[PATCH 6/6] mm: migrate: remove isolate_movable_page()

[Kefeng Wang <wangkefeng.wang@huawei.com>]

There are no more callers of isolate_movable_page(), remove it.

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
---
 include/linux/migrate.h | 3 ---
 mm/migrate.c            | 8 --------
 2 files changed, 11 deletions(-)

diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index a6c38ee7246a..2b680b939020 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -69,7 +69,6 @@ int migrate_pages(struct list_head *l, new_folio_t new, free_folio_t free,
 		  unsigned long private, enum migrate_mode mode, int reason,
 		  unsigned int *ret_succeeded);
 struct folio *alloc_migration_target(struct folio *src, unsigned long private);
-bool isolate_movable_page(struct page *page, isolate_mode_t mode);
 bool isolate_movable_folio(struct folio *folio, isolate_mode_t mode);
 
 int migrate_huge_page_move_mapping(struct address_space *mapping,
@@ -90,8 +89,6 @@ static inline int migrate_pages(struct list_head *l, new_folio_t new,
 static inline struct folio *alloc_migration_target(struct folio *src,
 		unsigned long private)
 	{ return NULL; }
-static inline bool isolate_movable_page(struct page *page, isolate_mode_t mode)
-	{ return false; }
 static inline bool isolate_movable_folio(struct page *page, isolate_mode_t mode)
 	{ return false; }
 
diff --git a/mm/migrate.c b/mm/migrate.c
index b2195b6ff32c..f50ed046ede3 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -125,14 +125,6 @@ bool isolate_movable_folio(struct folio *folio, isolate_mode_t mode)
 	return false;
 }
 
-bool isolate_movable_page(struct page *page, isolate_mode_t mode)
-{
-	if (WARN_RATELIMIT(PageTail(page), "trying to isolate tail page"))
-		return false;
-
-	return isolate_movable_folio((struct folio *)page, mode);
-}
-
 static void putback_movable_folio(struct folio *folio)
 {
 	const struct movable_operations *mops = folio_movable_ops(folio);
-- 
2.27.0