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KVM: VMX: Allow the guest to own some cr0 bits

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We will use this later to give the guest ownership of cr0.ts.

Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity
2009-12-29 18:43:06 +02:00
committed by Marcelo Tosatti
parent 4d4ec08745
commit e8467fda83
4 changed files with 18 additions and 0 deletions
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5
arch/x86/kvm/svm.c
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@@ -956,6 +956,10 @@ static void svm_set_gdt(struct kvm_vcpu *vcpu, struct descriptor_table *dt)
svm->vmcb->save.gdtr.base = dt->base ;
}
static void svm_decache_cr0_guest_bits(struct kvm_vcpu *vcpu)
{
}
static void svm_decache_cr4_guest_bits(struct kvm_vcpu *vcpu)
{
}
@@ -2948,6 +2952,7 @@ static struct kvm_x86_ops svm_x86_ops = {
.set_segment = svm_set_segment,
.get_cpl = svm_get_cpl,
.get_cs_db_l_bits = kvm_get_cs_db_l_bits,
.decache_cr0_guest_bits = svm_decache_cr0_guest_bits,
.decache_cr4_guest_bits = svm_decache_cr4_guest_bits,
.set_cr0 = svm_set_cr0,
.set_cr3 = svm_set_cr3,