From mboxrd@z Thu Jan  1 00:00:00 1970
From: Borislav Petkov <bp-l3A5Bk7waGM@public.gmane.org>
Subject: Re: [PATCH v3 2/7] x86, boot: Move ZO to end of buffer
Date: Tue, 10 Mar 2015 06:59:17 +0100
Message-ID: <20150310055917.GA3535@pd.tnic>
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To: Kees Cook <keescook-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
Cc: Yinghai Lu <yinghai-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Matt Fleming <matt.fleming-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>, "H. Peter Anvin" <hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>, Ingo Molnar <mingo-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, Baoquan He <bhe-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>, Jiri Kosina <jkosina-AlSwsSmVLrQ@public.gmane.org>, LKML <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, "linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" <linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
List-Id: linux-efi@vger.kernel.org

On Mon, Mar 09, 2015 at 05:54:01PM -0700, Kees Cook wrote:
> On Sat, Mar 7, 2015 at 2:07 PM, Yinghai Lu <yinghai-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> wrote:
> > Boris found data from boot stage can not be used kernel stage.
> 
> "... be used during kernel stage."
> 
> Also, can you give a specific example of this problem? (Which data, used how?)

Yeah, I'm filling stuff in, no worries. It just takes twice as long as
I'm decyphering early boot code *and* Yinghai. :-)

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
--