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| author | Eric Paris <eparis@redhat.com> | 2011-05-26 17:20:14 -0400 |
|---|---|---|
| committer | Eric Paris <eparis@redhat.com> | 2011-05-26 17:20:14 -0400 |
| commit | ea77f7a2e8561012cf100c530170f12351c3b53e (patch) | |
| tree | 7302ac1064f4e364aadda84020a176804fb86e22 /include/linux/bit_spinlock.h | |
| parent | 7a627e3b9a2bd0f06945bbe64bcf403e788ecf6e (diff) | |
| parent | 61c4f2c81c61f73549928dfd9f3e8f26aa36a8cf (diff) | |
| download | lwn-ea77f7a2e8561012cf100c530170f12351c3b53e.tar.gz lwn-ea77f7a2e8561012cf100c530170f12351c3b53e.zip | |
Merge commit 'v2.6.39' into 20110526
Conflicts:
lib/flex_array.c
security/selinux/avc.c
security/selinux/hooks.c
security/selinux/ss/policydb.c
security/smack/smack_lsm.c
Diffstat (limited to 'include/linux/bit_spinlock.h')
| -rw-r--r-- | include/linux/bit_spinlock.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/bit_spinlock.h b/include/linux/bit_spinlock.h index e612575a2596..b4326bfa684f 100644 --- a/include/linux/bit_spinlock.h +++ b/include/linux/bit_spinlock.h @@ -23,11 +23,11 @@ static inline void bit_spin_lock(int bitnum, unsigned long *addr) preempt_disable(); #if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) while (unlikely(test_and_set_bit_lock(bitnum, addr))) { - while (test_bit(bitnum, addr)) { - preempt_enable(); + preempt_enable(); + do { cpu_relax(); - preempt_disable(); - } + } while (test_bit(bitnum, addr)); + preempt_disable(); } #endif __acquire(bitlock); |