[mirror_ubuntu-artful-kernel.git] / tools / perf / builtin-mem.c

#include <inttypes.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include "builtin.h"
#include "perf.h"

#include <subcmd/parse-options.h>
#include "util/trace-event.h"
#include "util/tool.h"
#include "util/session.h"
#include "util/data.h"
#include "util/mem-events.h"
#include "util/debug.h"
#include "util/symbol.h"

#define MEM_OPERATION_LOAD	0x1
#define MEM_OPERATION_STORE	0x2

struct perf_mem {
	struct perf_tool	tool;
	char const		*input_name;
	bool			hide_unresolved;
	bool			dump_raw;
	bool			force;
	int			operation;
	const char		*cpu_list;
	DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
};

static int parse_record_events(const struct option *opt,
			       const char *str, int unset __maybe_unused)
{
	struct perf_mem *mem = *(struct perf_mem **)opt->value;
	int j;

	if (strcmp(str, "list")) {
		if (!perf_mem_events__parse(str)) {
			mem->operation = 0;
			return 0;
		}
		exit(-1);
	}

	for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) {
		struct perf_mem_event *e = &perf_mem_events[j];

		fprintf(stderr, "%-13s%-*s%s\n",
			e->tag,
			verbose > 0 ? 25 : 0,
			verbose > 0 ? perf_mem_events__name(j) : "",
			e->supported ? ": available" : "");
	}
	exit(0);
}

static const char * const __usage[] = {
	"perf mem record [<options>] [<command>]",
	"perf mem record [<options>] -- <command> [<options>]",
	NULL
};

static const char * const *record_mem_usage = __usage;

static int __cmd_record(int argc, const char **argv, struct perf_mem *mem)
{
	int rec_argc, i = 0, j;
	const char **rec_argv;
	int ret;
	bool all_user = false, all_kernel = false;
	struct option options[] = {
	OPT_CALLBACK('e', "event", &mem, "event",
		     "event selector. use 'perf mem record -e list' to list available events",
		     parse_record_events),
	OPT_UINTEGER(0, "ldlat", &perf_mem_events__loads_ldlat, "mem-loads latency"),
	OPT_INCR('v', "verbose", &verbose,
		 "be more verbose (show counter open errors, etc)"),
	OPT_BOOLEAN('U', "all-user", &all_user, "collect only user level data"),
	OPT_BOOLEAN('K', "all-kernel", &all_kernel, "collect only kernel level data"),
	OPT_END()
	};

	argc = parse_options(argc, argv, options, record_mem_usage,
			     PARSE_OPT_STOP_AT_NON_OPTION);

	rec_argc = argc + 9; /* max number of arguments */
	rec_argv = calloc(rec_argc + 1, sizeof(char *));
	if (!rec_argv)
		return -1;

	rec_argv[i++] = "record";

	if (mem->operation & MEM_OPERATION_LOAD)
		perf_mem_events[PERF_MEM_EVENTS__LOAD].record = true;

	if (mem->operation & MEM_OPERATION_STORE)
		perf_mem_events[PERF_MEM_EVENTS__STORE].record = true;

	if (perf_mem_events[PERF_MEM_EVENTS__LOAD].record)
		rec_argv[i++] = "-W";

	rec_argv[i++] = "-d";

	for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) {
		if (!perf_mem_events[j].record)
			continue;

		if (!perf_mem_events[j].supported) {
			pr_err("failed: event '%s' not supported\n",
			       perf_mem_events__name(j));
			return -1;
		}

		rec_argv[i++] = "-e";
		rec_argv[i++] = perf_mem_events__name(j);
	};

	if (all_user)
		rec_argv[i++] = "--all-user";

	if (all_kernel)
		rec_argv[i++] = "--all-kernel";

	for (j = 0; j < argc; j++, i++)
		rec_argv[i] = argv[j];

	if (verbose > 0) {
		pr_debug("calling: record ");

		while (rec_argv[j]) {
			pr_debug("%s ", rec_argv[j]);
			j++;
		}
		pr_debug("\n");
	}

