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-rw-r--r--tools/perf/tests/Build2
-rw-r--r--tools/perf/tests/builtin-test.c8
-rw-r--r--tools/perf/tests/code-reading.c4
-rw-r--r--tools/perf/tests/hists_cumulate.c4
-rw-r--r--tools/perf/tests/keep-tracking.c4
-rw-r--r--tools/perf/tests/llvm.c98
-rw-r--r--tools/perf/tests/make36
-rw-r--r--tools/perf/tests/mmap-basic.c4
-rw-r--r--tools/perf/tests/mmap-thread-lookup.c2
-rw-r--r--tools/perf/tests/openat-syscall-all-cpus.c8
-rw-r--r--tools/perf/tests/openat-syscall-tp-fields.c2
-rw-r--r--tools/perf/tests/openat-syscall.c6
-rw-r--r--tools/perf/tests/parse-events.c50
-rw-r--r--tools/perf/tests/switch-tracking.c4
-rw-r--r--tools/perf/tests/tests.h2
-rw-r--r--tools/perf/tests/thread-map.c42
16 files changed, 254 insertions, 22 deletions
diff --git a/tools/perf/tests/Build b/tools/perf/tests/Build
index ee41e705b2eb..c1518bdd0f1b 100644
--- a/tools/perf/tests/Build
+++ b/tools/perf/tests/Build
@@ -31,6 +31,8 @@ perf-y += code-reading.o
perf-y += sample-parsing.o
perf-y += parse-no-sample-id-all.o
perf-y += kmod-path.o
+perf-y += thread-map.o
+perf-y += llvm.o
perf-$(CONFIG_X86) += perf-time-to-tsc.o
diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c
index 87b9961646e4..136cd934be66 100644
--- a/tools/perf/tests/builtin-test.c
+++ b/tools/perf/tests/builtin-test.c
@@ -171,6 +171,14 @@ static struct test {
.func = test__kmod_path__parse,
},
{
+ .desc = "Test thread map",
+ .func = test__thread_map,
+ },
+ {
+ .desc = "Test LLVM searching and compiling",
+ .func = test__llvm,
+ },
+ {
.func = NULL,
},
};
diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c
index 22f8a00446e1..39c784a100a9 100644
--- a/tools/perf/tests/code-reading.c
+++ b/tools/perf/tests/code-reading.c
@@ -545,8 +545,8 @@ out_err:
if (evlist) {
perf_evlist__delete(evlist);
} else {
- cpu_map__delete(cpus);
- thread_map__delete(threads);
+ cpu_map__put(cpus);
+ thread_map__put(threads);
}
machines__destroy_kernel_maps(&machines);
machine__delete_threads(machine);
diff --git a/tools/perf/tests/hists_cumulate.c b/tools/perf/tests/hists_cumulate.c
index 7d82c8be5e36..7ed737019de7 100644
--- a/tools/perf/tests/hists_cumulate.c
+++ b/tools/perf/tests/hists_cumulate.c
@@ -279,6 +279,7 @@ static int test1(struct perf_evsel *evsel, struct machine *machine)
symbol_conf.use_callchain = false;
symbol_conf.cumulate_callchain = false;
+ perf_evsel__reset_sample_bit(evsel, CALLCHAIN);
setup_sorting();
callchain_register_param(&callchain_param);
@@ -425,6 +426,7 @@ static int test2(struct perf_evsel *evsel, struct machine *machine)
symbol_conf.use_callchain = true;
symbol_conf.cumulate_callchain = false;
+ perf_evsel__set_sample_bit(evsel, CALLCHAIN);
setup_sorting();
callchain_register_param(&callchain_param);
