Since we don't support SMT yet, we should always find zero in
Directed privileged doorbell exception state register.
Signed-off-by: Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com>
---
arch/powerpc/kvm/book3s_emulate.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/powerpc/kvm/book3s_emulate.c
b/arch/powerpc/kvm/book3s_emulate.c
index 9cf0392e3dcf..7f25adbd2590 100644
--- a/arch/powerpc/kvm/book3s_emulate.c
+++ b/arch/powerpc/kvm/book3s_emulate.c
@@ -585,6 +585,12 @@ int kvmppc_core_emulate_mfspr_pr(struct kvm_vcpu *vcpu,
int sprn, ulong *spr_val
*/
*spr_val = 0;
break;
+ case SPRN_DPDES:
+ /*
+ * We don't have SMT support for PR yet, hence always return 0
+ */
+ *spr_val = 0;
+ break;
default:
unprivileged:
printk(KERN_INFO "KVM: invalid SPR read: %d\n", sprn);
--
1.8.5.3
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