[mirror_ubuntu-zesty-kernel.git] / tools / perf / util / parse-events-test.c


#include "parse-events.h"
#include "evsel.h"
#include "evlist.h"
#include "sysfs.h"
#include "../../../include/linux/hw_breakpoint.h"

#define TEST_ASSERT_VAL(text, cond) \
do { \
	if (!(cond)) { \
		pr_debug("FAILED %s:%d %s\n", __FILE__, __LINE__, text); \
		return -1; \
	} \
} while (0)

static int test__checkevent_tracepoint(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
	TEST_ASSERT_VAL("wrong type", PERF_TYPE_TRACEPOINT == evsel->attr.type);
	TEST_ASSERT_VAL("wrong sample_type",
		(PERF_SAMPLE_RAW | PERF_SAMPLE_TIME | PERF_SAMPLE_CPU) ==
		evsel->attr.sample_type);
	TEST_ASSERT_VAL("wrong sample_period", 1 == evsel->attr.sample_period);
	return 0;
}

static int test__checkevent_tracepoint_multi(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel;

	TEST_ASSERT_VAL("wrong number of entries", evlist->nr_entries > 1);

	list_for_each_entry(evsel, &evlist->entries, node) {
		TEST_ASSERT_VAL("wrong type",
			PERF_TYPE_TRACEPOINT == evsel->attr.type);
		TEST_ASSERT_VAL("wrong sample_type",
			(PERF_SAMPLE_RAW | PERF_SAMPLE_TIME | PERF_SAMPLE_CPU)
			== evsel->attr.sample_type);
		TEST_ASSERT_VAL("wrong sample_period",
			1 == evsel->attr.sample_period);
	}
	return 0;
}

static int test__checkevent_raw(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
	TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
	TEST_ASSERT_VAL("wrong config", 0x1a == evsel->attr.config);
	return 0;
}

static int test__checkevent_numeric(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
	TEST_ASSERT_VAL("wrong type", 1 == evsel->attr.type);
	TEST_ASSERT_VAL("wrong config", 1 == evsel->attr.config);
	return 0;
}

static int test__checkevent_symbolic_name(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
	TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
	TEST_ASSERT_VAL("wrong config",
			PERF_COUNT_HW_INSTRUCTIONS == evsel->attr.config);
	return 0;
}

static int test__checkevent_symbolic_name_config(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
	TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
	TEST_ASSERT_VAL("wrong config",
			PERF_COUNT_HW_CPU_CYCLES == evsel->attr.config);
	TEST_ASSERT_VAL("wrong period",
			100000 == evsel->attr.sample_period);
	TEST_ASSERT_VAL("wrong config1",
			0 == evsel->attr.config1);
	TEST_ASSERT_VAL("wrong config2",
			1 == evsel->attr.config2);
	return 0;
}

static int test__checkevent_symbolic_alias(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
	TEST_ASSERT_VAL("wrong type", PERF_TYPE_SOFTWARE == evsel->attr.type);
	TEST_ASSERT_VAL("wrong config",
			PERF_COUNT_SW_PAGE_FAULTS == evsel->attr.config);
	return 0;
}

static int test__checkevent_genhw(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
	TEST_ASSERT_VAL("wrong type", PERF_TYPE_HW_CACHE == evsel->attr.type);
	TEST_ASSERT_VAL("wrong config", (1 << 16) == evsel->attr.config);
	return 0;
}

static int test__checkevent_breakpoint(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
	TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->attr.type);
	TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
	TEST_ASSERT_VAL("wrong bp_type", (HW_BREAKPOINT_R | HW_BREAKPOINT_W) ==
					 evsel->attr.bp_type);
	TEST_ASSERT_VAL("wrong bp_len", HW_BREAKPOINT_LEN_4 ==
					evsel->attr.bp_len);
	return 0;
}

static int test__checkevent_breakpoint_x(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
	TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->attr.type);
	TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
	TEST_ASSERT_VAL("wrong bp_type",
			HW_BREAKPOINT_X == evsel->attr.bp_type);
	TEST_ASSERT_VAL("wrong bp_len", sizeof(long) == evsel->attr.bp_len);
	return 0;
}

static int test__checkevent_breakpoint_r(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
	TEST_ASSERT_VAL("wrong type",
			PERF_TYPE_BREAKPOINT == evsel->attr.type);
	TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
	TEST_ASSERT_VAL("wrong bp_type",
			HW_BREAKPOINT_R == evsel->attr.bp_type);
	TEST_ASSERT_VAL("wrong bp_len",
			HW_BREAKPOINT_LEN_4 == evsel->attr.bp_len);
	return 0;
}

static int test__checkevent_breakpoint_w(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
	TEST_ASSERT_VAL("wrong type",
			PERF_TYPE_BREAKPOINT == evsel->attr.type);
	TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
	TEST_ASSERT_VAL("wrong bp_type",
			HW_BREAKPOINT_W == evsel->attr.bp_type);
	TEST_ASSERT_VAL("wrong bp_len",
			HW_BREAKPOINT_LEN_4 == evsel->attr.bp_len);
	return 0;
}

static int test__checkevent_tracepoint_modifier(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
	TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->attr.exclude_kernel);
	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);

	return test__checkevent_tracepoint(evlist);
}

static int
test__checkevent_tracepoint_multi_modifier(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel;

