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| author | Ganesh Mahendran <opensource.ganesh@gmail.com> | 2016-07-28 15:45:13 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-07-28 16:07:41 -0700 |
| commit | b2b331f966086d5741440d9140c39b7ad5ab3862 (patch) | |
| tree | dcf9fbecf430a53a9d6c80c485443442df9fca3a | |
| parent | 55779ec759ccc3c12b917b3712a7716e1140c652 (diff) | |
| download | linux-b2b331f966086d5741440d9140c39b7ad5ab3862.tar.bz2 | |
mm/compaction: remove unnecessary order check in try_to_compact_pages()
The caller __alloc_pages_direct_compact() already checked (order == 0)
so there's no need to check again.
Link: http://lkml.kernel.org/r/1465973568-3496-1-git-send-email-opensource.ganesh@gmail.com
Signed-off-by: Ganesh Mahendran <opensource.ganesh@gmail.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Michal Nazarewicz <mina86@mina86.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Anshuman Khandual <khandual@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | mm/compaction.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/compaction.c b/mm/compaction.c index 64df5fe052db..45eaa2a56517 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -1681,7 +1681,7 @@ enum compact_result try_to_compact_pages(gfp_t gfp_mask, unsigned int order, *contended = COMPACT_CONTENDED_NONE; /* Check if the GFP flags allow compaction */ - if (!order || !may_enter_fs || !may_perform_io) + if (!may_enter_fs || !may_perform_io) return COMPACT_SKIPPED; trace_mm_compaction_try_to_compact_pages(order, gfp_mask, mode); |