diff options
author | Kent Overstreet <kmo@daterainc.com> | 2013-08-23 15:12:21 -0700 |
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committer | Kent Overstreet <kmo@daterainc.com> | 2013-09-18 13:32:10 -0700 |
commit | 78e9704ac97464458fd6227c4ce9576293c811df (patch) | |
tree | d5aa5a22921eb901c495c7f7af7d78d2f88c2494 | |
parent | d8fbb2335ff061107a391de6b4d6d52402dedf10 (diff) |
bcache: Fix a dumb CPU spinning bug in writeback
schedule_timeout() != schedule_timeout_uninterruptible()
Signed-off-by: Kent Overstreet <kmo@daterainc.com>
Cc: linux-stable <stable@vger.kernel.org> # >= v3.10
-rw-r--r-- | drivers/md/bcache/writeback.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/md/bcache/writeback.c b/drivers/md/bcache/writeback.c index 12c0cd135ef8..841f0490d4ef 100644 --- a/drivers/md/bcache/writeback.c +++ b/drivers/md/bcache/writeback.c @@ -327,8 +327,7 @@ static void read_dirty(struct closure *cl) if (delay > 0 && (KEY_START(&w->key) != dc->last_read || jiffies_to_msecs(delay) > 50)) - while (delay) - delay = schedule_timeout(delay); + delay = schedule_timeout_uninterruptible(delay); dc->last_read = KEY_OFFSET(&w->key); |