linux-kernel - [PATCH] workqueues: queue_work() can use queue_work

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Message-ID: <20080712153516.GB603@tv-sign.ru>
Date:	Sat, 12 Jul 2008 19:35:16 +0400
From:	Oleg Nesterov <oleg@...sign.ru>
To:	akpm@...ux-foundation.org
Cc:	linux-kernel@...r.kernel.org, rui.zhang@...el.com,
	harbour@...nx.od.ua, pavel@....cz, rjw@...k.pl
Subject: [PATCH] workqueues: queue_work() can use queue_work_on()

queue_work() can use queue_work_on() to avoid the code duplication.

Signed-off-by: Oleg Nesterov <oleg@...sign.ru>

--- 26-rc2/kernel/workqueue.c~WQ_2_QWON_FACTOR	2008-07-12 19:11:39.000000000 +0400
+++ 26-rc2/kernel/workqueue.c	2008-07-12 19:19:23.000000000 +0400
@@ -159,14 +159,11 @@ static void __queue_work(struct cpu_work
  */
 int queue_work(struct workqueue_struct *wq, struct work_struct *work)
 {
-	int ret = 0;
+	int ret;
+
+	ret = queue_work_on(get_cpu(), wq, work);
+	put_cpu();
 
-	if (!test_and_set_bit(WORK_STRUCT_PENDING, work_data_bits(work))) {
-		BUG_ON(!list_empty(&work->entry));
-		__queue_work(wq_per_cpu(wq, get_cpu()), work);
-		put_cpu();
-		ret = 1;
-	}
 	return ret;
 }
 EXPORT_SYMBOL_GPL(queue_work);

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