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-rw-r--r--tools/perf/tests/attr.c7
-rw-r--r--tools/perf/tests/builtin-test.c18
-rw-r--r--tools/perf/tests/code-reading.c5
-rw-r--r--tools/perf/tests/dso-data.c2
-rw-r--r--tools/perf/tests/dwarf-unwind.c2
-rw-r--r--tools/perf/tests/evsel-tp-sched.c3
-rw-r--r--tools/perf/tests/hists_common.c205
-rw-r--r--tools/perf/tests/hists_common.h47
-rw-r--r--tools/perf/tests/hists_filter.c290
-rw-r--r--tools/perf/tests/hists_link.c173
-rw-r--r--tools/perf/tests/hists_output.c618
-rw-r--r--tools/perf/tests/keep-tracking.c2
-rw-r--r--tools/perf/tests/make2
-rw-r--r--tools/perf/tests/mmap-thread-lookup.c233
-rw-r--r--tools/perf/tests/parse-events.c142
-rw-r--r--tools/perf/tests/parse-no-sample-id-all.c2
-rw-r--r--tools/perf/tests/perf-time-to-tsc.c3
-rw-r--r--tools/perf/tests/rdpmc.c2
-rw-r--r--tools/perf/tests/sample-parsing.c2
-rw-r--r--tools/perf/tests/tests.h6
-rw-r--r--tools/perf/tests/thread-mg-share.c90
21 files changed, 1619 insertions, 235 deletions
diff --git a/tools/perf/tests/attr.c b/tools/perf/tests/attr.c
index 00218f503b2..2dfc9ad0e6f 100644
--- a/tools/perf/tests/attr.c
+++ b/tools/perf/tests/attr.c
@@ -1,4 +1,3 @@
-
/*
* The struct perf_event_attr test support.
*
@@ -19,14 +18,8 @@
* permissions. All the event text files are stored there.
*/
-/*
- * Powerpc needs __SANE_USERSPACE_TYPES__ before <linux/types.h> to select
- * 'int-ll64.h' and avoid compile warnings when printing __u64 with %llu.
- */
-#define __SANE_USERSPACE_TYPES__
#include <stdlib.h>
#include <stdio.h>
-#include <inttypes.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include "../perf.h"
diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c
index b11bf8a0843..831f52cae19 100644
--- a/tools/perf/tests/builtin-test.c
+++ b/tools/perf/tests/builtin-test.c
@@ -115,7 +115,7 @@ static struct test {
.desc = "Test parsing with no sample_id_all bit set",
.func = test__parse_no_sample_id_all,
},
-#if defined(__x86_64__) || defined(__i386__)
+#if defined(__x86_64__) || defined(__i386__) || defined(__arm__)
#ifdef HAVE_DWARF_UNWIND_SUPPORT
{
.desc = "Test dwarf unwind",
@@ -124,6 +124,22 @@ static struct test {
#endif
#endif
{
+ .desc = "Test filtering hist entries",
+ .func = test__hists_filter,
+ },
+ {
+ .desc = "Test mmap thread lookup",
+ .func = test__mmap_thread_lookup,
+ },
+ {
+ .desc = "Test thread mg sharing",
+ .func = test__thread_mg_share,
+ },
+ {
+ .desc = "Test output sorting of hist entries",
+ .func = test__hists_output,
+ },
+ {
.func = NULL,
},
};
diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c
index bfb186900ac..67f2d632355 100644
--- a/tools/perf/tests/code-reading.c
+++ b/tools/perf/tests/code-reading.c
@@ -1,8 +1,7 @@
-#include <sys/types.h>
+#include <linux/types.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
-#include <inttypes.h>
#include <ctype.h>
#include <string.h>
@@ -257,7 +256,7 @@ static int process_sample_event(struct machine *machine,
return -1;
}
- thread = machine__findnew_thread(machine, sample.pid, sample.pid);
+ thread = machine__findnew_thread(machine, sample.pid, sample.tid);
if (!thread) {
pr_debug("machine__findnew_thread failed\n");
return -1;
diff --git a/tools/perf/tests/dso-data.c b/tools/perf/tests/dso-data.c
index 9cc81a3eb9b..3e6cb171e3d 100644
--- a/tools/perf/tests/dso-data.c
+++ b/tools/perf/tests/dso-data.c
@@ -1,7 +1,7 @@
#include "util.h"
#include <stdlib.h>
-#include <sys/types.h>
+#include <linux/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <string.h>
diff --git a/tools/perf/tests/dwarf-unwind.c b/tools/perf/tests/dwarf-unwind.c
index c059ee81c03..108f0cd49f4 100644
--- a/tools/perf/tests/dwarf-unwind.c
+++ b/tools/perf/tests/dwarf-unwind.c
@@ -1,5 +1,5 @@
#include <linux/compiler.h>
-#include <sys/types.h>
+#include <linux/types.h>
#include <unistd.h>
#include "tests.h"
#include "debug.h"
diff --git a/tools/perf/tests/evsel-tp-sched.c b/tools/perf/tests/evsel-tp-sched.c
index 4774f7fbb75..35d7fdb2328 100644
--- a/tools/perf/tests/evsel-tp-sched.c
+++ b/tools/perf/tests/evsel-tp-sched.c
@@ -74,9 +74,6 @@ int test__perf_evsel__tp_sched_test(void)
if (perf_evsel__test_field(evsel, "prio", 4, true))
ret = -1;
- if (perf_evsel__test_field(evsel, "success", 4, true))
- ret = -1;
-
if (perf_evsel__test_field(evsel, "target_cpu", 4, true))
ret = -1;
diff --git a/tools/perf/tests/hists_common.c b/tools/perf/tests/hists_common.c
new file mode 100644
index 00000000000..e4e01aadc3b
--- /dev/null
+++ b/tools/perf/tests/hists_common.c
@@ -0,0 +1,205 @@
+#include "perf.h"
+#include "util/debug.h"
+#include "util/symbol.h"
+#include "util/sort.h"
+#include "util/evsel.h"
+#include "util/evlist.h"
+#include "util/machine.h"
+#include "util/thread.h"
+#include "tests/hists_common.h"
+
+static struct {
+ u32 pid;
+ const char *comm;
+} fake_threads[] = {
