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mm, page_alloc: convert nr_fair_skipped to bool

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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@techsingularity.net>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Jesper Dangaard Brouer <brouer@redhat.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 2016-05-19 17:13:41 -07:00 committed by Linus Torvalds
parent c603844bdc
commit fa379b9586
1 changed files with 3 additions and 3 deletions
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6
mm/page_alloc.c
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@ -2680,7 +2680,7 @@ 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:
@ -2708,7 +2708,7 @@ zonelist_scan:
if (!zone_local(ac->preferred_zone, zone))
break;
if (test_bit(ZONE_FAIR_DEPLETED, &zone->flags)) {
nr_fair_skipped++;
fair_skipped = true;
continue;
}
}
@ -2801,7 +2801,7 @@ try_this_zone:
*/
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);
}