@@ -482,6 +484,7 @@ static int test3(struct perf_evsel *evsel, struct machine *machine)
symbol_conf.use_callchain = false;
symbol_conf.cumulate_callchain = true;
+ perf_evsel__reset_sample_bit(evsel, CALLCHAIN);
setup_sorting();
callchain_register_param(&callchain_param);
@@ -665,6 +668,7 @@ static int test4(struct perf_evsel *evsel, struct machine *machine)
symbol_conf.use_callchain = true;
symbol_conf.cumulate_callchain = true;
+ perf_evsel__set_sample_bit(evsel, CALLCHAIN);
setup_sorting();
callchain_register_param(&callchain_param);
diff --git a/tools/perf/tests/keep-tracking.c b/tools/perf/tests/keep-tracking.c
index 5b171d1e338b..4d4b9837b630 100644
--- a/tools/perf/tests/keep-tracking.c
+++ b/tools/perf/tests/keep-tracking.c
@@ -144,8 +144,8 @@ out_err:
perf_evlist__disable(evlist);
perf_evlist__delete(evlist);
} else {
- cpu_map__delete(cpus);
- thread_map__delete(threads);
+ cpu_map__put(cpus);
+ thread_map__put(threads);
}
return err;
diff --git a/tools/perf/tests/llvm.c b/tools/perf/tests/llvm.c
new file mode 100644
index 000000000000..a337356fd979
--- /dev/null
+++ b/tools/perf/tests/llvm.c
@@ -0,0 +1,98 @@
+#include <stdio.h>
+#include <bpf/libbpf.h>
+#include <util/llvm-utils.h>
+#include <util/cache.h>
+#include "tests.h"
+#include "debug.h"
+
+static int perf_config_cb(const char *var, const char *val,
+ void *arg __maybe_unused)
+{
+ return perf_default_config(var, val, arg);
+}
+
+/*
+ * Randomly give it a "version" section since we don't really load it
+ * into kernel
+ */
+static const char test_bpf_prog[] =
+ "__attribute__((section(\"do_fork\"), used)) "
+ "int fork(void *ctx) {return 0;} "
+ "char _license[] __attribute__((section(\"license\"), used)) = \"GPL\";"
+ "int _version __attribute__((section(\"version\"), used)) = 0x40100;";
+
+#ifdef HAVE_LIBBPF_SUPPORT
+static int test__bpf_parsing(void *obj_buf, size_t obj_buf_sz)
+{
+ struct bpf_object *obj;
+
+ obj = bpf_object__open_buffer(obj_buf, obj_buf_sz);
+ if (!obj)
+ return -1;
+ bpf_object__close(obj);
+ return 0;
+}
+#else
+static int test__bpf_parsing(void *obj_buf __maybe_unused,
+ size_t obj_buf_sz __maybe_unused)
+{
+ fprintf(stderr, " (skip bpf parsing)");
+ return 0;
+}
+#endif
+
+int test__llvm(void)
+{
+ char *tmpl_new, *clang_opt_new;
+ void *obj_buf;
+ size_t obj_buf_sz;
+ int err, old_verbose;
+
+ perf_config(perf_config_cb, NULL);
+
+ /*
+ * Skip this test if user's .perfconfig doesn't set [llvm] section
+ * and clang is not found in $PATH, and this is not perf test -v
+ */
+ if (verbose == 0 && !llvm_param.user_set_param && llvm__search_clang()) {
+ fprintf(stderr, " (no clang, try 'perf test -v LLVM')");
+ return TEST_SKIP;
+ }
+
+ old_verbose = verbose;
+ /*
+ * llvm is verbosity when error. Suppress all error output if
+ * not 'perf test -v'.
