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kernel/tools/perf/tests/parse-events.c

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// SPDX-License-Identifier: GPL-2.0
#include "parse-events.h"
#include "evsel.h"
#include "evlist.h"
#include <api/fs/fs.h>
#include "tests.h"
#include "debug.h"
#include "pmu.h"
#include "pmus.h"
#include <dirent.h>
#include <errno.h>
#include "fncache.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <linux/kernel.h>
#include <linux/hw_breakpoint.h>
#include <api/fs/tracing_path.h>
#define PERF_TP_SAMPLE_TYPE (PERF_SAMPLE_RAW | PERF_SAMPLE_TIME | \
PERF_SAMPLE_CPU | PERF_SAMPLE_PERIOD)
static int num_core_entries(void)
{
/*
* If the kernel supports extended type, expect events to be
* opened once for each core PMU type. Otherwise fall back to the legacy
* behavior of opening only one event even though there are multiple
* PMUs
*/
if (perf_pmus__supports_extended_type())
return perf_pmus__num_core_pmus();
return 1;
}
static bool test_config(const struct evsel *evsel, __u64 expected_config)
{
__u32 type = evsel->core.attr.type;
__u64 config = evsel->core.attr.config;
if (type == PERF_TYPE_HARDWARE || type == PERF_TYPE_HW_CACHE) {
/*
* HARDWARE and HW_CACHE events encode the PMU's extended type
* in the top 32-bits. Mask in order to ignore.
*/
config &= PERF_HW_EVENT_MASK;
}
return config == expected_config;
}
static bool test_perf_config(const struct perf_evsel *evsel, __u64 expected_config)
{
return (evsel->attr.config & PERF_HW_EVENT_MASK) == expected_config;
}
#ifdef HAVE_LIBTRACEEVENT
#if defined(__s390x__)
/* Return true if kvm module is available and loaded. Test this
* and return success when trace point kvm_s390_create_vm
* exists. Otherwise this test always fails.
*/
static bool kvm_s390_create_vm_valid(void)
{
char *eventfile;
bool rc = false;
eventfile = get_events_file("kvm-s390");
if (eventfile) {
DIR *mydir = opendir(eventfile);
if (mydir) {
rc = true;
closedir(mydir);
}
put_events_file(eventfile);
}
return rc;
}
#endif
static int test__checkevent_tracepoint(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong number of groups", 0 == evlist__nr_groups(evlist));
TEST_ASSERT_VAL("wrong type", PERF_TYPE_TRACEPOINT == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong sample_type",
PERF_TP_SAMPLE_TYPE == evsel->core.attr.sample_type);
TEST_ASSERT_VAL("wrong sample_period", 1 == evsel->core.attr.sample_period);
return TEST_OK;
}
static int test__checkevent_tracepoint_multi(struct evlist *evlist)
{
struct evsel *evsel;
TEST_ASSERT_VAL("wrong number of entries", evlist->core.nr_entries > 1);
TEST_ASSERT_VAL("wrong number of groups", 0 == evlist__nr_groups(evlist));
evlist__for_each_entry(evlist, evsel) {
TEST_ASSERT_VAL("wrong type",
PERF_TYPE_TRACEPOINT == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong sample_type",
PERF_TP_SAMPLE_TYPE == evsel->core.attr.sample_type);
TEST_ASSERT_VAL("wrong sample_period",
1 == evsel->core.attr.sample_period);
}
return TEST_OK;
}
#endif /* HAVE_LIBTRACEEVENT */
static int test__checkevent_raw(struct evlist *evlist)
{
struct perf_evsel *evsel;
bool raw_type_match = false;
TEST_ASSERT_VAL("wrong number of entries", 0 != evlist->core.nr_entries);
perf_evlist__for_each_evsel(&evlist->core, evsel) {
struct perf_pmu *pmu __maybe_unused = NULL;
bool type_matched = false;
TEST_ASSERT_VAL("wrong config", test_perf_config(evsel, 0x1a));
TEST_ASSERT_VAL("event not parsed as raw type",
evsel->attr.type == PERF_TYPE_RAW);
#if defined(__aarch64__)
/*
* Arm doesn't have a real raw type PMU in sysfs, so raw events
* would never match any PMU. However, RAW events on Arm will
* always successfully open on the first available core PMU
* so no need to test for a matching type here.
*/
type_matched = raw_type_match = true;
#else
while ((pmu = perf_pmus__scan(pmu)) != NULL) {
if (pmu->type == evsel->attr.type) {
TEST_ASSERT_VAL("PMU type expected once", !type_matched);
type_matched = true;
if (pmu->type == PERF_TYPE_RAW)
raw_type_match = true;
}
}
#endif
TEST_ASSERT_VAL("No PMU found for type", type_matched);
}
TEST_ASSERT_VAL("Raw PMU not matched", raw_type_match);
return TEST_OK;
}
static int test__checkevent_numeric(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", 1 == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 1));
return TEST_OK;
}
static int assert_hw(struct perf_evsel *evsel, enum perf_hw_id id, const char *name)
{
struct perf_pmu *pmu;
if (evsel->attr.type == PERF_TYPE_HARDWARE) {
TEST_ASSERT_VAL("wrong config", test_perf_config(evsel, id));
return 0;
}
pmu = perf_pmus__find_by_type(evsel->attr.type);
TEST_ASSERT_VAL("unexpected PMU type", pmu);
TEST_ASSERT_VAL("PMU missing event", perf_pmu__have_event(pmu, name));
return 0;
}
static int test__checkevent_symbolic_name(struct evlist *evlist)
{
struct perf_evsel *evsel;
TEST_ASSERT_VAL("wrong number of entries", 0 != evlist->core.nr_entries);
perf_evlist__for_each_evsel(&evlist->core, evsel) {
int ret = assert_hw(evsel, PERF_COUNT_HW_INSTRUCTIONS, "instructions");
if (ret)
return ret;
}
return TEST_OK;
}
static int test__checkevent_symbolic_name_config(struct evlist *evlist)
{
struct perf_evsel *evsel;
TEST_ASSERT_VAL("wrong number of entries", 0 != evlist->core.nr_entries);
perf_evlist__for_each_evsel(&evlist->core, evsel) {
int ret = assert_hw(evsel, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
/*
* The period value gets configured within evlist__config,
* while this test executes only parse events method.
