nfs4.1: prevent race that allowed use of freed layout in _pnfs_return_layout
authorFred Isaman <iisaman@netapp.com>
Wed, 15 Jun 2011 16:31:02 +0000 (12:31 -0400)
committerTrond Myklebust <Trond.Myklebust@netapp.com>
Wed, 15 Jun 2011 16:39:23 +0000 (12:39 -0400)
mark_matching_lsegs_invalid could put the last ref to the layout, so
the get_layout_hdr needs to be called first.

Signed-off-by: Fred Isaman <iisaman@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

No differences found