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 71343E66886 for ; Sun, 21 Dec 2025 07:11:14 +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=EgF+u+3+qKWUN2Pcj0Q6pSWcx9vHIvQVBsBvZcGrA4o=; b=fkRXGj0rUDK9rJ4Xu3CBOHcg3i /caJs0VluBcPz+o/W3TED4s1g32l2CqN5viF3EwVWrHk5zDphOIYgYFPsRONytgHqZoON53odILHz koGO/TpZN+W10OcAQWrs6WjbZg2OSCV+GNncYn6nPM17moE2BxEwpkVG+4SbAkxWdIZsqfol02O2T 5NgMwIpjBQxSkzW98rEY/7CZxOjlopPFiyM88fLKAzWKfxmMud6HoEH2whOYOCngompdz9GJ1QYSk vJbhIimEOfj0tGRYcm+VP6Sedk7voWXXRye/qork3PT3iqo0cdTxkBgsczPjfZ29A8aPks9vLEeTH ELP4k7YQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vXDau-0000000CCY4-3xyi; Sun, 21 Dec 2025 07:11:08 +0000 Received: from mgamail.intel.com ([192.198.163.14]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vXDam-0000000CCXe-2elT for linux-nvme@lists.infradead.org; Sun, 21 Dec 2025 07:11:05 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1766301061; x=1797837061; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=pUcNV5KVp9JG5QHdkt8tf0jL5xiJu4V00/rw6BChgSk=; b=CIgk4B7fByqNyZ/IGbrGcWctzWPjivwroENs5EbKUtg8NWJy3EVEZGmY Vf/XveY9jFWQCtUJkpycQOEScdSTJELUsiBSUPW509h0DF67rwL5KXXaa yVeeDPfpK2SRoN2EnlPBjuhYcjwsuW/+BvEtjD8LmFKjvYMVfUjWwlZzv dOTGPsa+O8GkwKwfBEC2/yDOUhFXDms8pkCcPsBSQ+zGKgpia/EW72ROw DWged1/WofoMLltP1cPi3jYSk1oRRyYzzXhDvpEBBA0N8LMZYpth0aqyi Nyx9CGYa7Vl8m+fCEIMJiWx08qHwdykEXeqj69XNcoDofnkkwT2kvX2jd A==; X-CSE-ConnectionGUID: Ns/l2s5gRUi6Nulf/YHBBQ== X-CSE-MsgGUID: BQYAiRHnT7yNFOQWeKx4zw== X-IronPort-AV: E=McAfee;i="6800,10657,11648"; a="68242922" X-IronPort-AV: E=Sophos;i="6.21,164,1763452800"; d="scan'208";a="68242922" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Dec 2025 23:11:00 -0800 X-CSE-ConnectionGUID: BwKEE3XIT669p95RFe3K0g== X-CSE-MsgGUID: /MGz7wTwRwmYFW/kePXy7Q== X-ExtLoop1: 1 Received: from lkp-server01.sh.intel.com (HELO 0d09efa1b85f) ([10.239.97.150]) by fmviesa003.fm.intel.com with ESMTP; 20 Dec 2025 23:10:59 -0800 Received: from kbuild by 0d09efa1b85f with local (Exim 4.98.2) (envelope-from ) id 1vXDai-000000005OH-42S1; Sun, 21 Dec 2025 07:10:56 +0000 Date: Sun, 21 Dec 2025 15:10:03 +0800 From: kernel test robot To: Vitaliy Filippov , linux-block@vger.kernel.org, linux-nvme@lists.infradead.org Cc: oe-kbuild-all@lists.linux.dev, Vitaliy Filippov Subject: Re: [PATCH] Do not require atomic writes to be power of 2 sized and aligned on length boundary Message-ID: <202512211405.FsWuMZAC-lkp@intel.com> References: <20251220173833.71176-1-vitalifster@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251220173833.71176-1-vitalifster@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251220_231100_921551_59154761 X-CRM114-Status: UNSURE ( 9.51 ) X-CRM114-Notice: Please train this message. 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 Vitaliy, kernel test robot noticed the following build warnings: [auto build test WARNING on brauner-vfs/vfs.all] [also build test WARNING on linus/master v6.19-rc1 next-20251219] [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/Vitaliy-Filippov/Do-not-require-atomic-writes-to-be-power-of-2-sized-and-aligned-on-length-boundary/20251221-014115 base: https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git vfs.all patch link: https://lore.kernel.org/r/20251220173833.71176-1-vitalifster%40gmail.com patch subject: [PATCH] Do not require atomic writes to be power of 2 sized and aligned on length boundary config: arc-allnoconfig (https://download.01.org/0day-ci/archive/20251221/202512211405.FsWuMZAC-lkp@intel.com/config) compiler: arc-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251221/202512211405.FsWuMZAC-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/202512211405.FsWuMZAC-lkp@intel.com/ All warnings (new ones prefixed by >>): fs/read_write.c: In function 'generic_atomic_write_valid': >> fs/read_write.c:1805:16: warning: unused variable 'len' [-Wunused-variable] 1805 | size_t len = iov_iter_count(iter); | ^~~ vim +/len +1805 fs/read_write.c c34fc6f26ab86d0 Prasad Singamsetty 2024-06-20 1802 c3be7ebbbce5201 John Garry 2024-10-19 1803 int generic_atomic_write_valid(struct kiocb *iocb, struct iov_iter *iter) c34fc6f26ab86d0 Prasad Singamsetty 2024-06-20 1804 { c34fc6f26ab86d0 Prasad Singamsetty 2024-06-20 @1805 size_t len = iov_iter_count(iter); -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki