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(parent: 978097c) | patch
ceph: add missing locking to protect i_snap_realm_item during split
authorSage Weil <sage@newdream.net>
Tue, 9 Mar 2010 20:52:26 +0000 (12:52 -0800)
committerSage Weil <sage@newdream.net>
Sun, 21 Mar 2010 04:33:07 +0000 (21:33 -0700)
commit052bb34af3bf8ae2001b9f03d884ba0def3e427c
treedb8aecde5b43263d9f3a2947663cb55de4414545tree | snapshot (tar.gz zip)
parent978097c907b58a2d085bbf7632bee1a5a7e6f6bacommit | diff
ceph: add missing locking to protect i_snap_realm_item during split

All ci->i_snap_realm_item/realm->inodes_with_caps manipulation should be
protected by realm->inodes_with_caps_lock.  This bug would have only bit
us in a rare race with a realm split (during some snap creations).

Signed-off-by: Sage Weil <sage@newdream.net>
fs/ceph/snap.c diff | blob | blame | history