	TEST_ASSERT_VAL("wrong number of entries", evlist->nr_entries > 1);

	list_for_each_entry(evsel, &evlist->entries, node) {
		TEST_ASSERT_VAL("wrong exclude_user",
				!evsel->attr.exclude_user);
		TEST_ASSERT_VAL("wrong exclude_kernel",
				evsel->attr.exclude_kernel);
		TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
		TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
	}

	return test__checkevent_tracepoint_multi(evlist);
}

static int test__checkevent_raw_modifier(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
	TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->attr.exclude_kernel);
	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
	TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip);

	return test__checkevent_raw(evlist);
}

static int test__checkevent_numeric_modifier(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
	TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
	TEST_ASSERT_VAL("wrong exclude_hv", !evsel->attr.exclude_hv);
	TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip);

	return test__checkevent_numeric(evlist);
}

static int test__checkevent_symbolic_name_modifier(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
	TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
	TEST_ASSERT_VAL("wrong exclude_hv", !evsel->attr.exclude_hv);
	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);

	return test__checkevent_symbolic_name(evlist);
}

static int test__checkevent_exclude_host_modifier(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong exclude guest", !evsel->attr.exclude_guest);
	TEST_ASSERT_VAL("wrong exclude host", evsel->attr.exclude_host);

	return test__checkevent_symbolic_name(evlist);
}

static int test__checkevent_exclude_guest_modifier(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong exclude guest", evsel->attr.exclude_guest);
	TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);

	return test__checkevent_symbolic_name(evlist);
}

static int test__checkevent_symbolic_alias_modifier(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong exclude_user", !evsel->attr.exclude_user);
	TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);

	return test__checkevent_symbolic_alias(evlist);
}

static int test__checkevent_genhw_modifier(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
	TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->attr.exclude_kernel);
	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
	TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip);

	return test__checkevent_genhw(evlist);
}

static int test__checkevent_breakpoint_modifier(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong exclude_user", !evsel->attr.exclude_user);
	TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);

	return test__checkevent_breakpoint(evlist);
}

static int test__checkevent_breakpoint_x_modifier(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
	TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->attr.exclude_kernel);
	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);

	return test__checkevent_breakpoint_x(evlist);
}

static int test__checkevent_breakpoint_r_modifier(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
	TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
	TEST_ASSERT_VAL("wrong exclude_hv", !evsel->attr.exclude_hv);
	TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip);

	return test__checkevent_breakpoint_r(evlist);
}

static int test__checkevent_breakpoint_w_modifier(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong exclude_user", !evsel->attr.exclude_user);
	TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
	TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip);

	return test__checkevent_breakpoint_w(evlist);
}

static int test__checkevent_pmu(struct perf_evlist *evlist)
{

	struct perf_evsel *evsel = list_entry(evlist->entries.next,
					      struct perf_evsel, node);

	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
	TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
	TEST_ASSERT_VAL("wrong config",    10 == evsel->attr.config);
	TEST_ASSERT_VAL("wrong config1",    1 == evsel->attr.config1);
	TEST_ASSERT_VAL("wrong config2",    3 == evsel->attr.config2);
	TEST_ASSERT_VAL("wrong period",  1000 == evsel->attr.sample_period);

	return 0;
}

static int test__checkevent_list(struct perf_evlist *evlist)
{
	struct perf_evsel *evsel;

	TEST_ASSERT_VAL("wrong number of entries", 3 == evlist->nr_entries);

	/* r1 */
	evsel = list_entry(evlist->entries.next, struct perf_evsel, node);
	TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
	TEST_ASSERT_VAL("wrong config", 1 == evsel->attr.config);
	TEST_ASSERT_VAL("wrong config1", 0 == evsel->attr.config1);
	TEST_ASSERT_VAL("wrong config2", 0 == evsel->attr.config2);
	TEST_ASSERT_VAL("wrong exclude_user", !evsel->attr.exclude_user);
	TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->attr.exclude_kernel);
	TEST_ASSERT_VAL("wrong exclude_hv", !evsel->attr.exclude_hv);
	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);

