tree 2c98c3c7448645836876e37895b5ef9b9c96ef38
parent a822c83e47d97cdef38c4352e1ef62d9f46cfe98
author Joe Thornber <ejt@redhat.com> 1435931492 +0100
committer Mike Snitzer <snitzer@redhat.com> 1436193902 -0400

dm btree: silence lockdep lock inversion in dm_btree_del()

Allocate memory using GFP_NOIO when deleting a btree.  dm_btree_del()
can be called via an ioctl and we don't want to recurse into the FS or
block layer.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Cc: stable@vger.kernel.org