Re: [External] Re: [PATCH bpf-next v2 8/9] libbpf: add support for the multi-link of tracing

梦龙董
2024-03-13T01:14:14Z

On Wed, Mar 13, 2024 at 12:12 AM Alexei Starovoitov
<alexei.starovoitov@gmail.com> wrote:
>
> On Mon, Mar 11, 2024 at 7:44 PM 梦龙董 <dongmenglong.8@bytedance.com> wrote:
> >
> > On Tue, Mar 12, 2024 at 9:56 AM Alexei Starovoitov
> > <alexei.starovoitov@gmail.com> wrote:
> > >
> > > On Mon, Mar 11, 2024 at 2:35 AM Menglong Dong
> > > <dongmenglong.8@bytedance.com> wrote:
[...]
> > > Pls use glob_match the way [ku]probe multi are doing
> > > instead of exact match.
> >
> > Hello,
> >
> > I'm a little suspecting the effect of glob_match. I seldom found
> > the use case that the kernel functions which we want to trace
> > have the same naming pattern. And the exact match seems more
> > useful.
> >
> > Can we use both exact and glob match here?
>
> exact is a subset of glob_match.
> Pls follow the pattern that[ku]probe multi established
> in terms of user interface expectations.

Okay!