swap: clean-up #ifdef in page_mapping()
authorJoonsoo Kim <iamjoonsoo.kim@lge.com>
Wed, 11 Sep 2013 21:21:29 +0000 (14:21 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 11 Sep 2013 22:57:31 +0000 (15:57 -0700)
commitd2cf5ad6312ca9913464fac40fb47ba47ad945c4
tree05590c6fed5ee9b86b65e1c23a899e921faeb040
parentbc4b4448dba660afc8df3790564320302d9709a1
swap: clean-up #ifdef in page_mapping()

PageSwapCache() is always false when !CONFIG_SWAP, so compiler
properly discard related code. Therefore, we don't need #ifdef explicitly.

Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Rik van Riel <riel@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
include/linux/swap.h
mm/util.c