	/* syscalls:sys_enter_open:k */
	evsel = list_entry(evsel->node.next, struct perf_evsel, node);
	TEST_ASSERT_VAL("wrong type", PERF_TYPE_TRACEPOINT == evsel->attr.type);
	TEST_ASSERT_VAL("wrong sample_type",
		(PERF_SAMPLE_RAW | PERF_SAMPLE_TIME | PERF_SAMPLE_CPU) ==
		evsel->attr.sample_type);
	TEST_ASSERT_VAL("wrong sample_period", 1 == evsel->attr.sample_period);
	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
	TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->attr.exclude_kernel);
	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);

	/* 1:1:hp */
	evsel = list_entry(evsel->node.next, struct perf_evsel, node);
	TEST_ASSERT_VAL("wrong type", 1 == evsel->attr.type);
	TEST_ASSERT_VAL("wrong config", 1 == evsel->attr.config);
	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
	TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
	TEST_ASSERT_VAL("wrong exclude_hv", !evsel->attr.exclude_hv);
	TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip);

	return 0;
}

struct test__event_st {
	const char *name;
	__u32 type;
	int (*check)(struct perf_evlist *evlist);
};

static struct test__event_st test__events[] = {
	[0] = {
		.name  = "syscalls:sys_enter_open",
		.check = test__checkevent_tracepoint,
	},
	[1] = {
		.name  = "syscalls:*",
		.check = test__checkevent_tracepoint_multi,
	},
	[2] = {
		.name  = "r1a",
		.check = test__checkevent_raw,
	},
	[3] = {
		.name  = "1:1",
		.check = test__checkevent_numeric,
	},
	[4] = {
		.name  = "instructions",
		.check = test__checkevent_symbolic_name,
	},
	[5] = {
		.name  = "cycles/period=100000,config2/",
		.check = test__checkevent_symbolic_name_config,
	},
	[6] = {
		.name  = "faults",
		.check = test__checkevent_symbolic_alias,
	},
	[7] = {
		.name  = "L1-dcache-load-miss",
		.check = test__checkevent_genhw,
	},
	[8] = {
		.name  = "mem:0",
		.check = test__checkevent_breakpoint,
	},
	[9] = {
		.name  = "mem:0:x",
		.check = test__checkevent_breakpoint_x,
	},
	[10] = {
		.name  = "mem:0:r",
		.check = test__checkevent_breakpoint_r,
	},
	[11] = {
		.name  = "mem:0:w",
		.check = test__checkevent_breakpoint_w,
	},
	[12] = {
		.name  = "syscalls:sys_enter_open:k",
		.check = test__checkevent_tracepoint_modifier,
	},
	[13] = {
		.name  = "syscalls:*:u",
		.check = test__checkevent_tracepoint_multi_modifier,
	},
	[14] = {
		.name  = "r1a:kp",
		.check = test__checkevent_raw_modifier,
	},
	[15] = {
		.name  = "1:1:hp",
		.check = test__checkevent_numeric_modifier,
	},
	[16] = {
		.name  = "instructions:h",
		.check = test__checkevent_symbolic_name_modifier,
	},
	[17] = {
		.name  = "faults:u",
		.check = test__checkevent_symbolic_alias_modifier,
	},
	[18] = {
		.name  = "L1-dcache-load-miss:kp",
		.check = test__checkevent_genhw_modifier,
	},
	[19] = {
		.name  = "mem:0:u",
		.check = test__checkevent_breakpoint_modifier,
	},
	[20] = {
		.name  = "mem:0:x:k",
		.check = test__checkevent_breakpoint_x_modifier,
	},
	[21] = {
		.name  = "mem:0:r:hp",
		.check = test__checkevent_breakpoint_r_modifier,
	},
	[22] = {
		.name  = "mem:0:w:up",
		.check = test__checkevent_breakpoint_w_modifier,
	},
	[23] = {
		.name  = "r1,syscalls:sys_enter_open:k,1:1:hp",
		.check = test__checkevent_list,
	},
	[24] = {
		.name  = "instructions:G",
		.check = test__checkevent_exclude_host_modifier,
	},
	[25] = {
		.name  = "instructions:H",
		.check = test__checkevent_exclude_guest_modifier,
	},
};

#define TEST__EVENTS_CNT (sizeof(test__events) / sizeof(struct test__event_st))

static struct test__event_st test__events_pmu[] = {
	[0] = {
		.name  = "cpu/config=10,config1,config2=3,period=1000/u",
		.check = test__checkevent_pmu,
	},
};

