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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 94524C001DB for ; Tue, 15 Aug 2023 12:34:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237240AbjHOMeR (ORCPT ); Tue, 15 Aug 2023 08:34:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40362 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237277AbjHOMdw (ORCPT ); Tue, 15 Aug 2023 08:33:52 -0400 Received: from out30-130.freemail.mail.aliyun.com (out30-130.freemail.mail.aliyun.com [115.124.30.130]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6F5D91BF6; Tue, 15 Aug 2023 05:33:44 -0700 (PDT) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R371e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018045192;MF=renyu.zj@linux.alibaba.com;NM=1;PH=DS;RN=20;SR=0;TI=SMTPD_---0Vps0sJO_1692102816; Received: from 30.221.150.39(mailfrom:renyu.zj@linux.alibaba.com fp:SMTPD_---0Vps0sJO_1692102816) by smtp.aliyun-inc.com; Tue, 15 Aug 2023 20:33:38 +0800 Message-ID: <30f6e625-cd3e-f846-e04d-667404f9f3c5@linux.alibaba.com> Date: Tue, 15 Aug 2023 20:33:36 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [PATCH v6 5/7] perf test: Add pmu-event test for "Compat" and new event_field. To: Ian Rogers Cc: John Garry , Will Deacon , James Clark , Arnaldo Carvalho de Melo , Mark Rutland , Mike Leach , Leo Yan , Namhyung Kim , Peter Zijlstra , Ingo Molnar , Alexander Shishkin , Jiri Olsa , Adrian Hunter , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, linux-doc@vger.kernel.org, Zhuo Song , Shuai Xue References: <1691394685-61240-1-git-send-email-renyu.zj@linux.alibaba.com> <1691394685-61240-6-git-send-email-renyu.zj@linux.alibaba.com> From: Jing Zhang In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 在 2023/8/15 上午9:11, Ian Rogers 写道: > On Mon, Aug 7, 2023 at 12:51 AM Jing Zhang wrote: >> >> Add new event test for uncore system event which is used to verify the >> functionality of "Compat" matching multiple identifiers and the new event >> fields "EventIdCode" and "Type". >> >> Signed-off-by: Jing Zhang > > Did you test with NO_JEVENTS=1? > You are absolutely right. I completely overlooked the case where NO_JEVENTS=1. >> --- >> .../pmu-events/arch/test/test_soc/sys/uncore.json | 8 ++++ >> tools/perf/tests/pmu-events.c | 55 ++++++++++++++++++++++ >> 2 files changed, 63 insertions(+) >> >> diff --git a/tools/perf/pmu-events/arch/test/test_soc/sys/uncore.json b/tools/perf/pmu-events/arch/test/test_soc/sys/uncore.json >> index c7e7528..19ec595 100644 >> --- a/tools/perf/pmu-events/arch/test/test_soc/sys/uncore.json >> +++ b/tools/perf/pmu-events/arch/test/test_soc/sys/uncore.json >> @@ -12,5 +12,13 @@ >> "EventName": "sys_ccn_pmu.read_cycles", >> "Unit": "sys_ccn_pmu", >> "Compat": "0x01" >> + }, >> + { >> + "BriefDescription": "Counts total cache misses in first lookup result (high priority).", >> + "Type": "0x05", >> + "EventIdCode": "0x01", >> + "EventName": "sys_cmn_pmu.hnf_cache_miss", >> + "Unit": "sys_cmn_pmu", >> + "Compat": "434*;436*;43c*;43a01" > > I suspect this needs adding here: > https://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools-next.git/tree/tools/perf/pmu-events/empty-pmu-events.c?h=perf-tools-next#n247 > After adding the relevant code in empty-pmu-events.c, it can successfully test with NO_JEVENTS=1. Thanks, Jing > Thanks, > Ian > >> } >> ] >> diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c >> index 3204252..79fb3e2 100644 >> --- a/tools/perf/tests/pmu-events.c >> +++ b/tools/perf/tests/pmu-events.c >> @@ -255,9 +255,24 @@ struct perf_pmu_test_pmu { >> .matching_pmu = "uncore_sys_ccn_pmu4", >> }; >> >> +static const struct perf_pmu_test_event sys_cmn_pmu_hnf_cache_miss = { >> + .event = { >> + .name = "sys_cmn_pmu.hnf_cache_miss", >> + .event = "type=0x05,eventid=0x01", >> + .desc = "Counts total cache misses in first lookup result (high priority). Unit: uncore_sys_cmn_pmu ", >> + .topic = "uncore", >> + .pmu = "uncore_sys_cmn_pmu", >> + .compat = "434*;436*;43c*;43a01", >> + }, >> + .alias_str = "type=0x5,eventid=0x1", >> + .alias_long_desc = "Counts total cache misses in first lookup result (high priority). Unit: uncore_sys_cmn_pmu ", >> + .matching_pmu = "uncore_sys_cmn_pmu0", >> +}; >> + >> static const struct perf_pmu_test_event *sys_events[] = { >> &sys_ddr_pmu_write_cycles, >> &sys_ccn_pmu_read_cycles, >> + &sys_cmn_pmu_hnf_cache_miss, >> NULL >> }; >> >> @@ -704,6 +719,46 @@ static int __test_uncore_pmu_event_aliases(struct perf_pmu_test_pmu *test_pmu) >> &sys_ccn_pmu_read_cycles, >> }, >> }, >> + { >> + .pmu = { >> + .name = (char *)"uncore_sys_cmn_pmu0", >> + .is_uncore = 1, >> + .id = (char *)"43401", >> + }, >> + .aliases = { >> + &sys_cmn_pmu_hnf_cache_miss, >> + }, >> + }, >> + { >> + .pmu = { >> + .name = (char *)"uncore_sys_cmn_pmu0", >> + .is_uncore = 1, >> + .id = (char *)"43602", >> + }, >> + .aliases = { >> + &sys_cmn_pmu_hnf_cache_miss, >> + }, >> + }, >> + { >> + .pmu = { >> + .name = (char *)"uncore_sys_cmn_pmu0", >> + .is_uncore = 1, >> + .id = (char *)"43c03", >> + }, >> + .aliases = { >> + &sys_cmn_pmu_hnf_cache_miss, >> + }, >> + }, >> + { >> + .pmu = { >> + .name = (char *)"uncore_sys_cmn_pmu0", >> + .is_uncore = 1, >> + .id = (char *)"43a01", >> + }, >> + .aliases = { >> + &sys_cmn_pmu_hnf_cache_miss, >> + }, >> + } >> }; >> >> /* Test that aliases generated are as expected */ >> -- >> 1.8.3.1 >>