HWPOISON: Export some rmap vma locking to outside world
authorAndi Kleen <andi@firstfloor.org>
Wed, 16 Sep 2009 09:50:04 +0000 (11:50 +0200)
committerAndi Kleen <ak@linux.intel.com>
Wed, 16 Sep 2009 09:50:04 +0000 (11:50 +0200)
commit10be22dfe1e6ad978269dc275147e0ed049187bb
treed00418a59d9de0aadd092559d92f0d348d87a4b1
parentd466f2fcb32cd97fd586bfa33f5dba3ac78aadb0
HWPOISON: Export some rmap vma locking to outside world

Needed for later patch that walks rmap entries on its own.

This used to be very frowned upon, but memory-failure.c does
some rather specialized rmap walking and rmap has been stable
for quite some time, so I think it's ok now to export it.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
include/linux/rmap.h
mm/rmap.c