linux-kernel - Re: [PATCH] mm: hugetlb: fix dissolve_free_huge

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Date:   Fri, 28 May 2021 09:18:57 +0800
From:   kernel test robot <lkp@...el.com>
To:     Mike Kravetz <mike.kravetz@...cle.com>,
        Linux-MM <linux-mm@...ck.org>,
        lkml <linux-kernel@...r.kernel.org>
Cc:     kbuild-all@...ts.01.org, Muchun Song <songmuchun@...edance.com>,
        Michal Hocko <mhocko@...e.com>,
        Oscar Salvador <osalvador@...e.de>,
        David Hildenbrand <david@...hat.com>,
        Naoya Horiguchi <naoya.horiguchi@....com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Mike Kravetz <mike.kravetz@...cle.com>
Subject: Re: [PATCH] mm: hugetlb: fix dissolve_free_huge_page use of
 tail/head page

Hi Mike,

I love your patch! Yet something to improve:

[auto build test ERROR on hnaz-linux-mm/master]

url:    https://github.com/0day-ci/linux/commits/Mike-Kravetz/mm-hugetlb-fix-dissolve_free_huge_page-use-of-tail-head-page/20210528-071337
base:   https://github.com/hnaz/linux-mm master
config: m68k-randconfig-c023-20210528 (attached as .config)
compiler: m68k-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/b26b543d785ced93e7db05483ddc20e8fa45059e
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Mike-Kravetz/mm-hugetlb-fix-dissolve_free_huge_page-use-of-tail-head-page/20210528-071337
        git checkout b26b543d785ced93e7db05483ddc20e8fa45059e
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k 

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

All errors (new ones prefixed by >>):