+ */
+ if (verbose == 0)
+ verbose = -1;
+
+ if (!llvm_param.clang_bpf_cmd_template)
+ return -1;
+
+ if (!llvm_param.clang_opt)
+ llvm_param.clang_opt = strdup("");
+
+ err = asprintf(&tmpl_new, "echo '%s' | %s", test_bpf_prog,
+ llvm_param.clang_bpf_cmd_template);
+ if (err < 0)
+ return -1;
+ err = asprintf(&clang_opt_new, "-xc %s", llvm_param.clang_opt);
+ if (err < 0)
+ return -1;
+
+ llvm_param.clang_bpf_cmd_template = tmpl_new;
+ llvm_param.clang_opt = clang_opt_new;
+ err = llvm__compile_bpf("-", &obj_buf, &obj_buf_sz);
+
+ verbose = old_verbose;
+ if (err) {
+ if (!verbose)
+ fprintf(stderr, " (use -v to see error message)");
+ return -1;
+ }
+
+ err = test__bpf_parsing(obj_buf, obj_buf_sz);
+ free(obj_buf);
+ return err;
+}
diff --git a/tools/perf/tests/make b/tools/perf/tests/make
index 65280d28662e..ba31c4bd441d 100644
--- a/tools/perf/tests/make
+++ b/tools/perf/tests/make
@@ -1,5 +1,16 @@
+ifndef MK
+ifeq ($(MAKECMDGOALS),)
+# no target specified, trigger the whole suite
+all:
+ @echo "Testing Makefile"; $(MAKE) -sf tests/make MK=Makefile
+ @echo "Testing Makefile.perf"; $(MAKE) -sf tests/make MK=Makefile.perf
+else
+# run only specific test over 'Makefile'
+%:
+ @echo "Testing Makefile"; $(MAKE) -sf tests/make MK=Makefile $@
+endif
+else
PERF := .
-MK := Makefile
include config/Makefile.arch
@@ -47,6 +58,8 @@ make_install_man := install-man
make_install_html := install-html
make_install_info := install-info
make_install_pdf := install-pdf
+make_install_prefix := install prefix=/tmp/krava
+make_install_prefix_slash := install prefix=/tmp/krava/
make_static := LDFLAGS=-static
# all the NO_* variable combined
@@ -57,7 +70,12 @@ make_minimal += NO_LIBDW_DWARF_UNWIND=1 NO_AUXTRACE=1
# $(run) contains all available tests
run := make_pure
+# Targets 'clean all' can be run together only through top level
+# Makefile because we detect clean target in Makefile.perf and
+# disable features detection
+ifeq ($(MK),Makefile)
run += make_clean_all
+endif
run += make_python_perf_so
run += make_debug
run += make_no_libperl
@@ -83,6 +101,8 @@ run += make_util_map_o
run += make_util_pmu_bison_o
run += make_install
run += make_install_bin
+run += make_install_prefix
+run += make_install_prefix_slash
# FIXME 'install-*' commented out till they're fixed
# run += make_install_doc
# run += make_install_man
@@ -157,6 +177,15 @@ test_make_install_O := $(call test_dest_files,$(installed_files_all))
test_make_install_bin := $(call test_dest_files,$(installed_files_bin))
test_make_install_bin_O := $(call test_dest_files,$(installed_files_bin))
+# We prefix all installed files for make_install_prefix(_slash)
+# with '/tmp/krava' to match installed/prefix-ed files.
+installed_files_all_prefix := $(addprefix /tmp/krava/,$(installed_files_all))
+test_make_install_prefix := $(call test_dest_files,$(installed_files_all_prefix))
+test_make_install_prefix_O := $(call test_dest_files,$(installed_files_all_prefix))
+
+test_make_install_prefix_slash := $(test_make_install_prefix)
+test_make_install_prefix_slash_O := $(test_make_install_prefix_O)
+
# FIXME nothing gets installed
test_make_install_man := test -f $$TMP_DEST/share/man/man1/perf.1
test_make_install_man_O := $(test_make_install_man)
