Merge "qcom: subsystem_restart: Ignore SSR requests during system reboot/shutdown" (2c479987) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/soc/qcom/subsystem_restart.c

+13 −1

Original line number	Diff line number	Diff line
		/* Copyright (c) 2011-2015, The Linux Foundation. All rights reserved.
		/* Copyright (c) 2011-2016, The Linux Foundation. All rights reserved.
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License version 2 and
		@@ -890,6 +890,18 @@ static void subsystem_restart_wq_func(struct work_struct *work)
		track = &dev->track;
		}

		/*
		* If a system reboot/shutdown is under way, ignore subsystem errors.
		* However, print a message so that we know that a subsystem behaved
		* unexpectedly here.
		*/
		if (system_state == SYSTEM_RESTART
		\|\| system_state == SYSTEM_POWER_OFF) {
		WARN(1, "SSR aborted: %s, system reboot/shutdown is under way\n",
		desc->name);
		return;
		}

		mutex_lock(&track->lock);
		do_epoch_check(dev);