diff options
author | Sage Weil <sage@newdream.net> | 2009-12-21 21:04:26 -0800 |
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committer | Sage Weil <sage@newdream.net> | 2009-12-23 08:17:18 -0800 |
commit | e0e3271074e1ebd0b80a912a457ce03c971bcd66 (patch) | |
tree | 1af28d179afc54010d78c675ecc73ab4b514ad0f /fs/ceph | |
parent | 5dacf09121ffb2e5fc7d15b78cae0b77042a1935 (diff) |
ceph: only unregister registered bdi
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph')
-rw-r--r-- | fs/ceph/super.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ceph/super.c b/fs/ceph/super.c index b9cb8cebcdc..cd81c84e96f 100644 --- a/fs/ceph/super.c +++ b/fs/ceph/super.c @@ -942,7 +942,8 @@ static void ceph_kill_sb(struct super_block *s) dout("kill_sb %p\n", s); ceph_mdsc_pre_umount(&client->mdsc); kill_anon_super(s); /* will call put_super after sb is r/o */ - bdi_unregister(&client->backing_dev_info); + if (s->s_bdi == &client->backing_dev_info) + bdi_unregister(&client->backing_dev_info); bdi_destroy(&client->backing_dev_info); ceph_destroy_client(client); } |