*/
TEST_ASSERT_VAL("wrong period", 0 == evsel->attr.sample_period);
TEST_ASSERT_VAL("wrong config1", 0 == evsel->attr.config1);
TEST_ASSERT_VAL("wrong config2", 1 == evsel->attr.config2);
}
return TEST_OK;
}
static int test__checkevent_symbolic_alias(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_SOFTWARE == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_SW_PAGE_FAULTS));
return TEST_OK;
}
static int test__checkevent_genhw(struct evlist *evlist)
{
struct perf_evsel *evsel;
TEST_ASSERT_VAL("wrong number of entries", 0 != evlist->core.nr_entries);
perf_evlist__for_each_entry(&evlist->core, evsel) {
TEST_ASSERT_VAL("wrong type", PERF_TYPE_HW_CACHE == evsel->attr.type);
TEST_ASSERT_VAL("wrong config", test_perf_config(evsel, 1 << 16));
}
return TEST_OK;
}
static int test__checkevent_breakpoint(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 0));
TEST_ASSERT_VAL("wrong bp_type", (HW_BREAKPOINT_R | HW_BREAKPOINT_W) ==
evsel->core.attr.bp_type);
TEST_ASSERT_VAL("wrong bp_len", HW_BREAKPOINT_LEN_4 ==
evsel->core.attr.bp_len);
return TEST_OK;
}
static int test__checkevent_breakpoint_x(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 0));
TEST_ASSERT_VAL("wrong bp_type",
HW_BREAKPOINT_X == evsel->core.attr.bp_type);
TEST_ASSERT_VAL("wrong bp_len", default_breakpoint_len() == evsel->core.attr.bp_len);
return TEST_OK;
}
static int test__checkevent_breakpoint_r(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type",
PERF_TYPE_BREAKPOINT == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 0));
TEST_ASSERT_VAL("wrong bp_type",
HW_BREAKPOINT_R == evsel->core.attr.bp_type);
TEST_ASSERT_VAL("wrong bp_len",
HW_BREAKPOINT_LEN_4 == evsel->core.attr.bp_len);
return TEST_OK;
}
static int test__checkevent_breakpoint_w(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type",
PERF_TYPE_BREAKPOINT == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 0));
TEST_ASSERT_VAL("wrong bp_type",
HW_BREAKPOINT_W == evsel->core.attr.bp_type);
TEST_ASSERT_VAL("wrong bp_len",
HW_BREAKPOINT_LEN_4 == evsel->core.attr.bp_len);
return TEST_OK;
}
static int test__checkevent_breakpoint_rw(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type",
PERF_TYPE_BREAKPOINT == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 0));
TEST_ASSERT_VAL("wrong bp_type",
(HW_BREAKPOINT_R|HW_BREAKPOINT_W) == evsel->core.attr.bp_type);
TEST_ASSERT_VAL("wrong bp_len",
HW_BREAKPOINT_LEN_4 == evsel->core.attr.bp_len);
return TEST_OK;
}
#ifdef HAVE_LIBTRACEEVENT
static int test__checkevent_tracepoint_modifier(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
return test__checkevent_tracepoint(evlist);
}
static int
test__checkevent_tracepoint_multi_modifier(struct evlist *evlist)
{
struct perf_evsel *evsel;
TEST_ASSERT_VAL("wrong number of entries", evlist->core.nr_entries > 1);
perf_evlist__for_each_entry(&evlist->core, evsel) {
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);
}
#endif /* HAVE_LIBTRACEEVENT */
static int test__checkevent_raw_modifier(struct evlist *evlist)
{
struct perf_evsel *evsel;
perf_evlist__for_each_entry(&evlist->core, evsel) {
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 evlist *evlist)
{
struct perf_evsel *evsel;
perf_evlist__for_each_entry(&evlist->core, evsel) {
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 evlist *evlist)
{
struct perf_evsel *evsel;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == num_core_entries());
perf_evlist__for_each_entry(&evlist->core, evsel) {
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 evlist *evlist)
{
struct perf_evsel *evsel;
perf_evlist__for_each_entry(&evlist->core, evsel) {
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 evlist *evlist)
{
struct perf_evsel *evsel;
perf_evlist__for_each_entry(&evlist->core, evsel) {
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 evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
return test__checkevent_symbolic_alias(evlist);
}
static int test__checkevent_genhw_modifier(struct evlist *evlist)
{
struct perf_evsel *evsel;
perf_evlist__for_each_entry(&evlist->core, evsel) {
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_exclude_idle_modifier(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude idle", evsel->core.attr.exclude_idle);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
return test__checkevent_symbolic_name(evlist);
}
static int test__checkevent_exclude_idle_modifier_1(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude idle", evsel->core.attr.exclude_idle);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
return test__checkevent_symbolic_name(evlist);
}
static int test__checkevent_breakpoint_modifier(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "mem:0:u"));
return test__checkevent_breakpoint(evlist);
}
static int test__checkevent_breakpoint_x_modifier(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "mem:0:x:k"));
return test__checkevent_breakpoint_x(evlist);
}
static int test__checkevent_breakpoint_r_modifier(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "mem:0:r:hp"));
return test__checkevent_breakpoint_r(evlist);
}
static int test__checkevent_breakpoint_w_modifier(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "mem:0:w:up"));
return test__checkevent_breakpoint_w(evlist);
}
static int test__checkevent_breakpoint_rw_modifier(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "mem:0:rw:kp"));
return test__checkevent_breakpoint_rw(evlist);
}
static int test__checkevent_breakpoint_modifier_name(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "breakpoint"));
return test__checkevent_breakpoint(evlist);
}
static int test__checkevent_breakpoint_x_modifier_name(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "breakpoint"));
return test__checkevent_breakpoint_x(evlist);
}
static int test__checkevent_breakpoint_r_modifier_name(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "breakpoint"));
return test__checkevent_breakpoint_r(evlist);
}
static int test__checkevent_breakpoint_w_modifier_name(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "breakpoint"));
return test__checkevent_breakpoint_w(evlist);
}
static int test__checkevent_breakpoint_rw_modifier_name(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "breakpoint"));
return test__checkevent_breakpoint_rw(evlist);
}
static int test__checkevent_breakpoint_2_events(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "breakpoint1"));
evsel = evsel__next(evsel);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "breakpoint2"));
return TEST_OK;
}
static int test__checkevent_pmu(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 10));
TEST_ASSERT_VAL("wrong config1", 1 == evsel->core.attr.config1);
TEST_ASSERT_VAL("wrong config2", 3 == evsel->core.attr.config2);
TEST_ASSERT_VAL("wrong config3", 0 == evsel->core.attr.config3);
/*
* The period value gets configured within evlist__config,
* while this test executes only parse events method.
*/
TEST_ASSERT_VAL("wrong period", 0 == evsel->core.attr.sample_period);
return TEST_OK;
}
#ifdef HAVE_LIBTRACEEVENT
static int test__checkevent_list(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 3 <= evlist->core.nr_entries);
/* r1 */
TEST_ASSERT_VAL("wrong type", PERF_TYPE_TRACEPOINT != evsel->core.attr.type);
while (evsel->core.attr.type != PERF_TYPE_TRACEPOINT) {
TEST_ASSERT_VAL("wrong config", test_config(evsel, 1));
TEST_ASSERT_VAL("wrong config1", 0 == evsel->core.attr.config1);
TEST_ASSERT_VAL("wrong config2", 0 == evsel->core.attr.config2);
TEST_ASSERT_VAL("wrong config3", 0 == evsel->core.attr.config3);
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
evsel = evsel__next(evsel);
}
/* syscalls:sys_enter_openat:k */
TEST_ASSERT_VAL("wrong type", PERF_TYPE_TRACEPOINT == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong sample_type",
PERF_TP_SAMPLE_TYPE == evsel->core.attr.sample_type);
TEST_ASSERT_VAL("wrong sample_period", 1 == evsel->core.attr.sample_period);
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
/* 1:1:hp */
evsel = evsel__next(evsel);
TEST_ASSERT_VAL("wrong type", 1 == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 1));
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
return TEST_OK;
}
#endif
static int test__checkevent_pmu_name(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
/* cpu/config=1,name=krava/u */
TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 1));
TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "krava"));
/* cpu/config=2/u" */
evsel = evsel__next(evsel);
TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 2));
TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "cpu/config=2/u"));
return TEST_OK;
}
static int test__checkevent_pmu_partial_time_callgraph(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
/* cpu/config=1,call-graph=fp,time,period=100000/ */
TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 1));
/*
* The period, time and callgraph value gets configured within evlist__config,
* while this test executes only parse events method.
*/
TEST_ASSERT_VAL("wrong period", 0 == evsel->core.attr.sample_period);
TEST_ASSERT_VAL("wrong callgraph", !evsel__has_callchain(evsel));
TEST_ASSERT_VAL("wrong time", !(PERF_SAMPLE_TIME & evsel->core.attr.sample_type));
/* cpu/config=2,call-graph=no,time=0,period=2000/ */
evsel = evsel__next(evsel);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 2));
/*
* The period, time and callgraph value gets configured within evlist__config,
* while this test executes only parse events method.
