linux-kernel - Re: [PATCH 27/28] ext4: xattr inode deduplication

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Message-ID: <201705312307.CulhbaOe%fengguang.wu@intel.com>
Date:   Wed, 31 May 2017 23:50:27 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Tahsin Erdogan <tahsin@...gle.com>
Cc:     kbuild-all@...org, Jan Kara <jack@...e.com>,
        Theodore Ts'o <tytso@....edu>,
        Andreas Dilger <adilger.kernel@...ger.ca>,
        Dave Kleikamp <shaggy@...nel.org>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Mark Fasheh <mfasheh@...sity.com>,
        Joel Becker <jlbec@...lplan.org>, Jens Axboe <axboe@...com>,
        Deepa Dinamani <deepa.kernel@...il.com>,
        Mike Christie <mchristi@...hat.com>,
        Fabian Frederick <fabf@...net.be>, linux-ext4@...r.kernel.org,
        linux-kernel@...r.kernel.org, jfs-discussion@...ts.sourceforge.net,
        linux-fsdevel@...r.kernel.org, ocfs2-devel@....oracle.com,
        reiserfs-devel@...r.kernel.org, Tahsin Erdogan <tahsin@...gle.com>
Subject: Re: [PATCH 27/28] ext4: xattr inode deduplication

Hi Tahsin,

[auto build test ERROR on ext4/dev]
[also build test ERROR on next-20170531]
[cannot apply to v4.12-rc3]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Tahsin-Erdogan/ext4-xattr-in-inode-support/20170531-214310
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git dev
config: i386-defconfig (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   fs/built-in.o: In function `ext4_xattr_inode_get':
>> xattr.c:(.text+0xb8818): undefined reference to `crc32c'
   fs/built-in.o: In function `ext4_xattr_set_entry':
   xattr.c:(.text+0xb9614): undefined reference to `crc32c'

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