2023-05-17 10:31 UTC+0000 ~ Yafang Shao <laoar.shao@xxxxxxxxx>
> The target_btf_id can help us understand which kernel function is
> linked by a tracing prog. The target_btf_id and target_obj_id have
> already been exposed to userspace, so we just need to show them.
>
> For some other link types like perf_event and kprobe_multi, it is not
> easy to find which functions are attached either. We may support
> ->fill_link_info for them in the future.
>
> v1->v2:
> - Skip showing them in the plain output for the old kernels. (Quentin)
> - Coding improvement. (Andrii)
>
> Yafang Shao (2):
> bpf: Show target_{obj,btf}_id in tracing link fdinfo
> bpftool: Show target_{obj,btf}_id in tracing link info
>
> kernel/bpf/syscall.c | 11 +++++++++--
> tools/bpf/bpftool/link.c | 6 ++++++
> 2 files changed, 15 insertions(+), 2 deletions(-)
>
Acked-by: Quentin Monnet <quentin@xxxxxxxxxxxxx>
Thanks!
