The quilt patch titled
Subject: mm/compaction: only set skip flag if cc->no_set_skip_hint is false
has been removed from the -mm tree. Its filename was
mm-compaction-only-set-skip-flag-if-cc-no_set_skip_hint-is-false.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx>
Subject: mm/compaction: only set skip flag if cc->no_set_skip_hint is false
Date: Fri, 4 Aug 2023 19:04:54 +0800
Keep the same logic as update_pageblock_skip, only set skip if
no_set_skip_hint is false which is more reasonable.
Link: https://lkml.kernel.org/r/20230804110454.2935878-9-shikemeng@xxxxxxxxxxxxxxx
Signed-off-by: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx>
Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>
Cc: Baolin Wang <baolin.wang@xxxxxxxxxxxxxxxxx>
Cc: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/compaction.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/mm/compaction.c~mm-compaction-only-set-skip-flag-if-cc-no_set_skip_hint-is-false
+++ a/mm/compaction.c
@@ -1442,7 +1442,7 @@ fast_isolate_around(struct compact_contr
isolate_freepages_block(cc, &start_pfn, end_pfn, &cc->freepages, 1, false);
/* Skip this pageblock in the future as it's full or nearly full */
- if (start_pfn == end_pfn)
+ if (start_pfn == end_pfn && !cc->no_set_skip_hint)
set_pageblock_skip(page);
}
_
Patches currently in -mm which might be from shikemeng@xxxxxxxxxxxxxxx are
