linux-kernel - Re: [PATCH 3/4] EFI: Add support for variables longer than 1024 bytes

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Message-ID: <20111215154456.GB10486@srcf.ucam.org>
Date:	Thu, 15 Dec 2011 15:44:56 +0000
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	Mike Waychison <mikew@...gle.com>, linux-kernel@...r.kernel.org,
	x86@...nel.org
Subject: Re: [PATCH 3/4] EFI: Add support for variables longer than 1024
 bytes

On Wed, Dec 14, 2011 at 02:58:20PM -0800, H. Peter Anvin wrote:
> On 12/14/2011 02:57 PM, Matthew Garrett wrote:
> > Yes, but we'd break existing userspace.
> > 
> 
> Obviously.  However, you indicated above that that might be acceptable
> -- how many things use this ABI to set variables?

Ah, sorry - my suggestion had been to add an additional interface, not 
just replace the existing one. efibootmgr is the only userland I know of 
that interacts directly, but it's entirely possible that there are 
others - I'd guess Google have something.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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