diff options
| author | Kukjin Kim <kgene.kim@samsung.com> | 2014-05-30 21:36:49 +0400 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2014-05-30 21:36:49 +0400 |
| commit | fced6dee29f6fb143fe16ea90331176ff77e6120 (patch) | |
| tree | 5b6e57e7a757adc2a6518ce291a4d2914397b917 /kernel/locking/mutex-debug.c | |
| parent | bfed1074f213051e94648bfad0d0611a16d81366 (diff) | |
| parent | be1f7c8d7e2bc8b8c76846aa6f276e8d2ef8975a (diff) | |
| download | linux-fced6dee29f6fb143fe16ea90331176ff77e6120.tar.xz | |
Merge branch 'v3.16-next/cleanup-samsung' into v3.16-next/platform-exynos
Diffstat (limited to 'kernel/locking/mutex-debug.c')
| -rw-r--r-- | kernel/locking/mutex-debug.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/kernel/locking/mutex-debug.c b/kernel/locking/mutex-debug.c index e1191c996c59..5cf6731b98e9 100644 --- a/kernel/locking/mutex-debug.c +++ b/kernel/locking/mutex-debug.c @@ -71,18 +71,17 @@ void mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter, void debug_mutex_unlock(struct mutex *lock) { - if (unlikely(!debug_locks)) - return; + if (likely(debug_locks)) { + DEBUG_LOCKS_WARN_ON(lock->magic != lock); - DEBUG_LOCKS_WARN_ON(lock->magic != lock); + if (!lock->owner) + DEBUG_LOCKS_WARN_ON(!lock->owner); + else + DEBUG_LOCKS_WARN_ON(lock->owner != current); - if (!lock->owner) - DEBUG_LOCKS_WARN_ON(!lock->owner); - else - DEBUG_LOCKS_WARN_ON(lock->owner != current); - - DEBUG_LOCKS_WARN_ON(!lock->wait_list.prev && !lock->wait_list.next); - mutex_clear_owner(lock); + DEBUG_LOCKS_WARN_ON(!lock->wait_list.prev && !lock->wait_list.next); + mutex_clear_owner(lock); + } /* * __mutex_slowpath_needs_to_unlock() is explicitly 0 for debug |