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http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1654


yang.z.zhang@intel.com changed:

What |Removed |Added
----------------------------------------------------------------------------
Status|REOPENED |RESOLVED
Resolution| |FIXED




------- Comment #5 from yang.z.zhang@intel.com 2011-02-28 19:29 -------
The fixing patch:
changeset: 22946:6d451b9cbead
user: Keir Fraser <keir@xen.org>
date: Thu Feb 24 09:32:41 2011 +0000
files: xen/arch/x86/acpi/cpu_idle.c
description:
x86: Fix mwait usage when doing cpu offline

When cpu is offlined, it cannot access per cpu variable at all.
This patch avoids using per_cpu variable inside play_dead.

Signed-off-by: Shan Haitao <haitao.shan@intel.com>
Signed-off-by: Wei Gang <gang.wei@intel.com>


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