From: Avi Kivity <avi@qumranet.com>
Date: Sun, 6 May 2007 13:10:01 +0000 (+0300)
Subject: KVM: VMX: Only reload guest msrs if they are already loaded
X-Git-Tag: v2.6.23-rc1~520^2~60
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=eff708bc2bacd4f22cf844871341bef341bd096a;p=pandora-kernel.git

KVM: VMX: Only reload guest msrs if they are already loaded

If we set an msr via an ioctl() instead of by handling a guest exit, we
have the host state loaded, so reloading the msrs would clobber host
state instead of guest state.

This fixes a host oops (and loss of a cpu) on a guest reboot.

Signed-off-by: Avi Kivity <avi@qumranet.com>
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