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mm: compaction: only set skip flag if cc->no_set_skip_hint is false

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To keep the same logic as test_and_set_skip(), only set the skip flag if
cc->no_set_skip_hint is false, which makes code more reasonable.

Link: https://lkml.kernel.org/r/0eb2cd2407ffb259ae6e3071e10f70f2d41d0f3e.1685018752.git.baolin.wang@linux.alibaba.com
Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Mel Gorman <mgorman@techsingularity.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Baolin Wang
2023-05-25 20:53:59 +08:00
committed by Andrew Morton
parent cf650342f8
commit 8b71b499ff
1 changed files with 1 additions and 1 deletions
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2
mm/compaction.c
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@@ -1201,7 +1201,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn,
* rescanned twice in a row.
*/
if (low_pfn == end_pfn && (!nr_isolated || cc->finish_pageblock)) {
if (valid_page && !skip_updated)
if (!cc->no_set_skip_hint && valid_page && !skip_updated)
set_pageblock_skip(valid_page);
update_cached_migrate(cc, low_pfn);
}