+ { 100, "perf" },
+ { 200, "perf" },
+ { 300, "bash" },
+};
+
+static struct {
+ u32 pid;
+ u64 start;
+ const char *filename;
+} fake_mmap_info[] = {
+ { 100, 0x40000, "perf" },
+ { 100, 0x50000, "libc" },
+ { 100, 0xf0000, "[kernel]" },
+ { 200, 0x40000, "perf" },
+ { 200, 0x50000, "libc" },
+ { 200, 0xf0000, "[kernel]" },
+ { 300, 0x40000, "bash" },
+ { 300, 0x50000, "libc" },
+ { 300, 0xf0000, "[kernel]" },
+};
+
+struct fake_sym {
+ u64 start;
+ u64 length;
+ const char *name;
+};
+
+static struct fake_sym perf_syms[] = {
+ { 700, 100, "main" },
+ { 800, 100, "run_command" },
+ { 900, 100, "cmd_record" },
+};
+
+static struct fake_sym bash_syms[] = {
+ { 700, 100, "main" },
+ { 800, 100, "xmalloc" },
+ { 900, 100, "xfree" },
+};
+
+static struct fake_sym libc_syms[] = {
+ { 700, 100, "malloc" },
+ { 800, 100, "free" },
+ { 900, 100, "realloc" },
+};
+
+static struct fake_sym kernel_syms[] = {
+ { 700, 100, "schedule" },
+ { 800, 100, "page_fault" },
+ { 900, 100, "sys_perf_event_open" },
+};
+
+static struct {
+ const char *dso_name;
+ struct fake_sym *syms;
+ size_t nr_syms;
+} fake_symbols[] = {
+ { "perf", perf_syms, ARRAY_SIZE(perf_syms) },
+ { "bash", bash_syms, ARRAY_SIZE(bash_syms) },
+ { "libc", libc_syms, ARRAY_SIZE(libc_syms) },
+ { "[kernel]", kernel_syms, ARRAY_SIZE(kernel_syms) },
+};
+
+struct machine *setup_fake_machine(struct machines *machines)
+{
+ struct machine *machine = machines__find(machines, HOST_KERNEL_ID);
+ size_t i;
+
+ if (machine == NULL) {
+ pr_debug("Not enough memory for machine setup\n");
+ return NULL;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(fake_threads); i++) {
+ struct thread *thread;
+
+ thread = machine__findnew_thread(machine, fake_threads[i].pid,
+ fake_threads[i].pid);
+ if (thread == NULL)
+ goto out;
+
+ thread__set_comm(thread, fake_threads[i].comm, 0);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(fake_mmap_info); i++) {
+ union perf_event fake_mmap_event = {
+ .mmap = {
+ .header = { .misc = PERF_RECORD_MISC_USER, },
+ .pid = fake_mmap_info[i].pid,
+ .tid = fake_mmap_info[i].pid,
+ .start = fake_mmap_info[i].start,
+ .len = 0x1000ULL,
+ .pgoff = 0ULL,
+ },
+ };
+
+ strcpy(fake_mmap_event.mmap.filename,
+ fake_mmap_info[i].filename);
+
+ machine__process_mmap_event(machine, &fake_mmap_event, NULL);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(fake_symbols); i++) {
+ size_t k;
+ struct dso *dso;
+
+ dso = __dsos__findnew(&machine->user_dsos,
+ fake_symbols[i].dso_name);
+ if (dso == NULL)
+ goto out;
+
+ /* emulate dso__load() */
+ dso__set_loaded(dso, MAP__FUNCTION);
+
+ for (k = 0; k < fake_symbols[i].nr_syms; k++) {
+ struct symbol *sym;
+ struct fake_sym *fsym = &fake_symbols[i].syms[k];
+
+ sym = symbol__new(fsym->start, fsym->length,
+ STB_GLOBAL, fsym->name);
+ if (sym == NULL)
+ goto out;
+
+ symbols__insert(&dso->symbols[MAP__FUNCTION], sym);
+ }
+ }
+
+ return machine;
+
+out:
+ pr_debug("Not enough memory for machine setup\n");
+ machine__delete_threads(machine);
+ machine__delete(machine);
+ return NULL;
+}
+
+void print_hists_in(struct hists *hists)
+{
+ int i = 0;
+ struct rb_root *root;
+ struct rb_node *node;
+
+ if (sort__need_collapse)
+ root = &hists->entries_collapsed;
+ else
+ root = hists->entries_in;
+
+ pr_info("----- %s --------\n", __func__);
+ node = rb_first(root);
+ while (node) {
+ struct hist_entry *he;
+
+ he = rb_entry(node, struct hist_entry, rb_node_in);
+
+ if (!he->filtered) {
+ pr_info("%2d: entry: %-8s [%-8s] %20s: period = %"PRIu64"\n",
+ i, thread__comm_str(he->thread),
+ he->ms.map->dso->short_name,
+ he->ms.sym->name, he->stat.period);
+ }
+
+ i++;
+ node = rb_next(node);
+ }
+}
+
+void print_hists_out(struct hists *hists)
+{
+ int i = 0;
+ struct rb_root *root;
+ struct rb_node *node;
+
+ root = &hists->entries;
+
+ pr_info("----- %s --------\n", __func__);
+ node = rb_first(root);
+ while (node) {
+ struct hist_entry *he;
+
+ he = rb_entry(node, struct hist_entry, rb_node);
+
+ if (!he->filtered) {
+ pr_info("%2d: entry: %8s:%5d [%-8s] %20s: period = %"PRIu64"\n",
+ i, thread__comm_str(he->thread), he->thread->tid,
+ he->ms.map->dso->short_name,
+ he->ms.sym->name, he->stat.period);
+ }
+
+ i++;
+ node = rb_next(node);
+ }
+}
diff --git a/tools/perf/tests/hists_common.h b/tools/perf/tests/hists_common.h
new file mode 100644
index 00000000000..1415ae69d7b
--- /dev/null
+++ b/tools/perf/tests/hists_common.h
@@ -0,0 +1,47 @@
+#ifndef __PERF_TESTS__HISTS_COMMON_H__
+#define __PERF_TESTS__HISTS_COMMON_H__
+
+struct machine;
+struct machines;
+
+/*
+ * The setup_fake_machine() provides a test environment which consists
+ * of 3 processes that have 3 mappings and in turn, have 3 symbols
+ * respectively. See below table:
+ *
+ * Command: Pid Shared Object Symbol
+ * ............. ............. ...................
