Unverified Commit fe75adff authored by Matthew Wilcox (Oracle)'s avatar Matthew Wilcox (Oracle) Committed by Christian Brauner
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ttm: Call shmem_writeout() from ttm_backup_backup_page() 



The ->writepage operation is being removed.  Since this function
exclusively deals with shmem folios, we can call shmem_writeout()
to write it.

Signed-off-by: default avatar"Matthew Wilcox (Oracle)" <willy@infradead.org>
Link: https://lore.kernel.org/r/20250402150005.2309458-8-willy@infradead.org


Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent 776a853a

drivers/gpu/drm/ttm/ttm_backup.c

+4 −4
Original line number Diff line number Diff line
@@ -136,13 +136,13 @@ ttm_backup_backup_page(struct ttm_backup *backup, struct page *page, 
			.for_reclaim = 1,

		};

		folio_set_reclaim(to_folio);

		ret = mapping->a_ops->writepage(folio_file_page(to_folio, idx), &wbc);

		ret = shmem_writeout(to_folio, &wbc);

		if (!folio_test_writeback(to_folio))

			folio_clear_reclaim(to_folio);

		/*

		 * If writepage succeeds, it unlocks the folio.

		 * writepage() errors are otherwise dropped, since writepage()

		 * is only best effort here.

		 * If writeout succeeds, it unlocks the folio.	errors

		 * are otherwise dropped, since writeout is only best

		 * effort here.

		 */

		if (ret)

			folio_unlock(to_folio);