linux-kernel - Re: [PATCH] mips/mm: Add page soft dirty tracking

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Date:   Wed, 29 Apr 2020 09:41:16 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Guoyun Sun <sunguoyun@...ngson.cn>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Paul Burton <paulburton@...nel.org>,
        Daniel Silsby <dansilsby@...il.com>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        Paul Cercueil <paul@...pouillou.net>,
        Dmitry Korotin <dkorotin@...ecomp.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Steven Price <steven.price@....com>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Mike Rapoport <rppt@...ux.ibm.com>,
        Anshuman Khandual <anshuman.khandual@....com>,
        linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org,
        TieZhu Yang <yangtiezhu@...ngson.cn>,
        Xuefeng Li <lixuefeng@...ngson.cn>
Cc:     kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
        Linux Memory Management List <linux-mm@...ck.org>,
        Daniel Silsby <dansilsby@...il.com>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        Paul Cercueil <paul@...pouillou.net>,
        Dmitry Korotin <dkorotin@...ecomp.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Steven Price <steven.price@....com>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Mike Rapoport <rppt@...ux.ibm.com>
Subject: Re: [PATCH] mips/mm: Add page soft dirty tracking

Hi Guoyun,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.7-rc3 next-20200428]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Guoyun-Sun/mips-mm-Add-page-soft-dirty-tracking/20200423-050636
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 18bf34080c4c3beb6699181986cc97dd712498fe
config: mips-randconfig-a001-20200428 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project f30416fdde922eaa655934e050026930fefbd260)
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install mips cross compiling tool for clang build
        # apt-get install binutils-mips-linux-gnu
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=mips 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: __compiletime_assert_148
   >>> referenced by init.c:453 (arch/mips/mm/init.c:453)
   >>>               mm/init.o:(mem_init) in archive arch/mips/built-in.a

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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