Hi Hangbin, Thank you for the patch! Yet something to improve: [auto build test ERROR on bpf-next/master] url: https://github.com/0day-ci/linux/commits/Hangbin-Liu/xdp-extend-xdp_redirect_map-with-broadcast-support/20210309-153218 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master config: s390-randconfig-s031-20210309 (attached as .config) compiler: s390-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-262-g5e674421-dirty # https://github.com/0day-ci/linux/commit/d0e1734db001fb56c1428e92145c7f3a001402f3 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Hangbin-Liu/xdp-extend-xdp_redirect_map-with-broadcast-support/20210309-153218 git checkout d0e1734db001fb56c1428e92145c7f3a001402f3 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=s390 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): net/core/filter.c: In function '__bpf_tx_xdp_map': >> net/core/filter.c:3928:15: error: 'BPF_F_REDIR_BROADCAST' undeclared (first use in this function); did you mean 'BPF_F_BROADCAST'? 3928 | if (flags & BPF_F_REDIR_BROADCAST) | ^~~~~~~~~~~~~~~~~~~~~ | BPF_F_BROADCAST net/core/filter.c:3928:15: note: each undeclared identifier is reported only once for each function it appears in >> net/core/filter.c:3930:20: error: 'BPF_F_REDIR_EXCLUDE_INGRESS' undeclared (first use in this function); did you mean 'BPF_F_EXCLUDE_INGRESS'? 3930 | flags & BPF_F_REDIR_EXCLUDE_INGRESS); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ | BPF_F_EXCLUDE_INGRESS net/core/filter.c: In function 'xdp_do_generic_redirect_map': net/core/filter.c:4090:19: error: 'BPF_F_REDIR_BROADCAST' undeclared (first use in this function); did you mean 'BPF_F_BROADCAST'? 4090 | if (ri->flags & BPF_F_REDIR_BROADCAST) | ^~~~~~~~~~~~~~~~~~~~~ | BPF_F_BROADCAST net/core/filter.c:4092:24: error: 'BPF_F_REDIR_EXCLUDE_INGRESS' undeclared (first use in this function); did you mean 'BPF_F_EXCLUDE_INGRESS'? 4092 | ri->flags & BPF_F_REDIR_EXCLUDE_INGRESS); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ | BPF_F_EXCLUDE_INGRESS net/core/filter.c: In function '____bpf_xdp_redirect_map': net/core/filter.c:4182:44: error: 'BPF_F_REDIR_BROADCAST' undeclared (first use in this function); did you mean 'BPF_F_BROADCAST'? 4182 | if (unlikely(!ri->tgt_value) && !(flags & BPF_F_REDIR_BROADCAST)) { | ^~~~~~~~~~~~~~~~~~~~~ | BPF_F_BROADCAST vim +3928 net/core/filter.c 3920 3921 static int __bpf_tx_xdp_map(struct net_device *dev_rx, void *fwd, 3922 struct bpf_map *map, struct xdp_buff *xdp, 3923 u32 flags) 3924 { 3925 switch (map->map_type) { 3926 case BPF_MAP_TYPE_DEVMAP: 3927 case BPF_MAP_TYPE_DEVMAP_HASH: > 3928 if (flags & BPF_F_REDIR_BROADCAST) 3929 return dev_map_enqueue_multi(xdp, dev_rx, map, > 3930 flags & BPF_F_REDIR_EXCLUDE_INGRESS); 3931 else 3932 return dev_map_enqueue(fwd, xdp, dev_rx); 3933 case BPF_MAP_TYPE_CPUMAP: 3934 return cpu_map_enqueue(fwd, xdp, dev_rx); 3935 case BPF_MAP_TYPE_XSKMAP: 3936 return __xsk_map_redirect(fwd, xdp); 3937 default: 3938 return -EBADRQC; 3939 } 3940 return 0; 3941 } 3942 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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