Re: [bpf-next PATCH 1/4] bpf: devmap introduce dev_map_enqueue

kbuild test robot
2018-05-10T09:11:00Z

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Hi Jesper,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on bpf-next/master]

url: https://github.com/0day-ci/linux/commits/Jesper-Dangaard-Brouer/xdp-introduce-bulking-for-ndo_xdp_xmit-API/20180510-134105
base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
config: x86_64-randconfig-x014-201818 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-16) 7.3.0
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64

All warnings (new ones prefixed by >>):

In file included from kernel/sysctl.c:67:0:
>> include/linux/bpf.h:577:28: warning: 'struct bpf_dtab_netdev' declared inside parameter list will not be visible outside of this definition or declaration
int dev_map_enqueue(struct bpf_dtab_netdev *dst, struct xdp_buff *xdp)
^~~~~~~~~~~~~~~

vim +577 include/linux/bpf.h

574
575 struct xdp_buff;
576 static inline
> 577 int dev_map_enqueue(struct bpf_dtab_netdev *dst, struct xdp_buff *xdp)
578 {
579 return 0;
580 }
581

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