Re: [PATCH] x86: Revert commit8be8f54bae3453588011cad06363813a5293af53

[Ingo Molnar]

* Rafael J. Wysocki <rjw@xxxxxxx> wrote:

> From: Rafael J. Wysocki <rjw@xxxxxxx>
> 
> Revert
> 
> commit 8be8f54bae3453588011cad06363813a5293af53
> Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> 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
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