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| author | Vlastimil Babka | 2014-12-11 00:43:07 +0100 |
|---|---|---|
| committer | Linus Torvalds | 2014-12-11 02:41:05 +0100 |
| commit | 510f550788b8aba5070c59ec652de8b4ab660852 (patch) | |
| tree | 1c3c9cc5cb0dd8dff0d56fd4c2038d46b2dd9b08 /mm/memory-failure.c | |
| parent | mm, page_isolation: drain single zone pcplists (diff) | |
| download | kernel-qcow2-linux-510f550788b8aba5070c59ec652de8b4ab660852.tar.gz kernel-qcow2-linux-510f550788b8aba5070c59ec652de8b4ab660852.tar.xz kernel-qcow2-linux-510f550788b8aba5070c59ec652de8b4ab660852.zip | |
mm, cma: drain single zone pcplists
CMA allocation drains pcplists so that pages can merge back to buddy
allocator. Since it operates on a single zone, we can reduce the
pcplists drain to the single zone, which is now possible.
The change should make CMA allocations faster and not disturbing
unrelated pcplists anymore.
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Rik van Riel <riel@redhat.com>
Cc: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Cc: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Cc: Xishi Qiu <qiuxishi@huawei.com>
Cc: Vladimir Davydov <vdavydov@parallels.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Michal Nazarewicz <mina86@mina86.com>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/memory-failure.c')
0 files changed, 0 insertions, 0 deletions