+ * perf: 100 perf main
+ * perf: 100 perf run_command
+ * perf: 100 perf comd_record
+ * perf: 100 libc malloc
+ * perf: 100 libc free
+ * perf: 100 libc realloc
+ * perf: 100 [kernel] schedule
+ * perf: 100 [kernel] page_fault
+ * perf: 100 [kernel] sys_perf_event_open
+ * perf: 200 perf main
+ * perf: 200 perf run_command
+ * perf: 200 perf comd_record
+ * perf: 200 libc malloc
+ * perf: 200 libc free
+ * perf: 200 libc realloc
+ * perf: 200 [kernel] schedule
+ * perf: 200 [kernel] page_fault
+ * perf: 200 [kernel] sys_perf_event_open
+ * bash: 300 bash main
+ * bash: 300 bash xmalloc
+ * bash: 300 bash xfree
+ * bash: 300 libc malloc
+ * bash: 300 libc free
+ * bash: 300 libc realloc
+ * bash: 300 [kernel] schedule
+ * bash: 300 [kernel] page_fault
+ * bash: 300 [kernel] sys_perf_event_open
+ */
+struct machine *setup_fake_machine(struct machines *machines);
+
+void print_hists_in(struct hists *hists);
+void print_hists_out(struct hists *hists);
+
+#endif /* __PERF_TESTS__HISTS_COMMON_H__ */
diff --git a/tools/perf/tests/hists_filter.c b/tools/perf/tests/hists_filter.c
new file mode 100644
index 00000000000..c5ba924a358
--- /dev/null
+++ b/tools/perf/tests/hists_filter.c
@@ -0,0 +1,290 @@
+#include "perf.h"
+#include "util/debug.h"
+#include "util/symbol.h"
+#include "util/sort.h"
+#include "util/evsel.h"
+#include "util/evlist.h"
+#include "util/machine.h"
+#include "util/thread.h"
+#include "util/parse-events.h"
+#include "tests/tests.h"
+#include "tests/hists_common.h"
+
+struct sample {
+ u32 pid;
+ u64 ip;
+ struct thread *thread;
+ struct map *map;
+ struct symbol *sym;
+};
+
+/* For the numbers, see hists_common.c */
+static struct sample fake_samples[] = {
+ /* perf [kernel] schedule() */
+ { .pid = 100, .ip = 0xf0000 + 700, },
+ /* perf [perf] main() */
+ { .pid = 100, .ip = 0x40000 + 700, },
+ /* perf [libc] malloc() */
+ { .pid = 100, .ip = 0x50000 + 700, },
+ /* perf [perf] main() */
+ { .pid = 200, .ip = 0x40000 + 700, }, /* will be merged */
+ /* perf [perf] cmd_record() */
+ { .pid = 200, .ip = 0x40000 + 900, },
+ /* perf [kernel] page_fault() */
+ { .pid = 200, .ip = 0xf0000 + 800, },
+ /* bash [bash] main() */
+ { .pid = 300, .ip = 0x40000 + 700, },
+ /* bash [bash] xmalloc() */
+ { .pid = 300, .ip = 0x40000 + 800, },
+ /* bash [libc] malloc() */
+ { .pid = 300, .ip = 0x50000 + 700, },
+ /* bash [kernel] page_fault() */
+ { .pid = 300, .ip = 0xf0000 + 800, },
+};
+
+static int add_hist_entries(struct perf_evlist *evlist, struct machine *machine)
+{
+ struct perf_evsel *evsel;
+ struct addr_location al;
+ struct hist_entry *he;
+ struct perf_sample sample = { .cpu = 0, };
+ size_t i;
+
+ /*
+ * each evsel will have 10 samples but the 4th sample
+ * (perf [perf] main) will be collapsed to an existing entry
+ * so total 9 entries will be in the tree.
+ */
+ evlist__for_each(evlist, evsel) {
+ for (i = 0; i < ARRAY_SIZE(fake_samples); i++) {
+ const union perf_event event = {
+ .header = {
+ .misc = PERF_RECORD_MISC_USER,
+ },
+ };
+
+ /* make sure it has no filter at first */
+ evsel->hists.thread_filter = NULL;
+ evsel->hists.dso_filter = NULL;
+ evsel->hists.symbol_filter_str = NULL;
+
+ sample.pid = fake_samples[i].pid;
+ sample.tid = fake_samples[i].pid;
+ sample.ip = fake_samples[i].ip;
+
+ if (perf_event__preprocess_sample(&event, machine, &al,
+ &sample) < 0)
+ goto out;
+
+ he = __hists__add_entry(&evsel->hists, &al, NULL,
+ NULL, NULL, 100, 1, 0);
+ if (he == NULL)
+ goto out;
+
+ fake_samples[i].thread = al.thread;
+ fake_samples[i].map = al.map;
+ fake_samples[i].sym = al.sym;
+
+ hists__inc_nr_events(he->hists, PERF_RECORD_SAMPLE);
+ if (!he->filtered)
+ he->hists->stats.nr_non_filtered_samples++;
+ }
+ }
+
+ return 0;
+
+out:
+ pr_debug("Not enough memory for adding a hist entry\n");
+ return TEST_FAIL;
+}
+
+int test__hists_filter(void)
+{
+ int err = TEST_FAIL;
+ struct machines machines;
+ struct machine *machine;
+ struct perf_evsel *evsel;
+ struct perf_evlist *evlist = perf_evlist__new();
+
+ TEST_ASSERT_VAL("No memory", evlist);
+
+ err = parse_events(evlist, "cpu-clock");
+ if (err)
+ goto out;
+ err = parse_events(evlist, "task-clock");
+ if (err)
+ goto out;
+
+ /* default sort order (comm,dso,sym) will be used */
+ if (setup_sorting() < 0)
+ goto out;
+
+ machines__init(&machines);
+
+ /* setup threads/dso/map/symbols also */
+ machine = setup_fake_machine(&machines);
+ if (!machine)
+ goto out;
+
+ if (verbose > 1)
+ machine__fprintf(machine, stderr);
+
+ /* process sample events */
+ err = add_hist_entries(evlist, machine);
+ if (err < 0)
+ goto out;
+
+ evlist__for_each(evlist, evsel) {
+ struct hists *hists = &evsel->hists;
+
+ hists__collapse_resort(hists, NULL);
+ hists__output_resort(hists);
+
+ if (verbose > 2) {
+ pr_info("Normal histogram\n");
+ print_hists_out(hists);
+ }
+
+ TEST_ASSERT_VAL("Invalid nr samples",
+ hists->stats.nr_events[PERF_RECORD_SAMPLE] == 10);
+ TEST_ASSERT_VAL("Invalid nr hist entries",
+ hists->nr_entries == 9);
+ TEST_ASSERT_VAL("Invalid total period",
+ hists->stats.total_period == 1000);
+ TEST_ASSERT_VAL("Unmatched nr samples",
+ hists->stats.nr_events[PERF_RECORD_SAMPLE] ==
+ hists->stats.nr_non_filtered_samples);
+ TEST_ASSERT_VAL("Unmatched nr hist entries",
+ hists->nr_entries == hists->nr_non_filtered_entries);
+ TEST_ASSERT_VAL("Unmatched total period",
+ hists->stats.total_period ==
+ hists->stats.total_non_filtered_period);
+
+ /* now applying thread filter for 'bash' */
