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Wed, 14 Oct 2026 14:43:51 -0700 (PDT) Received: from krava ([176.74.159.170]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-48df2619703sm1681492f8f.24.2026.10.14.14.43.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 14 Oct 2026 14:43:51 -0700 (PDT) From: Jiri Olsa X-Google-Original-From: Jiri Olsa Date: Wed, 14 Oct 2026 23:43:48 +0200 To: Leon Hwang Cc: bpf@vger.kernel.org, Alexei Starovoitov , Daniel Borkmann , John Fastabend , Andrii Nakryiko , Eduard Zingerman , Kumar Kartikeya Dwivedi , Martin KaFai Lau , Song Liu , Yonghong Song , Emil Tsalapatis , Ihor Solodrai , Quentin Monnet , Shuah Khan , Mykyta Yatsenko , Avinash Duduskar , Anton Protopopov , Amery Hung , Jordan Rife , Rong Tao , Eyal Birger , Pu Lehui , Jingguo Tan , Lin Ma , linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: Re: [PATCH bpf-next v2 14/21] bpf: Add tracing_multi link info support for bpf progs Message-ID: References: <20261012154024.29423-1-leon.hwang@linux.dev> <20261012154024.29423-15-leon.hwang@linux.dev> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261012154024.29423-15-leon.hwang@linux.dev> On Mon, Oct 12, 2026 at 11:40:16PM +0800, Leon Hwang wrote: > Show bpf prog info in the link info. > > $ bpftool link > 9: tracing_multi prog 25 > attach_type trace_fsession_multi btf_obj_id 1 count 2 > prog_id func_btf_id addr cookie func [module] > 21 4 ffffffffc080064c 16706819 target_1 [bpf] > 22 5 ffffffffc08006d4 16706819 target_2 [bpf] > pids test_progs(98) > > Signed-off-by: Leon Hwang > --- > include/uapi/linux/bpf.h | 7 +++- > kernel/trace/bpf_trace.c | 26 ++++++++++---- > tools/bpf/bpftool/link.c | 63 +++++++++++++++++++++++++++------- I think you should split the bpftool change into separate patch jirka