143 	int error;  in mark_swapfiles()  local
152 		error = bio_write_page(swsusp_resume_block,  in mark_swapfiles()
156 		error = -ENODEV;  in mark_swapfiles()
158 	return error;  in mark_swapfiles()
273 	int error = 0;  in swap_write_page()  local
279 	error = write_page(buf, offset, bio_chain);  in swap_write_page()
280 	if (error)  in swap_write_page()
281 		return error;  in swap_write_page()
284 		error = wait_on_bio_chain(bio_chain);  in swap_write_page()
285 		if (error)  in swap_write_page()
291 		error = write_page(handle->cur, handle->cur_swap, NULL);  in swap_write_page()
292 		if (error)  in swap_write_page()
299 	return error;  in swap_write_page()
320 	int error = 0;  in save_image()  local
338 			error = swap_write_page(handle, data_of(*snapshot),  in save_image()
340 			if (error)  in save_image()
349 	if (!error)  in save_image()
350 		error = err2;  in save_image()
351 	if (!error)  in save_image()
354 	return error;  in save_image()
387 	int error;  in swsusp_write()  local
389 	error = swsusp_swap_check();  in swsusp_write()
390 	if (error) {  in swsusp_write()
393 		return error;  in swsusp_write()
396 	error = snapshot_read_next(&snapshot, PAGE_SIZE);  in swsusp_write()
397 	if (error < PAGE_SIZE) {  in swsusp_write()
398 		if (error >= 0)  in swsusp_write()
399 			error = -EFAULT;  in swsusp_write()
406 		error = -ENOSPC;  in swsusp_write()
409 	error = get_swap_writer(&handle);  in swsusp_write()
410 	if (!error) {  in swsusp_write()
413 		error = swap_write_page(&handle, header, NULL);  in swsusp_write()
414 		if (!error)  in swsusp_write()
415 			error = save_image(&handle, &snapshot,  in swsusp_write()
418 		if (!error) {  in swsusp_write()
421 			error = mark_swapfiles(start, flags);  in swsusp_write()
425 	if (error)  in swsusp_write()
431 	return error;  in swsusp_write()
448 	int error;  in get_swap_reader()  local
457 	error = bio_read_page(start, handle->cur, NULL);  in get_swap_reader()
458 	if (error) {  in get_swap_reader()
460 		return error;  in get_swap_reader()
470 	int error;  in swap_read_page()  local
477 	error = bio_read_page(offset, buf, bio_chain);  in swap_read_page()
478 	if (error)  in swap_read_page()
479 		return error;  in swap_read_page()
481 		error = wait_on_bio_chain(bio_chain);  in swap_read_page()
486 		else if (!error)  in swap_read_page()
487 			error = bio_read_page(offset, handle->cur, NULL);  in swap_read_page()
489 	return error;  in swap_read_page()
503 	int error = 0;  in load_image()  local
519 		error = snapshot_write_next(snapshot, PAGE_SIZE);  in load_image()
520 		if (error <= 0)  in load_image()
522 		error = swap_read_page(handle, data_of(*snapshot), &bio);  in load_image()
523 		if (error)  in load_image()
526 			error = wait_on_bio_chain(&bio);  in load_image()
527 		if (error)  in load_image()
535 	if (!error)  in load_image()
536 		error = err2;  in load_image()
537 	if (!error) {  in load_image()
541 			error = -ENODATA;  in load_image()
544 	return error;  in load_image()
555 	int error;  in swsusp_read()  local
567 	error = snapshot_write_next(&snapshot, PAGE_SIZE);  in swsusp_read()
568 	if (error < PAGE_SIZE)  in swsusp_read()
569 		return error < 0 ? error : -EFAULT;  in swsusp_read()
571 	error = get_swap_reader(&handle, swsusp_header->image);  in swsusp_read()
572 	if (!error)  in swsusp_read()
573 		error = swap_read_page(&handle, header, NULL);  in swsusp_read()
574 	if (!error)  in swsusp_read()
575 		error = load_image(&handle, &snapshot, header->pages - 1);  in swsusp_read()
580 	if (!error)  in swsusp_read()
583 		pr_debug("PM: Error %d resuming\n", error);  in swsusp_read()
584 	return error;  in swsusp_read()
593 	int error;  in swsusp_check()  local
599 		error = bio_read_page(swsusp_resume_block,  in swsusp_check()
601 		if (error)  in swsusp_check()
602 			return error;  in swsusp_check()
607 			error = bio_write_page(swsusp_resume_block,  in swsusp_check()
612 		if (error)  in swsusp_check()
617 		error = PTR_ERR(resume_bdev);  in swsusp_check()
620 	if (error)  in swsusp_check()
621 		pr_debug("PM: Error %d checking image file\n", error);  in swsusp_check()
623 	return error;  in swsusp_check()