+ evsel->hists.thread_filter = fake_samples[9].thread;
+ hists__filter_by_thread(hists);
+
+ if (verbose > 2) {
+ pr_info("Histogram for thread filter\n");
+ print_hists_out(hists);
+ }
+
+ /* normal stats should be invariant */
+ TEST_ASSERT_VAL("Invalid nr samples",
+ hists->stats.nr_events[PERF_RECORD_SAMPLE] == 10);
+ TEST_ASSERT_VAL("Invalid nr hist entries",
+ hists->nr_entries == 9);
+ TEST_ASSERT_VAL("Invalid total period",
+ hists->stats.total_period == 1000);
+
+ /* but filter stats are changed */
+ TEST_ASSERT_VAL("Unmatched nr samples for thread filter",
+ hists->stats.nr_non_filtered_samples == 4);
+ TEST_ASSERT_VAL("Unmatched nr hist entries for thread filter",
+ hists->nr_non_filtered_entries == 4);
+ TEST_ASSERT_VAL("Unmatched total period for thread filter",
+ hists->stats.total_non_filtered_period == 400);
+
+ /* remove thread filter first */
+ evsel->hists.thread_filter = NULL;
+ hists__filter_by_thread(hists);
+
+ /* now applying dso filter for 'kernel' */
+ evsel->hists.dso_filter = fake_samples[0].map->dso;
+ hists__filter_by_dso(hists);
+
+ if (verbose > 2) {
+ pr_info("Histogram for dso filter\n");
+ print_hists_out(hists);
+ }
+
+ /* normal stats should be invariant */
+ TEST_ASSERT_VAL("Invalid nr samples",
+ hists->stats.nr_events[PERF_RECORD_SAMPLE] == 10);
+ TEST_ASSERT_VAL("Invalid nr hist entries",
+ hists->nr_entries == 9);
+ TEST_ASSERT_VAL("Invalid total period",
+ hists->stats.total_period == 1000);
+
+ /* but filter stats are changed */
+ TEST_ASSERT_VAL("Unmatched nr samples for dso filter",
+ hists->stats.nr_non_filtered_samples == 3);
+ TEST_ASSERT_VAL("Unmatched nr hist entries for dso filter",
+ hists->nr_non_filtered_entries == 3);
+ TEST_ASSERT_VAL("Unmatched total period for dso filter",
+ hists->stats.total_non_filtered_period == 300);
+
+ /* remove dso filter first */
+ evsel->hists.dso_filter = NULL;
+ hists__filter_by_dso(hists);
+
+ /*
+ * now applying symbol filter for 'main'. Also note that
+ * there's 3 samples that have 'main' symbol but the 4th
+ * entry of fake_samples was collapsed already so it won't
+ * be counted as a separate entry but the sample count and
+ * total period will be remained.
+ */
+ evsel->hists.symbol_filter_str = "main";
+ hists__filter_by_symbol(hists);
+
+ if (verbose > 2) {
+ pr_info("Histogram for symbol filter\n");
+ print_hists_out(hists);
+ }
+
+ /* normal stats should be invariant */
+ TEST_ASSERT_VAL("Invalid nr samples",
+ hists->stats.nr_events[PERF_RECORD_SAMPLE] == 10);
+ TEST_ASSERT_VAL("Invalid nr hist entries",
+ hists->nr_entries == 9);
+ TEST_ASSERT_VAL("Invalid total period",
+ hists->stats.total_period == 1000);
+
+ /* but filter stats are changed */
+ TEST_ASSERT_VAL("Unmatched nr samples for symbol filter",
+ hists->stats.nr_non_filtered_samples == 3);
+ TEST_ASSERT_VAL("Unmatched nr hist entries for symbol filter",
+ hists->nr_non_filtered_entries == 2);
+ TEST_ASSERT_VAL("Unmatched total period for symbol filter",
+ hists->stats.total_non_filtered_period == 300);
+
+ /* now applying all filters at once. */
+ evsel->hists.thread_filter = fake_samples[1].thread;
+ evsel->hists.dso_filter = fake_samples[1].map->dso;
+ hists__filter_by_thread(hists);
+ hists__filter_by_dso(hists);
+
+ if (verbose > 2) {
+ pr_info("Histogram for all filters\n");
+ print_hists_out(hists);
+ }
+
+ /* normal stats should be invariant */
+ TEST_ASSERT_VAL("Invalid nr samples",
+ hists->stats.nr_events[PERF_RECORD_SAMPLE] == 10);
+ TEST_ASSERT_VAL("Invalid nr hist entries",
+ hists->nr_entries == 9);
+ TEST_ASSERT_VAL("Invalid total period",
+ hists->stats.total_period == 1000);
+
+ /* but filter stats are changed */
+ TEST_ASSERT_VAL("Unmatched nr samples for all filter",
+ hists->stats.nr_non_filtered_samples == 2);
+ TEST_ASSERT_VAL("Unmatched nr hist entries for all filter",
+ hists->nr_non_filtered_entries == 1);
+ TEST_ASSERT_VAL("Unmatched total period for all filter",
+ hists->stats.total_non_filtered_period == 200);
+ }
+
+
+ err = TEST_OK;
+
+out:
+ /* tear down everything */
+ perf_evlist__delete(evlist);
+ reset_output_field();
+ machines__exit(&machines);
+
+ return err;
+}
diff --git a/tools/perf/tests/hists_link.c b/tools/perf/tests/hists_link.c
index 7ccbc7b6ae7..5ffa2c3eb77 100644
--- a/tools/perf/tests/hists_link.c
+++ b/tools/perf/tests/hists_link.c
@@ -8,145 +8,7 @@
#include "machine.h"
#include "thread.h"
#include "parse-events.h"
-
-static struct {
- u32 pid;
- const char *comm;
-} fake_threads[] = {
- { 100, "perf" },
- { 200, "perf" },
- { 300, "bash" },
-};
-
-static struct {
- u32 pid;
- u64 start;
- const char *filename;
-} fake_mmap_info[] = {
- { 100, 0x40000, "perf" },
- { 100, 0x50000, "libc" },
- { 100, 0xf0000, "[kernel]" },
- { 200, 0x40000, "perf" },
- { 200, 0x50000, "libc" },
- { 200, 0xf0000, "[kernel]" },
- { 300, 0x40000, "bash" },
- { 300, 0x50000, "libc" },
- { 300, 0xf0000, "[kernel]" },
-};
-
-struct fake_sym {
- u64 start;
- u64 length;
- const char *name;
-};
-
-static struct fake_sym perf_syms[] = {
- { 700, 100, "main" },
- { 800, 100, "run_command" },
- { 900, 100, "cmd_record" },
-};
-
-static struct fake_sym bash_syms[] = {
- { 700, 100, "main" },
- { 800, 100, "xmalloc" },
- { 900, 100, "xfree" },
-};
-
-static struct fake_sym libc_syms[] = {
- { 700, 100, "malloc" },
- { 800, 100, "free" },
- { 900, 100, "realloc" },
-};
-
-static struct fake_sym kernel_syms[] = {
- { 700, 100, "schedule" },
- { 800, 100, "page_fault" },
- { 900, 100, "sys_perf_event_open" },
