linux-kernel - [PATCH 4/7] KVM: MMU: audit: fix vcpu's spte walking

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Message-ID: <4CA06C98.3050402@cn.fujitsu.com>
Date:	Mon, 27 Sep 2010 18:06:16 +0800
From:	Xiao Guangrong <xiaoguangrong@...fujitsu.com>
To:	Avi Kivity <avi@...hat.com>
CC:	Marcelo Tosatti <mtosatti@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>, KVM <kvm@...r.kernel.org>
Subject: [PATCH 4/7] KVM: MMU: audit: fix vcpu's spte walking

After nested nested paging, it may using long mode to shadow 32/PAE paging
guest, so this patch fix it

Xiao Guangrong <xiaoguangrong@...fujitsu.com>
---
 arch/x86/kvm/mmu_audit.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/kvm/mmu_audit.c b/arch/x86/kvm/mmu_audit.c
index bd2b1be..dcca3e7 100644
--- a/arch/x86/kvm/mmu_audit.c
+++ b/arch/x86/kvm/mmu_audit.c
@@ -51,7 +51,7 @@ static void mmu_spte_walk(struct kvm_vcpu *vcpu, inspect_spte_fn fn)
 	if (!VALID_PAGE(vcpu->arch.mmu.root_hpa))
 		return;
 
-	if (vcpu->arch.mmu.shadow_root_level == PT64_ROOT_LEVEL) {
+	if (vcpu->arch.mmu.root_level == PT64_ROOT_LEVEL) {
 		hpa_t root = vcpu->arch.mmu.root_hpa;
 
 		sp = page_header(root);
-- 
1.7.0.4

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