[Xen-ia64-devel][PATCH] optimization for windows

To: <xen-ia64-devel@xxxxxxxxxxxxxxxxxxx>
From: "Xu, Anthony" <anthony.xu@xxxxxxxxx>
Date: Fri, 27 Apr 2007 17:05:06 +0800
Delivery-date: Fri, 27 Apr 2007 02:03:38 -0700
List-id: Discussion of the ia64 port of Xen <xen-ia64-devel.lists.xensource.com>
Thread-index: AceIqyYc9lOCdRnkTauoSrERUjl7rg==
Thread-topic: [Xen-ia64-devel][PATCH] optimization for windows

This is optimization for windows 2003.

Windows use region 4 and region 5 for identity mapping.

I see ~3% improvement when running specjbb2005 on guest windows after applying this patch.

Signed-off-by, Anthony Xu < anthony.xu@xxxxxxxxx >

Attachment: winopt04271659.patch
Description: winopt04271659.patch

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