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[Xen-devel] [PATCH xen-unstable] Remove PSE flag from guest CR4

To: Xen Developers List <xen-devel@xxxxxxxxxxxxxxxxxxx>, Keir Fraser <Keir.Fraser@xxxxxxxxxxxxx>
Subject: [Xen-devel] [PATCH xen-unstable] Remove PSE flag from guest CR4
From: Dave McCracken <dcm@xxxxxxxx>
Date: Mon, 14 Sep 2009 12:27:16 -0500
Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Delivery-date: Mon, 14 Sep 2009 10:27:50 -0700
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When I originally did the Xen hypervisor hugepage patch I also allowed guests 
to see the PSE flag in CR4.  This has proven to be a mistake.  Here is a patch 
to remove that functionality.

All Linux kernels will still allow userspace hugepages without the flag.

Dave McCracken

Attachment: xen-hpage-090914-1.patch
Description: Text Data

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