xen: allow some cr4 updates
authorJeremy Fitzhardinge <jeremy@goop.org>
Mon, 26 May 2008 22:31:04 +0000 (23:31 +0100)
committerThomas Gleixner <tglx@linutronix.de>
Tue, 27 May 2008 08:11:35 +0000 (10:11 +0200)
commit2956a3511c8c5dccb1d4739ead17c7c3c23a24b7
tree8d89ef507d10826f4f2556000fc8ea6566784ce1
parent349c709f42453707f74bece0d9d35ee5b3842893
xen: allow some cr4 updates

The guest can legitimately change things like cr4.OSFXSR and
OSXMMEXCPT, so let it.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
arch/x86/xen/enlighten.c