Signed-off-by: Avi Kivity <[email protected]>
Index: linux-2.6/drivers/kvm/paging_tmpl.h
===================================================================
--- linux-2.6.orig/drivers/kvm/paging_tmpl.h
+++ linux-2.6/drivers/kvm/paging_tmpl.h
@@ -170,6 +170,11 @@ static u64 *FNAME(fetch)(struct kvm_vcpu
shadow_addr = vcpu->mmu.root_hpa;
level = vcpu->mmu.shadow_root_level;
+ if (level == PT32E_ROOT_LEVEL) {
+ shadow_addr = vcpu->mmu.pae_root[(addr >> 30) & 3];
+ shadow_addr &= PT64_BASE_ADDR_MASK;
+ --level;
+ }
for (; ; level--) {
u32 index = SHADOW_PT_INDEX(addr, level);
@@ -202,10 +207,8 @@ static u64 *FNAME(fetch)(struct kvm_vcpu
shadow_addr = kvm_mmu_alloc_page(vcpu, shadow_ent);
if (!VALID_PAGE(shadow_addr))
return ERR_PTR(-ENOMEM);
- shadow_pte = shadow_addr | PT_PRESENT_MASK;
- if (vcpu->mmu.root_level > 3 || level != 3)
- shadow_pte |= PT_ACCESSED_MASK
- | PT_WRITABLE_MASK | PT_USER_MASK;
+ shadow_pte = shadow_addr | PT_PRESENT_MASK | PT_ACCESSED_MASK
+ | PT_WRITABLE_MASK | PT_USER_MASK;
*shadow_ent = shadow_pte;
prev_shadow_ent = shadow_ent;
}
-
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