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vmscan: remove unnecessary temporary vars in do_try_to_free_pages 

Remove temporary variable that is only used once and does not help clarify
code.

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Mel Gorman <mel@csn.ul.ie>
Reviewed-by: Rik van Riel <riel@redhat.com>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Chris Mason <chris.mason@oracle.com>
Cc: Nick Piggin <npiggin@suse.de>
Cc: Rik van Riel <riel@redhat.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Michael Rubin <mrubin@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Mel Gorman 2010-08-09 17:19:29 -07:00 committed by Linus Torvalds
parent e247dbce5c
commit d4debc66d1
1 changed files with 4 additions and 5 deletions
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9
mm/vmscan.c
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@ -1728,13 +1728,12 @@ static void shrink_zone(int priority, struct zone *zone,
static bool shrink_zones(int priority, struct zonelist *zonelist,
struct scan_control *sc)
{
enum zone_type high_zoneidx = gfp_zone(sc->gfp_mask);
struct zoneref *z;
struct zone *zone;
bool all_unreclaimable = true;
for_each_zone_zonelist_nodemask(zone, z, zonelist, high_zoneidx,
sc->nodemask) {
for_each_zone_zonelist_nodemask(zone, z, zonelist,
gfp_zone(sc->gfp_mask), sc->nodemask) {
if (!populated_zone(zone))
continue;
/*
@ -1779,7 +1778,6 @@ static unsigned long do_try_to_free_pages(struct zonelist *zonelist,
struct reclaim_state *reclaim_state = current->reclaim_state;
struct zoneref *z;
struct zone *zone;
enum zone_type high_zoneidx = gfp_zone(sc->gfp_mask);
unsigned long writeback_threshold;
get_mems_allowed();
@ -1799,7 +1797,8 @@ static unsigned long do_try_to_free_pages(struct zonelist *zonelist,
*/
if (scanning_global_lru(sc)) {
unsigned long lru_pages = 0;
for_each_zone_zonelist(zone, z, zonelist, high_zoneidx) {
for_each_zone_zonelist(zone, z, zonelist,
gfp_zone(sc->gfp_mask)) {
if (!cpuset_zone_allowed_hardwall(zone, GFP_KERNEL))
continue;