939 	struct folio_batch fbatch;  in shmem_unlock_mapping()  local
942 	folio_batch_init(&fbatch);  in shmem_unlock_mapping()
947 	       filemap_get_folios(mapping, &index, ~0UL, &fbatch)) {  in shmem_unlock_mapping()
948 		check_move_unevictable_folios(&fbatch);  in shmem_unlock_mapping()
949 		folio_batch_release(&fbatch);  in shmem_unlock_mapping()
993 	struct folio_batch fbatch;  in shmem_undo_range()  local
1007 	folio_batch_init(&fbatch);  in shmem_undo_range()
1010 			&fbatch, indices)) {  in shmem_undo_range()
1011 		for (i = 0; i < folio_batch_count(&fbatch); i++) {  in shmem_undo_range()
1012 			folio = fbatch.folios[i];  in shmem_undo_range()
1026 		folio_batch_remove_exceptionals(&fbatch);  in shmem_undo_range()
1027 		folio_batch_release(&fbatch);  in shmem_undo_range()
1071 		if (!find_get_entries(mapping, &index, end - 1, &fbatch,  in shmem_undo_range()
1080 		for (i = 0; i < folio_batch_count(&fbatch); i++) {  in shmem_undo_range()
1081 			folio = fbatch.folios[i];  in shmem_undo_range()
1127 		folio_batch_remove_exceptionals(&fbatch);  in shmem_undo_range()
1128 		folio_batch_release(&fbatch);  in shmem_undo_range()
1297 				   pgoff_t start, struct folio_batch *fbatch,  in shmem_find_swap_entries()  argument
1320 		indices[folio_batch_count(fbatch)] = xas.xa_index;  in shmem_find_swap_entries()
1321 		if (!folio_batch_add(fbatch, folio))  in shmem_find_swap_entries()
1339 		struct folio_batch *fbatch, pgoff_t *indices)  in shmem_unuse_swap_entries()  argument
1346 	for (i = 0; i < folio_batch_count(fbatch); i++) {  in shmem_unuse_swap_entries()
1347 		struct folio *folio = fbatch->folios[i];  in shmem_unuse_swap_entries()
1374 	struct folio_batch fbatch;  in shmem_unuse_inode()  local
1379 		folio_batch_init(&fbatch);  in shmem_unuse_inode()
1380 		shmem_find_swap_entries(mapping, start, &fbatch, indices, type);  in shmem_unuse_inode()
1381 		if (folio_batch_count(&fbatch) == 0) {  in shmem_unuse_inode()
1386 		ret = shmem_unuse_swap_entries(inode, &fbatch, indices);  in shmem_unuse_inode()
1390 		start = indices[folio_batch_count(&fbatch) - 1];  in shmem_unuse_inode()