Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | From | Mel Gorman <> | Subject | [PATCH 2/4] mm, compaction: Check if a page has been captured before draining PCP pages | Date | Wed, 25 Jan 2023 13:44:32 +0000 |
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If a page has been captured then draining is unnecssary so check first for a captured page.
Signed-off-by: Mel Gorman <mgorman@techsingularity.net> --- mm/compaction.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/mm/compaction.c b/mm/compaction.c index c018b0e65720..28711a21a8a2 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -2441,6 +2441,12 @@ compact_zone(struct compact_control *cc, struct capture_control *capc) } } + /* Stop if a page has been captured */ + if (capc && capc->page) { + ret = COMPACT_SUCCESS; + break; + } + check_drain: /* * Has the migration scanner moved away from the previous @@ -2459,12 +2465,6 @@ compact_zone(struct compact_control *cc, struct capture_control *capc) last_migrated_pfn = 0; } } - - /* Stop if a page has been captured */ - if (capc && capc->page) { - ret = COMPACT_SUCCESS; - break; - } } out: -- 2.35.3
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