linux-kernel - Re: [RFC][PATCH 1/1] x86, efi: EFI boot stub config file support

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Message-ID: <1338478869.13028.64.camel@mfleming-mobl1.ger.corp.intel.com>
Date:	Thu, 31 May 2012 16:41:09 +0100
From:	Matt Fleming <matt.fleming@...el.com>
To:	Shea Levy <shea@...alevy.com>
Cc:	linux-kernel@...r.kernel.org, "H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, x86@...nel.org,
	Maarten Lankhorst <m.b.lankhorst@...il.com>
Subject: Re: [RFC][PATCH 1/1] x86, efi: EFI boot stub config file support

On Tue, 2012-03-20 at 18:22 -0400, Shea Levy wrote:
> On 03/18/2012 11:49 AM, Shea Levy wrote:
> > On 3/18/12 11:45 AM, Shea Levy wrote:
> >> Hello,
> >>
> >> Inlined is a patch to have the kernel read its parameters from a
> >> config file when booted via the EFI boot stub without any parameters
> >> passed. This patch roughly follows the plan I discussed when
> >> proposing this idea, except now the file is found relative to the
> >> location of the bzImage and there is no additional check to see if
> >> image->parent_handle is NULL (despite the spec saying it will be NULL
> >> when the image was loaded by the firmware itself, it was never NULL
> >> on any of the systems I tested).
> >>
> >> Cheers,
> >> Shea Levy
> 
> I haven't yet gotten a reply to this, should I wait until after the 
> merge window and resubmit it then?

I'm wondering what use case you're catering for here that can't be
handled with efibootmgr? What problem does this patch fix?

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