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KVM: vmx: handle_dr does not handle RSP correctly 

The RSP register is not automatically cached, causing mov DR instruction with
RSP to fail.  Instead the regular register accessing interface should be used.

Signed-off-by: Nadav Amit <namit@cs.technion.ac.il>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
hifive-unleashed-5.1
Nadav Amit 2014-05-07 15:32:49 +03:00 committed by Paolo Bonzini
parent 4291b58885
commit a4ab9d0cf1
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kvm/vmx.c
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@ -5143,7 +5143,7 @@ static int handle_dr(struct kvm_vcpu *vcpu)
return 1;
kvm_register_write(vcpu, reg, val);
} else
if (kvm_set_dr(vcpu, dr, vcpu->arch.regs[reg]))
if (kvm_set_dr(vcpu, dr, kvm_register_read(vcpu, reg)))
return 1;
skip_emulated_instruction(vcpu);