@@ -226,13 +255,13 @@ tarpkg:
( eval $$cmd ) >> $@ 2>&1
make_kernelsrc:
- @echo " - make -C <kernelsrc> tools/perf"
+ @echo "- make -C <kernelsrc> tools/perf"
$(call clean); \
(make -C ../.. tools/perf) > $@ 2>&1 && \
test -x perf && rm -f $@ || (cat $@ ; false)
make_kernelsrc_tools:
- @echo " - make -C <kernelsrc>/tools perf"
+ @echo "- make -C <kernelsrc>/tools perf"
$(call clean); \
(make -C ../../tools perf) > $@ 2>&1 && \
test -x perf && rm -f $@ || (cat $@ ; false)
@@ -244,3 +273,4 @@ out: $(run_O)
@echo OK
.PHONY: all $(run) $(run_O) tarpkg clean
+endif # ifndef MK
diff --git a/tools/perf/tests/mmap-basic.c b/tools/perf/tests/mmap-basic.c
index 5855cf471210..666b67a4df9d 100644
--- a/tools/perf/tests/mmap-basic.c
+++ b/tools/perf/tests/mmap-basic.c
@@ -140,8 +140,8 @@ out_delete_evlist:
cpus = NULL;
threads = NULL;
out_free_cpus:
- cpu_map__delete(cpus);
+ cpu_map__put(cpus);
out_free_threads:
- thread_map__delete(threads);
+ thread_map__put(threads);
return err;
}
diff --git a/tools/perf/tests/mmap-thread-lookup.c b/tools/perf/tests/mmap-thread-lookup.c
index 7f48efa7e295..145050e2e544 100644
--- a/tools/perf/tests/mmap-thread-lookup.c
+++ b/tools/perf/tests/mmap-thread-lookup.c
@@ -143,7 +143,7 @@ static int synth_process(struct machine *machine)
perf_event__process,
machine, 0, 500);
- thread_map__delete(map);
+ thread_map__put(map);
return err;
}
diff --git a/tools/perf/tests/openat-syscall-all-cpus.c b/tools/perf/tests/openat-syscall-all-cpus.c
index 9a7a116e09b8..a572f87e9c8d 100644
--- a/tools/perf/tests/openat-syscall-all-cpus.c
+++ b/tools/perf/tests/openat-syscall-all-cpus.c
@@ -78,7 +78,7 @@ int test__openat_syscall_event_on_all_cpus(void)
* we use the auto allocation it will allocate just for 1 cpu,
* as we start by cpu 0.
*/
- if (perf_evsel__alloc_counts(evsel, cpus->nr) < 0) {
+ if (perf_evsel__alloc_counts(evsel, cpus->nr, 1) < 0) {
pr_debug("perf_evsel__alloc_counts(ncpus=%d)\n", cpus->nr);
goto out_close_fd;
}
@@ -98,9 +98,9 @@ int test__openat_syscall_event_on_all_cpus(void)
}
expected = nr_openat_calls + cpu;
- if (evsel->counts->cpu[cpu].val != expected) {
+ if (perf_counts(evsel->counts, cpu, 0)->val != expected) {
pr_debug("perf_evsel__read_on_cpu: expected to intercept %d calls on cpu %d, got %" PRIu64 "\n",
- expected, cpus->map[cpu], evsel->counts->cpu[cpu].val);
+ expected, cpus->map[cpu], perf_counts(evsel->counts, cpu, 0)->val);
err = -1;
}
}
@@ -111,6 +111,6 @@ out_close_fd:
out_evsel_delete:
perf_evsel__delete(evsel);
out_thread_map_delete:
- thread_map__delete(threads);
+ thread_map__put(threads);
return err;
}
diff --git a/tools/perf/tests/openat-syscall-tp-fields.c b/tools/perf/tests/openat-syscall-tp-fields.c
index 6245221479d7..01a19626c846 100644
--- a/tools/perf/tests/openat-syscall-tp-fields.c
+++ b/tools/perf/tests/openat-syscall-tp-fields.c
@@ -45,7 +45,7 @@ int test__syscall_openat_tp_fields(void)
perf_evsel__config(evsel, &opts);
- evlist->threads->map[0] = getpid();
+ thread_map__set_pid(evlist->threads, 0, getpid());
err = perf_evlist__open(evlist);
if (err < 0) {
diff --git a/tools/perf/tests/openat-syscall.c b/tools/perf/tests/openat-syscall.c
index 9f9491bb8e48..c9a37bc6b33a 100644
