diff options
Diffstat (limited to 'tools/perf/tests')
90 files changed, 1118 insertions, 344 deletions
diff --git a/tools/perf/tests/Build b/tools/perf/tests/Build index 2181f5a92148..3e8394be15ae 100644 --- a/tools/perf/tests/Build +++ b/tools/perf/tests/Build @@ -69,6 +69,7 @@ perf-test-y += symbols.o perf-test-y += util.o perf-test-y += hwmon_pmu.o perf-test-y += tool_pmu.o +perf-test-y += subcmd-help.o ifeq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc)) perf-test-$(CONFIG_DWARF_UNWIND) += dwarf-unwind.o @@ -89,7 +90,7 @@ endif $(OUTPUT)%.shellcheck_log: % $(call rule_mkdir) - $(Q)$(call echo-cmd,test)shellcheck -a -S warning "$<" > $@ || (cat $@ && rm $@ && false) + $(Q)$(call echo-cmd,test)$(SHELLCHECK) "$<" > $@ || (cat $@ && rm $@ && false) perf-test-y += $(SHELL_TEST_LOGS) diff --git a/tools/perf/tests/backward-ring-buffer.c b/tools/perf/tests/backward-ring-buffer.c index 79a980b1e786..c5e7999f2817 100644 --- a/tools/perf/tests/backward-ring-buffer.c +++ b/tools/perf/tests/backward-ring-buffer.c @@ -91,7 +91,6 @@ static int test__backward_ring_buffer(struct test_suite *test __maybe_unused, in struct parse_events_error parse_error; struct record_opts opts = { .target = { - .uid = UINT_MAX, .uses_mmap = true, }, .freq = 0, diff --git a/tools/perf/tests/bp_account.c b/tools/perf/tests/bp_account.c index 4cb7d486b5c1..047433c977bc 100644 --- a/tools/perf/tests/bp_account.c +++ b/tools/perf/tests/bp_account.c @@ -104,6 +104,7 @@ static int bp_accounting(int wp_cnt, int share) fd_wp = wp_event((void *)&the_var, &attr_new); TEST_ASSERT_VAL("failed to create max wp\n", fd_wp != -1); pr_debug("wp max created\n"); + close(fd_wp); } for (i = 0; i < wp_cnt; i++) diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c index 45d3d8b3317a..85142dfb3e01 100644 --- a/tools/perf/tests/builtin-test.c +++ b/tools/perf/tests/builtin-test.c @@ -4,8 +4,12 @@ * * Builtin regression testing command: ever growing number of sanity tests */ +#include <ctype.h> #include <fcntl.h> #include <errno.h> +#ifdef HAVE_BACKTRACE_SUPPORT +#include <execinfo.h> +#endif #include <poll.h> #include <unistd.h> #include <setjmp.h> @@ -136,6 +140,7 @@ static struct test_suite *generic_tests[] = { &suite__event_groups, &suite__symbols, &suite__util, + &suite__subcmd_help, NULL, }; @@ -155,6 +160,71 @@ static struct test_workload *workloads[] = { #define test_suite__for_each_test_case(suite, idx) \ for (idx = 0; (suite)->test_cases && (suite)->test_cases[idx].name != NULL; idx++) +static void close_parent_fds(void) +{ + DIR *dir = opendir("/proc/self/fd"); + struct dirent *ent; + + while ((ent = readdir(dir))) { + char *end; + long fd; + + if (ent->d_type != DT_LNK) + continue; + + if (!isdigit(ent->d_name[0])) + continue; + + fd = strtol(ent->d_name, &end, 10); + if (*end) + continue; + + if (fd <= 3 || fd == dirfd(dir)) + continue; + + close(fd); + } + closedir(dir); +} + +static void check_leaks(void) +{ + DIR *dir = opendir("/proc/self/fd"); + struct dirent *ent; + int leaks = 0; + + while ((ent = readdir(dir))) { + char path[PATH_MAX]; + char *end; + long fd; + ssize_t len; + + if (ent->d_type != DT_LNK) + continue; + + if (!isdigit(ent->d_name[0])) + continue; + + fd = strtol(ent->d_name, &end, 10); + if (*end) + continue; + + if (fd <= 3 || fd == dirfd(dir)) + continue; + + leaks++; + len = readlinkat(dirfd(dir), ent->d_name, path, sizeof(path)); + if (len > 0 && (size_t)len < sizeof(path)) + path[len] = '\0'; + else + strncpy(path, ent->d_name, sizeof(path)); + pr_err("Leak of file descriptor %s that opened: '%s'\n", ent->d_name, path); + } + closedir(dir); + if (leaks) + abort(); +} + static int test_suite__num_test_cases(const struct test_suite *t) { int num; @@ -231,6 +301,16 @@ static jmp_buf run_test_jmp_buf; static void child_test_sig_handler(int sig) { +#ifdef HAVE_BACKTRACE_SUPPORT + void *stackdump[32]; + size_t stackdump_size; +#endif + + fprintf(stderr, "\n---- unexpected signal (%d) ----\n", sig); +#ifdef HAVE_BACKTRACE_SUPPORT + stackdump_size = backtrace(stackdump, ARRAY_SIZE(stackdump)); + __dump_stack(stderr, stackdump, stackdump_size); +#endif siglongjmp(run_test_jmp_buf, sig); } @@ -242,9 +322,11 @@ static int run_test_child(struct child_process *process) struct child_test *child = container_of(process, struct child_test, process); int err; + close_parent_fds(); + err = sigsetjmp(run_test_jmp_buf, 1); if (err) { - fprintf(stderr, "\n---- unexpected signal (%d) ----\n", err); + /* Received signal. */ err = err > 0 ? -err : -1; goto err_out; } @@ -257,6 +339,7 @@ static int run_test_child(struct child_process *process) err = test_function(child->test, child->test_case_num)(child->test, child->test_case_num); pr_debug("---- end(%d) ----\n", err); + check_leaks(); err_out: fflush(NULL); for (size_t i = 0; i < ARRAY_SIZE(signals); i++) @@ -526,6 +609,7 @@ static int __cmd_test(struct test_suite **suites, int argc, const char *argv[], for (struct test_suite **t = suites; *t; t++, curr_suite++) { int curr_test_case; + bool suite_matched = false; if (!perf_test__matches(test_description(*t, -1), curr_suite, argc, argv)) { /* @@ -543,6 +627,8 @@ static int __cmd_test(struct test_suite **suites, int argc, const char *argv[], } if (skip) continue; + } else { + suite_matched = true; } if (intlist__find(skiplist, curr_suite + 1)) { @@ -554,10 +640,10 @@ static int __cmd_test(struct test_suite **suites, int argc, const char *argv[], for (unsigned int run = 0; run < runs_per_test; run++) { test_suite__for_each_test_case(*t, curr_test_case) { - if (!perf_test__matches(test_description(*t, curr_test_case), + if (!suite_matched && + !perf_test__matches(test_description(*t, curr_test_case), curr_suite, argc, argv)) continue; - err = start_test(*t, curr_suite, curr_test_case, &child_tests[child_test_num++], width, pass); diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c index cf6edbe697b2..9c2091310191 100644 --- a/tools/perf/tests/code-reading.c +++ b/tools/perf/tests/code-reading.c @@ -651,11 +651,12 @@ static int do_test_code_reading(bool try_kcore) struct dso *dso; const char *events[] = { "cycles", "cycles:u", "cpu-clock", "cpu-clock:u", NULL }; int evidx = 0; + struct perf_env host_env; pid = getpid(); - machine = machine__new_host(); - machine->env = &perf_env; + perf_env__init(&host_env); + machine = machine__new_host(&host_env); ret = machine__create_kernel_maps(machine); if (ret < 0) { @@ -749,13 +750,6 @@ static int do_test_code_reading(bool try_kcore) pr_debug("perf_evlist__open() failed!\n%s\n", errbuf); } - /* - * Both cpus and threads are now owned by evlist - * and will be freed by following perf_evlist__set_maps - * call. Getting reference to keep them alive. - */ - perf_cpu_map__get(cpus); - perf_thread_map__get(threads); perf_evlist__set_maps(&evlist->core, NULL, NULL); evlist__delete(evlist); evlist = NULL; @@ -798,6 +792,7 @@ out_err: perf_cpu_map__put(cpus); perf_thread_map__put(threads); machine__delete(machine); + perf_env__exit(&host_env); return err; } diff --git a/tools/perf/tests/dlfilter-test.c b/tools/perf/tests/dlfilter-test.c index 54f59d1246bc..80a1c941138d 100644 --- a/tools/perf/tests/dlfilter-test.c +++ b/tools/perf/tests/dlfilter-test.c @@ -319,11 +319,12 @@ static int run_perf_script(struct test_data *td) static int test__dlfilter_test(struct test_data *td) { + struct perf_env host_env; u64 sample_type = TEST_SAMPLE_TYPE; pid_t pid = 12345; pid_t tid = 12346; u64 id = 99; - int err; + int err = TEST_OK; if (get_dlfilters_path(td->name, td->dlfilters, PATH_MAX)) return test_result("dlfilters not found", TEST_SKIP); @@ -352,38 +353,42 @@ static int test__dlfilter_test(struct test_data *td) return test_result("Failed to find program symbols", TEST_FAIL); pr_debug("Creating new host machine structure\n"); - td->machine = machine__new_host(); - td->machine->env = &perf_env; + perf_env__init(&host_env); + td->machine = machine__new_host(&host_env); td->fd = creat(td->perf_data_file_name, 0644); if (td->fd < 0) return test_result("Failed to create test perf.data file", TEST_FAIL); err = perf_header__write_pipe(td->fd); - if (err < 0) - return test_result("perf_header__write_pipe() failed", TEST_FAIL); - + if (err < 0) { + err = test_result("perf_header__write_pipe() failed", TEST_FAIL); + goto out; + } err = write_attr(td, sample_type, &id); - if (err) - return test_result("perf_event__synthesize_attr() failed", TEST_FAIL); - - if (write_comm(td->fd, pid, tid, "test-prog")) - return TEST_FAIL; - - if (write_mmap(td->fd, pid, tid, MAP_START, 0x10000, 0, td->prog_file_name)) - return TEST_FAIL; - - if (write_sample(td, sample_type, id, pid, tid) != TEST_OK) - return TEST_FAIL; - + if (err) { + err = test_result("perf_event__synthesize_attr() failed", TEST_FAIL); + goto out; + } + if (write_comm(td->fd, pid, tid, "test-prog")) { + err = TEST_FAIL; + goto out; + } + if (write_mmap(td->fd, pid, tid, MAP_START, 0x10000, 0, td->prog_file_name)) { + err = TEST_FAIL; + goto out; + } + if (write_sample(td, sample_type, id, pid, tid) != TEST_OK) { + err = TEST_FAIL; + goto out; + } if (verbose > 1) system_cmd("%s script -i %s -D", td->perf, td->perf_data_file_name); - err = run_perf_script(td); - if (err) - return TEST_FAIL; - - return TEST_OK; + err = run_perf_script(td) ? TEST_FAIL : TEST_OK; +out: + perf_env__exit(&host_env); + return err; } static void unlink_path(const char *path) diff --git a/tools/perf/tests/dwarf-unwind.c b/tools/perf/tests/dwarf-unwind.c index 525c46b7971a..9ed78d00fb87 100644 --- a/tools/perf/tests/dwarf-unwind.c +++ b/tools/perf/tests/dwarf-unwind.c @@ -7,6 +7,7 @@ #include <unistd.h> #include "tests.h" #include "debug.h" +#include "env.h" #include "machine.h" #include "event.h" #include "../util/unwind.h" @@ -180,6 +181,7 @@ NO_TAIL_CALL_ATTRIBUTE noinline int test_dwarf_unwind__krava_1(struct thread *th noinline int test__dwarf_unwind(struct test_suite *test __maybe_unused, int subtest __maybe_unused) { + struct perf_env host_env; struct machine *machine; struct thread *thread; int err = -1; @@ -188,15 +190,16 @@ noinline int test__dwarf_unwind(struct test_suite *test __maybe_unused, callchain_param.record_mode = CALLCHAIN_DWARF; dwarf_callchain_users = true; - machine = machine__new_live(/*kernel_maps=*/true, pid); + perf_env__init(&host_env); + machine = machine__new_live(&host_env, /*kernel_maps=*/true, pid); if (!machine) { pr_err("Could not get machine\n"); - return -1; + goto out; } if (machine__create_kernel_maps(machine)) { pr_err("Failed to create kernel maps\n"); - return -1; + goto out; } if (verbose > 1) @@ -213,6 +216,7 @@ noinline int test__dwarf_unwind(struct test_suite *test __maybe_unused, out: machine__delete(machine); + perf_env__exit(&host_env); return err; } diff --git a/tools/perf/tests/event-times.c b/tools/perf/tests/event-times.c index deefe5003bfc..ae3b98bb42cf 100644 --- a/tools/perf/tests/event-times.c +++ b/tools/perf/tests/event-times.c @@ -17,9 +17,7 @@ static int attach__enable_on_exec(struct evlist *evlist) { struct evsel *evsel = evlist__last(evlist); - struct target target = { - .uid = UINT_MAX, - }; + struct target target = {}; const char *argv[] = { "true", NULL, }; char sbuf[STRERR_BUFSIZE]; int err; @@ -64,7 +62,7 @@ static int attach__current_disabled(struct evlist *evlist) pr_debug("attaching to current thread as disabled\n"); - threads = thread_map__new(-1, getpid(), UINT_MAX); + threads = thread_map__new_by_tid(getpid()); if (threads == NULL) { pr_debug("thread_map__new\n"); return -1; @@ -90,7 +88,7 @@ static int attach__current_enabled(struct evlist *evlist) pr_debug("attaching to current thread as enabled\n"); - threads = thread_map__new(-1, getpid(), UINT_MAX); + threads = thread_map__new_by_tid(getpid()); if (threads == NULL) { pr_debug("failed to call thread_map__new\n"); return -1; diff --git a/tools/perf/tests/event_update.c b/tools/perf/tests/event_update.c index 9301fde11366..cb9e6de2e033 100644 --- a/tools/perf/tests/event_update.c +++ b/tools/perf/tests/event_update.c @@ -109,8 +109,8 @@ static int test__event_update(struct test_suite *test __maybe_unused, int subtes TEST_ASSERT_VAL("failed to synthesize attr update name", !perf_event__synthesize_event_update_name(&tmp.tool, evsel, process_event_name)); - perf_cpu_map__put(evsel->core.own_cpus); - evsel->core.own_cpus = perf_cpu_map__new("1,2,3"); + perf_cpu_map__put(evsel->core.pmu_cpus); + evsel->core.pmu_cpus = perf_cpu_map__new("1,2,3"); TEST_ASSERT_VAL("failed to synthesize attr update cpus", !perf_event__synthesize_event_update_cpus(&tmp.tool, evsel, process_event_cpus)); diff --git a/tools/perf/tests/expand-cgroup.c b/tools/perf/tests/expand-cgroup.c index 31966ff856f8..c7b32a220ca1 100644 --- a/tools/perf/tests/expand-cgroup.c +++ b/tools/perf/tests/expand-cgroup.c @@ -13,8 +13,7 @@ #include <stdlib.h> #include <string.h> -static int test_expand_events(struct evlist *evlist, - struct rblist *metric_events) +static int