linux-kernel - Re: [PATCH 3/3] virtio_balloon: Introduce memory recover

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Date:   Fri, 20 May 2022 23:28:25 +0800
From:   kernel test robot <lkp@...el.com>
To:     zhenwei pi <pizhenwei@...edance.com>, akpm@...ux-foundation.org,
        naoya.horiguchi@....com, mst@...hat.com, david@...hat.com
Cc:     kbuild-all@...ts.01.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, jasowang@...hat.com,
        virtualization@...ts.linux-foundation.org, pbonzini@...hat.com,
        peterx@...hat.com, qemu-devel@...gnu.org,
        zhenwei pi <pizhenwei@...edance.com>
Subject: Re: [PATCH 3/3] virtio_balloon: Introduce memory recover

Hi zhenwei,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on akpm-mm/mm-everything]
[also build test ERROR on next-20220519]
[cannot apply to linux/master linus/master v5.18-rc7]
[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]

url:    https://github.com/intel-lab-lkp/linux/commits/zhenwei-pi/recover-hardware-corrupted-page-by-virtio-balloon/20220520-151328
base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
config: arm-randconfig-r026-20220519 (https://download.01.org/0day-ci/archive/20220520/202205202330.u0vQWiWG-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.3.0
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/intel-lab-lkp/linux/commit/a42127073dd4adb6354649c8235c5cde033d01f2
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review zhenwei-pi/recover-hardware-corrupted-page-by-virtio-balloon/20220520-151328
        git checkout a42127073dd4adb6354649c8235c5cde033d01f2
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   arm-linux-gnueabi-ld: drivers/virtio/virtio_balloon.o: in function `unpoison_memory_func':
>> virtio_balloon.c:(.text+0x89a): undefined reference to `unpoison_memory'
   arm-linux-gnueabi-ld: drivers/virtio/virtio_balloon.o: in function `virtballoon_probe':
>> virtio_balloon.c:(.text+0x111a): undefined reference to `register_memory_failure_notifier'
   arm-linux-gnueabi-ld: drivers/virtio/virtio_balloon.o: in function `virtballoon_remove':
>> virtio_balloon.c:(.text+0x12a2): undefined reference to `unregister_memory_failure_notifier'

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp