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From: Ian Rogers <irogers@google.com>
To: Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	 Arnaldo Carvalho de Melo <acme@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>,
	 Mark Rutland <mark.rutland@arm.com>,
	 Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@kernel.org>,  Ian Rogers <irogers@google.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	 Kan Liang <kan.liang@linux.intel.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	 Jonathan Corbet <corbet@lwn.net>,
	James Clark <james.clark@arm.com>,
	 Ravi Bangoria <ravi.bangoria@amd.com>,
	Dominique Martinet <asmadeus@codewreck.org>,
	 linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
	 Dhananjay Ugwekar <Dhananjay.Ugwekar@amd.com>,
	ananth.narayan@amd.com, gautham.shenoy@amd.com,
	 kprateek.nayak@amd.com, sandipan.das@amd.com
Subject: [PATCH v2 5/6] perf parse-events: Set is_pmu_core for legacy hardware events
Date: Wed, 17 Jul 2024 17:30:24 -0700	[thread overview]
Message-ID: <20240718003025.1486232-6-irogers@google.com> (raw)
In-Reply-To: <20240718003025.1486232-1-irogers@google.com>

Also set the CPU map to all online CPU maps. This is done so the
behavior of legacy hardware and hardware cache events better matches
that of sysfs and json events during __perf_evlist__propagate_maps.

Signed-off-by: Ian Rogers <irogers@google.com>
---
 tools/perf/util/parse-events.c | 37 +++++++++++++++++++++-------------
 1 file changed, 23 insertions(+), 14 deletions(-)

diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index b181f83c9678..8c0c33361c5e 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -230,21 +230,30 @@ __add_event(struct list_head *list, int *idx,
 	    struct perf_cpu_map *cpu_list)
 {
 	struct evsel *evsel;
-	struct perf_cpu_map *cpus = perf_cpu_map__is_empty(cpu_list) && pmu ? pmu->cpus : cpu_list;
+	bool is_pmu_core;
+	struct perf_cpu_map *cpus;
 
-	cpus = perf_cpu_map__get(cpus);
-	if (pmu)
+	if (pmu) {
+		is_pmu_core = pmu->is_core;
+		cpus = perf_cpu_map__get(perf_cpu_map__is_empty(cpu_list) ? pmu->cpus : cpu_list);
 		perf_pmu__warn_invalid_formats(pmu);
-
-	if (pmu && (attr->type == PERF_TYPE_RAW || attr->type >= PERF_TYPE_MAX)) {
-		perf_pmu__warn_invalid_config(pmu, attr->config, name,
-					      PERF_PMU_FORMAT_VALUE_CONFIG, "config");
-		perf_pmu__warn_invalid_config(pmu, attr->config1, name,
-					      PERF_PMU_FORMAT_VALUE_CONFIG1, "config1");
-		perf_pmu__warn_invalid_config(pmu, attr->config2, name,
-					      PERF_PMU_FORMAT_VALUE_CONFIG2, "config2");
-		perf_pmu__warn_invalid_config(pmu, attr->config3, name,
-					      PERF_PMU_FORMAT_VALUE_CONFIG3, "config3");
+		if (attr->type == PERF_TYPE_RAW || attr->type >= PERF_TYPE_MAX) {
+			perf_pmu__warn_invalid_config(pmu, attr->config, name,
+						PERF_PMU_FORMAT_VALUE_CONFIG, "config");
+			perf_pmu__warn_invalid_config(pmu, attr->config1, name,
+						PERF_PMU_FORMAT_VALUE_CONFIG1, "config1");
+			perf_pmu__warn_invalid_config(pmu, attr->config2, name,
+						PERF_PMU_FORMAT_VALUE_CONFIG2, "config2");
+			perf_pmu__warn_invalid_config(pmu, attr->config3, name,
+						PERF_PMU_FORMAT_VALUE_CONFIG3, "config3");
+		}
+	} else {
+		is_pmu_core = (attr->type == PERF_TYPE_HARDWARE ||
+			       attr->type == PERF_TYPE_HW_CACHE);
+		if (perf_cpu_map__is_empty(cpu_list))
+			cpus = is_pmu_core ? perf_cpu_map__new_online_cpus() : NULL;
+		else
+			cpus = perf_cpu_map__get(cpu_list);
 	}
 	if (init_attr)
 		event_attr_init(attr);
@@ -259,7 +268,7 @@ __add_event(struct list_head *list, int *idx,
 	evsel->core.cpus = cpus;
 	evsel->core.own_cpus = perf_cpu_map__get(cpus);
 	evsel->core.requires_cpu = pmu ? pmu->is_uncore : false;
-	evsel->core.is_pmu_core = pmu ? pmu->is_core : false;
+	evsel->core.is_pmu_core = is_pmu_core;
 	evsel->auto_merge_stats = auto_merge_stats;
 	evsel->pmu = pmu;
 	evsel->pmu_name = pmu ? strdup(pmu->name) : NULL;
-- 
2.45.2.1089.g2a221341d9-goog


  parent reply	other threads:[~2024-07-18  0:30 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-18  0:30 [PATCH v2 0/6] Add support for sysfs event.cpus and cpu event term Ian Rogers
2024-07-18  0:30 ` [PATCH v2 1/6] perf pmu: Merge boolean sysfs event option parsing Ian Rogers
2024-07-18  0:30 ` [PATCH v2 2/6] perf parse-events: Pass cpu_list as a perf_cpu_map in __add_event Ian Rogers
2024-07-18  0:30 ` [PATCH v2 3/6] perf pmu: Add support for event.cpus files in sysfs Ian Rogers
2024-07-18 14:33   ` Liang, Kan
2024-07-18 15:39     ` Ian Rogers
2024-07-18 17:47       ` Liang, Kan
2024-07-18 20:50         ` Ian Rogers
2024-07-19 13:55           ` Liang, Kan
2024-07-19 14:59             ` Ian Rogers
2024-07-19 16:35               ` Liang, Kan
2024-07-19 22:02                 ` Ian Rogers
2024-07-22 13:57                   ` Liang, Kan
2024-07-22 15:43                     ` Ian Rogers
2024-07-22 16:45                       ` Liang, Kan
2024-07-26  7:06                   ` Dhananjay Ugwekar
2024-07-26  7:09                     ` Dhananjay Ugwekar
2024-07-26  7:52                       ` Ian Rogers
2024-07-26  8:17                         ` Dhananjay Ugwekar
2024-07-26 14:07                           ` Liang, Kan
2024-07-18  0:30 ` [PATCH v2 4/6] libperf cpumap: Add ability to create CPU from a single CPU number Ian Rogers
2024-07-18  0:30 ` Ian Rogers [this message]
2024-07-18  0:30 ` [PATCH v2 6/6] perf parse-events: Add "cpu" term to set the CPU an event is recorded on Ian Rogers
2024-07-18 14:09   ` James Clark
2024-07-18 15:07     ` Ian Rogers
2024-07-18 14:41   ` Liang, Kan
2024-07-18 15:12     ` Ian Rogers
2024-07-18 18:02       ` Liang, Kan
2024-07-18 21:06         ` Ian Rogers
2024-07-19 14:14           ` Liang, Kan
2024-07-19 15:01             ` Ian Rogers
2024-07-19 16:42               ` Liang, Kan
2024-07-18 13:42 ` [PATCH v2 0/6] Add support for sysfs event.cpus and cpu event term Dhananjay Ugwekar
2024-07-18 15:00   ` Ian Rogers

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