diff mbox series

[4/5] mm: compaction: Add missing kcompactd wakeup trace event

Message ID cbf8097a2d8a1b6800991f2a21575550d3613ce6.1673342761.git.baolin.wang@linux.alibaba.com (mailing list archive)
State New
Headers show
Series Some small improvements for compaction | expand

Commit Message

Baolin Wang Jan. 10, 2023, 1:36 p.m. UTC 
Add missing kcompactd wakeup trace event for proactive compaction, meanwhile
use order = -1 and the highest zone index of the pgdat for the kcompactd wakeup
trace event by proactive compaction.

Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
---
 mm/compaction.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/mm/compaction.c b/mm/compaction.c
index 62f6bb68c9cb..0fd6c81a7809 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -2730,6 +2730,8 @@  int compaction_proactiveness_sysctl_handler(struct ctl_table *table, int write,
 				continue;
 
 			pgdat->proactive_compact_trigger = true;
+			trace_mm_compaction_wakeup_kcompactd(pgdat->node_id, -1,
+							     pgdat->nr_zones - 1);
 			wake_up_interruptible(&pgdat->kcompactd_wait);
 		}
 	}