diff options
| -rw-r--r-- | include/linux/migrate.h | 9 | ||||
| -rw-r--r-- | mm/migrate.c | 2 |
2 files changed, 10 insertions, 1 deletions
diff --git a/include/linux/migrate.h b/include/linux/migrate.h index 3ef77f52a4f0..bdff950a8bb4 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -123,6 +123,15 @@ static inline bool folio_test_movable(struct folio *folio) } static inline +const struct movable_operations *folio_movable_ops(struct folio *folio) +{ + VM_BUG_ON(!__folio_test_movable(folio)); + + return (const struct movable_operations *) + ((unsigned long)folio->mapping - PAGE_MAPPING_MOVABLE); +} + +static inline const struct movable_operations *page_movable_ops(struct page *page) { VM_BUG_ON(!__PageMovable(page)); diff --git a/mm/migrate.c b/mm/migrate.c index c09872cf41b7..d2b1167329b9 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -990,7 +990,7 @@ static int move_to_new_folio(struct folio *dst, struct folio *src, goto out; } - mops = page_movable_ops(&src->page); + mops = folio_movable_ops(src); rc = mops->migrate_page(&dst->page, &src->page, mode); WARN_ON_ONCE(rc == MIGRATEPAGE_SUCCESS && !folio_test_isolated(src)); |