test_expand_events(struct evlist *evlist) { int i, ret = TEST_FAIL; int nr_events; @@ -47,7 +46,7 @@ static int test_expand_events(struct evlist *evlist, was_group_event = evsel__is_group_event(evlist__first(evlist)); nr_members = evlist__first(evlist)->core.nr_members; - ret = evlist__expand_cgroup(evlist, cgrp_str, metric_events, false); + ret = evlist__expand_cgroup(evlist, cgrp_str, false); if (ret < 0) { pr_debug("failed to expand events for cgroups\n"); goto out; @@ -100,13 +99,11 @@ out: for (i = 0; i < nr_events; i++) static int expand_default_events(void) { int ret; - struct rblist metric_events; struct evlist *evlist = evlist__new_default(); TEST_ASSERT_VAL("failed to get evlist", evlist); - rblist__init(&metric_events); - ret = test_expand_events(evlist, &metric_events); + ret = test_expand_events(evlist); evlist__delete(evlist); return ret; } @@ -115,7 +112,6 @@ static int expand_group_events(void) { int ret; struct evlist *evlist; - struct rblist metric_events; struct parse_events_error err; const char event_str[] = "{cycles,instructions}"; @@ -132,8 +128,7 @@ static int expand_group_events(void) goto out; } - rblist__init(&metric_events); - ret = test_expand_events(evlist, &metric_events); + ret = test_expand_events(evlist); out: parse_events_error__exit(&err); evlist__delete(evlist); @@ -144,7 +139,6 @@ static int expand_libpfm_events(void) { int ret; struct evlist *evlist; - struct rblist metric_events; const char event_str[] = "CYCLES"; struct option opt = { .value = &evlist, @@ -166,8 +160,7 @@ static int expand_libpfm_events(void) goto out; } - rblist__init(&metric_events); - ret = test_expand_events(evlist, &metric_events); + ret = test_expand_events(evlist); out: evlist__delete(evlist); return ret; @@ -177,25 +170,22 @@ static int expand_metric_events(void) { int ret; struct evlist *evlist; - struct rblist metric_events; const char metric_str[] = "CPI"; const struct pmu_metrics_table *pme_test; evlist = evlist__new(); TEST_ASSERT_VAL("failed to get evlist", evlist); - rblist__init(&metric_events); pme_test = find_core_metrics_table("testarch", "testcpu"); - ret = metricgroup__parse_groups_test(evlist, pme_test, metric_str, &metric_events); + ret = metricgroup__parse_groups_test(evlist, pme_test, metric_str); if (ret < 0) { pr_debug("failed to parse '%s' metric\n", metric_str); goto out; } - ret = test_expand_events(evlist, &metric_events); + ret = test_expand_events(evlist); out: - metricgroup__rblist_exit(&metric_events); evlist__delete(evlist); return ret; } diff --git a/tools/perf/tests/hists_cumulate.c b/tools/perf/tests/hists_cumulate.c index 1e0f5a310fd5..3eb9ef8d7ec6 100644 --- a/tools/perf/tests/hists_cumulate.c +++ b/tools/perf/tests/hists_cumulate.c @@ -295,7 +295,7 @@ static int test1(struct evsel *evsel, struct machine *machine) symbol_conf.cumulate_callchain = false; evsel__reset_sample_bit(evsel, CALLCHAIN); - setup_sorting(NULL); + setup_sorting(/*evlist=*/NULL, machine->env); callchain_register_param(&callchain_param); err = add_hist_entries(hists, machine); @@ -442,7 +442,7 @@ static int test2(struct evsel *evsel, struct machine *machine) symbol_conf.cumulate_callchain = false; evsel__set_sample_bit(evsel, CALLCHAIN); - setup_sorting(NULL); + setup_sorting(/*evlist=*/NULL, machine->env); callchain_register_param(&callchain_param); err = add_hist_entries(hists, machine); @@ -500,7 +500,7 @@ static int test3(struct evsel *evsel, struct machine *machine) symbol_conf.cumulate_callchain = true; evsel__reset_sample_bit(evsel, CALLCHAIN); - setup_sorting(NULL); + setup_sorting(/*evlist=*/NULL, machine->env); callchain_register_param(&callchain_param); err = add_hist_entries(hists, machine); @@ -684,7 +684,7 @@ static int test4(struct evsel *evsel, struct machine *machine) symbol_conf.cumulate_callchain = true; evsel__set_sample_bit(evsel, CALLCHAIN); - setup_sorting(NULL); + setup_sorting(/*evlist=*/NULL, machine->env); callchain_param = callchain_param_default; callchain_register_param(&callchain_param); diff --git a/tools/perf/tests/hists_filter.c b/tools/perf/tests/hists_filter.c index 4b2e4f2fbe48..1cebd20cc91c 100644 --- a/tools/perf/tests/hists_filter.c +++ b/tools/perf/tests/hists_filter.c @@ -131,10 +131,6 @@ static int test__hists_filter(struct test_suite *test __maybe_unused, int subtes goto out; err = TEST_FAIL; - /* default sort order (comm,dso,sym) will be used */ - if (setup_sorting(NULL) < 0) - goto out; - machines__init(&machines); /* setup threads/dso/map/symbols also */ @@ -145,6 +141,10 @@ static int test__hists_filter(struct test_suite *test __maybe_unused, int subtes if (verbose > 1) machine__fprintf(machine, stderr); + /* default sort order (comm,dso,sym) will be used */ + if (setup_sorting(evlist, machine->env) < 0) + goto out; + /* process sample events */ err = add_hist_entries(evlist, machine); if (err < 0) diff --git a/tools/perf/tests/hists_link.c b/tools/perf/tests/hists_link.c index 5b6f1e883466..996f5f0b3bd1 100644 --- a/tools/perf/tests/hists_link.c +++ b/tools/perf/tests/hists_link.c @@ -303,10 +303,6 @@ static int test__hists_link(struct test_suite *test __maybe_unused, int subtest goto out; err = TEST_FAIL; - /* default sort order (comm,dso,sym) will be used */ - if (setup_sorting(NULL) < 0) - goto out; - machines__init(&machines); /* setup threads/dso/map/symbols also */ @@ -317,6 +313,10 @@ static int test__hists_link(struct test_suite *test __maybe_unused, int subtest if (verbose > 1) machine__fprintf(machine, stderr); + /* default sort order (comm,dso,sym) will be used */ + if (setup_sorting(evlist, machine->env) < 0) + goto out; + /* process sample events */ err = add_hist_entries(evlist, machine); if (err < 0) diff --git a/tools/perf/tests/hists_output.c b/tools/perf/tests/hists_output.c index 33b5cc8352a7..ee5ec8bda60e 100644 --- a/tools/perf/tests/hists_output.c +++ b/tools/perf/tests/hists_output.c @@ -146,7 +146,7 @@ static int test1(struct evsel *evsel, struct machine *machine) field_order = NULL; sort_order = NULL; /* equivalent to sort_order = "comm,dso,sym" */ - setup_sorting(NULL); + setup_sorting(/*evlist=*/NULL, machine->env); /* * expected output: @@ -248,7 +248,7 @@ static int test2(struct evsel *evsel, struct machine *machine) field_order = "overhead,cpu"; sort_order = "pid"; - setup_sorting(NULL); + setup_sorting(/*evlist=*/NULL, machine->env); /* * expected output: @@ -304,7 +304,7 @@ static int test3(struct evsel *evsel, struct machine *machine) field_order = "comm,overhead,dso"; sort_order = NULL; - setup_sorting(NULL); + setup_sorting(/*evlist=*/NULL, machine->env); /* * expected output: @@ -378,7 +378,7 @@ static int test4(struct evsel *evsel, struct machine *machine) field_order = "dso,sym,comm,overhead,dso"; sort_order = "sym"; - setup_sorting(NULL); + setup_sorting(/*evlist=*/NULL, machine->env); /* * expected output: @@ -480,7 +480,7 @@ static int test5(struct evsel *evsel, struct machine *machine) field_order = "cpu,pid,comm,dso,sym"; sort_order = "dso,pid"; - setup_sorting(NULL); + setup_sorting(/*evlist=*/NULL, machine->env); /* * expected output: diff --git a/tools/perf/tests/hwmon_pmu.c b/tools/perf/tests/hwmon_pmu.c index 0837aca1cdfa..151f02701c8c 100644 --- a/tools/perf/tests/hwmon_pmu.c +++ b/tools/perf/tests/hwmon_pmu.c @@ -93,9 +93,10 @@ static struct perf_pmu *test_pmu_get(char *dir, size_t sz) pr_err("Failed to mkdir hwmon directory\n"); goto err_out; } - hwmon_dirfd = openat(test_dirfd, "hwmon1234", O_DIRECTORY); + strncat(dir, "/hwmon1234", sz - strlen(dir)); + hwmon_dirfd = open(dir, O_PATH|O_DIRECTORY); if (hwmon_dirfd < 0) { - pr_err("Failed to open test hwmon directory \"%s/hwmon1234\"\n", dir); + pr_err("Failed to open test hwmon directory \"%s\"\n", dir); goto err_out; } file = openat(hwmon_dirfd, "name", O_WRONLY | O_CREAT, 0600); @@ -130,18 +131,18 @@ static struct perf_pmu *test_pmu_get(char *dir, size_t sz) } /* Make the PMU reading the files created above. */ - hwm = perf_pmus__add_test_hwmon_pmu(hwmon_dirfd, "hwmon1234", test_hwmon_name); + hwm = perf_pmus__add_test_hwmon_pmu(dir, "hwmon1234", test_hwmon_name); if (!hwm) pr_err("Test hwmon creation failed\n"); err_out: if (!hwm) { test_pmu_put(dir, hwm); - if (hwmon_dirfd >= 0) - close(hwmon_dirfd); } if (test_dirfd >= 0) close(test_dirfd); + if (hwmon_dirfd >= 0) + close(hwmon_dirfd); return hwm; } diff --git a/tools/perf/tests/keep-tracking.c b/tools/perf/tests/keep-tracking.c index 5a3b2bed07f3..eafb49eb0b56 100644 --- a/tools/perf/tests/keep-tracking.c +++ b/tools/perf/tests/keep-tracking.c @@ -78,7 +78,7 @@ static int test__keep_tracking(struct test_suite *test __maybe_unused, int subte int found, err = -1; const char *comm; - threads = thread_map__new(-1, getpid(), UINT_MAX); + threads = thread_map__new_by_tid(getpid()); CHECK_NOT_NULL__(threads); cpus = perf_cpu_map__new_online_cpus(); diff --git a/tools/perf/tests/make b/tools/perf/tests/make index 0ee94caf9ec1..c574a678c28a 100644 --- a/tools/perf/tests/make +++ b/tools/perf/tests/make @@ -81,6 +81,7 @@ make_no_gtk2 := NO_GTK2=1 make_no_ui := NO_SLANG=1 NO_GTK2=1 make_no_demangle := NO_DEMANGLE=1 make_no_libelf := NO_LIBELF=1 +make_no_libdw := NO_LIBDW=1 make_libunwind := LIBUNWIND=1 make_no_libdw_dwarf_unwind := NO_LIBDW_DWARF_UNWIND=1 make_no_backtrace := NO_BACKTRACE=1 @@ -91,7 +92,6 @@ make_no_auxtrace := NO_AUXTRACE=1 make_no_libbpf := NO_LIBBPF=1 make_libbpf_dynamic := LIBBPF_DYNAMIC=1 make_no_libbpf_DEBUG := NO_LIBBPF=1 DEBUG=1 -make_no_libcrypto := NO_LIBCRYPTO=1 make_no_libllvm := NO_LIBLLVM=1 make_with_babeltrace:= LIBBABELTRACE=1 make_with_coresight := CORESIGHT=1 @@ -120,9 +120,9 @@ make_static := LDFLAGS=-static NO_PERF_READ_VDSO32=1 NO_PERF_READ_VDSOX3 # all the NO_* variable combined make_minimal := NO_LIBPERL=1 NO_LIBPYTHON=1 NO_GTK2=1 make_minimal += NO_DEMANGLE=1 NO_LIBELF=1 NO_BACKTRACE=1 -make_minimal += NO_LIBNUMA=1 NO_LIBBIONIC=1 +make_minimal += NO_LIBNUMA=1 NO_LIBBIONIC=1 NO_LIBDW=1 make_minimal += NO_LIBDW_DWARF_UNWIND=1 NO_AUXTRACE=1 NO_LIBBPF=1 -make_minimal += NO_LIBCRYPTO=1 NO_SDT=1 NO_JVMTI=1 NO_LIBZSTD=1 +make_minimal += NO_SDT=1 NO_JVMTI=1 NO_LIBZSTD=1 make_minimal += NO_LIBCAP=1 NO_CAPSTONE=1 # $(run) contains all available tests @@ -151,6 +151,7 @@ run += make_no_gtk2 run += make_no_ui run += make_no_demangle run += make_no_libelf +run += make_no_libdw run += make_libunwind run += make_no_libdw_dwarf_unwind run += make_no_backtrace @@ -160,7 +161,6 @@ run += make_no_libbionic run += make_no_auxtrace run += make_no_libbpf run += make_no_libbpf_DEBUG -run += make_no_libcrypto run += make_no_libllvm run += make_no_sdt run += make_no_syscall_tbl diff --git a/tools/perf/tests/mmap-basic.c b/tools/perf/tests/mmap-basic.c index bd2106628b34..3c89d3001887 100644 --- a/tools/perf/tests/mmap-basic.c +++ b/tools/perf/tests/mmap-basic.c @@ -1,15 +1,18 @@ // SPDX-License-Identifier: GPL-2.0 #include <errno.h> +#include <fcntl.h> #include <inttypes.h> #include <stdlib.h> #include <perf/cpumap.h> +#include "cpumap.h" #include "debug.h" #include "event.h" #include "evlist.h" #include "evsel.h" #include "thread_map.h" #include "tests.h" +#include "util/affinity.h" #include "util/mmap.h" #include "util/sample.h" #include <linux/err.h> @@ -46,7 +49,7 @@ static int test__basic_mmap(struct test_suite *test __maybe_unused, int subtest char sbuf[STRERR_BUFSIZE]; struct mmap *md; - threads = thread_map__new(-1, getpid(), UINT_MAX); + threads = thread_map__new_by_tid(getpid()); if (threads == NULL) { pr_debug("thread_map__new\n"); return -1; @@ -172,99 +175,199 @@ out_free_threads: return err; } -static int test_stat_user_read(int event) -{ - struct perf_counts_values counts = { .val = 0 }; - struct perf_thread_map *threads; - struct perf_evsel *evsel; - struct perf_event_mmap_page *pc; - struct perf_event_attr attr = { - .type = PERF_TYPE_HARDWARE, - .config = event, -#ifdef __aarch64__ - .config1 = 0x2, /* Request user access */ -#endif - }; - int err, i, ret = TEST_FAIL; - bool opened = false, mapped = false; +enum user_read_state { + USER_READ_ENABLED, + USER_READ_DISABLED, + USER_READ_UNKNOWN, +}; - threads = perf_thread_map__new_dummy(); - TEST_ASSERT_VAL("failed to create threads", threads); +static enum user_read_state set_user_read(struct perf_pmu *pmu, enum user_read_state enabled) +{ + char buf[2] = {0, '\n'}; + ssize_t len; + int events_fd, rdpmc_fd; + enum user_read_state old_user_read = USER_READ_UNKNOWN; + + if (enabled == USER_READ_UNKNOWN) + return USER_READ_UNKNOWN; + + events_fd = perf_pmu__event_source_devices_fd(); + if (events_fd < 0) + return USER_READ_UNKNOWN; + + rdpmc_fd = perf_pmu__pathname_fd(events_fd, pmu->name, "rdpmc", O_RDWR); + if (rdpmc_fd < 0) { + close(events_fd); + return USER_READ_UNKNOWN; + } - perf_thread_map__set_pid(threads, 0, 0); + len = read(rdpmc_fd, buf, sizeof(buf)); + if (len != sizeof(buf)) + pr_debug("%s read failed\n", __func__); - evsel = perf_evsel__new(&attr); - TEST_ASSERT_VAL("failed