diff options
| author | Hong Zhiguo <honkiko@gmail.com> | 2013-04-04 15:01:21 +0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-04-08 17:39:34 +0200 |
| commit | bfaf4af8abf92b883c04d137a0c18245cc9d51a2 (patch) | |
| tree | 9bafb68139a2cdcc3f00341b8d231f3bb740f1bc /kernel | |
| parent | 31880c37c11e28cb81c70757e38392b42e695dc6 (diff) | |
| download | blackbird-op-linux-bfaf4af8abf92b883c04d137a0c18245cc9d51a2.tar.gz blackbird-op-linux-bfaf4af8abf92b883c04d137a0c18245cc9d51a2.zip | |
lockdep: Remove unnecessary 'hlock_next' variable
Signed-off-by: Hong Zhiguo <honkiko@gmail.com>
Cc: peterz@infradead.org
Link: http://lkml.kernel.org/r/1365058881-4044-1-git-send-email-honkiko@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/lockdep.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/kernel/lockdep.c b/kernel/lockdep.c index 8a0efac4f99d..e5deddadeab1 100644 --- a/kernel/lockdep.c +++ b/kernel/lockdep.c @@ -2000,7 +2000,7 @@ static inline int lookup_chain_cache(struct task_struct *curr, struct lock_class *class = hlock_class(hlock); struct list_head *hash_head = chainhashentry(chain_key); struct lock_chain *chain; - struct held_lock *hlock_curr, *hlock_next; + struct held_lock *hlock_curr; int i, j; /* @@ -2057,12 +2057,10 @@ cache_hit: chain->chain_key = chain_key; chain->irq_context = hlock->irq_context; /* Find the first held_lock of current chain */ - hlock_next = hlock; for (i = curr->lockdep_depth - 1; i >= 0; i--) { hlock_curr = curr->held_locks + i; - if (hlock_curr->irq_context != hlock_next->irq_context) + if (hlock_curr->irq_context != hlock->irq_context) break; - hlock_next = hlock; } i++; chain->depth = curr->lockdep_depth + 1 - i; |
