From: Marcelo Tosatti <mtosatti@redhat.com>
Date: Wed, 10 Jun 2009 15:27:06 +0000 (-0300)
Subject: KVM: MMU audit: nontrapping ptes in nonleaf level
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=48fc03174b125238c541cf00acd5e9b9dff6b9ba;p=linux-beck.git

KVM: MMU audit: nontrapping ptes in nonleaf level

It is valid to set non leaf sptes as notrap.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
---

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 4c2585cab189..86433513fb71 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -3109,12 +3109,7 @@ static void audit_mappings_page(struct kvm_vcpu *vcpu, u64 page_pte,
 
 		va = canonicalize(va);
 		if (level > 1) {
-			if (ent == shadow_notrap_nonpresent_pte)
-				printk(KERN_ERR "audit: (%s) nontrapping pte"
-				       " in nonleaf level: levels %d gva %lx"
-				       " level %d pte %llx\n", audit_msg,
-				       vcpu->arch.mmu.root_level, va, level, ent);
-			else
+			if (is_shadow_present_pte(ent))
 				audit_mappings_page(vcpu, ent, va, level - 1);
 		} else {
 			gpa_t gpa = vcpu->arch.mmu.gva_to_gpa(vcpu, va);