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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8ECB6C2BB41 for ; Tue, 16 Aug 2022 08:18:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229772AbiHPISI (ORCPT ); Tue, 16 Aug 2022 04:18:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43474 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231458AbiHPIRb (ORCPT ); Tue, 16 Aug 2022 04:17:31 -0400 Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 85F72118DD9 for ; Mon, 15 Aug 2022 23:12:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1660630370; x=1692166370; h=date:from:to:cc:subject:message-id:mime-version; bh=OCTurReto08p/Yn/8a5qxxlFZM8SnUJ15m3nnDnfQIc=; b=L3Omw0Anz9TjUKqLKkKvTimpUILsANCgFBnPRyMUxZGqsLZ8/+gfxdQv rUY72/weQ53GstGe6RP3xCD/04n0bwGX+br04SQ/fi1Hw/LPM7BGbmcYc pjJSqatD3ItaByBUmSYPxOZ9P4KRSMkXeufjHW5rBsGY1Sj6UEkyMlvr/ 0ho50eQqw3Q/mbIU1h6OgNdOpcPjpSSTfuWPrEqHyfJfUYdkaN4MFFUyn S3gVgt6Pp7xFS+aGqqt4TYCtmOLf5dXu0sXckIkfBnNzcE5OlFEHA0Qrm Nwubwa4zf+jHKQWBEF2jyUr9eH4D8kE47EOUFcQ51NS3UT05gFXgSYBwC w==; X-IronPort-AV: E=McAfee;i="6400,9594,10440"; a="292131839" X-IronPort-AV: E=Sophos;i="5.93,240,1654585200"; d="scan'208";a="292131839" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Aug 2022 23:12:50 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,240,1654585200"; d="scan'208";a="639909154" Received: from lkp-server02.sh.intel.com (HELO 3d2a4d02a2a9) ([10.239.97.151]) by orsmga001.jf.intel.com with ESMTP; 15 Aug 2022 23:12:48 -0700 Received: from kbuild by 3d2a4d02a2a9 with local (Exim 4.96) (envelope-from ) id 1oNpol-0001YP-2v; Tue, 16 Aug 2022 06:12:47 +0000 Date: Tue, 16 Aug 2022 14:12:19 +0800 From: kernel test robot To: Jianpeng Ma Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Coly Li , Qiaowei Ren Subject: [colyli-bcache:nvdimm-meta 2/16] drivers/md/bcache/nvmpg_format.h:132:19: warning: 'bch_nvmpg_recs_magic' defined but not used Message-ID: <202208161410.TIsjGMiZ-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/colyli/linux-bcache.git nvdimm-meta head: b3a2634cd2ac86de5e7ac607104db6866b1b9f6b commit: 08ce6a36470047a30ac9db26714a566280adddde [2/16] bcache: initialize the nvm pages allocator config: i386-randconfig-a003-20220815 (https://download.01.org/0day-ci/archive/20220816/202208161410.TIsjGMiZ-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-5) 11.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/colyli/linux-bcache.git/commit/?id=08ce6a36470047a30ac9db26714a566280adddde git remote add colyli-bcache https://git.kernel.org/pub/scm/linux/kernel/git/colyli/linux-bcache.git git fetch --no-tags colyli-bcache nvdimm-meta git checkout 08ce6a36470047a30ac9db26714a566280adddde # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/md/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All warnings (new ones prefixed by >>): In file included from drivers/md/bcache/nvmpg.h:8, from drivers/md/bcache/super.c:17: >> drivers/md/bcache/nvmpg_format.h:132:19: warning: 'bch_nvmpg_recs_magic' defined but not used [-Wunused-const-variable=] 132 | static const __u8 bch_nvmpg_recs_magic[] = { | ^~~~~~~~~~~~~~~~~~~~ >> drivers/md/bcache/nvmpg_format.h:129:19: warning: 'bch_nvmpg_magic' defined but not used [-Wunused-const-variable=] 129 | static const __u8 bch_nvmpg_magic[] = { | ^~~~~~~~~~~~~~~ vim +/bch_nvmpg_recs_magic +132 drivers/md/bcache/nvmpg_format.h e9147021c67818 Coly Li 2021-07-26 128 e9147021c67818 Coly Li 2021-07-26 @129 static const __u8 bch_nvmpg_magic[] = { e9147021c67818 Coly Li 2021-07-26 130 0x17, 0xbd, 0x53, 0x7f, 0x1b, 0x23, 0xd6, 0x83, e9147021c67818 Coly Li 2021-07-26 131 0x46, 0xa4, 0xf8, 0x28, 0x17, 0xda, 0xec, 0xa9 }; e9147021c67818 Coly Li 2021-07-26 @132 static const __u8 bch_nvmpg_recs_magic[] = { e9147021c67818 Coly Li 2021-07-26 133 0x39, 0x25, 0x3f, 0xf7, 0x27, 0x17, 0xd0, 0xb9, e9147021c67818 Coly Li 2021-07-26 134 0x10, 0xe6, 0xd2, 0xda, 0x38, 0x68, 0x26, 0xae }; e9147021c67818 Coly Li 2021-07-26 135 :::::: The code at line 132 was first introduced by commit :::::: e9147021c678184512de1776d163b5a994a209a3 bcache: add initial data structures for nvm pages :::::: TO: Coly Li :::::: CC: Coly Li -- 0-DAY CI Kernel Test Service https://01.org/lkp