[PATCH 09/24] mm, page_alloc: Convert nr_fair_skipped to bool

From: Mel Gorman
Date: Tue Apr 12 2016 - 06:13:30 EST


The number of zones skipped to a zone expiring its fair zone allocation quota
is irrelevant. Convert to bool.

Signed-off-by: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx>
---
mm/page_alloc.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 4bce6298dd07..e778485a64c1 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -2677,7 +2677,7 @@ get_page_from_freelist(gfp_t gfp_mask, unsigned int order, int alloc_flags,
struct zoneref *z;
struct page *page = NULL;
struct zone *zone;
- int nr_fair_skipped = 0;
+ bool fair_skipped;
bool zonelist_rescan;

zonelist_scan:
@@ -2705,7 +2705,7 @@ get_page_from_freelist(gfp_t gfp_mask, unsigned int order, int alloc_flags,
if (!zone_local(ac->preferred_zone, zone))
break;
if (test_bit(ZONE_FAIR_DEPLETED, &zone->flags)) {
- nr_fair_skipped++;
+ fair_skipped = true;
continue;
}
}
@@ -2798,7 +2798,7 @@ get_page_from_freelist(gfp_t gfp_mask, unsigned int order, int alloc_flags,
*/
if (alloc_flags & ALLOC_FAIR) {
alloc_flags &= ~ALLOC_FAIR;
- if (nr_fair_skipped) {
+ if (fair_skipped) {
zonelist_rescan = true;
reset_alloc_batches(ac->preferred_zone);
}
--
2.6.4