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authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2015-05-14 01:01:45 +0000
committerJohannes Weiner <hannes@cmpxchg.org>2015-05-14 01:01:45 +0000
commitb08cb2da0a8d49076ee0b903273a428e661f4630 (patch)
tree43b776b66a7dc1814048baf3f3b988e887dca08e
parentd8ad7c7c0862f761e5a40e7214ae6d95144b09e7 (diff)
downloadmm-next-b08cb2da0a8d49076ee0b903273a428e661f4630.tar.gz
page-flags: define PG_reserved behavior on compound pages
As far as I can see there's no users of PG_reserved on compound pages. Let's use NO_COMPOUND here. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Andrea Arcangeli <aarcange@redhat.com> Cc: Hugh Dickins <hughd@google.com> Cc: Dave Hansen <dave.hansen@intel.com> Cc: Mel Gorman <mgorman@suse.de> Cc: Rik van Riel <riel@redhat.com> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Christoph Lameter <cl@linux.com> Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Cc: Steve Capper <steve.capper@linaro.org> Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Michal Hocko <mhocko@suse.cz> Cc: Jerome Marchand <jmarchan@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r--include/linux/page-flags.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index d94f75a1e4f1f8..3ae37a9af99629 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -288,7 +288,8 @@ PAGEFLAG(Pinned, pinned, NO_COMPOUND) TESTSCFLAG(Pinned, pinned, NO_COMPOUND)
PAGEFLAG(SavePinned, savepinned, NO_COMPOUND)
PAGEFLAG(Foreign, foreign, NO_COMPOUND)
-PAGEFLAG(Reserved, reserved, ANY) __CLEARPAGEFLAG(Reserved, reserved, ANY)
+PAGEFLAG(Reserved, reserved, NO_COMPOUND)
+ __CLEARPAGEFLAG(Reserved, reserved, NO_COMPOUND)
PAGEFLAG(SwapBacked, swapbacked, ANY)
__CLEARPAGEFLAG(SwapBacked, swapbacked, ANY)
__SETPAGEFLAG(SwapBacked, swapbacked, ANY)