[PATCH v1 01/14] libperf cpumap: Rename perf_cpu_map__dummy_new

From: Ian Rogers
Date: Wed Nov 29 2023 - 01:02:26 EST


Rename perf_cpu_map__dummy_new to perf_cpu_map__new_any_cpu to better
indicate this is creating a CPU map for the perf_event_open "any" CPU
case.

Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
---
tools/lib/perf/Documentation/libperf.txt | 2 +-
tools/lib/perf/cpumap.c | 4 ++--
tools/lib/perf/evsel.c | 2 +-
tools/lib/perf/include/perf/cpumap.h | 4 ++--
tools/lib/perf/libperf.map | 2 +-
tools/lib/perf/tests/test-cpumap.c | 2 +-
tools/lib/perf/tests/test-evlist.c | 2 +-
tools/perf/tests/cpumap.c | 2 +-
tools/perf/tests/sw-clock.c | 2 +-
tools/perf/tests/task-exit.c | 2 +-
tools/perf/util/evlist.c | 2 +-
tools/perf/util/evsel.c | 2 +-
12 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/tools/lib/perf/Documentation/libperf.txt b/tools/lib/perf/Documentation/libperf.txt
index a8f1a237931b..a256a26598b0 100644
--- a/tools/lib/perf/Documentation/libperf.txt
+++ b/tools/lib/perf/Documentation/libperf.txt
@@ -37,7 +37,7 @@ SYNOPSIS

struct perf_cpu_map;

- struct perf_cpu_map *perf_cpu_map__dummy_new(void);
+ struct perf_cpu_map *perf_cpu_map__new_any_cpu(void);
struct perf_cpu_map *perf_cpu_map__new(const char *cpu_list);
struct perf_cpu_map *perf_cpu_map__read(FILE *file);
struct perf_cpu_map *perf_cpu_map__get(struct perf_cpu_map *map);
diff --git a/tools/lib/perf/cpumap.c b/tools/lib/perf/cpumap.c
index 2a5a29217374..2bd6aba3d8c9 100644
--- a/tools/lib/perf/cpumap.c
+++ b/tools/lib/perf/cpumap.c
@@ -27,7 +27,7 @@ struct perf_cpu_map *perf_cpu_map__alloc(int nr_cpus)
return result;
}

-struct perf_cpu_map *perf_cpu_map__dummy_new(void)
+struct perf_cpu_map *perf_cpu_map__new_any_cpu(void)
{
struct perf_cpu_map *cpus = perf_cpu_map__alloc(1);

@@ -271,7 +271,7 @@ struct perf_cpu_map *perf_cpu_map__new(const char *cpu_list)
else if (*cpu_list != '\0')
cpus = cpu_map__default_new();
else
- cpus = perf_cpu_map__dummy_new();
+ cpus = perf_cpu_map__new_any_cpu();
invalid:
free(tmp_cpus);
out:
diff --git a/tools/lib/perf/evsel.c b/tools/lib/perf/evsel.c
index 8b51b008a81f..c07160953224 100644
--- a/tools/lib/perf/evsel.c
+++ b/tools/lib/perf/evsel.c
@@ -120,7 +120,7 @@ int perf_evsel__open(struct perf_evsel *evsel, struct perf_cpu_map *cpus,
static struct perf_cpu_map *empty_cpu_map;

if (empty_cpu_map == NULL) {
- empty_cpu_map = perf_cpu_map__dummy_new();
+ empty_cpu_map = perf_cpu_map__new_any_cpu();
if (empty_cpu_map == NULL)
return -ENOMEM;
}
diff --git a/tools/lib/perf/include/perf/cpumap.h b/tools/lib/perf/include/perf/cpumap.h
index e38d859a384d..d0bf218ada11 100644
--- a/tools/lib/perf/include/perf/cpumap.h
+++ b/tools/lib/perf/include/perf/cpumap.h
@@ -19,9 +19,9 @@ struct perf_cache {
struct perf_cpu_map;

