diff options
Diffstat (limited to 'include/asm-i386/spinlock.h')
-rw-r--r-- | include/asm-i386/spinlock.h | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/include/asm-i386/spinlock.h b/include/asm-i386/spinlock.h index 87c40f830653..d816c62a7a1d 100644 --- a/include/asm-i386/spinlock.h +++ b/include/asm-i386/spinlock.h | |||
@@ -65,7 +65,7 @@ static inline void __raw_spin_lock(raw_spinlock_t *lock) | |||
65 | alternative_smp( | 65 | alternative_smp( |
66 | __raw_spin_lock_string, | 66 | __raw_spin_lock_string, |
67 | __raw_spin_lock_string_up, | 67 | __raw_spin_lock_string_up, |
68 | "=m" (lock->slock) : : "memory"); | 68 | "+m" (lock->slock) : : "memory"); |
69 | } | 69 | } |
70 | 70 | ||
71 | /* | 71 | /* |
@@ -79,7 +79,7 @@ static inline void __raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long fla | |||
79 | alternative_smp( | 79 | alternative_smp( |
80 | __raw_spin_lock_string_flags, | 80 | __raw_spin_lock_string_flags, |
81 | __raw_spin_lock_string_up, | 81 | __raw_spin_lock_string_up, |
82 | "=m" (lock->slock) : "r" (flags) : "memory"); | 82 | "+m" (lock->slock) : "r" (flags) : "memory"); |
83 | } | 83 | } |
84 | #endif | 84 | #endif |
85 | 85 | ||
@@ -88,7 +88,7 @@ static inline int __raw_spin_trylock(raw_spinlock_t *lock) | |||
88 | char oldval; | 88 | char oldval; |
89 | __asm__ __volatile__( | 89 | __asm__ __volatile__( |
90 | "xchgb %b0,%1" | 90 | "xchgb %b0,%1" |
91 | :"=q" (oldval), "=m" (lock->slock) | 91 | :"=q" (oldval), "+m" (lock->slock) |
92 | :"0" (0) : "memory"); | 92 | :"0" (0) : "memory"); |
93 | return oldval > 0; | 93 | return oldval > 0; |
94 | } | 94 | } |
@@ -104,7 +104,7 @@ static inline int __raw_spin_trylock(raw_spinlock_t *lock) | |||
104 | 104 | ||
105 | #define __raw_spin_unlock_string \ | 105 | #define __raw_spin_unlock_string \ |
106 | "movb $1,%0" \ | 106 | "movb $1,%0" \ |
107 | :"=m" (lock->slock) : : "memory" | 107 | :"+m" (lock->slock) : : "memory" |
108 | 108 | ||
109 | 109 | ||
110 | static inline void __raw_spin_unlock(raw_spinlock_t *lock) | 110 | static inline void __raw_spin_unlock(raw_spinlock_t *lock) |
@@ -118,7 +118,7 @@ static inline void __raw_spin_unlock(raw_spinlock_t *lock) | |||
118 | 118 | ||
119 | #define __raw_spin_unlock_string \ | 119 | #define __raw_spin_unlock_string \ |
120 | "xchgb %b0, %1" \ | 120 | "xchgb %b0, %1" \ |
121 | :"=q" (oldval), "=m" (lock->slock) \ | 121 | :"=q" (oldval), "+m" (lock->slock) \ |
122 | :"0" (oldval) : "memory" | 122 | :"0" (oldval) : "memory" |
123 | 123 | ||
124 | static inline void __raw_spin_unlock(raw_spinlock_t *lock) | 124 | static inline void __raw_spin_unlock(raw_spinlock_t *lock) |
@@ -199,13 +199,13 @@ static inline int __raw_write_trylock(raw_rwlock_t *lock) | |||
199 | 199 | ||
200 | static inline void __raw_read_unlock(raw_rwlock_t *rw) | 200 | static inline void __raw_read_unlock(raw_rwlock_t *rw) |
201 | { | 201 | { |
202 | asm volatile(LOCK_PREFIX "incl %0" :"=m" (rw->lock) : : "memory"); | 202 | asm volatile(LOCK_PREFIX "incl %0" :"+m" (rw->lock) : : "memory"); |
203 | } | 203 | } |
204 | 204 | ||
205 | static inline void __raw_write_unlock(raw_rwlock_t *rw) | 205 | static inline void __raw_write_unlock(raw_rwlock_t *rw) |
206 | { | 206 | { |
207 | asm volatile(LOCK_PREFIX "addl $" RW_LOCK_BIAS_STR ", %0" | 207 | asm volatile(LOCK_PREFIX "addl $" RW_LOCK_BIAS_STR ", %0" |
208 | : "=m" (rw->lock) : : "memory"); | 208 | : "+m" (rw->lock) : : "memory"); |
209 | } | 209 | } |
210 | 210 | ||
211 | #endif /* __ASM_SPINLOCK_H */ | 211 | #endif /* __ASM_SPINLOCK_H */ |