From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AD62C384CF6 for ; Tue, 23 Jun 2026 14:24:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782224663; cv=none; b=bu2bZBxIYwTj90a1YGnxFt2yjgq8B7IIrT8Y2QSr9PdfBJw7Y3Czcoo5iFmPiVPjEwCyhJnJut2ttkUIGbo1CASGrrZ9nrT1OJ1nyzyqNlKUvYC7kEvi10YMe/AlArQm9jSzhqtkjSy/RP2pOqa2/l+EFq9mbKX3UjmWWRJBxC0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782224663; c=relaxed/simple; bh=c7+uUjKq0Kn3DX5pnYiw5pPNnw73KqEGRZznlbon9ow=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=bZghYdp8MvKqqykck+bEI3OF28Ou3A4EHlmY6Rs0NdrnIhjAAezlq2IAoJfYSmSW46jP6LZzja9H5cxs1LZosA1kkgnoGvITs9l31Uz+mIMJSiXuRgTRKfAkMssOAd2d/WnPUxi/ucPUwJplVm9wSf5uTI0DEOZ3vvW0UlK9JUI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=jF5o/n23; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="jF5o/n23" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 14DAF1F000E9; Tue, 23 Jun 2026 14:24:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782224662; bh=cn5PLGdOt8ITXiLMJqaoVEA2UkG8y2PoyGnjW6tmhHY=; h=From:To:Cc:Subject:Date; b=jF5o/n23RrkgL2YCI96d9xBG7q8dslHiVBxJps4JyHcmapSu87VDFegU/+AbKWzaj dH1DzlPCk4xpsJtkme6BOZvJLsn4WUWTiiWa+828XPCXjgOenchl2GRLwT2nfny9er BhQdhWieuqITI+h64E9wQ1mC9Vzy6jkRkrUC8s+FOn5MfeJj3kqVL27vapM+AR5Sjd TB0ncAB55DeJrjIGWjtFOhBC5chSlHFJmX3VfJWiXWaynzt/1lJCqdBWY+188t4e2L ZLISn35SeHpMnrgU8NpWXQ/lvCFgC1ZiSJbvKLsB2XbMdOue3+2Sp1EFFnyPmjJNn8 x8jbywpZeoaDw== From: Jiri Olsa To: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko Cc: bpf@vger.kernel.org, Martin KaFai Lau , Eduard Zingerman , Song Liu , Yonghong Song , Quentin Monnet Subject: [PATCHv2 bpf-next 0/3] bpf: tracing_multi link info support Date: Tue, 23 Jun 2026 16:24:14 +0200 Message-ID: <20260623142417.275892-1-jolsa@kernel.org> X-Mailer: git-send-email 2.54.0 Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit hi, adding link info support for tracing_multi link. Adding the kernel support with related selftests and bpftool support to display the tracing_multi link info, the output looks like: # bpftool link ... 27: tracing_multi prog 93 attach_type trace_fentry_multi obj_id 1 count 3 btf_id addr cookie func [module] 91984 ffffffff824f4a24 a bpf_fentry_test1 91986 ffffffff824f6a84 1e bpf_fentry_test2 91987 ffffffff824f6a94 14 bpf_fentry_test3 pids test_progs(1462) thanks, jirka v1: https://lore.kernel.org/bpf/20260621204524.61067-1-jolsa@kernel.org/ v2 changes: - fix kernel symbol search logic [sashiko] - typo fixes [bots] --- Jiri Olsa (3): bpf: Add tracing_multi link info support selftests/bpf: Add tracing_multi link info tests bpftool: Add tracing_multi link info output include/uapi/linux/bpf.h | 9 +++ kernel/trace/bpf_trace.c | 55 +++++++++++++++++ tools/bpf/bpftool/link.c | 137 +++++++++++++++++++++++++++++++++++++++++ tools/include/uapi/linux/bpf.h | 9 +++ tools/testing/selftests/bpf/prog_tests/fill_link_info.c | 242 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ tools/testing/selftests/bpf/progs/test_fill_link_info.c | 6 ++ 6 files changed, 458 insertions(+)