Upstream: TBD
References: lost in the mists of time

Index: powerpc-utils-1.3.4/systemd/smt_off.service.in
===================================================================
--- powerpc-utils-1.3.4.orig/systemd/smt_off.service.in
+++ powerpc-utils-1.3.4/systemd/smt_off.service.in
@@ -1,6 +1,6 @@
 [Unit]
 Description=ppc64 set SMT off
-Before=libvirt-bin.service
+Before=libvirtd.service
 
 [Service]
 Type=oneshot