linux-kernel - Re: [PATCH -v5 5/5] Make reboot

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Message-ID: <20130417201533.GL3658@sgi.com>
Date:	Wed, 17 Apr 2013 15:15:33 -0500
From:	Robin Holt <holt@....com>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	Robin Holt <holt@....com>, Ingo Molnar <mingo@...nel.org>,
	"Srivatsa S. Bhat" <srivatsa.bhat@...ux.vnet.ibm.com>,
	Russ Anderson <rja@....com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	the arch/x86 maintainers <x86@...nel.org>
Subject: Re: [PATCH -v5 5/5] Make reboot_cpuid a kernel parameter.

On Wed, Apr 17, 2013 at 12:59:57PM -0700, H. Peter Anvin wrote:
> It is also worth noting that the documentation says reboot=s[mp]#
> whereas in fact only reboot=s# parse correctly.  I consider this to be a
> bug.
> 
> If we centralized the parser, we could take a string like
> 
> "reboot=bios,smp32,warm"
> 
> and parse it into:
> 
> reboot_cpu = 32
> reboot_mode = "bw"
> 
> ... and pass the information in that form to the arch layer.  I don't
> think we can do more parsing at that in the main kernel.

OK.  I will go back to the drawing board again.

Robin
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