[v6,35/36] selftests/ftrace: Add a test case for repeating register/unregister fprobe
Message ID | 170505466094.459169.2134061568012803420.stgit@devnote2 |
---|---|
State | New |
Headers |
Return-Path: <linux-kernel+bounces-24584-ouuuleilei=gmail.com@vger.kernel.org> Delivered-To: ouuuleilei@gmail.com Received: by 2002:a05:693c:2614:b0:101:6a76:bbe3 with SMTP id mm20csp79492dyc; Fri, 12 Jan 2024 02:22:42 -0800 (PST) X-Google-Smtp-Source: AGHT+IEVHy004w0TRtZ/YFXtF6A5JtDZZ8wB5fhzB3TQKzuOWQKahLM+pK6Ye5J1IPANmWIGSWcN X-Received: by 2002:a05:6a20:43a6:b0:19a:8770:9944 with SMTP id i38-20020a056a2043a600b0019a87709944mr797407pzl.31.1705054962422; Fri, 12 Jan 2024 02:22:42 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1705054962; cv=none; d=google.com; s=arc-20160816; b=sS+DL2RSjW9OGZAmJhzMISpbgkx+f50SzPxA8Nhn/pUJdn1zpdpB+sFofrQ42/1/aT +0fICEMfjeg655gmfXeG3CoOOVyFs3hXLFERjPiYruYwOJFk8J0A5RRlYDQeGjH9RWTd y4sS9Pl8nUUIJDfh4x5jl6dqLzpBZJ/oPSZ+gMsO3rzAoh8OaU8DxYHO9odrvCTwVqeu nznH1hX2mZcRKcINebKFHkjps2GlYk5SmBrxDso00bjnSwV91DL5AVCzkEuWiNIqYu2A YKuo93EC/8vu3o04AFp/XzptnVyMoJzavJ89TZhJ7DdP1dFVmK4/Rd/eSfwtTY50ZH/i pWmg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:mime-version:list-unsubscribe :list-subscribe:list-id:precedence:user-agent:references:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature; bh=mV5TwTTFofo7Hr0MUgPsm9fSGisdc/rZSPC/dKdQApI=; fh=SIgps5XdV0XNwjZfT2uAI7g3mrspDldK9Qs8qQAfoa4=; b=VVMW+FNO4ORlp12TFF5CeGrHLFcAz7hEhNL/AZgsgruls/+hRKhHvbCmQarND6yl6I GaPhst8WyMUuJNjtt1B6L5BQvm6ukeiE6yCoIGjZ7YQKVQBqEa3zr+OYSJ+E9/ltWoTE Zk+8sCSIEIG6oS4/OWEzmbrh9t1Tdg9Jfy+KyPxbsnnRDRd0mZazFFDpJt40da/09qpr MGv0kwxj1hlpUsEYdhNCrz5xtKj5eryHrNE/D/n30b95mnwg4Ucfknoq9WQVmuPxihVR MJk/+wZHzcNwkUTGSn8e+QY/bXf2M1NqgISsXsd+MIlBIoEzqPtkRPv7385xSNsGZ4X+ aezQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=csJkroGg; spf=pass (google.com: domain of linux-kernel+bounces-24584-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-24584-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from sv.mirrors.kernel.org (sv.mirrors.kernel.org. [2604:1380:45e3:2400::1]) by mx.google.com with ESMTPS id f23-20020a635557000000b005ce107e6eb6si3043892pgm.657.2024.01.12.02.22.42 for <ouuuleilei@gmail.com> (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 12 Jan 2024 02:22:42 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-24584-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) client-ip=2604:1380:45e3:2400::1; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=csJkroGg; spf=pass (google.com: domain of linux-kernel+bounces-24584-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-24584-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 3076028F790 for <ouuuleilei@gmail.com>; Fri, 12 Jan 2024 10:22:42 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id E74EA67E77; Fri, 12 Jan 2024 10:17:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="csJkroGg" 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 4F1ED67E63; Fri, 12 Jan 2024 10:17:47 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3F329C433C7; Fri, 12 Jan 2024 