#define TEST__EVENTS_PMU_CNT (sizeof(test__events_pmu) / \
			      sizeof(struct test__event_st))

static int test(struct test__event_st *e)
{
	struct perf_evlist *evlist;
	int ret;

	evlist = perf_evlist__new(NULL, NULL);
	if (evlist == NULL)
		return -ENOMEM;

	ret = parse_events(evlist, e->name, 0);
	if (ret) {
		pr_debug("failed to parse event '%s', err %d\n",
			 e->name, ret);
		return ret;
	}

	ret = e->check(evlist);
	perf_evlist__delete(evlist);

	return ret;
}

static int test_events(struct test__event_st *events, unsigned cnt)
{
	int ret = 0;
	unsigned i;

	for (i = 0; i < cnt; i++) {
		struct test__event_st *e = &events[i];

		pr_debug("running test %d '%s'\n", i, e->name);
		ret = test(e);
		if (ret)
			break;
	}

	return ret;
}

static int test_pmu(void)
{
	struct stat st;
	char path[PATH_MAX];
	int ret;

	snprintf(path, PATH_MAX, "%s/bus/event_source/devices/cpu/format/",
		 sysfs_find_mountpoint());

	ret = stat(path, &st);
	if (ret)
		pr_debug("ommiting PMU cpu tests\n");
	return !ret;
}

int parse_events__test(void)
{
	int ret;

	ret = test_events(test__events, TEST__EVENTS_CNT);
	if (!ret && test_pmu())
		ret = test_events(test__events_pmu, TEST__EVENTS_PMU_CNT);

