linux-kernel - Re: [PATCH 02/18] vchecker: introduce the valid access checker

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Date:   Fri, 1 Dec 2017 13:08:13 +0800
From:   kbuild test robot <lkp@...el.com>
To:     js1304@...il.com
Cc:     kbuild-all@...org, Andrew Morton <akpm@...ux-foundation.org>,
        Andrey Ryabinin <aryabinin@...tuozzo.com>,
        Alexander Potapenko <glider@...gle.com>,
        Dmitry Vyukov <dvyukov@...gle.com>, kasan-dev@...glegroups.com,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        Namhyung Kim <namhyung@...nel.org>,
        Wengang Wang <wen.gang.wang@...cle.com>,
        Joonsoo Kim <iamjoonsoo.kim@....com>
Subject: Re: [PATCH 02/18] vchecker: introduce the valid access checker

Hi Joonsoo,

I love your patch! Yet something to improve:

[auto build test ERROR on mmotm/master]
[also build test ERROR on v4.15-rc1 next-20171130]
[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/js1304-gmail-com/introduce-a-new-tool-valid-access-checker/20171201-090908
base:   git://git.cmpxchg.org/linux-mmotm.git master
config: x86_64-allmodconfig (attached as .config)
compiler: gcc-7 (Debian 7.2.0-12) 7.2.1 20171025
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   In file included from drivers//block/skd_main.c:35:0:
>> include/linux/slab_def.h:84:24: error: field 'vchecker_cache' has incomplete type
     struct vchecker_cache vchecker_cache;
                           ^~~~~~~~~~~~~~

vim +/vchecker_cache +84 include/linux/slab_def.h

    76	
    77	#ifdef CONFIG_MEMCG
    78		struct memcg_cache_params memcg_params;
    79	#endif
    80	#ifdef CONFIG_KASAN
    81		struct kasan_cache kasan_info;
    82	#endif
    83	#ifdef CONFIG_VCHECKER
  > 84		struct vchecker_cache vchecker_cache;
    85	#endif
    86	

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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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