10:17:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1705054666; bh=MTl3WOEWmkU7N1ZYT3IdZA3wW+cclx8nbkw1UKe91tQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=csJkroGgBq1azwpb1XOb9cRStOMc4Q/al//mb/AMOWptfL9RsQRqpDzr+DYCpwg2g P5julnK6EjveKGaVzDmqg+pBEex5n5lCKh9R3oevfXqiloSUI7UrFHzzbLz+YPtSMN spsTXCGu8jK8id08AomrpJCyRI12fpNCtWJINYaw/AiarZ7jwdq48eRCZIwomD/sai 0d8ZXS2SqhuRmq5r3uK2bf7v5YIX++WiaCbgeKkIurURyRyHhARSO/Tf18yGKncin4 i2J6Wq52XWSq6kx1iQdQcUk+pXsdnAIyuPFY6WKHje4CaiLHyGQlre1bsFNZez3zs3 nT5QnA9x6StcA== From: "Masami Hiramatsu (Google)" <mhiramat@kernel.org> To: Alexei Starovoitov <alexei.starovoitov@gmail.com>, Steven Rostedt <rostedt@goodmis.org>, Florent Revest <revest@chromium.org> Cc: linux-trace-kernel@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>, Martin KaFai Lau <martin.lau@linux.dev>, bpf <bpf@vger.kernel.org>, Sven Schnelle <svens@linux.ibm.com>, Alexei Starovoitov <ast@kernel.org>, Jiri Olsa <jolsa@kernel.org>, Arnaldo Carvalho de Melo <acme@kernel.org>, Daniel Borkmann <daniel@iogearbox.net>, Alan Maguire <alan.maguire@oracle.com>, Mark Rutland <mark.rutland@arm.com>, Peter Zijlstra <peterz@infradead.org>, Thomas Gleixner <tglx@linutronix.de>, Guo Ren <guoren@kernel.org> Subject: [PATCH v6 35/36] selftests/ftrace: Add a test case for repeating register/unregister fprobe Date: Fri, 12 Jan 2024 19:17:41 +0900 Message-Id: <170505466094.459169.2134061568012803420.stgit@devnote2> X-Mailer: git-send-email 2.34.1 In-Reply-To: <170505424954.459169.10630626365737237288.stgit@devnote2> References: <170505424954.459169.10630626365737237288.stgit@devnote2> User-Agent: StGit/0.19 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: <linux-kernel.vger.kernel.org> List-Subscribe: <mailto:linux-kernel+subscribe@vger.kernel.org> List-Unsubscribe: <mailto:linux-kernel+unsubscribe@vger.kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1787879712516440632 X-GMAIL-MSGID: 1787879712516440632 |
Series |
tracing: fprobe: function_graph: Multi-function graph and fprobe on fgraph
|
|
Commit Message
Masami Hiramatsu (Google)
Jan. 12, 2024, 10:17 a.m. UTC
From: Masami Hiramatsu (Google) <mhiramat@kernel.org> This test case repeats define and undefine the fprobe dynamic event to ensure that the fprobe does not cause any issue with such operations. Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org> --- .../test.d/dynevent/add_remove_fprobe_repeat.tc | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 tools/testing/selftests/ftrace/test.d/dynevent/add_remove_fprobe_repeat.tc
diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_fprobe_repeat.tc b/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_fprobe_repeat.tc new file mode 100644 index 000000000000..b4ad09237e2a --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_fprobe_repeat.tc @@ -0,0 +1,19 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: Generic dynamic event - Repeating add/remove fprobe events +# requires: dynamic_events "f[:[<group>/][<event>]] <func-name>[%return] [<args>]":README + +echo 0 > events/enable +echo > dynamic_events + +PLACE=$FUNCTION_FORK +REPEAT_TIMES=64 + +for i in `seq 1 $REPEAT_TIMES`; do + echo "f:myevent $PLACE" >> dynamic_events + grep -q myevent dynamic_events + test -d events/fprobes/myevent + echo > dynamic_events +done + +clear_trace