From: Avi Kivity <a...@redhat.com>
When tdp is enabled, the guest's cr0.wp shouldn't have any effect on spte
permissions.
Signed-off-by: Avi Kivity <a...@redhat.com>
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 136e160..39dd8d3 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1881,7 +1881,8 @@ static int set_spte(struct kvm_vcpu *vcpu, u64 *sptep,
spte |= (u64)pfn << PAGE_SHIFT;
if ((pte_access & ACC_WRITE_MASK)
- || (write_fault && !is_write_protection(vcpu) && !user_fault)) {
+ || (!tdp_enabled && write_fault && !is_write_protection(vcpu)
+ && !user_fault)) {
if (level > PT_PAGE_TABLE_LEVEL &&
has_wrprotected_page(vcpu->kvm, gfn, level)) {
--
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