On Mon, Feb 21, 2022 at 11:41 PM Xu Kuohai <xukuohai@xxxxxxxxxx> wrote:
>
> If a FWD appears in the BTF before a STRUCT with the same name, the
> STRUCT is dumped with a conflicted name:
>
> $ bpftool btf dump file vmlinux format raw | grep "'unix_sock'"
> [81287] FWD 'unix_sock' fwd_kind=struct
> [89336] STRUCT 'unix_sock' size=1024 vlen=14
>
> $ bpftool btf dump file vmlinux format c | grep "struct unix_sock"
> struct unix_sock;
> struct unix_sock___2 { <--- conflict, the "___2" is unexpected
> struct unix_sock___2 *unix_sk;
>
> Fixes: 351131b51c7a ("libbpf: add btf_dump API for BTF-to-C conversion")
> Signed-off-by: Xu Kuohai <xukuohai@xxxxxxxxxx>
Acked-by: Song Liu <songliubraving@xxxxxx>
