Commit de979caa authored by Joerg Roedel's avatar Joerg Roedel Committed by Avi Kivity
Browse files

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



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

Signed-off-by: default avatarMarkus Rechberger <markus.rechberger@amd.com>
Signed-off-by: default avatarJoerg Roedel <joerg.roedel@amd.com>
Signed-off-by: default avatarAvi Kivity <avi@qumranet.com>
parent d27d4aca

drivers/kvm/vmx.c

+3 −0
Original line number Diff line number Diff line
@@ -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);