From nobody Sat Feb 7 15:48:22 2026 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 7B354EB64D9 for ; Fri, 16 Jun 2023 03:15:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241947AbjFPDPo (ORCPT ); Thu, 15 Jun 2023 23:15:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40398 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241925AbjFPDPB (ORCPT ); Thu, 15 Jun 2023 23:15:01 -0400 Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8102A2D5D; Thu, 15 Jun 2023 20:14:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1686885291; x=1718421291; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=zoirwNfFQwkO8VigFGv+WWlEWBCZ3Ym94UWruU5bY8w=; b=nS7ESmATDVpKRDz/KSzZOEMNUkEaXhFWfYZ3/tHxNMTXOIzxDkq15Bkj OKaud5NNVJJqcrNWwf59oj1c219EqeAaEATMCMGEfFidFt2T3oleYHj9G czWHtI3zX3OB1O2dsYLOcWlwlhSfBJzsxnN6ka9/f4z4ljFTXkLJqA98i +3fDXHas26hebbHjD1HwYv+rlWSILKB4v4cH8E27LHdUbA3p3mltm/VeO 5h0vg+EdE0qeJ7zN2UEuSy8uT5o3R2dAPitGsoPYPCTRWqrRG7wvel2Lo vQ9tFco7CxrVFLeAnzuloqVOZFUgngZFmsWvfw94ahNoEqlO2p++o5PVR Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10742"; a="338718199" X-IronPort-AV: E=Sophos;i="6.00,246,1681196400"; d="scan'208";a="338718199" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jun 2023 20:14:51 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10742"; a="825555598" X-IronPort-AV: E=Sophos;i="6.00,246,1681196400"; d="scan'208";a="825555598" Received: from kanliang-dev.jf.intel.com ([10.165.154.102]) by fmsmga002.fm.intel.com with ESMTP; 15 Jun 2023 20:14:50 -0700 From: kan.liang@linux.intel.com To: acme@kernel.org, mingo@redhat.com, peterz@infradead.org, irogers@google.com, namhyung@kernel.org, jolsa@kernel.org, adrian.hunter@intel.com, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Cc: ak@linux.intel.com, eranian@google.com, ahmad.yasin@intel.com, Kan Liang Subject: [PATCH V4 1/5] perf metrics: Sort the Default metricgroup Date: Thu, 15 Jun 2023 20:14:16 -0700 Message-Id: <20230616031420.3751973-2-kan.liang@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20230616031420.3751973-1-kan.liang@linux.intel.com> References: <20230616031420.3751973-1-kan.liang@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Kan Liang The new default mode will print the metrics as a metric group. The metrics from the same metric group must be adjacent to each other in the metric list. But the metric_list_cmp() sorts metrics by the number of events. Add a new sort for the Default metricgroup, which sorts by default_metricgroup_name and metric_name. Add is_default in the struct metric_event to indicate that it's from the Default metricgroup. Store the displayed metricgroup name of the Default metricgroup into the metric expr for output. Signed-off-by: Kan Liang Reviewed-by: Ian Rogers --- tools/perf/util/metricgroup.c | 26 ++++++++++++++++++++++++++ tools/perf/util/metricgroup.h | 3 +++ 2 files changed, 29 insertions(+) diff --git a/tools/perf/util/metricgroup.c b/tools/perf/util/metricgroup.c index 8b19644ade7d..a6a5ed44a679 100644 --- a/tools/perf/util/metricgroup.c +++ b/tools/perf/util/metricgroup.c @@ -79,6 +79,7 @@ static struct rb_node *metric_event_new(struct rblist *rb= list __maybe_unused, return NULL; memcpy(me, entry, sizeof(struct metric_event)); me->evsel =3D ((struct metric_event *)entry)->evsel; + me->is_default =3D false; INIT_LIST_HEAD(&me->head); return &me->nd; } @@ -1160,6 +1161,25 @@ static int metric_list_cmp(void *priv __maybe_unused= , const struct list_head *l, return right_count - left_count; } =20 +/** + * default_metricgroup_cmp - Implements complex key for the Default metric= group + * that first sorts by default_metricgroup_name, then + * metric_name. + */ +static int default_metricgroup_cmp(void *priv __maybe_unused, + const struct list_head *l, + const struct list_head *r) +{ + const struct metric *left =3D container_of(l, struct metric, nd); + const struct metric *right =3D container_of(r, struct metric, nd); + int diff =3D strcmp(right->default_metricgroup_name, left->default_metric= group_name); + + if (diff) + return diff; + + return strcmp(right->metric_name, left->metric_name); +} + struct metricgroup__add_metric_data { struct list_head *list; const char *pmu; @@ -1515,6 +1535,7 @@ static int parse_groups(struct evlist *perf_evlist, LIST_HEAD(metric_list); struct metric *m; bool tool_events[PERF_TOOL_MAX] =3D {false}; + bool is_default =3D !strcmp(str, "Default"); int ret; =20 if (metric_events_list->nr_entries =3D=3D 0) @@ -1549,6 +1570,9 @@ static int parse_groups(struct evlist *perf_evlist, goto out; } =20 + if (is_default) + list_sort(NULL, &metric_list, default_metricgroup_cmp); + list_for_each_entry(m, &metric_list, nd) { struct metric_event *me; struct evsel **metric_events; @@ -1637,6 +1661,8 @@ static int parse_groups(struct evlist *perf_evlist, expr->metric_unit =3D m->metric_unit; expr->metric_events =3D metric_events; expr->runtime =3D m->pctx->sctx.runtime; + expr->default_metricgroup_name =3D m->default_metricgroup_name; + me->is_default =3D is_default; list_add(&expr->nd, &me->head); } =20 diff --git a/tools/perf/util/metricgroup.h b/tools/perf/util/metricgroup.h index bf18274c15df..d5325c6ec8e1 100644 --- a/tools/perf/util/metricgroup.h +++ b/tools/perf/util/metricgroup.h @@ -22,6 +22,7 @@ struct cgroup; struct metric_event { struct rb_node nd; struct evsel *evsel; + bool is_default; /* the metric evsel from the Default metricgroup */ struct list_head head; /* list of metric_expr */ }; =20 @@ -55,6 +56,8 @@ struct metric_expr { * more human intelligible) and then add "MiB" afterward when displayed. */ const char *metric_unit; + /** Displayed metricgroup name of the Default metricgroup */ + const char *default_metricgroup_name; /** Null terminated array of events used by the metric. */ struct evsel **metric_events; /** Null terminated array of referenced metrics. */ --=20 2.35.1