diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-i386/rwsem.h | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/include/asm-i386/rwsem.h b/include/asm-i386/rwsem.h index 9caff19cfd2e..5d994a46f9d7 100644 --- a/include/asm-i386/rwsem.h +++ b/include/asm-i386/rwsem.h @@ -111,8 +111,8 @@ LOCK_PREFIX " incl (%%eax)\n\t" /* adds 0x00000001, returns the old value " jmp 1b\n" LOCK_SECTION_END "# ending down_read\n\t" - : "+m"(sem->count) - : "a"(sem) + : "=m"(sem->count) + : "a"(sem), "m"(sem->count) : "memory", "cc"); } @@ -126,8 +126,8 @@ static inline void __down_write(struct rw_semaphore *sem) tmp = RWSEM_ACTIVE_WRITE_BIAS; __asm__ __volatile__( "# beginning down_write\n\t" -LOCK_PREFIX " xadd %0,(%%eax)\n\t" /* subtract 0x0000ffff, returns the old value */ - " testl %0,%0\n\t" /* was the count 0 before? */ +LOCK_PREFIX " xadd %%edx,(%%eax)\n\t" /* subtract 0x0000ffff, returns the old value */ + " testl %%edx,%%edx\n\t" /* was the count 0 before? */ " jnz 2f\n\t" /* jump if we weren't granted the lock */ "1:\n\t" LOCK_SECTION_START("") @@ -138,8 +138,8 @@ LOCK_PREFIX " xadd %0,(%%eax)\n\t" /* subtract 0x0000ffff, returns the old " jmp 1b\n" LOCK_SECTION_END "# ending down_write" - : "+d"(tmp), "+m"(sem->count) - : "a"(sem) + : "=m"(sem->count), "=d"(tmp) + : "a"(sem), "1"(tmp), "m"(sem->count) : "memory", "cc"); } @@ -164,8 +164,8 @@ LOCK_PREFIX " xadd %%edx,(%%eax)\n\t" /* subtracts 1, returns the old valu " jmp 1b\n" LOCK_SECTION_END "# ending __up_read\n" - : /*"+m"(sem->count),*/ "+d"(tmp) - : "a"(sem) + : "=m"(sem->count), "=d"(tmp) + : "a"(sem), "1"(tmp), "m"(sem->count) : "memory", "cc"); } @@ -190,8 +190,8 @@ LOCK_PREFIX " xaddl %%edx,(%%eax)\n\t" /* tries to transition 0xffff0001 -> " jmp 1b\n" LOCK_SECTION_END "# ending __up_write\n" - : "+m"(sem->count) - : "a"(sem), "i"(-RWSEM_ACTIVE_WRITE_BIAS) + : "=m"(sem->count) + : "a"(sem), "i"(-RWSEM_ACTIVE_WRITE_BIAS), "m"(sem->count) : "memory", "cc", "edx"); } @@ -202,8 +202,8 @@ static inline void rwsem_atomic_add(int delta, struct rw_semaphore *sem) { __asm__ __volatile__( LOCK_PREFIX "addl %1,%0" - :"=m"(sem->count) - :"ir"(delta), "m"(sem->count)); + : "=m"(sem->count) + : "ir"(delta), "m"(sem->count)); } /* |