From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christian Brauner Subject: Re: [PATCH net-next 2/2] netns: isolate seqnums to use per-netns locks Date: Mon, 23 Apr 2018 12:12:18 +0200 Message-ID: <20180423101217.GA6903@gmail.com> References: <20180418152106.18519-3-christian.brauner@ubuntu.com> <201804231003.izXFVWTI%fengguang.wu@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Cc: ebiederm@xmission.com, davem@davemloft.net, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, avagin@virtuozzo.com, ktkhai@virtuozzo.com, serge@hallyn.com, gregkh@linuxfoundation.org To: kbuild-all@01.org Return-path: Received: from youngberry.canonical.com ([91.189.89.112]:55806 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754393AbeDWKMV (ORCPT ); Mon, 23 Apr 2018 06:12:21 -0400 Received: from mail-wr0-f199.google.com ([209.85.128.199]) by youngberry.canonical.com with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.76) (envelope-from ) id 1fAYSK-0005w5-Hg for netdev@vger.kernel.org; Mon, 23 Apr 2018 10:12:20 +0000 Received: by mail-wr0-f199.google.com with SMTP id y10-v6so18281200wrg.9 for ; Mon, 23 Apr 2018 03:12:20 -0700 (PDT) Content-Disposition: inline In-Reply-To: <201804231003.izXFVWTI%fengguang.wu@intel.com> Sender: netdev-owner@vger.kernel.org List-ID: On Mon, Apr 23, 2018 at 10:39:50AM +0800, kbuild test robot wrote: > Hi Christian, > > Thank you for the patch! Yet something to improve: > > [auto build test ERROR on net-next/master] > > url: https://github.com/0day-ci/linux/commits/Christian-Brauner/netns-uevent-performance-tweaks/20180420-013717 > config: alpha-alldefconfig (attached as .config) > compiler: alpha-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0 > reproduce: > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # save the attached .config to linux build tree > make.cross ARCH=alpha > > All errors (new ones prefixed by >>): > > kernel/ksysfs.o: In function `uevent_seqnum_show': > >> (.text+0x18c): undefined reference to `get_ns_uevent_seqnum_by_vpid' > (.text+0x19c): undefined reference to `get_ns_uevent_seqnum_by_vpid' Right, this happens when CONFIG_NET=n. I am about to send out the second version of the patch that includes all of the test results in the commit message and also accounts for kernels compiled without CONFIG_NET. Thanks! Christian > > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation