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Commit 8affc2b8 authored by Andi Kleen's avatar Andi Kleen Committed by Arnaldo Carvalho de Melo
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perf record: Honour --no-time command line option 



Time stamps are always implicitely enabled for record currently.  The
old --time/-T option is a nop.

Allow the user to disable timestamps by using --no-time, honouring the
existing option.

The defaults are unchanged.

Signed-off-by: default avatarAndi Kleen <ak@linux.intel.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1406789104-25863-10-git-send-email-zheng.z.yan@intel.com


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent b048a24c

tools/perf/builtin-record.c

+1 −0
Original line number Diff line number Diff line
@@ -781,6 +781,7 @@ static const char * const record_usage[] = { 
 */

static struct record record = {

	.opts = {

		.sample_time	     = true,

		.mmap_pages	     = UINT_MAX,

		.user_freq	     = UINT_MAX,

		.user_interval	     = ULLONG_MAX,

tools/perf/util/evsel.c

+6 −3
Original line number Diff line number Diff line
@@ -633,9 +633,12 @@ void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts) 
	if (opts->period)

		perf_evsel__set_sample_bit(evsel, PERIOD);



	if (!perf_missing_features.sample_id_all &&

	    (opts->sample_time || !opts->no_inherit ||

	     target__has_cpu(&opts->target) || per_cpu))

	/*

	 * When the user explicitely disabled time don't force it here.

	 */

	if (opts->sample_time &&

	    (!perf_missing_features.sample_id_all &&

	    (!opts->no_inherit || target__has_cpu(&opts->target) || per_cpu)))

		perf_evsel__set_sample_bit(evsel, TIME);



	if (opts->raw_samples && !evsel->no_aux_samples) {