Commit a4ab9d0c authored May 07, 2014 by Nadav Amit Committed by Paolo Bonzini May 07, 2014

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>

parent 4291b588

arch/x86/kvm/vmx.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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);