	ret = cmd_record(i, rec_argv);
	free(rec_argv);
	return ret;
}

static int
dump_raw_samples(struct perf_tool *tool,
		 union perf_event *event,
		 struct perf_sample *sample,
		 struct machine *machine)
{
	struct perf_mem *mem = container_of(tool, struct perf_mem, tool);
	struct addr_location al;
	const char *fmt;

	if (machine__resolve(machine, &al, sample) < 0) {
		fprintf(stderr, "problem processing %d event, skipping it.\n",
				event->header.type);
		return -1;
	}

	if (al.filtered || (mem->hide_unresolved && al.sym == NULL))
		goto out_put;

	if (al.map != NULL)
		al.map->dso->hit = 1;

	if (symbol_conf.field_sep) {
		fmt = "%d%s%d%s0x%"PRIx64"%s0x%"PRIx64"%s%"PRIu64
		      "%s0x%"PRIx64"%s%s:%s\n";
	} else {
		fmt = "%5d%s%5d%s0x%016"PRIx64"%s0x016%"PRIx64
		      "%s%5"PRIu64"%s0x%06"PRIx64"%s%s:%s\n";
		symbol_conf.field_sep = " ";
	}

	printf(fmt,
		sample->pid,
		symbol_conf.field_sep,
		sample->tid,
		symbol_conf.field_sep,
		sample->ip,
		symbol_conf.field_sep,
		sample->addr,
		symbol_conf.field_sep,
		sample->weight,
		symbol_conf.field_sep,
		sample->data_src,
		symbol_conf.field_sep,
		al.map ? (al.map->dso ? al.map->dso->long_name : "???") : "???",
		al.sym ? al.sym->name : "???");
out_put:
	addr_location__put(&al);
	return 0;
}

static int process_sample_event(struct perf_tool *tool,
				union perf_event *event,
				struct perf_sample *sample,
				struct perf_evsel *evsel __maybe_unused,
				struct machine *machine)
{
	return dump_raw_samples(tool, event, sample, machine);
}

static int report_raw_events(struct perf_mem *mem)
{
	struct perf_data_file file = {
		.path = input_name,
		.mode = PERF_DATA_MODE_READ,
		.force = mem->force,
	};
	int ret;
	struct perf_session *session = perf_session__new(&file, false,
							 &mem->tool);

	if (session == NULL)
		return -1;

	if (mem->cpu_list) {
		ret = perf_session__cpu_bitmap(session, mem->cpu_list,
					       mem->cpu_bitmap);
		if (ret < 0)
			goto out_delete;
	}

	ret = symbol__init(&session->header.env);
	if (ret < 0)
		goto out_delete;

	printf("# PID, TID, IP, ADDR, LOCAL WEIGHT, DSRC, SYMBOL\n");

	ret = perf_session__process_events(session);

out_delete:
	perf_session__delete(session);
	return ret;
}

static int report_events(int argc, const char **argv, struct perf_mem *mem)
{
	const char **rep_argv;
	int ret, i = 0, j, rep_argc;

	if (mem->dump_raw)
		return report_raw_events(mem);

	rep_argc = argc + 3;
	rep_argv = calloc(rep_argc + 1, sizeof(char *));
	if (!rep_argv)
		return -1;

	rep_argv[i++] = "report";
	rep_argv[i++] = "--mem-mode";
	rep_argv[i++] = "-n"; /* display number of samples */

	/*
	 * there is no weight (cost) associated with stores, so don't print
	 * the column
	 */
	if (!(mem->operation & MEM_OPERATION_LOAD))
		rep_argv[i++] = "--sort=mem,sym,dso,symbol_daddr,"
				"dso_daddr,tlb,locked";

	for (j = 1; j < argc; j++, i++)
		rep_argv[i] = argv[j];

	ret = cmd_report(i, rep_argv);
	free(rep_argv);
	return ret;
}

struct mem_mode {
	const char *name;
	int mode;
};

