linux-kernel - Re: [PATCH v6 8/8] ipc: Conserve sequence numbers in extended IPCMNI mode

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Message-ID: <201804300004.LLdT0dsp%fengguang.wu@intel.com>
Date:   Mon, 30 Apr 2018 00:51:42 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Waiman Long <longman@...hat.com>
Cc:     kbuild-all@...org, "Luis R. Rodriguez" <mcgrof@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Jonathan Corbet <corbet@....net>, linux-kernel@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-doc@...r.kernel.org,
        Al Viro <viro@...iv.linux.org.uk>,
        Matthew Wilcox <willy@...radead.org>,
        "Eric W. Biederman" <ebiederm@...ssion.com>,
        Waiman Long <longman@...hat.com>
Subject: Re: [PATCH v6 8/8] ipc: Conserve sequence numbers in extended IPCMNI
 mode

Hi Waiman,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v4.17-rc2 next-20180426]
[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/Waiman-Long/ipc-Clamp-mni-to-the-real-IPCMNI-limit-increase-that-limit/20180429-175431
config: m68k-stmark2_defconfig (attached as .config)
compiler: m68k-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=m68k 

All errors (new ones prefixed by >>):

   ipc/util.o: In function `sysvipc_find_ipc':
   util.c:(.text+0x2ca): undefined reference to `ipc_mni'
   ipc/util.o: In function `ipc_init_ids':
>> util.c:(.text+0x3e2): undefined reference to `ipc_mni_extended'
   ipc/util.o: In function `ipc_addid':
   util.c:(.text+0x458): undefined reference to `ipc_mni'
   util.c:(.text+0x6d8): undefined reference to `ipc_mni_extended'
   util.c:(.text+0x6f0): undefined reference to `ipc_mni_shift'
   util.c:(.text+0x714): undefined reference to `ipc_mni_shift'
   ipc/util.o: In function `ipc_rmid':
   util.c:(.text+0x736): undefined reference to `ipc_mni_shift'
   ipc/util.o: In function `ipc_obtain_object_idr':
   util.c:(.text+0x9a6): undefined reference to `ipc_mni_shift'
   ipc/util.o: In function `ipc_obtain_object_check':
   util.c:(.text+0xa1a): undefined reference to `ipc_mni_shift'
   ipc/msg.o: In function `ksys_msgctl':
   msg.c:(.text+0x4da): undefined reference to `ipc_mni'
   ipc/sem.o: In function `semctl_info.isra.3':
   sem.c:(.text+0x91c): undefined reference to `ipc_mni'
   ipc/shm.o: In function `ksys_shmctl':
   shm.c:(.text+0xa36): undefined reference to `ipc_mni'
   shm.c:(.text+0xb0a): undefined reference to `ipc_mni'

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