Re: [PATCH net-next v5] net: reduce RFS/ARFS flow updates by checking LLC affinity

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

Hi Chuang,

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/Chuang-Wang/net-reduce-RFS-ARFS-flow-updates-by-checking-LLC-affinity/20260525-110036
base:   net-next/main
patch link:    https://lore.kernel.org/r/20260525025854.13982-1-nashuiliang%40gmail.com
patch subject: [PATCH net-next v5] net: reduce RFS/ARFS flow updates by checking LLC affinity
config: sh-sh7763rdp_defconfig (https://download.01.org/0day-ci/archive/20260528/202605281822.xLK0Dj87-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 15.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260528/202605281822.xLK0Dj87-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/202605281822.xLK0Dj87-lkp@intel.com/

All errors (new ones prefixed by >>):

   sh4-linux-ld: net/ipv4/tcp.o: in function `tcp_splice_read':
>> tcp.c:(.text+0x3e90): undefined reference to `sock_rps_record_flow'
   sh4-linux-ld: net/ipv4/tcp.o: in function `tcp_zerocopy_receive':
   tcp.c:(.text+0x4cf4): undefined reference to `sock_rps_record_flow'
   sh4-linux-ld: net/ipv4/af_inet.o: in function `inet_send_prepare':
>> af_inet.c:(.text+0x538): undefined reference to `sock_rps_record_flow'
   sh4-linux-ld: net/ipv4/af_inet.o: in function `inet_recvmsg':
   af_inet.c:(.text+0x570): undefined reference to `sock_rps_record_flow'
   sh4-linux-ld: net/ipv4/af_inet.o: in function `__inet_accept':
   af_inet.c:(.text+0x644): undefined reference to `sock_rps_record_flow'
   sh4-linux-ld: net/ipv4/af_inet.o:af_inet.c:(.text+0x2048): more undefined references to `sock_rps_record_flow' follow

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