diff options
Diffstat (limited to 'include/asm-x86/spinlock.h')
-rw-r--r-- | include/asm-x86/spinlock.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/include/asm-x86/spinlock.h b/include/asm-x86/spinlock.h index e39c790dbfd2..93adae338ac6 100644 --- a/include/asm-x86/spinlock.h +++ b/include/asm-x86/spinlock.h | |||
@@ -1,5 +1,5 @@ | |||
1 | #ifndef _X86_SPINLOCK_H_ | 1 | #ifndef ASM_X86__SPINLOCK_H |
2 | #define _X86_SPINLOCK_H_ | 2 | #define ASM_X86__SPINLOCK_H |
3 | 3 | ||
4 | #include <asm/atomic.h> | 4 | #include <asm/atomic.h> |
5 | #include <asm/rwlock.h> | 5 | #include <asm/rwlock.h> |
@@ -97,7 +97,7 @@ static __always_inline int __ticket_spin_trylock(raw_spinlock_t *lock) | |||
97 | "jne 1f\n\t" | 97 | "jne 1f\n\t" |
98 | "movw %w0,%w1\n\t" | 98 | "movw %w0,%w1\n\t" |
99 | "incb %h1\n\t" | 99 | "incb %h1\n\t" |
100 | "lock ; cmpxchgw %w1,%2\n\t" | 100 | LOCK_PREFIX "cmpxchgw %w1,%2\n\t" |
101 | "1:" | 101 | "1:" |
102 | "sete %b1\n\t" | 102 | "sete %b1\n\t" |
103 | "movzbl %b1,%0\n\t" | 103 | "movzbl %b1,%0\n\t" |
@@ -135,7 +135,7 @@ static __always_inline void __ticket_spin_lock(raw_spinlock_t *lock) | |||
135 | int inc = 0x00010000; | 135 | int inc = 0x00010000; |
136 | int tmp; | 136 | int tmp; |
137 | 137 | ||
138 | asm volatile("lock ; xaddl %0, %1\n" | 138 | asm volatile(LOCK_PREFIX "xaddl %0, %1\n" |
139 | "movzwl %w0, %2\n\t" | 139 | "movzwl %w0, %2\n\t" |
140 | "shrl $16, %0\n\t" | 140 | "shrl $16, %0\n\t" |
141 | "1:\t" | 141 | "1:\t" |
@@ -162,7 +162,7 @@ static __always_inline int __ticket_spin_trylock(raw_spinlock_t *lock) | |||
162 | "cmpl %0,%1\n\t" | 162 | "cmpl %0,%1\n\t" |
163 | "jne 1f\n\t" | 163 | "jne 1f\n\t" |
164 | "addl $0x00010000, %1\n\t" | 164 | "addl $0x00010000, %1\n\t" |
165 | "lock ; cmpxchgl %1,%2\n\t" | 165 | LOCK_PREFIX "cmpxchgl %1,%2\n\t" |
166 | "1:" | 166 | "1:" |
167 | "sete %b1\n\t" | 167 | "sete %b1\n\t" |
168 | "movzbl %b1,%0\n\t" | 168 | "movzbl %b1,%0\n\t" |
@@ -366,4 +366,4 @@ static inline void __raw_write_unlock(raw_rwlock_t *rw) | |||
366 | #define _raw_read_relax(lock) cpu_relax() | 366 | #define _raw_read_relax(lock) cpu_relax() |
367 | #define _raw_write_relax(lock) cpu_relax() | 367 | #define _raw_write_relax(lock) cpu_relax() |
368 | 368 | ||
369 | #endif | 369 | #endif /* ASM_X86__SPINLOCK_H */ |