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Date: Tue, 4 Jan 2022 22:13:17 -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 v4 14/48] perf cpumap: Rename empty functions.
Remove cpu_map from name as a cpu_map isn't used. Pass a const pointer
rather than by value to avoid unnecessary copying.
Reviewed-by: James Clark <james.clark@....com>
Signed-off-by: Ian Rogers <irogers@...gle.com>
---
tools/perf/builtin-stat.c | 12 ++++++------
tools/perf/util/cpumap.c | 24 ++++++++++++------------
tools/perf/util/cpumap.h | 4 ++--
tools/perf/util/stat-display.c | 10 +++++-----
4 files changed, 25 insertions(+), 25 deletions(-)
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 6b985abaa2d2..d229fb71b577 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -1349,9 +1349,9 @@ static struct aggr_cpu_id perf_stat__get_node(struct perf_stat_config *config __
static struct aggr_cpu_id perf_stat__get_aggr(struct perf_stat_config *config,
aggr_get_id_t get_id, int cpu)
{
- struct aggr_cpu_id id = cpu_map__empty_aggr_cpu_id();
+ struct aggr_cpu_id id = aggr_cpu_id__empty();
- if (cpu_map__aggr_cpu_id_is_empty(config->cpus_aggr_map->map[cpu]))
+ if (aggr_cpu_id__is_empty(&config->cpus_aggr_map->map[cpu]))
config->cpus_aggr_map->map[cpu] = get_id(config, cpu);
id = config->cpus_aggr_map->map[cpu];
@@ -1496,7 +1496,7 @@ static inline int perf_env__get_cpu(void *data, struct perf_cpu_map *map, int id
static struct aggr_cpu_id perf_env__get_socket_aggr_by_cpu(int cpu, void *data)
{
struct perf_env *env = data;
- struct aggr_cpu_id id = cpu_map__empty_aggr_cpu_id();
+ struct aggr_cpu_id id = aggr_cpu_id__empty();
if (cpu != -1)
id.socket = env->cpu[cpu].socket_id;
@@ -1507,7 +1507,7 @@ static struct aggr_cpu_id perf_env__get_socket_aggr_by_cpu(int cpu, void *data)
static struct aggr_cpu_id perf_env__get_die_aggr_by_cpu(int cpu, void *data)
{
struct perf_env *env = data;
- struct aggr_cpu_id id = cpu_map__empty_aggr_cpu_id();
+ struct aggr_cpu_id id = aggr_cpu_id__empty();
if (cpu != -1) {
/*
@@ -1525,7 +1525,7 @@ static struct aggr_cpu_id perf_env__get_die_aggr_by_cpu(int cpu, void *data)
static struct aggr_cpu_id perf_env__get_core_aggr_by_cpu(int cpu, void *data)
{
struct perf_env *env = data;
- struct aggr_cpu_id id = cpu_map__empty_aggr_cpu_id();
+ struct aggr_cpu_id id = aggr_cpu_id__empty();
if (cpu != -1) {
/*
@@ -1543,7 +1543,7 @@ static struct aggr_cpu_id perf_env__get_core_aggr_by_cpu(int cpu, void *data)
static struct aggr_cpu_id perf_env__get_node_aggr_by_cpu(int cpu, void *data)
{
- struct aggr_cpu_id id = cpu_map__empty_aggr_cpu_id();
+ struct aggr_cpu_id id = aggr_cpu_id__empty();
id.node = perf_env__numa_node(data, cpu);
return id;
diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c
index 8fa00a6221c8..b3e1304aca0c 100644
--- a/tools/perf/util/cpumap.c
+++ b/tools/perf/util/cpumap.c
@@ -104,7 +104,7 @@ struct cpu_aggr_map *cpu_aggr_map__empty_new(int nr)
cpus->nr = nr;
for (i = 0; i < nr; i++)
- cpus->map[i] = cpu_map__empty_aggr_cpu_id();
+ cpus->map[i] = aggr_cpu_id__empty();
refcount_set(&cpus->refcnt, 1);
}
@@ -130,7 +130,7 @@ int cpu_map__get_socket_id(int cpu)
struct aggr_cpu_id cpu_map__get_socket_aggr_by_cpu(int cpu, void *data __maybe_unused)
{
- struct aggr_cpu_id id = cpu_map__empty_aggr_cpu_id();
+ struct aggr_cpu_id id = aggr_cpu_id__empty();
id.socket = cpu_map__get_socket_id(cpu);
return id;
@@ -209,7 +209,7 @@ struct aggr_cpu_id cpu_map__get_die_aggr_by_cpu(int cpu, void *data)
* make a unique ID.
