linux-kernel - Re: [BUG] x86: reboot doesn't reboot

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Date:	Fri, 04 Apr 2014 05:34:39 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Ingo Molnar <mingo@...nel.org>
CC:	"Li, Aubrey" <aubrey.li@...ux.intel.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Matthew Garrett <mjg59@...f.ucam.org>
Subject: Re: [BUG] x86: reboot doesn't reboot

Plenty.  It used to be the default reboot method for a long time, but it isn't anymore for a reason.

On April 3, 2014 11:13:32 PM PDT, Ingo Molnar <mingo@...nel.org> wrote:
>
>* H. Peter Anvin <hpa@...or.com> wrote:
>
>> Keep in mind we already tried CF9 in the default flow and it broke 
>> things.  I'm willing to wait for reports about production machines, 
>> though, but I fully expect them.
>
>Typically there's nothing particularly weird about preproduction Intel 
>hardware when it comes to reboot methods, other than people more 
>willing to test them with development kernels.
>
>Is there any system were the triple fault method does not work?
>
>Thanks,
>
>	Ingo

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