tree 1e12d962e5417af66e5c88ee7c23d007dfe078c9
parent dc67647b78b92d9497f01fab95ac6764ed886b40
author Joonsoo Kim <iamjoonsoo.kim@lge.com> 1429051518 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1429055341 -0700

mm/page_alloc: factor out fallback freepage checking

This is preparation step to use page allocator's anti fragmentation logic
in compaction.  This patch just separates fallback freepage checking part
from fallback freepage management part.  Therefore, there is no functional
change.

Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Mel Gorman <mgorman@suse.de>
Cc: David Rientjes <rientjes@google.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>