perf evlist: Add want_signal parameter to perf_evlist__prepare_workload()

In case a caller doesn't want to receive SIGUSR1 when the child failed
to exec().

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1362987798-24969-6-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 2a43c4423f6a..80cc3ea07788 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -475,7 +475,8 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv)
 
         if (forks) {
                 err = perf_evlist__prepare_workload(evsel_list, &opts->target,
-                                                    argv, opts->pipe_output);
+                                                    argv, opts->pipe_output,
+                                                    true);
                 if (err < 0) {
                         pr_err("Couldn't run the workload!\n");
                         goto out_delete_session;