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-rw-r--r--arch/x86/kvm/x86.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 6223121..85c74e7 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -759,7 +759,9 @@ static void kvm_update_dr7(struct kvm_vcpu *vcpu)
else
dr7 = vcpu->arch.dr7;
kvm_x86_ops->set_dr7(vcpu, dr7);
- vcpu->arch.switch_db_regs = (dr7 & DR7_BP_EN_MASK);
+ vcpu->arch.switch_db_regs &= ~KVM_DEBUGREG_BP_ENABLED;
+ if (dr7 & DR7_BP_EN_MASK)
+ vcpu->arch.switch_db_regs |= KVM_DEBUGREG_BP_ENABLED;
}
static int __kvm_set_dr(struct kvm_vcpu *vcpu, int dr, unsigned long val)
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