linux-kernel - Re: [RFC PATCH 10/16] mips: support poweroff through poweroff handler call chain

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Date:	Wed, 1 Oct 2014 09:26:17 -0700
From:	Guenter Roeck <linux@...ck-us.net>
To:	Ralf Baechle <ralf@...ux-mips.org>
Cc:	linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-c6x-dev@...ux-c6x.org,
	linux-ia64@...r.kernel.org, linux-metag@...r.kernel.org,
	linux-mips@...ux-mips.org, linux-parisc@...r.kernel.org,
	linux-sh@...r.kernel.org, xen-devel@...ts.xenproject.org
Subject: Re: [RFC PATCH 10/16] mips: support poweroff through poweroff
 handler call chain

On Wed, Oct 01, 2014 at 03:32:39PM +0200, Ralf Baechle wrote:
> On Tue, Sep 30, 2014 at 11:00:50AM -0700, Guenter Roeck wrote:
> 
> > The kernel core now supports a poweroff handler call chain
> > to remove power from the system. Call it if pm_power_off
> > is set to NULL.
> > 
> > Cc: Ralf Baechle <ralf@...ux-mips.org>
> > Signed-off-by: Guenter Roeck <linux@...ck-us.net>
> > ---
> >  arch/mips/kernel/reset.c | 2 ++
> >  1 file changed, 2 insertions(+)
> > 
> > diff --git a/arch/mips/kernel/reset.c b/arch/mips/kernel/reset.c
> > index 07fc524..c3391d7 100644
> > --- a/arch/mips/kernel/reset.c
> > +++ b/arch/mips/kernel/reset.c
> > @@ -41,4 +41,6 @@ void machine_power_off(void)
> >  {
> >  	if (pm_power_off)
> >  		pm_power_off();
> > +	else
> > +		do_kernel_poweroff();
> 
> I'm happy with this as long as in a later version pm_power_off indeed
> goes away.
> 
Yes, that would be the ultimate goal. Hope we can get there.

Guenter
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