diff options
Diffstat (limited to 'tools/lib/perf/evsel.c')
| -rw-r--r-- | tools/lib/perf/evsel.c | 34 |
1 files changed, 27 insertions, 7 deletions
diff --git a/tools/lib/perf/evsel.c b/tools/lib/perf/evsel.c index 210ea7c06ce8..c1d58673f6ef 100644 --- a/tools/lib/perf/evsel.c +++ b/tools/lib/perf/evsel.c @@ -328,6 +328,17 @@ int perf_evsel__read(struct perf_evsel *evsel, int cpu_map_idx, int thread, return 0; } +static int perf_evsel__ioctl(struct perf_evsel *evsel, int ioc, void *arg, + int cpu_map_idx, int thread) +{ + int *fd = FD(evsel, cpu_map_idx, thread); + + if (fd == NULL || *fd < 0) + return -1; + + return ioctl(*fd, ioc, arg); +} + static int perf_evsel__run_ioctl(struct perf_evsel *evsel, int ioc, void *arg, int cpu_map_idx) @@ -335,13 +346,7 @@ static int perf_evsel__run_ioctl(struct perf_evsel *evsel, int thread; for (thread = 0; thread < xyarray__max_y(evsel->fd); thread++) { - int err; - int *fd = FD(evsel, cpu_map_idx, thread); - - if (fd == NULL || *fd < 0) - return -1; - - err = ioctl(*fd, ioc, arg); + int err = perf_evsel__ioctl(evsel, ioc, arg, cpu_map_idx, thread); if (err) return err; @@ -355,6 +360,21 @@ int perf_evsel__enable_cpu(struct perf_evsel *evsel, int cpu_map_idx) return perf_evsel__run_ioctl(evsel, PERF_EVENT_IOC_ENABLE, NULL, cpu_map_idx); } +int perf_evsel__enable_thread(struct perf_evsel *evsel, int thread) +{ + struct perf_cpu cpu __maybe_unused; + int idx; + int err; + + perf_cpu_map__for_each_cpu(cpu, idx, evsel->cpus) { + err = perf_evsel__ioctl(evsel, PERF_EVENT_IOC_ENABLE, NULL, idx, thread); + if (err) + return err; + } + + return 0; +} + int perf_evsel__enable(struct perf_evsel *evsel) { int i; |