linux-kernel - Re: [PATCH 0/2] LIBBPF

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Message-ID: <CAP-5=fW6tPRW2qdFE4AbXg+47CzTjDX5HEjenjTxgOZ35fFa8A@mail.gmail.com>
Date: Tue, 30 Sep 2025 13:10:59 -0700
From: Ian Rogers <irogers@...gle.com>
To: Namhyung Kim <namhyung@...nel.org>
Cc: Arnaldo Carvalho de Melo <acme@...nel.org>, Ingo Molnar <mingo@...nel.org>, 
	Thomas Gleixner <tglx@...utronix.de>, James Clark <james.clark@...aro.org>, 
	Jiri Olsa <jolsa@...nel.org>, Adrian Hunter <adrian.hunter@...el.com>, 
	Kan Liang <kan.liang@...ux.intel.com>, Clark Williams <williams@...hat.com>, 
	linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org, 
	Andrii Nakryiko <andrii@...nel.org>
Subject: Re: [PATCH 0/2] LIBBPF_DYNAMIC=1 fixes

On Fri, Sep 19, 2025 at 3:10 PM Ian Rogers <irogers@...gle.com> wrote:
>
> On Fri, Sep 19, 2025 at 2:58 PM Namhyung Kim <namhyung@...nel.org> wrote:
> >
> > On Fri, Sep 19, 2025 at 06:06:52PM -0300, Arnaldo Carvalho de Melo wrote:
> > > Hi,
> > >
> > >       Please take a look, noticed after processing a patch from Ian
> > > for another such issue, on a hurry now, haven't checked when that
> > > emit_string was introduced.
>
> emit_strings was added in Linux v6.17 and libbpf was tagged as version
> 1.7 prior to that.
>
> Thanks,
> Ian

Ping.

When this lands I can rebase:
https://lore.kernel.org/lkml/20250830053549.1966520-1-irogers@google.com/
on it.

Thanks,
Ian

> > >
> > > - Arnaldo
> > >
> > > Arnaldo Carvalho de Melo (2):
> > >   perf bpf: Move the LIBBPF_CURRENT_VERSION_GEQ macro to bpf-utils.h
> > >   perf bpf: Check libbpf version to use
> > >     btf_dump_type_data_opts.emit_strings
> >
> > Acked-by: Namhyung Kim <namhyung@...nel.org>
> >
> > Thanks,
> > Namhyung
> >
> > >
> > >  tools/perf/util/bpf-event.c  | 2 ++
> > >  tools/perf/util/bpf-filter.c | 5 +----
> > >  tools/perf/util/bpf-utils.h  | 5 +++++
> > >  3 files changed, 8 insertions(+), 4 deletions(-)
> > >
> > > --
> > > 2.51.0
> > >