#define MEM_OPT(n, m) \
	{ .name = n, .mode = (m) }

#define MEM_END { .name = NULL }

static const struct mem_mode mem_modes[]={
	MEM_OPT("load", MEM_OPERATION_LOAD),
	MEM_OPT("store", MEM_OPERATION_STORE),
	MEM_END
};

static int
parse_mem_ops(const struct option *opt, const char *str, int unset)
{
	int *mode = (int *)opt->value;
	const struct mem_mode *m;
	char *s, *os = NULL, *p;
	int ret = -1;

	if (unset)
		return 0;

	/* str may be NULL in case no arg is passed to -t */
	if (str) {
		/* because str is read-only */
		s = os = strdup(str);
		if (!s)
			return -1;

		/* reset mode */
		*mode = 0;

		for (;;) {
			p = strchr(s, ',');
			if (p)
				*p = '\0';

			for (m = mem_modes; m->name; m++) {
				if (!strcasecmp(s, m->name))
					break;
			}
			if (!m->name) {
				fprintf(stderr, "unknown sampling op %s,"
					    " check man page\n", s);
				goto error;
			}

			*mode |= m->mode;

			if (!p)
				break;

			s = p + 1;
		}
	}
	ret = 0;

	if (*mode == 0)
		*mode = MEM_OPERATION_LOAD;
error:
	free(os);
	return ret;
}

int cmd_mem(int argc, const char **argv)
{
	struct stat st;
	struct perf_mem mem = {
		.tool = {
			.sample		= process_sample_event,
			.mmap		= perf_event__process_mmap,
			.mmap2		= perf_event__process_mmap2,
			.comm		= perf_event__process_comm,
			.lost		= perf_event__process_lost,
			.fork		= perf_event__process_fork,
			.build_id	= perf_event__process_build_id,
			.namespaces	= perf_event__process_namespaces,
			.ordered_events	= true,
		},
		.input_name		 = "perf.data",
		/*
		 * default to both load an store sampling
		 */
		.operation		 = MEM_OPERATION_LOAD | MEM_OPERATION_STORE,
	};
	const struct option mem_options[] = {
	OPT_CALLBACK('t', "type", &mem.operation,
		   "type", "memory operations(load,store) Default load,store",
		    parse_mem_ops),
	OPT_BOOLEAN('D', "dump-raw-samples", &mem.dump_raw,
		    "dump raw samples in ASCII"),
	OPT_BOOLEAN('U', "hide-unresolved", &mem.hide_unresolved,
		    "Only display entries resolved to a symbol"),
	OPT_STRING('i', "input", &input_name, "file",
		   "input file name"),
	OPT_STRING('C', "cpu", &mem.cpu_list, "cpu",
		   "list of cpus to profile"),
	OPT_STRING_NOEMPTY('x', "field-separator", &symbol_conf.field_sep,
		   "separator",
		   "separator for columns, no spaces will be added"
		   " between columns '.' is reserved."),
	OPT_BOOLEAN('f', "force", &mem.force, "don't complain, do it"),
	OPT_END()
	};
	const char *const mem_subcommands[] = { "record", "report", NULL };
	const char *mem_usage[] = {
		NULL,
		NULL
	};

	if (perf_mem_events__init()) {
		pr_err("failed: memory events not supported\n");
		return -1;
	}

	argc = parse_options_subcommand(argc, argv, mem_options, mem_subcommands,
					mem_usage, PARSE_OPT_STOP_AT_NON_OPTION);

	if (!argc || !(strncmp(argv[0], "rec", 3) || mem.operation))
		usage_with_options(mem_usage, mem_options);

	if (!mem.input_name || !strlen(mem.input_name)) {
		if (!fstat(STDIN_FILENO, &st) && S_ISFIFO(st.st_mode))
			mem.input_name = "-";
		else
			mem.input_name = "perf.data";
	}

	if (!strncmp(argv[0], "rec", 3))
		return __cmd_record(argc, argv, &mem);
	else if (!strncmp(argv[0], "rep", 3))
		return report_events(argc, argv, &mem);
	else
		usage_with_options(mem_usage, mem_options);

