Subject: Re: 3.2-rc2+: Reported regressions from 3.0 and 3.1

From: Konrad Rzeszutek Wilk <[email-masked]>
Date: Tue, 22 Nov 2011 08:54:12 -0500

> Subject    : Regression in 3.1 causes Xen to use wrong idle routine
> Submitter  : Stefan Bader <[email-masked]>
> Date       : 2011-10-26 10:24
> Message-ID : [email-masked]
> References : http://marc.info/?l=linux-acpi&m=131962467924564&w=2

The patch mentioned in http://mid.gmane.org/[email-masked] 
should do it. But the patch needs an Ack from ACPI/x86 folks.