virt: Adds multi_host_migration early boot tests.

Signed-off-by: NJiří Župka <jzupka@redhat.com>

kvm/cfg/multi-host-tests.cfg.sample

@@ -23,6 +23,8 @@ variants:
         only smallpages
         only pc
         only Fedora.17.64
+        cpu_model = "core2duo"
+        cpu_model_flags = "+sse3"
         only migrate_multi_host
 
     # Runs qemu, f16 64 bit guest OS, install, boot, shutdown

kvm/tests/migration_multi_host_fd.py

@@ -34,8 +34,11 @@ def run_migration_multi_host_fd(test, params, env):
                        fd_src=mig_data.params['migration_fd'])
 
         def _check_vms_source(self, mig_data):
-            for vm in mig_data.vms:
-                vm.wait_for_login(timeout=self.login_timeout)
+            start_mig_tout = mig_data.params.get("start_migration_timeout",
+                                                 None)
+            if start_mig_tout is None:
+                for vm in mig_data.vms:
+                    vm.wait_for_login(timeout=self.login_timeout)
             self._hosts_barrier(mig_data.hosts, mig_data.mig_id,
                                 'prepare_VMS', 60)