Commit 2c46d2ae authored Feb 09, 2011 by Joerg Roedel Committed by Avi Kivity Feb 22, 2011

KVM: SVM: Advance instruction pointer in dr_intercept



In the dr_intercept function a new cpu-feature called
decode-assists is implemented and used when available. This
code-path does not advance the guest-rip causing the guest
to dead-loop over mov-dr instructions. This is fixed by this
patch.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

parent a0dc00b4

arch/x86/kvm/svm.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -2777,6 +2777,8 @@ static int dr_interception(struct vcpu_svm *svm)
		kvm_register_write(&svm->vcpu, reg, val);
		}

		skip_emulated_instruction(&svm->vcpu);

		return 1;
		}