	return ret;
}
Commit	Line	Data
f50246e2 JO	1
	2	#include "parse-events.h"
	3	#include "evsel.h"
	4	#include "evlist.h"
	5	#include "sysfs.h"
	6	#include "../../../include/linux/hw_breakpoint.h"
	7
	8	#define TEST_ASSERT_VAL(text, cond) \
	9	do { \
	10	if (!(cond)) { \
	11	pr_debug("FAILED %s:%d %s\n", __FILE__, __LINE__, text); \
	12	return -1; \
	13	} \
	14	} while (0)
	15
	16	static int test__checkevent_tracepoint(struct perf_evlist *evlist)
	17	{
	18	struct perf_evsel *evsel = list_entry(evlist->entries.next,
	19	struct perf_evsel, node);
	20
	21	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
	22	TEST_ASSERT_VAL("wrong type", PERF_TYPE_TRACEPOINT == evsel->attr.type);
	23	TEST_ASSERT_VAL("wrong sample_type",
	24	(PERF_SAMPLE_RAW \| PERF_SAMPLE_TIME \| PERF_SAMPLE_CPU) ==
	25	evsel->attr.sample_type);
	26	TEST_ASSERT_VAL("wrong sample_period", 1 == evsel->attr.sample_period);
	27	return 0;
	28	}
	29
	30	static int test__checkevent_tracepoint_multi(struct perf_evlist *evlist)
	31	{
	32	struct perf_evsel *evsel;
	33
	34	TEST_ASSERT_VAL("wrong number of entries", evlist->nr_entries > 1);
	35
	36	list_for_each_entry(evsel, &evlist->entries, node) {
	37	TEST_ASSERT_VAL("wrong type",
	38	PERF_TYPE_TRACEPOINT == evsel->attr.type);
	39	TEST_ASSERT_VAL("wrong sample_type",
	40	(PERF_SAMPLE_RAW \| PERF_SAMPLE_TIME \| PERF_SAMPLE_CPU)
	41	== evsel->attr.sample_type);
	42	TEST_ASSERT_VAL("wrong sample_period",
	43	1 == evsel->attr.sample_period);
	44	}
	45	return 0;
	46	}
	47
	48	static int test__checkevent_raw(struct perf_evlist *evlist)
	49	{
	50	struct perf_evsel *evsel = list_entry(evlist->entries.next,
	51	struct perf_evsel, node);
	52
	53	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
	54	TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
	55	TEST_ASSERT_VAL("wrong config", 0x1a == evsel->attr.config);
	56	return 0;
	57	}
	58
	59	static int test__checkevent_numeric(struct perf_evlist *evlist)
	60	{
	61	struct perf_evsel *evsel = list_entry(evlist->entries.next,
	62	struct perf_evsel, node);
	63
	64	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
65	TEST_ASSERT_VAL("wrong type", 1 == evsel->attr.type);
66	TEST_ASSERT_VAL("wrong config", 1 == evsel->attr.config);
67	return 0;
68	}
69
70	static int test__checkevent_symbolic_name(struct perf_evlist *evlist)
71	{
72	struct perf_evsel *evsel = list_entry(evlist->entries.next,
73	struct perf_evsel, node);
74
75	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
76	TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
77	TEST_ASSERT_VAL("wrong config",
78	PERF_COUNT_HW_INSTRUCTIONS == evsel->attr.config);
79	return 0;
80	}
81
82	static int test__checkevent_symbolic_name_config(struct perf_evlist *evlist)
83	{
84	struct perf_evsel *evsel = list_entry(evlist->entries.next,
85	struct perf_evsel, node);
86
87	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
88	TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
89	TEST_ASSERT_VAL("wrong config",
90	PERF_COUNT_HW_CPU_CYCLES == evsel->attr.config);
91	TEST_ASSERT_VAL("wrong period",
92	100000 == evsel->attr.sample_period);
93	TEST_ASSERT_VAL("wrong config1",
94	0 == evsel->attr.config1);
95	TEST_ASSERT_VAL("wrong config2",
96	1 == evsel->attr.config2);
97	return 0;
98	}
99
100	static int test__checkevent_symbolic_alias(struct perf_evlist *evlist)
101	{
102	struct perf_evsel *evsel = list_entry(evlist->entries.next,
103	struct perf_evsel, node);
104
105	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
106	TEST_ASSERT_VAL("wrong type", PERF_TYPE_SOFTWARE == evsel->attr.type);
107	TEST_ASSERT_VAL("wrong config",
108	PERF_COUNT_SW_PAGE_FAULTS == evsel->attr.config);
109	return 0;
110	}
111
112	static int test__checkevent_genhw(struct perf_evlist *evlist)
113	{
114	struct perf_evsel *evsel = list_entry(evlist->entries.next,
115	struct perf_evsel, node);
116
117	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
118	TEST_ASSERT_VAL("wrong type", PERF_TYPE_HW_CACHE == evsel->attr.type);
119	TEST_ASSERT_VAL("wrong config", (1 << 16) == evsel->attr.config);
120	return 0;
121	}
122
123	static int test__checkevent_breakpoint(struct perf_evlist *evlist)
124	{
125	struct perf_evsel *evsel = list_entry(evlist->entries.next,
126	struct perf_evsel, node);
127
128	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
129	TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->attr.type);
130	TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
131	TEST_ASSERT_VAL("wrong bp_type", (HW_BREAKPOINT_R \| HW_BREAKPOINT_W) ==
132	evsel->attr.bp_type);
133	TEST_ASSERT_VAL("wrong bp_len", HW_BREAKPOINT_LEN_4 ==
134	evsel->attr.bp_len);
135	return 0;
136	}
137
138	static int test__checkevent_breakpoint_x(struct perf_evlist *evlist)
139	{
140	struct perf_evsel *evsel = list_entry(evlist->entries.next,
141	struct perf_evsel, node);
142
143	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
