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Date:   Thu, 23 Jun 2022 20:44:22 +0800
From:   kernel test robot <lkp@intel.com>
To:     Gabriel Krisman Bertazi <krisman@collabora.com>,
        viro@zeniv.linux.org.uk, tytso@mit.edu, jaegeuk@kernel.org
Cc:     kbuild-all@lists.01.org, ebiggers@kernel.org,
        linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org,
        linux-f2fs-devel@lists.sourceforge.net,
        Gabriel Krisman Bertazi <krisman@collabora.com>,
        kernel@collabora.com
Subject: Re: [PATCH 7/7] f2fs: Enable negative dentries on case-insensitive
 lookup
Message-ID: <202206231838.E75vWtY3-lkp@intel.com>
References: <20220622194603.102655-8-krisman@collabora.com>
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In-Reply-To: <20220622194603.102655-8-krisman@collabora.com>
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Hi Gabriel,

I love your patch! Yet something to improve:

[auto build test ERROR on tytso-ext4/dev]
[also build test ERROR on jaegeuk-f2fs/dev-test linus/master v5.19-rc3 next-20220623]
[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]

url:    https://github.com/intel-lab-lkp/linux/commits/Gabriel-Krisman-Bertazi/Support-negative-dentries-on-case-insensitive-directories/20220623-034942
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git dev
config: x86_64-randconfig-a006 (https://download.01.org/0day-ci/archive/20220623/202206231838.E75vWtY3-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/ab740b793e65b54ce8f48c693b86761f5bcaa911
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Gabriel-Krisman-Bertazi/Support-negative-dentries-on-case-insensitive-directories/20220623-034942
        git checkout ab740b793e65b54ce8f48c693b86761f5bcaa911
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>, old ones prefixed by <<):

ERROR: modpost: "d_set_casefold_lookup" [fs/ext4/ext4.ko] undefined!
>> ERROR: modpost: "d_set_casefold_lookup" [fs/f2fs/f2fs.ko] undefined!

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp