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| author | Andi Kleen <ak@suse.de> | 2006-01-11 22:42:32 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-11 19:01:11 -0800 |
| commit | 92934bcbf96bc9dc931c40ca5f1a57685b7b813b (patch) | |
| tree | eb9690ca6b23b5603429a8b3d290d6ca2545bcaf /include/asm-x86_64 | |
| parent | 636aab5ce332d88a76362797a55804c7da643467 (diff) | |
| download | linux-3.10-92934bcbf96bc9dc931c40ca5f1a57685b7b813b.tar.gz linux-3.10-92934bcbf96bc9dc931c40ca5f1a57685b7b813b.tar.bz2 linux-3.10-92934bcbf96bc9dc931c40ca5f1a57685b7b813b.zip | |
[PATCH] i386/x86-64: Use input/output dependencies for bitops
Noticed by Andreas Schwab
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-x86_64')
| -rw-r--r-- | include/asm-x86_64/bitops.h | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/include/asm-x86_64/bitops.h b/include/asm-x86_64/bitops.h index a4d5d090945..3638ffff87f 100644 --- a/include/asm-x86_64/bitops.h +++ b/include/asm-x86_64/bitops.h @@ -29,7 +29,7 @@ static __inline__ void set_bit(int nr, volatile void * addr) { __asm__ __volatile__( LOCK_PREFIX "btsl %1,%0" - :"=m" (ADDR) + :"+m" (ADDR) :"dIr" (nr) : "memory"); } @@ -46,7 +46,7 @@ static __inline__ void __set_bit(int nr, volatile void * addr) { __asm__ volatile( "btsl %1,%0" - :"=m" (ADDR) + :"+m" (ADDR) :"dIr" (nr) : "memory"); } @@ -64,7 +64,7 @@ static __inline__ void clear_bit(int nr, volatile void * addr) { __asm__ __volatile__( LOCK_PREFIX "btrl %1,%0" - :"=m" (ADDR) + :"+m" (ADDR) :"dIr" (nr)); } @@ -72,7 +72,7 @@ static __inline__ void __clear_bit(int nr, volatile void * addr) { __asm__ __volatile__( "btrl %1,%0" - :"=m" (ADDR) + :"+m" (ADDR) :"dIr" (nr)); } @@ -92,7 +92,7 @@ static __inline__ void __change_bit(int nr, volatile void * addr) { __asm__ __volatile__( "btcl %1,%0" - :"=m" (ADDR) + :"+m" (ADDR) :"dIr" (nr)); } @@ -109,7 +109,7 @@ static __inline__ void change_bit(int nr, volatile void * addr) { __asm__ __volatile__( LOCK_PREFIX "btcl %1,%0" - :"=m" (ADDR) + :"+m" (ADDR) :"dIr" (nr)); } @@ -127,7 +127,7 @@ static __inline__ int test_and_set_bit(int nr, volatile void * addr) __asm__ __volatile__( LOCK_PREFIX "btsl %2,%1\n\tsbbl %0,%0" - :"=r" (oldbit),"=m" (ADDR) + :"=r" (oldbit),"+m" (ADDR) :"dIr" (nr) : "memory"); return oldbit; } @@ -147,7 +147,7 @@ static __inline__ int __test_and_set_bit(int nr, volatile void * addr) __asm__( "btsl %2,%1\n\tsbbl %0,%0" - :"=r" (oldbit),"=m" (ADDR) + :"=r" (oldbit),"+m" (ADDR) :"dIr" (nr)); return oldbit; } @@ -166,7 +166,7 @@ static __inline__ int test_and_clear_bit(int nr, volatile void * addr) __asm__ __volatile__( LOCK_PREFIX "btrl %2,%1\n\tsbbl %0,%0" - :"=r" (oldbit),"=m" (ADDR) + :"=r" (oldbit),"+m" (ADDR) :"dIr" (nr) : "memory"); return oldbit; } @@ -186,7 +186,7 @@ static __inline__ int __test_and_clear_bit(int nr, volatile void * addr) __asm__( "btrl %2,%1\n\tsbbl %0,%0" - :"=r" (oldbit),"=m" (ADDR) + :"=r" (oldbit),"+m" (ADDR) :"dIr" (nr)); return oldbit; } @@ -198,7 +198,7 @@ static __inline__ int __test_and_change_bit(int nr, volatile void * addr) __asm__ __volatile__( "btcl %2,%1\n\tsbbl %0,%0" - :"=r" (oldbit),"=m" (ADDR) + :"=r" (oldbit),"+m" (ADDR) :"dIr" (nr) : "memory"); return oldbit; } @@ -217,7 +217,7 @@ static __inline__ int test_and_change_bit(int nr, volatile void * addr) __asm__ __volatile__( LOCK_PREFIX "btcl %2,%1\n\tsbbl %0,%0" - :"=r" (oldbit),"=m" (ADDR) + :"=r" (oldbit),"+m" (ADDR) :"dIr" (nr) : "memory"); return oldbit; } |