Subject: [PATCH v2] reboot: Backup orderly_poweroff

From: [email-masked] (Ingo Molnar)
Date: Thu, 14 Jan 2016 12:23:54 +0100

* Keerthy <[email-masked]> wrote:

> I tried to simulate the issue.
> 
> In the probe function of drivers/thermal/ti-soc-thermal/ti-bandgap.c
> ti_bandgap_probe i call
> 
> orderly_poweroff(true);
> 
> This is while driver probes are still on going. I observe that
> ret = run_cmd(poweroff_cmd);
> 
> ret is a non-zero value and we enter the if condition:
> 
> Even after the
> 
> emergency_sync();
> kernel_power_off();
> 
> calls
> 
> the console remained active in weird state.

Now _that_ is clearly an architecture bug that should not be papered over ...

If kernel_power_off() is called then the system should power off. No ifs and 
whens.

Thanks,

	Ingo