linux-kernel - Re: [PATCH net-next 2/2] netns: isolate seqnums to use per-netns locks

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Message-ID: <201804231003.izXFVWTI%fengguang.wu@intel.com>
Date:   Mon, 23 Apr 2018 10:39:50 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Christian Brauner <christian.brauner@...ntu.com>
Cc:     kbuild-all@...org, ebiederm@...ssion.com, davem@...emloft.net,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        avagin@...tuozzo.com, ktkhai@...tuozzo.com, serge@...lyn.com,
        gregkh@...uxfoundation.org,
        Christian Brauner <christian.brauner@...ntu.com>
Subject: Re: [PATCH net-next 2/2] netns: isolate seqnums to use per-netns
 locks

Hi Christian,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on net-next/master]

url:    https://github.com/0day-ci/linux/commits/Christian-Brauner/netns-uevent-performance-tweaks/20180420-013717
config: alpha-alldefconfig (attached as .config)
compiler: alpha-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=alpha 

All errors (new ones prefixed by >>):

   kernel/ksysfs.o: In function `uevent_seqnum_show':
>> (.text+0x18c): undefined reference to `get_ns_uevent_seqnum_by_vpid'
   (.text+0x19c): undefined reference to `get_ns_uevent_seqnum_by_vpid'

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

Download attachment ".config.gz" of type "application/gzip" (6435 bytes)