*/
TEST_ASSERT_VAL("wrong period", 0 == evsel->core.attr.sample_period);
TEST_ASSERT_VAL("wrong callgraph", !evsel__has_callchain(evsel));
TEST_ASSERT_VAL("wrong time", !(PERF_SAMPLE_TIME & evsel->core.attr.sample_type));
return TEST_OK;
}
static int test__checkevent_pmu_events(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type ||
strcmp(evsel->pmu_name, "cpu"));
TEST_ASSERT_VAL("wrong exclude_user",
!evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel",
evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong pinned", !evsel->core.attr.pinned);
TEST_ASSERT_VAL("wrong exclusive", !evsel->core.attr.exclusive);
return TEST_OK;
}
static int test__checkevent_pmu_events_mix(struct evlist *evlist)
{
struct evsel *evsel = NULL;
/*
* The wild card event will be opened at least once, but it may be
* opened on each core PMU.
*/
TEST_ASSERT_VAL("wrong number of entries", evlist->core.nr_entries >= 2);
for (int i = 0; i < evlist->core.nr_entries - 1; i++) {
evsel = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
/* pmu-event:u */
TEST_ASSERT_VAL("wrong exclude_user",
!evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel",
evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong pinned", !evsel->core.attr.pinned);
TEST_ASSERT_VAL("wrong exclusive", !evsel->core.attr.exclusive);
}
/* cpu/pmu-event/u*/
evsel = evsel__next(evsel);
TEST_ASSERT_VAL("wrong type", evsel__find_pmu(evsel)->is_core);
TEST_ASSERT_VAL("wrong exclude_user",
!evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel",
evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong pinned", !evsel->core.attr.pinned);
TEST_ASSERT_VAL("wrong exclusive", !evsel->core.attr.pinned);
return TEST_OK;
}
static int test__checkterms_simple(struct parse_events_terms *terms)
{
struct parse_events_term *term;
/* config=10 */
term = list_entry(terms->terms.next, struct parse_events_term, list);
TEST_ASSERT_VAL("wrong type term",
term->type_term == PARSE_EVENTS__TERM_TYPE_CONFIG);
TEST_ASSERT_VAL("wrong type val",
term->type_val == PARSE_EVENTS__TERM_TYPE_NUM);
TEST_ASSERT_VAL("wrong val", term->val.num == 10);
TEST_ASSERT_VAL("wrong config", !strcmp(term->config, "config"));
/* config1 */
term = list_entry(term->list.next, struct parse_events_term, list);
TEST_ASSERT_VAL("wrong type term",
term->type_term == PARSE_EVENTS__TERM_TYPE_CONFIG1);
TEST_ASSERT_VAL("wrong type val",
term->type_val == PARSE_EVENTS__TERM_TYPE_NUM);
TEST_ASSERT_VAL("wrong val", term->val.num == 1);
TEST_ASSERT_VAL("wrong config", !strcmp(term->config, "config1"));
/* config2=3 */
term = list_entry(term->list.next, struct parse_events_term, list);
TEST_ASSERT_VAL("wrong type term",
term->type_term == PARSE_EVENTS__TERM_TYPE_CONFIG2);
TEST_ASSERT_VAL("wrong type val",
term->type_val == PARSE_EVENTS__TERM_TYPE_NUM);
TEST_ASSERT_VAL("wrong val", term->val.num == 3);
TEST_ASSERT_VAL("wrong config", !strcmp(term->config, "config2"));
/* config3=4 */
term = list_entry(term->list.next, struct parse_events_term, list);
TEST_ASSERT_VAL("wrong type term",
term->type_term == PARSE_EVENTS__TERM_TYPE_CONFIG3);
TEST_ASSERT_VAL("wrong type val",
term->type_val == PARSE_EVENTS__TERM_TYPE_NUM);
TEST_ASSERT_VAL("wrong val", term->val.num == 4);
TEST_ASSERT_VAL("wrong config", !strcmp(term->config, "config3"));
/* umask=1*/
term = list_entry(term->list.next, struct parse_events_term, list);
TEST_ASSERT_VAL("wrong type term",
term->type_term == PARSE_EVENTS__TERM_TYPE_USER);
TEST_ASSERT_VAL("wrong type val",
term->type_val == PARSE_EVENTS__TERM_TYPE_NUM);
TEST_ASSERT_VAL("wrong val", term->val.num == 1);
TEST_ASSERT_VAL("wrong config", !strcmp(term->config, "umask"));
/*
* read
*
* The perf_pmu__test_parse_init injects 'read' term into
* perf_pmu_events_list, so 'read' is evaluated as read term
* and not as raw event with 'ead' hex value.
*/
term = list_entry(term->list.next, struct parse_events_term, list);
TEST_ASSERT_VAL("wrong type term",
term->type_term == PARSE_EVENTS__TERM_TYPE_RAW);
TEST_ASSERT_VAL("wrong type val",
term->type_val == PARSE_EVENTS__TERM_TYPE_STR);
TEST_ASSERT_VAL("wrong val", !strcmp(term->val.str, "read"));
TEST_ASSERT_VAL("wrong config", !strcmp(term->config, "raw"));
/*
* r0xead
*
* To be still able to pass 'ead' value with 'r' syntax,
* we added support to parse 'r0xHEX' event.
*/
term = list_entry(term->list.next, struct parse_events_term, list);
TEST_ASSERT_VAL("wrong type term",
term->type_term == PARSE_EVENTS__TERM_TYPE_RAW);
TEST_ASSERT_VAL("wrong type val",
term->type_val == PARSE_EVENTS__TERM_TYPE_STR);
TEST_ASSERT_VAL("wrong val", !strcmp(term->val.str, "r0xead"));
TEST_ASSERT_VAL("wrong config", !strcmp(term->config, "raw"));
return TEST_OK;
}
static int test__group1(struct evlist *evlist)
{
struct evsel *evsel, *leader;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == (num_core_entries() * 2));
TEST_ASSERT_VAL("wrong number of groups",
evlist__nr_groups(evlist) == num_core_entries());
for (int i = 0; i < num_core_entries(); i++) {
int ret;
/* instructions:k */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
ret = assert_hw(&evsel->core, PERF_COUNT_HW_INSTRUCTIONS, "instructions");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong leader", evsel__is_group_leader(evsel));
TEST_ASSERT_VAL("wrong core.nr_members", evsel->core.nr_members == 2);
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 0);
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
/* cycles:upp */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
/* use of precise requires exclude_guest */
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip == 2);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1);
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
}
return TEST_OK;
}
static int test__group2(struct evlist *evlist)
{
struct evsel *evsel, *leader = NULL;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == (2 * num_core_entries() + 1));
/*
* TODO: Currently the software event won't be grouped with the hardware
* event except for 1 PMU.
*/
TEST_ASSERT_VAL("wrong number of groups", 1 == evlist__nr_groups(evlist));
evlist__for_each_entry(evlist, evsel) {
int ret;
if (evsel->core.attr.type == PERF_TYPE_SOFTWARE) {
/* faults + :ku modifier */
leader = evsel;
TEST_ASSERT_VAL("wrong config",
test_config(evsel, PERF_COUNT_SW_PAGE_FAULTS));
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong leader", evsel__is_group_leader(evsel));
TEST_ASSERT_VAL("wrong core.nr_members", evsel->core.nr_members == 2);
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 0);
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
continue;
}
if (evsel->core.attr.type == PERF_TYPE_HARDWARE &&
test_config(evsel, PERF_COUNT_HW_BRANCH_INSTRUCTIONS)) {
/* branches + :u modifier */
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
if (evsel__has_leader(evsel, leader))
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1);
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
continue;
}
/* cycles:k */
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong leader", evsel__is_group_leader(evsel));
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
}
return TEST_OK;
}
#ifdef HAVE_LIBTRACEEVENT
static int test__group3(struct evlist *evlist __maybe_unused)
{
struct evsel *evsel, *group1_leader = NULL, *group2_leader = NULL;
int ret;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == (3 * perf_pmus__num_core_pmus() + 2));
/*
* Currently the software event won't be grouped with the hardware event
* except for 1 PMU. This means there are always just 2 groups
* regardless of the number of core PMUs.
