diff options
| -rw-r--r-- | Documentation/perf_counter/builtin-record.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/perf_counter/builtin-record.c b/Documentation/perf_counter/builtin-record.c index 431077a6fb77..4a068664a32a 100644 --- a/Documentation/perf_counter/builtin-record.c +++ b/Documentation/perf_counter/builtin-record.c @@ -354,7 +354,7 @@ static int __cmd_record(int argc, const char **argv) signal(SIGCHLD, sig_handler); signal(SIGINT, sig_handler); - if (target_pid == -1) { + if (target_pid == -1 && argc) { pid = fork(); if (pid < 0) perror("failed to fork"); @@ -430,7 +430,7 @@ int cmd_record(int argc, const char **argv, const char *prefix) create_events_help(events_help_msg); argc = parse_options(argc, argv, options, record_usage, 0); - if (!argc) + if (!argc && target_pid == -1 && !system_wide) usage_with_options(record_usage, options); if (!nr_counters) { |