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| author | Baolin Wang <baolin.wang@linux.alibaba.com> | 2023-01-10 21:36:21 +0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-02-02 22:32:54 -0800 |
| commit | 8fff8b6f8d0ef7620e06f3f4cfb912171aef6cd5 (patch) | |
| tree | 572fa079b12e0d1c80381d68dc094238aa33867d | |
| parent | 1bfb7684db1233d9e3f3f26fbbc0c58d40ff65e7 (diff) | |
| download | lwn-8fff8b6f8d0ef7620e06f3f4cfb912171aef6cd5.tar.gz lwn-8fff8b6f8d0ef7620e06f3f4cfb912171aef6cd5.zip | |
mm: compaction: add missing kcompactd wakeup trace event
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.
Link: https://lkml.kernel.org/r/cbf8097a2d8a1b6800991f2a21575550d3613ce6.1673342761.git.baolin.wang@linux.alibaba.com
Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
| -rw-r--r-- | mm/compaction.c | 2 |
1 files changed, 2 insertions, 0 deletions
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); } } |