[PATCH 08/14] vmscan: Remove unnecessary temporary vars in do_try_to_free_pages

[Mel Gorman]

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

Signed-off-by: Mel Gorman <mel@xxxxxxxxx>
Reviewed-by: Rik van Riel <riel@xxxxxxxxxx>
---
 mm/vmscan.c |    8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/mm/vmscan.c b/mm/vmscan.c
index d964cfa..509d093 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1721,13 +1721,12 @@ 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;
 		/*
@@ -1773,7 +1772,6 @@ static unsigned long do_try_to_free_pages(struct zonelist *zonelist,
 	unsigned long lru_pages = 0;
 	struct zoneref *z;
 	struct zone *zone;
-	enum zone_type high_zoneidx = gfp_zone(sc->gfp_mask);
 	unsigned long writeback_threshold;
 
 	get_mems_allowed();
@@ -1785,7 +1783,7 @@ static unsigned long do_try_to_free_pages(struct zonelist *zonelist,
 	 * mem_cgroup will not do shrink_slab.
 	 */
 	if (scanning_global_lru(sc)) {
-		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;
-- 
1.7.1

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