add NGX_PROCESS_HELPER process status
diff --git a/src/event/modules/ngx_poll_module.c b/src/event/modules/ngx_poll_module.c
index e45942b..10098d6 100644
--- a/src/event/modules/ngx_poll_module.c
+++ b/src/event/modules/ngx_poll_module.c
@@ -72,7 +72,7 @@
         nevents = 0;
     }
 
-    if (ngx_process == NGX_PROCESS_WORKER
+    if (ngx_process >= NGX_PROCESS_WORKER
         || cycle->old_cycle == NULL
         || cycle->old_cycle->connection_n < cycle->connection_n)
     {