From patchwork Fri May 24 00:49:55 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Masami Hiramatsu (Google)" X-Patchwork-Id: 13672592 X-Patchwork-Delegate: mhiramat@kernel.org 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 A9FF881F; Fri, 24 May 2024 00:50:00 +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=1716511800; cv=none; b=cWbxXdm5pwKnYv9Gm8DrrCtd01Dt/Yeg2tR3UBjFCKN1nnTnUqRuK8mKLRF3aRPeW5yh1uZxQMR4yNlw5YZBhdFV/vrcXweHsYMySDpTkman8OrkGNUWMYckyY9N9vTZAPcUBUULn1t0486hWv3Q9UdBWk2FL8gqibRhEufMiVI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716511800; c=relaxed/simple; bh=DruTHJyj0udcvCsGY6ote/v3/C47/j6EtDcf/pbii1E=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version:Content-Type; b=tsIvdV1wayT42lL51n//x3QkRcbTFMG+phrlmdXsy8PV7a6Ndj0fAzE/jPiVg0TJGLfKfST16qicuA0QjHbmCbc5pdNNPEuGorZTBt1NpgMdBYiGHSyV5vydZm9BAkOcnA8Be+zLZqEh1/KLMJEMdCUm5jDDAj9x5agy6ISqVvY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=E9RpxoVD; 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="E9RpxoVD" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C4BA0C2BD10; Fri, 24 May 2024 00:49:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1716511800; bh=DruTHJyj0udcvCsGY6ote/v3/C47/j6EtDcf/pbii1E=; h=From:To:Cc:Subject:Date:From; b=E9RpxoVDTZT8VUAfzxM0vIdFsCXwP7cQpV9Isb3qL9yXRJd52kbzg4yQ5cBH9D56d vNcTzXTsoGta450Wou4eObbYEs7M5hT0TfnJuj7fQmqyFaG/lhRFs2zn3bosniAC9H 2lomszHSAN4cFyiglE/RKpGo4Ti8oWULMVf6bPSCypP4eMJKppVZqj0bbcP3+iNCha uJTSGBFylKIye+VCNYRinJioJbnAi50ZYNQn9Vk3/bU7fW4K9KLAiyxJYID3YzmdSA sFR3Kv0qynewXPCoer94pj+1qw0XKv/Vxga+PHZdBueIKjs8yyaMXDkLBJTcCKK5eQ h6kk9/+2vJ46w== From: "Masami Hiramatsu (Google)" To: Steven Rostedt , Shuah Khan Cc: Andrii Nakryiko , oleg@redhat.com, jolsa@kernel.org, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, mhiramat@kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH] selftests/uprobes: Add a basic uprobe testcase Date: Fri, 24 May 2024 09:49:55 +0900 Message-Id: <171651179523.161068.3164659198838770307.stgit@devnote2> X-Mailer: git-send-email 2.34.1 User-Agent: StGit/0.19 Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Masami Hiramatsu (Google) Add a basic uprobe testcase which checks whether add/remove/trace operations works on /bin/sh. Signed-off-by: Masami Hiramatsu (Google) Reviewed-by: Steven Rostedt (Google) --- .../ftrace/test.d/dynevent/add_remove_uprobe.tc | 26 ++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 tools/testing/selftests/ftrace/test.d/dynevent/add_remove_uprobe.tc diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_uprobe.tc b/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_uprobe.tc new file mode 100644 index 000000000000..a275decdc880 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_uprobe.tc @@ -0,0 +1,26 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: Generic dynamic event - add/remove/test uprobe events +# requires: uprobe_events + +echo 0 > events/enable +echo > dynamic_events + +echo 'cat /proc/$$/maps' | /bin/sh | \ + grep "r-xp .*/bin/.*sh$" | \ + awk '{printf "p:myevent %s:0x%s\n", $6,$3 }' >> uprobe_events + +grep -q myevent uprobe_events +test -d events/uprobes/myevent + +echo 1 > events/uprobes/myevent/enable +echo 'ls' | /bin/sh > /dev/null +echo 0 > events/uprobes/myevent/enable +grep -q myevent trace + +echo "-:myevent" >> uprobe_events +! grep -q myevent uprobe_events + +echo > uprobe_events + +clear_trace