[PATCH 2/5] libperf: Use perf_cpu_map__nr instead of cpu_map__nr

Jiri Olsa
2019-08-22T11:11:51Z

Switch the rest of the perf code to use perf_cpu_map__nr,
which is the same as current cpu_map__nr and remove
cpu_map__nr function.

Link: http://lkml.kernel.org/n/tip-6e0guy75clis7nm0xpuz9fga@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
tools/perf/arch/arm/util/cs-etm.c | 4 ++--
tools/perf/util/cpumap.h | 5 -----
tools/perf/util/evlist.c | 10 +++++-----
tools/perf/util/mmap.c | 2 +-
tools/perf/util/stat-display.c | 2 +-
5 files changed, 9 insertions(+), 14 deletions(-)

diff --git a/tools/perf/arch/arm/util/cs-etm.c b/tools/perf/arch/arm/util/cs-etm.c
index 5cb07e8cb296..c786ab095d15 100644
--- a/tools/perf/arch/arm/util/cs-etm.c
+++ b/tools/perf/arch/arm/util/cs-etm.c
@@ -653,7 +653,7 @@ static int cs_etm_info_fill(struct auxtrace_record *itr,
cpu_map = online_cpus;
} else {
/* Make sure all specified CPUs are online */
- for (i = 0; i < cpu_map__nr(event_cpus); i++) {
+ for (i = 0; i < perf_cpu_map__nr(event_cpus); i++) {
if (cpu_map__has(event_cpus, i) &&
!cpu_map__has(online_cpus, i))
return -EINVAL;
@@ -662,7 +662,7 @@ static int cs_etm_info_fill(struct auxtrace_record *itr,
cpu_map = event_cpus;
}

- nr_cpu = cpu_map__nr(cpu_map);
+ nr_cpu = perf_cpu_map__nr(cpu_map);
/* Get PMU type as dynamically assigned by the core */
type = cs_etm_pmu->type;

diff --git a/tools/perf/util/cpumap.h b/tools/perf/util/cpumap.h
index a3d27f4131be..77f85e9c88d4 100644
--- a/tools/perf/util/cpumap.h
+++ b/tools/perf/util/cpumap.h
@@ -49,11 +49,6 @@ static inline int cpu_map__id_to_cpu(int id)
return id & 0xffff;
}

-static inline int cpu_map__nr(const struct perf_cpu_map *map)
-{
- return map ? map->nr : 1;
-}
-
static inline bool cpu_map__empty(const struct perf_cpu_map *map)
{
return map ? map->map[0] == -1 : true;
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index c4489a1ad6bc..15d1046014d7 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -370,7 +370,7 @@ static int perf_evlist__enable_event_thread(struct evlist *evlist,
int thread)
{
int cpu;
- int nr_cpus = cpu_map__nr(evlist->core.cpus);
+ int nr_cpus = perf_cpu_map__nr(evlist->core.cpus);

if (!evsel->core.fd)
return -EINVAL;
@@ -396,7 +396,7 @@ int perf_evlist__enable_event_idx(struct evlist *evlist,

int perf_evlist__alloc_pollfd(struct evlist *evlist)
{
- int nr_cpus = cpu_map__nr(evlist->core.cpus);
+ int nr_cpus = perf_cpu_map__nr(evlist->core.cpus);
int nr_threads = thread_map__nr(evlist->core.threads);
int nfds = 0;
struct evsel *evsel;
@@ -692,7 +692,7 @@ static struct perf_mmap *perf_evlist__alloc_mmap(struct evlist *evlist,
int i;
struct perf_mmap *map;

- evlist->nr_mmaps = cpu_map__nr(evlist->core.cpus);
+ evlist->nr_mmaps = perf_cpu_map__nr(evlist->core.cpus);
if (cpu_map__empty(evlist->core.cpus))
evlist->nr_mmaps = thread_map__nr(evlist->core.threads);
map = zalloc(evlist->nr_mmaps * sizeof(struct perf_mmap));
@@ -807,7 +807,7 @@ static int perf_evlist__mmap_per_cpu(struct evlist *evlist,
struct mmap_params *mp)
{
int cpu, thread;
- int nr_cpus = cpu_map__nr(evlist->core.cpus);
+ int nr_cpus = perf_cpu_map__nr(evlist->core.cpus);
int nr_threads = thread_map__nr(evlist->core.threads);

pr_debug2("perf event ring buffer mmapped per cpu\n");
@@ -1014,7 +1014,7 @@ int perf_evlist__mmap_ex(struct evlist *evlist, unsigned int pages,
evlist__for_each_entry(evlist, evsel) {
if ((evsel->core.attr.read_format & PERF_FORMAT_ID) &&
evsel->sample_id == NULL &&
- perf_evsel__alloc_id(evsel, cpu_map__nr(cpus), threads->nr) < 0)
+ perf_evsel__alloc_id(evsel, perf_cpu_map__nr(cpus), threads->nr) < 0)
return -ENOMEM;
}

diff --git a/tools/perf/util/mmap.c b/tools/perf/util/mmap.c
index 42a5971146ae..5f3532e51ec9 100644
--- a/tools/perf/util/mmap.c
+++ b/tools/perf/util/mmap.c
@@ -331,7 +331,7 @@ static void build_node_mask(int node, cpu_set_t *mask)
if (!cpu_map)
return;

- nr_cpus = cpu_map__nr(cpu_map);
+ nr_cpus = perf_cpu_map__nr(cpu_map);
for (c = 0; c < nr_cpus; c++) {
cpu = cpu_map->map[c]; /* map c index to online cpu index */
if (cpu__get_node(cpu) == node)
diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index f7b39f4bc51e..3df0e39ccd52 100644
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -745,7 +745,7 @@ static void print_aggr_thread(struct perf_stat_config *config,
{
FILE *output = config->output;
int nthreads = thread_map__nr(counter->core.threads);
- int ncpus = cpu_map__nr(counter->core.cpus);
+ int ncpus = perf_cpu_map__nr(counter->core.cpus);
int thread, sorted_threads, id;
struct perf_aggr_thread_value *buf;

--
2.21.0