144	TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->attr.type);
145	TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
146	TEST_ASSERT_VAL("wrong bp_type",
147	HW_BREAKPOINT_X == evsel->attr.bp_type);
148	TEST_ASSERT_VAL("wrong bp_len", sizeof(long) == evsel->attr.bp_len);
149	return 0;
150	}
151
152	static int test__checkevent_breakpoint_r(struct perf_evlist *evlist)
153	{
154	struct perf_evsel *evsel = list_entry(evlist->entries.next,
155	struct perf_evsel, node);
156
157	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
158	TEST_ASSERT_VAL("wrong type",
159	PERF_TYPE_BREAKPOINT == evsel->attr.type);
160	TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
161	TEST_ASSERT_VAL("wrong bp_type",
162	HW_BREAKPOINT_R == evsel->attr.bp_type);
163	TEST_ASSERT_VAL("wrong bp_len",
164	HW_BREAKPOINT_LEN_4 == evsel->attr.bp_len);
165	return 0;
166	}
167
168	static int test__checkevent_breakpoint_w(struct perf_evlist *evlist)
169	{
170	struct perf_evsel *evsel = list_entry(evlist->entries.next,
171	struct perf_evsel, node);
172
173	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
174	TEST_ASSERT_VAL("wrong type",
175	PERF_TYPE_BREAKPOINT == evsel->attr.type);
176	TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
177	TEST_ASSERT_VAL("wrong bp_type",
178	HW_BREAKPOINT_W == evsel->attr.bp_type);
179	TEST_ASSERT_VAL("wrong bp_len",
180	HW_BREAKPOINT_LEN_4 == evsel->attr.bp_len);
181	return 0;
182	}
183
184	static int test__checkevent_tracepoint_modifier(struct perf_evlist *evlist)
185	{
186	struct perf_evsel *evsel = list_entry(evlist->entries.next,
187	struct perf_evsel, node);
188
189	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
190	TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->attr.exclude_kernel);
191	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
192	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
193
194	return test__checkevent_tracepoint(evlist);
195	}
196
197	static int
198	test__checkevent_tracepoint_multi_modifier(struct perf_evlist *evlist)
199	{
200	struct perf_evsel *evsel;
201
202	TEST_ASSERT_VAL("wrong number of entries", evlist->nr_entries > 1);
203
204	list_for_each_entry(evsel, &evlist->entries, node) {
205	TEST_ASSERT_VAL("wrong exclude_user",
206	!evsel->attr.exclude_user);
207	TEST_ASSERT_VAL("wrong exclude_kernel",
208	evsel->attr.exclude_kernel);
209	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
210	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
211	}
212
213	return test__checkevent_tracepoint_multi(evlist);
214	}
215
216	static int test__checkevent_raw_modifier(struct perf_evlist *evlist)
217	{
218	struct perf_evsel *evsel = list_entry(evlist->entries.next,
219	struct perf_evsel, node);
220
221	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
222	TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->attr.exclude_kernel);
223	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
224	TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip);
225
226	return test__checkevent_raw(evlist);
227	}
228
229	static int test__checkevent_numeric_modifier(struct perf_evlist *evlist)
230	{
231	struct perf_evsel *evsel = list_entry(evlist->entries.next,
232	struct perf_evsel, node);
233
234	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
235	TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
236	TEST_ASSERT_VAL("wrong exclude_hv", !evsel->attr.exclude_hv);
237	TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip);
238
239	return test__checkevent_numeric(evlist);
240	}
241
242	static int test__checkevent_symbolic_name_modifier(struct perf_evlist *evlist)
243	{
244	struct perf_evsel *evsel = list_entry(evlist->entries.next,
245	struct perf_evsel, node);
246
247	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
248	TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
249	TEST_ASSERT_VAL("wrong exclude_hv", !evsel->attr.exclude_hv);
250	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
251
252	return test__checkevent_symbolic_name(evlist);
253	}
254
255	static int test__checkevent_exclude_host_modifier(struct perf_evlist *evlist)
256	{
257	struct perf_evsel *evsel = list_entry(evlist->entries.next,
258	struct perf_evsel, node);
259
260	TEST_ASSERT_VAL("wrong exclude guest", !evsel->attr.exclude_guest);
261	TEST_ASSERT_VAL("wrong exclude host", evsel->attr.exclude_host);
262
263	return test__checkevent_symbolic_name(evlist);
264	}
265
266	static int test__checkevent_exclude_guest_modifier(struct perf_evlist *evlist)
267	{
268	struct perf_evsel *evsel = list_entry(evlist->entries.next,
269	struct perf_evsel, node);
270
271	TEST_ASSERT_VAL("wrong exclude guest", evsel->attr.exclude_guest);
272	TEST_ASSERT_VAL("wrong exclude host", !evsel->attr.exclude_host);
273
274	return test__checkevent_symbolic_name(evlist);
275	}
276
277	static int test__checkevent_symbolic_alias_modifier(struct perf_evlist *evlist)