*/
TEST_ASSERT_VAL("wrong number of groups", 2 == evlist__nr_groups(evlist));
evlist__for_each_entry(evlist, evsel) {
if (evsel->core.attr.type == PERF_TYPE_TRACEPOINT) {
/* group1 syscalls:sys_enter_openat:H */
group1_leader = evsel;
TEST_ASSERT_VAL("wrong sample_type",
evsel->core.attr.sample_type == PERF_TP_SAMPLE_TYPE);
TEST_ASSERT_VAL("wrong sample_period", 1 == evsel->core.attr.sample_period);
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong leader", evsel__is_group_leader(evsel));
TEST_ASSERT_VAL("wrong group name", !strcmp(evsel->group_name, "group1"));
TEST_ASSERT_VAL("wrong core.nr_members", evsel->core.nr_members == 2);
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 0);
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
continue;
}
if (evsel->core.attr.type == PERF_TYPE_HARDWARE &&
test_config(evsel, PERF_COUNT_HW_CPU_CYCLES)) {
if (evsel->core.attr.exclude_user) {
/* group1 cycles:kppp */
TEST_ASSERT_VAL("wrong exclude_user",
evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel",
!evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
/* use of precise requires exclude_guest */
TEST_ASSERT_VAL("wrong exclude guest",
evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host",
!evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip",
evsel->core.attr.precise_ip == 3);
if (evsel__has_leader(evsel, group1_leader)) {
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong group_idx",
evsel__group_idx(evsel) == 1);
}
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
} else {
/* group2 cycles + G modifier */
group2_leader = evsel;
TEST_ASSERT_VAL("wrong exclude_kernel",
!evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv",
!evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest",
!evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host",
evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong leader", evsel__is_group_leader(evsel));
if (evsel->core.nr_members == 2) {
TEST_ASSERT_VAL("wrong group_idx",
evsel__group_idx(evsel) == 0);
}
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
}
continue;
}
if (evsel->core.attr.type == 1) {
/* group2 1:3 + G modifier */
TEST_ASSERT_VAL("wrong config", test_config(evsel, 3));
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
if (evsel__has_leader(evsel, group2_leader))
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1);
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
continue;
}
/* instructions:u */
ret = assert_hw(&evsel->core, PERF_COUNT_HW_INSTRUCTIONS, "instructions");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong leader", evsel__is_group_leader(evsel));
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
}
return TEST_OK;
}
#endif
static int test__group4(struct evlist *evlist __maybe_unused)
{
struct evsel *evsel, *leader;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == (num_core_entries() * 2));
TEST_ASSERT_VAL("wrong number of groups",
num_core_entries() == evlist__nr_groups(evlist));
for (int i = 0; i < num_core_entries(); i++) {
int ret;
/* cycles:u + p */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
/* use of precise requires exclude_guest */
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip == 1);
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__is_group_leader(evsel));
TEST_ASSERT_VAL("wrong core.nr_members", evsel->core.nr_members == 2);
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 0);
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
/* instructions:kp + p */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_INSTRUCTIONS, "instructions");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
/* use of precise requires exclude_guest */
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip == 2);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1);
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
}
return TEST_OK;
}
static int test__group5(struct evlist *evlist __maybe_unused)
{
struct evsel *evsel = NULL, *leader;
int ret;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == (5 * num_core_entries()));
TEST_ASSERT_VAL("wrong number of groups",
evlist__nr_groups(evlist) == (2 * num_core_entries()));
for (int i = 0; i < num_core_entries(); i++) {
/* cycles + G */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__is_group_leader(evsel));
TEST_ASSERT_VAL("wrong core.nr_members", evsel->core.nr_members == 2);
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 0);
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
/* instructions + G */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_INSTRUCTIONS, "instructions");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1);
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
}
for (int i = 0; i < num_core_entries(); i++) {
/* cycles:G */
evsel = leader = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__is_group_leader(evsel));
TEST_ASSERT_VAL("wrong core.nr_members", evsel->core.nr_members == 2);
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 0);
TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read);
/* instructions:G */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_INSTRUCTIONS, "instructions");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1);
}
for (int i = 0; i < num_core_entries(); i++) {
/* cycles */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong leader", evsel__is_group_leader(evsel));
}
return TEST_OK;
}
static int test__group_gh1(struct evlist *evlist)
{
struct evsel *evsel = NULL, *leader;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == (2 * num_core_entries()));
TEST_ASSERT_VAL("wrong number of groups",
evlist__nr_groups(evlist) == num_core_entries());
for (int i = 0; i < num_core_entries(); i++) {
int ret;
/* cycles + :H group modifier */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__is_group_leader(evsel));
TEST_ASSERT_VAL("wrong core.nr_members", evsel->core.nr_members == 2);
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 0);
/* cache-misses:G + :H group modifier */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CACHE_MISSES, "cache-misses");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1);
}
return TEST_OK;
}
static int test__group_gh2(struct evlist *evlist)
{
struct evsel *evsel = NULL, *leader;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == (2 * num_core_entries()));
TEST_ASSERT_VAL("wrong number of groups",
evlist__nr_groups(evlist) == num_core_entries());
for (int i = 0; i < num_core_entries(); i++) {
int ret;
/* cycles + :G group modifier */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__is_group_leader(evsel));
TEST_ASSERT_VAL("wrong core.nr_members", evsel->core.nr_members == 2);
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 0);
/* cache-misses:H + :G group modifier */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CACHE_MISSES, "cache-misses");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1);
}
return TEST_OK;
}
static int test__group_gh3(struct evlist *evlist)
{
struct evsel *evsel = NULL, *leader;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == (2 * num_core_entries()));
TEST_ASSERT_VAL("wrong number of groups",
evlist__nr_groups(evlist) == num_core_entries());
for (int i = 0; i < num_core_entries(); i++) {
int ret;
/* cycles:G + :u group modifier */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__is_group_leader(evsel));
TEST_ASSERT_VAL("wrong core.nr_members", evsel->core.nr_members == 2);
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 0);
/* cache-misses:H + :u group modifier */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CACHE_MISSES, "cache-misses");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1);
}
return TEST_OK;
}
static int test__group_gh4(struct evlist *evlist)
{
struct evsel *evsel = NULL, *leader;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == (2 * num_core_entries()));
TEST_ASSERT_VAL("wrong number of groups",
evlist__nr_groups(evlist) == num_core_entries());
for (int i = 0; i < num_core_entries(); i++) {
int ret;
/* cycles:G + :uG group modifier */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__is_group_leader(evsel));
TEST_ASSERT_VAL("wrong core.nr_members", evsel->core.nr_members == 2);
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 0);
