tree 54b7e644e36135f4a2602b56c20d319cff96e625
parent 4ac20c70b0734b65662ded735e5f6ba0415bdb71
author Ilya Dryomov <idryomov@gmail.com> 1358690277 +0200
committer Ilya Dryomov <idryomov@gmail.com> 1358691682 +0200

Btrfs: reorder locks and sanity checks in btrfs_ioctl_defrag

Operation-specific check (whether subvol is readonly or not) should go
after the mutual exclusiveness check.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>