]> git.baikalelectronics.ru Git - kernel.git/commit
userfaultfd: shmem: lock the page before adding it to pagecache
authorAndrea Arcangeli <aarcange@redhat.com>
Wed, 22 Feb 2017 23:43:49 +0000 (15:43 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 23 Feb 2017 00:41:29 +0000 (16:41 -0800)
commit012856dfccfd30042071a097ff7145405c10deff
treeee2938c04ca31d34ee8fe2afbbe84e7510a1d3e9
parent79c258148614f51bff13f48513fcb1646d319513
userfaultfd: shmem: lock the page before adding it to pagecache

A VM_BUG_ON triggered on the shmem selftest.

Link: http://lkml.kernel.org/r/20161216144821.5183-36-aarcange@redhat.com
Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Cc: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
Cc: Hillf Danton <hillf.zj@alibaba-inc.com>
Cc: Michael Rapoport <RAPOPORT@il.ibm.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Mike Rapoport <rppt@linux.vnet.ibm.com>
Cc: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/shmem.c