diff options
| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2016-01-16 03:51:49 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-01-16 04:56:32 +0300 |
| commit | 50ea78d676d4282a403f956229505b9fddf69f3a (patch) | |
| tree | 2f4d4e23bca8c8a7608c79a414857604d3bf51ba /include | |
| parent | da5efc408baefd686b0ee2cbd1353eb10ec71a0f (diff) | |
| download | linux-50ea78d676d4282a403f956229505b9fddf69f3a.tar.xz | |
page-flags: define PG_swapcache behavior on compound pages
Swap cannot handle compound pages so far. Transparent huge pages are
split on the way to swap.
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>
Cc: Jérôme Glisse <jglisse@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/page-flags.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index eda487ecc01c..7fc2ea83cbd5 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -318,7 +318,7 @@ PAGEFLAG_FALSE(HighMem) #endif #ifdef CONFIG_SWAP -PAGEFLAG(SwapCache, swapcache, PF_ANY) +PAGEFLAG(SwapCache, swapcache, PF_NO_COMPOUND) #else PAGEFLAG_FALSE(SwapCache) #endif |