From f9a48e6a18c210c4bf34769fa05ede250575c6a1 Mon Sep 17 00:00:00 2001 From: Avi Kivity Date: Wed, 6 Jan 2010 19:10:22 +0200 Subject: [PATCH] KVM: Set cr0.et when the guest writes cr0 Follow the hardware. Signed-off-by: Avi Kivity --- arch/x86/kvm/x86.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 1de2ad7a004d..1ad34d185da9 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -428,6 +428,8 @@ static bool pdptrs_changed(struct kvm_vcpu *vcpu) void kvm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0) { + cr0 |= X86_CR0_ET; + if (cr0 & CR0_RESERVED_BITS) { printk(KERN_DEBUG "set_cr0: 0x%lx #GP, reserved bits 0x%lx\n", cr0, kvm_read_cr0(vcpu));