Messages in this thread | | | Date | Thu, 11 Nov 2021 19:01:17 +0800 | From | kernel test robot <> | Subject | [toke:xdp-queueing-01 1/9] net/core/filter.c:3992:10: error: implicit declaration of function 'pifo_map_enqueue' |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/toke/linux.git xdp-queueing-01 head: 7cdc645073a59261514e56e1a4c6d0dac1b24b32 commit: 181bc9e4a64cc89cae2fe5b0091ed328383ad40c [1/9] Add a PIFO map type for queueing packets config: riscv-buildonly-randconfig-r002-20211111 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 63ef0e17e28827eae53133b3467bdac7d9729318) 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 # install riscv cross compiling tool for clang build # apt-get install binutils-riscv64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/toke/linux.git/commit/?id=181bc9e4a64cc89cae2fe5b0091ed328383ad40c git remote add toke https://git.kernel.org/pub/scm/linux/kernel/git/toke/linux.git git fetch --no-tags toke xdp-queueing-01 git checkout 181bc9e4a64cc89cae2fe5b0091ed328383ad40c # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=riscv
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> net/core/filter.c:3992:10: error: implicit declaration of function 'pifo_map_enqueue' [-Werror,-Wimplicit-function-declaration] err = pifo_map_enqueue(map, xdp, ri->tgt_index); ^ 1 error generated.
vim +/pifo_map_enqueue +3992 net/core/filter.c
3960 3961 int xdp_do_redirect(struct net_device *dev, struct xdp_buff *xdp, 3962 struct bpf_prog *xdp_prog) 3963 { 3964 struct bpf_redirect_info *ri = this_cpu_ptr(&bpf_redirect_info); 3965 enum bpf_map_type map_type = ri->map_type; 3966 void *fwd = ri->tgt_value; 3967 u32 map_id = ri->map_id; 3968 struct bpf_map *map; 3969 int err; 3970 3971 ri->map_id = 0; /* Valid map id idr range: [1,INT_MAX[ */ 3972 ri->map_type = BPF_MAP_TYPE_UNSPEC; 3973 3974 switch (map_type) { 3975 case BPF_MAP_TYPE_DEVMAP: 3976 fallthrough; 3977 case BPF_MAP_TYPE_DEVMAP_HASH: 3978 map = READ_ONCE(ri->map); 3979 if (unlikely(map)) { 3980 WRITE_ONCE(ri->map, NULL); 3981 err = dev_map_enqueue_multi(xdp, dev, map, 3982 ri->flags & BPF_F_EXCLUDE_INGRESS); 3983 } else { 3984 err = dev_map_enqueue(fwd, xdp, dev); 3985 } 3986 break; 3987 case BPF_MAP_TYPE_PIFO: 3988 map = READ_ONCE(ri->map); 3989 if (unlikely(!map)) 3990 err = -EINVAL; 3991 else > 3992 err = pifo_map_enqueue(map, xdp, ri->tgt_index); 3993 break; 3994 case BPF_MAP_TYPE_CPUMAP: 3995 err = cpu_map_enqueue(fwd, xdp, dev); 3996 break; 3997 case BPF_MAP_TYPE_XSKMAP: 3998 err = __xsk_map_redirect(fwd, xdp); 3999 break; 4000 case BPF_MAP_TYPE_UNSPEC: 4001 if (map_id == INT_MAX) { 4002 fwd = dev_get_by_index_rcu(dev_net(dev), ri->tgt_index); 4003 if (unlikely(!fwd)) { 4004 err = -EINVAL; 4005 break; 4006 } 4007 err = dev_xdp_enqueue(fwd, xdp, dev); 4008 break; 4009 } 4010 fallthrough; 4011 default: 4012 err = -EBADRQC; 4013 } 4014 4015 if (unlikely(err)) 4016 goto err; 4017 4018 _trace_xdp_redirect_map(dev, xdp_prog, fwd, map_type, map_id, ri->tgt_index); 4019 return 0; 4020 err: 4021 _trace_xdp_redirect_map_err(dev, xdp_prog, fwd, map_type, map_id, ri->tgt_index, err); 4022 return err; 4023 } 4024 EXPORT_SYMBOL_GPL(xdp_do_redirect); 4025
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