	return 0;
}
Commit	Line	Data
fd20e811	1	#include <inttypes.h>
7a8ef4c4 ACM	2	#include <sys/types.h>
	3	#include <sys/stat.h>
	4	#include <unistd.h>
028f12ee SE	5	#include "builtin.h"
	6	#include "perf.h"
	7
4b6ab94e	8	#include <subcmd/parse-options.h>
028f12ee SE	9	#include "util/trace-event.h"
	10	#include "util/tool.h"
	11	#include "util/session.h"
f5fc1412	12	#include "util/data.h"
acbe613e	13	#include "util/mem-events.h"
ce1e22b0	14	#include "util/debug.h"
e7ff8920	15	#include "util/symbol.h"
028f12ee	16
67121f85 SE	17	#define MEM_OPERATION_LOAD 0x1
67121f85 SE	18	#define MEM_OPERATION_STORE 0x2
028f12ee	19
028f12ee SE	20	struct perf_mem {
	21	struct perf_tool tool;
	22	char const *input_name;
028f12ee SE	23	bool hide_unresolved;
028f12ee SE	24	bool dump_raw;
62a1a63a	25	bool force;
66024122	26	int operation;
028f12ee SE	27	const char *cpu_list;
	28	DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
	29	};
	30
ce1e22b0 JO	31	static int parse_record_events(const struct option *opt,
	32	const char *str, int unset __maybe_unused)
	33	{
	34	struct perf_mem mem = (struct perf_mem **)opt->value;
	35	int j;
	36
	37	if (strcmp(str, "list")) {
	38	if (!perf_mem_events__parse(str)) {
	39	mem->operation = 0;
	40	return 0;
	41	}
	42	exit(-1);
	43	}
	44
	45	for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) {
	46	struct perf_mem_event *e = &perf_mem_events[j];
	47
54fbad54 JO	48	fprintf(stderr, "%-13s%-*s%s\n",
54fbad54 JO	49	e->tag,
bb963e16 NK	50	verbose > 0 ? 25 : 0,
bb963e16 NK	51	verbose > 0 ? perf_mem_events__name(j) : "",
54fbad54	52	e->supported ? ": available" : "");
ce1e22b0 JO	53	}
	54	exit(0);
	55	}
	56
	57	static const char * const __usage[] = {
	58	"perf mem record [<options>] [<command>]",
	59	"perf mem record [<options>] -- <command> [<options>]",
	60	NULL
	61	};
	62
	63	static const char * const *record_mem_usage = __usage;
	64
66024122	65	static int __cmd_record(int argc, const char *argv, struct perf_mem mem)
028f12ee SE	66	{
	67	int rec_argc, i = 0, j;
	68	const char **rec_argv;
028f12ee	69	int ret;
ad16511b	70	bool all_user = false, all_kernel = false;
ce1e22b0 JO	71	struct option options[] = {
	72	OPT_CALLBACK('e', "event", &mem, "event",
	73	"event selector. use 'perf mem record -e list' to list available events",
	74	parse_record_events),
b0d745b3	75	OPT_UINTEGER(0, "ldlat", &perf_mem_events__loads_ldlat, "mem-loads latency"),
ce1e22b0 JO	76	OPT_INCR('v', "verbose", &verbose,
ce1e22b0 JO	77	"be more verbose (show counter open errors, etc)"),
631ac41b JO	78	OPT_BOOLEAN('U', "all-user", &all_user, "collect only user level data"),
631ac41b JO	79	OPT_BOOLEAN('K', "all-kernel", &all_kernel, "collect only kernel level data"),
ce1e22b0 JO	80	OPT_END()
	81	};
	82
	83	argc = parse_options(argc, argv, options, record_mem_usage,
	84	PARSE_OPT_STOP_AT_NON_OPTION);
028f12ee	85
ad16511b	86	rec_argc = argc + 9; /* max number of arguments */
028f12ee SE	87	rec_argv = calloc(rec_argc + 1, sizeof(char *));
	88	if (!rec_argv)
	89	return -1;
	90
67121f85	91	rec_argv[i++] = "record";
028f12ee	92
