From cf043a007e00ae7fe5a4aa5447068fcd13ce031b Mon Sep 17 00:00:00 2001 From: Kemeng Shi Date: Fri, 4 Aug 2023 19:04:51 +0800 Subject: mm/compaction: correct comment of cached migrate pfn update Commit e380bebe47715 ("mm, compaction: keep migration source private to a single compaction instance") moved update of async and sync compact_cached_migrate_pfn from update_pageblock_skip to update_cached_migrate but left the comment behind. Move the relevant comment to correct this. Link: https://lkml.kernel.org/r/20230804110454.2935878-6-shikemeng@huaweicloud.com Signed-off-by: Kemeng Shi Reviewed-by: David Hildenbrand Reviewed-by: Baolin Wang Cc: Mel Gorman Signed-off-by: Andrew Morton --- mm/compaction.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'mm') diff --git a/mm/compaction.c b/mm/compaction.c index 3b204fbaa470..db44319dc716 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -469,6 +469,7 @@ static void update_cached_migrate(struct compact_control *cc, unsigned long pfn) pfn = pageblock_end_pfn(pfn); + /* Update where async and sync compaction should restart */ if (pfn > zone->compact_cached_migrate_pfn[0]) zone->compact_cached_migrate_pfn[0] = pfn; if (cc->mode != MIGRATE_ASYNC && @@ -490,7 +491,6 @@ static void update_pageblock_skip(struct compact_control *cc, set_pageblock_skip(page); - /* Update where async and sync compaction should restart */ if (pfn < zone->compact_cached_free_pfn) zone->compact_cached_free_pfn = pfn; } -- cgit v1.2.3