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=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT 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 A5590C46460 for ; Thu, 9 Aug 2018 22:33:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5600F2238F for ; Thu, 9 Aug 2018 22:33:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5600F2238F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727448AbeHJBAT (ORCPT ); Thu, 9 Aug 2018 21:00:19 -0400 Received: from mga02.intel.com ([134.134.136.20]:28258 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726890AbeHJBAT (ORCPT ); Thu, 9 Aug 2018 21:00:19 -0400 X-Amp-Result: UNSCANNABLE X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 09 Aug 2018 15:33:22 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.53,217,1531810800"; d="scan'208";a="61997246" Received: from bee.sh.intel.com (HELO lkp-server01) ([10.239.97.14]) by fmsmga008.fm.intel.com with ESMTP; 09 Aug 2018 15:33:21 -0700 Received: from kbuild by lkp-server01 with local (Exim 4.89) (envelope-from ) id 1fntUR-000H2p-Na; Fri, 10 Aug 2018 06:33:07 +0800 Date: Fri, 10 Aug 2018 06:33:16 +0800 From: kbuild test robot To: Juergen Gross Cc: kbuild-all@01.org, linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org, linux-block@vger.kernel.org, konrad.wilk@oracle.com, roger.pau@citrix.com, axboe@kernel.dk, boris.ostrovsky@oracle.com, Juergen Gross Subject: Re: [PATCH v2 1/5] xen/blkback: don't keep persistent grants too long Message-ID: <201808100636.B2N6Mzlj%fengguang.wu@intel.com> References: <20180808142528.31029-2-jgross@suse.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180808142528.31029-2-jgross@suse.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Juergen, I love your patch! Perhaps something to improve: [auto build test WARNING on block/for-next] [also build test WARNING on v4.18-rc8 next-20180809] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Juergen-Gross/xen-blk-persistent-grant-rework/20180810-003229 base: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next reproduce: # apt-get install sparse make ARCH=x86_64 allmodconfig make C=1 CF=-D__CHECK_ENDIAN__ sparse warnings: (new ones prefixed by >>) >> drivers/block/xen-blkback/blkback.c:91:14: sparse: symbol 'xen_blkif_pgrant_timeout' was not declared. Should it be static? drivers/block/xen-blkback/blkback.c:1368:41: sparse: expression using sizeof(void) drivers/block/xen-blkback/blkback.c:409:29: sparse: expression using sizeof(void) drivers/block/xen-blkback/blkback.c:409:29: sparse: expression using sizeof(void) drivers/block/xen-blkback/blkback.c:791:38: sparse: expression using sizeof(void) drivers/block/xen-blkback/common.h:434:21: sparse: expression using sizeof(void) drivers/block/xen-blkback/common.h:482:21: sparse: expression using sizeof(void) Please review and possibly fold the followup patch. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation