From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=192.198.163.17 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793269197; b=j/bLzmBo1o292xAuV2xVxqmHX8NCsJ9EJFk5BqYKOeios/gRd+heDn9yqcRJsBDZMSa8 WffgnXYihEaSvgWP/BAUZR/P5sOmuCp2SEAu0tQZt2H3hCLpxmf5+3CTd4OWQO1OnFpxw YjBkOzVzqjk924vEXiixyiG18ps9I9bAZr/qWYzqXtU5rgz44Bcyzs0vNNWsSfT2MZfoL mhSeWEmAfSPlTpEBokPhaPPlrk5ZGLJMPIq8pca9uGLaQun49KkN62EBzvHD/4TYf6Li8 j/FGEO+hpCWphn3KbPiC+QpE3PyQ7D0uIM5rDsSb13kRgu9D0letS4VNkDHt+zrBAJQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793269197; h=DMARC-Filter:DKIM-Signature:X-CSE-ConnectionGUID:X-CSE-MsgGUID: X-IronPort-AV:X-IronPort-AV:Received:X-CSE-ConnectionGUID: X-CSE-MsgGUID:X-ExtLoop1:X-IronPort-AV:Received:Received:Date:From:To: Cc:Subject:Message-ID:References:MIME-Version:Content-Type: Content-Disposition:Content-Transfer-Encoding:In-Reply-To; bh=zfY9oMoIW/0okd9xFFx3UCLsKMsJOADfA+RNZfH9SM0=; b=gc2U0AFfszc/3JgP6c9iZhVxGnD536+QfnsHrj4T5OjMxA/mb2K3VGcAAUA57aEp76RF +GR8QnT0xFm1onYijipPf1AAhkcnd13th3Ws75Myd8CTtASk2locfqPFlbcJpZMTw8LBK YQk2ESymtoHQVgpwwWTyQSkWvSSBSm+2X/1ZAzeBIMk0P+y4M/VMLPjQLK2FsirpUrgb+ +3I8BKE25scFrW63FcvKR8EWLDr+yhwUVt/9LNqeJMOXRQIKyvKzke3UWoDfB7F68GNVC PfoBC34MFwQ675j0jN3yGU37xUsBmpVC38M2PWaDbO6uP00EDiiEnBJFauOsv6Kl0zg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b=cM9IhEPC; arc=none smtp.remote-ip=192.198.163.17 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 14FD7606A320; Thu, 29 Oct 2026 10:19:55 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 14FD7606A320 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b=cM9IhEPC DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1793269196; x=1824805196; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=Qt6D4YLPwSHv5zAOxXUaLkXyrpRhNSrHIbMspXroy44=; b=cM9IhEPCqBq+zO7PeJUhczV/19F6tI12u0jw53S/+D2fKqJGrpIGVm1z sCeYg5JBVb5AK4SAA2UBqDf9+dqs2t9BqOAnaE30XbY2g6NI2t6qjvFhw /G1ZgmIohvQTQr48h4qNxt2hvWgm/cQHOR/cTqpzAkDEiTpme3Ax8wFdc UsLIBM4g4eTpWHa3SOhjTqzHaTj8T9CYIB8slqBmyjrhrSO8hxmQwx830 /2s+mW3PllCCvdZcCtZ5x5VOxEuzR4bz+NrCzVUxCAls5P/Gkyow9gLag o9HcRcPNKA4ePzT4fkiM0GmWCK4xCs7TCfhsbCjQNq/JLinjhRe2tchF3 g==; X-CSE-ConnectionGUID: semNkrLhQ4ex6T/ozfbINg== X-CSE-MsgGUID: FrJJw8cPQvyqKInkLU+cZg== X-IronPort-AV: E=McAfee;i="6800,10657,11949"; a="2024006" X-IronPort-AV: E=Sophos;i="6.27,184,1787036400"; d="scan'208";a="2024006" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Oct 2026 03:19:47 -0700 X-CSE-ConnectionGUID: H6ANZahERZeuR9ZW3Z4ybA== X-CSE-MsgGUID: Iq/Jf3wIQGmkAMGQYBYpXg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,184,1787036400"; d="scan'208";a="4986684" Received: from lkp-server01.sh.intel.com (HELO 0caa9d2d175c) ([10.239.97.150]) by orviesa008.jf.intel.com with ESMTP; 29 Oct 2026 03:19:45 -0700 Received: from kbuild by 0caa9d2d175c with local (Exim 4.98.2) (envelope-from ) id 1xMNEU-00000000ZxU-25rj; Thu, 29 Oct 2026 10:19:42 +0000 Date: Thu, 29 Oct 2026 18:19:34 +0800 From: kernel test robot To: =?iso-8859-1?Q?Iv=E1n?