mm: page_alloc: simplify drain_zone_pages by using min()
authorMichal Nazarewicz <mina86@mina86.com>
Wed, 6 Aug 2014 23:05:15 +0000 (16:05 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 7 Aug 2014 01:01:16 +0000 (18:01 -0700)
commit7be12fc9f8dcae7f4c9647d495bd64fc4ffb6836
tree0a70ae16ee1b68e4187da2471793a78a8cf6320b
parent4f7c6b49c45a398d72763d1f0e64ddff8b3653c7
mm: page_alloc: simplify drain_zone_pages by using min()

Instead of open-coding getting minimal value of two, just use min macro.
That is why it is there for.  While changing the function also change
type of batch local variable to match type of per_cpu_pages::batch
(which is int).

Signed-off-by: Michal Nazarewicz <mina86@mina86.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/page_alloc.c