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mm/compaction: avoid unneeded pageblock_end_pfn when no_set_skip_hint is set

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Move pageblock_end_pfn after no_set_skip_hint check to avoid unneeded
pageblock_end_pfn if no_set_skip_hint is set.

Link: https://lkml.kernel.org/r/20230721150957.2058634-3-shikemeng@huawei.com
Signed-off-by: Kemeng Shi <shikemeng@huawei.com>
Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Kemeng Shi 2023-07-21 23:09:57 +08:00 • committed by Andrew Morton
parent e6bd14eca2
commit 3c099a2b0b
1 changed files with 2 additions and 2 deletions
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4
mm/compaction.c
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@ -463,12 +463,12 @@ static void update_cached_migrate(struct compact_control *cc, unsigned long pfn)
{
struct zone *zone = cc->zone;
pfn = pageblock_end_pfn(pfn);
/* Set for isolation rather than compaction */
if (cc->no_set_skip_hint)
return;
pfn = pageblock_end_pfn(pfn);
if (pfn > zone->compact_cached_migrate_pfn[0])
zone->compact_cached_migrate_pfn[0] = pfn;
if (cc->mode != MIGRATE_ASYNC &&