Date:   Wed, 29 Dec 2021 23:20:13 -0800
In-Reply-To: <20211230072030.302559-1-irogers@google.com>
Message-Id: <20211230072030.302559-33-irogers@google.com>
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References: <20211230072030.302559-1-irogers@google.com>
Subject: [PATCH v3 31/48] perf stat: Use perf_cpu_map__for_each_cpu
From:   Ian Rogers <irogers@google.com>
To:     Andi Kleen <ak@linux.intel.com>, Jiri Olsa <jolsa@redhat.com>,
        Namhyung Kim <namhyung@kernel.org>,
        John Garry <john.garry@huawei.com>,
        Kajol Jain <kjain@linux.ibm.com>,
        "Paul A . Clarke" <pc@us.ibm.com>,
        Arnaldo Carvalho de Melo <acme@kernel.org>,
        Riccardo Mancini <rickyman7@gmail.com>,
        Kan Liang <kan.liang@linux.intel.com>,
        Peter Zijlstra <peterz@infradead.org>,
        Ingo Molnar <mingo@redhat.com>,
        Mark Rutland <mark.rutland@arm.com>,
        Alexander Shishkin <alexander.shishkin@linux.intel.com>,
        linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
        Vineet Singh <vineet.singh@intel.com>,
        James Clark <james.clark@arm.com>,
        Mathieu Poirier <mathieu.poirier@linaro.org>,
        Suzuki K Poulose <suzuki.poulose@arm.com>,
        Mike Leach <mike.leach@linaro.org>,
        Leo Yan <leo.yan@linaro.org>, coresight@lists.linaro.org,
        linux-arm-kernel@lists.infradead.org, zhengjun.xing@intel.com
Cc:     eranian@google.com, Ian Rogers <irogers@google.com>
Content-Type: text/plain; charset="UTF-8"
Precedence: bulk

Correct in print_counter where an index was being used as a cpu.

Signed-off-by: Ian Rogers <irogers@google.com>
---
 tools/perf/util/stat-display.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index 7e933a8fee68..0f192360b6c6 100644
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -4,6 +4,7 @@
 #include <linux/string.h>
 #include <linux/time64.h>
 #include <math.h>
+#include <perf/cpumap.h>
 #include "color.h"
 #include "counts.h"
 #include "evlist.h"
@@ -732,7 +733,7 @@ static void print_aggr(struct perf_stat_config *config,
 		evlist__for_each_entry(evlist, counter) {
 			print_counter_aggrdata(config, counter, s,
 					       prefix, metric_only,
-					       &first, -1);
+					       &first, /*cpu=*/-1);
 		}
 		if (metric_only)
 			fputc('\n', output);
@@ -893,11 +894,11 @@ static void print_counter(struct perf_stat_config *config,
 	FILE *output = config->output;
 	u64 ena, run, val;
 	double uval;
-	int cpu;
+	int idx, cpu;
 	struct aggr_cpu_id id;
 
-	for (cpu = 0; cpu < evsel__nr_cpus(counter); cpu++) {
-		struct aggr_data ad = { .cpu_map_idx = cpu };
+	perf_cpu_map__for_each_cpu(cpu, idx, evsel__cpus(counter)) {
+		struct aggr_data ad = { .cpu_map_idx = idx };
 
 		if (!collect_data(config, counter, counter_cb, &ad))
 			return;
@@ -1248,7 +1249,7 @@ static void print_percore(struct perf_stat_config *config,
 
 		print_counter_aggrdata(config, counter, s,
 				       prefix, metric_only,
-				       &first, -1);
+				       &first, /*cpu=*/-1);
 	}
 
 	if (metric_only)
-- 
2.34.1.448.ga2b2bfdf31-goog