/* cache-misses:H + :uG group modifier */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CACHE_MISSES, "cache-misses");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1);
}
return TEST_OK;
}
static int test__leader_sample1(struct evlist *evlist)
{
struct evsel *evsel = NULL, *leader;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == (3 * num_core_entries()));
for (int i = 0; i < num_core_entries(); i++) {
int ret;
/* cycles - sampling group leader */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read);
/* cache-misses - not sampling */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CACHE_MISSES, "cache-misses");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read);
/* branch-misses - not sampling */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_BRANCH_MISSES, "branch-misses");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read);
}
return TEST_OK;
}
static int test__leader_sample2(struct evlist *evlist __maybe_unused)
{
struct evsel *evsel = NULL, *leader;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == (2 * num_core_entries()));
for (int i = 0; i < num_core_entries(); i++) {
int ret;
/* instructions - sampling group leader */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
ret = assert_hw(&evsel->core, PERF_COUNT_HW_INSTRUCTIONS, "instructions");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read);
/* branch-misses - not sampling */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_BRANCH_MISSES, "branch-misses");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest);
TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read);
}
return TEST_OK;
}
static int test__checkevent_pinned_modifier(struct evlist *evlist)
{
struct evsel *evsel = NULL;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == num_core_entries());
for (int i = 0; i < num_core_entries(); i++) {
evsel = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong pinned", evsel->core.attr.pinned);
}
return test__checkevent_symbolic_name(evlist);
}
static int test__pinned_group(struct evlist *evlist)
{
struct evsel *evsel = NULL, *leader;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == (3 * num_core_entries()));
for (int i = 0; i < num_core_entries(); i++) {
int ret;
/* cycles - group leader */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
/* TODO: The group modifier is not copied to the split group leader. */
if (perf_pmus__num_core_pmus() == 1)
TEST_ASSERT_VAL("wrong pinned", evsel->core.attr.pinned);
/* cache-misses - can not be pinned, but will go on with the leader */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CACHE_MISSES, "cache-misses");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong pinned", !evsel->core.attr.pinned);
/* branch-misses - ditto */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_BRANCH_MISSES, "branch-misses");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong pinned", !evsel->core.attr.pinned);
}
return TEST_OK;
}
static int test__checkevent_exclusive_modifier(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
TEST_ASSERT_VAL("wrong exclusive", evsel->core.attr.exclusive);
return test__checkevent_symbolic_name(evlist);
}
static int test__exclusive_group(struct evlist *evlist)
{
struct evsel *evsel = NULL, *leader;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == 3 * num_core_entries());
for (int i = 0; i < num_core_entries(); i++) {
int ret;
/* cycles - group leader */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
/* TODO: The group modifier is not copied to the split group leader. */
if (perf_pmus__num_core_pmus() == 1)
TEST_ASSERT_VAL("wrong exclusive", evsel->core.attr.exclusive);
/* cache-misses - can not be pinned, but will go on with the leader */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_CACHE_MISSES, "cache-misses");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclusive", !evsel->core.attr.exclusive);
/* branch-misses - ditto */
evsel = evsel__next(evsel);
ret = assert_hw(&evsel->core, PERF_COUNT_HW_BRANCH_MISSES, "branch-misses");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclusive", !evsel->core.attr.exclusive);
}
return TEST_OK;
}
static int test__checkevent_breakpoint_len(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 0));
TEST_ASSERT_VAL("wrong bp_type", (HW_BREAKPOINT_R | HW_BREAKPOINT_W) ==
evsel->core.attr.bp_type);
TEST_ASSERT_VAL("wrong bp_len", HW_BREAKPOINT_LEN_1 ==
evsel->core.attr.bp_len);
return TEST_OK;
}
static int test__checkevent_breakpoint_len_w(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 0));
TEST_ASSERT_VAL("wrong bp_type", HW_BREAKPOINT_W ==
evsel->core.attr.bp_type);
TEST_ASSERT_VAL("wrong bp_len", HW_BREAKPOINT_LEN_2 ==
evsel->core.attr.bp_len);
return TEST_OK;
}
static int
test__checkevent_breakpoint_len_rw_modifier(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
return test__checkevent_breakpoint_rw(evlist);
}
static int test__checkevent_precise_max_modifier(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == 1 + num_core_entries());
TEST_ASSERT_VAL("wrong type", PERF_TYPE_SOFTWARE == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_SW_TASK_CLOCK));
return TEST_OK;
}
static int test__checkevent_config_symbol(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong name setting", evsel__name_is(evsel, "insn"));
return TEST_OK;
}
static int test__checkevent_config_raw(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong name setting", evsel__name_is(evsel, "rawpmu"));
return TEST_OK;
}
static int test__checkevent_config_num(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong name setting", evsel__name_is(evsel, "numpmu"));
return TEST_OK;
}
static int test__checkevent_config_cache(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong name setting", evsel__name_is(evsel, "cachepmu"));
return test__checkevent_genhw(evlist);
}
static bool test__pmu_cpu_valid(void)
{
return !!perf_pmus__find("cpu");
}
static bool test__pmu_cpu_event_valid(void)
{
struct perf_pmu *pmu = perf_pmus__find("cpu");
if (!pmu)
return false;
return perf_pmu__has_format(pmu, "event");
}
static bool test__intel_pt_valid(void)
{
return !!perf_pmus__find("intel_pt");
}
static int test__intel_pt(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong name setting", evsel__name_is(evsel, "intel_pt//u"));
return TEST_OK;
}
static int test__checkevent_complex_name(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong complex name parsing",
evsel__name_is(evsel,
"COMPLEX_CYCLES_NAME:orig=cycles,desc=chip-clock-ticks"));
return TEST_OK;
}
static int test__checkevent_raw_pmu(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_SOFTWARE == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 0x1a));
return TEST_OK;
}
static int test__sym_event_slash(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
int ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
return TEST_OK;
}
static int test__sym_event_dc(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
int ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
return TEST_OK;
}
static int test__term_equal_term(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
int ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong name setting", strcmp(evsel->name, "name") == 0);
return TEST_OK;
}
static int test__term_equal_legacy(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
int ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
if (ret)
return ret;
TEST_ASSERT_VAL("wrong name setting", strcmp(evsel->name, "l1d") == 0);
return TEST_OK;
}
#ifdef HAVE_LIBTRACEEVENT
static int count_tracepoints(void)
{
struct dirent *events_ent;
DIR *events_dir;
int cnt = 0;
events_dir = tracing_events__opendir();
TEST_ASSERT_VAL("Can't open events dir", events_dir);
while ((events_ent = readdir(events_dir))) {
char *sys_path;
struct dirent *sys_ent;
DIR *sys_dir;
if (!strcmp(events_ent->d_name, ".")
|| !strcmp(events_ent->d_name, "..")
|| !strcmp(events_ent->d_name, "enable")
|| !strcmp(events_ent->d_name, "header_event")
|| !strcmp(events_ent->d_name, "header_page"))
continue;
sys_path = get_events_file(events_ent->d_name);
TEST_ASSERT_VAL("Can't get sys path", sys_path);
sys_dir = opendir(sys_path);
TEST_ASSERT_VAL("Can't open sys dir", sys_dir);
while ((sys_ent = readdir(sys_dir))) {
if (!strcmp(sys_ent->d_name, ".")
|| !strcmp(sys_ent->d_name, "..")