to create evsel", evsel); + // Note, on Intel hybrid disabling on 1 PMU will implicitly disable on + // all the core PMUs. + old_user_read = (buf[0] == '1') ? USER_READ_ENABLED : USER_READ_DISABLED; - err = perf_evsel__open(evsel, NULL, threads); - if (err) { - pr_err("failed to open evsel: %s\n", strerror(-err)); - ret = TEST_SKIP; - goto out; + if (enabled != old_user_read) { + buf[0] = (enabled == USER_READ_ENABLED) ? '1' : '0'; + len = write(rdpmc_fd, buf, sizeof(buf)); + if (len != sizeof(buf)) + pr_debug("%s write failed\n", __func__); } - opened = true; + close(rdpmc_fd); + close(events_fd); + return old_user_read; +} - err = perf_evsel__mmap(evsel, 0); - if (err) { - pr_err("failed to mmap evsel: %s\n", strerror(-err)); - goto out; +static int test_stat_user_read(u64 event, enum user_read_state enabled) +{ + struct perf_pmu *pmu = NULL; + struct perf_thread_map *threads = perf_thread_map__new_dummy(); + int ret = TEST_OK; + + pr_err("User space counter reading %" PRIu64 "\n", event); + if (!threads) { + pr_err("User space counter reading [Failed to create threads]\n"); + return TEST_FAIL; } - mapped = true; + perf_thread_map__set_pid(threads, 0, 0); - pc = perf_evsel__mmap_base(evsel, 0, 0); - if (!pc) { - pr_err("failed to get mmapped address\n"); - goto out; - } + while ((pmu = perf_pmus__scan_core(pmu)) != NULL) { + enum user_read_state saved_user_read_state = set_user_read(pmu, enabled); + struct perf_event_attr attr = { + .type = PERF_TYPE_HARDWARE, + .config = perf_pmus__supports_extended_type() + ? event | ((u64)pmu->type << PERF_PMU_TYPE_SHIFT) + : event, +#ifdef __aarch64__ + .config1 = 0x2, /* Request user access */ +#endif + }; + struct perf_evsel *evsel = NULL; + int err; + struct perf_event_mmap_page *pc; + bool mapped = false, opened = false, rdpmc_supported; + struct perf_counts_values counts = { .val = 0 }; + + + pr_debug("User space counter reading for PMU %s\n", pmu->name); + /* + * Restrict scheduling to only use the rdpmc on the CPUs the + * event can be on. If the test doesn't run on the CPU of the + * event then the event will be disabled and the pc->index test + * will fail. + */ + if (pmu->cpus != NULL) + cpu_map__set_affinity(pmu->cpus); + + /* Make the evsel. */ + evsel = perf_evsel__new(&attr); + if (!evsel) { + pr_err("User space counter reading for PMU %s [Failed to allocate evsel]\n", + pmu->name); + ret = TEST_FAIL; + goto cleanup; + } - if (!pc->cap_user_rdpmc || !pc->index) { - pr_err("userspace counter access not %s\n", - !pc->cap_user_rdpmc ? "supported" : "enabled"); - ret = TEST_SKIP; - goto out; - } - if (pc->pmc_width < 32) { - pr_err("userspace counter width not set (%d)\n", pc->pmc_width); - goto out; - } + err = perf_evsel__open(evsel, NULL, threads); + if (err) { + pr_err("User space counter reading for PMU %s [Failed to open evsel]\n", + pmu->name); + ret = TEST_SKIP; + goto cleanup; + } + opened = true; + err = perf_evsel__mmap(evsel, 0); + if (err) { + pr_err("User space counter reading for PMU %s [Failed to mmap evsel]\n", + pmu->name); + ret = TEST_FAIL; + goto cleanup; + } + mapped = true; + + pc = perf_evsel__mmap_base(evsel, 0, 0); + if (!pc) { + pr_err("User space counter reading for PMU %s [Failed to get mmaped address]\n", + pmu->name); + ret = TEST_FAIL; + goto cleanup; + } - perf_evsel__read(evsel, 0, 0, &counts); - if (counts.val == 0) { - pr_err("failed to read value for evsel\n"); - goto out; - } + if (saved_user_read_state == USER_READ_UNKNOWN) + rdpmc_supported = pc->cap_user_rdpmc && pc->index; + else + rdpmc_supported = (enabled == USER_READ_ENABLED); - for (i = 0; i < 5; i++) { - volatile int count = 0x10000 << i; - __u64 start, end, last = 0; + if (rdpmc_supported && (!pc->cap_user_rdpmc || !pc->index)) { + pr_err("User space counter reading for PMU %s [Failed unexpected supported counter access %d %d]\n", + pmu->name, pc->cap_user_rdpmc, pc->index); + ret = TEST_FAIL; + goto cleanup; + } - pr_debug("\tloop = %u, ", count); + if (!rdpmc_supported && pc->cap_user_rdpmc) { + pr_err("User space counter reading for PMU %s [Failed unexpected unsupported counter access %d]\n", + pmu->name, pc->cap_user_rdpmc); + ret = TEST_FAIL; + goto cleanup; + } + + if (rdpmc_supported && pc->pmc_width < 32) { + pr_err("User space counter reading for PMU %s [Failed width not set %d]\n", + pmu->name, pc->pmc_width); + ret = TEST_FAIL; + goto cleanup; + } perf_evsel__read(evsel, 0, 0, &counts); - start = counts.val; + if (counts.val == 0) { + pr_err("User space counter reading for PMU %s [Failed read]\n", pmu->name); + ret = TEST_FAIL; + goto cleanup; + } - while (count--) ; + for (int i = 0; i < 5; i++) { + volatile int count = 0x10000 << i; + __u64 start, end, last = 0; - perf_evsel__read(evsel, 0, 0, &counts); - end = counts.val; + pr_debug("\tloop = %u, ", count); - if ((end - start) < last) { - pr_err("invalid counter data: end=%llu start=%llu last= %llu\n", - end, start, last); - goto out; - } - last = end - start; - pr_debug("count = %llu\n", end - start); - } - ret = TEST_OK; + perf_evsel__read(evsel, 0, 0, &counts); + start = counts.val; + + while (count--) ; -out: - if (mapped) - perf_evsel__munmap(evsel); - if (opened) - perf_evsel__close(evsel); - perf_evsel__delete(evsel); + perf_evsel__read(evsel, 0, 0, &counts); + end = counts.val; + if ((end - start) < last) { + pr_err("User space counter reading for PMU %s [Failed invalid counter data: end=%llu start=%llu last= %llu]\n", + pmu->name, end, start, last); + ret = TEST_FAIL; + goto cleanup; + } + last = end - start; + pr_debug("count = %llu\n", last); + } + pr_debug("User space counter reading for PMU %s [Success]\n", pmu->name); +cleanup: + if (mapped) + perf_evsel__munmap(evsel); + if (opened) + perf_evsel__close(evsel); + perf_evsel__delete(evsel); + + /* If the affinity was changed, then put it back to all CPUs. */ + if (pmu->cpus != NULL) { + struct perf_cpu_map *cpus = cpu_map__online(); + + cpu_map__set_affinity(cpus); + perf_cpu_map__put(cpus); + } + set_user_read(pmu, saved_user_read_state); + } perf_thread_map__put(threads); return ret; } @@ -272,20 +375,32 @@ out: static int test__mmap_user_read_instr(struct test_suite *test __maybe_unused, int subtest __maybe_unused) { - return test_stat_user_read(PERF_COUNT_HW_INSTRUCTIONS); + return test_stat_user_read(PERF_COUNT_HW_INSTRUCTIONS, USER_READ_ENABLED); } static int test__mmap_user_read_cycles(struct test_suite *test __maybe_unused, int subtest __maybe_unused) { - return test_stat_user_read(PERF_COUNT_HW_CPU_CYCLES); + return test_stat_user_read(PERF_COUNT_HW_CPU_CYCLES, USER_READ_ENABLED); +} + +static int test__mmap_user_read_instr_disabled(struct test_suite *test __maybe_unused, + int subtest __maybe_unused) +{ + return test_stat_user_read(PERF_COUNT_HW_INSTRUCTIONS, USER_READ_DISABLED); +} + +static int test__mmap_user_read_cycles_disabled(struct test_suite *test __maybe_unused, + int subtest __maybe_unused) +{ + return test_stat_user_read(PERF_COUNT_HW_CPU_CYCLES, USER_READ_DISABLED); } static struct test_case tests__basic_mmap[] = { TEST_CASE_REASON("Read samples using the mmap interface", basic_mmap, "permissions"), - TEST_CASE_REASON("User space counter reading of instructions", + TEST_CASE_REASON_EXCLUSIVE("User space counter reading of instructions", mmap_user_read_instr, #if defined(__i386__) || defined(__x86_64__) || defined(__aarch64__) || \ (defined(__riscv) && __riscv_xlen == 64) @@ -294,7 +409,7 @@ static struct test_case tests__basic_mmap[] = { "unsupported" #endif ), - TEST_CASE_REASON("User space counter reading of cycles", + TEST_CASE_REASON_EXCLUSIVE("User space counter reading of cycles", mmap_user_read_cycles, #if defined(__i386__) || defined(__x86_64__) || defined(__aarch64__) || \ (defined(__riscv) && __riscv_xlen == 64) @@ -303,6 +418,24 @@ static struct test_case tests__basic_mmap[] = { "unsupported" #endif ), + TEST_CASE_REASON_EXCLUSIVE("User space counter disabling instructions", + mmap_user_read_instr_disabled, +#if defined(__i386__) || defined(__x86_64__) || defined(__aarch64__) || \ + (defined(__riscv) && __riscv_xlen == 64) + "permissions" +#else + "unsupported" +#endif + ), + TEST_CASE_REASON_EXCLUSIVE("User space counter disabling cycles", + mmap_user_read_cycles_disabled, +#if defined(__i386__) || defined(__x86_64__) || defined(__aarch64__) || \ + (defined(__riscv) && __riscv_xlen == 64) + "permissions" +#else + "unsupported" +#endif + ), { .name = NULL, } }; diff --git a/tools/perf/tests/mmap-thread-lookup.c b/tools/perf/tests/mmap-thread-lookup.c index 446a3615d720..0c5619c6e6e9 100644 --- a/tools/perf/tests/mmap-thread-lookup.c +++ b/tools/perf/tests/mmap-thread-lookup.c @@ -8,6 +8,7 @@ #include <stdlib.h> #include <stdio.h> #include "debug.h" +#include "env.h" #include "event.h" #include "tests.h" #include "machine.h" @@ -155,6 +156,7 @@ static int synth_process(struct machine *machine) static int mmap_events(synth_cb synth) { + struct perf_env host_env; struct machine *machine; int err, i; @@ -167,7 +169,8 @@ static int mmap_events(synth_cb synth) */ TEST_ASSERT_VAL("failed to create threads", !threads_create()); - machine = machine__new_host(); + perf_env__init(&host_env); + machine = machine__new_host(&host_env); dump_trace = verbose > 1 ? 1 : 0; @@ -209,6 +212,7 @@ static int mmap_events(synth_cb synth) } machine__delete(machine); + perf_env__exit(&host_env); return err; } diff --git a/tools/perf/tests/openat-syscall-all-cpus.c b/tools/perf/tests/openat-syscall-all-cpus.c index fb114118c876..3644d6f52c07 100644 --- a/tools/perf/tests/openat-syscall-all-cpus.c +++ b/tools/perf/tests/openat-syscall-all-cpus.c @@ -28,7 +28,7 @@ static int test__openat_syscall_event_on_all_cpus(struct test_suite *test __mayb struct evsel *evsel; unsigned int nr_openat_calls = 111, i; cpu_set_t cpu_set; - struct perf_thread_map *threads = thread_map__new(-1, getpid(), UINT_MAX); + struct perf_thread_map *threads = thread_map__new_by_tid(getpid()); char sbuf[STRERR_BUFSIZE]; char errbuf[BUFSIZ]; diff --git a/tools/perf/tests/openat-syscall-tp-fields.c b/tools/perf/tests/openat-syscall-tp-fields.c index 0ef4ba7c1571..2a139d2781a8 100644 --- a/tools/perf/tests/openat-syscall-tp-fields.c +++ b/tools/perf/tests/openat-syscall-tp-fields.c @@ -28,7 +28,6 @@ static int test__syscall_openat_tp_fields(struct test_suite *test __maybe_unused { struct record_opts opts = { .target = { - .uid = UINT_MAX, .uses_mmap = true, }, .no_buffering = true, diff --git a/tools/perf/tests/openat-syscall.c b/tools/perf/tests/openat-syscall.c index 131b62271bfa..b54cbe5f1808 100644 --- a/tools/perf/tests/openat-syscall.c +++ b/tools/perf/tests/openat-syscall.c @@ -20,7 +20,7 @@ static int test__openat_syscall_event(struct test_suite *test __maybe_unused, int err = TEST_FAIL, fd; struct evsel *evsel; unsigned int nr_openat_calls = 111, i; - struct perf_thread_map *threads = thread_map__new(-1, getpid(), UINT_MAX); + struct perf_thread_map *threads = thread_map__new_by_tid(getpid()); char sbuf[STRERR_BUFSIZE]; char errbuf[BUFSIZ]; diff --git a/tools/perf/tests/parse-events.c b/tools/perf/tests/parse-events.c index 5ec2e5607987..bb8004397650 100644 --- a/tools/perf/tests/parse-events.c +++ b/tools/perf/tests/parse-events.c @@ -719,20 +719,20 @@ static int test__checkevent_pmu_partial_time_callgraph(struct evlist *evlist) static int test__checkevent_pmu_events(struct evlist *evlist) { - struct evsel *evsel = evlist__first(evlist); + struct evsel *evsel; - 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); + TEST_ASSERT_VAL("wrong number of entries", 1 <= evlist->core.nr_entries); + evlist__for_each_entry(evlist, evsel) { + 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; } diff --git a/tools/perf/tests/parse-metric.c b/tools/perf/tests/parse-metric.c index 2c28fb50dc24..66a5275917e2 100644 --- a/tools/perf/tests/parse-metric.c +++ b/tools/perf/tests/parse-metric.c @@ -45,15 +45,14 @@ static void load_runtime_stat(struct evlist *evlist, struct value *vals) } } -static double compute_single(struct rblist *metric_events, struct evlist *evlist, - const char *name) +static double compute_single(struct evlist *evlist, const char *name) { struct metric_expr *mexp; struct metric_event *me; struct evsel *evsel; evlist__for_each_entry(evlist, evsel) { - me = metricgroup__lookup(metric_events, evsel, false); + me = metricgroup__lookup(&evlist->metric_events, evsel, false); if (me != NULL) { list_for_each_entry (mexp, &me->head, nd) { if (strcmp(mexp->metric_name, name)) @@ -69,9 +68,6 @@ static int __compute_metric(const char *name, struct value *vals, const char *name1, double *ratio1, const char *name2, double *ratio2) { - struct rblist metric_events = { - .nr_entries = 0, - }; const struct pmu_metrics_table *pme_test; struct perf_cpu_map *cpus; struct evlist *evlist; @@ -95,8 +91,7 @@ static int __compute_metric(const char *name, struct value *vals, /* Parse the metric into