From: Slava Pestov <sp@daterainc.com>
Date: Tue, 22 Apr 2014 01:22:35 +0000 (-0700)
Subject: bcache allocator: send discards with correct size
X-Git-Tag: firefly_0821_release~176^2~3399^2^2~18
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=8b326d3a2a76912dfed2f0ab937d59fae9512ca2;p=firefly-linux-kernel-4.4.55.git

bcache allocator: send discards with correct size
---

diff --git a/drivers/md/bcache/alloc.c b/drivers/md/bcache/alloc.c
index 443d03fbac47..8eeab72b93e2 100644
--- a/drivers/md/bcache/alloc.c
+++ b/drivers/md/bcache/alloc.c
@@ -331,7 +331,7 @@ static int bch_allocator_thread(void *arg)
 				mutex_unlock(&ca->set->bucket_lock);
 				blkdev_issue_discard(ca->bdev,
 					bucket_to_sector(ca->set, bucket),
-					ca->sb.block_size, GFP_KERNEL, 0);
+					ca->sb.bucket_size, GFP_KERNEL, 0);
 				mutex_lock(&ca->set->bucket_lock);
 			}