|| !strcmp(sys_ent->d_name, "enable")
|| !strcmp(sys_ent->d_name, "filter"))
continue;
cnt++;
}
closedir(sys_dir);
put_events_file(sys_path);
}
closedir(events_dir);
return cnt;
}
static int test__all_tracepoints(struct evlist *evlist)
{
TEST_ASSERT_VAL("wrong events count",
count_tracepoints() == evlist->core.nr_entries);
return test__checkevent_tracepoint_multi(evlist);
}
#endif /* HAVE_LIBTRACEVENT */
struct evlist_test {
const char *name;
bool (*valid)(void);
int (*check)(struct evlist *evlist);
};
static const struct evlist_test test__events[] = {
#ifdef HAVE_LIBTRACEEVENT
{
.name = "syscalls:sys_enter_openat",
.check = test__checkevent_tracepoint,
/* 0 */
},
{
.name = "syscalls:*",
.check = test__checkevent_tracepoint_multi,
/* 1 */
},
#endif
{
.name = "r1a",
.check = test__checkevent_raw,
/* 2 */
},
{
.name = "1:1",
.check = test__checkevent_numeric,
/* 3 */
},
{
.name = "instructions",
.check = test__checkevent_symbolic_name,
/* 4 */
},
{
.name = "cycles/period=100000,config2/",
.check = test__checkevent_symbolic_name_config,
/* 5 */
},
{
.name = "faults",
.check = test__checkevent_symbolic_alias,
/* 6 */
},
{
.name = "L1-dcache-load-miss",
.check = test__checkevent_genhw,
/* 7 */
},
{
.name = "mem:0",
.check = test__checkevent_breakpoint,
/* 8 */
},
{
.name = "mem:0:x",
.check = test__checkevent_breakpoint_x,
/* 9 */
},
{
.name = "mem:0:r",
.check = test__checkevent_breakpoint_r,
/* 0 */
},
{
.name = "mem:0:w",
.check = test__checkevent_breakpoint_w,
/* 1 */
},
#ifdef HAVE_LIBTRACEEVENT
{
.name = "syscalls:sys_enter_openat:k",
.check = test__checkevent_tracepoint_modifier,
/* 2 */
},
{
.name = "syscalls:*:u",
.check = test__checkevent_tracepoint_multi_modifier,
/* 3 */
},
#endif
{
.name = "r1a:kp",
.check = test__checkevent_raw_modifier,
/* 4 */
},
{
.name = "1:1:hp",
.check = test__checkevent_numeric_modifier,
/* 5 */
},
{
.name = "instructions:h",
.check = test__checkevent_symbolic_name_modifier,
/* 6 */
},
{
.name = "faults:u",
.check = test__checkevent_symbolic_alias_modifier,
/* 7 */
},
{
.name = "L1-dcache-load-miss:kp",
.check = test__checkevent_genhw_modifier,
/* 8 */
},
{
.name = "mem:0:u",
.check = test__checkevent_breakpoint_modifier,
/* 9 */
},
{
.name = "mem:0:x:k",
.check = test__checkevent_breakpoint_x_modifier,
/* 0 */
},
{
.name = "mem:0:r:hp",
.check = test__checkevent_breakpoint_r_modifier,
/* 1 */
},
{
.name = "mem:0:w:up",
.check = test__checkevent_breakpoint_w_modifier,
/* 2 */
},
#ifdef HAVE_LIBTRACEEVENT
{
.name = "r1,syscalls:sys_enter_openat:k,1:1:hp",
.check = test__checkevent_list,
/* 3 */
},
#endif
{
.name = "instructions:G",
.check = test__checkevent_exclude_host_modifier,
/* 4 */
},
{
.name = "instructions:H",
.check = test__checkevent_exclude_guest_modifier,
/* 5 */
},
{
.name = "mem:0:rw",
.check = test__checkevent_breakpoint_rw,
/* 6 */
},
{
.name = "mem:0:rw:kp",
.check = test__checkevent_breakpoint_rw_modifier,
/* 7 */
},
{
.name = "{instructions:k,cycles:upp}",
.check = test__group1,
/* 8 */
},
{
.name = "{faults:k,branches}:u,cycles:k",
.check = test__group2,
/* 9 */
},
#ifdef HAVE_LIBTRACEEVENT
{
.name = "group1{syscalls:sys_enter_openat:H,cycles:kppp},group2{cycles,1:3}:G,instructions:u",
.check = test__group3,
/* 0 */
},
#endif
{
.name = "{cycles:u,instructions:kp}:p",
.check = test__group4,
/* 1 */
},
{
.name = "{cycles,instructions}:G,{cycles:G,instructions:G},cycles",
.check = test__group5,
/* 2 */
},
#ifdef HAVE_LIBTRACEEVENT
{
.name = "*:*",
.check = test__all_tracepoints,
/* 3 */
},
#endif
{
.name = "{cycles,cache-misses:G}:H",
.check = test__group_gh1,
/* 4 */
},
{
.name = "{cycles,cache-misses:H}:G",
.check = test__group_gh2,
/* 5 */
},
{
.name = "{cycles:G,cache-misses:H}:u",
.check = test__group_gh3,
/* 6 */
},
{
.name = "{cycles:G,cache-misses:H}:uG",
.check = test__group_gh4,
/* 7 */
},
{
.name = "{cycles,cache-misses,branch-misses}:S",
.check = test__leader_sample1,
/* 8 */
},
{
.name = "{instructions,branch-misses}:Su",
.check = test__leader_sample2,
/* 9 */
},
{
.name = "instructions:uDp",
.check = test__checkevent_pinned_modifier,
/* 0 */
},
{
.name = "{cycles,cache-misses,branch-misses}:D",
.check = test__pinned_group,
/* 1 */
},
{
.name = "mem:0/1",
.check = test__checkevent_breakpoint_len,
/* 2 */
},
{
.name = "mem:0/2:w",
.check = test__checkevent_breakpoint_len_w,
/* 3 */
},
{
.name = "mem:0/4:rw:u",
.check = test__checkevent_breakpoint_len_rw_modifier,
/* 4 */
},
#if defined(__s390x__) && defined(HAVE_LIBTRACEEVENT)
{
.name = "kvm-s390:kvm_s390_create_vm",
.check = test__checkevent_tracepoint,
.valid = kvm_s390_create_vm_valid,
/* 0 */
},
#endif
{
.name = "instructions:I",
.check = test__checkevent_exclude_idle_modifier,
/* 5 */
},
{
.name = "instructions:kIG",
.check = test__checkevent_exclude_idle_modifier_1,
/* 6 */
},
{
.name = "task-clock:P,cycles",
.check = test__checkevent_precise_max_modifier,
/* 7 */
},
{
.name = "instructions/name=insn/",
.check = test__checkevent_config_symbol,
/* 8 */
},
{
.name = "r1234/name=rawpmu/",
.check = test__checkevent_config_raw,
/* 9 */
},
{
.name = "4:0x6530160/name=numpmu/",
.check = test__checkevent_config_num,
/* 0 */
},
{
.name = "L1-dcache-misses/name=cachepmu/",
.check = test__checkevent_config_cache,
/* 1 */
},
{
.name = "intel_pt//u",
.valid = test__intel_pt_valid,
.check = test__intel_pt,
/* 2 */
},
{
.name = "cycles/name='COMPLEX_CYCLES_NAME:orig=cycles,desc=chip-clock-ticks'/Duk",
.check = test__checkevent_complex_name,
/* 3 */
},
{
.name = "cycles//u",
.check = test__sym_event_slash,
/* 4 */
},
{
.name = "cycles:k",
.check = test__sym_event_dc,
/* 5 */
},
{
.name = "instructions:uep",
.check = test__checkevent_exclusive_modifier,
/* 6 */
},
{
.name = "{cycles,cache-misses,branch-misses}:e",
.check = test__exclusive_group,
/* 7 */
},
{
.name = "cycles/name=name/",
.check = test__term_equal_term,
/* 8 */
},
{
.name = "cycles/name=l1d/",
.check = test__term_equal_legacy,
/* 9 */
},
{
.name = "mem:0/name=breakpoint/",
.check = test__checkevent_breakpoint,
/* 0 */
},
{
.name = "mem:0:x/name=breakpoint/",
.check = test__checkevent_breakpoint_x,
/* 1 */
},
{
.name = "mem:0:r/name=breakpoint/",
.check = test__checkevent_breakpoint_r,
/* 2 */
},
{
.name = "mem:0:w/name=breakpoint/",
.check = test__checkevent_breakpoint_w,
/* 3 */
},
{
.name = "mem:0/name=breakpoint/u",
.check = test__checkevent_breakpoint_modifier_name,
/* 4 */
},
{
.name = "mem:0:x/name=breakpoint/k",
.check = test__checkevent_breakpoint_x_modifier_name,
/* 5 */
},
{
.name = "mem:0:r/name=breakpoint/hp",
.check = test__checkevent_breakpoint_r_modifier_name,
/* 6 */
},
{
.name = "mem:0:w/name=breakpoint/up",
.check = test__checkevent_breakpoint_w_modifier_name,
/* 7 */
},
{
.name = "mem:0:rw/name=breakpoint/",
.check = test__checkevent_breakpoint_rw,
/* 8 */
},
{
.name = "mem:0:rw/name=breakpoint/kp",
.check = test__checkevent_breakpoint_rw_modifier_name,
/* 9 */
},
{
.name = "mem:0/1/name=breakpoint/",
.check = test__checkevent_breakpoint_len,
/* 0 */
},
{
.name = "mem:0/2:w/name=breakpoint/",
.check = test__checkevent_breakpoint_len_w,
/* 1 */
},
{
.name = "mem:0/4:rw/name=breakpoint/u",
.check = test__checkevent_breakpoint_len_rw_modifier,
/* 2 */
},
{
.name = "mem:0/1/name=breakpoint1/,mem:0/4:rw/name=breakpoint2/",
.check = test__checkevent_breakpoint_2_events,
/* 3 */
},
#ifdef HAVE_LIBTRACEEVENT
{
.name = "9p:9p_client_req",
.check = test__checkevent_tracepoint,
/* 4 */
},
#endif
};
static const struct evlist_test test__events_pmu[] = {
{
.name = "cpu/config=10,config1=1,config2=3,period=1000/u",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_pmu,
/* 0 */
},
{
