Btrfs: fix unprotected alloc list insertion during the finishing procedure of replace
authorMiao Xie <miaox@cn.fujitsu.com>
Thu, 30 Jan 2014 08:46:54 +0000 (16:46 +0800)
committerJosef Bacik <jbacik@fb.com>
Mon, 10 Mar 2014 19:15:38 +0000 (15:15 -0400)
commit391cd9df81ac07ce7e66ac8fb13e56693061a6e6
tree34a873797c1cb54e999afd63c46f2927510b159a
parent23ad5b17dce0f09af82c071b26acac35a0ab892b
Btrfs: fix unprotected alloc list insertion during the finishing procedure of replace

the alloc list of the filesystem is protected by ->chunk_mutex, we need
get that mutex when we insert the new device into the list.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fb.com>
fs/btrfs/dev-replace.c