326 	int error;  in create_image()  local
328 	error = dpm_suspend_end(PMSG_FREEZE);  in create_image()
329 	if (error) {  in create_image()
331 		return error;  in create_image()
334 	error = platform_pre_snapshot(platform_mode);  in create_image()
335 	if (error || hibernation_test(TEST_PLATFORM))  in create_image()
338 	error = pm_sleep_disable_secondary_cpus();  in create_image()
339 	if (error || hibernation_test(TEST_CPUS))  in create_image()
346 	error = syscore_suspend();  in create_image()
347 	if (error) {  in create_image()
358 	error = swsusp_arch_suspend();  in create_image()
362 	if (error)  in create_image()
363 		pr_err("Error %d creating image\n", error);  in create_image()
384 		error = arch_resume_nosmt();  in create_image()
390 		(error ? PMSG_RECOVER : PMSG_THAW) : PMSG_RESTORE);  in create_image()
392 	return error;  in create_image()
421 	int error;  in hibernation_snapshot()  local
424 	error = platform_begin(platform_mode);  in hibernation_snapshot()
425 	if (error)  in hibernation_snapshot()
429 	error = hibernate_preallocate_memory();  in hibernation_snapshot()
430 	if (error)  in hibernation_snapshot()
433 	error = freeze_kernel_threads();  in hibernation_snapshot()
434 	if (error)  in hibernation_snapshot()
447 	error = dpm_prepare(PMSG_FREEZE);  in hibernation_snapshot()
448 	if (error) {  in hibernation_snapshot()
465 	error = dpm_suspend(PMSG_FREEZE);  in hibernation_snapshot()
467 	if (error || hibernation_test(TEST_DEVICES))  in hibernation_snapshot()
470 		error = create_image(platform_mode);  in hibernation_snapshot()
479 	if (error || !in_suspend)  in hibernation_snapshot()
482 	msg = in_suspend ? (error ? PMSG_RECOVER : PMSG_THAW) : PMSG_RESTORE;  in hibernation_snapshot()
485 	if (error || !in_suspend)  in hibernation_snapshot()
493 	return error;  in hibernation_snapshot()
518 	int error;  in resume_target_kernel()  local
520 	error = dpm_suspend_end(PMSG_QUIESCE);  in resume_target_kernel()
521 	if (error) {  in resume_target_kernel()
523 		return error;  in resume_target_kernel()
526 	error = platform_pre_restore(platform_mode);  in resume_target_kernel()
527 	if (error)  in resume_target_kernel()
532 	error = hibernate_resume_nonboot_cpu_disable();  in resume_target_kernel()
533 	if (error)  in resume_target_kernel()
539 	error = syscore_suspend();  in resume_target_kernel()
540 	if (error)  in resume_target_kernel()
544 	error = restore_highmem();  in resume_target_kernel()
545 	if (!error) {  in resume_target_kernel()
546 		error = swsusp_arch_resume();  in resume_target_kernel()
552 		BUG_ON(!error);  in resume_target_kernel()
582 	return error;  in resume_target_kernel()
595 	int error;  in hibernation_restore()  local
599 	error = dpm_suspend_start(PMSG_QUIESCE);  in hibernation_restore()
600 	if (!error) {  in hibernation_restore()
601 		error = resume_target_kernel(platform_mode);  in hibernation_restore()
607 		BUG_ON(!error);  in hibernation_restore()
612 	return error;  in hibernation_restore()
620 	int error;  in hibernation_platform_enter()  local
630 	error = hibernation_ops->begin(PMSG_HIBERNATE);  in hibernation_platform_enter()
631 	if (error)  in hibernation_platform_enter()
636 	error = dpm_suspend_start(PMSG_HIBERNATE);  in hibernation_platform_enter()
637 	if (error) {  in hibernation_platform_enter()
643 	error = dpm_suspend_end(PMSG_HIBERNATE);  in hibernation_platform_enter()
644 	if (error)  in hibernation_platform_enter()
647 	error = hibernation_ops->prepare();  in hibernation_platform_enter()
648 	if (error)  in hibernation_platform_enter()
651 	error = pm_sleep_disable_secondary_cpus();  in hibernation_platform_enter()
652 	if (error)  in hibernation_platform_enter()
658 	error = syscore_suspend();  in hibernation_platform_enter()
659 	if (error)  in hibernation_platform_enter()
663 		error = -EAGAIN;  in hibernation_platform_enter()
693 	return error;  in hibernation_platform_enter()
705 	int error;  in power_down()  local
709 		error = suspend_devices_and_enter(mem_sleep_current);  in power_down()
710 		if (!error)  in power_down()
