From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 80A96C67837 for ; Thu, 11 Oct 2018 21:03:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 45A852077C for ; Thu, 11 Oct 2018 21:03:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="CdtdaUOT" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 45A852077C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727460AbeJLEb7 (ORCPT ); Fri, 12 Oct 2018 00:31:59 -0400 Received: from mail.kernel.org ([198.145.29.99]:40406 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727182AbeJLEbl (ORCPT ); Fri, 12 Oct 2018 00:31:41 -0400 Received: from localhost.localdomain (c-98-220-238-81.hsd1.il.comcast.net [98.220.238.81]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 6CEE221470; Thu, 11 Oct 2018 21:02:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1539291761; bh=Xya6dL0T3RSJbvXIz/j74srex9UWRmnrQq/Evwx18wU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:In-Reply-To: References:From; b=CdtdaUOT4B9TflBfdd/7jlI+5163P+8b2jO1yZoa6Qy89P3v/F8GK/AE5MAeZrUyb cXPzJbXVA1Ue9p+ZQeLKfyg6zX2f7KMIt8tioLl01DqbZbkJzBsaNTbnXR6aptCK6r yDFH4URtGSfFWiRJrf9sh3LHrltuvUldqVVHEsig= From: Tom Zanussi To: rostedt@goodmis.org Cc: tglx@linutronix.de, mhiramat@kernel.org, namhyung@kernel.org, vedang.patel@intel.com, bigeasy@linutronix.de, joel@joelfernandes.org, mathieu.desnoyers@efficios.com, julia@ni.com, linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org Subject: [PATCH v6 13/15] tracing: Add hist trigger onchange() handler test case Date: Thu, 11 Oct 2018 16:02:10 -0500 Message-Id: <3b24797f013b6274ba4c59acfe63c611ad3ad912.1539288364.git.tom.zanussi@linux.intel.com> X-Mailer: git-send-email 2.14.1 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Tom Zanussi Add a test case verifying the basic functionality of the hist:onchange($var) handler. Signed-off-by: Tom Zanussi --- .../inter-event/trigger-onchange-action-hist.tc | 39 ++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onchange-action-hist.tc diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onchange-action-hist.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onchange-action-hist.tc new file mode 100644 index 000000000000..d6c452ce5c32 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onchange-action-hist.tc @@ -0,0 +1,39 @@ +#!/bin/sh +# description: event trigger - test inter-event histogram trigger onchange action + +do_reset() { + reset_trigger + echo > set_event + clear_trace +} + +fail() { #msg + do_reset + echo $1 + exit_fail +} + +if [ ! -f set_event ]; then + echo "event tracing is not supported" + exit_unsupported +fi + +grep "onchange(var)" README > /dev/null || exit_unsupported # version issue + +reset_tracer +do_reset + +echo "Test onchange action" + +echo 'hist:keys=comm:newprio=prio:onchange($newprio).save(comm,prio) if comm=="ping"' >> /sys/kernel/debug/tracing/events/sched/sched_waking/trigger + +ping localhost -c 3 +nice -n 1 ping localhost -c 3 + +if ! grep -q "changed:" events/sched/sched_waking/hist; then + fail "Failed to create onchange action inter-event histogram" +fi + +do_reset + +exit 0 -- 2.14.1