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authorNadav Amit <namit@cs.technion.ac.il>2015-04-02 03:10:38 +0300
committerPaolo Bonzini <pbonzini@redhat.com>2015-04-08 10:47:03 +0200
commit1119022c71fb11826041787cf0ebffc1a1b0ba5b (patch)
treec47bd1006d137b9063fe2b204be305f0379d5933 /arch/x86/kvm
parentae561edeb421fbc24f97df7af8607c14009c16b2 (diff)
KVM: x86: Clear CR2 on VCPU reset
CR2 is not cleared as it should after reset. See Intel SDM table named "IA-32 Processor States Following Power-up, Reset, or INIT". Signed-off-by: Nadav Amit <namit@cs.technion.ac.il> Message-Id: <1427933438-12782-5-git-send-email-namit@cs.technion.ac.il> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm')
-rw-r--r--arch/x86/kvm/x86.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index ad3809df7d0a..faf044dba60c 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -7123,6 +7123,8 @@ void kvm_vcpu_reset(struct kvm_vcpu *vcpu)
vcpu->arch.dr7 = DR7_FIXED_1;
kvm_update_dr7(vcpu);
+ vcpu->arch.cr2 = 0;
+
kvm_make_request(KVM_REQ_EVENT, vcpu);
vcpu->arch.apf.msr_val = 0;
vcpu->arch.st.msr_val = 0;