In file included from ../drivers/net/phy/dp83tg720.c:6:
In file included from ../include/linux/ethtool_netlink.h:6:
In file included from ../include/uapi/linux/ethtool_netlink.h:12:
In file included from ../include/linux/ethtool.h:18:
In file included from ../include/linux/if_ether.h:19:
In file included from ../include/linux/skbuff.h:17:
In file included from ../include/linux/bvec.h:10:
In file included from ../include/linux/highmem.h:8:
In file included from ../include/linux/cacheflush.h:5:
In file included from ../arch/x86/include/asm/cacheflush.h:5:
In file included from ../include/linux/mm.h:2223:
../include/linux/vmstat.h:504:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
  504 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~ ^
  505 |                            item];
      |                            ~~~~
../include/linux/vmstat.h:511:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
  511 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~ ^
  512 |                            NR_VM_NUMA_EVENT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~~
../include/linux/vmstat.h:518:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
  518 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
      |                               ~~~~~~~~~~~ ^ ~~~
../include/linux/vmstat.h:524:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
  524 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~ ^
  525 |                            NR_VM_NUMA_EVENT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~~
4 warnings generated.
ld.lld: error: undefined symbol: phy_ethtool_get_link_ext_stats
>>> referenced by linkstate.c:138 (/home/nipa/net-next/wt-1/build_clang/../net/ethtool/linkstate.c:138)
>>>               vmlinux.o:(linkstate_prepare_data)

ld.lld: error: undefined symbol: phy_ethtool_get_phy_stats
>>> referenced by stats.c:172 (/home/nipa/net-next/wt-1/build_clang/../net/ethtool/stats.c:172)
>>>               vmlinux.o:(stats_prepare_data)
make[3]: *** [../scripts/Makefile.vmlinux:77: vmlinux] Error 1
make[2]: *** [/home/nipa/net-next/wt-1/Makefile:1225: vmlinux] Error 2
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [/home/nipa/net-next/wt-1/Makefile:251: __sub-make] Error 2
make: *** [Makefile:251: __sub-make] Error 2
In file included from ../drivers/net/phy/dp83tg720.c:6:
In file included from ../include/linux/ethtool_netlink.h:6:
In file included from ../include/uapi/linux/ethtool_netlink.h:12:
In file included from ../include/linux/ethtool.h:18:
In file included from ../include/linux/if_ether.h:19:
In file included from ../include/linux/skbuff.h:17:
In file included from ../include/linux/bvec.h:10:
In file included from ../include/linux/highmem.h:8:
In file included from ../include/linux/cacheflush.h:5:
In file included from ../arch/x86/include/asm/cacheflush.h:5:
In file included from ../include/linux/mm.h:2223:
../include/linux/vmstat.h:504:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
  504 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~ ^
  505 |                            item];
      |                            ~~~~
../include/linux/vmstat.h:511:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
  511 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~ ^
  512 |                            NR_VM_NUMA_EVENT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~~
../include/linux/vmstat.h:518:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
  518 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
      |                               ~~~~~~~~~~~ ^ ~~~
../include/linux/vmstat.h:524:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
  524 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~ ^
  525 |                            NR_VM_NUMA_EVENT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~~
4 warnings generated.
ld.lld: error: undefined symbol: phy_ethtool_get_link_ext_stats
>>> referenced by linkstate.c:138 (/home/nipa/net-next/wt-1/build_clang/../net/ethtool/linkstate.c:138)
>>>               vmlinux.o:(linkstate_prepare_data)

ld.lld: error: undefined symbol: phy_ethtool_get_phy_stats
>>> referenced by stats.c:172 (/home/nipa/net-next/wt-1/build_clang/../net/ethtool/stats.c:172)
>>>               vmlinux.o:(stats_prepare_data)
make[3]: *** [../scripts/Makefile.vmlinux:77: vmlinux] Error 1
make[2]: *** [/home/nipa/net-next/wt-1/Makefile:1225: vmlinux] Error 2
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [/home/nipa/net-next/wt-1/Makefile:251: __sub-make] Error 2
make: *** [Makefile:251: __sub-make] Error 2