From patchwork Fri Dec 4 11:10:15 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Garry X-Patchwork-Id: 11951517 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=-18.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 00399C4167B for ; Fri, 4 Dec 2020 11:17:54 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9323A22525 for ; Fri, 4 Dec 2020 11:17:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9323A22525 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=u+Kz9xWCdkuT8DyerN6W2GA+vLjUk4oCcj27TgGMen0=; b=ZGd6D6MinHVOtnq5lOkP2Vw6j CKOmSXgl6idj7rUr0xMurCx6r6EkeR/XMr9rTwgkw6FQHiIkvAmM+ptZDrSF5azHuBBdDj+hgZ/dZ RTrDIaD8ntlVgjA571Y8lJdtfIoQRV8cJIv7RlPHun9sJyXVsqjZb2MjwKjfr8DbnfDIlNgE+GcmP kpkTE3vow9G3SalczgqiZqYaE9TYmc2ik6zkWoc7mJfhQ2trTYJW8/+ThjST4WE5wMQhW5fecZX1b XeLy2baEnw3T2zANjMdVRc/ls4KgIP9y1dn4uBvwm3fbT2GQaxwGOpLHjEPKXJ+6lz7XQaaTJ1P+J CdOfN2nMQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kl94Q-00043j-53; Fri, 04 Dec 2020 11:16:14 +0000 Received: from szxga04-in.huawei.com ([45.249.212.190]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kl93Q-0003cX-Qn for linux-arm-kernel@lists.infradead.org; Fri, 04 Dec 2020 11:15:21 +0000 Received: from DGGEMS410-HUB.china.huawei.com (unknown [172.30.72.58]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4CnVTh5GHvz15XXh; Fri, 4 Dec 2020 19:14:32 +0800 (CST) Received: from localhost.localdomain (10.69.192.58) by DGGEMS410-HUB.china.huawei.com (10.3.19.210) with Microsoft SMTP Server id 14.3.487.0; Fri, 4 Dec 2020 19:14:27 +0800 From: John Garry To: , , , , , , , , , , Subject: [PATCH v6 09/10] perf metricgroup: Support adding metrics for system PMUs Date: Fri, 4 Dec 2020 19:10:15 +0800 Message-ID: <1607080216-36968-10-git-send-email-john.garry@huawei.com> X-Mailer: git-send-email 2.8.1 In-Reply-To: <1607080216-36968-1-git-send-email-john.garry@huawei.com> References: <1607080216-36968-1-git-send-email-john.garry@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.69.192.58] X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201204_061514_185805_4A0841B4 X-CRM114-Status: GOOD ( 13.52 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ak@linux.intel.com, linux-kernel@vger.kernel.org, kjain@linux.ibm.com, John Garry , linuxarm@huawei.com, qiangqing.zhang@nxp.com, zhangshaokun@hisilicon.com, kim.phillips@amd.com, linux-arm-kernel@lists.infradead.org, kan.liang@linux.intel.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Currently adding metrics for core- or uncore-based events matched by CPUID is supported. Extend this for system events. Signed-off-by: John Garry Acked-by: Kajol Jain --- tools/perf/util/metricgroup.c | 66 +++++++++++++++++++++++++++++++---- 1 file changed, 60 insertions(+), 6 deletions(-) diff --git a/tools/perf/util/metricgroup.c b/tools/perf/util/metricgroup.c index abc5d0e28d0f..4e7bde578666 100644 --- a/tools/perf/util/metricgroup.c +++ b/tools/perf/util/metricgroup.c @@ -415,6 +415,12 @@ static bool match_metric(const char *n, const char *list) return false; } +static bool match_pe_metric(struct pmu_event *pe, const char *metric) +{ + return match_metric(pe->metric_group, metric) || + match_metric(pe->metric_name, metric); +} + struct mep { struct rb_node nd; const char *name; @@ -757,6 +763,16 @@ int __weak arch_get_runtimeparam(struct pmu_event *pe __maybe_unused) return 1; } +struct metricgroup_add_iter_data { + struct list_head *metric_list; + const char *metric; + struct metric **m; + bool metric_no_group; + struct expr_ids *ids; + bool *has_match; + int *ret; +}; + static int __add_metric(struct list_head *metric_list, struct pmu_event *pe, bool metric_no_group, @@ -866,10 +882,11 @@ static int __add_metric(struct list_head *metric_list, return 0; } -#define map_for_each_event(__pe, __idx, __map) \ - for (__idx = 0, __pe = &__map->table[__idx]; \ - __pe->name || __pe->metric_group || __pe->metric_name; \ - __pe = &__map->table[++__idx]) +#define map_for_each_event(__pe, __idx, __map) \ + if (__map) \ + for (__idx = 0, __pe = &__map->table[__idx]; \ + __pe->name || __pe->metric_group || __pe->metric_name; \ + __pe = &__map->table[++__idx]) #define map_for_each_metric(__pe, __idx, __map, __metric) \ map_for_each_event(__pe, __idx, __map) \ @@ -1037,6 +1054,29 @@ static int add_metric(struct list_head *metric_list, return ret; } +static int metricgroup__add_metric_sys_event_iter(struct pmu_event *pe, + void *data) +{ + struct metricgroup_add_iter_data *d = data; + int ret; + + if (!match_pe_metric(pe, d->metric)) + return 0; + + ret = add_metric(d->metric_list, pe, d->metric_no_group, d->m, NULL, d->ids); + if (ret) + return ret; + + ret = resolve_metric(d->metric_no_group, + d->metric_list, NULL, d->ids); + if (ret) + return ret; + + *(d->has_match) = true; + + return *d->ret; +} + static int metricgroup__add_metric(const char *metric, bool metric_no_group, struct strbuf *events, struct list_head *metric_list, @@ -1067,6 +1107,22 @@ static int metricgroup__add_metric(const char *metric, bool metric_no_group, goto out; } + { + struct metricgroup_iter_data data = { + .fn = metricgroup__add_metric_sys_event_iter, + .data = (void *) &(struct metricgroup_add_iter_data) { + .metric_list = &list, + .metric = metric, + .metric_no_group = metric_no_group, + .m = &m, + .ids = &ids, + .has_match = &has_match, + .ret = &ret, + }, + }; + + pmu_for_each_sys_event(metricgroup__sys_event_iter, &data); + } /* End of pmu events. */ if (!has_match) { ret = -EINVAL; @@ -1193,8 +1249,6 @@ int metricgroup__parse_groups(const struct option *opt, struct evlist *perf_evlist = *(struct evlist **)opt->value; struct pmu_events_map *map = perf_pmu__find_map(NULL); - if (!map) - return 0; return parse_groups(perf_evlist, str, metric_no_group, metric_no_merge, NULL, metric_events, map);