From patchwork Sun Nov 5 09:59:46 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vasily Averin X-Patchwork-Id: 834289 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3yVB4l69DHz9t34 for ; Sun, 5 Nov 2017 20:59:51 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752694AbdKEJ7t (ORCPT ); Sun, 5 Nov 2017 04:59:49 -0500 Received: from mailhub.sw.ru ([195.214.232.25]:7580 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752671AbdKEJ7s (ORCPT ); Sun, 5 Nov 2017 04:59:48 -0500 Received: from [172.16.24.21] (msk-vpn.virtuozzo.com [195.214.232.6]) by relay.sw.ru (8.13.4/8.13.4) with ESMTP id vA59xkkv016768; Sun, 5 Nov 2017 12:59:47 +0300 (MSK) From: Vasily Averin Subject: [PATCH 05/21] nfs4blocklayout: exit_net cleanup check added To: netdev@vger.kernel.org Cc: linux-nfs@vger.kernel.org Message-ID: <0724b082-28f9-9bda-f656-d22b3a2e0912@virtuozzo.com> Date: Sun, 5 Nov 2017 12:59:46 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 MIME-Version: 1.0 Content-Language: en-US Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Be sure that bl_wq wait queue initialized in net_init hook is not used anymore. Signed-off-by: Vasily Averin --- fs/nfs/blocklayout/rpc_pipefs.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/nfs/blocklayout/rpc_pipefs.c b/fs/nfs/blocklayout/rpc_pipefs.c index 9fb067a6..fb732cf 100644 --- a/fs/nfs/blocklayout/rpc_pipefs.c +++ b/fs/nfs/blocklayout/rpc_pipefs.c @@ -256,6 +256,8 @@ static void nfs4blocklayout_net_exit(struct net *net) nfs4blocklayout_unregister_net(net, nn->bl_device_pipe); rpc_destroy_pipe_data(nn->bl_device_pipe); nn->bl_device_pipe = NULL; + WARN(!list_empty(&nn->bl_wq.head), + "net %p exit: nfs bl_wq head is not empty\n", net); } static struct pernet_operations nfs4blocklayout_net_ops = {