278	{
279	struct perf_evsel *evsel = list_entry(evlist->entries.next,
280	struct perf_evsel, node);
281
282	TEST_ASSERT_VAL("wrong exclude_user", !evsel->attr.exclude_user);
283	TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
284	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
285	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
286
287	return test__checkevent_symbolic_alias(evlist);
288	}
289
290	static int test__checkevent_genhw_modifier(struct perf_evlist *evlist)
291	{
292	struct perf_evsel *evsel = list_entry(evlist->entries.next,
293	struct perf_evsel, node);
294
295	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
296	TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->attr.exclude_kernel);
297	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
298	TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip);
299
300	return test__checkevent_genhw(evlist);
301	}
302
303	static int test__checkevent_breakpoint_modifier(struct perf_evlist *evlist)
304	{
305	struct perf_evsel *evsel = list_entry(evlist->entries.next,
306	struct perf_evsel, node);
307
308	TEST_ASSERT_VAL("wrong exclude_user", !evsel->attr.exclude_user);
309	TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
310	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
311	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
312
313	return test__checkevent_breakpoint(evlist);
314	}
315
316	static int test__checkevent_breakpoint_x_modifier(struct perf_evlist *evlist)
317	{
318	struct perf_evsel *evsel = list_entry(evlist->entries.next,
319	struct perf_evsel, node);
320
321	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
322	TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->attr.exclude_kernel);
323	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
324	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
325
326	return test__checkevent_breakpoint_x(evlist);
327	}
328
329	static int test__checkevent_breakpoint_r_modifier(struct perf_evlist *evlist)
330	{
331	struct perf_evsel *evsel = list_entry(evlist->entries.next,
332	struct perf_evsel, node);
333
334	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
335	TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
336	TEST_ASSERT_VAL("wrong exclude_hv", !evsel->attr.exclude_hv);
337	TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip);
338
339	return test__checkevent_breakpoint_r(evlist);
340	}
341
342	static int test__checkevent_breakpoint_w_modifier(struct perf_evlist *evlist)
343	{
344	struct perf_evsel *evsel = list_entry(evlist->entries.next,
345	struct perf_evsel, node);
346
347	TEST_ASSERT_VAL("wrong exclude_user", !evsel->attr.exclude_user);
348	TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
349	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
350	TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip);
351
352	return test__checkevent_breakpoint_w(evlist);
353	}
354
355	static int test__checkevent_pmu(struct perf_evlist *evlist)
356	{
357
358	struct perf_evsel *evsel = list_entry(evlist->entries.next,
359	struct perf_evsel, node);
360
361	TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
362	TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
363	TEST_ASSERT_VAL("wrong config", 10 == evsel->attr.config);
364	TEST_ASSERT_VAL("wrong config1", 1 == evsel->attr.config1);
365	TEST_ASSERT_VAL("wrong config2", 3 == evsel->attr.config2);
366	TEST_ASSERT_VAL("wrong period", 1000 == evsel->attr.sample_period);
367
368	return 0;
369	}
370
371	static int test__checkevent_list(struct perf_evlist *evlist)
372	{
373	struct perf_evsel *evsel;
374
375	TEST_ASSERT_VAL("wrong number of entries", 3 == evlist->nr_entries);
376
377	/* r1 */
378	evsel = list_entry(evlist->entries.next, struct perf_evsel, node);
379	TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
380	TEST_ASSERT_VAL("wrong config", 1 == evsel->attr.config);
381	TEST_ASSERT_VAL("wrong config1", 0 == evsel->attr.config1);
382	TEST_ASSERT_VAL("wrong config2", 0 == evsel->attr.config2);
383	TEST_ASSERT_VAL("wrong exclude_user", !evsel->attr.exclude_user);
384	TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->attr.exclude_kernel);
385	TEST_ASSERT_VAL("wrong exclude_hv", !evsel->attr.exclude_hv);
386	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
387
388	/* syscalls:sys_enter_open:k */
389	evsel = list_entry(evsel->node.next, struct perf_evsel, node);
390	TEST_ASSERT_VAL("wrong type", PERF_TYPE_TRACEPOINT == evsel->attr.type);
391	TEST_ASSERT_VAL("wrong sample_type",
392	(PERF_SAMPLE_RAW \| PERF_SAMPLE_TIME \| PERF_SAMPLE_CPU) ==
393	evsel->attr.sample_type);
394	TEST_ASSERT_VAL("wrong sample_period", 1 == evsel->attr.sample_period);
395	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
396	TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->attr.exclude_kernel);
397	TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