ce1e22b0	93	if (mem->operation & MEM_OPERATION_LOAD)
acbe613e	94	perf_mem_events[PERF_MEM_EVENTS__LOAD].record = true;
ce1e22b0	95
33da54fa JO	96	if (mem->operation & MEM_OPERATION_STORE)
	97	perf_mem_events[PERF_MEM_EVENTS__STORE].record = true;
	98
ce1e22b0	99	if (perf_mem_events[PERF_MEM_EVENTS__LOAD].record)
67121f85 SE	100	rec_argv[i++] = "-W";
	101
	102	rec_argv[i++] = "-d";
	103
acbe613e JO	104	for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) {
	105	if (!perf_mem_events[j].record)
	106	continue;
67121f85	107
54fbad54 JO	108	if (!perf_mem_events[j].supported) {
54fbad54 JO	109	pr_err("failed: event '%s' not supported\n",
2ba7ac58	110	perf_mem_events__name(j));
54fbad54 JO	111	return -1;
	112	}
	113
67121f85	114	rec_argv[i++] = "-e";
2ba7ac58	115	rec_argv[i++] = perf_mem_events__name(j);
acbe613e	116	};
028f12ee	117
ad16511b JO	118	if (all_user)
	119	rec_argv[i++] = "--all-user";
	120
	121	if (all_kernel)
	122	rec_argv[i++] = "--all-kernel";
	123
ce1e22b0	124	for (j = 0; j < argc; j++, i++)
028f12ee SE	125	rec_argv[i] = argv[j];
028f12ee SE	126
ce1e22b0 JO	127	if (verbose > 0) {
	128	pr_debug("calling: record ");
	129
	130	while (rec_argv[j]) {
	131	pr_debug("%s ", rec_argv[j]);
	132	j++;
	133	}
	134	pr_debug("\n");
	135	}
	136
b0ad8ea6	137	ret = cmd_record(i, rec_argv);
028f12ee SE	138	free(rec_argv);
	139	return ret;
	140	}
	141
	142	static int
	143	dump_raw_samples(struct perf_tool *tool,
	144	union perf_event *event,
	145	struct perf_sample *sample,
028f12ee SE	146	struct machine *machine)
	147	{
	148	struct perf_mem *mem = container_of(tool, struct perf_mem, tool);
	149	struct addr_location al;
	150	const char *fmt;
	151
bb3eb566	152	if (machine__resolve(machine, &al, sample) < 0) {
028f12ee SE	153	fprintf(stderr, "problem processing %d event, skipping it.\n",
	154	event->header.type);
	155	return -1;
	156	}
	157
	158	if (al.filtered \|\| (mem->hide_unresolved && al.sym == NULL))
b91fc39f	159	goto out_put;
028f12ee SE	160
	161	if (al.map != NULL)
	162	al.map->dso->hit = 1;
	163
	164	if (symbol_conf.field_sep) {
	165	fmt = "%d%s%d%s0x%"PRIx64"%s0x%"PRIx64"%s%"PRIu64
	166	"%s0x%"PRIx64"%s%s:%s\n";
	167	} else {
	168	fmt = "%5d%s%5d%s0x%016"PRIx64"%s0x016%"PRIx64
	169	"%s%5"PRIu64"%s0x%06"PRIx64"%s%s:%s\n";
	170	symbol_conf.field_sep = " ";
	171	}
	172
	173	printf(fmt,
	174	sample->pid,
	175	symbol_conf.field_sep,
	176	sample->tid,
	177	symbol_conf.field_sep,
ef89325f	178	sample->ip,
028f12ee SE	179	symbol_conf.field_sep,
	180	sample->addr,
	181	symbol_conf.field_sep,
	182	sample->weight,
	183	symbol_conf.field_sep,
	184	sample->data_src,
	185	symbol_conf.field_sep,
	186	al.map ? (al.map->dso ? al.map->dso->long_name : "???") : "???",
	187	al.sym ? al.sym->name : "???");
b91fc39f ACM	188	out_put:
b91fc39f ACM	189	addr_location__put(&al);
028f12ee SE	190	return 0;
	191	}
	192
	193	static int process_sample_event(struct perf_tool *tool,
	194	union perf_event *event,
	195	struct perf_sample *sample,
8b640cc4	196	struct perf_evsel *evsel __maybe_unused,
028f12ee SE	197	struct machine *machine)
