diff options
Diffstat (limited to '')
| -rw-r--r-- | tools/perf/builtin-record.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 371702785d68..268b356391fc 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -701,7 +701,13 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv) } } - perf_evlist__enable(evsel_list); + /* + * When perf is starting the traced process, all the events + * (apart from group members) have enable_on_exec=1 set, + * so don't spoil it by prematurely enabling them. + */ + if (!perf_target__none(&opts->target)) + perf_evlist__enable(evsel_list); /* * Let the child rip @@ -724,7 +730,12 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv) waking++; } - if (done) + /* + * When perf is starting the traced process, at the end events + * die with the process and we wait for that. Thus no need to + * disable events in this case. + */ + if (done && !perf_target__none(&opts->target)) perf_evlist__disable(evsel_list); } |