.name = "cpu/config=1,name=krava/u,cpu/config=2/u",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_pmu_name,
/* 1 */
},
{
.name = "cpu/config=1,call-graph=fp,time,period=100000/,cpu/config=2,call-graph=no,time=0,period=2000/",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_pmu_partial_time_callgraph,
/* 2 */
},
{
.name = "cpu/name='COMPLEX_CYCLES_NAME:orig=cycles,desc=chip-clock-ticks',period=0x1,event=0x2/ukp",
.valid = test__pmu_cpu_event_valid,
.check = test__checkevent_complex_name,
/* 3 */
},
{
.name = "software/r1a/",
.check = test__checkevent_raw_pmu,
/* 4 */
},
{
.name = "software/r0x1a/",
.check = test__checkevent_raw_pmu,
/* 5 */
},
{
.name = "cpu/L1-dcache-load-miss/",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_genhw,
/* 6 */
},
{
.name = "cpu/L1-dcache-load-miss/kp",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_genhw_modifier,
/* 7 */
},
{
.name = "cpu/L1-dcache-misses,name=cachepmu/",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_config_cache,
/* 8 */
},
{
.name = "cpu/instructions/",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_symbolic_name,
/* 9 */
},
{
.name = "cpu/cycles,period=100000,config2/",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_symbolic_name_config,
/* 0 */
},
{
.name = "cpu/instructions/h",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_symbolic_name_modifier,
/* 1 */
},
{
.name = "cpu/instructions/G",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_exclude_host_modifier,
/* 2 */
},
{
.name = "cpu/instructions/H",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_exclude_guest_modifier,
/* 3 */
},
{
.name = "{cpu/instructions/k,cpu/cycles/upp}",
.valid = test__pmu_cpu_valid,
.check = test__group1,
/* 4 */
},
{
.name = "{cpu/cycles/u,cpu/instructions/kp}:p",
.valid = test__pmu_cpu_valid,
.check = test__group4,
/* 5 */
},
{
.name = "{cpu/cycles/,cpu/cache-misses/G}:H",
.valid = test__pmu_cpu_valid,
.check = test__group_gh1,
/* 6 */
},
{
.name = "{cpu/cycles/,cpu/cache-misses/H}:G",
.valid = test__pmu_cpu_valid,
.check = test__group_gh2,
/* 7 */
},
{
.name = "{cpu/cycles/G,cpu/cache-misses/H}:u",
.valid = test__pmu_cpu_valid,
.check = test__group_gh3,
/* 8 */
},
{
.name = "{cpu/cycles/G,cpu/cache-misses/H}:uG",
.valid = test__pmu_cpu_valid,
.check = test__group_gh4,
/* 9 */
},
{
.name = "{cpu/cycles/,cpu/cache-misses/,cpu/branch-misses/}:S",
.valid = test__pmu_cpu_valid,
.check = test__leader_sample1,
/* 0 */
},
{
.name = "{cpu/instructions/,cpu/branch-misses/}:Su",
.valid = test__pmu_cpu_valid,
.check = test__leader_sample2,
/* 1 */
},
{
.name = "cpu/instructions/uDp",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_pinned_modifier,
/* 2 */
},
{
.name = "{cpu/cycles/,cpu/cache-misses/,cpu/branch-misses/}:D",
.valid = test__pmu_cpu_valid,
.check = test__pinned_group,
/* 3 */
},
{
.name = "cpu/instructions/I",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_exclude_idle_modifier,
/* 4 */
},
{
.name = "cpu/instructions/kIG",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_exclude_idle_modifier_1,
/* 5 */
},
{
.name = "cpu/cycles/u",
.valid = test__pmu_cpu_valid,
.check = test__sym_event_slash,
/* 6 */
},
{
.name = "cpu/cycles/k",
.valid = test__pmu_cpu_valid,
.check = test__sym_event_dc,
/* 7 */
},
{
.name = "cpu/instructions/uep",
.valid = test__pmu_cpu_valid,
.check = test__checkevent_exclusive_modifier,
/* 8 */
},
{
.name = "{cpu/cycles/,cpu/cache-misses/,cpu/branch-misses/}:e",
.valid = test__pmu_cpu_valid,
.check = test__exclusive_group,
/* 9 */
},
{
.name = "cpu/cycles,name=name/",
.valid = test__pmu_cpu_valid,
.check = test__term_equal_term,
/* 0 */
},
{
.name = "cpu/cycles,name=l1d/",
.valid = test__pmu_cpu_valid,
.check = test__term_equal_legacy,
/* 1 */
},
};
struct terms_test {
const char *str;
int (*check)(struct parse_events_terms *terms);
};
static const struct terms_test test__terms[] = {
[0] = {
.str = "config=10,config1,config2=3,config3=4,umask=1,read,r0xead",
.check = test__checkterms_simple,
},
};
static int test_event(const struct evlist_test *e)
{
struct parse_events_error err;
struct evlist *evlist;
int ret;
if (e->valid && !e->valid()) {
pr_debug("... SKIP\n");
return TEST_OK;
}
evlist = evlist__new();
if (evlist == NULL) {
pr_err("Failed allocation");
return TEST_FAIL;
}
parse_events_error__init(&err);
ret = __parse_events(evlist, e->name, /*pmu_filter=*/NULL, &err, /*fake_pmu=*/false,
/*warn_if_reordered=*/true, /*fake_tp=*/true);
if (ret) {
pr_debug("failed to parse event '%s', err %d\n", e->name, ret);
parse_events_error__print(&err, e->name);
ret = TEST_FAIL;
if (parse_events_error__contains(&err, "can't access trace events"))
ret = TEST_SKIP;
} else {
ret = e->check(evlist);
}
parse_events_error__exit(&err);
evlist__delete(evlist);
return ret;
}
static int test_event_fake_pmu(const char *str)
{
struct parse_events_error err;
struct evlist *evlist;
int ret;
evlist = evlist__new();
if (!evlist)
return -ENOMEM;
parse_events_error__init(&err);
ret = __parse_events(evlist, str, /*pmu_filter=*/NULL, &err,
/*fake_pmu=*/true, /*warn_if_reordered=*/true,
/*fake_tp=*/true);
if (ret) {
pr_debug("failed to parse event '%s', err %d\n",
str, ret);
parse_events_error__print(&err, str);
}
parse_events_error__exit(&err);
evlist__delete(evlist);
return ret;
}
static int combine_test_results(int existing, int latest)
{
if (existing == TEST_FAIL)
return TEST_FAIL;
if (existing == TEST_SKIP)
return latest == TEST_OK ? TEST_SKIP : latest;
return latest;
}
static int test_events(const struct evlist_test *events, int cnt)
{
int ret = TEST_OK;
for (int i = 0; i < cnt; i++) {
const struct evlist_test *e = &events[i];
int test_ret;
pr_debug("running test %d '%s'\n", i, e->name);
test_ret = test_event(e);
if (test_ret != TEST_OK) {
pr_debug("Event test failure: test %d '%s'", i, e->name);
ret = combine_test_results(ret, test_ret);
}
}
return ret;
}
static int test__events2(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
{
return test_events(test__events, ARRAY_SIZE(test__events));
}
static int test_term(const struct terms_test *t)
{
struct parse_events_terms terms;
int ret;
parse_events_terms__init(&terms);
ret = parse_events_terms(&terms, t->str, /*input=*/ NULL);
if (ret) {
pr_debug("failed to parse terms '%s', err %d\n",
t->str , ret);
return ret;
}
ret = t->check(&terms);
parse_events_terms__exit(&terms);
return ret;
}
static int test_terms(const struct terms_test *terms, int cnt)
{
int ret = 0;
for (int i = 0; i < cnt; i++) {
const struct terms_test *t = &terms[i];
pr_debug("running test %d '%s'\n", i, t->str);
ret = test_term(t);
if (ret)
break;
}
return ret;
}
static int test__terms2(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
{
return test_terms(test__terms, ARRAY_SIZE(test__terms));
}
static int test__pmu_events(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
{
struct perf_pmu *pmu = NULL;
int ret = TEST_OK;
while ((pmu = perf_pmus__scan(pmu)) != NULL) {
struct stat st;
char path[PATH_MAX];
char pmu_event[PATH_MAX];
char *buf = NULL;
FILE *file;
struct dirent *ent;
size_t len = 0;
DIR *dir;
int err;
int n;
snprintf(path, PATH_MAX, "%s/bus/event_source/devices/%s/events/",
sysfs__mountpoint(), pmu->name);
err = stat(path, &st);
if (err) {
pr_debug("skipping PMU %s events tests: %s\n", pmu->name, path);
continue;
}
dir = opendir(path);
if (!dir) {
pr_debug("can't open pmu event dir: %s\n", path);
ret = combine_test_results(ret, TEST_SKIP);
continue;
}
while ((ent = readdir(dir))) {
struct evlist_test e = { .name = NULL, };
char name[2 * NAME_MAX + 1 + 12 + 3];
int test_ret;
bool is_event_parameterized = 0;
/* Names containing . are special and cannot be used directly */
if (strchr(ent->d_name, '.'))