028f12ee SE	198	{
8b640cc4	199	return dump_raw_samples(tool, event, sample, machine);
028f12ee SE	200	}
	201
	202	static int report_raw_events(struct perf_mem *mem)
	203	{
f5fc1412 JO	204	struct perf_data_file file = {
	205	.path = input_name,
	206	.mode = PERF_DATA_MODE_READ,
62a1a63a	207	.force = mem->force,
f5fc1412	208	};
028f12ee	209	int ret;
f5fc1412 JO	210	struct perf_session *session = perf_session__new(&file, false,
f5fc1412 JO	211	&mem->tool);
028f12ee SE	212
028f12ee SE	213	if (session == NULL)
52e02834	214	return -1;
028f12ee SE	215
	216	if (mem->cpu_list) {
	217	ret = perf_session__cpu_bitmap(session, mem->cpu_list,
	218	mem->cpu_bitmap);
1df9fade	219	if (ret < 0)
028f12ee SE	220	goto out_delete;
	221	}
	222
1df9fade TS	223	ret = symbol__init(&session->header.env);
	224	if (ret < 0)
	225	goto out_delete;
028f12ee SE	226
	227	printf("# PID, TID, IP, ADDR, LOCAL WEIGHT, DSRC, SYMBOL\n");
	228
1df9fade	229	ret = perf_session__process_events(session);
028f12ee SE	230
	231	out_delete:
	232	perf_session__delete(session);
1df9fade	233	return ret;
028f12ee SE	234	}
	235
	236	static int report_events(int argc, const char *argv, struct perf_mem mem)
	237	{
	238	const char **rep_argv;
	239	int ret, i = 0, j, rep_argc;
	240
	241	if (mem->dump_raw)
	242	return report_raw_events(mem);
	243
	244	rep_argc = argc + 3;
	245	rep_argv = calloc(rep_argc + 1, sizeof(char *));
	246	if (!rep_argv)
	247	return -1;
	248
67121f85 SE	249	rep_argv[i++] = "report";
	250	rep_argv[i++] = "--mem-mode";
	251	rep_argv[i++] = "-n"; /* display number of samples */
028f12ee SE	252
	253	/*
	254	* there is no weight (cost) associated with stores, so don't print
	255	* the column
	256	*/
66024122	257	if (!(mem->operation & MEM_OPERATION_LOAD))
67121f85 SE	258	rep_argv[i++] = "--sort=mem,sym,dso,symbol_daddr,"
67121f85 SE	259	"dso_daddr,tlb,locked";
028f12ee SE	260
	261	for (j = 1; j < argc; j++, i++)
	262	rep_argv[i] = argv[j];
	263
b0ad8ea6	264	ret = cmd_report(i, rep_argv);
028f12ee SE	265	free(rep_argv);
	266	return ret;
	267	}
	268
67121f85 SE	269	struct mem_mode {
	270	const char *name;
	271	int mode;
	272	};
	273
	274	#define MEM_OPT(n, m) \
	275	{ .name = n, .mode = (m) }
	276
	277	#define MEM_END { .name = NULL }
	278
	279	static const struct mem_mode mem_modes[]={
	280	MEM_OPT("load", MEM_OPERATION_LOAD),
	281	MEM_OPT("store", MEM_OPERATION_STORE),
	282	MEM_END
	283	};
	284
	285	static int
	286	parse_mem_ops(const struct option opt, const char str, int unset)
	287	{
	288	int mode = (int )opt->value;
	289	const struct mem_mode *m;
	290	char s, os = NULL, *p;
	291	int ret = -1;
	292
	293	if (unset)
	294	return 0;
	295
	296	/* str may be NULL in case no arg is passed to -t */
	297	if (str) {
	298	/* because str is read-only */
	299	s = os = strdup(str);
	300	if (!s)
	301	return -1;
	302
	303	/* reset mode */
	304	*mode = 0;
	305
	306	for (;;) {
	307	p = strchr(s, ',');
	308	if (p)
	309	*p = '\0';
	310
	311	for (m = mem_modes; m->name; m++) {
	312	if (!strcasecmp(s, m->name))
	313	break;
	314	}
	315	if (!m->name) {