-};
-
-static struct {
- const char *dso_name;
- struct fake_sym *syms;
- size_t nr_syms;
-} fake_symbols[] = {
- { "perf", perf_syms, ARRAY_SIZE(perf_syms) },
- { "bash", bash_syms, ARRAY_SIZE(bash_syms) },
- { "libc", libc_syms, ARRAY_SIZE(libc_syms) },
- { "[kernel]", kernel_syms, ARRAY_SIZE(kernel_syms) },
-};
-
-static struct machine *setup_fake_machine(struct machines *machines)
-{
- struct machine *machine = machines__find(machines, HOST_KERNEL_ID);
- size_t i;
-
- if (machine == NULL) {
- pr_debug("Not enough memory for machine setup\n");
- return NULL;
- }
-
- for (i = 0; i < ARRAY_SIZE(fake_threads); i++) {
- struct thread *thread;
-
- thread = machine__findnew_thread(machine, fake_threads[i].pid,
- fake_threads[i].pid);
- if (thread == NULL)
- goto out;
-
- thread__set_comm(thread, fake_threads[i].comm, 0);
- }
-
- for (i = 0; i < ARRAY_SIZE(fake_mmap_info); i++) {
- union perf_event fake_mmap_event = {
- .mmap = {
- .header = { .misc = PERF_RECORD_MISC_USER, },
- .pid = fake_mmap_info[i].pid,
- .tid = fake_mmap_info[i].pid,
- .start = fake_mmap_info[i].start,
- .len = 0x1000ULL,
- .pgoff = 0ULL,
- },
- };
-
- strcpy(fake_mmap_event.mmap.filename,
- fake_mmap_info[i].filename);
-
- machine__process_mmap_event(machine, &fake_mmap_event, NULL);
- }
-
- for (i = 0; i < ARRAY_SIZE(fake_symbols); i++) {
- size_t k;
- struct dso *dso;
-
- dso = __dsos__findnew(&machine->user_dsos,
- fake_symbols[i].dso_name);
- if (dso == NULL)
- goto out;
-
- /* emulate dso__load() */
- dso__set_loaded(dso, MAP__FUNCTION);
-
- for (k = 0; k < fake_symbols[i].nr_syms; k++) {
- struct symbol *sym;
- struct fake_sym *fsym = &fake_symbols[i].syms[k];
-
- sym = symbol__new(fsym->start, fsym->length,
- STB_GLOBAL, fsym->name);
- if (sym == NULL)
- goto out;
-
- symbols__insert(&dso->symbols[MAP__FUNCTION], sym);
- }
- }
-
- return machine;
-
-out:
- pr_debug("Not enough memory for machine setup\n");
- machine__delete_threads(machine);
- machine__delete(machine);
- return NULL;
-}
+#include "hists_common.h"
struct sample {
u32 pid;
@@ -156,6 +18,7 @@ struct sample {
struct symbol *sym;
};
+/* For the numbers, see hists_common.c */
static struct sample fake_common_samples[] = {
/* perf [kernel] schedule() */
{ .pid = 100, .ip = 0xf0000 + 700, },
@@ -218,6 +81,7 @@ static int add_hist_entries(struct perf_evlist *evlist, struct machine *machine)
};
sample.pid = fake_common_samples[k].pid;
+ sample.tid = fake_common_samples[k].pid;
sample.ip = fake_common_samples[k].ip;
if (perf_event__preprocess_sample(&event, machine, &al,
&sample) < 0)
@@ -241,6 +105,7 @@ static int add_hist_entries(struct perf_evlist *evlist, struct machine *machine)
};
sample.pid = fake_samples[i][k].pid;
+ sample.tid = fake_samples[i][k].pid;
sample.ip = fake_samples[i][k].ip;
if (perf_event__preprocess_sample(&event, machine, &al,
&sample) < 0)
@@ -403,33 +268,6 @@ static int validate_link(struct hists *leader, struct hists *other)
return __validate_link(leader, 0) || __validate_link(other, 1);
}
-static void print_hists(struct hists *hists)
-{
- int i = 0;
- struct rb_root *root;
- struct rb_node *node;
-
- if (sort__need_collapse)
- root = &hists->entries_collapsed;
- else
- root = hists->entries_in;
-
- pr_info("----- %s --------\n", __func__);
- node = rb_first(root);
- while (node) {
- struct hist_entry *he;
-
- he = rb_entry(node, struct hist_entry, rb_node_in);
-
- pr_info("%2d: entry: %-8s [%-8s] %20s: period = %"PRIu64"\n",
- i, thread__comm_str(he->thread), he->ms.map->dso->short_name,
- he->ms.sym->name, he->stat.period);
-
- i++;
- node = rb_next(node);
- }
-}
-
int test__hists_link(void)
{
int err = -1;
@@ -471,7 +309,7 @@ int test__hists_link(void)
hists__collapse_resort(&evsel->hists, NULL);
if (verbose > 2)
- print_hists(&evsel->hists);
+ print_hists_in(&evsel->hists);
}
first = perf_evlist__first(evlist);
@@ -494,6 +332,7 @@ int test__hists_link(void)
out:
/* tear down everything */
perf_evlist__delete(evlist);
+ reset_output_field();
machines__exit(&machines);
return err;
diff --git a/tools/perf/tests/hists_output.c b/tools/perf/tests/hists_output.c
new file mode 100644
index 00000000000..a1685055179
--- /dev/null
+++ b/tools/perf/tests/hists_output.c
@@ -0,0 +1,618 @@
+#include "perf.h"
+#include "util/debug.h"
+#include "util/symbol.h"
+#include "util/sort.h"
+#include "util/evsel.h"
+#include "util/evlist.h"
+#include "util/machine.h"
+#include "util/thread.h"
+#include "util/parse-events.h"
+#include "tests/tests.h"
+#include "tests/hists_common.h"
+
+struct sample {
+ u32 cpu;
+ u32 pid;
+ u64 ip;
+ struct thread *thread;
+ struct map *map;
+ struct symbol *sym;
+};
+
+/* For the numbers, see hists_common.c */
+static struct sample fake_samples[] = {
+ /* perf [kernel] schedule() */
+ { .cpu = 0, .pid = 100, .ip = 0xf0000 + 700, },
+ /* perf [perf] main() */
+ { .cpu = 1, .pid = 100, .ip = 0x40000 + 700, },
+ /* perf [perf] cmd_record() */
+ { .cpu = 1, .pid = 100, .ip = 0x40000 + 900, },
+ /* perf [libc] malloc() */
+ { .cpu = 1, .pid = 100, .ip = 0x50000 + 700, },
+ /* perf [libc] free() */
+ { .cpu = 2, .pid = 100, .ip = 0x50000 + 800, },
+ /* perf [perf] main() */
+ { .cpu = 2, .pid = 200, .ip = 0x40000 + 700, },
+ /* perf [kernel] page_fault() */
+ { .cpu = 2, .pid = 200, .ip = 0xf0000 + 800, },
+ /* bash [bash] main() */
+ { .cpu = 3, .pid = 300, .ip = 0x40000 + 700, },
+ /* bash [bash] xmalloc() */
+ { .cpu = 0, .pid = 300, .ip = 0x40000 + 800, },