metric_events list. */ pme_test = find_core_metrics_table("testarch", "testcpu"); - err = metricgroup__parse_groups_test(evlist, pme_test, name, - &metric_events); + err = metricgroup__parse_groups_test(evlist, pme_test, name); if (err) goto out; @@ -109,13 +104,12 @@ static int __compute_metric(const char *name, struct value *vals, /* And execute the metric */ if (name1 && ratio1) - *ratio1 = compute_single(&metric_events, evlist, name1); + *ratio1 = compute_single(evlist, name1); if (name2 && ratio2) - *ratio2 = compute_single(&metric_events, evlist, name2); + *ratio2 = compute_single(evlist, name2); out: /* ... cleanup. */ - metricgroup__rblist_exit(&metric_events); evlist__free_stats(evlist); perf_cpu_map__put(cpus); evlist__delete(evlist); diff --git a/tools/perf/tests/pe-file-parsing.c b/tools/perf/tests/pe-file-parsing.c index fff58b220c07..30c7da79e109 100644 --- a/tools/perf/tests/pe-file-parsing.c +++ b/tools/perf/tests/pe-file-parsing.c @@ -24,7 +24,7 @@ static int run_dir(const char *d) { char filename[PATH_MAX]; char debugfile[PATH_MAX]; - struct build_id bid; + struct build_id bid = { .size = 0, }; char debuglink[PATH_MAX]; char expect_build_id[] = { 0x5a, 0x0f, 0xd8, 0x82, 0xb5, 0x30, 0x84, 0x22, diff --git a/tools/perf/tests/perf-record.c b/tools/perf/tests/perf-record.c index 0958c7c8995f..0b3c37e66871 100644 --- a/tools/perf/tests/perf-record.c +++ b/tools/perf/tests/perf-record.c @@ -45,7 +45,6 @@ static int test__PERF_RECORD(struct test_suite *test __maybe_unused, int subtest { struct record_opts opts = { .target = { - .uid = UINT_MAX, .uses_mmap = true, }, .no_buffering = true, diff --git a/tools/perf/tests/perf-targz-src-pkg b/tools/perf/tests/perf-targz-src-pkg index b3075c168cb2..52a90e6bd8af 100755 --- a/tools/perf/tests/perf-targz-src-pkg +++ b/tools/perf/tests/perf-targz-src-pkg @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # SPDX-License-Identifier: GPL-2.0 # Test one of the main kernel Makefile targets to generate a perf sources tarball # suitable for build outside the full kernel sources. diff --git a/tools/perf/tests/perf-time-to-tsc.c b/tools/perf/tests/perf-time-to-tsc.c index d3e40fa5482c..d4437410c99f 100644 --- a/tools/perf/tests/perf-time-to-tsc.c +++ b/tools/perf/tests/perf-time-to-tsc.c @@ -90,7 +90,7 @@ static int test__perf_time_to_tsc(struct test_suite *test __maybe_unused, int su struct mmap *md; - threads = thread_map__new(-1, getpid(), UINT_MAX); + threads = thread_map__new_by_tid(getpid()); CHECK_NOT_NULL__(threads); cpus = perf_cpu_map__new_online_cpus(); diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c index 815b40097428..95fd9f671a22 100644 --- a/tools/perf/tests/pmu-events.c +++ b/tools/perf/tests/pmu-events.c @@ -53,7 +53,6 @@ static const struct perf_pmu_test_event bp_l1_btb_correct = { .topic = "branch", }, .alias_str = "event=0x8a", - .alias_long_desc = "L1 BTB Correction", }; static const struct perf_pmu_test_event bp_l2_btb_correct = { @@ -65,7 +64,6 @@ static const struct perf_pmu_test_event bp_l2_btb_correct = { .topic = "branch", }, .alias_str = "event=0x8b", - .alias_long_desc = "L2 BTB Correction", }; static const struct perf_pmu_test_event segment_reg_loads_any = { @@ -77,7 +75,6 @@ static const struct perf_pmu_test_event segment_reg_loads_any = { .topic = "other", }, .alias_str = "event=0x6,period=0x30d40,umask=0x80", - .alias_long_desc = "Number of segment register loads", }; static const struct perf_pmu_test_event dispatch_blocked_any = { @@ -89,7 +86,6 @@ static const struct perf_pmu_test_event dispatch_blocked_any = { .topic = "other", }, .alias_str = "event=0x9,period=0x30d40,umask=0x20", - .alias_long_desc = "Memory cluster signals to block micro-op dispatch for any reason", }; static const struct perf_pmu_test_event eist_trans = { @@ -101,7 +97,6 @@ static const struct perf_pmu_test_event eist_trans = { .topic = "other", }, .alias_str = "event=0x3a,period=0x30d40", - .alias_long_desc = "Number of Enhanced Intel SpeedStep(R) Technology (EIST) transitions", }; static const struct perf_pmu_test_event l3_cache_rd = { @@ -133,11 +128,9 @@ static const struct perf_pmu_test_event uncore_hisi_ddrc_flux_wcmd = { .event = "event=2", .desc = "DDRC write commands", .topic = "uncore", - .long_desc = "DDRC write commands", .pmu = "hisi_sccl,ddrc", }, .alias_str = "event=0x2", - .alias_long_desc = "DDRC write commands", .matching_pmu = "hisi_sccl1_ddrc2", }; @@ -147,11 +140,9 @@ static const struct perf_pmu_test_event unc_cbo_xsnp_response_miss_eviction = { .event = "event=0x22,umask=0x81", .desc = "A cross-core snoop resulted from L3 Eviction which misses in some processor core", .topic = "uncore", - .long_desc = "A cross-core snoop resulted from L3 Eviction which misses in some processor core", .pmu = "uncore_cbox", }, .alias_str = "event=0x22,umask=0x81", - .alias_long_desc = "A cross-core snoop resulted from L3 Eviction which misses in some processor core", .matching_pmu = "uncore_cbox_0", }; @@ -161,11 +152,9 @@ static const struct perf_pmu_test_event uncore_hyphen = { .event = "event=0xe0", .desc = "UNC_CBO_HYPHEN", .topic = "uncore", - .long_desc = "UNC_CBO_HYPHEN", .pmu = "uncore_cbox", }, .alias_str = "event=0xe0", - .alias_long_desc = "UNC_CBO_HYPHEN", .matching_pmu = "uncore_cbox_0", }; @@ -175,11 +164,9 @@ static const struct perf_pmu_test_event uncore_two_hyph = { .event = "event=0xc0", .desc = "UNC_CBO_TWO_HYPH", .topic = "uncore", - .long_desc = "UNC_CBO_TWO_HYPH", .pmu = "uncore_cbox", }, .alias_str = "event=0xc0", - .alias_long_desc = "UNC_CBO_TWO_HYPH", .matching_pmu = "uncore_cbox_0", }; @@ -189,11 +176,9 @@ static const struct perf_pmu_test_event uncore_hisi_l3c_rd_hit_cpipe = { .event = "event=7", .desc = "Total read hits", .topic = "uncore", - .long_desc = "Total read hits", .pmu = "hisi_sccl,l3c", }, .alias_str = "event=0x7", - .alias_long_desc = "Total read hits", .matching_pmu = "hisi_sccl3_l3c7", }; @@ -203,11 +188,9 @@ static const struct perf_pmu_test_event uncore_imc_free_running_cache_miss = { .event = "event=0x12", .desc = "Total cache misses", .topic = "uncore", - .long_desc = "Total cache misses", .pmu = "uncore_imc_free_running", }, .alias_str = "event=0x12", - .alias_long_desc = "Total cache misses", .matching_pmu = "uncore_imc_free_running_0", }; @@ -217,11 +200,9 @@ static const struct perf_pmu_test_event uncore_imc_cache_hits = { .event = "event=0x34", .desc = "Total cache hits", .topic = "uncore", - .long_desc = "Total cache hits", .pmu = "uncore_imc", }, .alias_str = "event=0x34", - .alias_long_desc = "Total cache hits", .matching_pmu = "uncore_imc_0", }; @@ -246,7 +227,6 @@ static const struct perf_pmu_test_event sys_ddr_pmu_write_cycles = { .compat = "v8", }, .alias_str = "event=0x2b", - .alias_long_desc = "ddr write-cycles event", .matching_pmu = "uncore_sys_ddr_pmu0", }; @@ -260,7 +240,6 @@ static const struct perf_pmu_test_event sys_ccn_pmu_read_cycles = { .compat = "0x01", }, .alias_str = "config=0x2c", - .alias_long_desc = "ccn read-cycles event", .matching_pmu = "uncore_sys_ccn_pmu4", }; @@ -274,7 +253,6 @@ static const struct perf_pmu_test_event sys_cmn_pmu_hnf_cache_miss = { .compat = "(434|436|43c|43a).*", }, .alias_str = "eventid=0x1,type=0x5", - .alias_long_desc = "Counts total cache misses in first lookup result (high priority)", .matching_pmu = "uncore_sys_cmn_pmu0", }; @@ -868,9 +846,6 @@ static int test__parsing_callback(const struct pmu_metric *pm, struct evlist *evlist; struct perf_cpu_map *cpus; struct evsel *evsel; - struct rblist metric_events = { - .nr_entries = 0, - }; int err = 0; if (!pm->metric_expr) @@ -895,7 +870,7 @@ static int test__parsing_callback(const struct pmu_metric *pm, perf_evlist__set_maps(&evlist->core, cpus, NULL); - err = metricgroup__parse_groups_test(evlist, table, pm->metric_name, &metric_events); + err = metricgroup__parse_groups_test(evlist, table, pm->metric_name); if (err) { if (!strcmp(pm->metric_name, "M1") || !strcmp(pm->metric_name, "M2") || !strcmp(pm->metric_name, "M3")) { @@ -922,7 +897,7 @@ static int test__parsing_callback(const struct pmu_metric *pm, k++; } evlist__for_each_entry(evlist, evsel) { - struct metric_event *me = metricgroup__lookup(&metric_events, evsel, false); + struct metric_event *me = metricgroup__lookup(&evlist->metric_events, evsel, false); if (me != NULL) { struct metric_expr *mexp; @@ -944,7 +919,6 @@ out_err: pr_debug("Broken metric %s\n", pm->metric_name); /* ... cleanup. */ - metricgroup__rblist_exit(&metric_events); evlist__free_stats(evlist); perf_cpu_map__put(cpus); evlist__delete(evlist); diff --git a/tools/perf/tests/sample-parsing.c b/tools/perf/tests/sample-parsing.c index 72411580f869..a7327c942ca2 100644 --- a/tools/perf/tests/sample-parsing.c +++ b/tools/perf/tests/sample-parsing.c @@ -152,6 +152,12 @@ static bool samples_same(struct perf_sample *s1, if (type & PERF_SAMPLE_WEIGHT) COMP(weight); + if (type & PERF_SAMPLE_WEIGHT_STRUCT) { + COMP(weight); + COMP(ins_lat); + COMP(weight3); + } + if (type & PERF_SAMPLE_DATA_SRC) COMP(data_src); @@ -269,6 +275,8 @@ static int do_test(u64 sample_type, u64 sample_regs, u64 read_format) .cgroup = 114, .data_page_size = 115, .code_page_size = 116, + .ins_lat = 117, + .weight3 = 118, .aux_sample = { .size = sizeof(aux_data), .data = (void *)aux_data, @@ -439,6 +447,12 @@ static int test__sample_parsing(struct test_suite *test __maybe_unused, int subt if (err) return err; } + sample_type = (PERF_SAMPLE_MAX - 1) & ~PERF_SAMPLE_WEIGHT_STRUCT; + for (i = 0; i < ARRAY_SIZE(rf); i++) { + err = do_test(sample_type, sample_regs, rf[i]); + if (err) + return err; + } return 0; } diff --git a/tools/perf/tests/sdt.c b/tools/perf/tests/sdt.c index 919712899251..93baee2eae42 100644 --- a/tools/perf/tests/sdt.c +++ b/tools/perf/tests/sdt.c @@ -28,7 +28,7 @@ static int target_function(void) static int build_id_cache__add_file(const char *filename) { char sbuild_id[SBUILD_ID_SIZE]; - struct build_id bid; + struct build_id bid = { .size = 0, }; int err; err = filename__read_build_id(filename, &bid); @@ -37,7 +37,7 @@ static int build_id_cache__add_file(const char *filename) return err; } - build_id__sprintf(&bid, sbuild_id); + build_id__snprintf(&bid, sbuild_id, sizeof(sbuild_id)); err = build_id_cache__add_s(sbuild_id, filename, NULL, false, false); if (err < 0) pr_debug("Failed to add build id cache of %s\n", filename); diff --git a/tools/perf/tests/shell/amd-ibs-swfilt.sh b/tools/perf/tests/shell/amd-ibs-swfilt.sh index 83937aa687cc..7045ec72ba4c 100755 --- a/tools/perf/tests/shell/amd-ibs-swfilt.sh +++ b/tools/perf/tests/shell/amd-ibs-swfilt.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # AMD IBS software filtering echo "check availability of IBS swfilt" diff --git a/tools/perf/tests/shell/annotate.sh b/tools/perf/tests/shell/annotate.sh index 16a1ccd06089..689de58e9238 100755 --- a/tools/perf/tests/shell/annotate.sh +++ b/tools/perf/tests/shell/annotate.sh @@ -53,21 +53,22 @@ test_basic() { # Generate the annotated output file if [ "x${mode}" == "xBasic" ] then - perf annotate --no-demangle -i "${perfdata}" --stdio 2> /dev/null > "${perfout}" + perf annotate --no-demangle -i "${perfdata}" --stdio --percent-limit 10 2> /dev/null > "${perfout}" else - perf annotate --no-demangle -i - --stdio 2> /dev/null < "${perfdata}" > "${perfout}" + perf annotate --no-demangle -i - --stdio 2> /dev/null --percent-limit 10 < "${perfdata}" > "${perfout}" fi # check if it has the target symbol - if ! head -250 "${perfout}" | grep -q "${testsym}" + if ! grep -q "${testsym}" "${perfout}" then echo "${mode} annotate [Failed: missing target symbol]" + cat "${perfout}" err=1 return fi # check if it has the disassembly lines - if ! head -250 "${perfout}" | grep -q "${disasm_regex}" + if ! grep -q "${disasm_regex}" "${perfout}" then echo "${mode} annotate [Failed: missing disasm output from default disassembler]" err=1 @@ -92,11 +93,11 @@ test_basic() { # check one more with external objdump tool (forced by --objdump option) if [ "x${mode}" == "xBasic" ] then - perf annotate --no-demangle -i "${perfdata}" --objdump=objdump 2> /dev/null > "${perfout}" + perf annotate --no-demangle -i "${perfdata}" --percent-limit 10 --objdump=objdump 2> /dev/null > "${perfout}" else - perf annotate --no-demangle -i - "${testsym}" 2> /dev/null < "${perfdata}" > "${perfout}" + perf annotate --no-demangle -i - "${testsym}" --percent-limit 10 --objdump=objdump 2> /dev/null < "${perfdata}" > "${perfout}" fi - if ! head -250 "${perfout}" | grep -q -m 3 "${disasm_regex}" + if ! grep -q -m 3 "${disasm_regex}" "${perfout}" then echo "${mode} annotate [Failed: missing disasm output from non default disassembler (using --objdump)]" err=1 diff --git a/tools/perf/tests/shell/buildid.sh b/tools/perf/tests/shell/buildid.sh index 3383ca3399d4..d2eb213da01d 100755 --- a/tools/perf/tests/shell/buildid.sh +++ b/tools/perf/tests/shell/buildid.