From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CAAEFC43331 for ; Mon, 11 Nov 2019 00:20:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 98D912075B for ; Mon, 11 Nov 2019 00:20:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726733AbfKKAOU (ORCPT ); Sun, 10 Nov 2019 19:14:20 -0500 Received: from mga17.intel.com ([192.55.52.151]:2113 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726692AbfKKAOU (ORCPT ); Sun, 10 Nov 2019 19:14:20 -0500 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 10 Nov 2019 16:14:19 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.68,290,1569308400"; d="scan'208";a="234292203" Received: from lkp-server01.sh.intel.com (HELO lkp-server01) ([10.239.97.150]) by fmsmga002.fm.intel.com with ESMTP; 10 Nov 2019 16:14:17 -0800 Received: from kbuild by lkp-server01 with local (Exim 4.89) (envelope-from ) id 1iTxLU-000EG5-Sq; Mon, 11 Nov 2019 08:14:16 +0800 Date: Mon, 11 Nov 2019 08:13:33 +0800 From: kbuild test robot To: Jesper Dangaard Brouer Cc: kbuild-all@lists.01.org, Toke =?iso-8859-1?Q?H=F8iland-J=F8rgensen?= , netdev@vger.kernel.org, Ilias Apalodimas , Jesper Dangaard Brouer , Saeed Mahameed , Matteo Croce , Jonathan Lemon , Lorenzo Bianconi , Tariq Toukan Subject: Re: [net-next v1 PATCH 2/2] page_pool: make inflight returns more robust via blocking alloc cache Message-ID: <201911110812.fwsFyJyx%lkp@intel.com> References: <157323722783.10408.5060384163093162553.stgit@firesoul> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <157323722783.10408.5060384163093162553.stgit@firesoul> X-Patchwork-Hint: ignore User-Agent: NeoMutt/20170113 (1.7.2) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hi Jesper, I love your patch! Perhaps something to improve: [auto build test WARNING on net-next/master] [also build test WARNING on v5.4-rc6 next-20191108] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Jesper-Dangaard-Brouer/Change-XDP-lifetime-guarantees-for-page_pool-objects/20191110-062429 base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 92da362c07d413786ab59db1665376fb63805586 reproduce: # apt-get install sparse # sparse version: v0.6.1-21-gb31adac-dirty make ARCH=x86_64 allmodconfig make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag Reported-by: kbuild test robot sparse warnings: (new ones prefixed by >>) >> net/core/page_pool.c:379:6: sparse: sparse: symbol 'page_pool_empty_alloc_cache_once' was not declared. Should it be static? Please review and possibly fold the followup patch. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org Intel Corporation