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Commit 70d110d7 authored by Adrian Hunter's avatar Adrian Hunter Committed by Arnaldo Carvalho de Melo
Browse files

perf auxtrace: Add itrace option to output power events 



Add itrace option to output power events.

Signed-off-by: default avatarAdrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Link: http://lkml.kernel.org/r/1495786658-18063-25-git-send-email-adrian.hunter@intel.com


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 3bdafdff

tools/perf/Documentation/itrace.txt

+3 −2
Original line number Diff line number Diff line
@@ -4,13 +4,14 @@ 
		r	synthesize branches events (returns only)

		x	synthesize transactions events

		w	synthesize ptwrite events

		p	synthesize power events

		e	synthesize error events

		d	create a debug log

		g	synthesize a call chain (use with i or x)

		l	synthesize last branch entries (use with i or x)

		s       skip initial number of events



	The default is all events i.e. the same as --itrace=ibxwe

	The default is all events i.e. the same as --itrace=ibxwpe



	In addition, the period (default 100000) for instructions events

	can be specified in units of:
@@ -28,7 +29,7 @@ 
	instructions or transactions events can be specified.



	It is also possible to skip events generated (instructions, branches, transactions,

	ptwrite) at the beginning. This is useful to ignore initialization code.

	ptwrite, power) at the beginning. This is useful to ignore initialization code.



	--itrace=i0nss1000000

tools/perf/util/auxtrace.c

+4 −0
Original line number Diff line number Diff line
@@ -948,6 +948,7 @@ void itrace_synth_opts__set_default(struct itrace_synth_opts *synth_opts) 
	synth_opts->branches = true;

	synth_opts->transactions = true;

	synth_opts->ptwrites = true;

	synth_opts->pwr_events = true;

	synth_opts->errors = true;

	synth_opts->period_type = PERF_ITRACE_DEFAULT_PERIOD_TYPE;

	synth_opts->period = PERF_ITRACE_DEFAULT_PERIOD;
@@ -1034,6 +1035,9 @@ int itrace_parse_synth_opts(const struct option *opt, const char *str, 
		case 'w':

			synth_opts->ptwrites = true;

			break;

		case 'p':

			synth_opts->pwr_events = true;

			break;

		case 'e':

			synth_opts->errors = true;

			break;

tools/perf/util/auxtrace.h

+2 −0
Original line number Diff line number Diff line
@@ -60,6 +60,7 @@ enum itrace_period_type { 
 * @branches: whether to synthesize 'branches' events

 * @transactions: whether to synthesize events for transactions

 * @ptwrites: whether to synthesize events for ptwrites

 * @pwr_events: whether to synthesize power events

 * @errors: whether to synthesize decoder error events

 * @dont_decode: whether to skip decoding entirely

 * @log: write a decoding log
@@ -81,6 +82,7 @@ struct itrace_synth_opts { 
	bool			branches;

	bool			transactions;

	bool			ptwrites;

	bool			pwr_events;

	bool			errors;

	bool			dont_decode;

	bool			log;