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authorJames Morris <jmorris@namei.org>2008-08-28 02:47:34 +0200
committerJames Morris <jmorris@namei.org>2008-08-28 02:47:34 +0200
commit86d688984deefa3ae5a802880c11f2b408b5d6cf (patch)
tree7ea5e8189b0a774626d3ed7c3c87df2495a4c4a0 /include/asm-x86/spinlock.h
parentselinux: add support for installing a dummy policy (v2) (diff)
parentIB/mlx4: Actually return L_Key and R_Key for fast register MRs (diff)
downloadlinux-86d688984deefa3ae5a802880c11f2b408b5d6cf.tar.xz
linux-86d688984deefa3ae5a802880c11f2b408b5d6cf.zip
Merge branch 'master' into next
Diffstat (limited to 'include/asm-x86/spinlock.h')
-rw-r--r--include/asm-x86/spinlock.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/asm-x86/spinlock.h b/include/asm-x86/spinlock.h
index 4f9a9861799a..e39c790dbfd2 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)