On Fri, Apr 8, 2022 at 1:34 PM Andrii Nakryiko <andrii@xxxxxxxxxx> wrote:
>
> Similar to previous patch, support target-less definitions like
> SEC("fentry"), SEC("freplace"), etc. For such BTF-backed program types
> it is expected that user will specify BTF target programmatically at
> runtime using bpf_program__set_attach_target() *before* load phase. If
> not, libbpf will report this as an error.
>
> Aslo use SEC_ATTACH_BTF flag instead of explicitly listing a set of
> types that are expected to require attach_btf_id. This was an accidental
> omission during custom SEC() support refactoring.
>
> Signed-off-by: Andrii Nakryiko <andrii@xxxxxxxxxx>
Acked-by: Song Liu <songliubraving@xxxxxx>
