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| author | Namhyung Kim <namhyung.kim@lge.com> | 2012-10-05 14:02:14 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-10-05 12:48:51 -0300 |
| commit | ee76120e2d13a2d4eb0cc88da8a8e7f7909cc276 (patch) | |
| tree | f8ead65e6df17f26bacdebfb521d9bfbb2453030 /tools/perf/builtin-trace.c | |
| parent | 32caf0d1fe14eb69191e7828701e381b1edb340d (diff) | |
| download | lwn-ee76120e2d13a2d4eb0cc88da8a8e7f7909cc276.tar.gz lwn-ee76120e2d13a2d4eb0cc88da8a8e7f7909cc276.zip | |
perf trace: Explicitly enable system-wide mode if no option is given
When no target cpu/user/task option is given, perf trace will do its job
system wide for all online cpus. Make it explicit to reduce possible
confusion when reading code.
No functional changes intended.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1349413336-26936-3-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-trace.c')
| -rw-r--r-- | tools/perf/builtin-trace.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index f01fa6f736ef..da1183fa105a 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -343,5 +343,8 @@ int cmd_trace(int argc, const char **argv, const char *prefix __maybe_unused) return err; } + if (perf_target__none(&trace.opts.target)) + trace.opts.target.system_wide = true; + return trace__run(&trace); } |