Thread (65 messages) 65 messages, 3 authors, 2022-01-11
STALE1602d
Revisions (3)
  1. v2 [diff vs current]
  2. v3 current
  3. v4 [diff vs current]

[PATCH v3 30/48] perf stat: Rename aggr_data cpu to imply it's an index

From: Ian Rogers <irogers@google.com>
Date: 2021-12-30 07:22:48
Also in: linux-perf-users, lkml
Subsystem: performance events subsystem, the rest · Maintainers: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo, Namhyung Kim, Linus Torvalds

Trying to make cpu maps less error prone.

Signed-off-by: Ian Rogers <irogers@google.com>
---
 tools/perf/util/stat-display.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index f48d1678861c..7e933a8fee68 100644
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -626,7 +626,7 @@ struct aggr_data {
 	u64 ena, run, val;
 	struct aggr_cpu_id id;
 	int nr;
-	int cpu;
+	int cpu_map_idx;
 };
 
 static void aggr_cb(struct perf_stat_config *config,
@@ -878,9 +878,9 @@ static void counter_cb(struct perf_stat_config *config __maybe_unused,
 {
 	struct aggr_data *ad = data;
 
-	ad->val += perf_counts(counter->counts, ad->cpu, 0)->val;
-	ad->ena += perf_counts(counter->counts, ad->cpu, 0)->ena;
-	ad->run += perf_counts(counter->counts, ad->cpu, 0)->run;
+	ad->val += perf_counts(counter->counts, ad->cpu_map_idx, 0)->val;
+	ad->ena += perf_counts(counter->counts, ad->cpu_map_idx, 0)->ena;
+	ad->run += perf_counts(counter->counts, ad->cpu_map_idx, 0)->run;
 }
 
 /*
@@ -897,7 +897,7 @@ static void print_counter(struct perf_stat_config *config,
 	struct aggr_cpu_id id;
 
 	for (cpu = 0; cpu < evsel__nr_cpus(counter); cpu++) {
-		struct aggr_data ad = { .cpu = cpu };
+		struct aggr_data ad = { .cpu_map_idx = cpu };
 
 		if (!collect_data(config, counter, counter_cb, &ad))
 			return;
-- 
2.34.1.448.ga2b2bfdf31-goog


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