*/
id = cpu_map__get_socket_aggr_by_cpu(cpu, data);
- if (cpu_map__aggr_cpu_id_is_empty(id))
+ if (aggr_cpu_id__is_empty(&id))
return id;
id.die = die;
@@ -234,7 +234,7 @@ struct aggr_cpu_id cpu_map__get_core_aggr_by_cpu(int cpu, void *data)
/* cpu_map__get_die returns a struct with socket and die set*/
id = cpu_map__get_die_aggr_by_cpu(cpu, data);
- if (cpu_map__aggr_cpu_id_is_empty(id))
+ if (aggr_cpu_id__is_empty(&id))
return id;
/*
@@ -248,7 +248,7 @@ struct aggr_cpu_id cpu_map__get_core_aggr_by_cpu(int cpu, void *data)
struct aggr_cpu_id cpu_map__get_node_aggr_by_cpu(int cpu, void *data __maybe_unused)
{
- struct aggr_cpu_id id = cpu_map__empty_aggr_cpu_id();
+ struct aggr_cpu_id id = aggr_cpu_id__empty();
id.node = cpu_map__get_node_id(cpu);
return id;
@@ -602,16 +602,16 @@ bool aggr_cpu_id__equal(const struct aggr_cpu_id *a, const struct aggr_cpu_id *b
a->core == b->core;
}
-bool cpu_map__aggr_cpu_id_is_empty(struct aggr_cpu_id a)
+bool aggr_cpu_id__is_empty(const struct aggr_cpu_id *a)
{
- return a.thread == -1 &&
- a.node == -1 &&
- a.socket == -1 &&
- a.die == -1 &&
- a.core == -1;
+ return a->thread == -1 &&
+ a->node == -1 &&
+ a->socket == -1 &&
+ a->die == -1 &&
+ a->core == -1;
}
-struct aggr_cpu_id cpu_map__empty_aggr_cpu_id(void)
+struct aggr_cpu_id aggr_cpu_id__empty(void)
{
struct aggr_cpu_id ret = {
.thread = -1,
diff --git a/tools/perf/util/cpumap.h b/tools/perf/util/cpumap.h
index 652b76c69376..9589b0001a28 100644
--- a/tools/perf/util/cpumap.h
+++ b/tools/perf/util/cpumap.h
@@ -68,7 +68,7 @@ int cpu_map__cpu(struct perf_cpu_map *cpus, int idx);
bool cpu_map__has(struct perf_cpu_map *cpus, int cpu);
bool aggr_cpu_id__equal(const struct aggr_cpu_id *a, const struct aggr_cpu_id *b);
-bool cpu_map__aggr_cpu_id_is_empty(struct aggr_cpu_id a);
-struct aggr_cpu_id cpu_map__empty_aggr_cpu_id(void);
+bool aggr_cpu_id__is_empty(const struct aggr_cpu_id *a);
+struct aggr_cpu_id aggr_cpu_id__empty(void);
#endif /* __PERF_CPUMAP_H */
diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index 0241436bb1fb..870b1db71fbc 100644
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -698,7 +698,7 @@ static void print_counter_aggrdata(struct perf_stat_config *config,
uval = val * counter->scale;
if (cpu != -1) {
- id = cpu_map__empty_aggr_cpu_id();
+ id = aggr_cpu_id__empty();
id.core = cpu;
}
printout(config, id, nr, counter, uval,
@@ -780,7 +780,7 @@ static struct perf_aggr_thread_value *sort_aggr_thread(
continue;
buf[i].counter = counter;
- buf[i].id = cpu_map__empty_aggr_cpu_id();
+ buf[i].id = aggr_cpu_id__empty();
buf[i].id.thread = thread;
buf[i].uval = uval;
buf[i].val = val;
@@ -868,7 +868,7 @@ static void print_counter_aggr(struct perf_stat_config *config,
fprintf(output, "%s", prefix);
uval = cd.avg * counter->scale;
- printout(config, cpu_map__empty_aggr_cpu_id(), 0, counter, uval, prefix, cd.avg_running,
+ printout(config, aggr_cpu_id__empty(), 0, counter, uval, prefix, cd.avg_running,
cd.avg_enabled, cd.avg, &rt_stat);
if (!metric_only)
fprintf(output, "\n");
@@ -911,7 +911,7 @@ static void print_counter(struct perf_stat_config *config,
fprintf(output, "%s", prefix);
uval = val * counter->scale;
- id = cpu_map__empty_aggr_cpu_id();
+ id = aggr_cpu_id__empty();
id.core = cpu;
printout(config, id, 0, counter, uval, prefix,
run, ena, 1.0, &rt_stat);
@@ -938,7 +938,7 @@ static void print_no_aggr_metric(struct perf_stat_config *config,
if (prefix)
fputs(prefix, config->output);
evlist__for_each_entry(evlist, counter) {
- id = cpu_map__empty_aggr_cpu_id();
+ id = aggr_cpu_id__empty();
id.core = cpu;
if (first) {
aggr_printout(config, counter, id, 0);
--
2.34.1.448.ga2b2bfdf31-goog
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