--- a/tools/perf/tests/openat-syscall.c
+++ b/tools/perf/tests/openat-syscall.c
@@ -44,9 +44,9 @@ int test__openat_syscall_event(void)
goto out_close_fd;
}
- if (evsel->counts->cpu[0].val != nr_openat_calls) {
+ if (perf_counts(evsel->counts, 0, 0)->val != nr_openat_calls) {
pr_debug("perf_evsel__read_on_cpu: expected to intercept %d calls, got %" PRIu64 "\n",
- nr_openat_calls, evsel->counts->cpu[0].val);
+ nr_openat_calls, perf_counts(evsel->counts, 0, 0)->val);
goto out_close_fd;
}
@@ -56,6 +56,6 @@ out_close_fd:
out_evsel_delete:
perf_evsel__delete(evsel);
out_thread_map_delete:
- thread_map__delete(threads);
+ thread_map__put(threads);
return err;
}
diff --git a/tools/perf/tests/parse-events.c b/tools/perf/tests/parse-events.c
index d76963f7ad3d..9b6b2b6324a1 100644
--- a/tools/perf/tests/parse-events.c
+++ b/tools/perf/tests/parse-events.c
@@ -82,8 +82,12 @@ static int test__checkevent_symbolic_name_config(struct perf_evlist *evlist)
TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
TEST_ASSERT_VAL("wrong config",
PERF_COUNT_HW_CPU_CYCLES == evsel->attr.config);
+ /*
+ * The period value gets configured within perf_evlist__config,
+ * while this test executes only parse events method.
+ */
TEST_ASSERT_VAL("wrong period",
- 100000 == evsel->attr.sample_period);
+ 0 == evsel->attr.sample_period);
TEST_ASSERT_VAL("wrong config1",
0 == evsel->attr.config1);
TEST_ASSERT_VAL("wrong config2",
@@ -406,7 +410,11 @@ static int test__checkevent_pmu(struct perf_evlist *evlist)
TEST_ASSERT_VAL("wrong config", 10 == evsel->attr.config);
TEST_ASSERT_VAL("wrong config1", 1 == evsel->attr.config1);
TEST_ASSERT_VAL("wrong config2", 3 == evsel->attr.config2);
- TEST_ASSERT_VAL("wrong period", 1000 == evsel->attr.sample_period);
+ /*
+ * The period value gets configured within perf_evlist__config,
+ * while this test executes only parse events method.
+ */
+ TEST_ASSERT_VAL("wrong period", 0 == evsel->attr.sample_period);
return 0;
}
@@ -471,6 +479,39 @@ static int test__checkevent_pmu_name(struct perf_evlist *evlist)
return 0;
}
+static int test__checkevent_pmu_partial_time_callgraph(struct perf_evlist *evlist)
+{
+ struct perf_evsel *evsel = perf_evlist__first(evlist);
+
+ /* cpu/config=1,call-graph=fp,time,period=100000/ */
+ TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);
+ TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
+ TEST_ASSERT_VAL("wrong config", 1 == evsel->attr.config);
+ /*
+ * The period, time and callgraph value gets configured
+ * within perf_evlist__config,
+ * while this test executes only parse events method.
+ */
+ TEST_ASSERT_VAL("wrong period", 0 == evsel->attr.sample_period);
+ TEST_ASSERT_VAL("wrong callgraph", !(PERF_SAMPLE_CALLCHAIN & evsel->attr.sample_type));
+ TEST_ASSERT_VAL("wrong time", !(PERF_SAMPLE_TIME & evsel->attr.sample_type));
+
+ /* cpu/config=2,call-graph=no,time=0,period=2000/ */
+ evsel = perf_evsel__next(evsel);
+ TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->attr.type);
+ TEST_ASSERT_VAL("wrong config", 2 == evsel->attr.config);
+ /*
+ * The period, time and callgraph value gets configured
+ * within perf_evlist__config,
+ * while this test executes only parse events method.