+ /* bash [kernel] page_fault() */
+ { .cpu = 1, .pid = 300, .ip = 0xf0000 + 800, },
+};
+
+static int add_hist_entries(struct hists *hists, struct machine *machine)
+{
+ struct addr_location al;
+ struct hist_entry *he;
+ struct perf_sample sample = { .period = 100, };
+ size_t i;
+
+ for (i = 0; i < ARRAY_SIZE(fake_samples); i++) {
+ const union perf_event event = {
+ .header = {
+ .misc = PERF_RECORD_MISC_USER,
+ },
+ };
+
+ sample.cpu = fake_samples[i].cpu;
+ sample.pid = fake_samples[i].pid;
+ sample.tid = fake_samples[i].pid;
+ sample.ip = fake_samples[i].ip;
+
+ if (perf_event__preprocess_sample(&event, machine, &al,
+ &sample) < 0)
+ goto out;
+
+ he = __hists__add_entry(hists, &al, NULL, NULL, NULL,
+ sample.period, 1, 0);
+ if (he == NULL)
+ goto out;
+
+ fake_samples[i].thread = al.thread;
+ fake_samples[i].map = al.map;
+ fake_samples[i].sym = al.sym;
+ }
+
+ return TEST_OK;
+
+out:
+ pr_debug("Not enough memory for adding a hist entry\n");
+ return TEST_FAIL;
+}
+
+static void del_hist_entries(struct hists *hists)
+{
+ struct hist_entry *he;
+ struct rb_root *root_in;
+ struct rb_root *root_out;
+ struct rb_node *node;
+
+ if (sort__need_collapse)
+ root_in = &hists->entries_collapsed;
+ else
+ root_in = hists->entries_in;
+
+ root_out = &hists->entries;
+
+ while (!RB_EMPTY_ROOT(root_out)) {
+ node = rb_first(root_out);
+
+ he = rb_entry(node, struct hist_entry, rb_node);
+ rb_erase(node, root_out);
+ rb_erase(&he->rb_node_in, root_in);
+ hist_entry__free(he);
+ }
+}
+
+typedef int (*test_fn_t)(struct perf_evsel *, struct machine *);
+
+#define COMM(he) (thread__comm_str(he->thread))
+#define DSO(he) (he->ms.map->dso->short_name)
+#define SYM(he) (he->ms.sym->name)
+#define CPU(he) (he->cpu)
+#define PID(he) (he->thread->tid)
+
+/* default sort keys (no field) */
+static int test1(struct perf_evsel *evsel, struct machine *machine)
+{
+ int err;
+ struct hists *hists = &evsel->hists;
+ struct hist_entry *he;
+ struct rb_root *root;
+ struct rb_node *node;
+
+ field_order = NULL;
+ sort_order = NULL; /* equivalent to sort_order = "comm,dso,sym" */
+
+ setup_sorting();
+
+ /*
+ * expected output:
+ *
+ * Overhead Command Shared Object Symbol
+ * ======== ======= ============= ==============
+ * 20.00% perf perf [.] main
+ * 10.00% bash [kernel] [k] page_fault
+ * 10.00% bash bash [.] main
+ * 10.00% bash bash [.] xmalloc
+ * 10.00% perf [kernel] [k] page_fault
+ * 10.00% perf [kernel] [k] schedule
+ * 10.00% perf libc [.] free
+ * 10.00% perf libc [.] malloc
+ * 10.00% perf perf [.] cmd_record
+ */
+ err = add_hist_entries(hists, machine);
+ if (err < 0)
+ goto out;
+
+ hists__collapse_resort(hists, NULL);
+ hists__output_resort(hists);
+
+ if (verbose > 2) {
+ pr_info("[fields = %s, sort = %s]\n", field_order, sort_order);
+ print_hists_out(hists);
+ }
+
+ root = &evsel->hists.entries;
+ node = rb_first(root);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "perf") &&
+ !strcmp(SYM(he), "main") && he->stat.period == 200);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(COMM(he), "bash") && !strcmp(DSO(he), "[kernel]") &&
+ !strcmp(SYM(he), "page_fault") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(COMM(he), "bash") && !strcmp(DSO(he), "bash") &&
+ !strcmp(SYM(he), "main") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(COMM(he), "bash") && !strcmp(DSO(he), "bash") &&
+ !strcmp(SYM(he), "xmalloc") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "[kernel]") &&
+ !strcmp(SYM(he), "page_fault") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "[kernel]") &&
+ !strcmp(SYM(he), "schedule") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "libc") &&
+ !strcmp(SYM(he), "free") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "libc") &&
+ !strcmp(SYM(he), "malloc") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "perf") &&
+ !strcmp(SYM(he), "cmd_record") && he->stat.period == 100);
+
+out:
+ del_hist_entries(hists);
+ reset_output_field();
+ return err;
+}
+
+/* mixed fields and sort keys */
+static int test2(struct perf_evsel *evsel, struct machine *machine)
+{
+ int err;
+ struct hists *hists = &evsel->hists;
+ struct hist_entry *he;
+ struct rb_root *root;
+ struct rb_node *node;
+
+ field_order = "overhead,cpu";
+ sort_order = "pid";
+
+ setup_sorting();
+
+ /*
+ * expected output:
+ *
+ * Overhead CPU Command: Pid
+ * ======== === =============
+ * 30.00% 1 perf : 100
+ * 10.00% 0 perf : 100
+ * 10.00% 2 perf : 100
+ * 20.00% 2 perf : 200
+ * 10.00% 0 bash : 300
+ * 10.00% 1 bash : 300
+ * 10.00% 3 bash : 300
+ */
+ err = add_hist_entries(hists, machine);
+ if (err < 0)
+ goto out;
+
+ hists__collapse_resort(hists, NULL);
+ hists__output_resort(hists);
+
+ if (verbose > 2) {
+ pr_info("[fields = %s, sort = %s]\n", field_order, sort_order);
+ print_hists_out(hists);
+ }
+
+ root = &evsel->hists.entries;
+ node = rb_first(root);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ CPU(he) == 1 && PID(he) == 100 && he->stat.period == 300);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ CPU(he) == 0 && PID(he) == 100 && he->stat.period == 100);
+
+out:
+ del_hist_entries(hists);
+ reset_output_field();
+ return err;
+}
+
+/* fields only (no sort key) */
+static int test3(struct perf_evsel *evsel, struct machine *machine)
+{
+ int err;
+ struct hists *hists = &evsel->hists;
+ struct hist_entry *he;
+ struct rb_root *root;
+ struct rb_node *node;
+
+ field_order = "comm,overhead,dso";
+ sort_order = NULL;
+
+ setup_sorting();
+
