Make sure to define the region of time in which the migration is occurring so that the automatic recovery does not jump in the middle when we are moving processes around.

This commit was SVN r24326.

orte/mca/errmgr/hnp/errmgr_hnp_crmig.c

@@ -657,6 +657,7 @@ static int errmgr_crmig_global_migrate(opal_list_t *off_procs, opal_list_t *off_
     cur_datum = OBJ_NEW(orte_snapc_base_quiesce_t);
     cur_datum->migrating = true;
     migrating_underway = true;
+    mca_errmgr_hnp_component.crmig_in_progress = true;
 
     current_migration_status = ORTE_ERRMGR_MIGRATE_STATE_RUNNING;
     if( ORTE_SUCCESS != (ret = orte_errmgr_base_migrate_update(current_migration_status)) ) {
@@ -1081,6 +1082,7 @@ static int errmgr_crmig_global_migrate(opal_list_t *off_procs, opal_list_t *off_
     migrating_underway   = false;
     migrating_terminated = false;
     migrating_restarted  = false;
+    mca_errmgr_hnp_component.crmig_in_progress = false;
 
     if( NULL != err_str_procs ) {
         free(err_str_procs);