Re: [PATCH v2 net-next 1/4] net: expedite synchronize_net() for cleanup_net()

[kernel test robot <lkp@intel.com>]

Hi Eric,

kernel test robot noticed the following build errors:

[auto build test ERROR on net-next/main]

url:    https://github.com/intel-lab-lkp/linux/commits/Eric-Dumazet/net-expedite-synchronize_net-for-cleanup_net/20250109-002516
base:   net-next/main
patch link:    https://lore.kernel.org/r/20250108162255.1306392-2-edumazet%40google.com
patch subject: [PATCH v2 net-next 1/4] net: expedite synchronize_net() for cleanup_net()
config: arm-sama5_defconfig (https://download.01.org/0day-ci/archive/20250109/202501092222.Kn4MEI0i-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250109/202501092222.Kn4MEI0i-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501092222.Kn4MEI0i-lkp@intel.com/

All errors (new ones prefixed by >>):

   arm-linux-gnueabi-ld: net/core/dev.o: in function `synchronize_net':
   dev.c:(.text+0x1484): undefined reference to `cleanup_net_task'
>> arm-linux-gnueabi-ld: dev.c:(.text+0x1488): undefined reference to `cleanup_net_task'
   arm-linux-gnueabi-ld: net/core/dev.o: in function `dev_remove_pack':
   dev.c:(.text+0x4fa8): undefined reference to `cleanup_net_task'
   arm-linux-gnueabi-ld: dev.c:(.text+0x4fac): undefined reference to `cleanup_net_task'
   arm-linux-gnueabi-ld: net/core/dev.o: in function `free_netdev':
   dev.c:(.text+0x5054): undefined reference to `cleanup_net_task'
   arm-linux-gnueabi-ld: net/core/dev.o:dev.c:(.text+0x5058): more undefined references to `cleanup_net_task' follow

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