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mm/compaction.c: remove unnecessary zone parameter in isolate_migratepages()

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Like commit 40cacbcb32 ("mm, compaction: remove unnecessary zone
parameter in some instances"), remove unnecessary zone parameter.

No functional change.

Link: http://lkml.kernel.org/r/20190806151616.21107-1-lpf.vector@gmail.com
Signed-off-by: Pengfei Li <lpf.vector@gmail.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Mel Gorman <mgorman@techsingularity.net>
Cc: Qian Cai <cai@lca.pw>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Pengfei Li 2019-09-23 15:36:58 -07:00 committed by Linus Torvalds
parent a94b525241
commit 32aaf0553d
1 changed files with 6 additions and 7 deletions
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13
mm/compaction.c
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@ -1737,8 +1737,7 @@ static unsigned long fast_find_migrateblock(struct compact_control *cc)
* starting at the block pointed to by the migrate scanner pfn within
* compact_control.
*/
static isolate_migrate_t isolate_migratepages(struct zone *zone,
struct compact_control *cc)
static isolate_migrate_t isolate_migratepages(struct compact_control *cc)
{
unsigned long block_start_pfn;
unsigned long block_end_pfn;
@ -1756,8 +1755,8 @@ static isolate_migrate_t isolate_migratepages(struct zone *zone,
*/
low_pfn = fast_find_migrateblock(cc);
block_start_pfn = pageblock_start_pfn(low_pfn);
if (block_start_pfn < zone->zone_start_pfn)
block_start_pfn = zone->zone_start_pfn;
if (block_start_pfn < cc->zone->zone_start_pfn)
block_start_pfn = cc->zone->zone_start_pfn;
/*
* fast_find_migrateblock marks a pageblock skipped so to avoid
@ -1787,8 +1786,8 @@ static isolate_migrate_t isolate_migratepages(struct zone *zone,
if (!(low_pfn % (SWAP_CLUSTER_MAX * pageblock_nr_pages)))
cond_resched();
page = pageblock_pfn_to_page(block_start_pfn, block_end_pfn,
zone);
page = pageblock_pfn_to_page(block_start_pfn,
block_end_pfn, cc->zone);
if (!page)
continue;
@ -2169,7 +2168,7 @@ compact_zone(struct compact_control *cc, struct capture_control *capc)
cc->rescan = true;
}
switch (isolate_migratepages(cc->zone, cc)) {
switch (isolate_migratepages(cc)) {
case ISOLATE_ABORT:
ret = COMPACT_CONTENDED;
putback_movable_pages(&cc->migratepages);