Commit f4245bd4 authored Nov 02, 2010 by Lukas Czerner Committed by Theodore Ts'o Nov 02, 2010

ext4: fix lazyinit hang after removing request



When the request has been removed from the list and no other request
has been issued, we will end up with next wakeup scheduled to
MAX_JIFFY_OFFSET which is bad. So check for that.

Signed-off-by: Lukas Czerner <lczerner@redhat.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

parent c8ddb271

fs/ext4/super.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -2740,7 +2740,8 @@ static int ext4_lazyinit_thread(void *arg)
		if (freezing(current))
		refrigerator();

		if (time_after_eq(jiffies, next_wakeup)) {
		if ((time_after_eq(jiffies, next_wakeup)) \|\|
		(MAX_JIFFY_OFFSET == next_wakeup)) {
		cond_resched();
		continue;
		}