Fix bug: Modifications to cl will not take effect during restart of the service

src/brpc/server.cpp

@@ -881,16 +881,16 @@ int Server::StartInternal(const butil::ip_t& ip,
     for (MethodMap::iterator it = _method_map.begin();
         it != _method_map.end(); ++it) {
         if (it->second.is_builtin_service) {
-            continue;
-        }
-        if (it->second.max_concurrency == "constant" &&
+            it->second.status->SetConcurrencyLimiter(NULL);
+        } else if (it->second.max_concurrency == "constant" &&
             static_cast<int>(it->second.max_concurrency) == 0) {
-            continue;
-        }
+            it->second.status->SetConcurrencyLimiter(NULL);
+        } else {
             it->second.status->SetConcurrencyLimiter(
                 ConcurrencyLimiter::CreateConcurrencyLimiterOrDie(
                     it->second.max_concurrency));
         }
+    }
     
     // Create listening ports
     if (port_range.min_port > port_range.max_port) {