diff options
Diffstat (limited to 'include/asm-i386/spinlock.h')
| -rw-r--r-- | include/asm-i386/spinlock.h | 17 |
1 files changed, 4 insertions, 13 deletions
diff --git a/include/asm-i386/spinlock.h b/include/asm-i386/spinlock.h index d816c62a7a1d..d1020363c41a 100644 --- a/include/asm-i386/spinlock.h +++ b/include/asm-i386/spinlock.h @@ -22,7 +22,7 @@ #define __raw_spin_lock_string \ "\n1:\t" \ - "lock ; decb %0\n\t" \ + LOCK_PREFIX " ; decb %0\n\t" \ "jns 3f\n" \ "2:\t" \ "rep;nop\n\t" \ @@ -38,7 +38,7 @@ */ #define __raw_spin_lock_string_flags \ "\n1:\t" \ - "lock ; decb %0\n\t" \ + LOCK_PREFIX " ; decb %0\n\t" \ "jns 5f\n" \ "2:\t" \ "testl $0x200, %1\n\t" \ @@ -57,15 +57,9 @@ "jmp 4b\n" \ "5:\n\t" -#define __raw_spin_lock_string_up \ - "\n\tdecb %0" - static inline void __raw_spin_lock(raw_spinlock_t *lock) { - alternative_smp( - __raw_spin_lock_string, - __raw_spin_lock_string_up, - "+m" (lock->slock) : : "memory"); + asm(__raw_spin_lock_string : "+m" (lock->slock) : : "memory"); } /* @@ -76,10 +70,7 @@ static inline void __raw_spin_lock(raw_spinlock_t *lock) #ifndef CONFIG_PROVE_LOCKING static inline void __raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long flags) { - alternative_smp( - __raw_spin_lock_string_flags, - __raw_spin_lock_string_up, - "+m" (lock->slock) : "r" (flags) : "memory"); + asm(__raw_spin_lock_string_flags : "+m" (lock->slock) : "r" (flags) : "memory"); } #endif |