From patchwork Tue Aug 3 17:05:48 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steven Rostedt X-Patchwork-Id: 491243 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 3C864C4320A for ; Tue, 3 Aug 2021 17:06:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1E51360EB9 for ; Tue, 3 Aug 2021 17:06:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237540AbhHCRGU (ORCPT ); Tue, 3 Aug 2021 13:06:20 -0400 Received: from mail.kernel.org ([198.145.29.99]:38668 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237291AbhHCRGU (ORCPT ); Tue, 3 Aug 2021 13:06:20 -0400 Received: from gandalf.local.home (cpe-66-24-58-225.stny.res.rr.com [66.24.58.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B5B9760F70; Tue, 3 Aug 2021 17:06:08 +0000 (UTC) Received: from rostedt by gandalf.local.home with local (Exim 4.94.2) (envelope-from ) id 1mAxrj-002ubY-Kq; Tue, 03 Aug 2021 13:06:07 -0400 From: Steven Rostedt To: linux-trace-devel@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Tom Zanussi , Daniel Bristot de Oliveira , Masami Hiramatsu , Namhyung Kim , linux-rt-users , Clark Williams , "Steven Rostedt (VMware)" Subject: [PATCH v3 04/22] libtracefs: Add unit test to test tracefs_sql() compare Date: Tue, 3 Aug 2021 13:05:48 -0400 Message-Id: <20210803170606.694085-5-rostedt@goodmis.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210803170606.694085-1-rostedt@goodmis.org> References: <20210803170606.694085-1-rostedt@goodmis.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-rt-users@vger.kernel.org From: "Steven Rostedt (VMware)" Add a test to test passing time from sched_waking to sched_switch to show wake up latency. Signed-off-by: Steven Rostedt (VMware) --- utest/tracefs-utest.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/utest/tracefs-utest.c b/utest/tracefs-utest.c index 89bb1cce61f7..93bc6f16f99a 100644 --- a/utest/tracefs-utest.c +++ b/utest/tracefs-utest.c @@ -50,6 +50,9 @@ #define SQL_2_EVENT "wakeup_2" #define SQL_2_SQL "select woke.next_pid as woke_pid, wake.common_pid as waking_pid from sched_waking as wake join sched_switch as woke on woke.next_pid = wake.pid" +#define SQL_3_EVENT "wakeup_lat" +#define SQL_3_SQL "select sched_switch.next_prio as prio, end.prev_prio as pprio, (sched.sched_waking.common_timestamp.usecs - end.TIMESTAMP_USECS) as lat from sched_waking as start join sched_switch as end on start.pid = end.next_pid" + static struct tracefs_instance *test_instance; static struct tep_handle *test_tep; struct test_sample { @@ -354,6 +357,13 @@ static void test_instance_trace_sql(struct tracefs_instance *instance) tracefs_synth_free(synth); trace_seq_reset(&seq); + synth = tracefs_sql(tep, SQL_3_EVENT, SQL_3_SQL, NULL); + CU_TEST(synth != NULL); + ret = tracefs_synth_show(&seq, instance, synth); + CU_TEST(ret == 0); + tracefs_synth_free(synth); + trace_seq_reset(&seq); + tep_free(tep); trace_seq_destroy(&seq); }