Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933005Ab3DDHBf (ORCPT ); Thu, 4 Apr 2013 03:01:35 -0400 Received: from mail-pd0-f178.google.com ([209.85.192.178]:62953 "EHLO mail-pd0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1763858Ab3DDHBd (ORCPT ); Thu, 4 Apr 2013 03:01:33 -0400 From: Hong Zhiguo To: linux-kernel@vger.kernel.org Cc: mingo@redhat.com, peterz@infradead.org Subject: [PATCH] lockdep: remove unneccesary assignment in loop and the viarable Date: Thu, 4 Apr 2013 15:01:21 +0800 Message-Id: <1365058881-4044-1-git-send-email-honkiko@gmail.com> X-Mailer: git-send-email 1.7.10.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1309 Lines: 40 Signed-off-by: Hong Zhiguo --- kernel/lockdep.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/kernel/lockdep.c b/kernel/lockdep.c index 259db20..0f26597 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; -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/