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KVM: vmx: hack set_cr0_no_modeswitch() to actually do modeswitch

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The whole thing is rotten, but this allows vmx to boot with the guest reboot
fix.

Signed-off-by: Markus Rechberger <markus.rechberger@amd.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Joerg Roedel 2007-02-19 14:37:46 +02:00 committed by Avi Kivity
parent d27d4aca18
commit de979caacc
1 changed files with 3 additions and 0 deletions
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3
drivers/kvm/vmx.c
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@ -791,6 +791,9 @@ static void vmx_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0)
*/
static void vmx_set_cr0_no_modeswitch(struct kvm_vcpu *vcpu, unsigned long cr0)
{
if (!vcpu->rmode.active && !(cr0 & CR0_PE_MASK))
enter_rmode(vcpu);
vcpu->rmode.active = ((cr0 & CR0_PE_MASK) == 0);
update_exception_bitmap(vcpu);
vmcs_writel(CR0_READ_SHADOW, cr0);