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # build id cache operations # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/coresight/asm_pure_loop.sh b/tools/perf/tests/shell/coresight/asm_pure_loop.sh index c63bc8c73e26..0301904b9637 100755 --- a/tools/perf/tests/shell/coresight/asm_pure_loop.sh +++ b/tools/perf/tests/shell/coresight/asm_pure_loop.sh @@ -1,4 +1,4 @@ -#!/bin/sh -e +#!/bin/bash -e # CoreSight / ASM Pure Loop (exclusive) # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/coresight/memcpy_thread_16k_10.sh b/tools/perf/tests/shell/coresight/memcpy_thread_16k_10.sh index 8e29630957c8..1f765d69acc3 100755 --- a/tools/perf/tests/shell/coresight/memcpy_thread_16k_10.sh +++ b/tools/perf/tests/shell/coresight/memcpy_thread_16k_10.sh @@ -1,4 +1,4 @@ -#!/bin/sh -e +#!/bin/bash -e # CoreSight / Memcpy 16k 10 Threads (exclusive) # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/coresight/thread_loop_check_tid_10.sh b/tools/perf/tests/shell/coresight/thread_loop_check_tid_10.sh index 0c4c82a1c8e1..7f43a93a2ac2 100755 --- a/tools/perf/tests/shell/coresight/thread_loop_check_tid_10.sh +++ b/tools/perf/tests/shell/coresight/thread_loop_check_tid_10.sh @@ -1,4 +1,4 @@ -#!/bin/sh -e +#!/bin/bash -e # CoreSight / Thread Loop 10 Threads - Check TID (exclusive) # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/coresight/thread_loop_check_tid_2.sh b/tools/perf/tests/shell/coresight/thread_loop_check_tid_2.sh index d3aea9fc6ced..a94d2079ed06 100755 --- a/tools/perf/tests/shell/coresight/thread_loop_check_tid_2.sh +++ b/tools/perf/tests/shell/coresight/thread_loop_check_tid_2.sh @@ -1,4 +1,4 @@ -#!/bin/sh -e +#!/bin/bash -e # CoreSight / Thread Loop 2 Threads - Check TID (exclusive) # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/coresight/unroll_loop_thread_10.sh b/tools/perf/tests/shell/coresight/unroll_loop_thread_10.sh index 7429d3a2ae43..cb3e97a0a89f 100755 --- a/tools/perf/tests/shell/coresight/unroll_loop_thread_10.sh +++ b/tools/perf/tests/shell/coresight/unroll_loop_thread_10.sh @@ -1,4 +1,4 @@ -#!/bin/sh -e +#!/bin/bash -e # CoreSight / Unroll Loop Thread 10 (exclusive) # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/diff.sh b/tools/perf/tests/shell/diff.sh index e05a5dc49479..fe05fdebcab5 100755 --- a/tools/perf/tests/shell/diff.sh +++ b/tools/perf/tests/shell/diff.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf diff tests # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/drm_pmu.sh b/tools/perf/tests/shell/drm_pmu.sh new file mode 100755 index 000000000000..e629fe0e8463 --- /dev/null +++ b/tools/perf/tests/shell/drm_pmu.sh @@ -0,0 +1,78 @@ +#!/bin/bash +# DRM PMU +# SPDX-License-Identifier: GPL-2.0 + +set -e + +output=$(mktemp /tmp/perf.drm_pmu.XXXXXX.txt) + +cleanup() { + rm -f "${output}" + + trap - EXIT TERM INT +} + +trap_cleanup() { + echo "Unexpected signal in ${FUNCNAME[1]}" + cleanup + exit 1 +} +trap trap_cleanup EXIT TERM INT + +# Array to store file descriptors and device names +declare -A device_fds + +# Open all devices and store file descriptors. Opening the device will create a +# /proc/$$/fdinfo file containing the DRM statistics. +fd_count=3 # Start with file descriptor 3 +for device in /dev/dri/* +do + if [[ ! -c "$device" ]] + then + continue + fi + major=$(stat -c "%Hr" "$device") + if [[ "$major" != 226 ]] + then + continue + fi + echo "Opening $device" + eval "exec $fd_count<\"$device\"" + echo "fdinfo for: $device (FD: $fd_count)" + cat "/proc/$$/fdinfo/$fd_count" + echo + device_fds["$device"]="$fd_count" + fd_count=$((fd_count + 1)) +done + +if [[ ${#device_fds[@]} -eq 0 ]] +then + echo "No DRM devices found [Skip]" + cleanup + exit 2 +fi + +# For each DRM event +err=0 +for p in $(perf list --raw-dump drm-) +do + echo -n "Testing perf stat of $p. " + perf stat -e "$p" --pid=$$ true > "$output" 2>&1 + if ! grep -q "$p" "$output" + then + echo "Missing DRM event in: [Failed]" + cat "$output" + err=1 + else + echo "[OK]" + fi +done + +# Close all file descriptors +for fd in "${device_fds[@]}"; do + eval "exec $fd<&-" +done + +# Finished +cleanup +exit $err diff --git a/tools/perf/tests/shell/ftrace.sh b/tools/perf/tests/shell/ftrace.sh index c243731d2fbf..7f8aafcbb761 100755 --- a/tools/perf/tests/shell/ftrace.sh +++ b/tools/perf/tests/shell/ftrace.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf ftrace tests # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/header.sh b/tools/perf/tests/shell/header.sh new file mode 100755 index 000000000000..e1628ac0a614 --- /dev/null +++ b/tools/perf/tests/shell/header.sh @@ -0,0 +1,74 @@ +#!/bin/bash +# perf header tests +# SPDX-License-Identifier: GPL-2.0 + +set -e + +err=0 +perfdata=$(mktemp /tmp/__perf_test_header.perf.data.XXXXX) +script_output=$(mktemp /tmp/__perf_test_header.perf.data.XXXXX.script) + +cleanup() { + rm -f "${perfdata}" + rm -f "${perfdata}".old + rm -f "${script_output}" + + trap - EXIT TERM INT +} + +trap_cleanup() { + echo "Unexpected signal in ${FUNCNAME[1]}" + cleanup + exit 1 +} +trap trap_cleanup EXIT TERM INT + +check_header_output() { + declare -a fields=( + "captured" + "hostname" + "os release" + "arch" + "cpuid" + "nrcpus" + "event" + "cmdline" + "perf version" + "sibling (cores|dies|threads)" + "sibling threads" + "total memory" + ) + for i in "${fields[@]}" + do + if ! grep -q -E "$i" "${script_output}" + then + echo "Failed to find expected $i in output" + err=1 + fi + done +} + +test_file() { + echo "Test perf header file" + + perf record -o "${perfdata}" -- perf test -w noploop + perf report --header-only -I -i "${perfdata}" > "${script_output}" + check_header_output + + echo "Test perf header file [Done]" +} + +test_pipe() { + echo "Test perf header pipe" + + perf record -o - -- perf test -w noploop | perf report --header-only -I -i - > "${script_output}" + check_header_output + + echo "Test perf header pipe [Done]" +} + +test_file +test_pipe + +cleanup +exit $err diff --git a/tools/perf/tests/shell/lib/perf_has_symbol.sh b/tools/perf/tests/shell/lib/perf_has_symbol.sh index 561c93b75d77..0b35cce0b13d 100644 --- a/tools/perf/tests/shell/lib/perf_has_symbol.sh +++ b/tools/perf/tests/shell/lib/perf_has_symbol.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # SPDX-License-Identifier: GPL-2.0 perf_has_symbol() diff --git a/tools/perf/tests/shell/lib/perf_json_output_lint.py b/tools/perf/tests/shell/lib/perf_json_output_lint.py index 9e772a89ce38..c6750ef06c0f 100644 --- a/tools/perf/tests/shell/lib/perf_json_output_lint.py +++ b/tools/perf/tests/shell/lib/perf_json_output_lint.py @@ -45,7 +45,7 @@ def is_counter_value(num): def check_json_output(expected_items): checks = { - 'aggregate-number': lambda x: isfloat(x), + 'counters': lambda x: isfloat(x), 'core': lambda x: True, 'counter-value': lambda x: is_counter_value(x), 'cgroup': lambda x: True, @@ -75,7 +75,7 @@ def check_json_output(expected_items): if count not in expected_items and count >= 1 and count <= 7 and 'metric-value' in item: # Events that generate >1 metric may have isolated metric # values and possibly other prefixes like interval, core, - # aggregate-number, or event-runtime/pcnt-running from multiplexing. + # counters, or event-runtime/pcnt-running from multiplexing. pass elif count not in expected_items and count >= 1 and count <= 5 and 'metricgroup' in item: pass diff --git a/tools/perf/tests/shell/lib/probe_vfs_getname.sh b/tools/perf/tests/shell/lib/probe_vfs_getname.sh index 58debce9ab42..88cd0e26d5f6 100644 --- a/tools/perf/tests/shell/lib/probe_vfs_getname.sh +++ b/tools/perf/tests/shell/lib/probe_vfs_getname.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # Arnaldo Carvalho de Melo <acme@kernel.org>, 2017 perf probe -l 2>&1 | grep -q probe:vfs_getname diff --git a/tools/perf/tests/shell/lib/setup_python.sh b/tools/perf/tests/shell/lib/setup_python.sh index c2fce1793538..a58e5536f2ed 100644 --- a/tools/perf/tests/shell/lib/setup_python.sh +++ b/tools/perf/tests/shell/lib/setup_python.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # SPDX-License-Identifier: GPL-2.0 if [ "x$PYTHON" = "x" ] diff --git a/tools/perf/tests/shell/lib/waiting.sh b/tools/perf/tests/shell/lib/waiting.sh index bdd5a7c71591..3a152892e077 100644 --- a/tools/perf/tests/shell/lib/waiting.sh +++ b/tools/perf/tests/shell/lib/waiting.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # SPDX-License-Identifier: GPL-2.0 tenths=date\ +%s%1N diff --git a/tools/perf/tests/shell/list.sh b/tools/perf/tests/shell/list.sh index 76a9846cff22..0c04b3159cef 100755 --- a/tools/perf/tests/shell/list.sh +++ b/tools/perf/tests/shell/list.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf list tests # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/lock_contention.sh b/tools/perf/tests/shell/lock_contention.sh index 30d195d4c62f..d33d9e4392b0 100755 --- a/tools/perf/tests/shell/lock_contention.sh +++ b/tools/perf/tests/shell/lock_contention.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # kernel lock contention analysis test # SPDX-License-Identifier: GPL-2.0 @@ -44,7 +44,7 @@ check() { test_record() { echo "Testing perf lock record and perf lock contention" - perf lock record -o ${perfdata} -- perf bench sched messaging > /dev/null 2>&1 + perf lock record -o ${perfdata} -- perf bench sched messaging -p > /dev/null 2>&1 # the output goes to the stderr and we expect only 1 output (-E 1) perf lock contention -i ${perfdata} -E 1 -q 2> ${result} if [ "$(cat "${result}" | wc -l)" != "1" ]; then @@ -64,7 +64,7 @@ test_bpf() fi # the perf lock contention output goes to the stderr - perf lock con -a -b -E 1 -q -- perf bench sched messaging > /dev/null 2> ${result} + perf lock con -a -b -E 1 -q -- perf bench sched messaging -p > /dev/null 2> ${result} if [ "$(cat "${result}" | wc -l)" != "1" ]; then echo "[Fail] BPF result count is not 1:" "$(cat "${result}" | wc -l)" err=1 @@ -75,7 +75,7 @@ test_bpf() test_record_concurrent() { echo "Testing perf lock record and perf lock contention at the same time" - perf lock record -o- -- perf bench sched messaging 2> /dev/null | \ + perf lock record -o- -- perf bench sched messaging -p 2> /dev/null | \ perf lock contention -i- -E 1 -q 2> ${result} if [ "$(cat "${result}" | wc -l)" != "1" ]; then echo "[Fail] Recorded result count is not 1:" "$(cat "${result}" | wc -l)" @@ -99,7 +99,7 @@ test_aggr_task() fi # the perf lock contention output goes to the stderr - perf lock con -a -b -t -E 1 -q -- perf bench sched messaging > /dev/null 2> ${result} + perf lock con -a -b -t -E 1 -q -- perf bench sched messaging -p > /dev/null 2> ${result} if [ "$(cat "${result}" | wc -l)" != "1" ]; then echo "[Fail] BPF result count is not 1:" "$(cat "${result}" | wc -l)" err=1 @@ -122,7 +122,7 @@ test_aggr_addr() fi # the perf lock contention output goes to the stderr - perf lock con -a -b -l -E 1 -q -- perf bench sched messaging > /dev/null 2> ${result} + perf lock con -a -b -l -E 1 -q -- perf bench sched messaging -p > /dev/null 2> ${result} if [ "$(cat "${result}" | wc -l)" != "1" ]; then echo "[Fail] BPF result count is not 1:" "$(cat "${result}" | wc -l)" err=1 @@ -140,7 +140,7 @@ test_aggr_cgroup() fi # the perf lock contention output goes to the stderr - perf lock con -a -b -g -E 1 -q -- perf bench sched messaging > /dev/null 2> ${result} + perf lock con -a -b -g -E 1 -q -- perf bench sched messaging -p > /dev/null 2> ${result} if [ "$(cat "${result}" | wc -l)" != "1" ]; then echo "[Fail] BPF result count is not 1:" "$(cat "${result}" | wc -l)" err=1 @@ -162,7 +162,7 @@ test_type_filter() return fi - perf lock con -a -b -Y spinlock -q -- perf bench sched messaging > /dev/null 2> ${result} + perf lock con -a -b -Y spinlock -q -- perf bench sched messaging -p > /dev/null 2> ${result} if [ "$(grep -c -v spinlock "${result}")" != "0" ]; then echo "[Fail] BPF result should not have non-spinlocks:" "$(cat "${result}")" err=1 @@ -194,7 +194,7 @@ test_lock_filter() return fi - perf lock con -a -b -L tasklist_lock -q -- perf bench sched messaging > /dev/null 2> ${result} + perf lock con -a -b -L tasklist_lock -q -- perf bench sched messaging -p > /dev/null 2> ${result} if [ "$(grep -c -v "${test_lock_filter_type}" "${result}")" != "0" ]; then echo "[Fail] BPF result should not have non-${test_lock_filter_type} locks:" "$(cat "${result}")" err=1 @@ -222,7 +222,7 @@ test_stack_filter() return fi - perf lock con -a -b -S unix_stream -E 1 -q -- perf bench sched messaging > /dev/null 2> ${result} + perf lock con -a -b -S unix_stream -E 1 -q -- perf bench sched messaging -p > /dev/null 2> ${result} if [ "$(cat "${result}" | wc -l)" != "1" ]; then echo "[Fail] BPF result should have a lock from unix_stream:" "$(cat "${result}")" err=1 @@ -250,7 +250,7 @@ test_aggr_task_stack_filter() return fi - perf lock con -a -b -t -S unix_stream -E 1 -q -- perf bench sched messaging > /dev/null 2> ${result} + perf lock con -a -b -t -S unix_stream -E 1 -q -- perf bench sched messaging -p > /dev/null 2> ${result} if [ "$(cat "${result}" | wc -l)" != "1" ]; then echo "[Fail] BPF result should have a task from unix_stream:" "$(cat "${result}")" err=1 @@ -266,7 +266,7 @@ test_cgroup_filter() return fi - perf lock con -a -b -g -E 1 -F wait_total -q -- perf bench sched messaging > /dev/null 2> ${result} + perf lock con -a -b -g -E 1 -F wait_total -q -- perf bench sched messaging -p > /dev/null 2> ${result} if [ "$(cat "${result}" | wc -l)" != "1" ]; then echo "[Fail] BPF result should have a cgroup result:" "$(cat "${result}")" err=1 @@ -274,7 +274,7 @@ test_cgroup_filter() fi cgroup=$(cat "${result}" | awk '{ print $3 }') - perf lock con -a -b -g -E 1 -G "${cgroup}" -q -- perf bench sched messaging > /dev/null 2> ${result} + perf lock con -a -b -g -E 1 -G "${cgroup}" -q -- perf bench sched messaging -p > /dev/null 2> ${result} if [ "$(cat "${result}" | wc -l)" != "1" ]; then echo "[Fail] BPF result should have a result with cgroup filter:" "$(cat "${cgroup}")" err=1 @@ -309,7 +309,7 @@ test_csv_output() fi # the perf lock contention output goes to the stderr - perf lock con -a -b -E 1 -x , --output ${result} -- perf bench sched messaging > /dev/null 2>&1 + perf lock con -a -b -E 1 -x , --output ${result} -- perf bench sched messaging -p > /dev/null 2>&1 output=$(grep -v "^#" ${result} | tr -d -c , | wc -c) if [ "${header}" != "${output}" ]; then echo "[Fail] BPF result does not match the number of commas: ${header} != ${output}" diff --git a/tools/perf/tests/shell/perf-report-hierarchy.sh b/tools/perf/tests/shell/perf-report-hierarchy.sh index 02e3b6aee4ed..e3c6f9a24f33 100755 --- a/tools/perf/tests/shell/perf-report-hierarchy.sh +++ b/tools/perf/tests/shell/perf-report-hierarchy.