Btrfs: avoid deadlock on transaction waiting list
authorLiu Bo <bo.li.liu@oracle.com>
Mon, 4 Mar 2013 16:25:41 +0000 (16:25 +0000)
committerJosef Bacik <jbacik@fusionio.com>
Mon, 4 Mar 2013 21:33:23 +0000 (16:33 -0500)
commit66b6135b7cf741f6f44ba938b27583ea3b83bd12
tree40f18d5bed7e86d303a908fd21d3b851462c00b5
parent0f788c58194e4ccc5b3ab23f872c5e18542335e4
Btrfs: avoid deadlock on transaction waiting list

Only let one trans handle to wait for other handles, otherwise we
will get ABBA issues.

Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
fs/btrfs/transaction.c