linux-kernel - [PATCH RFC 10/29] mm/migrate: remove folio_test_movable() and folio_movable

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Message-ID: <20250618174014.1168640-11-david@redhat.com>
Date: Wed, 18 Jun 2025 19:39:53 +0200
From: David Hildenbrand <david@...hat.com>
To: linux-kernel@...r.kernel.org
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Subject: [PATCH RFC 10/29] mm/migrate: remove folio_test_movable() and folio_movable_ops()

Folios will have nothing to do with movable_ops page migration. These
functions are now unused, so let's remove them.

Signed-off-by: David Hildenbrand <david@...hat.com>
---
 include/linux/migrate.h | 14 --------------
 1 file changed, 14 deletions(-)

diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index c0ec7422837bd..c99a00d4ca27d 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -118,20 +118,6 @@ static inline void __ClearPageMovable(struct page *page)
 }
 #endif
 
-static inline bool folio_test_movable(struct folio *folio)
-{
-	return PageMovable(&folio->page);
-}
-
-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)
 {
-- 
2.49.0