diff options
Diffstat (limited to 'tools/perf/builtin-record.c')
| -rw-r--r-- | tools/perf/builtin-record.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index a01c8ae1ee07..5e01c070dbf2 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -637,17 +637,25 @@ static int __cmd_record(struct record *rec, int argc, const char **argv) * Let the child rip */ if (forks) { - union perf_event event; + union perf_event *event; + + event = malloc(sizeof(event->comm) + machine->id_hdr_size); + if (event == NULL) { + err = -ENOMEM; + goto out_child; + } + /* * Some H/W events are generated before COMM event * which is emitted during exec(), so perf script * cannot see a correct process name for those events. * Synthesize COMM event to prevent it. */ - perf_event__synthesize_comm(tool, &event, + perf_event__synthesize_comm(tool, event, rec->evlist->workload.pid, process_synthesized_event, machine); + free(event); perf_evlist__start_workload(rec->evlist); } |