	316	fprintf(stderr, "unknown sampling op %s,"
	317	" check man page\n", s);
	318	goto error;
	319	}
	320
	321	*mode \|= m->mode;
	322
	323	if (!p)
	324	break;
	325
	326	s = p + 1;
	327	}
	328	}
	329	ret = 0;
	330
	331	if (*mode == 0)
	332	*mode = MEM_OPERATION_LOAD;
333	error:
334	free(os);
335	return ret;
336	}
337
b0ad8ea6	338	int cmd_mem(int argc, const char **argv)
028f12ee SE	339	{
	340	struct stat st;
	341	struct perf_mem mem = {
	342	.tool = {
	343	.sample = process_sample_event,
	344	.mmap = perf_event__process_mmap,
5c5e854b	345	.mmap2 = perf_event__process_mmap2,
028f12ee SE	346	.comm = perf_event__process_comm,
	347	.lost = perf_event__process_lost,
	348	.fork = perf_event__process_fork,
	349	.build_id = perf_event__process_build_id,
f3b3614a	350	.namespaces = perf_event__process_namespaces,
0a8cb85c	351	.ordered_events = true,
028f12ee SE	352	},
028f12ee SE	353	.input_name = "perf.data",
66024122 ACM	354	/*
	355	* default to both load an store sampling
	356	*/
	357	.operation = MEM_OPERATION_LOAD \| MEM_OPERATION_STORE,
028f12ee SE	358	};
028f12ee SE	359	const struct option mem_options[] = {
66024122	360	OPT_CALLBACK('t', "type", &mem.operation,
67121f85 SE	361	"type", "memory operations(load,store) Default load,store",
67121f85 SE	362	parse_mem_ops),
028f12ee SE	363	OPT_BOOLEAN('D', "dump-raw-samples", &mem.dump_raw,
	364	"dump raw samples in ASCII"),
	365	OPT_BOOLEAN('U', "hide-unresolved", &mem.hide_unresolved,
	366	"Only display entries resolved to a symbol"),
	367	OPT_STRING('i', "input", &input_name, "file",
	368	"input file name"),
	369	OPT_STRING('C', "cpu", &mem.cpu_list, "cpu",
	370	"list of cpus to profile"),
8b8ca6e1	371	OPT_STRING_NOEMPTY('x', "field-separator", &symbol_conf.field_sep,
028f12ee SE	372	"separator",
	373	"separator for columns, no spaces will be added"
	374	" between columns '.' is reserved."),
62a1a63a	375	OPT_BOOLEAN('f', "force", &mem.force, "don't complain, do it"),
028f12ee SE	376	OPT_END()
028f12ee SE	377	};
8d2a2a1d RR	378	const char *const mem_subcommands[] = { "record", "report", NULL };
	379	const char *mem_usage[] = {
	380	NULL,
	381	NULL
	382	};
	383
54fbad54 JO	384	if (perf_mem_events__init()) {
	385	pr_err("failed: memory events not supported\n");
	386	return -1;
	387	}
	388
8d2a2a1d RR	389	argc = parse_options_subcommand(argc, argv, mem_options, mem_subcommands,
8d2a2a1d RR	390	mem_usage, PARSE_OPT_STOP_AT_NON_OPTION);
028f12ee	391
66024122	392	if (!argc \|\| !(strncmp(argv[0], "rec", 3) \|\| mem.operation))
028f12ee SE	393	usage_with_options(mem_usage, mem_options);
	394
	395	if (!mem.input_name \|\| !strlen(mem.input_name)) {
	396	if (!fstat(STDIN_FILENO, &st) && S_ISFIFO(st.st_mode))
	397	mem.input_name = "-";
	398	else
	399	mem.input_name = "perf.data";
	400	}
	401
	402	if (!strncmp(argv[0], "rec", 3))
66024122	403	return __cmd_record(argc, argv, &mem);
028f12ee SE	404	else if (!strncmp(argv[0], "rep", 3))
	405	return report_events(argc, argv, &mem);
	406	else
	407	usage_with_options(mem_usage, mem_options);
	408
	409	return 0;
	410	}