+ */
+ TEST_ASSERT_VAL("wrong period", 0 == evsel->attr.sample_period);
+ TEST_ASSERT_VAL("wrong callgraph", !(PERF_SAMPLE_CALLCHAIN & evsel->attr.sample_type));
+ TEST_ASSERT_VAL("wrong time", !(PERF_SAMPLE_TIME & evsel->attr.sample_type));
+
+ return 0;
+}
+
static int test__checkevent_pmu_events(struct perf_evlist *evlist)
{
struct perf_evsel *evsel = perf_evlist__first(evlist);
@@ -1547,6 +1588,11 @@ static struct evlist_test test__events_pmu[] = {
.check = test__checkevent_pmu_name,
.id = 1,
},
+ {
+ .name = "cpu/config=1,call-graph=fp,time,period=100000/,cpu/config=2,call-graph=no,time=0,period=2000/",
+ .check = test__checkevent_pmu_partial_time_callgraph,
+ .id = 2,
+ },
};
struct terms_test {
diff --git a/tools/perf/tests/switch-tracking.c b/tools/perf/tests/switch-tracking.c
index 0d31403ea593..e698742d4fec 100644
--- a/tools/perf/tests/switch-tracking.c
+++ b/tools/perf/tests/switch-tracking.c
@@ -560,8 +560,8 @@ out:
perf_evlist__disable(evlist);
perf_evlist__delete(evlist);
} else {
- cpu_map__delete(cpus);
- thread_map__delete(threads);
+ cpu_map__put(cpus);
+ thread_map__put(threads);
}
return err;
diff --git a/tools/perf/tests/tests.h b/tools/perf/tests/tests.h
index 8e5038b48ba8..bf113a247987 100644
--- a/tools/perf/tests/tests.h
+++ b/tools/perf/tests/tests.h
@@ -61,6 +61,8 @@ int test__switch_tracking(void);
int test__fdarray__filter(void);
int test__fdarray__add(void);
int test__kmod_path__parse(void);
+int test__thread_map(void);
+int test__llvm(void);
#if defined(__x86_64__) || defined(__i386__) || defined(__arm__) || defined(__aarch64__)
#ifdef HAVE_DWARF_UNWIND_SUPPORT
diff --git a/tools/perf/tests/thread-map.c b/tools/perf/tests/thread-map.c
new file mode 100644
index 000000000000..138a0e3431fa
--- /dev/null
+++ b/tools/perf/tests/thread-map.c
@@ -0,0 +1,42 @@
+#include <sys/types.h>
+#include <unistd.h>
+#include "tests.h"
+#include "thread_map.h"
+#include "debug.h"
+
+int test__thread_map(void)
+{
+ struct thread_map *map;
+
+ /* test map on current pid */
+ map = thread_map__new_by_pid(getpid());
+ TEST_ASSERT_VAL("failed to alloc map", map);
+
+ thread_map__read_comms(map);
+
+ TEST_ASSERT_VAL("wrong nr", map->nr == 1);
+ TEST_ASSERT_VAL("wrong pid",
+ thread_map__pid(map, 0) == getpid());
+ TEST_ASSERT_VAL("wrong comm",
+ thread_map__comm(map, 0) &&
+ !strcmp(thread_map__comm(map, 0), "perf"));
+ TEST_ASSERT_VAL("wrong refcnt",
+ atomic_read(&map->refcnt) == 1);
+ thread_map__put(map);
+
+ /* test dummy pid */
+ map = thread_map__new_dummy();
+ TEST_ASSERT_VAL("failed to alloc map", map);
+
+ thread_map__read_comms(map);
+
+ TEST_ASSERT_VAL("wrong nr", map->nr == 1);
+ TEST_ASSERT_VAL("wrong pid", thread_map__pid(map, 0) == -1);
+ TEST_ASSERT_VAL("wrong comm",
+ thread_map__comm(map, 0) &&
+ !strcmp(thread_map__comm(map, 0), "dummy"));
+ TEST_ASSERT_VAL("wrong refcnt",
+ atomic_read(&map->refcnt) == 1);
+ thread_map__put(map);
+ return 0;
+}
generated by cgit v1.2.3 (git 2.46.0) at 2025-09-05 11:30:19 +0000