From 1bfb7684db1233d9e3f3f26fbbc0c58d40ff65e7 Mon Sep 17 00:00:00 2001 From: Baolin Wang Date: Tue, 10 Jan 2023 21:36:20 +0800 Subject: [PATCH] mm: compaction: count the migration scanned pages events for proactive compaction The proactive compaction will reuse per-node kcompactd threads, so we should also count the KCOMPACTD_MIGRATE_SCANNED and KCOMPACTD_FREE_SCANNED events for proactive compaction. Link: https://lkml.kernel.org/r/b7f1ece1adc17defa47e3667b5f9fd61f496517a.1673342761.git.baolin.wang@linux.alibaba.com Signed-off-by: Baolin Wang Cc: Matthew Wilcox Signed-off-by: Andrew Morton --- mm/compaction.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/mm/compaction.c b/mm/compaction.c index f8e8addc8664..62f6bb68c9cb 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -2659,6 +2659,11 @@ static void proactive_compact_node(pg_data_t *pgdat) cc.zone = zone; compact_zone(&cc, NULL); + + count_compact_events(KCOMPACTD_MIGRATE_SCANNED, + cc.total_migrate_scanned); + count_compact_events(KCOMPACTD_FREE_SCANNED, + cc.total_free_scanned); } } -- 2.25.1