : : "r" (~(mask)),"m" (*addr) : "memory") #define atomic_set_mask(mask, addr) \ -__asm__ __volatile__(LOCK "orl %0,%1" \ +__asm__ __volatile__(LOCK_PREFIX "orl %0,%1" \ : : "r" ((unsigned)mask),"m" (*(addr)) : "memory") /* Atomic operations are already serializing on x86 */ |