linux-kernel - Re: Problem mounting efivarfs in 3.9

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Message-ID: <20130307150941.GB24233@thinkpad-t410>
Date:	Thu, 7 Mar 2013 09:09:41 -0600
From:	Seth Forshee <seth.forshee@...onical.com>
To:	Matt Fleming <matt.fleming@...el.com>
Cc:	linux-kernel@...r.kernel.org, linux-efi@...r.kernel.org,
	stable@...r.kernel.org, "H. Peter Anvin" <hpa@...ux.intel.com>,
	Ingo Molnar <mingo@...nel.org>
Subject: Re: Problem mounting efivarfs in 3.9

On Thu, Mar 07, 2013 at 03:02:38PM +0000, Matt Fleming wrote:
> On Thu, 2013-03-07 at 08:56 -0600, Seth Forshee wrote:
> > Hi Matt,
> > 
> > I found myself unable to mount efivarfs on one of my machines in 3.9.
> > This is due to your patch to be more aggressive about validating
> > filenames. This machine had some crash dumps from pstore, which start
> > with "dump-type". However now efivars expects the guid to follow the
> > first '-' character, despite the fact that the efivars pstore code is
> > creating the file names starting with dump-type. Since these names fail
> > the validation the mount fails.
> 
> A patch to allow pstore names is in the pull request I sent to Peter and
> Ingo yesterday,
> 
> 	http://marc.info/?l=linux-kernel&m=136258373231608&w=2

Great. Thanks!

Seth
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