kernel/power/swap.c

120  *	swap pages, so that they can be freed in case of an error.
174  *	been allocated, so that it can be freed in case of an error.
229 	blk_status_t		error;
237 	hb->error = BLK_STS_OK;
252 		pr_alert("Read-error on swap-device (%u:%u:%Lu)\n",
263 	if (bio->bi_status && !hb->error)
264 		hb->error = bio->bi_status;
276 	int error = 0;
295 		error = submit_bio_wait(bio);
299 	return error;
309 	return blk_status_to_errno(hb->error);
317 	int error;
332 		error = hib_submit_io(REQ_OP_WRITE | REQ_SYNC,
336 		error = -ENODEV;
338 	return error;
456 	int error;
462 	error = write_page(buf, offset, hb);
463 	if (error)
464 		return error;
471 		error = write_page(handle->cur, handle->cur_swap, hb);
472 		if (error)
479 			error = hib_wait_io(hb);
480 			if (error)
490 	return error;
502 		unsigned int flags, int error)
504 	if (!error) {
506 		error = mark_swapfiles(handle, flags);
511 	if (error)
516 	return error;
947 	int error;
950 	error = get_swap_writer(&handle);
951 	if (error) {
953 		return error;
958 			error = -ENOSPC;
963 	error = snapshot_read_next(&snapshot);
964 	if (error < (int)PAGE_SIZE) {
965 		if (error >= 0)
966 			error = -EFAULT;
971 	error = swap_write_page(&handle, header, NULL);
972 	if (!error) {
973 		error = (flags & SF_NOCOMPRESS_MODE) ?
978 	error = swap_writer_finish(&handle, flags, error);
979 	return error;
1004 	int error;
1035 		error = hib_submit_io(REQ_OP_READ, offset, tmp->map, NULL);
1036 		if (error) {
1038 			return error;
1051 	int error;
1059 	error = hib_submit_io(REQ_OP_READ, offset, buf, hb);
1060 	if (error)
1061 		return error;
1073 	return error;
1345 				 * On real read error, finish. On end of data,
1529 	int error;
1535 	error = snapshot_write_next(&snapshot);
1536 	if (error < (int)PAGE_SIZE)
1537 		return error < 0 ? error : -EFAULT;
1539 	error = get_swap_reader(&handle, flags_p);
1540 	if (error)
1542 	if (!error)
1543 		error = swap_read_page(&handle, header, NULL);
1544 	if (!error) {
1545 		error = (*flags_p & SF_NOCOMPRESS_MODE) ?
1551 	if (!error)
1554 		pr_debug("Error %d resuming\n", error);
1555 	return error;
1568 	int error;
1574 		error = hib_submit_io(REQ_OP_READ, swsusp_resume_block,
1576 		if (error)
1583 			error = hib_submit_io(REQ_OP_WRITE | REQ_SYNC,
1587 			error = -EINVAL;
1589 		if (!error && swsusp_header->flags & SF_HW_SIG &&
1593 			error = -EINVAL;
1597 		if (error)
1602 		error = PTR_ERR(hib_resume_bdev_file);
1605 	if (error)
1606 		pr_debug("Image not found (code %d)\n", error);
1608 	return error;
1632 	int error;
1638 		error = hib_submit_io(REQ_OP_WRITE | REQ_SYNC,
1643 		error = -ENODEV;
1651 	return error;