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[23.128.96.18]) by mx.google.com with ESMTP id n12si674704ejg.253.2020.07.29.02.21.29; Wed, 29 Jul 2020 02:21:52 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728301AbgG2JUS convert rfc822-to-8bit (ORCPT + 99 others); Wed, 29 Jul 2020 05:20:18 -0400 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:37402 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728051AbgG2JUR (ORCPT ); Wed, 29 Jul 2020 05:20:17 -0400 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-173-Ur1CkBnqMzOmmz4vaI_rPQ-1; Wed, 29 Jul 2020 05:20:08 -0400 X-MC-Unique: Ur1CkBnqMzOmmz4vaI_rPQ-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id BE4DF800475; Wed, 29 Jul 2020 09:20:06 +0000 (UTC) Received: from krava.redhat.com (unknown [10.40.193.247]) by smtp.corp.redhat.com (Postfix) with ESMTP id 78B666931E; Wed, 29 Jul 2020 09:20:00 +0000 (UTC) From: Jiri Olsa To: Arnaldo Carvalho de Melo Cc: Kajol Jain , Ian Rogers , Alexander Shishkin , Andi Kleen , John Garry , Michael Petlan , Namhyung Kim , Paul Clarke , Peter Zijlstra , Stephane Eranian , lkml , Ingo Molnar , Peter Zijlstra Subject: [PATCH 13/19] perf metric: Add cache_miss_cycles to metric parse test Date: Wed, 29 Jul 2020 11:19:02 +0200 Message-Id: <20200729091908.1378911-14-jolsa@kernel.org> In-Reply-To: <20200729091908.1378911-1-jolsa@kernel.org> References: <20200729091908.1378911-1-jolsa@kernel.org> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: kernel.org Content-Type: text/plain; charset=WINDOWS-1252 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Adding test that compute metric with other metrics in it. cache_miss_cycles = metric:dcache_miss_cpi + metric:icache_miss_cycles Signed-off-by: Jiri Olsa Reviewed-by: Kajol Jain Acked-by: Ian Rogers Cc: Alexander Shishkin Cc: Andi Kleen Cc: John Garry Cc: Michael Petlan Cc: Namhyung Kim Cc: Paul Clarke Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lore.kernel.org/lkml/20200719181320.785305-14-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/tests/parse-metric.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/tools/perf/tests/parse-metric.c b/tools/perf/tests/parse-metric.c index 8c48251425e1..28f33893338b 100644 --- a/tools/perf/tests/parse-metric.c +++ b/tools/perf/tests/parse-metric.c @@ -11,6 +11,8 @@ #include "debug.h" #include "expr.h" #include "stat.h" +#include +#include static struct pmu_event pme_test[] = { { @@ -22,6 +24,18 @@ static struct pmu_event pme_test[] = { "( 1 + cpu_clk_unhalted.one_thread_active / cpu_clk_unhalted.ref_xclk ) )))", .metric_name = "Frontend_Bound_SMT", }, +{ + .metric_expr = "l1d\\-loads\\-misses / inst_retired.any", + .metric_name = "dcache_miss_cpi", +}, +{ + .metric_expr = "l1i\\-loads\\-misses / inst_retired.any", + .metric_name = "icache_miss_cycles", +}, +{ + .metric_expr = "(dcache_miss_cpi + icache_miss_cycles)", + .metric_name = "cache_miss_cycles", +}, }; static struct pmu_events_map map = { @@ -162,9 +176,28 @@ static int test_frontend(void) return 0; } +static int test_cache_miss_cycles(void) +{ + double ratio; + struct value vals[] = { + { .event = "l1d-loads-misses", .val = 300 }, + { .event = "l1i-loads-misses", .val = 200 }, + { .event = "inst_retired.any", .val = 400 }, + { 0 }, + }; + + TEST_ASSERT_VAL("failed to compute metric", + compute_metric("cache_miss_cycles", vals, &ratio) == 0); + + TEST_ASSERT_VAL("cache_miss_cycles failed, wrong ratio", + ratio == 1.25); + return 0; +} + int test__parse_metric(struct test *test __maybe_unused, int subtest __maybe_unused) { TEST_ASSERT_VAL("IPC failed", test_ipc() == 0); TEST_ASSERT_VAL("frontend failed", test_frontend() == 0); + TEST_ASSERT_VAL("cache_miss_cycles failed", test_cache_miss_cycles() == 0); return 0; } -- 2.25.4