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf report --hierarchy # SPDX-License-Identifier: GPL-2.0 # Arnaldo Carvalho de Melo <acme@redhat.com> diff --git a/tools/perf/tests/shell/probe_vfs_getname.sh b/tools/perf/tests/shell/probe_vfs_getname.sh index 0f52654c914a..5fe5682c28ce 100755 --- a/tools/perf/tests/shell/probe_vfs_getname.sh +++ b/tools/perf/tests/shell/probe_vfs_getname.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # Add vfs_getname probe to get syscall args filenames (exclusive) # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/record+probe_libc_inet_pton.sh b/tools/perf/tests/shell/record+probe_libc_inet_pton.sh index c4bab5b5cc59..ab99bef556bf 100755 --- a/tools/perf/tests/shell/record+probe_libc_inet_pton.sh +++ b/tools/perf/tests/shell/record+probe_libc_inet_pton.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # probe libc's inet_pton & backtrace it with ping (exclusive) # Installs a probe on libc's inet_pton function, that will use uprobes, @@ -18,12 +18,13 @@ libc=$(grep -w libc /proc/self/maps | head -1 | sed -r 's/.*[[:space:]](\/.*)/\1/g') nm -Dg $libc 2>/dev/null | grep -F -q inet_pton || exit 254 -event_pattern='probe_libc:inet_pton(\_[[:digit:]]+)?' +event_pattern='probe_libc:inet_pton(_[[:digit:]]+)?' add_libc_inet_pton_event() { event_name=$(perf probe -f -x $libc -a inet_pton 2>&1 | tail -n +2 | head -n -5 | \ - grep -P -o "$event_pattern(?=[[:space:]]\(on inet_pton in $libc\))") + awk -v ep="$event_pattern" -v l="$libc" '$0 ~ ep && $0 ~ \ + ("\\(on inet_pton in " l "\\)") {print $1}') if [ $? -ne 0 ] || [ -z "$event_name" ] ; then printf "FAIL: could not add event\n" diff --git a/tools/perf/tests/shell/record+script_probe_vfs_getname.sh b/tools/perf/tests/shell/record+script_probe_vfs_getname.sh index 1ad252f0d36e..002f7037f182 100755 --- a/tools/perf/tests/shell/record+script_probe_vfs_getname.sh +++ b/tools/perf/tests/shell/record+script_probe_vfs_getname.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # Use vfs_getname probe to get syscall args filenames (exclusive) # Uses the 'perf test shell' library to add probe:vfs_getname to the system diff --git a/tools/perf/tests/shell/record+zstd_comp_decomp.sh b/tools/perf/tests/shell/record+zstd_comp_decomp.sh index 8929046e9057..f6b82223834e 100755 --- a/tools/perf/tests/shell/record+zstd_comp_decomp.sh +++ b/tools/perf/tests/shell/record+zstd_comp_decomp.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # Zstd perf.data compression/decompression # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/record.sh b/tools/perf/tests/shell/record.sh index 587f62e34414..b1ad24fb3b33 100755 --- a/tools/perf/tests/shell/record.sh +++ b/tools/perf/tests/shell/record.sh @@ -12,8 +12,10 @@ shelldir=$(dirname "$0") . "${shelldir}"/lib/perf_has_symbol.sh testsym="test_loop" +testsym2="brstack" skip_test_missing_symbol ${testsym} +skip_test_missing_symbol ${testsym2} err=0 perfdata=$(mktemp /tmp/__perf_test.perf.data.XXXXX) @@ -231,6 +233,31 @@ test_cgroup() { echo "Cgroup sampling test [Success]" } +test_uid() { + echo "Uid sampling test" + if ! perf record -aB --synth=no --uid "$(id -u)" -o "${perfdata}" ${testprog} \ + > "${script_output}" 2>&1 + then + if grep -q "libbpf.*EPERM" "${script_output}" + then + echo "Uid sampling [Skipped permissions]" + return + else + echo "Uid sampling [Failed to record]" + err=1 + # cat "${script_output}" + return + fi + fi + if ! perf report -i "${perfdata}" -q | grep -q "${testsym}" + then + echo "Uid sampling [Failed missing output]" + err=1 + return + fi + echo "Uid sampling test [Success]" +} + test_leader_sampling() { echo "Basic leader sampling test" if ! perf record -o "${perfdata}" -e "{cycles,cycles}:Su" -- \ @@ -334,6 +361,33 @@ test_precise_max() { fi } +test_callgraph() { + echo "Callgraph test" + + case $(uname -m) + in s390x) + cmd_flags="--call-graph dwarf -e cpu-clock";; + *) + cmd_flags="-g";; + esac + + if ! perf record -o "${perfdata}" $cmd_flags perf test -w brstack + then + echo "Callgraph test [Failed missing output]" + err=1 + return + fi + + if ! perf report -i "${perfdata}" 2>&1 | grep "${testsym2}" + then + echo "Callgraph test [Failed missing symbol]" + err=1 + return + fi + + echo "Callgraph test [Success]" +} + # raise the limit of file descriptors to minimum if [[ $default_fd_limit -lt $min_fd_limit ]]; then ulimit -Sn $min_fd_limit @@ -345,9 +399,11 @@ test_system_wide test_workload test_branch_counter test_cgroup +test_uid test_leader_sampling test_topdown_leader_sampling test_precise_max +test_callgraph # restore the default value ulimit -Sn $default_fd_limit diff --git a/tools/perf/tests/shell/record_bpf_filter.sh b/tools/perf/tests/shell/record_bpf_filter.sh index 4d6c3c1b7fb9..383574cb3bd3 100755 --- a/tools/perf/tests/shell/record_bpf_filter.sh +++ b/tools/perf/tests/shell/record_bpf_filter.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf record sample filtering (by BPF) tests # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/record_offcpu.sh b/tools/perf/tests/shell/record_offcpu.sh index 21a22efe08f5..860a2d6f4b75 100755 --- a/tools/perf/tests/shell/record_offcpu.sh +++ b/tools/perf/tests/shell/record_offcpu.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf record offcpu profiling tests (exclusive) # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/record_sideband.sh b/tools/perf/tests/shell/record_sideband.sh index ac70ac27d590..2182551873be 100755 --- a/tools/perf/tests/shell/record_sideband.sh +++ b/tools/perf/tests/shell/record_sideband.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf record sideband tests # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/sched.sh b/tools/perf/tests/shell/sched.sh new file mode 100755 index 000000000000..b9b81eaf856e --- /dev/null +++ b/tools/perf/tests/shell/sched.sh @@ -0,0 +1,116 @@ +#!/bin/bash +# perf sched tests +# SPDX-License-Identifier: GPL-2.0 + +set -e + +if [ "$(id -u)" != 0 ]; then + echo "[Skip] No root permission" + exit 2 +fi + +err=0 +perfdata=$(mktemp /tmp/__perf_test_sched.perf.data.XXXXX) +PID1=0 +PID2=0 + +cleanup() { + rm -f "${perfdata}" + rm -f "${perfdata}".old + + trap - EXIT TERM INT +} + +trap_cleanup() { + echo "Unexpected signal in ${FUNCNAME[1]}" + cleanup + exit 1 +} +trap trap_cleanup EXIT TERM INT + +start_noploops() { + # Start two noploop workloads on CPU0 to trigger scheduling. + perf test -w noploop 10 & + PID1=$! + taskset -pc 0 $PID1 + perf test -w noploop 10 & + PID2=$! + taskset -pc 0 $PID2 + + if ! grep -q 'Cpus_allowed_list:\s*0$' "/proc/$PID1/status" + then + echo "Sched [Error taskset did not work for the 1st noploop ($PID1)]" + grep Cpus_allowed /proc/$PID1/status + err=1 + fi + + if ! grep -q 'Cpus_allowed_list:\s*0$' "/proc/$PID2/status" + then + echo "Sched [Error taskset did not work for the 2nd noploop ($PID2)]" + grep Cpus_allowed /proc/$PID2/status + err=1 + fi +} + +cleanup_noploops() { + kill "$PID1" "$PID2" +} + +test_sched_record() { + echo "Sched record" + + start_noploops + + perf sched record --no-inherit -o "${perfdata}" sleep 1 + + cleanup_noploops +} + +test_sched_latency() { + echo "Sched latency" + + if ! perf sched latency -i "${perfdata}" | grep -q perf-noploop + then + echo "Sched latency [Failed missing output]" + err=1 + fi +} + +test_sched_script() { + echo "Sched script" + + if ! perf sched script -i "${perfdata}" | grep -q perf-noploop + then + echo "Sched script [Failed missing output]" + err=1 + fi +} + +test_sched_map() { + echo "Sched map" + + if ! perf sched map -i "${perfdata}" | grep -q perf-noploop + then + echo "Sched map [Failed missing output]" + err=1 + fi +} + +test_sched_timehist() { + echo "Sched timehist" + + if ! perf sched timehist -i "${perfdata}" | grep -q perf-noploop + then + echo "Sched timehist [Failed missing output]" + err=1 + fi +} + +test_sched_record +test_sched_latency +test_sched_script +test_sched_map +test_sched_timehist + +cleanup +exit $err diff --git a/tools/perf/tests/shell/script.sh b/tools/perf/tests/shell/script.sh index d3e2958d2242..7007f1cdf761 100755 --- a/tools/perf/tests/shell/script.sh +++ b/tools/perf/tests/shell/script.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf script tests # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/stat+csv_summary.sh b/tools/perf/tests/shell/stat+csv_summary.sh index 323123ff4d19..9a4353db3825 100755 --- a/tools/perf/tests/shell/stat+csv_summary.sh +++ b/tools/perf/tests/shell/stat+csv_summary.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf stat csv summary test # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/stat+event_uniquifying.sh b/tools/perf/tests/shell/stat+event_uniquifying.sh index 5ec35c52b7d9..bf54bd6c3e2e 100755 --- a/tools/perf/tests/shell/stat+event_uniquifying.sh +++ b/tools/perf/tests/shell/stat+event_uniquifying.sh @@ -9,7 +9,8 @@ perf_tool=perf err=0 test_event_uniquifying() { - # We use `clockticks` to verify the uniquify behavior. + # We use `clockticks` in `uncore_imc` to verify the uniquify behavior. + pmu="uncore_imc" event="clockticks" # If the `-A` option is added, the event should be uniquified. @@ -43,11 +44,18 @@ test_event_uniquifying() { echo "stat event uniquifying test" uniquified_event_array=() + # Skip if the machine does not have `uncore_imc` device. + if ! ${perf_tool} list pmu | grep -q ${pmu}; then + echo "Target does not support PMU ${pmu} [Skipped]" + err=2 + return + fi + # Check how many uniquified events. while IFS= read -r line; do uniquified_event=$(echo "$line" | awk '{print $1}') uniquified_event_array+=("${uniquified_event}") - done < <(${perf_tool} list -v ${event} | grep "\[Kernel PMU event\]") + done < <(${perf_tool} list -v ${event} | grep ${pmu}) perf_command="${perf_tool} stat -e $event -A -o ${stat_output} -- true" $perf_command diff --git a/tools/perf/tests/shell/stat+shadow_stat.sh b/tools/perf/tests/shell/stat+shadow_stat.sh index 0c7d79a230ea..8824f445d343 100755 --- a/tools/perf/tests/shell/stat+shadow_stat.sh +++ b/tools/perf/tests/shell/stat+shadow_stat.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf stat metrics (shadow stat) test # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/stat_all_pfm.sh b/tools/perf/tests/shell/stat_all_pfm.sh index 4d004f777a6e..c08c186af2c4 100755 --- a/tools/perf/tests/shell/stat_all_pfm.sh +++ b/tools/perf/tests/shell/stat_all_pfm.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf all libpfm4 events test # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/stat_bpf_counters.sh b/tools/perf/tests/shell/stat_bpf_counters.sh index 95d2ad5d17c6..f43e28a136d3 100755 --- a/tools/perf/tests/shell/stat_bpf_counters.sh +++ b/tools/perf/tests/shell/stat_bpf_counters.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf stat --bpf-counters test (exclusive) # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/stat_bpf_counters_cgrp.sh b/tools/perf/tests/shell/stat_bpf_counters_cgrp.sh index 2ec69060c42f..ff2e06c408bc 100755 --- a/tools/perf/tests/shell/stat_bpf_counters_cgrp.sh +++ b/tools/perf/tests/shell/stat_bpf_counters_cgrp.