723 		error = hibernation_platform_enter();  in power_down()
724 		if (error == -EAGAIN || error == -EBUSY) {  in power_down()
749 	error = swsusp_unmark();  in power_down()
750 	if (error)  in power_down()
756 	int error;  in load_image_and_restore()  local
762 	error = create_basic_memory_bitmaps();  in load_image_and_restore()
763 	if (error) {  in load_image_and_restore()
768 	error = swsusp_read(&flags);  in load_image_and_restore()
770 	if (!error)  in load_image_and_restore()
771 		error = hibernation_restore(flags & SF_PLATFORM_MODE);  in load_image_and_restore()
779 	return error;  in load_image_and_restore()
792 	int error;  in hibernate()  local
813 		error = -EBUSY;  in hibernate()
819 	error = pm_notifier_call_chain_robust(PM_HIBERNATION_PREPARE, PM_POST_HIBERNATION);  in hibernate()
820 	if (error)  in hibernate()
823 	error = pm_sleep_fs_sync();  in hibernate()
824 	if (error)  in hibernate()
829 	error = freeze_processes();  in hibernate()
830 	if (error)  in hibernate()
835 	error = create_basic_memory_bitmaps();  in hibernate()
836 	if (error)  in hibernate()
839 	error = hibernation_snapshot(hibernation_mode == HIBERNATION_PLATFORM);  in hibernate()
840 	if (error || freezer_test_done)  in hibernate()
867 		error = swsusp_write(flags);  in hibernate()
869 		if (!error) {  in hibernate()
887 		error = swsusp_check(false);  in hibernate()
888 		if (!error)  in hibernate()
889 			error = load_image_and_restore();  in hibernate()
906 	return error;  in hibernate()
919 	int error;  in hibernate_quiet_exec()  local
924 		error = -EBUSY;  in hibernate_quiet_exec()
930 	error = pm_notifier_call_chain_robust(PM_HIBERNATION_PREPARE, PM_POST_HIBERNATION);  in hibernate_quiet_exec()
931 	if (error)  in hibernate_quiet_exec()
936 	error = freeze_processes();  in hibernate_quiet_exec()
937 	if (error)  in hibernate_quiet_exec()
944 	error = platform_begin(true);  in hibernate_quiet_exec()
945 	if (error)  in hibernate_quiet_exec()
948 	error = freeze_kernel_threads();  in hibernate_quiet_exec()
949 	if (error)  in hibernate_quiet_exec()
952 	error = dpm_prepare(PMSG_FREEZE);  in hibernate_quiet_exec()
953 	if (error)  in hibernate_quiet_exec()
958 	error = dpm_suspend(PMSG_FREEZE);  in hibernate_quiet_exec()
959 	if (error)  in hibernate_quiet_exec()
962 	error = dpm_suspend_end(PMSG_FREEZE);  in hibernate_quiet_exec()
963 	if (error)  in hibernate_quiet_exec()
966 	error = platform_pre_snapshot(true);  in hibernate_quiet_exec()
967 	if (error)  in hibernate_quiet_exec()
970 	error = func(data);  in hibernate_quiet_exec()
1006 	return error;  in hibernate_quiet_exec()
1043 	int error;  in software_resume()  local
1051 	error = swsusp_check(true);  in software_resume()
1052 	if (error)  in software_resume()
1066 			error = -EOPNOTSUPP;  in software_resume()
1073 		error = -EBUSY;  in software_resume()
1080 	error = pm_notifier_call_chain_robust(PM_RESTORE_PREPARE, PM_POST_RESTORE);  in software_resume()
1081 	if (error)  in software_resume()
1087 	error = freeze_processes();  in software_resume()
1088 	if (error) {  in software_resume()
1093 	error = freeze_kernel_threads();  in software_resume()
1094 	if (error) {  in software_resume()
1100 	error = load_image_and_restore();  in software_resume()
1107 	pr_info("resume failed (%d)\n", error);  in software_resume()
1113 	return error;  in software_resume()
1143 		int error = find_resume_device();  in software_resume_initcall()  local
1145 		if (error)  in software_resume_initcall()
1146 			return error;  in software_resume_initcall()
1234 	int error = 0;  in disk_store()  local
1267 				error = -EINVAL;  in disk_store()
1270 		error = -EINVAL;  in disk_store()
1272 	if (!error)  in disk_store()
1276 	return error ? error : n;  in disk_store()
1295 	int error;  in resume_store()  local
1306 	error = lookup_bdev(name, &dev);  in resume_store()
1307 	if (error) {  in resume_store()
1311 		error = 0;  in resume_store()
1317 				error = -EINVAL;  in resume_store()
1321 				error = -EINVAL;  in resume_store()
1325 	if (error)  in resume_store()
1326 		return error;  in resume_store()