From 7c9cb38302e78d24e37f7d8a2ea7eed4ae5f2fa7 Mon Sep 17 00:00:00 2001
From: Tom Zanussi <zanussi@comcast.net>
Date: Wed, 9 May 2007 02:34:01 -0700
Subject: relay: use plain timer instead of delayed work

relay doesn't need to use schedule_delayed_work() for waking readers
when a simple timer will do.

Signed-off-by: Tom Zanussi <zanussi@comcast.net>
Cc: Satyam Sharma <satyam.sharma@gmail.com>
Cc: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 include/linux/relay.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'include/linux/relay.h')

diff --git a/include/linux/relay.h b/include/linux/relay.h
index 759a0f97bec2..6cd8c4425fc7 100644
--- a/include/linux/relay.h
+++ b/include/linux/relay.h
@@ -12,6 +12,7 @@
 
 #include <linux/types.h>
 #include <linux/sched.h>
+#include <linux/timer.h>
 #include <linux/wait.h>
 #include <linux/list.h>
 #include <linux/fs.h>
@@ -38,7 +39,7 @@ struct rchan_buf
 	size_t subbufs_consumed;	/* count of sub-buffers consumed */
 	struct rchan *chan;		/* associated channel */
 	wait_queue_head_t read_wait;	/* reader wait queue */
-	struct delayed_work wake_readers; /* reader wake-up work struct */
+	struct timer_list timer; 	/* reader wake-up timer */
 	struct dentry *dentry;		/* channel file dentry */
 	struct kref kref;		/* channel buffer refcount */
 	struct page **page_array;	/* array of current buffer pages */
-- 
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