diff options
| author |   Song Liu <song@kernel.org> | 2021-05-11 23:51:16 -0700 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-05-21 16:50:17 -0300 |
| commit | f8b61bd20479c094fb421da42fef6b4ff22a589e (patch) | |
| tree | e9ab717c6bd7d0d6467dea7ce37d8ef5e07d65a2 /tools/perf/util | |
| parent | perf script: Add missing PERF_IP_FLAG_CHARS for VM-Entry and VM-Exit (diff) | |
| download | linux-dev-f8b61bd20479c094fb421da42fef6b4ff22a589e.tar.xz linux-dev-f8b61bd20479c094fb421da42fef6b4ff22a589e.zip | |
perf stat: Skip evlist__[enable|disable] when all events uses BPF
When all events of a perf-stat session use BPF, it is not necessary to
call evlist__enable() and evlist__disable(). Skip them when
all_counters_use_bpf is true.
Signed-off-by: Song Liu <song@kernel.org>
Reported-by: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util')
| -rw-r--r-- | tools/perf/util/evlist.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 6e5c41528c7d..6ea3e677dc1e 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -425,9 +425,6 @@ static void __evlist__disable(struct evlist *evlist, char *evsel_name) if (affinity__setup(&affinity) < 0) return; - evlist__for_each_entry(evlist, pos) - bpf_counter__disable(pos); - /* Disable 'immediate' events last */ for (imm = 0; imm <= 1; imm++) { evlist__for_each_cpu(evlist, i, cpu) { |