perf record: Fix -C option

Currently the -C option does not work for record command, because of the
targets mismatch when synthesizing threads.

Fixing this by using proper target interface for the synthesize
decision.

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Reported-by: Oleg Nesterov <oleg@redhat.com>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1361785972-7431-2-git-send-email-jolsa@redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 774c907..f1a939e 100644 (file)
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -573,13 +573,15 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv)
                                         perf_event__synthesize_guest_os, tool);
        }
 
-       if (!opts->target.system_wide)
+       if (perf_target__has_task(&opts->target))
                err = perf_event__synthesize_thread_map(tool, evsel_list->threads,
                                                  process_synthesized_event,
                                                  machine);
-       else
+       else if (perf_target__has_cpu(&opts->target))
                err = perf_event__synthesize_threads(tool, process_synthesized_event,
                                               machine);
+       else /* command specified */
+               err = 0;
 
        if (err != 0)
                goto out_delete_session;