+ /*
+ * expected output:
+ *
+ * Command Overhead Shared Object
+ * ======= ======== =============
+ * bash 20.00% bash
+ * bash 10.00% [kernel]
+ * perf 30.00% perf
+ * perf 20.00% [kernel]
+ * perf 20.00% libc
+ */
+ err = add_hist_entries(hists, machine);
+ if (err < 0)
+ goto out;
+
+ hists__collapse_resort(hists, NULL);
+ hists__output_resort(hists);
+
+ if (verbose > 2) {
+ pr_info("[fields = %s, sort = %s]\n", field_order, sort_order);
+ print_hists_out(hists);
+ }
+
+ root = &evsel->hists.entries;
+ node = rb_first(root);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(COMM(he), "bash") && !strcmp(DSO(he), "bash") &&
+ he->stat.period == 200);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(COMM(he), "bash") && !strcmp(DSO(he), "[kernel]") &&
+ he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "perf") &&
+ he->stat.period == 300);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "[kernel]") &&
+ he->stat.period == 200);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "libc") &&
+ he->stat.period == 200);
+
+out:
+ del_hist_entries(hists);
+ reset_output_field();
+ return err;
+}
+
+/* handle duplicate 'dso' field */
+static int test4(struct perf_evsel *evsel, struct machine *machine)
+{
+ int err;
+ struct hists *hists = &evsel->hists;
+ struct hist_entry *he;
+ struct rb_root *root;
+ struct rb_node *node;
+
+ field_order = "dso,sym,comm,overhead,dso";
+ sort_order = "sym";
+
+ setup_sorting();
+
+ /*
+ * expected output:
+ *
+ * Shared Object Symbol Command Overhead
+ * ============= ============== ======= ========
+ * perf [.] cmd_record perf 10.00%
+ * libc [.] free perf 10.00%
+ * bash [.] main bash 10.00%
+ * perf [.] main perf 20.00%
+ * libc [.] malloc perf 10.00%
+ * [kernel] [k] page_fault bash 10.00%
+ * [kernel] [k] page_fault perf 10.00%
+ * [kernel] [k] schedule perf 10.00%
+ * bash [.] xmalloc bash 10.00%
+ */
+ err = add_hist_entries(hists, machine);
+ if (err < 0)
+ goto out;
+
+ hists__collapse_resort(hists, NULL);
+ hists__output_resort(hists);
+
+ if (verbose > 2) {
+ pr_info("[fields = %s, sort = %s]\n", field_order, sort_order);
+ print_hists_out(hists);
+ }
+
+ root = &evsel->hists.entries;
+ node = rb_first(root);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(DSO(he), "perf") && !strcmp(SYM(he), "cmd_record") &&
+ !strcmp(COMM(he), "perf") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(DSO(he), "libc") && !strcmp(SYM(he), "free") &&
+ !strcmp(COMM(he), "perf") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(DSO(he), "bash") && !strcmp(SYM(he), "main") &&
+ !strcmp(COMM(he), "bash") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(DSO(he), "perf") && !strcmp(SYM(he), "main") &&
+ !strcmp(COMM(he), "perf") && he->stat.period == 200);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(DSO(he), "libc") && !strcmp(SYM(he), "malloc") &&
+ !strcmp(COMM(he), "perf") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(DSO(he), "[kernel]") && !strcmp(SYM(he), "page_fault") &&
+ !strcmp(COMM(he), "bash") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(DSO(he), "[kernel]") && !strcmp(SYM(he), "page_fault") &&
+ !strcmp(COMM(he), "perf") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(DSO(he), "[kernel]") && !strcmp(SYM(he), "schedule") &&
+ !strcmp(COMM(he), "perf") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ !strcmp(DSO(he), "bash") && !strcmp(SYM(he), "xmalloc") &&
+ !strcmp(COMM(he), "bash") && he->stat.period == 100);
+
+out:
+ del_hist_entries(hists);
+ reset_output_field();
+ return err;
+}
+
+/* full sort keys w/o overhead field */
+static int test5(struct perf_evsel *evsel, struct machine *machine)
+{
+ int err;
+ struct hists *hists = &evsel->hists;
+ struct hist_entry *he;
+ struct rb_root *root;
+ struct rb_node *node;
+
+ field_order = "cpu,pid,comm,dso,sym";
+ sort_order = "dso,pid";
+
+ setup_sorting();
+
+ /*
+ * expected output:
+ *
+ * CPU Command: Pid Command Shared Object Symbol
+ * === ============= ======= ============= ==============
+ * 0 perf: 100 perf [kernel] [k] schedule
+ * 2 perf: 200 perf [kernel] [k] page_fault
+ * 1 bash: 300 bash [kernel] [k] page_fault
+ * 0 bash: 300 bash bash [.] xmalloc
+ * 3 bash: 300 bash bash [.] main
+ * 1 perf: 100 perf libc [.] malloc
+ * 2 perf: 100 perf libc [.] free
+ * 1 perf: 100 perf perf [.] cmd_record
+ * 1 perf: 100 perf perf [.] main
+ * 2 perf: 200 perf perf [.] main
+ */
+ err = add_hist_entries(hists, machine);
+ if (err < 0)
+ goto out;
+
+ hists__collapse_resort(hists, NULL);
+ hists__output_resort(hists);
+
+ if (verbose > 2) {
+ pr_info("[fields = %s, sort = %s]\n", field_order, sort_order);
+ print_hists_out(hists);
+ }
+
+ root = &evsel->hists.entries;
+ node = rb_first(root);
+ he = rb_entry(node, struct hist_entry, rb_node);
+
+ TEST_ASSERT_VAL("Invalid hist entry",
+ CPU(he) == 0 && PID(he) == 100 &&
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "[kernel]") &&
+ !strcmp(SYM(he), "schedule") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ CPU(he) == 2 && PID(he) == 200 &&
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "[kernel]") &&
+ !strcmp(SYM(he), "page_fault") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ CPU(he) == 1 && PID(he) == 300 &&
+ !strcmp(COMM(he), "bash") && !strcmp(DSO(he), "[kernel]") &&
+ !strcmp(SYM(he), "page_fault") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ CPU(he) == 0 && PID(he) == 300 &&
+ !strcmp(COMM(he), "bash") && !strcmp(DSO(he), "bash") &&
