commit 45f83cefe3a5f0476ac3f96382ebfdc3fe4caab2
author Andrea Arcangeli <aarcange@redhat.com> Wed Mar 28 14:42:40 2012 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> Wed Mar 28 17:14:35 2012 -0700
tree b2f7d3c02923d89db5a551c6a7923121db9610c4
parent 623e3db9f9b7d6e7b2a99180f9cf0825c936ab7a

mm: thp: fix up pmd_trans_unstable() locations

pmd_trans_unstable() should be called before pmd_offset_map() in the
locations where the mmap_sem is held for reading.

Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Hugh Dickins <hughd@google.com>
Cc: Larry Woodman <lwoodman@redhat.com>
Cc: Ulrich Obergfell <uobergfe@redhat.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Mark Salter <msalter@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>