linux-kernel - Re: [PATCHv2 bpf-next 5/9] libbpf: Add uprobe session attach type names to attach_type

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Message-ID: <ZoWHQ3V4WyZcTodb@krava>
Date: Wed, 3 Jul 2024 19:15:47 +0200
From: Jiri Olsa <olsajiri@...il.com>
To: Andrii Nakryiko <andrii.nakryiko@...il.com>
Cc: Oleg Nesterov <oleg@...hat.com>, Peter Zijlstra <peterz@...radead.org>,
	Alexei Starovoitov <ast@...nel.org>,
	Daniel Borkmann <daniel@...earbox.net>,
	Andrii Nakryiko <andrii@...nel.org>, bpf@...r.kernel.org,
	Martin KaFai Lau <kafai@...com>, Song Liu <songliubraving@...com>,
	Yonghong Song <yhs@...com>,
	John Fastabend <john.fastabend@...il.com>,
	KP Singh <kpsingh@...omium.org>,
	Stanislav Fomichev <sdf@...gle.com>, Hao Luo <haoluo@...gle.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Masami Hiramatsu <mhiramat@...nel.org>,
	linux-kernel@...r.kernel.org, linux-trace-kernel@...r.kernel.org
Subject: Re: [PATCHv2 bpf-next 5/9] libbpf: Add uprobe session attach type
 names to attach_type_name

On Tue, Jul 02, 2024 at 02:56:34PM -0700, Andrii Nakryiko wrote:
> On Mon, Jul 1, 2024 at 9:43 AM Jiri Olsa <jolsa@...nel.org> wrote:
> >
> > Adding uprobe session attach type name to attach_type_name,
> > so libbpf_bpf_attach_type_str returns proper string name for
> > BPF_TRACE_UPROBE_SESSION attach type.
> >
> > Signed-off-by: Jiri Olsa <jolsa@...nel.org>
> > ---
> >  tools/lib/bpf/libbpf.c | 1 +
> >  1 file changed, 1 insertion(+)
> >
> 
> Can you merge this into a patch that adds BPF_TRACE_UPROBE_SESSION to
> keep bisectability of BPF selftests? It's a trivial patch, so
> shouldn't be a big deal.

ok

jirka

> 
> > diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
> > index 492a8eb4d047..e69a54264580 100644
> > --- a/tools/lib/bpf/libbpf.c
> > +++ b/tools/lib/bpf/libbpf.c
> > @@ -133,6 +133,7 @@ static const char * const attach_type_name[] = {
> >         [BPF_NETKIT_PRIMARY]            = "netkit_primary",
> >         [BPF_NETKIT_PEER]               = "netkit_peer",
> >         [BPF_TRACE_KPROBE_SESSION]      = "trace_kprobe_session",
> > +       [BPF_TRACE_UPROBE_SESSION]      = "trace_uprobe_session",
> >  };
> >
> >  static const char * const link_type_name[] = {
> > --
> > 2.45.2
> >