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authorMatthew Wilcox (Oracle) <willy@infradead.org>2022-06-06 20:29:10 +0300
committerMatthew Wilcox (Oracle) <willy@infradead.org>2022-08-02 19:34:04 +0300
commit9800562f2ab41656b0bdc2a41c77ab3f6dfdd6fc (patch)
treedd6bf30c13ca28682344ac3868845fa1ec66091a /include/linux/migrate.h
parent9d0ddc0cb575fd41ff16131b06e08e1feac43b81 (diff)
downloadlinux-9800562f2ab41656b0bdc2a41c77ab3f6dfdd6fc.tar.xz
mm/folio-compat: Remove migration compatibility functions
migrate_page_move_mapping(), migrate_page_copy() and migrate_page_states() are all now unused after converting all the filesystems from aops->migratepage() to aops->migrate_folio(). Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'include/linux/migrate.h')
-rw-r--r--include/linux/migrate.h11
1 files changed, 0 insertions, 11 deletions
diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index 13f793309b75..ae5bb67a9ba1 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -70,12 +70,8 @@ extern int migrate_pages(struct list_head *l, new_page_t new, free_page_t free,
extern struct page *alloc_migration_target(struct page *page, unsigned long private);
extern int isolate_movable_page(struct page *page, isolate_mode_t mode);
-extern void migrate_page_states(struct page *newpage, struct page *page);
-extern void migrate_page_copy(struct page *newpage, struct page *page);
int migrate_huge_page_move_mapping(struct address_space *mapping,
struct folio *dst, struct folio *src);
-extern int migrate_page_move_mapping(struct address_space *mapping,
- struct page *newpage, struct page *page, int extra_count);
void migration_entry_wait_on_locked(swp_entry_t entry, pte_t *ptep,
spinlock_t *ptl);
void folio_migrate_flags(struct folio *newfolio, struct folio *folio);
@@ -96,13 +92,6 @@ static inline struct page *alloc_migration_target(struct page *page,
static inline int isolate_movable_page(struct page *page, isolate_mode_t mode)
{ return -EBUSY; }
-static inline void migrate_page_states(struct page *newpage, struct page *page)
-{
-}
-
-static inline void migrate_page_copy(struct page *newpage,
- struct page *page) {}
-
static inline int migrate_huge_page_move_mapping(struct address_space *mapping,
struct folio *dst, struct folio *src)
{