Enable host-passthrough for virt control plane

PROD-36510

Change-Id: Iba943e4708c1c905e899671d0afcafc472565e75
diff --git a/salt/control/cluster/stacklight_log_cluster.yml b/salt/control/cluster/stacklight_log_cluster.yml
index 8e979ca..537e227 100644
--- a/salt/control/cluster/stacklight_log_cluster.yml
+++ b/salt/control/cluster/stacklight_log_cluster.yml
@@ -29,6 +29,7 @@
               backend: ${_param:stacklight_log_backend_image}
               size: stacklight.log
               cloud_init: ${_param:salt_control_cluster_node_cloud_init_stacklight_log}
+              cpu_mode: ${_param:salt_control_cluster_qemu_cpu_model}
             log02:
               name: ${_param:stacklight_log_node02_hostname}
               provider: ${_param:infra_kvm_node02_hostname}.${_param:cluster_domain}
@@ -36,6 +37,7 @@
               backend: ${_param:stacklight_log_backend_image}
               size: stacklight.log
               cloud_init: ${_param:salt_control_cluster_node_cloud_init_stacklight_log}
+              cpu_mode: ${_param:salt_control_cluster_qemu_cpu_model}
             log03:
               name: ${_param:stacklight_log_node03_hostname}
               provider: ${_param:infra_kvm_node03_hostname}.${_param:cluster_domain}
@@ -43,3 +45,4 @@
               backend: ${_param:stacklight_log_backend_image}
               size: stacklight.log
               cloud_init: ${_param:salt_control_cluster_node_cloud_init_stacklight_log}
+              cpu_mode: ${_param:salt_control_cluster_qemu_cpu_model}