continue;
/* exclude parameterized ones (name contains '?') */
n = snprintf(pmu_event, sizeof(pmu_event), "%s%s", path, ent->d_name);
if (n >= PATH_MAX) {
pr_err("pmu event name crossed PATH_MAX(%d) size\n", PATH_MAX);
continue;
}
file = fopen(pmu_event, "r");
if (!file) {
pr_debug("can't open pmu event file for '%s'\n", ent->d_name);
ret = combine_test_results(ret, TEST_FAIL);
continue;
}
if (getline(&buf, &len, file) < 0) {
pr_debug(" pmu event: %s is a null event\n", ent->d_name);
ret = combine_test_results(ret, TEST_FAIL);
fclose(file);
continue;
}
if (strchr(buf, '?'))
is_event_parameterized = 1;
free(buf);
buf = NULL;
fclose(file);
if (is_event_parameterized == 1) {
pr_debug("skipping parameterized PMU event: %s which contains ?\n", pmu_event);
continue;
}
snprintf(name, sizeof(name), "%s/event=%s/u", pmu->name, ent->d_name);
e.name = name;
e.check = test__checkevent_pmu_events;
test_ret = test_event(&e);
if (test_ret != TEST_OK) {
pr_debug("Test PMU event failed for '%s'", name);
ret = combine_test_results(ret, test_ret);
}
if (!is_pmu_core(pmu->name))
continue;
/*
* Names containing '-' are recognized as prefixes and suffixes
* due to '-' being a legacy PMU separator. This fails when the
* prefix or suffix collides with an existing legacy token. For
* example, branch-brs has a prefix (branch) that collides with
* a PE_NAME_CACHE_TYPE token causing a parse error as a suffix
* isn't expected after this. As event names in the config
* slashes are allowed a '-' in the name we check this works
* above.
*/
if (strchr(ent->d_name, '-'))
continue;
snprintf(name, sizeof(name), "%s:u,%s/event=%s/u",
ent->d_name, pmu->name, ent->d_name);
e.name = name;
e.check = test__checkevent_pmu_events_mix;
test_ret = test_event(&e);
if (test_ret != TEST_OK) {
pr_debug("Test PMU event failed for '%s'", name);
ret = combine_test_results(ret, test_ret);
}
}
closedir(dir);
}
return ret;
}
static int test__pmu_events2(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
{
return test_events(test__events_pmu, ARRAY_SIZE(test__events_pmu));
}
static bool test_alias(char **event, char **alias)
{
char path[PATH_MAX];
DIR *dir;
struct dirent *dent;
const char *sysfs = sysfs__mountpoint();
char buf[128];
FILE *file;
if (!sysfs)
return false;
snprintf(path, PATH_MAX, "%s/bus/event_source/devices/", sysfs);
dir = opendir(path);
if (!dir)
return false;
while ((dent = readdir(dir))) {
if (!strcmp(dent->d_name, ".") ||
!strcmp(dent->d_name, ".."))
continue;
snprintf(path, PATH_MAX, "%s/bus/event_source/devices/%s/alias",
sysfs, dent->d_name);
if (!file_available(path))
continue;
file = fopen(path, "r");
if (!file)
continue;
if (!fgets(buf, sizeof(buf), file)) {
fclose(file);
continue;
}
/* Remove the last '\n' */
buf[strlen(buf) - 1] = 0;
fclose(file);
*event = strdup(dent->d_name);
*alias = strdup(buf);
closedir(dir);
if (*event == NULL || *alias == NULL) {
free(*event);
free(*alias);
return false;
}
return true;
}
closedir(dir);
return false;
}
static int test__checkevent_pmu_events_alias(struct evlist *evlist)
{
struct evsel *evsel1 = evlist__first(evlist);
struct evsel *evsel2 = evlist__last(evlist);
TEST_ASSERT_VAL("wrong type", evsel1->core.attr.type == evsel2->core.attr.type);
TEST_ASSERT_VAL("wrong config", evsel1->core.attr.config == evsel2->core.attr.config);
return TEST_OK;
}
static int test__pmu_events_alias(char *event, char *alias)
{
struct evlist_test e = { .name = NULL, };
char name[2 * NAME_MAX + 20];
snprintf(name, sizeof(name), "%s/event=1/,%s/event=1/",
event, alias);
e.name = name;
e.check = test__checkevent_pmu_events_alias;
return test_event(&e);
}
static int test__alias(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
{
char *event, *alias;
int ret;
if (!test_alias(&event, &alias))
return TEST_SKIP;
ret = test__pmu_events_alias(event, alias);
free(event);
free(alias);
return ret;
}
static int test__pmu_events_alias2(struct test_suite *test __maybe_unused,
int subtest __maybe_unused)
{
static const char events[][30] = {
"event-hyphen",
"event-two-hyph",
};
int ret = TEST_OK;
for (unsigned int i = 0; i < ARRAY_SIZE(events); i++) {
int test_ret = test_event_fake_pmu(&events[i][0]);
if (test_ret != TEST_OK) {
pr_debug("check_parse_fake %s failed\n", &events[i][0]);
ret = combine_test_results(ret, test_ret);
}
}
return ret;
}
static struct test_case tests__parse_events[] = {
TEST_CASE_REASON("Test event parsing",
events2,
"permissions"),
TEST_CASE_REASON("Parsing of all PMU events from sysfs",
pmu_events,
"permissions"),
TEST_CASE_REASON("Parsing of given PMU events from sysfs",
pmu_events2,
"permissions"),
TEST_CASE_REASON("Parsing of aliased events from sysfs", alias,
"no aliases in sysfs"),
TEST_CASE("Parsing of aliased events", pmu_events_alias2),
TEST_CASE("Parsing of terms (event modifiers)", terms2),
{ .name = NULL, }
};
struct test_suite suite__parse_events = {
.desc = "Parse event definition strings",
.test_cases = tests__parse_events,
};
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