dax: revert userfaultfd change
authorAndrew Morton <akpm@linux-foundation.org>
Tue, 8 Sep 2015 21:58:43 +0000 (14:58 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 8 Sep 2015 22:35:28 +0000 (15:35 -0700)
commit7c414164593514f76b422faae0824bdd3754209b
treedf57f73dca79d9646eb839b0dff8a71b48929b45
parentc94c2acf84dc16cf4b989bb0bc849785b7ff52f5
dax: revert userfaultfd change

Undo the change which "userfaultfd: call handle_userfault() for
userfaultfd_missing() faults" made to set_huge_zero_page().  DAX will
need that return value.

Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/huge_memory.c