From: shea-yfkUTty7RcRWk0Htik3J/w@public.gmane.org
To: Matt Fleming
<matt.fleming-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: Problem mounting efivarfs in 3.9
Date: Thu, 07 Mar 2013 10:00:47 -0500 [thread overview]
Message-ID: <2fd64c1f6943602b91c8f28a45243e20@shealevy.com> (raw)
In-Reply-To: <20130307145601.GA24233@thinkpad-t410>
Hi Seth,
On 2013-03-07 09:56, 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 fix for this is already in mfleming/efi.git:
http://git.kernel.org/cgit/linux/kernel/git/mfleming/efi.git/commit/?h=urgent&id=123abd76edf56c02a76b46d3d673897177ef067b
. It's included in the efi-for-3.9-rc2 tag, and cc'd stable.
Cheers,
Shea Levy
WARNING: multiple messages have this Message-ID (diff)
From: shea@shealevy.com
To: Matt Fleming <matt.fleming@intel.com>,
<linux-kernel@vger.kernel.org>, <linux-efi@vger.kernel.org>,
<stable@vger.kernel.org>
Subject: Re: Problem mounting efivarfs in 3.9
Date: Thu, 07 Mar 2013 10:00:47 -0500 [thread overview]
Message-ID: <2fd64c1f6943602b91c8f28a45243e20@shealevy.com> (raw)
In-Reply-To: <20130307145601.GA24233@thinkpad-t410>
Hi Seth,
On 2013-03-07 09:56, 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 fix for this is already in mfleming/efi.git:
http://git.kernel.org/cgit/linux/kernel/git/mfleming/efi.git/commit/?h=urgent&id=123abd76edf56c02a76b46d3d673897177ef067b
. It's included in the efi-for-3.9-rc2 tag, and cc'd stable.
Cheers,
Shea Levy
next prev parent reply other threads:[~2013-03-07 15:00 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-07 14:56 Problem mounting efivarfs in 3.9 Seth Forshee
2013-03-07 15:00 ` shea-yfkUTty7RcRWk0Htik3J/w [this message]
2013-03-07 15:00 ` shea
2013-03-07 15:02 ` Matt Fleming
[not found] ` <1362668558.15011.203.camel-ZqTwcBeJ+wsBof6jY8KHXm7IUlhRatedral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2013-03-07 15:09 ` Seth Forshee
2013-03-07 15:09 ` Seth Forshee
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