Btrfs: fix a warning when iput a file
authorWang Shilong <wangsl.fnst@cn.fujitsu.com>
Sat, 14 Dec 2013 07:27:31 +0000 (15:27 +0800)
committerChris Mason <clm@fb.com>
Tue, 28 Jan 2014 21:20:02 +0000 (13:20 -0800)
commit180589efde8a01b4a30af273f670ac81c8abf9c5
treea04ca1b81d22fcdff7d0370325bf802e4bd5d418
parent2c68653787f91c62f8891209dc1f617088c822e4
Btrfs: fix a warning when iput a file

See the warning below:

[ 1209.102076]  [<ffffffffa04721b9>] remove_extent_mapping+0x69/0x70 [btrfs]
[ 1209.102084]  [<ffffffffa0466b06>] btrfs_evict_inode+0x96/0x4d0 [btrfs]
[ 1209.102089]  [<ffffffff81073010>] ? wake_atomic_t_function+0x40/0x40
[ 1209.102092]  [<ffffffff8118ab2e>] evict+0x9e/0x190
[ 1209.102094]  [<ffffffff8118b313>] iput+0xf3/0x180
[ 1209.102101]  [<ffffffffa0461fd1>] btrfs_run_delayed_iputs+0xb1/0xd0 [btrfs]
[ 1209.102107]  [<ffffffffa045d358>] __btrfs_end_transaction+0x268/0x350 [btrfs]

clear extent bit here to avoid triggering WARN_ON() in remove_extent_mapping()

Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>
fs/btrfs/inode.c