[PATCH v2 6/8] perf arm64 header: Remove unnecessary CPU map get and put

From: Ian Rogers
Date: Wed Jan 31 2024 - 23:24:47 EST


In both cases the CPU map is known owned by either the caller or a
PMU.

Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
Reviewed-by: James Clark <james.clark@xxxxxxx>
---
tools/perf/arch/arm64/util/header.c | 3 ---
1 file changed, 3 deletions(-)

diff --git a/tools/perf/arch/arm64/util/header.c b/tools/perf/arch/arm64/util/header.c
index 97037499152e..a9de0b5187dd 100644
--- a/tools/perf/arch/arm64/util/header.c
+++ b/tools/perf/arch/arm64/util/header.c
@@ -25,8 +25,6 @@ static int _get_cpuid(char *buf, size_t sz, struct perf_cpu_map *cpus)
if (!sysfs || sz < MIDR_SIZE)
return EINVAL;

- cpus = perf_cpu_map__get(cpus);
-
for (cpu = 0; cpu < perf_cpu_map__nr(cpus); cpu++) {
char path[PATH_MAX];
FILE *file;
@@ -51,7 +49,6 @@ static int _get_cpuid(char *buf, size_t sz, struct perf_cpu_map *cpus)
break;
}

- perf_cpu_map__put(cpus);
return ret;
}

--
2.43.0.429.g432eaa2c6b-goog