diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2008-01-30 13:30:34 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:30:34 +0100 |
| commit | 6514f93a2ce643ef5914eae7ce49b978e1d356aa (patch) | |
| tree | 048b77dbd62677bdcaba692e626dfc070ef0d28f /include/asm-x86/spinlock_32.h | |
| parent | a33fff3a033f2e8a930067ad608c21e1f86bffab (diff) | |
x86: use immediates instead of RW_LOCK_BIAS_STR
Use immediate instead of the RW_LOCK_BIAS_STR.
Makes the code more readable and gets rid of the string constant.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-x86/spinlock_32.h')
| -rw-r--r-- | include/asm-x86/spinlock_32.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/asm-x86/spinlock_32.h b/include/asm-x86/spinlock_32.h index fca124a1103..e7a14ab906e 100644 --- a/include/asm-x86/spinlock_32.h +++ b/include/asm-x86/spinlock_32.h @@ -156,11 +156,11 @@ static inline void __raw_read_lock(raw_rwlock_t *rw) static inline void __raw_write_lock(raw_rwlock_t *rw) { - asm volatile(LOCK_PREFIX " subl $" RW_LOCK_BIAS_STR ",(%0)\n\t" + asm volatile(LOCK_PREFIX " subl %1,(%0)\n\t" "jz 1f\n" "call __write_lock_failed\n\t" "1:\n" - ::"a" (rw) : "memory"); + ::"a" (rw), "i" (RW_LOCK_BIAS) : "memory"); } static inline int __raw_read_trylock(raw_rwlock_t *lock) @@ -191,8 +191,8 @@ static inline void __raw_read_unlock(raw_rwlock_t *rw) static inline void __raw_write_unlock(raw_rwlock_t *rw) { - asm volatile(LOCK_PREFIX "addl $" RW_LOCK_BIAS_STR ", %0" - : "+m" (rw->lock) : : "memory"); + asm volatile(LOCK_PREFIX "addl %1, %0" + : "+m" (rw->lock) : "i" (RW_LOCK_BIAS) : "memory"); } #define _raw_spin_relax(lock) cpu_relax() |