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From: Ingo Molnar <mingo@elte.hu>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] x86: Revert commit 8be8f54bae3453588011cad06363813a5293af53
Date: Mon, 3 Mar 2008 08:50:27 +0100	[thread overview]
Message-ID: <20080303075027.GA11526@elte.hu> (raw)
In-Reply-To: <200803030117.38344.rjw@sisk.pl>


* Rafael J. Wysocki <rjw@sisk.pl> wrote:

> From: Rafael J. Wysocki <rjw@sisk.pl>
> 
> Revert
> 
> commit 8be8f54bae3453588011cad06363813a5293af53
> Author: Thomas Gleixner <tglx@linutronix.de>
> Date:   Sat Feb 23 20:43:21 2008 +0100
> 
>     x86: CPA: avoid split of alias mappings
> 
> because it clearly mishandles the case when __change_page_attr(), called
> from __change_page_attr_set_clr(), changes cpa->processed to 1 and
> cpa_process_alias(cpa) is executed right after that.
> 
> This crashes my x86-64 test box early in the boot process
> (ref. http://bugzilla.kernel.org/show_bug.cgi?id=10140#c4).

thanks Rafael - i've queued up this revert.

	Ingo

      reply	other threads:[~2008-03-03  7:50 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-03  0:17 Rafael J. Wysocki
2008-03-03  7:50 ` Ingo Molnar [this message]

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