294 	int error;  in create_image()  local
296 	error = dpm_suspend_end(PMSG_FREEZE);  in create_image()
297 	if (error) {  in create_image()
299 		return error;  in create_image()
302 	error = platform_pre_snapshot(platform_mode);  in create_image()
303 	if (error || hibernation_test(TEST_PLATFORM))  in create_image()
306 	error = pm_sleep_disable_secondary_cpus();  in create_image()
307 	if (error || hibernation_test(TEST_CPUS))  in create_image()
314 	error = syscore_suspend();  in create_image()
315 	if (error) {  in create_image()
326 	error = swsusp_arch_suspend();  in create_image()
330 	if (error)  in create_image()
331 		pr_err("Error %d creating image\n", error);  in create_image()
352 		error = arch_resume_nosmt();  in create_image()
358 		(error ? PMSG_RECOVER : PMSG_THAW) : PMSG_RESTORE);  in create_image()
360 	return error;  in create_image()
372 	int error;  in hibernation_snapshot()  local
375 	error = platform_begin(platform_mode);  in hibernation_snapshot()
376 	if (error)  in hibernation_snapshot()
380 	error = hibernate_preallocate_memory();  in hibernation_snapshot()
381 	if (error)  in hibernation_snapshot()
384 	error = freeze_kernel_threads();  in hibernation_snapshot()
385 	if (error)  in hibernation_snapshot()
398 	error = dpm_prepare(PMSG_FREEZE);  in hibernation_snapshot()
399 	if (error) {  in hibernation_snapshot()
407 	error = dpm_suspend(PMSG_FREEZE);  in hibernation_snapshot()
409 	if (error || hibernation_test(TEST_DEVICES))  in hibernation_snapshot()
412 		error = create_image(platform_mode);  in hibernation_snapshot()
421 	if (error || !in_suspend)  in hibernation_snapshot()
424 	msg = in_suspend ? (error ? PMSG_RECOVER : PMSG_THAW) : PMSG_RESTORE;  in hibernation_snapshot()
427 	if (error || !in_suspend)  in hibernation_snapshot()
435 	return error;  in hibernation_snapshot()
460 	int error;  in resume_target_kernel()  local
462 	error = dpm_suspend_end(PMSG_QUIESCE);  in resume_target_kernel()
463 	if (error) {  in resume_target_kernel()
465 		return error;  in resume_target_kernel()
468 	error = platform_pre_restore(platform_mode);  in resume_target_kernel()
469 	if (error)  in resume_target_kernel()
474 	error = hibernate_resume_nonboot_cpu_disable();  in resume_target_kernel()
475 	if (error)  in resume_target_kernel()
481 	error = syscore_suspend();  in resume_target_kernel()
482 	if (error)  in resume_target_kernel()
486 	error = restore_highmem();  in resume_target_kernel()
487 	if (!error) {  in resume_target_kernel()
488 		error = swsusp_arch_resume();  in resume_target_kernel()
494 		BUG_ON(!error);  in resume_target_kernel()
524 	return error;  in resume_target_kernel()
537 	int error;  in hibernation_restore()  local
542 	error = dpm_suspend_start(PMSG_QUIESCE);  in hibernation_restore()
543 	if (!error) {  in hibernation_restore()
544 		error = resume_target_kernel(platform_mode);  in hibernation_restore()
550 		BUG_ON(!error);  in hibernation_restore()
556 	return error;  in hibernation_restore()
564 	int error;  in hibernation_platform_enter()  local
574 	error = hibernation_ops->begin(PMSG_HIBERNATE);  in hibernation_platform_enter()
575 	if (error)  in hibernation_platform_enter()
580 	error = dpm_suspend_start(PMSG_HIBERNATE);  in hibernation_platform_enter()
581 	if (error) {  in hibernation_platform_enter()
587 	error = dpm_suspend_end(PMSG_HIBERNATE);  in hibernation_platform_enter()
588 	if (error)  in hibernation_platform_enter()
591 	error = hibernation_ops->prepare();  in hibernation_platform_enter()
592 	if (error)  in hibernation_platform_enter()
595 	error = pm_sleep_disable_secondary_cpus();  in hibernation_platform_enter()
596 	if (error)  in hibernation_platform_enter()
