On Tue, Aug 16, 2022 at 3:55 PM Andrii Nakryiko <andrii.nakryiko@xxxxxxxxx> wrote: > > On Tue, Aug 16, 2022 at 3:16 PM Hao Luo <haoluo@xxxxxxxxxx> wrote: > > > > On Tue, Aug 16, 2022 at 3:01 PM Andrii Nakryiko > > <andrii.nakryiko@xxxxxxxxx> wrote: > > > > > > On Tue, Aug 16, 2022 at 2:49 PM Hao Luo <haoluo@xxxxxxxxxx> wrote: > > > > > > > > Add libbpf APIs for disabling auto-attach for individual functions. > > > > This is motivated by the use case of cgroup iter [1]. Some iter > > > > types require their parameters to be non-zero, therefore applying > > > > auto-attach on them will fail. With these two new APIs, Users who > > > > want to use auto-attach and these types of iters can disable > > > > auto-attach for them and perform manual attach. > > > > > > > > [1] https://lore.kernel.org/bpf/CAEf4BzZ+a2uDo_t6kGBziqdz--m2gh2_EUwkGLDtMd65uwxUjA@xxxxxxxxxxxxxx/ > > > > > > > > Signed-off-by: Hao Luo <haoluo@xxxxxxxxxx> > > > > --- [...] > > > > diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h > > > > index 61493c4cddac..88a1ac34b12a 100644 > > > > --- a/tools/lib/bpf/libbpf.h > > > > +++ b/tools/lib/bpf/libbpf.h > > > > @@ -260,6 +260,8 @@ LIBBPF_API const char *bpf_program__name(const struct bpf_program *prog); > > > > LIBBPF_API const char *bpf_program__section_name(const struct bpf_program *prog); > > > > LIBBPF_API bool bpf_program__autoload(const struct bpf_program *prog); > > > > LIBBPF_API int bpf_program__set_autoload(struct bpf_program *prog, bool autoload); > > > > +LIBBPF_API bool bpf_program__autoattach(const struct bpf_program *prog); > > > > +LIBBPF_API void bpf_program__set_autoattach(struct bpf_program *prog, bool autoattach); > > > > > > please add these APIs to libbpf.map as well > > > > > > > Ok. Which section? LIBBPF_1.0.0? Do the items in each section have a > > particular order? > > Yes, 1.0.0 section. All the functions are sorted alphabetically. > Thanks for confirming. :)
