Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 86847b62 authored by Thomas Gleixner's avatar Thomas Gleixner Committed by Ingo Molnar
Browse files

perf_counter tools: Add 'perf list' to list available events 



perf list: List all the available event types which can be used in
-e (--event) options.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 8326f44d

Documentation/perf_counter/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -328,6 +328,7 @@ BUILTIN_OBJS += builtin-record.o 
BUILTIN_OBJS += builtin-report.o

BUILTIN_OBJS += builtin-stat.o

BUILTIN_OBJS += builtin-top.o

BUILTIN_OBJS += builtin-list.o



PERFLIBS = $(LIB_FILE)

EXTLIBS =

Documentation/perf_counter/builtin-list.c

0 → 100644
+20 −0
Original line number Diff line number Diff line 
/*

 * builtin-list.c

 *

 * Builtin list command: list all event types

 *

 * Copyright (C) 2009, Thomas Gleixner <tglx@linutronix.de>

 * Copyright (C) 2008-2009, Red Hat Inc, Ingo Molnar <mingo@redhat.com>

 */

#include "builtin.h"



#include "perf.h"



#include "util/parse-options.h"

#include "util/parse-events.h"



int cmd_list(int argc, const char **argv, const char *prefix)

{

	print_events();

	return 0;

}

Documentation/perf_counter/builtin-record.c

+2 −5
Original line number Diff line number Diff line
@@ -495,11 +495,10 @@ static const char * const record_usage[] = { 
	NULL

};



static char events_help_msg[EVENTS_HELP_MAX];



static const struct option options[] = {

	OPT_CALLBACK('e', "event", NULL, "event",

		     events_help_msg, parse_events),

		     "event selector. use 'perf list' to list available events",

		     parse_events),

	OPT_INTEGER('p', "pid", &target_pid,

		    "record events on existing pid"),

	OPT_INTEGER('r', "realtime", &realtime_prio,
@@ -527,8 +526,6 @@ int cmd_record(int argc, const char **argv, const char *prefix) 
{

	int counter;



	create_events_help(events_help_msg);



	argc = parse_options(argc, argv, options, record_usage, 0);

	if (!argc && target_pid == -1 && !system_wide)

		usage_with_options(record_usage, options);

Documentation/perf_counter/builtin-stat.c

+3 −6
Original line number Diff line number Diff line
@@ -293,18 +293,17 @@ static const char * const stat_usage[] = { 
	NULL

};



static char events_help_msg[EVENTS_HELP_MAX];



static const struct option options[] = {

	OPT_CALLBACK('e', "event", NULL, "event",

		     events_help_msg, parse_events),

		     "event selector. use 'perf list' to list available events",

		     parse_events),

	OPT_BOOLEAN('i', "inherit", &inherit,

		    "child tasks inherit counters"),

	OPT_INTEGER('p', "pid", &target_pid,

		    "stat events on existing pid"),

	OPT_BOOLEAN('a', "all-cpus", &system_wide,

			    "system-wide collection from all CPUs"),

	OPT_BOOLEAN('l', "scale", &scale,

	OPT_BOOLEAN('S', "scale", &scale,

			    "scale/normalize counters"),

	OPT_END()

};
@@ -313,8 +312,6 @@ int cmd_stat(int argc, const char **argv, const char *prefix) 
{

	page_size = sysconf(_SC_PAGE_SIZE);



	create_events_help(events_help_msg);



	memcpy(attrs, default_attrs, sizeof(attrs));



	argc = parse_options(argc, argv, options, stat_usage, 0);

Documentation/perf_counter/builtin-top.c

+2 −5
Original line number Diff line number Diff line
@@ -606,11 +606,10 @@ static const char * const top_usage[] = { 
	NULL

};



static char events_help_msg[EVENTS_HELP_MAX];



static const struct option options[] = {

	OPT_CALLBACK('e', "event", NULL, "event",

		     events_help_msg, parse_events),

		     "event selector. use 'perf list' to list available events",

		     parse_events),

	OPT_INTEGER('c', "count", &default_interval,

		    "event period to sample"),

	OPT_INTEGER('p', "pid", &target_pid,
@@ -648,8 +647,6 @@ int cmd_top(int argc, const char **argv, const char *prefix) 


	page_size = sysconf(_SC_PAGE_SIZE);



	create_events_help(events_help_msg);



	argc = parse_options(argc, argv, options, top_usage, 0);

	if (argc)

		usage_with_options(top_usage, options);