603 		error = -EAGAIN;  in hibernation_platform_enter()
632 	return error;  in hibernation_platform_enter()
645 	int error;  in power_down()  local
648 		error = suspend_devices_and_enter(mem_sleep_current);  in power_down()
649 		if (error) {  in power_down()
655 			error = swsusp_unmark();  in power_down()
656 			if (error)  in power_down()
688 	int error;  in load_image_and_restore()  local
694 	error = create_basic_memory_bitmaps();  in load_image_and_restore()
695 	if (error) {  in load_image_and_restore()
700 	error = swsusp_read(&flags);  in load_image_and_restore()
702 	if (!error)  in load_image_and_restore()
703 		error = hibernation_restore(flags & SF_PLATFORM_MODE);  in load_image_and_restore()
711 	return error;  in load_image_and_restore()
721 	int error;  in hibernate()  local
731 		error = -EBUSY;  in hibernate()
737 	error = pm_notifier_call_chain_robust(PM_HIBERNATION_PREPARE, PM_POST_HIBERNATION);  in hibernate()
738 	if (error)  in hibernate()
743 	error = freeze_processes();  in hibernate()
744 	if (error)  in hibernate()
749 	error = create_basic_memory_bitmaps();  in hibernate()
750 	if (error)  in hibernate()
753 	error = hibernation_snapshot(hibernation_mode == HIBERNATION_PLATFORM);  in hibernate()
754 	if (error || freezer_test_done)  in hibernate()
768 		error = swsusp_write(flags);  in hibernate()
770 		if (!error) {  in hibernate()
788 		error = swsusp_check();  in hibernate()
789 		if (!error)  in hibernate()
790 			error = load_image_and_restore();  in hibernate()
805 	return error;  in hibernate()
818 	int error;  in hibernate_quiet_exec()  local
823 		error = -EBUSY;  in hibernate_quiet_exec()
829 	error = pm_notifier_call_chain_robust(PM_HIBERNATION_PREPARE, PM_POST_HIBERNATION);  in hibernate_quiet_exec()
830 	if (error)  in hibernate_quiet_exec()
833 	error = freeze_processes();  in hibernate_quiet_exec()
834 	if (error)  in hibernate_quiet_exec()
841 	error = platform_begin(true);  in hibernate_quiet_exec()
842 	if (error)  in hibernate_quiet_exec()
845 	error = freeze_kernel_threads();  in hibernate_quiet_exec()
846 	if (error)  in hibernate_quiet_exec()
849 	error = dpm_prepare(PMSG_FREEZE);  in hibernate_quiet_exec()
850 	if (error)  in hibernate_quiet_exec()
855 	error = dpm_suspend(PMSG_FREEZE);  in hibernate_quiet_exec()
856 	if (error)  in hibernate_quiet_exec()
859 	error = dpm_suspend_end(PMSG_FREEZE);  in hibernate_quiet_exec()
860 	if (error)  in hibernate_quiet_exec()
863 	error = platform_pre_snapshot(true);  in hibernate_quiet_exec()
864 	if (error)  in hibernate_quiet_exec()
867 	error = func(data);  in hibernate_quiet_exec()
902 	return error;  in hibernate_quiet_exec()
923 	int error;  in software_resume()  local
947 		error = -ENOENT;  in software_resume()
976 			error = -ENODEV;  in software_resume()
986 	error = swsusp_check();  in software_resume()
987 	if (error)  in software_resume()
992 		error = -EBUSY;  in software_resume()
999 	error = pm_notifier_call_chain_robust(PM_RESTORE_PREPARE, PM_POST_RESTORE);  in software_resume()
1000 	if (error)  in software_resume()
1004 	error = freeze_processes();  in software_resume()
1005 	if (error)  in software_resume()
1008 	error = freeze_kernel_threads();  in software_resume()
1009 	if (error) {  in software_resume()
1014 	error = load_image_and_restore();  in software_resume()
1020 	pr_info("resume failed (%d)\n", error);  in software_resume()
1026 	return error;  in software_resume()
1111 	int error = 0;  in disk_store()  local
1144 				error = -EINVAL;  in disk_store()
1147 		error = -EINVAL;  in disk_store()
1149 	if (!error)  in disk_store()
1153 	return error ? error : n;  in disk_store()