perf trace: Explicitly enable system-wide mode if no option is given
authorNamhyung Kim <namhyung.kim@lge.com>
Fri, 5 Oct 2012 05:02:14 +0000 (14:02 +0900)
committerArnaldo Carvalho de Melo <acme@redhat.com>
Fri, 5 Oct 2012 15:48:51 +0000 (12:48 -0300)
commitee76120e2d13a2d4eb0cc88da8a8e7f7909cc276
treef8ead65e6df17f26bacdebfb521d9bfbb2453030
parent32caf0d1fe14eb69191e7828701e381b1edb340d
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>
tools/perf/builtin-trace.c