---

yaml --- r: 48033 b: refs/heads/master c: e119d11 h: refs/heads/master i: 48031: eeea8dd v: v3
git-mirror · Feb 12, 2007 · e03ec6e · e03ec6e
1 parent b12b2dc
commit e03ec6e
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Showing 2 changed files with 8 additions and 22 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a0610ddf6be6465049a5da448d7e6c5e821240e6
+refs/heads/master: e119d117a1d16e71876144188c0e0b3ecb8aeede
diff --git a/trunk/drivers/kvm/paging_tmpl.h b/trunk/drivers/kvm/paging_tmpl.h
@@ -443,31 +443,17 @@ static int FNAME(page_fault)(struct kvm_vcpu *vcpu, gva_t addr,
 static gpa_t FNAME(gva_to_gpa)(struct kvm_vcpu *vcpu, gva_t vaddr)
 {
 	struct guest_walker walker;
-	pt_element_t guest_pte;
-	gpa_t gpa;
-
-	FNAME(walk_addr)(&walker, vcpu, vaddr, 0, 0, 0);
-	guest_pte = *walker.ptep;
-	FNAME(release_walker)(&walker);
-
-	if (!is_present_pte(guest_pte))
-		return UNMAPPED_GVA;
-
-	if (walker.level == PT_DIRECTORY_LEVEL) {
-		ASSERT((guest_pte & PT_PAGE_SIZE_MASK));
-		ASSERT(PTTYPE == 64 || is_pse(vcpu));
+	gpa_t gpa = UNMAPPED_GVA;
+	int r;
 
-		gpa = (guest_pte & PT_DIR_BASE_ADDR_MASK) | (vaddr &
-			(PT_LEVEL_MASK(PT_PAGE_TABLE_LEVEL) | ~PAGE_MASK));
+	r = FNAME(walk_addr)(&walker, vcpu, vaddr, 0, 0, 0);
 
-		if (PTTYPE == 32 && is_cpuid_PSE36())
-			gpa |= (guest_pte & PT32_DIR_PSE36_MASK) <<
-					(32 - PT32_DIR_PSE36_SHIFT);
-	} else {
-		gpa = (guest_pte & PT_BASE_ADDR_MASK);
-		gpa |= (vaddr & ~PAGE_MASK);
+	if (r) {
+		gpa = (gpa_t)walker.gfn << PAGE_SHIFT;
+		gpa |= vaddr & ~PAGE_MASK;
 	}
 
+	FNAME(release_walker)(&walker);
 	return gpa;
 }