linux-kernel - Re: [PATCH 3/8] mm: use vmem_altmap code without CONFIG_ZONE

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Message-ID: <202311180545.VeyRXEDq-lkp@intel.com>
Date:   Sat, 18 Nov 2023 05:39:08 +0800
From:   kernel test robot <lkp@...el.com>
To:     Sumanth Korikkar <sumanthk@...ux.ibm.com>,
        linux-mm <linux-mm@...ck.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        David Hildenbrand <david@...hat.com>
Cc:     oe-kbuild-all@...ts.linux.dev, Oscar Salvador <osalvador@...e.de>,
        Michal Hocko <mhocko@...e.com>,
        "Aneesh Kumar K.V" <aneesh.kumar@...ux.ibm.com>,
        Anshuman Khandual <anshuman.khandual@....com>,
        Gerald Schaefer <gerald.schaefer@...ux.ibm.com>,
        Alexander Gordeev <agordeev@...ux.ibm.com>,
        Heiko Carstens <hca@...ux.ibm.com>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        linux-s390 <linux-s390@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/8] mm: use vmem_altmap code without CONFIG_ZONE_DEVICE

Hi Sumanth,

kernel test robot noticed the following build errors:

[auto build test ERROR on s390/features]
[also build test ERROR on kvms390/next linus/master v6.7-rc1]
[cannot apply to akpm-mm/mm-everything next-20231117]
[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/Sumanth-Korikkar/mm-memory_hotplug-fix-memory-hotplug-locking-order/20231115-035455
base:   https://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git features
patch link:    https://lore.kernel.org/r/20231114180238.1522782-4-sumanthk%40linux.ibm.com
patch subject: [PATCH 3/8] mm: use vmem_altmap code without CONFIG_ZONE_DEVICE
config: x86_64-buildonly-randconfig-002-20231118 (https://download.01.org/0day-ci/archive/20231118/202311180545.VeyRXEDq-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/20231118/202311180545.VeyRXEDq-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/202311180545.VeyRXEDq-lkp@intel.com/

All errors (new ones prefixed by >>):

   ld: arch/x86/mm/init_64.o: in function `remove_pagetable':
>> init_64.c:(.meminit.text+0xfc7): undefined reference to `vmem_altmap_free'
   ld: mm/memory_hotplug.o: in function `__add_pages':
>> memory_hotplug.c:(.ref.text+0xc01): undefined reference to `vmem_altmap_offset'

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