diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-09-05 11:03:17 -0400 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2008-09-05 11:03:17 -0400 |
commit | 0a328ea43da9c3eefce7cb6c947e43e1a0fef810 (patch) | |
tree | f591798a923d07ef0cc8e89a595570e205f094fa /include/asm-x86/spinlock.h | |
parent | d3d0ba7b8fb8f57c33207adcb41f40c176148c03 (diff) | |
parent | 5bbd4c3724008c93cf3efdfc38a3402e245ab506 (diff) |
Merge branch 'x86/alternatives' into x86/core
Diffstat (limited to 'include/asm-x86/spinlock.h')
-rw-r--r-- | include/asm-x86/spinlock.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/include/asm-x86/spinlock.h b/include/asm-x86/spinlock.h index 5d08fa280fdf..93adae338ac6 100644 --- a/include/asm-x86/spinlock.h +++ b/include/asm-x86/spinlock.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" |