Commit 105c988f authored by Matthew Wilcox (Oracle)'s avatar Matthew Wilcox (Oracle)
Browse files

shmem: Convert shmem_unlock_mapping() to use filemap_get_folios() 



This is a straightforward conversion.

Signed-off-by: default avatarMatthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Acked-by: default avatarChristian Brauner (Microsoft) <brauner@kernel.org>
parent 77414d19

mm/shmem.c

+6 −7
Original line number Diff line number Diff line
@@ -867,18 +867,17 @@ unsigned long shmem_swap_usage(struct vm_area_struct *vma) 
 */

void shmem_unlock_mapping(struct address_space *mapping)

{

	struct pagevec pvec;

	struct folio_batch fbatch;

	pgoff_t index = 0;



	pagevec_init(&pvec);

	folio_batch_init(&fbatch);

	/*

	 * Minor point, but we might as well stop if someone else SHM_LOCKs it.

	 */

	while (!mapping_unevictable(mapping)) {

		if (!pagevec_lookup(&pvec, mapping, &index))

			break;

		check_move_unevictable_pages(&pvec);

		pagevec_release(&pvec);

	while (!mapping_unevictable(mapping) &&

	       filemap_get_folios(mapping, &index, ~0UL, &fbatch)) {

		check_move_unevictable_folios(&fbatch);

		folio_batch_release(&fbatch);

		cond_resched();

	}

}