From patchwork Wed Feb 26 06:18:37 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Masami Hiramatsu (Google)" X-Patchwork-Id: 13991544 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 B371D16DEB1; Wed, 26 Feb 2025 06:18:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740550721; cv=none; b=SPWb+7Q/2MQP8I6kM9ciqbC81l2X0qRYfxB0E1nfV0B+gueqvZom6iwo13LIPXR6CknVKryqLSWpACRhIEZWvS/NnUaCVsDdlvEynpKCyAm7VNt7AYzcgNH1x926MAI/Rq+RorvXtB1FhLRoqF2/3/53TLfUJy0EVc0hm6djiIY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740550721; c=relaxed/simple; bh=ih0Il9VNpXYbKf9bvdfY0gWj93ycLMrwGzMmW0dJ+fY=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:Content-Type; b=OsyAyeH7VEpxud0Ba3sLEAEwAQ7LoSeVXIM6pz0Jnxv+JlbWZQ5v0HoheeLWVoPCs06Q8LNskBbo+RSCZ2DLXrSgKS6C2e0igdgo8VPSA9g81/n0Gi3ybNoHuF7Haac5IaWpGiyw+rXQsTGJjtVE+nH9A/sjZ+sZKGmA6KFTN9I= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=AbzL73He; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="AbzL73He" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2AE67C4CED6; Wed, 26 Feb 2025 06:18:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740550721; bh=ih0Il9VNpXYbKf9bvdfY0gWj93ycLMrwGzMmW0dJ+fY=; h=From:To:Cc:Subject:Date:From; b=AbzL73HehKGV2Yfi4pr6Iw/PzCjphe0OupUVlfAS4QQ/cPn9isb2Ug2ROIbI2vOvh SUX3bF4ZVNpa+G4XA/qe4Xc08Z4kSIduDftSW/UYkMX6cmedEgxGOWi2AzdXVnCQim 4BN0kxFn1unZ4bOIK9jPLAcDXdQiWZIRYhgVLfojcFpXfHM9yswHhmO7wZKoGjP7DJ u1BIgWDELd6srw2SxcbWaBuPbd+BbV34vVMj2p5BCozjnnOlP0g61QMo3Ar03QmYsX whYENUeUe//eqRafVWKsHD4YT4ltzUk28isLlgdJEUdCd4pfO0o+eOuj8viJWS9api gK9difvOiXatw== From: "Masami Hiramatsu (Google)" To: Steven Rostedt , Shuah Khan Cc: Masami Hiramatsu , Mathieu Desnoyers , Hari Bathini , linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH 0/8] tracing: probes: Fixes and enhancing error logs Date: Wed, 26 Feb 2025 15:18:37 +0900 Message-ID: <174055071644.4079315.12468865615828925878.stgit@mhiramat.tok.corp.google.com> X-Mailer: git-send-email 2.48.1.658.g4767266eb4-goog User-Agent: StGit/0.19 Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 The following series fixes some bugs and adding some error messages which are not handled. This also add some selftests which tests the new error messages. Thank you, --- Masami Hiramatsu (Google) (8): tracing: tprobe-events: Fix a memory leak when tprobe with $retval tracing: tprobe-events: Reject invalid tracepoint name tracing: fprobe-events: Log error for exceeding the number of entry args tracing: probe-events: Log errro for exceeding the number of arguments tracing: probe-events: Remove unused MAX_ARG_BUF_LEN macro selftests/ftrace: Expand the tprobe event test to check wrong format selftests/ftrace: Add new syntax error test selftests/ftrace: Add dynamic events argument limitation test case kernel/trace/trace_eprobe.c | 2 + kernel/trace/trace_fprobe.c | 25 +++++++++++- kernel/trace/trace_kprobe.c | 5 ++ kernel/trace/trace_probe.h | 6 ++- kernel/trace/trace_uprobe.c | 9 +++- .../ftrace/test.d/dynevent/add_remove_tprobe.tc | 14 +++++++ .../ftrace/test.d/dynevent/dynevent_limitations.tc | 42 ++++++++++++++++++++ .../ftrace/test.d/dynevent/fprobe_syntax_errors.tc | 1 8 files changed, 98 insertions(+), 6 deletions(-) create mode 100644 tools/testing/selftests/ftrace/test.d/dynevent/dynevent_limitations.tc -- Masami Hiramatsu (Google)