272 	int error;  in create_image()  local
274 	error = dpm_suspend_end(PMSG_FREEZE);  in create_image()
275 	if (error) {  in create_image()
277 		return error;  in create_image()
280 	error = platform_pre_snapshot(platform_mode);  in create_image()
281 	if (error || hibernation_test(TEST_PLATFORM))  in create_image()
284 	error = disable_nonboot_cpus();  in create_image()
285 	if (error || hibernation_test(TEST_CPUS))  in create_image()
292 	error = syscore_suspend();  in create_image()
293 	if (error) {  in create_image()
304 	error = swsusp_arch_suspend();  in create_image()
308 	if (error)  in create_image()
309 		pr_err("Error %d creating hibernation image\n", error);  in create_image()
332 		(error ? PMSG_RECOVER : PMSG_THAW) : PMSG_RESTORE);  in create_image()
334 	return error;  in create_image()
346 	int error;  in hibernation_snapshot()  local
349 	error = platform_begin(platform_mode);  in hibernation_snapshot()
350 	if (error)  in hibernation_snapshot()
354 	error = hibernate_preallocate_memory();  in hibernation_snapshot()
355 	if (error)  in hibernation_snapshot()
358 	error = freeze_kernel_threads();  in hibernation_snapshot()
359 	if (error)  in hibernation_snapshot()
372 	error = dpm_prepare(PMSG_FREEZE);  in hibernation_snapshot()
373 	if (error) {  in hibernation_snapshot()
381 	error = dpm_suspend(PMSG_FREEZE);  in hibernation_snapshot()
383 	if (error || hibernation_test(TEST_DEVICES))  in hibernation_snapshot()
386 		error = create_image(platform_mode);  in hibernation_snapshot()
395 	if (error || !in_suspend)  in hibernation_snapshot()
398 	msg = in_suspend ? (error ? PMSG_RECOVER : PMSG_THAW) : PMSG_RESTORE;  in hibernation_snapshot()
401 	if (error || !in_suspend)  in hibernation_snapshot()
409 	return error;  in hibernation_snapshot()
434 	int error;  in resume_target_kernel()  local
436 	error = dpm_suspend_end(PMSG_QUIESCE);  in resume_target_kernel()
437 	if (error) {  in resume_target_kernel()
439 		return error;  in resume_target_kernel()
442 	error = platform_pre_restore(platform_mode);  in resume_target_kernel()
443 	if (error)  in resume_target_kernel()
446 	error = hibernate_resume_nonboot_cpu_disable();  in resume_target_kernel()
447 	if (error)  in resume_target_kernel()
453 	error = syscore_suspend();  in resume_target_kernel()
454 	if (error)  in resume_target_kernel()
458 	error = restore_highmem();  in resume_target_kernel()
459 	if (!error) {  in resume_target_kernel()
460 		error = swsusp_arch_resume();  in resume_target_kernel()
466 		BUG_ON(!error);  in resume_target_kernel()
496 	return error;  in resume_target_kernel()
509 	int error;  in hibernation_restore()  local
514 	error = dpm_suspend_start(PMSG_QUIESCE);  in hibernation_restore()
515 	if (!error) {  in hibernation_restore()
516 		error = resume_target_kernel(platform_mode);  in hibernation_restore()
522 		BUG_ON(!error);  in hibernation_restore()
528 	return error;  in hibernation_restore()
536 	int error;  in hibernation_platform_enter()  local
546 	error = hibernation_ops->begin();  in hibernation_platform_enter()
547 	if (error)  in hibernation_platform_enter()
552 	error = dpm_suspend_start(PMSG_HIBERNATE);  in hibernation_platform_enter()
553 	if (error) {  in hibernation_platform_enter()
559 	error = dpm_suspend_end(PMSG_HIBERNATE);  in hibernation_platform_enter()
560 	if (error)  in hibernation_platform_enter()
563 	error = hibernation_ops->prepare();  in hibernation_platform_enter()
564 	if (error)  in hibernation_platform_enter()
567 	error = disable_nonboot_cpus();  in hibernation_platform_enter()
568 	if (error)  in hibernation_platform_enter()
575 		error = -EAGAIN;  in hibernation_platform_enter()
604 	return error;  in hibernation_platform_enter()
617 	int error;  in power_down()  local
620 		error = suspend_devices_and_enter(PM_SUSPEND_MEM);  in power_down()
621 		if (error) {  in power_down()
627 			error = swsusp_unmark();  in power_down()
628 			if (error)  in power_down()
660 	int error;  in load_image_and_restore()  local
666 	error = create_basic_memory_bitmaps();  in load_image_and_restore()
667 	if (error)  in load_image_and_restore()
670 	error = swsusp_read(&flags);  in load_image_and_restore()
672 	if (!error)  in load_image_and_restore()
681 	return error;  in load_image_and_restore()
689 	int error, nr_calls = 0;  in hibernate()  local
700 		error = -EBUSY;  in hibernate()
706 	error = __pm_notifier_call_chain(PM_HIBERNATION_PREPARE, -1, &nr_calls);  in hibernate()
707 	if (error) {  in hibernate()
716 	error = freeze_processes();  in hibernate()
717 	if (error)  in hibernate()
722 	error = create_basic_memory_bitmaps();  in hibernate()
723 	if (error)  in hibernate()
726 	error = hibernation_snapshot(hibernation_mode == HIBERNATION_PLATFORM);  in hibernate()
727 	if (error || freezer_test_done)  in hibernate()
741 		error = swsusp_write(flags);  in hibernate()
743 		if (!error) {  in hibernate()
761 		error = swsusp_check();  in hibernate()
762 		if (!error)  in hibernate()
763 			error = load_image_and_restore();  in hibernate()
777 	return error;  in hibernate()
798 	int error, nr_calls = 0;  in software_resume()  local
822 		error = -ENOENT;  in software_resume()
862 			error = -ENODEV;  in software_resume()
872 	error = swsusp_check();  in software_resume()
873 	if (error)  in software_resume()
878 		error = -EBUSY;  in software_resume()
885 	error = __pm_notifier_call_chain(PM_RESTORE_PREPARE, -1, &nr_calls);  in software_resume()
886 	if (error) {  in software_resume()
892 	error = freeze_processes();  in software_resume()
893 	if (error)  in software_resume()
895 	error = load_image_and_restore();  in software_resume()
900 	pr_info("resume from hibernation failed (%d)\n", error);  in software_resume()
906 	return error;  in software_resume()
989 	int error = 0;  in disk_store()  local
1023 				error = -EINVAL;  in disk_store()
1026 		error = -EINVAL;  in disk_store()
1028 	if (!error)  in disk_store()
1032 	return error ? error : n;  in disk_store()