[zen-kernel-zen-kernel:5.10/bbr2 14/27] net/ipv4/bpf_tcp_ca.c:19:38: error: 'struct tcp_congestion_ops' has no member named 'min_tso_segs'; did you mean

[kernel test robot <lkp@intel.com>]

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tree:   https://github.com/zen-kernel/zen-kernel 5.10/bbr2
head:   b9dd14514a5879eee40822e28074dcc6a12e12b8
commit: ba575c2fd7855b0586a87bbc6a67e1fa7fd397a1 [14/27] net-tcp: re-generalize TSO sizing in TCP CC module API
config: x86_64-randconfig-s022-20210115 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.3-208-g46a52ca4-dirty
        # https://github.com/zen-kernel/zen-kernel/commit/ba575c2fd7855b0586a87bbc6a67e1fa7fd397a1
        git remote add zen-kernel-zen-kernel https://github.com/zen-kernel/zen-kernel
        git fetch --no-tags zen-kernel-zen-kernel 5.10/bbr2
        git checkout ba575c2fd7855b0586a87bbc6a67e1fa7fd397a1
        # save the attached .config to linux build tree
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

Note: the zen-kernel-zen-kernel/5.10/bbr2 HEAD b9dd14514a5879eee40822e28074dcc6a12e12b8 builds fine.
      It only hurts bisectibility.

All errors (new ones prefixed by >>):

   In file included from <command-line>:
>> net/ipv4/bpf_tcp_ca.c:19:38: error: 'struct tcp_congestion_ops' has no member named 'min_tso_segs'; did you mean 'tso_segs'?
      19 |  offsetof(struct tcp_congestion_ops, min_tso_segs),
         |                                      ^~~~~~~~~~~~
   include/linux/compiler_types.h:135:57: note: in definition of macro '__compiler_offsetof'
     135 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
         |                                                         ^
   net/ipv4/bpf_tcp_ca.c:19:2: note: in expansion of macro 'offsetof'
      19 |  offsetof(struct tcp_congestion_ops, min_tso_segs),
         |  ^~~~~~~~


vim +19 net/ipv4/bpf_tcp_ca.c

0baf26b0fcd74bbf Martin KaFai Lau 2020-01-08  11  
0baf26b0fcd74bbf Martin KaFai Lau 2020-01-08  12  static u32 optional_ops[] = {
0baf26b0fcd74bbf Martin KaFai Lau 2020-01-08  13  	offsetof(struct tcp_congestion_ops, init),
0baf26b0fcd74bbf Martin KaFai Lau 2020-01-08  14  	offsetof(struct tcp_congestion_ops, release),
0baf26b0fcd74bbf Martin KaFai Lau 2020-01-08  15  	offsetof(struct tcp_congestion_ops, set_state),
0baf26b0fcd74bbf Martin KaFai Lau 2020-01-08  16  	offsetof(struct tcp_congestion_ops, cwnd_event),
0baf26b0fcd74bbf Martin KaFai Lau 2020-01-08  17  	offsetof(struct tcp_congestion_ops, in_ack_event),
0baf26b0fcd74bbf Martin KaFai Lau 2020-01-08  18  	offsetof(struct tcp_congestion_ops, pkts_acked),
0baf26b0fcd74bbf Martin KaFai Lau 2020-01-08 @19  	offsetof(struct tcp_congestion_ops, min_tso_segs),
0baf26b0fcd74bbf Martin KaFai Lau 2020-01-08  20  	offsetof(struct tcp_congestion_ops, sndbuf_expand),
0baf26b0fcd74bbf Martin KaFai Lau 2020-01-08  21  	offsetof(struct tcp_congestion_ops, cong_control),
0baf26b0fcd74bbf Martin KaFai Lau 2020-01-08  22  };
0baf26b0fcd74bbf Martin KaFai Lau 2020-01-08  23  

:::::: The code at line 19 was first introduced by commit
:::::: 0baf26b0fcd74bbfcef53c5d5e8bad2b99c8d0d2 bpf: tcp: Support tcp_congestion_ops in bpf

:::::: TO: Martin KaFai Lau <kafai@fb.com>
:::::: CC: Alexei Starovoitov <ast@kernel.org>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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