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf stat --bpf-counters --for-each-cgroup test # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/test_arm_callgraph_fp.sh b/tools/perf/tests/shell/test_arm_callgraph_fp.sh index 9caa36130175..9172dd68a81d 100755 --- a/tools/perf/tests/shell/test_arm_callgraph_fp.sh +++ b/tools/perf/tests/shell/test_arm_callgraph_fp.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # Check Arm64 callgraphs are complete in fp mode # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/test_arm_coresight.sh b/tools/perf/tests/shell/test_arm_coresight.sh index 573af9235b72..1c750b67d141 100755 --- a/tools/perf/tests/shell/test_arm_coresight.sh +++ b/tools/perf/tests/shell/test_arm_coresight.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # Check Arm CoreSight trace data recording and synthesized samples (exclusive) # Uses the 'perf record' to record trace data with Arm CoreSight sinks; diff --git a/tools/perf/tests/shell/test_arm_coresight_disasm.sh b/tools/perf/tests/shell/test_arm_coresight_disasm.sh index be2d26303f94..0dfb4fadf531 100755 --- a/tools/perf/tests/shell/test_arm_coresight_disasm.sh +++ b/tools/perf/tests/shell/test_arm_coresight_disasm.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # Check Arm CoreSight disassembly script completes without errors (exclusive) # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/test_arm_spe.sh b/tools/perf/tests/shell/test_arm_spe.sh index a69aab70dd8a..bb76ea88aa14 100755 --- a/tools/perf/tests/shell/test_arm_spe.sh +++ b/tools/perf/tests/shell/test_arm_spe.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # Check Arm SPE trace data recording and synthesized samples (exclusive) # Uses the 'perf record' to record trace data of Arm SPE events; diff --git a/tools/perf/tests/shell/test_arm_spe_fork.sh b/tools/perf/tests/shell/test_arm_spe_fork.sh index 8efeef9fb956..5bcca51c03ac 100755 --- a/tools/perf/tests/shell/test_arm_spe_fork.sh +++ b/tools/perf/tests/shell/test_arm_spe_fork.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # Check Arm SPE doesn't hang when there are forks # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/test_bpf_metadata.sh b/tools/perf/tests/shell/test_bpf_metadata.sh new file mode 100755 index 000000000000..69e3c2055134 --- /dev/null +++ b/tools/perf/tests/shell/test_bpf_metadata.sh @@ -0,0 +1,76 @@ +#!/bin/bash +# BPF metadata collection test +# +# SPDX-License-Identifier: GPL-2.0 + +set -e + +err=0 +perfdata=$(mktemp /tmp/__perf_test.perf.data.XXXXX) + +cleanup() { + rm -f "${perfdata}" + rm -f "${perfdata}".old + trap - EXIT TERM INT +} + +trap_cleanup() { + cleanup + exit 1 +} +trap trap_cleanup EXIT TERM INT + +test_bpf_metadata() { + echo "Checking BPF metadata collection" + + if ! perf check -q feature libbpf-strings ; then + echo "Basic BPF metadata test [skipping - not supported]" + err=0 + return + fi + + # This is a basic invocation of perf record + # that invokes the perf_sample_filter BPF program. + if ! perf record -e task-clock --filter 'ip > 0' \ + -o "${perfdata}" sleep 1 2> /dev/null + then + echo "Basic BPF metadata test [Failed record]" + err=1 + return + fi + + # The BPF programs that ship with "perf" all have the following + # variable defined at compile time: + # + # const char bpf_metadata_perf_version[] SEC(".rodata") = <...>; + # + # This invocation looks for a PERF_RECORD_BPF_METADATA event, + # and checks that its content contains the string given by + # "perf version". + VERS=$(perf version | awk '{print $NF}') + if ! perf script --show-bpf-events -i "${perfdata}" | awk ' + /PERF_RECORD_BPF_METADATA.*perf_sample_filter/ { + header = 1; + } + /^ *entry/ { + if (header) { header = 0; entry = 1; } + } + $0 !~ /^ *entry/ { + entry = 0; + } + /perf_version/ { + if (entry) print $NF; + } + ' | egrep "$VERS" > /dev/null + then + echo "Basic BPF metadata test [Failed invalid output]" + err=1 + return + fi + echo "Basic BPF metadata test [Success]" +} + +test_bpf_metadata + +cleanup +exit $err diff --git a/tools/perf/tests/shell/test_intel_pt.sh b/tools/perf/tests/shell/test_intel_pt.sh index 32a9b8dcb200..8ee761f03c38 100755 --- a/tools/perf/tests/shell/test_intel_pt.sh +++ b/tools/perf/tests/shell/test_intel_pt.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # Miscellaneous Intel PT testing (exclusive) # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/trace+probe_vfs_getname.sh b/tools/perf/tests/shell/trace+probe_vfs_getname.sh index 5d5019988d61..7a0b1145d0cd 100755 --- a/tools/perf/tests/shell/trace+probe_vfs_getname.sh +++ b/tools/perf/tests/shell/trace+probe_vfs_getname.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # Check open filename arg using perf trace + vfs_getname (exclusive) # Uses the 'perf test shell' library to add probe:vfs_getname to the system diff --git a/tools/perf/tests/shell/trace_btf_enum.sh b/tools/perf/tests/shell/trace_btf_enum.sh index f0b49f7fb57d..572001d75d78 100755 --- a/tools/perf/tests/shell/trace_btf_enum.sh +++ b/tools/perf/tests/shell/trace_btf_enum.sh @@ -1,12 +1,11 @@ -#!/bin/sh +#!/bin/bash # perf trace enum augmentation tests # SPDX-License-Identifier: GPL-2.0 err=0 -set -e syscall="landlock_add_rule" -non_syscall="timer:hrtimer_setup,timer:hrtimer_start" +non_syscall="timer:hrtimer_start" TESTPROG="perf test -w landlock" @@ -17,7 +16,7 @@ skip_if_no_perf_trace || exit 2 check_vmlinux() { echo "Checking if vmlinux exists" - if ! ls /sys/kernel/btf/vmlinux 1>/dev/null 2>&1 + if [ ! -f /sys/kernel/btf/vmlinux ] then echo "trace+enum test [Skipped missing vmlinux BTF support]" err=2 @@ -34,22 +33,24 @@ trace_landlock() { return fi - if perf trace -e $syscall $TESTPROG 2>&1 | \ - grep -q -E ".*landlock_add_rule\(ruleset_fd: 11, rule_type: (LANDLOCK_RULE_PATH_BENEATH|LANDLOCK_RULE_NET_PORT), rule_attr: 0x[a-f0-9]+, flags: 45\) = -1.*" + output="$(perf trace -e $syscall $TESTPROG 2>&1)" + if echo "$output" | grep -q -E ".*landlock_add_rule\(ruleset_fd: 11, rule_type: (LANDLOCK_RULE_PATH_BENEATH|LANDLOCK_RULE_NET_PORT), rule_attr: 0x[a-f0-9]+, flags: 45\) = -1.*" then err=0 else + printf "[syscall failure] Failed to trace syscall $syscall, output:\n$output\n" err=1 fi } trace_non_syscall() { - echo "Tracing non-syscall tracepoint ${non-syscall}" - if perf trace -e $non_syscall --max-events=1 2>&1 | \ - grep -q -E '.*timer:hrtimer_.*\(.*mode: HRTIMER_MODE_.*\)$' + echo "Tracing non-syscall tracepoint ${non_syscall}" + output="$(perf trace -e $non_syscall --max-events=1 2>&1)" + if echo "$output" | grep -q -E '.*timer:hrtimer_.*\(.*mode: HRTIMER_MODE_.*\)$' then err=0 else + printf "[tracepoint failure] Failed to trace tracepoint $non_syscall, output:\n$output\n" err=1 fi } diff --git a/tools/perf/tests/shell/trace_btf_general.sh b/tools/perf/tests/shell/trace_btf_general.sh index a25d8744695e..ef2da806be6b 100755 --- a/tools/perf/tests/shell/trace_btf_general.sh +++ b/tools/perf/tests/shell/trace_btf_general.sh @@ -3,7 +3,6 @@ # SPDX-License-Identifier: GPL-2.0 err=0 -set -e # shellcheck source=lib/probe.sh . "$(dirname $0)"/lib/probe.sh @@ -28,10 +27,10 @@ check_vmlinux() { trace_test_string() { echo "Testing perf trace's string augmentation" - if ! perf trace -e renameat* --max-events=1 -- mv ${file1} ${file2} 2>&1 | \ - grep -q -E "^mv/[0-9]+ renameat(2)?\(.*, \"${file1}\", .*, \"${file2}\", .*\) += +[0-9]+$" + output="$(perf trace --sort-events -e renameat* --max-events=1 -- mv ${file1} ${file2} 2>&1)" + if ! echo "$output" | grep -q -E "^mv/[0-9]+ renameat(2)?\(.*, \"${file1}\", .*, \"${file2}\", .*\) += +[0-9]+$" then - echo "String augmentation test failed" + printf "String augmentation test failed, output:\n$output\n" err=1 fi } @@ -39,20 +38,20 @@ trace_test_string() { trace_test_buffer() { echo "Testing perf trace's buffer augmentation" # echo will insert a newline (\10) at the end of the buffer - if ! perf trace -e write --max-events=1 -- echo "${buffer}" 2>&1 | \ - grep -q -E "^echo/[0-9]+ write\([0-9]+, ${buffer}.*, [0-9]+\) += +[0-9]+$" + output="$(perf trace --sort-events -e write --max-events=1 -- echo "${buffer}" 2>&1)" + if ! echo "$output" | grep -q -E "^echo/[0-9]+ write\([0-9]+, ${buffer}.*, [0-9]+\) += +[0-9]+$" then - echo "Buffer augmentation test failed" + printf "Buffer augmentation test failed, output:\n$output\n" err=1 fi } trace_test_struct_btf() { echo "Testing perf trace's struct augmentation" - if ! perf trace -e clock_nanosleep --force-btf --max-events=1 -- sleep 1 2>&1 | \ - grep -q -E "^sleep/[0-9]+ clock_nanosleep\(0, 0, \{1,\}, 0x[0-9a-f]+\) += +[0-9]+$" + output="$(perf trace --sort-events -e clock_nanosleep --force-btf --max-events=1 -- sleep 1 2>&1)" + if ! echo "$output" | grep -q -E "^sleep/[0-9]+ clock_nanosleep\(0, 0, \{1,.*\}, 0x[0-9a-f]+\) += +[0-9]+$" then - echo "BTF struct augmentation test failed" + printf "BTF struct augmentation test failed, output:\n$output\n" err=1 fi } diff --git a/tools/perf/tests/shell/trace_exit_race.sh b/tools/perf/tests/shell/trace_exit_race.sh index 1e247693e756..db300cde94fb 100755 --- a/tools/perf/tests/shell/trace_exit_race.sh +++ b/tools/perf/tests/shell/trace_exit_race.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf trace exit race # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/trace_record_replay.sh b/tools/perf/tests/shell/trace_record_replay.sh index 6b4ed863c1ef..88d30a03dcec 100755 --- a/tools/perf/tests/shell/trace_record_replay.sh +++ b/tools/perf/tests/shell/trace_record_replay.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf trace record and replay # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/shell/trace_summary.sh b/tools/perf/tests/shell/trace_summary.sh index f9bb7f9388be..22e2651d5919 100755 --- a/tools/perf/tests/shell/trace_summary.sh +++ b/tools/perf/tests/shell/trace_summary.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # perf trace summary (exclusive) # SPDX-License-Identifier: GPL-2.0 diff --git a/tools/perf/tests/subcmd-help.c b/tools/perf/tests/subcmd-help.c new file mode 100644 index 000000000000..2280b4c0e5e7 --- /dev/null +++ b/tools/perf/tests/subcmd-help.c @@ -0,0 +1,108 @@ +// SPDX-License-Identifier: GPL-2.0 +#include "tests.h" +#include <linux/compiler.h> +#include <subcmd/help.h> + +static int test__load_cmdnames(struct test_suite *test __maybe_unused, + int subtest __maybe_unused) +{ + struct cmdnames cmds = {}; + + add_cmdname(&cmds, "aaa", 3); + add_cmdname(&cmds, "foo", 3); + add_cmdname(&cmds, "xyz", 3); + + TEST_ASSERT_VAL("cannot find cmd", is_in_cmdlist(&cmds, "aaa") == 1); + TEST_ASSERT_VAL("wrong cmd", is_in_cmdlist(&cmds, "bar") == 0); + TEST_ASSERT_VAL("case sensitive", is_in_cmdlist(&cmds, "XYZ") == 0); + + clean_cmdnames(&cmds); + return TEST_OK; +} + +static int test__uniq_cmdnames(struct test_suite *test __maybe_unused, + int subtest __maybe_unused) +{ + struct cmdnames cmds = {}; + + /* uniq() assumes it's sorted */ + add_cmdname(&cmds, "aaa", 3); + add_cmdname(&cmds, "aaa", 3); + add_cmdname(&cmds, "bbb", 3); + + TEST_ASSERT_VAL("invalid original size", cmds.cnt == 3); + /* uniquify command names (to remove second 'aaa') */ + uniq(&cmds); + TEST_ASSERT_VAL("invalid final size", cmds.cnt == 2); + + TEST_ASSERT_VAL("cannot find cmd", is_in_cmdlist(&cmds, "aaa") == 1); + TEST_ASSERT_VAL("cannot find cmd", is_in_cmdlist(&cmds, "bbb") == 1); + TEST_ASSERT_VAL("wrong cmd", is_in_cmdlist(&cmds, "ccc") == 0); + + clean_cmdnames(&cmds); + return TEST_OK; +} + +static int test__exclude_cmdnames(struct test_suite *test __maybe_unused, + int subtest __maybe_unused) +{ + struct cmdnames cmds1 = {}; + struct cmdnames cmds2 = {}; + + add_cmdname(&cmds1, "aaa", 3); + add_cmdname(&cmds1, "bbb", 3); + add_cmdname(&cmds1, "ccc", 3); + add_cmdname(&cmds1, "ddd", 3); + add_cmdname(&cmds1, "eee", 3); + add_cmdname(&cmds1, "fff", 3); + add_cmdname(&cmds1, "ggg", 3); + add_cmdname(&cmds1, "hhh", 3); + add_cmdname(&cmds1, "iii", 3); + add_cmdname(&cmds1, "jjj", 3); + + add_cmdname(&cmds2, "bbb", 3); + add_cmdname(&cmds2, "eee", 3); + add_cmdname(&cmds2, "jjj", 3); + + TEST_ASSERT_VAL("invalid original size", cmds1.cnt == 10); + TEST_ASSERT_VAL("invalid original size", cmds2.cnt == 3); + + /* remove duplicate command names in cmds1 */ + exclude_cmds(&cmds1, &cmds2); + + TEST_ASSERT_VAL("invalid excluded size", cmds1.cnt == 7); + TEST_ASSERT_VAL("invalid excluded size", cmds2.cnt == 3); + + /* excluded commands should not belong to cmds1 */ + TEST_ASSERT_VAL("cannot find cmd", is_in_cmdlist(&cmds1, "aaa") == 1); + TEST_ASSERT_VAL("wrong cmd", is_in_cmdlist(&cmds1, "bbb") == 0); + TEST_ASSERT_VAL("cannot find cmd", is_in_cmdlist(&cmds1, "ccc") == 1); + TEST_ASSERT_VAL("cannot find cmd", is_in_cmdlist(&cmds1, "ddd") == 1); + TEST_ASSERT_VAL("wrong cmd", is_in_cmdlist(&cmds1, "eee") == 0); + TEST_ASSERT_VAL("cannot find cmd", is_in_cmdlist(&cmds1, "fff") == 1); + TEST_ASSERT_VAL("cannot find cmd", is_in_cmdlist(&cmds1, "ggg") == 1); + TEST_ASSERT_VAL("cannot find cmd", is_in_cmdlist(&cmds1, "hhh") == 1); + TEST_ASSERT_VAL("cannot find cmd", is_in_cmdlist(&cmds1, "iii") == 1); + TEST_ASSERT_VAL("wrong cmd", is_in_cmdlist(&cmds1, "jjj") == 0); + + /* they should be only in cmds2 */ + TEST_ASSERT_VAL("cannot find cmd", is_in_cmdlist(&cmds2, "bbb") == 1); + TEST_ASSERT_VAL("cannot find cmd", is_in_cmdlist(&cmds2, "eee") == 1); + TEST_ASSERT_VAL("cannot find cmd", is_in_cmdlist(&cmds2, "jjj") == 1); + + clean_cmdnames(&cmds1); + clean_cmdnames(&cmds2); + return TEST_OK; +} + +static struct test_case tests__subcmd_help[] = { + TEST_CASE("Load subcmd names", load_cmdnames), + TEST_CASE("Uniquify subcmd names", uniq_cmdnames), + TEST_CASE("Exclude duplicate subcmd names", exclude_cmdnames), + { .name = NULL, } +}; + +struct test_suite suite__subcmd_help = { + .desc = "libsubcmd help tests", + .test_cases = tests__subcmd_help, +}; diff --git a/tools/perf/tests/switch-tracking.c b/tools/perf/tests/switch-tracking.c index 6b3aac283c37..5be294014d3b 100644 --- a/tools/perf/tests/switch-tracking.c +++ b/tools/perf/tests/switch-tracking.c @@ -351,7 +351,7 @@ static int test__switch_tracking(struct test_suite *test __maybe_unused, int sub const char *comm; int err = -1; - threads = thread_map__new(-1, getpid(), UINT_MAX); + threads = thread_map__new_by_tid(getpid()); if (!threads) { pr_debug("thread_map__new failed!