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Subject[PATCH 08/14] vmscan: Remove unnecessary temporary vars in do_try_to_free_pages
Date
Remove temporary variable that is only used once and does not help
clarify code.

Signed-off-by: Mel Gorman <mel@csn.ul.ie>
Reviewed-by: Rik van Riel <riel@redhat.com>
---
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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