linux-kernel - Re: [PATCH] tty: fix race between flush_to_ldisc and tty

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Message-ID: <201812221046.6rMKLdM7%fengguang.wu@intel.com>
Date:   Sat, 22 Dec 2018 10:59:41 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Li RongQing <lirongqing@...du.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org, jslaby@...e.com,
        gregkh@...uxfoundation.org, gkohli@...eaurora.org,
        alan@...ux.intel.com
Subject: Re: [PATCH] tty: fix race between flush_to_ldisc and tty_open

Hi Li,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on tty/tty-testing]
[also build test ERROR on v4.20-rc7 next-20181221]
[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/Li-RongQing/tty-fix-race-between-flush_to_ldisc-and-tty_open/20181222-030046
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing
config: x86_64-allmodconfig (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

>> ERROR: "tty_ldisc_unlock" [drivers/staging/speakup/speakup.ko] undefined!

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0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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