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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DC9CFCA5535 for ; Wed, 13 Sep 2023 10:18:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=o+XD2TZrxKS1GI6PCDJPqlHbxIKVvHbsh+8GhW5v1to=; b=n1UQesySnOdnPKBPGnZ72BK7D5 p1BWfUNyJ61+QdhZ1Ce0IWeTVW/shKXH6lj/XmpQU49kd8Biy/TmU5mev+mYuXBvNOQ/ehoEiwrqS JvngJjqZS9ftP9pw85TaTrAMcdvaamsmgCH9c1FaqfHwOXzmi4/3uEZVA1ENVvzvavX911vSkuNF8 NWvq2YDlbyxXje54bdVGyjlU6p8YOfLmuULuTTSoDYEcb5OWOlu9ft4/o76NR5abi0h0sLbtja1OF T6mlyNAKzVgulFAT1sxXKIS7pNowU7fEnPQsJKq3PXT/PC3eX9Ox50kUitjeGiGXSJ5U636r7iAvp gUj6K+ZQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qgMx7-005ObW-10; Wed, 13 Sep 2023 10:18:33 +0000 Received: from mgamail.intel.com ([134.134.136.100]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qgMx4-005OYu-1K for linux-nvme@lists.infradead.org; Wed, 13 Sep 2023 10:18:32 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1694600310; x=1726136310; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=SHP0nIGBAt4mtaptQJxzxBO3GPdpuwYHV4f9icbzzAo=; b=UgzxW8AOeEqCOeKn7/Psnr4MoQu/rm9RunIO9x6uxDZdtRKgrEoIskKV I+TrqUXeP8hwC/cJQzKkxsNr2ZlXcKy3WcXwW0N2SLw22jmgu1KfZvFkQ DzKciOfzYf/oVMx5gxi50UDcEWQoZTHsAUigiLYi5Keup1nr62JQ39hsy +4nf3mDLDP6CyxYeZQTS4uXrEFegUKywLFgSoNLwqNtZj4QvJNNCbPXUt BBIB8U/vCEw6hdAcT2x+DEfiJVij1ljI/An5qfME9C2Wt9DM2fLU1E7e5 ogInY7eIjAIUIquxYI7a7nI3Yn4acJPufRE+98D1Y6B7PM5oMVAVCYqcP Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10831"; a="445058222" X-IronPort-AV: E=Sophos;i="6.02,142,1688454000"; d="scan'208";a="445058222" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Sep 2023 03:18:27 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10831"; a="814171608" X-IronPort-AV: E=Sophos;i="6.02,142,1688454000"; d="scan'208";a="814171608" Received: from lkp-server02.sh.intel.com (HELO cf13c67269a2) ([10.239.97.151]) by fmsmga004.fm.intel.com with ESMTP; 13 Sep 2023 03:18:23 -0700 Received: from kbuild by cf13c67269a2 with local (Exim 4.96) (envelope-from ) id 1qgMwt-0000O9-0y; Wed, 13 Sep 2023 10:18:19 +0000 Date: Wed, 13 Sep 2023 18:17:54 +0800 From: kernel test robot To: Ping Gan , kbusch@kernel.org, axboe@kernel.dk, hch@lst.de, sagi@grimberg.me, kch@nvidia.com, linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org Cc: oe-kbuild-all@lists.linux.dev, ping_gan@dell.com, jacky_gam_2001@163.com Subject: Re: [PATCH 4/4] nvme-core: Get lowlevel disk for target polling queue task Message-ID: <202309131858.YUV19V9E-lkp@intel.com> References: <006b6aefe94d73ee64931c769af4a908616439ad.1694592708.git.jacky_gam_2001@163.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <006b6aefe94d73ee64931c769af4a908616439ad.1694592708.git.jacky_gam_2001@163.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230913_031830_496733_D3D63E6B X-CRM114-Status: GOOD ( 14.22 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org Hi Ping, kernel test robot noticed the following build warnings: [auto build test WARNING on v6.6-rc1] [also build test WARNING on linus/master next-20230913] [cannot apply to hch-configfs/for-next] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Ping-Gan/nvmet-Add-nvme-target-polling-queue-task-parameters/20230913-164112 base: v6.6-rc1 patch link: https://lore.kernel.org/r/006b6aefe94d73ee64931c769af4a908616439ad.1694592708.git.jacky_gam_2001%40163.com patch subject: [PATCH 4/4] nvme-core: Get lowlevel disk for target polling queue task config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20230913/202309131858.YUV19V9E-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230913/202309131858.YUV19V9E-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202309131858.YUV19V9E-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/nvme/host/multipath.c:375:22: warning: no previous prototype for 'nvme_mpath_get_bdev' [-Wmissing-prototypes] 375 | struct block_device *nvme_mpath_get_bdev(struct block_device *bdev) | ^~~~~~~~~~~~~~~~~~~ vim +/nvme_mpath_get_bdev +375 drivers/nvme/host/multipath.c 373 374 //for polling queue task to get lowlevel block device > 375 struct block_device *nvme_mpath_get_bdev(struct block_device *bdev) 376 { 377 struct nvme_ns_head *head = bdev->bd_disk->private_data; 378 int srcu_idx; 379 struct nvme_ns *ns; 380 struct block_device *ret = NULL; 381 382 if (!multipath) 383 return NULL; 384 srcu_idx = srcu_read_lock(&head->srcu); 385 ns = nvme_find_path(head); 386 if (likely(ns)) 387 ret = ns->disk->part0; 388 srcu_read_unlock(&head->srcu, srcu_idx); 389 return ret; 390 } 391 EXPORT_SYMBOL_GPL(nvme_mpath_get_bdev); 392 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki