linux-kernel - Re: [PATCH 00 of 10] x86: unify asm/pgtable.h

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20080109005914.GA24228@elte.hu>
Date:	Wed, 9 Jan 2008 01:59:15 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	LKML <linux-kernel@...r.kernel.org>, Andi Kleen <ak@...e.de>,
	Glauber de Oliveira Costa <glommer@...il.com>,
	Jan Beulich <jbeulich@...ell.com>
Subject: Re: [PATCH 00 of 10] x86: unify asm/pgtable.h


* Jeremy Fitzhardinge <jeremy@...p.org> wrote:

> In other words, prot and ref_prot can never be equal, so this path is 
> always taken, and the other branch which tests pte_huge() is never 
> run.
>
> Andi?  Jan?  Is this code just buggy, or is there something else going 
> on here?

this code is plain buggy but fixing it triggered driver bugs in the past 
so we've been procrastinating it forever ...

	Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/