= Ezequiel Rodriguez , David Howells , Paulo Alcantara , netfs@lists.linux.dev Cc: oe-kbuild-all@lists.linux.dev, Shyam Prasad N , Steve French , linux-fsdevel@vger.kernel.org, linux-cifs@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH netfs v1 2/2] netfs: add KUnit coverage for reissue prepare_write errno Message-ID: <202610291753.Jr3HECY2-lkp@intel.com> References: <20261028181229.1408342-3-ivanrwcm25@gmail.com> X-Mailing-List: netfs@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20261028181229.1408342-3-ivanrwcm25@gmail.com> Hi Iván, kernel test robot noticed the following build warnings: [auto build test WARNING on brauner-vfs/vfs.all] [also build test WARNING on linus/master v7.3 next-20261028] [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/Iv-n-Ezequiel-Rodriguez/netfs-preserve-prepare_write-errno-on-reissue/20261028-151228 base: https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git vfs.all patch link: https://lore.kernel.org/r/20261028181229.1408342-3-ivanrwcm25%40gmail.com patch subject: [PATCH netfs v1 2/2] netfs: add KUnit coverage for reissue prepare_write errno config: arm-allyesconfig (https://download.01.org/0day-ci/archive/20261029/202610291753.Jr3HECY2-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 16.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261029/202610291753.Jr3HECY2-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/202610291753.Jr3HECY2-lkp@intel.com/ All warnings (new ones prefixed by >>): fs/netfs/write_reissue_kunit.c: In function 'reissue_preserves_prep_error': >> fs/netfs/write_reissue_kunit.c:61:1: warning: the frame size of 1400 bytes is larger than 1280 bytes [-Wframe-larger-than=] 61 | } | ^ vim +61 fs/netfs/write_reissue_kunit.c 25 26 /* 27 * prepare_write_failed() sets FAILED + errno, then write_retry still calls 28 * reissue_write(). Before the fix, reissue wiped error to 0 so terminated 29 * reported success and mapping_set_error(0) was a no-op. 30 */ 31 static void reissue_preserves_prep_error(struct kunit *test) 32 { 33 struct term_capture cap = {}; 34 struct netfs_io_request wreq = {}; 35 struct netfs_io_stream stream = { 36 .source = NETFS_UPLOAD_TO_SERVER, 37 }; 38 struct netfs_io_subrequest subreq = { 39 .rreq = &wreq, 40 .len = 1, 41 .transferred = 0, 42 .error = -EIO, 43 .source = NETFS_UPLOAD_TO_SERVER, 44 }; 45 char buf[1] = { 0 }; 46 struct kvec kvec = { .iov_base = buf, .iov_len = 1 }; 47 struct iov_iter source; 48 49 __set_bit(NETFS_SREQ_FAILED, &subreq.flags); 50 iov_iter_kvec(&source, ITER_SOURCE, &kvec, 1, 1); 51 52 test->priv = ∩ 53 kunit_activate_static_stub(test, netfs_write_subrequest_terminated, 54 capture_terminated); 55 56 netfs_reissue_write(&stream, &subreq, &source); 57 58 KUNIT_EXPECT_TRUE(test, cap.called); 59 KUNIT_EXPECT_EQ(test, cap.transferred_or_error, -EIO); 60 KUNIT_EXPECT_EQ(test, subreq.error, -EIO); > 61 } 62 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki