[PATCH v2 37/48] perf evsel: Rename CPU around get_group_fd

From: Ian Rogers
Date: Thu Dec 23 2021 - 02:48:52 EST


CPU is really a cpu map index, change names to make code more intention
revealing.

Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
---
tools/perf/util/evsel.c | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index b4a2c5034cfe..4b3ba4408af2 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -1591,27 +1591,27 @@ int __evsel__read_on_cpu(struct evsel *evsel, int cpu_map_idx, int thread, bool
}

static int evsel__match_other_cpu(struct evsel *evsel, struct evsel *other,
- int cpu)
+ int cpu_map_idx)
{
- int cpuid;
+ int cpu;

- cpuid = perf_cpu_map__cpu(evsel->core.cpus, cpu);
- return perf_cpu_map__idx(other->core.cpus, cpuid);
+ cpu = perf_cpu_map__cpu(evsel->core.cpus, cpu_map_idx);
+ return perf_cpu_map__idx(other->core.cpus, cpu);
}

-static int evsel__hybrid_group_cpu(struct evsel *evsel, int cpu)
+static int evsel__hybrid_group_cpu_map_idx(struct evsel *evsel, int cpu_map_idx)
{
struct evsel *leader = evsel__leader(evsel);

if ((evsel__is_hybrid(evsel) && !evsel__is_hybrid(leader)) ||
(!evsel__is_hybrid(evsel) && evsel__is_hybrid(leader))) {
- return evsel__match_other_cpu(evsel, leader, cpu);
+ return evsel__match_other_cpu(evsel, leader, cpu_map_idx);
}

- return cpu;
+ return cpu_map_idx;
}

-static int get_group_fd(struct evsel *evsel, int cpu, int thread)
+static int get_group_fd(struct evsel *evsel, int cpu_map_idx, int thread)
{
struct evsel *leader = evsel__leader(evsel);
int fd;
@@ -1625,11 +1625,11 @@ static int get_group_fd(struct evsel *evsel, int cpu, int thread)
*/
BUG_ON(!leader->core.fd);

- cpu = evsel__hybrid_group_cpu(evsel, cpu);
- if (cpu == -1)
+ cpu_map_idx = evsel__hybrid_group_cpu_map_idx(evsel, cpu_map_idx);
+ if (cpu_map_idx == -1)
return -1;

- fd = FD(leader, cpu, thread);
+ fd = FD(leader, cpu_map_idx, thread);
BUG_ON(fd == -1);

return fd;
--
2.34.1.307.g9b7440fafd-goog