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authorHonggyu Kim <honggyu.kim@sk.com>2024-06-14 06:00:06 +0300
committerAndrew Morton <akpm@linux-foundation.org>2024-07-04 05:30:12 +0300
commitced816a76b8fd1288d48523cc48ed308964d12ed (patch)
tree2845a7cf68535d9dbab6d4ccb082ad3dc5becd09
parente36287c6e12d00f2087dc0c4899d8a9c54e22e1c (diff)
downloadlinux-ced816a76b8fd1288d48523cc48ed308964d12ed.tar.xz
mm/migrate: add MR_DAMON to migrate_reason
The current patch series introduces DAMON based migration across NUMA nodes so it'd be better to have a new migrate_reason in trace events. Link: https://lkml.kernel.org/r/20240614030010.751-5-honggyu.kim@sk.com Signed-off-by: Honggyu Kim <honggyu.kim@sk.com> Reviewed-by: SeongJae Park <sj@kernel.org> Signed-off-by: SeongJae Park <sj@kernel.org> Cc: Gregory Price <gregory.price@memverge.com> Cc: Hyeonggon Yoo <42.hyeyoo@gmail.com> Cc: Hyeongtak Ji <hyeongtak.ji@sk.com> Cc: Masami Hiramatsu (Google) <mhiramat@kernel.org> Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Cc: Rakie Kim <rakie.kim@sk.com> Cc: Steven Rostedt (Google) <rostedt@goodmis.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r--include/linux/migrate_mode.h1
-rw-r--r--include/trace/events/migrate.h3
2 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/migrate_mode.h b/include/linux/migrate_mode.h
index 9fb482bb7323..265c4328b36a 100644
--- a/include/linux/migrate_mode.h
+++ b/include/linux/migrate_mode.h
@@ -24,6 +24,7 @@ enum migrate_reason {
MR_CONTIG_RANGE,
MR_LONGTERM_PIN,
MR_DEMOTION,
+ MR_DAMON,
MR_TYPES
};
diff --git a/include/trace/events/migrate.h b/include/trace/events/migrate.h
index 0190ef725b43..cd01dd7b3640 100644
--- a/include/trace/events/migrate.h
+++ b/include/trace/events/migrate.h
@@ -22,7 +22,8 @@
EM( MR_NUMA_MISPLACED, "numa_misplaced") \
EM( MR_CONTIG_RANGE, "contig_range") \
EM( MR_LONGTERM_PIN, "longterm_pin") \
- EMe(MR_DEMOTION, "demotion")
+ EM( MR_DEMOTION, "demotion") \
+ EMe(MR_DAMON, "damon")
/*
* First define the enums in the above macros to be exported to userspace