398	TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
399
400	/* 1:1:hp */
401	evsel = list_entry(evsel->node.next, struct perf_evsel, node);
402	TEST_ASSERT_VAL("wrong type", 1 == evsel->attr.type);
403	TEST_ASSERT_VAL("wrong config", 1 == evsel->attr.config);
404	TEST_ASSERT_VAL("wrong exclude_user", evsel->attr.exclude_user);
405	TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
406	TEST_ASSERT_VAL("wrong exclude_hv", !evsel->attr.exclude_hv);
407	TEST_ASSERT_VAL("wrong precise_ip", evsel->attr.precise_ip);
408
409	return 0;
410	}
411
412	struct test__event_st {
413	const char *name;
414	__u32 type;
415	int (check)(struct perf_evlist evlist);
416	};
417
418	static struct test__event_st test__events[] = {
419	[0] = {
420	.name = "syscalls:sys_enter_open",
421	.check = test__checkevent_tracepoint,
422	},
423	[1] = {
424	.name = "syscalls:*",
425	.check = test__checkevent_tracepoint_multi,
426	},
427	[2] = {
428	.name = "r1a",
429	.check = test__checkevent_raw,
430	},
431	[3] = {
432	.name = "1:1",
433	.check = test__checkevent_numeric,
434	},
435	[4] = {
436	.name = "instructions",
437	.check = test__checkevent_symbolic_name,
438	},
439	[5] = {
440	.name = "cycles/period=100000,config2/",
441	.check = test__checkevent_symbolic_name_config,
442	},
443	[6] = {
444	.name = "faults",
445	.check = test__checkevent_symbolic_alias,
446	},
447	[7] = {
448	.name = "L1-dcache-load-miss",
449	.check = test__checkevent_genhw,
450	},
451	[8] = {
452	.name = "mem:0",
453	.check = test__checkevent_breakpoint,
454	},
455	[9] = {
456	.name = "mem:0:x",
457	.check = test__checkevent_breakpoint_x,
458	},
459	[10] = {
460	.name = "mem:0:r",
461	.check = test__checkevent_breakpoint_r,
462	},
463	[11] = {
464	.name = "mem:0:w",
465	.check = test__checkevent_breakpoint_w,
466	},
467	[12] = {
468	.name = "syscalls:sys_enter_open:k",
469	.check = test__checkevent_tracepoint_modifier,
470	},
471	[13] = {
472	.name = "syscalls:*:u",
473	.check = test__checkevent_tracepoint_multi_modifier,
474	},
475	[14] = {
476	.name = "r1a:kp",
477	.check = test__checkevent_raw_modifier,
478	},
479	[15] = {
480	.name = "1:1:hp",
481	.check = test__checkevent_numeric_modifier,
482	},
483	[16] = {
484	.name = "instructions:h",
485	.check = test__checkevent_symbolic_name_modifier,
486	},
487	[17] = {
488	.name = "faults:u",
489	.check = test__checkevent_symbolic_alias_modifier,
490	},
491	[18] = {
492	.name = "L1-dcache-load-miss:kp",
493	.check = test__checkevent_genhw_modifier,
494	},
495	[19] = {
496	.name = "mem:0:u",
497	.check = test__checkevent_breakpoint_modifier,
498	},
499	[20] = {
500	.name = "mem:0:x:k",
501	.check = test__checkevent_breakpoint_x_modifier,
502	},
503	[21] = {
504	.name = "mem:0:r:hp",
505	.check = test__checkevent_breakpoint_r_modifier,
506	},
507	[22] = {
508	.name = "mem:0:w:up",
509	.check = test__checkevent_breakpoint_w_modifier,
510	},
511	[23] = {
512	.name = "r1,syscalls:sys_enter_open:k,1:1:hp",
513	.check = test__checkevent_list,
514	},
515	[24] = {
516	.name = "instructions:G",
517	.check = test__checkevent_exclude_host_modifier,
518	},
519	[25] = {
520	.name = "instructions:H",
521	.check = test__checkevent_exclude_guest_modifier,
522	},
523	};
524
525	#define TEST__EVENTS_CNT (sizeof(test__events) / sizeof(struct test__event_st))
526
527	static struct test__event_st test__events_pmu[] = {
528	[0] = {
529	.name = "cpu/config=10,config1,config2=3,period=1000/u",
530	.check = test__checkevent_pmu,
531	},
532	};
533
534	#define TEST__EVENTS_PMU_CNT (sizeof(test__events_pmu) / \
535	sizeof(struct test__event_st))
536
537	static int test(struct test__event_st *e)
538	{
539	struct perf_evlist *evlist;
540	int ret;
541
542	evlist = perf_evlist__new(NULL, NULL);
543	if (evlist == NULL)
544	return -ENOMEM;
545
546	ret = parse_events(evlist, e->name, 0);
547	if (ret) {
548	pr_debug("failed to parse event '%s', err %d\n",
549	e->name, ret);
550	return ret;
551	}
552
553	ret = e->check(evlist);
554	perf_evlist__delete(evlist);
555
556	return ret;
557	}
558
559	static int test_events(struct test__event_st *events, unsigned cnt)
560	{
561	int ret = 0;
562	unsigned i;
563
564	for (i = 0; i < cnt; i++) {
565	struct test__event_st *e = &events[i];
566
567	pr_debug("running test %d '%s'\n", i, e->name);
568	ret = test(e);
569	if (ret)
570	break;
571	}
572
573	return ret;
574	}
575
576	static int test_pmu(void)
577	{
578	struct stat st;
579	char path[PATH_MAX];
580	int ret;
581
582	snprintf(path, PATH_MAX, "%s/bus/event_source/devices/cpu/format/",
583	sysfs_find_mountpoint());
584
585	ret = stat(path, &st);
586	if (ret)
587	pr_debug("ommiting PMU cpu tests\n");
588	return !ret;
589	}
590
591	int parse_events__test(void)
592	{
593	int ret;
594
595	ret = test_events(test__events, TEST__EVENTS_CNT);
596	if (!ret && test_pmu())
597	ret = test_events(test__events_pmu, TEST__EVENTS_PMU_CNT);
598
599	return ret;
600	}