\n"); goto out_err; diff --git a/tools/perf/tests/symbols.c b/tools/perf/tests/symbols.c index ee20a366f32f..f4ffe5804f40 100644 --- a/tools/perf/tests/symbols.c +++ b/tools/perf/tests/symbols.c @@ -5,6 +5,7 @@ #include <limits.h> #include "debug.h" #include "dso.h" +#include "env.h" #include "machine.h" #include "thread.h" #include "symbol.h" @@ -13,15 +14,18 @@ #include "tests.h" struct test_info { + struct perf_env host_env; struct machine *machine; struct thread *thread; }; static int init_test_info(struct test_info *ti) { - ti->machine = machine__new_host(); + perf_env__init(&ti->host_env); + ti->machine = machine__new_host(&ti->host_env); if (!ti->machine) { pr_debug("machine__new_host() failed!\n"); + perf_env__exit(&ti->host_env); return TEST_FAIL; } @@ -29,6 +33,7 @@ static int init_test_info(struct test_info *ti) ti->thread = machine__findnew_thread(ti->machine, 100, 100); if (!ti->thread) { pr_debug("machine__findnew_thread() failed!\n"); + perf_env__exit(&ti->host_env); return TEST_FAIL; } @@ -39,6 +44,7 @@ static void exit_test_info(struct test_info *ti) { thread__put(ti->thread); machine__delete(ti->machine); + perf_env__exit(&ti->host_env); } struct dso_map { @@ -96,8 +102,8 @@ static int create_map(struct test_info *ti, char *filename, struct map **map_p) dso__put(dso); /* Create a dummy map at 0x100000 */ - *map_p = map__new(ti->machine, 0x100000, 0xffffffff, 0, NULL, - PROT_EXEC, 0, NULL, filename, ti->thread); + *map_p = map__new(ti->machine, 0x100000, 0xffffffff, 0, &dso_id_empty, + PROT_EXEC, /*flags=*/0, filename, ti->thread); if (!*map_p) { pr_debug("Failed to create map!"); return TEST_FAIL; diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c index 8e328bbd509d..4053ff2813bb 100644 --- a/tools/perf/tests/task-exit.c +++ b/tools/perf/tests/task-exit.c @@ -46,7 +46,6 @@ static int test__task_exit(struct test_suite *test __maybe_unused, int subtest _ struct evsel *evsel; struct evlist *evlist; struct target target = { - .uid = UINT_MAX, .uses_mmap = true, }; const char *argv[] = { "true", NULL }; diff --git a/tools/perf/tests/tests-scripts.c b/tools/perf/tests/tests-scripts.c index 1d5759d08141..f18c4cd337c8 100644 --- a/tools/perf/tests/tests-scripts.c +++ b/tools/perf/tests/tests-scripts.c @@ -85,7 +85,7 @@ static char *shell_test__description(int dir_fd, const char *name) if (io.fd < 0) return NULL; - /* Skip first line - should be #!/bin/sh Shebang */ + /* Skip first line - should be #!/bin/bash Shebang */ if (io__get_char(&io) != '#') goto err_out; if (io__get_char(&io) != '!') @@ -260,6 +260,7 @@ static void append_scripts_in_dir(int dir_fd, continue; /* Skip scripts that have a separate driver. */ fd = openat(dir_fd, ent->d_name, O_PATH); append_scripts_in_dir(fd, result, result_sz); + close(fd); } for (i = 0; i < n_dirs; i++) /* Clean up */ zfree(&entlist[i]); diff --git a/tools/perf/tests/tests.h b/tools/perf/tests/tests.h index bb7951c61971..97e62db8764a 100644 --- a/tools/perf/tests/tests.h +++ b/tools/perf/tests/tests.h @@ -3,6 +3,7 @@ #define TESTS_H #include <stdbool.h> +#include "util/debug.h" enum { TEST_OK = 0, @@ -71,6 +72,15 @@ struct test_suite { .exclusive = true, \ } +#define TEST_CASE_REASON_EXCLUSIVE(description, _name, _reason) \ + { \ + .name = #_name, \ + .desc = description, \ + .run_case = test__##_name, \ + .skip_reason = _reason, \ + .exclusive = true, \ + } + #define DEFINE_SUITE(description, _name) \ struct test_case tests__##_name[] = { \ TEST_CASE(description, _name), \ @@ -168,6 +178,7 @@ DECLARE_SUITE(sigtrap); DECLARE_SUITE(event_groups); DECLARE_SUITE(symbols); DECLARE_SUITE(util); +DECLARE_SUITE(subcmd_help); /* * PowerPC and S390 do not support creation of instruction breakpoints using the diff --git a/tools/perf/tests/thread-map.c b/tools/perf/tests/thread-map.c index 1fe521466bf4..54209592168d 100644 --- a/tools/perf/tests/thread-map.c +++ b/tools/perf/tests/thread-map.c @@ -115,7 +115,7 @@ static int test__thread_map_remove(struct test_suite *test __maybe_unused, int s TEST_ASSERT_VAL("failed to allocate map string", asprintf(&str, "%d,%d", getpid(), getppid()) >= 0); - threads = thread_map__new_str(str, NULL, 0, false); + threads = thread_map__new_str(str, /*tid=*/NULL, /*all_threads=*/false); free(str); TEST_ASSERT_VAL("failed to allocate thread_map", diff --git a/tools/perf/tests/topology.c b/tools/perf/tests/topology.c index a8cb5ba898ab..ec01150d208d 100644 --- a/tools/perf/tests/topology.c +++ b/tools/perf/tests/topology.c @@ -43,6 +43,7 @@ static int session_write_header(char *path) session->evlist = evlist__new_default(); TEST_ASSERT_VAL("can't get evlist", session->evlist); + session->evlist->session = session; perf_header__set_feat(&session->header, HEADER_CPU_TOPOLOGY); perf_header__set_feat(&session->header, HEADER_NRCPUS); @@ -69,9 +70,11 @@ static int check_cpu_topology(char *path, struct perf_cpu_map *map) int i; struct aggr_cpu_id id; struct perf_cpu cpu; + struct perf_env *env; session = perf_session__new(&data, NULL); TEST_ASSERT_VAL("can't get session", !IS_ERR(session)); + env = perf_session__env(session); cpu__setup_cpunode_map(); /* On platforms with large numbers of CPUs process_cpu_topology() @@ -95,9 +98,7 @@ static int check_cpu_topology(char *path, struct perf_cpu_map *map) * condition is true (see do_core_id_test in header.c). So always * run this test on those platforms. */ - if (!session->header.env.cpu - && strncmp(session->header.env.arch, "s390", 4) - && strncmp(session->header.env.arch, "aarch64", 7)) + if (!env->cpu && strncmp(env->arch, "s390", 4) && strncmp(env->arch, "aarch64", 7)) return TEST_SKIP; /* @@ -106,20 +107,20 @@ static int check_cpu_topology(char *path, struct perf_cpu_map *map) * physical_package_id will be set to -1. Hence skip this * test if physical_package_id returns -1 for cpu from perf_cpu_map. */ - if (!strncmp(session->header.env.arch, "ppc64le", 7)) { + if (!strncmp(env->arch, "ppc64le", 7)) { if (cpu__get_socket_id(perf_cpu_map__cpu(map, 0)) == -1) return TEST_SKIP; } - TEST_ASSERT_VAL("Session header CPU map not set", session->header.env.cpu); + TEST_ASSERT_VAL("Session header CPU map not set", env->cpu); - for (i = 0; i < session->header.env.nr_cpus_avail; i++) { + for (i = 0; i < env->nr_cpus_avail; i++) { cpu.cpu = i; if (!perf_cpu_map__has(map, cpu)) continue; pr_debug("CPU %d, core %d, socket %d\n", i, - session->header.env.cpu[i].core_id, - session->header.env.cpu[i].socket_id); + env->cpu[i].core_id, + env->cpu[i].socket_id); } // Test that CPU ID contains socket, die, core and CPU @@ -129,13 +130,12 @@ static int check_cpu_topology(char *path, struct perf_cpu_map *map) cpu.cpu == id.cpu.cpu); TEST_ASSERT_VAL("Cpu map - Core ID doesn't match", - session->header.env.cpu[cpu.cpu].core_id == id.core); + env->cpu[cpu.cpu].core_id == id.core); TEST_ASSERT_VAL("Cpu map - Socket ID doesn't match", - session->header.env.cpu[cpu.cpu].socket_id == - id.socket); + env->cpu[cpu.cpu].socket_id == id.socket); TEST_ASSERT_VAL("Cpu map - Die ID doesn't match", - session->header.env.cpu[cpu.cpu].die_id == id.die); + env->cpu[cpu.cpu].die_id == id.die); TEST_ASSERT_VAL("Cpu map - Node ID is set", id.node == -1); TEST_ASSERT_VAL("Cpu map - Thread IDX is set", id.thread_idx == -1); } @@ -144,14 +144,13 @@ static int check_cpu_topology(char *path, struct perf_cpu_map *map) perf_cpu_map__for_each_cpu(cpu, i, map) { id = aggr_cpu_id__core(cpu, NULL); TEST_ASSERT_VAL("Core map - Core ID doesn't match", - session->header.env.cpu[cpu.cpu].core_id == id.core); + env->cpu[cpu.cpu].core_id == id.core); TEST_ASSERT_VAL("Core map - Socket ID doesn't match", - session->header.env.cpu[cpu.cpu].socket_id == - id.socket); + env->cpu[cpu.cpu].socket_id == id.socket); TEST_ASSERT_VAL("Core map - Die ID doesn't match", - session->header.env.cpu[cpu.cpu].die_id == id.die); + env->cpu[cpu.cpu].die_id == id.die); TEST_ASSERT_VAL("Core map - Node ID is set", id.node == -1); TEST_ASSERT_VAL("Core map - Thread IDX is set", id.thread_idx == -1); } @@ -160,11 +159,10 @@ static int check_cpu_topology(char *path, struct perf_cpu_map *map) perf_cpu_map__for_each_cpu(cpu, i, map) { id = aggr_cpu_id__die(cpu, NULL); TEST_ASSERT_VAL("Die map - Socket ID doesn't match", - session->header.env.cpu[cpu.cpu].socket_id == - id.socket); + env->cpu[cpu.cpu].socket_id == id.socket); TEST_ASSERT_VAL("Die map - Die ID doesn't match", - session->header.env.cpu[cpu.cpu].die_id == id.die); + env->cpu[cpu.cpu].die_id == id.die); TEST_ASSERT_VAL("Die map - Node ID is set", id.node == -1); TEST_ASSERT_VAL("Die map - Core is set", id.core == -1); @@ -176,8 +174,7 @@ static int check_cpu_topology(char *path, struct perf_cpu_map *map) perf_cpu_map__for_each_cpu(cpu, i, map) { id = aggr_cpu_id__socket(cpu, NULL); TEST_ASSERT_VAL("Socket map - Socket ID doesn't match", - session->header.env.cpu[cpu.cpu].socket_id == - id.socket); + env->cpu[cpu.cpu].socket_id == id.socket); TEST_ASSERT_VAL("Socket map - Node ID is set", id.node == -1); TEST_ASSERT_VAL("Socket map - Die ID is set", id.die == -1); diff --git a/tools/perf/tests/util.c b/tools/perf/tests/util.c index 6366db5cbf8c..b273d287e164 100644 --- a/tools/perf/tests/util.c +++ b/tools/perf/tests/util.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 #include "tests.h" #include "util/debug.h" +#include "util/sha1.h" #include <linux/compiler.h> #include <stdlib.h> @@ -16,6 +17,48 @@ static int test_strreplace(char needle, const char *haystack, return ret == 0; } +#define MAX_LEN 512 + +/* Test sha1() for all lengths from 0 to MAX_LEN inclusively. */ +static int test_sha1(void) +{ + u8 data[MAX_LEN]; + size_t digests_size = (MAX_LEN + 1) * SHA1_DIGEST_SIZE; + u8 *digests; + u8 digest_of_digests[SHA1_DIGEST_SIZE]; + /* + * The correctness of this value was verified by running this test with + * sha1() replaced by OpenSSL's SHA1(). + */ + static const u8 expected_digest_of_digests[SHA1_DIGEST_SIZE] = { + 0x74, 0xcd, 0x4c, 0xb9, 0xd8, 0xa6, 0xd5, 0x95, 0x22, 0x8b, + 0x7e, 0xd6, 0x8b, 0x7e, 0x46, 0x95, 0x31, 0x9b, 0xa2, 0x43, + }; + size_t i; + + digests = malloc(digests_size); + TEST_ASSERT_VAL("failed to allocate digests", digests != NULL); + + /* Generate MAX_LEN bytes of data. */ + for (i = 0; i < MAX_LEN; i++) + data[i] = i; + + /* Calculate a SHA-1 for each length 0 through MAX_LEN inclusively. */ + for (i = 0; i <= MAX_LEN; i++) + sha1(data, i, &digests[i * SHA1_DIGEST_SIZE]); + + /* Calculate digest of all digests calculated above. */ + sha1(digests, digests_size, digest_of_digests); + + free(digests); + + /* Check for the expected result. */ + TEST_ASSERT_VAL("wrong output from sha1()", + memcmp(digest_of_digests, expected_digest_of_digests, + SHA1_DIGEST_SIZE) == 0); + return 0; +} + static int test__util(struct test_suite *t __maybe_unused, int subtest __maybe_unused) { TEST_ASSERT_VAL("empty string", test_strreplace(' ', "", "123", "")); @@ -25,7 +68,7 @@ static int test__util(struct test_suite *t __maybe_unused, int subtest __maybe_u TEST_ASSERT_VAL("replace long", test_strreplace('a', "abcabc", "longlong", "longlongbclonglongbc")); - return 0; + return test_sha1(); } DEFINE_SUITE("util", util); diff --git a/tools/perf/tests/workloads/noploop.c b/tools/perf/tests/workloads/noploop.c index 940ea5910a84..656e472e6188 100644 --- a/tools/perf/tests/workloads/noploop.c +++ b/tools/perf/tests/workloads/noploop.c @@ -1,4 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0 */ +#include <pthread.h> #include <stdlib.h> #include <signal.h> #include <unistd.h> @@ -16,6 +17,7 @@ static int noploop(int argc, const char **argv) { int sec = 1; + pthread_setname_np(pthread_self(), "perf-noploop"); if (argc > 0) sec = atoi(argv[0]); |