Re: [PATCH bpf-next v4 0/2] perf: stop using deprecated bpf APIs

[Arnaldo Carvalho de Melo <acme@kernel.org>]

Em Thu, Jan 20, 2022 at 02:58:29PM -0800, Andrii Nakryiko escreveu:
> On Wed, Jan 19, 2022 at 3:09 PM Christy Lee <christylee@fb.com> wrote:
> >
> > libbpf's bpf_load_program() and bpf__object_next() APIs are deprecated.
> > remove perf's usage of these deprecated functions. After this patch
> > set, the only remaining libbpf deprecated APIs in perf would be
> > bpf_program__set_prep() and bpf_program__nth_fd().
> >
> 
> Arnaldo, do you want to take this through perf tree or should we apply
> this to bpf-next? If the latter, can you give your ack as well?
> Thanks!

I'd love to be able to test it with the containers, after I push the
current batch to Linus.

- Arnaldo
 
> > Changelog:
> > ----------
> > v3 -> v4:
> > * Fixed commit title
> > * Added weak definition for deprecated function
> >
> > v2 -> v3:
> > https://lore.kernel.org/all/20220106200032.3067127-1-christylee@fb.com/
> >
> > Patch 2/2:
> > Fixed commit message to use upstream perf
> >
> > v1 -> v2:
> > https://lore.kernel.org/all/20211216222108.110518-1-christylee@fb.com/
> >
> > Patch 1/2:
> > Added missing commit message
> >
> > Patch 2/2:
> > Added more details to commit message and added steps to reproduce
> > original test case.
> >
> > Christy Lee (2):
> >   perf: stop using deprecated bpf_load_program() API
> >   perf: stop using deprecated bpf_object__next() API
> >
> >  tools/perf/tests/bpf.c       | 14 ++-----
> >  tools/perf/util/bpf-event.c  | 16 ++++++++
> >  tools/perf/util/bpf-loader.c | 72 +++++++++++++++++++++++++++---------
> >  tools/perf/util/bpf-loader.h |  1 +
> >  4 files changed, 75 insertions(+), 28 deletions(-)
> >
> > --
> > 2.30.2

-- 

- Arnaldo