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authorJames Clark <james.clark@arm.com>2020-11-26 16:13:23 +0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2020-12-24 10:04:38 -0300
commitff5232956e074994a66656f709c3ad1ee3d8a550 (patch)
tree5f4da1fbdf888fc574ab0db0ead2f0bfcb916711 /tools
parentd526e1a033e03ec4515b1800f99d99a35c7ea790 (diff)
perf stat aggregation: Start using cpu_aggr_id in map
Use the new cpu_aggr_id struct in the cpu map instead of int so that it can store more data. No functional changes. Signed-off-by: James Clark <james.clark@arm.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Acked-by: Jiri Olsa <jolsa@redhat.com> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Tested-by: John Garry <john.garry@huawei.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Thomas Richter <tmricht@linux.ibm.com> Link: https://lore.kernel.org/r/20201126141328.6509-8-james.clark@arm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/builtin-stat.c6
-rw-r--r--tools/perf/util/cpumap.c8
-rw-r--r--tools/perf/util/cpumap.h2
-rw-r--r--tools/perf/util/stat-display.c6
4 files changed, 11 insertions, 11 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index cc017c7dcee9..3fec1b7e93b5 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -1221,10 +1221,10 @@ static struct aggr_cpu_id perf_stat__get_aggr(struct perf_stat_config *config,
cpu = map->map[idx];
- if (config->cpus_aggr_map->map[cpu] == -1)
- config->cpus_aggr_map->map[cpu] = get_id(config, map, idx).id;
+ if (cpu_map__aggr_cpu_id_is_empty(config->cpus_aggr_map->map[cpu]))
+ config->cpus_aggr_map->map[cpu] = get_id(config, map, idx);
- id.id = config->cpus_aggr_map->map[cpu];
+ id = config->cpus_aggr_map->map[cpu];
return id;
}
diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c
index ea81586305f4..b50609b9a585 100644
--- a/tools/perf/util/cpumap.c
+++ b/tools/perf/util/cpumap.c
@@ -97,14 +97,14 @@ struct perf_cpu_map *perf_cpu_map__empty_new(int nr)
struct cpu_aggr_map *cpu_aggr_map__empty_new(int nr)
{
- struct cpu_aggr_map *cpus = malloc(sizeof(*cpus) + sizeof(int) * nr);
+ struct cpu_aggr_map *cpus = malloc(sizeof(*cpus) + sizeof(struct aggr_cpu_id) * nr);
if (cpus != NULL) {
int i;
cpus->nr = nr;
for (i = 0; i < nr; i++)
- cpus->map[i] = -1;
+ cpus->map[i] = cpu_map__empty_aggr_cpu_id();
refcount_set(&cpus->refcnt, 1);
}
@@ -169,11 +169,11 @@ int cpu_map__build_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **res,
for (cpu = 0; cpu < nr; cpu++) {
s1 = f(cpus, cpu, data);
for (s2 = 0; s2 < c->nr; s2++) {
- if (s1.id == c->map[s2])
+ if (cpu_map__compare_aggr_cpu_id(s1, c->map[s2]))
break;
}
if (s2 == c->nr) {
- c->map[c->nr] = s1.id;
+ c->map[c->nr] = s1;
c->nr++;
}
}
diff --git a/tools/perf/util/cpumap.h b/tools/perf/util/cpumap.h
index b112069038be..d8fc265bc762 100644
--- a/tools/perf/util/cpumap.h
+++ b/tools/perf/util/cpumap.h
@@ -14,7 +14,7 @@ struct aggr_cpu_id {
struct cpu_aggr_map {
refcount_t refcnt;
int nr;
- int map[];
+ struct aggr_cpu_id map[];
};
struct perf_record_cpu_map_data;
diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index 8f4ee3621863..a6309cedb37b 100644
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -506,7 +506,7 @@ static void aggr_update_shadow(struct perf_stat_config *config,
struct evsel *counter;
for (s = 0; s < config->aggr_map->nr; s++) {
- id.id = config->aggr_map->map[s];
+ id = config->aggr_map->map[s];
evlist__for_each_entry(evlist, counter) {
val = 0;
for (cpu = 0; cpu < evsel__nr_cpus(counter); cpu++) {
@@ -638,7 +638,7 @@ static void print_counter_aggrdata(struct perf_stat_config *config,
struct aggr_cpu_id id;
double uval;
- ad.id.id = id.id = config->aggr_map->map[s];
+ ad.id = id = config->aggr_map->map[s];
ad.val = ad.ena = ad.run = 0;
ad.nr = 0;
if (!collect_data(config, counter, aggr_cb, &ad))
@@ -1166,7 +1166,7 @@ static void print_percore_thread(struct perf_stat_config *config,
for (int i = 0; i < evsel__nr_cpus(counter); i++) {
s2 = config->aggr_get_id(config, evsel__cpus(counter), i);
for (s = 0; s < config->aggr_map->nr; s++) {
- id.id = config->aggr_map->map[s];
+ id = config->aggr_map->map[s];
if (cpu_map__compare_aggr_cpu_id(s2, id))
break;
}