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| author | Ingo Molnar <mingo@elte.hu> | 2008-08-26 10:25:59 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-26 10:25:59 +0200 |
| commit | 3cf430b0636045dc524759a0852293ba037732a7 (patch) | |
| tree | 2c4e03f9028dc23ab4e6ca5a3a5a263af397984f /include/asm-x86/spinlock.h | |
| parent | 93dcf55f828b035fc93fc19eb03c1390e1e6d570 (diff) | |
| parent | 83097aca8567a0bd593534853b71fe0fa9a75d69 (diff) | |
Merge branch 'linus' into sched/devel
Diffstat (limited to 'include/asm-x86/spinlock.h')
| -rw-r--r-- | include/asm-x86/spinlock.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/asm-x86/spinlock.h b/include/asm-x86/spinlock.h index 4f9a9861799..e39c790dbfd 100644 --- a/include/asm-x86/spinlock.h +++ b/include/asm-x86/spinlock.h @@ -65,7 +65,7 @@ static inline int __ticket_spin_is_contended(raw_spinlock_t *lock) { int tmp = ACCESS_ONCE(lock->slock); - return (((tmp >> 8) & 0xff) - (tmp & 0xff)) > 1; + return (((tmp >> 8) - tmp) & 0xff) > 1; } static __always_inline void __ticket_spin_lock(raw_spinlock_t *lock) @@ -127,7 +127,7 @@ static inline int __ticket_spin_is_contended(raw_spinlock_t *lock) { int tmp = ACCESS_ONCE(lock->slock); - return (((tmp >> 16) & 0xffff) - (tmp & 0xffff)) > 1; + return (((tmp >> 16) - tmp) & 0xffff) > 1; } static __always_inline void __ticket_spin_lock(raw_spinlock_t *lock) |