KVM: SVM: fill in kvm_run->debug.arch.dr[67]

The corresponding code was added for VMX in commit 42dbaa5 ("KVM: x86: Virtualize debug registers, 2008-12-15) but never for AMD. Fix this. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
mariux64 · May 4, 2020 · dee919d · dee919d
1 parent f9336e3
commit dee919d
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
@@ -1752,6 +1752,8 @@ static int db_interception(struct vcpu_svm *svm)
 	if (svm->vcpu.guest_debug &
 	    (KVM_GUESTDBG_SINGLESTEP | KVM_GUESTDBG_USE_HW_BP)) {
 		kvm_run->exit_reason = KVM_EXIT_DEBUG;
+		kvm_run->debug.arch.dr6 = svm->vmcb->save.dr6;
+		kvm_run->debug.arch.dr7 = svm->vmcb->save.dr7;
 		kvm_run->debug.arch.pc =
 			svm->vmcb->save.cs.base + svm->vmcb->save.rip;
 		kvm_run->debug.arch.exception = DB_VECTOR;