+ mm-rename-alloc_demote_folio-to-alloc_migrate_folio.patch added to mm-unstable branch

+ mm-rename-alloc_demote_folio-to-alloc_migrate_folio.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: mm: rename alloc_demote_folio to alloc_migrate_folio
has been added to the -mm mm-unstable branch.  Its filename is
     mm-rename-alloc_demote_folio-to-alloc_migrate_folio.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-rename-alloc_demote_folio-to-alloc_migrate_folio.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: rename alloc_demote_folio to alloc_migrate_folio
Date: Fri, 14 Jun 2024 12:00:04 +0900

The alloc_demote_folio can also be used for general migration including
both demotion and promotion so it'd be better to rename it from
alloc_demote_folio to alloc_migrate_folio.

Link: https://lkml.kernel.org/r/20240614030010.751-3-honggyu.kim@sk.com
Signed-off-by: Honggyu Kim <honggyu.kim@sk.com>
Reviewed-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>
---

 mm/internal.h |    2 +-
 mm/vmscan.c   |    4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

--- a/mm/internal.h~mm-rename-alloc_demote_folio-to-alloc_migrate_folio
+++ a/mm/internal.h
@@ -1094,7 +1094,7 @@ extern unsigned long  __must_check vm_mm
         unsigned long, unsigned long);
 
 extern void set_pageblock_order(void);
-struct folio *alloc_demote_folio(struct folio *src, unsigned long private);
+struct folio *alloc_migrate_folio(struct folio *src, unsigned long private);
 unsigned long reclaim_pages(struct list_head *folio_list);
 unsigned int reclaim_clean_pages_from_list(struct zone *zone,
 					    struct list_head *folio_list);
--- a/mm/vmscan.c~mm-rename-alloc_demote_folio-to-alloc_migrate_folio
+++ a/mm/vmscan.c
@@ -919,7 +919,7 @@ static void folio_check_dirty_writeback(
 		mapping->a_ops->is_dirty_writeback(folio, dirty, writeback);
 }
 
-struct folio *alloc_demote_folio(struct folio *src, unsigned long private)
+struct folio *alloc_migrate_folio(struct folio *src, unsigned long private)
 {
 	struct folio *dst;
 	nodemask_t *allowed_mask;
@@ -982,7 +982,7 @@ static unsigned int demote_folio_list(st
 	node_get_allowed_targets(pgdat, &allowed_mask);
 
 	/* Demotion ignores all cpuset and mempolicy settings */
-	migrate_pages(demote_folios, alloc_demote_folio, NULL,
+	migrate_pages(demote_folios, alloc_migrate_folio, NULL,
 		      (unsigned long)&mtc, MIGRATE_ASYNC, MR_DEMOTION,
 		      &nr_succeeded);
 
_

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