   arch/m68k/math-emu/fp_arith.c:310:1: warning: no previous prototype for 'fp_fsglmul' [-Wmissing-prototypes]
     310 | fp_fsglmul(struct fp_ext *dest, struct fp_ext *src)
         | ^~~~~~~~~~
   arch/m68k/math-emu/fp_arith.c:367:1: warning: no previous prototype for 'fp_fsgldiv' [-Wmissing-prototypes]
     367 | fp_fsgldiv(struct fp_ext *dest, struct fp_ext *src)
         | ^~~~~~~~~~
   {standard input}: Assembler messages:
   {standard input}:333: Error: invalid instruction for this architecture; needs 68000 or higher (68000 [68ec000, 68hc000, 68hc001, 68008, 68302, 68306, 68307, 68322, 68356], 68010, 68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060], cpu32 [68330, 68331, 68332, 68333, 68334, 68336, 68340, 68341, 68349, 68360], fidoa [fido]) -- statement `sub.b %d2,%d3' ignored
   {standard input}:465: Error: invalid instruction for this architecture; needs 68000 or higher (68000 [68ec000, 68hc000, 68hc001, 68008, 68302, 68306, 68307, 68322, 68356], 68010, 68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060], cpu32 [68330, 68331, 68332, 68333, 68334, 68336, 68340, 68341, 68349, 68360], fidoa [fido]) -- statement `add.b %d3,%d2' ignored
   {standard input}:511: Error: invalid instruction for this architecture; needs 68000 or higher (68000 [68ec000, 68hc000, 68hc001, 68008, 68302, 68306, 68307, 68322, 68356], 68010, 68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060], cpu32 [68330, 68331, 68332, 68333, 68334, 68336, 68340, 68341, 68349, 68360], fidoa [fido]) -- statement `sub.b %d3,%d2' ignored
   {standard input}:670: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfextu 4(%a4){%d3,#8},%d3' ignored
   {standard input}:712: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfextu 4(%a3){%d2,#8},%d2' ignored
>> {standard input}:862: Error: operands mismatch -- statement `mulu.l 4(%a3),%d4:%d0' ignored
>> {standard input}:862: Error: operands mismatch -- statement `mulu.l 8(%a3),%d1:%d3' ignored
   {standard input}:862: Error: operands mismatch -- statement `mulu.l 4(%a3),%d6:%d5' ignored
   {standard input}:868: Error: operands mismatch -- statement `mulu.l 8(%a3),%d7:%d5' ignored
   {standard input}:876: Error: invalid instruction for this architecture; needs 68000 or higher (68000 [68ec000, 68hc000, 68hc001, 68008, 68302, 68306, 68307, 68322, 68356], 68010, 68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060], cpu32 [68330, 68331, 68332, 68333, 68334, 68336, 68340, 68341, 68349, 68360], fidoa [fido]) -- statement `roxl.l #1,%d0' ignored
   {standard input}:879: Error: invalid instruction for this architecture; needs 68000 or higher (68000 [68ec000, 68hc000, 68hc001, 68008, 68302, 68306, 68307, 68322, 68356], 68010, 68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060], cpu32 [68330, 68331, 68332, 68333, 68334, 68336, 68340, 68341, 68349, 68360], fidoa [fido]) -- statement `roxl.l #1,%d4' ignored
   {standard input}:979: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfffo %d0{#0,#32},%d1' ignored
   {standard input}:996: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfffo %d1{#0,#32},%d0' ignored
   {standard input}:1083: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfffo %d3{#0,#32},%d0' ignored
   {standard input}:1093: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfffo %d3{#0,#32},%d1' ignored
   {standard input}:1167: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfextu 4(%a3){%d0,#8},%d0' ignored
>> {standard input}:1317: Error: operands mismatch -- statement `divu.l %d0,%d4:%d3' ignored
   {standard input}:1326: Error: operands mismatch -- statement `divu.l %d2,%d4:%d1' ignored
   {standard input}:1330: Error: operands mismatch -- statement `mulu.l %d1,%d3:%d0' ignored
>> {standard input}:1333: Error: operands mismatch -- statement `mulu.l %d3,%d7:%d2' ignored
   {standard input}:1338: Error: operands mismatch -- statement `mulu.l 4(%a4),%d0:%d1' ignored
   {standard input}:1373: Error: operands mismatch -- statement `divu.l %d2,%d4:%d1' ignored
   {standard input}:1373: Error: operands mismatch -- statement `mulu.l %d1,%d3:%d0' ignored
   {standard input}:1379: Error: operands mismatch -- statement `mulu.l %d3,%d7:%d2' ignored
   {standard input}:1379: Error: operands mismatch -- statement `mulu.l 4(%a4),%d0:%d1' ignored
   {standard input}:1496: Error: operands mismatch -- statement `divu.l %d0,%d4:%d3' ignored
   {standard input}:1504: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfffo %d1{#0,#32},%d2' ignored
   {standard input}:1522: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfffo %d0{#0,#32},%d1' ignored
   {standard input}:1577: Error: invalid instruction for this architecture; needs 68000 or higher (68000 [68ec000, 68hc000, 68hc001, 68008, 68302, 68306, 68307, 68322, 68356], 68010, 68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060], cpu32 [68330, 68331, 68332, 68333, 68334, 68336, 68340, 68341, 68349, 68360], fidoa [fido]) -- statement `roxr.l #1,%d1' ignored
   {standard input}:1581: Error: invalid instruction for this architecture; needs 68000 or higher (68000 [68ec000, 68hc000, 68hc001, 68008, 68302, 68306, 68307, 68322, 68356], 68010, 68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060], cpu32 [68330, 68331, 68332, 68333, 68334, 68336, 68340, 68341, 68349, 68360], fidoa [fido]) -- statement `roxr.l #1,%d2' ignored
   {standard input}:1586: Error: invalid instruction for this architecture; needs 68000 or higher (68000 [68ec000, 68hc000, 68hc001, 68008, 68302, 68306, 68307, 68322, 68356], 68010, 68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060], cpu32 [68330, 68331, 68332, 68333, 68334, 68336, 68340, 68341, 68349, 68360], fidoa [fido]) -- statement `roxr.l #1,%d0' ignored
   {standard input}:1599: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfffo %d2{#0,#32},%d1' ignored
   {standard input}:1609: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfffo %d0{#0,#32},%d2' ignored
   {standard input}:1684: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfextu 4(%a3){%d0,#8},%d0' ignored
   {standard input}:1859: Error: operands mismatch -- statement `mulu.l %d3,%d3:%d0' ignored
   {standard input}:2070: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfextu 4(%a3){%d0,#8},%d0' ignored
   {standard input}:2200: Error: operands mismatch -- statement `divu.l 4(%a4),%d0:%d2' ignored
   {standard input}:2283: Error: operands mismatch -- statement `divu.l %d2,%d0:%d3' ignored
   {standard input}:2378: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfextu 4(%a3){%d0,#8},%d0' ignored
   {standard input}:2705: Error: invalid instruction for this architecture; needs 68020 or higher (68020 [68k, 68ec020], 68030 [68ec030], 68040 [68ec040], 68060 [68ec060]) -- statement `bfextu 4(%a3){%d1,#8},%d1' ignored

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

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