From 20c8c62891a346e09c8d26de41ce78bd7a76c5b0 Mon Sep 17 00:00:00 2001
From: Andrew Morton <akpm@linux-foundation.org>
Date: Mon, 31 Oct 2011 17:08:54 -0700
Subject: [PATCH] 
 mm-add-comment-explaining-task-state-setting-in-bdi_forker_thread-fix

fiddle wording

Cc: Jan Kara <jack@suse.cz>
Cc: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 mm/backing-dev.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index a87da524a4a0..7520ef0bfd47 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -404,9 +404,8 @@ static int bdi_forker_thread(void *ptr)
 		/*
 		 * In the following loop we are going to check whether we have
 		 * some work to do without any synchronization with tasks
-		 * waking us up to do work for them. So we have to set task
-		 * state already here so that we don't miss wakeups coming
-		 * after we verify some condition.
+		 * waking us up to do work for them. Set the task state here
+		 * so that we don't miss wakeups after verifying conditions.
 		 */
 		set_current_state(TASK_INTERRUPTIBLE);
 
-- 
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