linux-kernel - PATCH [2/5] fs/eventpoll.c: use list_for_each_entry() instead of list_for

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Date:	Sun, 15 Jul 2007 21:01:47 +0200
From:	Matthias Kaehlcke <matthias.kaehlcke@...il.com>
To:	viro@...iv.linux.org.uk
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org
Subject: PATCH [2/5] fs/eventpoll.c: use list_for_each_entry() instead of list_for_each()

fs/eventpoll.c: use list_for_each_entry() instead of list_for_each()
in ep_poll_safewake()

Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@...il.com>

--

diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index 0b73cd4..fada1f9 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -325,15 +325,14 @@ static void ep_poll_safewake(struct poll_safewake *psw, wait_queue_head_t *wq)
 	int wake_nests = 0;
 	unsigned long flags;
 	struct task_struct *this_task = current;
-	struct list_head *lsthead = &psw->wake_task_list, *lnk;
+	struct list_head *lsthead = &psw->wake_task_list;
 	struct wake_task_node *tncur;
 	struct wake_task_node tnode;
 
 	spin_lock_irqsave(&psw->lock, flags);
 
 	/* Try to see if the current task is already inside this wakeup call */
-	list_for_each(lnk, lsthead) {
-		tncur = list_entry(lnk, struct wake_task_node, llink);
+	list_for_each_entry(tncur, lsthead, llink) {
 
 		if (tncur->wq == wq ||
 		    (tncur->task == this_task && ++wake_nests > EP_MAX_POLLWAKE_NESTS)) {

-- 
Matthias Kaehlcke
Linux Application Developer
Barcelona


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