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authorDavidlohr Bueso <davidlohr@hp.com>2014-01-21 23:49:15 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2014-01-22 00:19:44 (GMT)
commit363ee17f0f405faff74d9aaf93d21d5f41d5102d (patch)
tree4ff07b1b36a024b455467ac78e07fec6f18a6780 /mm/rmap.c
parent49f0ce5f92321cdcf741e35f385669a421013cb7 (diff)
downloadlinux-363ee17f0f405faff74d9aaf93d21d5f41d5102d.tar.xz
mm/mmap.c: add mlock_future_check() helper
Both do_brk and do_mmap_pgoff verify that we are actually capable of locking future pages if the corresponding VM_LOCKED flags are used. Encapsulate this logic into a single mlock_future_check() helper function. Signed-off-by: Davidlohr Bueso <davidlohr@hp.com> Cc: Rik van Riel <riel@redhat.com> Reviewed-by: Michel Lespinasse <walken@google.com> Cc: Vlastimil Babka <vbabka@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/rmap.c')
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