linux-kernel - [PATCH 1/5] KVM: Make sure there is a vcpu context loaded when destroying the mmu

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Message-Id: <20070111100330.1CB08250595@il.qumranet.com>
Date:	Thu, 11 Jan 2007 10:03:30 -0000
From:	Avi Kivity <avi@...ranet.com>
To:	kvm-devel@...ts.sourceforge.net
Cc:	linux-kernel@...r.kernel.org, akpm@...l.org, mingo@...e.hu
Subject: [PATCH 1/5] KVM: Make sure there is a vcpu context loaded when
	destroying the mmu

This makes the vmwrite errors on vm shutdown go away.

Signed-off-by: Avi Kivity <avi@...ranet.com>

Index: linux-2.6/drivers/kvm/kvm_main.c
===================================================================
--- linux-2.6.orig/drivers/kvm/kvm_main.c
+++ linux-2.6/drivers/kvm/kvm_main.c
@@ -272,7 +272,9 @@ static void kvm_free_physmem(struct kvm 
 
 static void kvm_free_vcpu(struct kvm_vcpu *vcpu)
 {
+	vcpu_load(vcpu->kvm, vcpu_slot(vcpu));
 	kvm_mmu_destroy(vcpu);
+	vcpu_put(vcpu);
 	kvm_arch_ops->vcpu_free(vcpu);
 }
 
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