perf header: Switch "cpu" for find_core_pmu in caps feature writing

Writing currently fails on non-x86 and hybrid CPUs. Switch to the more
regular find_core_pmu that is normally used in this case. Tested on
hybrid alderlake system.

Signed-off-by: Ian Rogers <irogers@google.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>

diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index a2f808841b33abdb070d2476ae48dfd99bdda5a0..e69b271f8073db422e83636141a1a8f3c8529a24 100644 (file)
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -1560,7 +1560,7 @@ static int __write_pmu_caps(struct feat_fd *ff, struct perf_pmu *pmu,
 static int write_cpu_pmu_caps(struct feat_fd *ff,
                              struct evlist *evlist __maybe_unused)
 {
-       struct perf_pmu *cpu_pmu = perf_pmus__find("cpu");
+       struct perf_pmu *cpu_pmu = perf_pmus__find_core_pmu();
        int ret;
 
        if (!cpu_pmu)