linux-kernel - Re: [PATCH v1 1/1] mm: report per-page metadata information

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Date:   Thu, 14 Sep 2023 03:34:13 +0800
From:   kernel test robot <lkp@...el.com>
To:     Sourav Panda <souravpanda@...gle.com>, corbet@....net,
        gregkh@...uxfoundation.org, rafael@...nel.org,
        akpm@...ux-foundation.org, mike.kravetz@...cle.com,
        muchun.song@...ux.dev, rppt@...nel.org, david@...hat.com,
        rdunlap@...radead.org, chenlinxuan@...ontech.com,
        yang.yang29@....com.cn, tomas.mudrunka@...il.com,
        bhelgaas@...gle.com, ivan@...udflare.com,
        pasha.tatashin@...een.com, yosryahmed@...gle.com,
        hannes@...xchg.org, shakeelb@...gle.com,
        kirill.shutemov@...ux.intel.com, wangkefeng.wang@...wei.com,
        adobriyan@...il.com, vbabka@...e.cz, Liam.Howlett@...cle.com,
        surenb@...gle.com, linux-kernel@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-doc@...r.kernel.org,
        linux-mm@...ck.org
Cc:     oe-kbuild-all@...ts.linux.dev
Subject: Re: [PATCH v1 1/1] mm: report per-page metadata information

Hi Sourav,

kernel test robot noticed the following build errors:

[auto build test ERROR on akpm-mm/mm-everything]
[also build test ERROR on driver-core/driver-core-testing driver-core/driver-core-next driver-core/driver-core-linus linus/master v6.6-rc1 next-20230913]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Sourav-Panda/mm-report-per-page-metadata-information/20230914-013201
base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link:    https://lore.kernel.org/r/20230913173000.4016218-2-souravpanda%40google.com
patch subject: [PATCH v1 1/1] mm: report per-page metadata information
config: i386-tinyconfig (https://download.01.org/0day-ci/archive/20230914/202309140322.cF62Kywb-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230914/202309140322.cF62Kywb-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202309140322.cF62Kywb-lkp@intel.com/

All errors (new ones prefixed by >>):

   ld: mm/mm_init.o: in function `free_area_init':
>> mm_init.c:(.init.text+0x842): undefined reference to `mod_node_early_perpage_metadata'
   ld: mm/page_alloc.o: in function `setup_per_cpu_pageset':
>> page_alloc.c:(.init.text+0x60): undefined reference to `writeout_early_perpage_metadata'

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki