+ mm-migrate-add-mr_damon-to-migrate_reason.patch added to mm-unstable branch

+ mm-migrate-add-mr_damon-to-migrate_reason.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: mm/migrate: add MR_DAMON to migrate_reason
has been added to the -mm mm-unstable branch.  Its filename is
     mm-migrate-add-mr_damon-to-migrate_reason.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-migrate-add-mr_damon-to-migrate_reason.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Honggyu Kim <honggyu.kim@sk.com>
Subject: mm/migrate: add MR_DAMON to migrate_reason
Date: Fri, 14 Jun 2024 12:00:06 +0900

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>
---

 include/linux/migrate_mode.h   |    1 +
 include/trace/events/migrate.h |    3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

--- a/include/linux/migrate_mode.h~mm-migrate-add-mr_damon-to-migrate_reason
+++ a/include/linux/migrate_mode.h
@@ -24,6 +24,7 @@ enum migrate_reason {
 	MR_CONTIG_RANGE,
 	MR_LONGTERM_PIN,
 	MR_DEMOTION,
+	MR_DAMON,
 	MR_TYPES
 };
 
--- a/include/trace/events/migrate.h~mm-migrate-add-mr_damon-to-migrate_reason
+++ a/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
_

Patches currently in -mm which might be from honggyu.kim@sk.com are

mm-make-alloc_demote_folio-externally-invokable-for-migration.patch
mm-rename-alloc_demote_folio-to-alloc_migrate_folio.patch
mm-migrate-add-mr_damon-to-migrate_reason.patch
mm-damon-paddr-introduce-damos_migrate_cold-action-for-demotion.patch
docs-damon-document-damos_migrate_hotcold.patch