From patchwork Sun Mar 16 12:21:52 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: 14018428 X-Patchwork-Delegate: rostedt@goodmis.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 7FBD818B47C; Sun, 16 Mar 2025 12:21:57 +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=1742127717; cv=none; b=aJNZdi7f1FB2sngK8NmWfp0W6jaMeD6EHlIF0b2rZ8HJsN3mWNzrJtVxyq8tzVBSoiN7km+GxETHM6kPkfPpXHr7wlcCHl9zq4TVYQBCB50jUGTgLTWK9r+t8F0710wiUARwn/XF9ghBUrdo3LkBPImXayQH6QvPFonG+uXLIS0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742127717; c=relaxed/simple; bh=y26tfEd3RrwIby+c9q4PmhmcouiauWQ8HV8iy1l4U3M=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=mEOfDLUQ4koRgudZSX/BXh+dQjT43OkMAZRkNER4UmxsayWcfAo+UJili18ZBoe5rDzVfflVtYmz4iJLatfoPzhSHJQpWuUUhhQO2w4dq7PnV2RimPXE5uEf8tjihwo4hBckL5+Kc7Rn32Pi5WLycYCA/QucyX3bq6kYyd/U3e8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=aZPActpl; 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="aZPActpl" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6641EC4CEDD; Sun, 16 Mar 2025 12:21:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1742127717; bh=y26tfEd3RrwIby+c9q4PmhmcouiauWQ8HV8iy1l4U3M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aZPActplDB7iTUEFZYECTRc5twmgJVus7StJps9Bke4kX5VDlfPir5JuriSqc7gNS GWgAd2wz+oKPrho5rgWsNYIUIRxZZOcrfCVyKPHYGsWX+rNzcFKyjGqHzlLoTwhC/C F2UhWrXfod5voQ5hw90+I8rEm4SuLDvTFisUPYZeLzY/MDthNsFfgprdYqAdNHxGvP LPb5/S5yJx12AcOfRNLMzfTXv8Xnj4MGTqMxamnJALlraBYHSbxW6Rd/qyMXeEtUNI bNSyXKQa9Am3AA7Aw23XzdjKMokC6BaRyB7rVlnF7CazvLT0zDfdx9gMlnbL8NDo7k ijXLPyXbg6C6Q== From: "Masami Hiramatsu (Google)" To: Steven Rostedt Cc: Masami Hiramatsu , Mathieu Desnoyers , linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org Subject: [PATCH 4/4] selftests: tracing: Enable fprobe events before checking enable_functions Date: Sun, 16 Mar 2025 21:21:52 +0900 Message-ID: <174212771234.348872.14455715715729686727.stgit@devnote2> X-Mailer: git-send-email 2.43.0 In-Reply-To: <174212767109.348872.18231451508464729427.stgit@devnote2> References: <174212767109.348872.18231451508464729427.stgit@devnote2> 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) Signed-off-by: Masami Hiramatsu (Google) --- .../ftrace/test.d/dynevent/add_remove_fprobe.tc | 30 +++++++++++++------- 1 file changed, 19 insertions(+), 11 deletions(-) diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_fprobe.tc b/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_fprobe.tc index 449f9d8be746..603dad73e7e8 100644 --- a/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_fprobe.tc +++ b/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_fprobe.tc @@ -12,6 +12,18 @@ PLACE3="schedule_timeout" echo "f:myevent1 $PLACE" >> dynamic_events +echo "f:myevent2 $PLACE%return" >> dynamic_events + +# add another event +echo "f:myevent3 $PLACE2" >> dynamic_events + +grep -q myevent1 dynamic_events +grep -q myevent2 dynamic_events +grep -q myevent3 dynamic_events +test -d events/fprobes/myevent1 +test -d events/fprobes/myevent2 + +echo 1 > events/fprobes/myevent1/enable # Make sure the event is attached and is the only one grep -q $PLACE enabled_functions cnt=`cat enabled_functions | wc -l` @@ -19,29 +31,22 @@ if [ $cnt -ne 1 ]; then exit_fail fi -echo "f:myevent2 $PLACE%return" >> dynamic_events - +echo 1 > events/fprobes/myevent2/enable # It should till be the only attached function cnt=`cat enabled_functions | wc -l` if [ $cnt -ne 1 ]; then exit_fail fi -# add another event -echo "f:myevent3 $PLACE2" >> dynamic_events - +echo 1 > events/fprobes/myevent3/enable +# If the function is different, the attached function should be increased grep -q $PLACE2 enabled_functions cnt=`cat enabled_functions | wc -l` if [ $cnt -ne 2 ]; then exit_fail fi -grep -q myevent1 dynamic_events -grep -q myevent2 dynamic_events -grep -q myevent3 dynamic_events -test -d events/fprobes/myevent1 -test -d events/fprobes/myevent2 - +echo 0 > events/fprobes/myevent2/enable echo "-:myevent2" >> dynamic_events grep -q myevent1 dynamic_events @@ -53,6 +58,7 @@ if [ $cnt -ne 2 ]; then exit_fail fi +echo 0 > events/fprobes/enable echo > dynamic_events # Should have none left @@ -63,12 +69,14 @@ fi echo "f:myevent4 $PLACE" >> dynamic_events +echo 1 > events/fprobes/myevent4/enable # Should only have one enabled cnt=`cat enabled_functions | wc -l` if [ $cnt -ne 1 ]; then exit_fail fi +echo 0 > events/fprobes/enable echo > dynamic_events # Should have none left