Hi Xin, Thank you for the patch! Yet something to improve:
[auto build test ERROR on ipsec-next/master] url: https://github.com/0day-ci/linux/commits/Xin-Long/xfrm-support-ipip-and-ipv6-tunnels-in-vti-and-xfrmi/20200630-154042 base: https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git master config: csky-defconfig (attached as .config) compiler: csky-linux-gcc (GCC) 9.3.0 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 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=csky If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All errors (new ones prefixed by >>): csky-linux-ld: net/ipv4/tunnel4.o: in function `tunnel4_init': tunnel4.c:(.init.text+0x4): undefined reference to `xfrm_input_register_afinfo' >> csky-linux-ld: tunnel4.c:(.init.text+0x1a): undefined reference to >> `xfrm_input_unregister_afinfo' csky-linux-ld: tunnel4.c:(.init.text+0x2e): undefined reference to `xfrm_input_unregister_afinfo' csky-linux-ld: net/ipv4/tunnel4.o: in function `$d': tunnel4.c:(.init.text+0x4c): undefined reference to `xfrm_input_register_afinfo' csky-linux-ld: tunnel4.c:(.init.text+0x58): undefined reference to `xfrm_input_unregister_afinfo' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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