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!