linux-kernel - [PATCH v3 32/48] perf script: Use for each cpu to aid readability

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Message-Id: <20211230072030.302559-34-irogers@google.com>
Date:   Wed, 29 Dec 2021 23:20:14 -0800
From:   Ian Rogers <irogers@...gle.com>
To:     Andi Kleen <ak@...ux.intel.com>, Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        John Garry <john.garry@...wei.com>,
        Kajol Jain <kjain@...ux.ibm.com>,
        "Paul A . Clarke" <pc@...ibm.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Riccardo Mancini <rickyman7@...il.com>,
        Kan Liang <kan.liang@...ux.intel.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        Vineet Singh <vineet.singh@...el.com>,
        James Clark <james.clark@....com>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Mike Leach <mike.leach@...aro.org>,
        Leo Yan <leo.yan@...aro.org>, coresight@...ts.linaro.org,
        linux-arm-kernel@...ts.infradead.org, zhengjun.xing@...el.com
Cc:     eranian@...gle.com, Ian Rogers <irogers@...gle.com>
Subject: [PATCH v3 32/48] perf script: Use for each cpu to aid readability

Use perf_cpu_map__for_each_cpu to help with readability.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/builtin-script.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index d308adfd1176..ce9c3c5d881d 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -2115,8 +2115,7 @@ static struct scripting_ops	*scripting_ops;
 static void __process_stat(struct evsel *counter, u64 tstamp)
 {
 	int nthreads = perf_thread_map__nr(counter->core.threads);
-	int ncpus = evsel__nr_cpus(counter);
-	int cpu, thread;
+	int idx, cpu, thread;
 	static int header_printed;
 
 	if (counter->core.system_wide)
@@ -2129,13 +2128,13 @@ static void __process_stat(struct evsel *counter, u64 tstamp)
 	}
 
 	for (thread = 0; thread < nthreads; thread++) {
-		for (cpu = 0; cpu < ncpus; cpu++) {
+		perf_cpu_map__for_each_cpu(cpu, idx, evsel__cpus(counter)) {
 			struct perf_counts_values *counts;
 
 			counts = perf_counts(counter->counts, cpu, thread);
 
 			printf("%3d %8d %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %s\n",
-				counter->core.cpus->map[cpu],
+				cpu,
 				perf_thread_map__pid(counter->core.threads, thread),
 				counts->val,
 				counts->ena,
-- 
2.34.1.448.ga2b2bfdf31-goog