/**
- * perf_cpu_map__dummy_new - a map with a singular "any CPU"/dummy -1 value.
+ * perf_cpu_map__new_any_cpu - a map with a singular "any CPU"/dummy -1 value.
*/
-LIBPERF_API struct perf_cpu_map *perf_cpu_map__dummy_new(void);
+LIBPERF_API struct perf_cpu_map *perf_cpu_map__new_any_cpu(void);
LIBPERF_API struct perf_cpu_map *perf_cpu_map__default_new(void);
LIBPERF_API struct perf_cpu_map *perf_cpu_map__new(const char *cpu_list);
LIBPERF_API struct perf_cpu_map *perf_cpu_map__read(FILE *file);
diff --git a/tools/lib/perf/libperf.map b/tools/lib/perf/libperf.map
index 190b56ae923a..a8ff64baea3e 100644
--- a/tools/lib/perf/libperf.map
+++ b/tools/lib/perf/libperf.map
@@ -1,7 +1,7 @@
LIBPERF_0.0.1 {
global:
libperf_init;
- perf_cpu_map__dummy_new;
+ perf_cpu_map__new_any_cpu;
perf_cpu_map__default_new;
perf_cpu_map__get;
perf_cpu_map__put;
diff --git a/tools/lib/perf/tests/test-cpumap.c b/tools/lib/perf/tests/test-cpumap.c
index 87b0510a556f..2c359bdb951e 100644
--- a/tools/lib/perf/tests/test-cpumap.c
+++ b/tools/lib/perf/tests/test-cpumap.c
@@ -21,7 +21,7 @@ int test_cpumap(int argc, char **argv)

libperf_init(libperf_print);

- cpus = perf_cpu_map__dummy_new();
+ cpus = perf_cpu_map__new_any_cpu();
if (!cpus)
return -1;

diff --git a/tools/lib/perf/tests/test-evlist.c b/tools/lib/perf/tests/test-evlist.c
index ed616fc19b4f..ab63878bacb9 100644
--- a/tools/lib/perf/tests/test-evlist.c
+++ b/tools/lib/perf/tests/test-evlist.c
@@ -261,7 +261,7 @@ static int test_mmap_thread(void)
threads = perf_thread_map__new_dummy();
__T("failed to create threads", threads);

- cpus = perf_cpu_map__dummy_new();
+ cpus = perf_cpu_map__new_any_cpu();
__T("failed to create cpus", cpus);

perf_thread_map__set_pid(threads, 0, pid);
diff --git a/tools/perf/tests/cpumap.c b/tools/perf/tests/cpumap.c
index 7730fc2ab40b..bd8e396f3e57 100644
--- a/tools/perf/tests/cpumap.c
+++ b/tools/perf/tests/cpumap.c
@@ -213,7 +213,7 @@ static int test__cpu_map_intersect(struct test_suite *test __maybe_unused,

static int test__cpu_map_equal(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
{
- struct perf_cpu_map *any = perf_cpu_map__dummy_new();
+ struct perf_cpu_map *any = perf_cpu_map__new_any_cpu();
struct perf_cpu_map *one = perf_cpu_map__new("1");
struct perf_cpu_map *two = perf_cpu_map__new("2");
struct perf_cpu_map *empty = perf_cpu_map__intersect(one, two);
diff --git a/tools/perf/tests/sw-clock.c b/tools/perf/tests/sw-clock.c
index 4d7493fa0105..290716783ac6 100644
--- a/tools/perf/tests/sw-clock.c
+++ b/tools/perf/tests/sw-clock.c
@@ -62,7 +62,7 @@ static int __test__sw_clock_freq(enum perf_sw_ids clock_id)
}
evlist__add(evlist, evsel);

- cpus = perf_cpu_map__dummy_new();
+ cpus = perf_cpu_map__new_any_cpu();
threads = thread_map__new_by_tid(getpid());
if (!cpus || !threads) {
err = -ENOMEM;
diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c
index 968dddde6dda..d33d0952025c 100644
--- a/tools/perf/tests/task-exit.c
+++ b/tools/perf/tests/task-exit.c
@@ -70,7 +70,7 @@ static int test__task_exit(struct test_suite *test __maybe_unused, int subtest _
* evlist__prepare_workload we'll fill in the only thread
* we're monitoring, the one forked there.
*/
- cpus = perf_cpu_map__dummy_new();
+ cpus = perf_cpu_map__new_any_cpu();
threads = thread_map__new_by_tid(-1);
if (!cpus || !threads) {
err = -ENOMEM;
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index e36da58522ef..ff7f85ded89d 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1056,7 +1056,7 @@ int evlist__create_maps(struct evlist *evlist, struct target *target)
return -1;

if (target__uses_dummy_map(target))
- cpus = perf_cpu_map__dummy_new();
+ cpus = perf_cpu_map__new_any_cpu();
else
cpus = perf_cpu_map__new(target->cpu_list);

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index a5da74e3a517..76ef3ab488a2 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -1801,7 +1801,7 @@ static int __evsel__prepare_open(struct evsel *evsel, struct perf_cpu_map *cpus,

if (cpus == NULL) {
if (empty_cpu_map == NULL) {
- empty_cpu_map = perf_cpu_map__dummy_new();
+ empty_cpu_map = perf_cpu_map__new_any_cpu();
if (empty_cpu_map == NULL)
return -ENOMEM;
}
--
2.43.0.rc1.413.gea7ed67945-goog