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authorKent Overstreet <kmo@daterainc.com>2015-11-29 17:18:33 -0800
committerSasha Levin <sasha.levin@oracle.com>2016-02-01 14:53:40 -0500
commit08656518aa2812e8650b8036201bd9e5463f22a8 (patch)
tree5b6543a9dfb402cd3b8d2ee11170c6544a1410a1 /drivers/md
parentc505638900d191ae10d1f8afdc8d09ca8c2de0d4 (diff)
bcache: Add a cond_resched() call to gc
[ Upstream commit c5f1e5adf956e3ba82d204c7c141a75da9fa449a ] Signed-off-by: Takashi Iwai <tiwai@suse.de> Tested-by: Eric Wheeler <bcache@linux.ewheeler.net> Cc: Kent Overstreet <kmo@daterainc.com> Cc: stable@vger.kernel.org Signed-off-by: Jens Axboe <axboe@fb.com> Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/bcache/btree.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c
index 9aaa8f86b92a..43829d9493f7 100644
--- a/drivers/md/bcache/btree.c
+++ b/drivers/md/bcache/btree.c
@@ -1741,6 +1741,7 @@ static void bch_btree_gc(struct cache_set *c)
do {
ret = btree_root(gc_root, c, &op, &writes, &stats);
closure_sync(&writes);
+ cond_resched();
if (ret && ret != -EAGAIN)
pr_warn("gc failed!");