+ !strcmp(SYM(he), "xmalloc") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ CPU(he) == 3 && PID(he) == 300 &&
+ !strcmp(COMM(he), "bash") && !strcmp(DSO(he), "bash") &&
+ !strcmp(SYM(he), "main") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ CPU(he) == 1 && PID(he) == 100 &&
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "libc") &&
+ !strcmp(SYM(he), "malloc") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ CPU(he) == 2 && PID(he) == 100 &&
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "libc") &&
+ !strcmp(SYM(he), "free") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ CPU(he) == 1 && PID(he) == 100 &&
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "perf") &&
+ !strcmp(SYM(he), "cmd_record") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ CPU(he) == 1 && PID(he) == 100 &&
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "perf") &&
+ !strcmp(SYM(he), "main") && he->stat.period == 100);
+
+ node = rb_next(node);
+ he = rb_entry(node, struct hist_entry, rb_node);
+ TEST_ASSERT_VAL("Invalid hist entry",
+ CPU(he) == 2 && PID(he) == 200 &&
+ !strcmp(COMM(he), "perf") && !strcmp(DSO(he), "perf") &&
+ !strcmp(SYM(he), "main") && he->stat.period == 100);
+
+out:
+ del_hist_entries(hists);
+ reset_output_field();
+ return err;
+}
+
+int test__hists_output(void)
+{
+ int err = TEST_FAIL;
+ struct machines machines;
+ struct machine *machine;
+ struct perf_evsel *evsel;
+ struct perf_evlist *evlist = perf_evlist__new();
+ size_t i;
+ test_fn_t testcases[] = {
+ test1,
+ test2,
+ test3,
+ test4,
+ test5,
+ };
+
+ TEST_ASSERT_VAL("No memory", evlist);
+
+ err = parse_events(evlist, "cpu-clock");
+ if (err)
+ goto out;
+
+ machines__init(&machines);
+
+ /* setup threads/dso/map/symbols also */
+ machine = setup_fake_machine(&machines);
+ if (!machine)
+ goto out;
+
+ if (verbose > 1)
+ machine__fprintf(machine, stderr);
+
+ evsel = perf_evlist__first(evlist);
+
+ for (i = 0; i < ARRAY_SIZE(testcases); i++) {
+ err = testcases[i](evsel, machine);
+ if (err < 0)
+ break;
+ }
+
+out:
+ /* tear down everything */
+ perf_evlist__delete(evlist);
+ machines__exit(&machines);
+
+ return err;
+}
diff --git a/tools/perf/tests/keep-tracking.c b/tools/perf/tests/keep-tracking.c
index 497957f269d..7a5ab7b0b8f 100644
--- a/tools/perf/tests/keep-tracking.c
+++ b/tools/perf/tests/keep-tracking.c
@@ -1,4 +1,4 @@
-#include <sys/types.h>
+#include <linux/types.h>
#include <unistd.h>
#include <sys/prctl.h>
diff --git a/tools/perf/tests/make b/tools/perf/tests/make
index 5daeae1cb4c..2f92d6e7ee0 100644
--- a/tools/perf/tests/make
+++ b/tools/perf/tests/make
@@ -46,6 +46,7 @@ make_install_man := install-man
make_install_html := install-html
make_install_info := install-info
make_install_pdf := install-pdf
+make_static := LDFLAGS=-static
# all the NO_* variable combined
make_minimal := NO_LIBPERL=1 NO_LIBPYTHON=1 NO_NEWT=1 NO_GTK2=1
@@ -87,6 +88,7 @@ run += make_install_bin
# run += make_install_info
# run += make_install_pdf
run += make_minimal
+run += make_static
ifneq ($(call has,ctags),)
run += make_tags
diff --git a/tools/perf/tests/mmap-thread-lookup.c b/tools/perf/tests/mmap-thread-lookup.c
new file mode 100644
index 00000000000..4a456fef66c
--- /dev/null
+++ b/tools/perf/tests/mmap-thread-lookup.c
@@ -0,0 +1,233 @@
+#include <unistd.h>
+#include <sys/syscall.h>
+#include <sys/types.h>
+#include <sys/mman.h>
+#include <pthread.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include "debug.h"
+#include "tests.h"
+#include "machine.h"
+#include "thread_map.h"
+#include "symbol.h"
+#include "thread.h"
+
+#define THREADS 4
+
+static int go_away;
+
+struct thread_data {
+ pthread_t pt;
+ pid_t tid;
+ void *map;
+ int ready[2];
+};
+
+static struct thread_data threads[THREADS];
+
+static int thread_init(struct thread_data *td)
+{
+ void *map;
+
+ map = mmap(NULL, page_size,
+ PROT_READ|PROT_WRITE|PROT_EXEC,
+ MAP_SHARED|MAP_ANONYMOUS, -1, 0);
+
+ if (map == MAP_FAILED) {
+ perror("mmap failed");
+ return -1;
+ }
+
+ td->map = map;
+ td->tid = syscall(SYS_gettid);
+
+ pr_debug("tid = %d, map = %p\n", td->tid, map);
+ return 0;
+}
+
+static void *thread_fn(void *arg)
+{
+ struct thread_data *td = arg;
+ ssize_t ret;
+ int go;
+
+ if (thread_init(td))
+ return NULL;
+
+ /* Signal thread_create thread is initialized. */
+ ret = write(td->ready[1], &go, sizeof(int));
+ if (ret != sizeof(int)) {
+ pr_err("failed to notify\n");
+ return NULL;
+ }
+
+ while (!go_away) {
+ /* Waiting for main thread to kill us. */
+ usleep(100);
+ }
+
+ munmap(td->map, page_size);
+ return NULL;
+}
+
+static int thread_create(int i)
+{
+ struct thread_data *td = &threads[i];
+ int err, go;
+
+ if (pipe(td->ready))
+ return -1;
+
+ err = pthread_create(&td->pt, NULL, thread_fn, td);
+ if (!err) {
+ /* Wait for thread initialization. */
+ ssize_t ret = read(td->ready[0], &go, sizeof(int));
+ err = ret != sizeof(int);
+ }
+
+ close(td->ready[0]);
+ close(td->ready[1]);
+ return err;
+}
+
+static int threads_create(void)
+{
+ struct thread_data *td0 = &threads[0];
+ int i, err = 0;
+
+ go_away = 0;
+
+ /* 0 is main thread */
+ if (thread_init(td0))
+ return -1;
+
+ for (i = 1; !err && i < THREADS; i++)
+ err = thread_create(i);
+
+ return err;
+}
+
+static int threads_destroy(void)
+{
+ struct thread_data *td0 = &threads[0];
+ int i, err = 0;
+
+ /* cleanup the main thread */
+ munmap(td0->map, page_size);
+
+ go_away = 1;
+
+ for (i = 1; !err && i < THREADS; i++)
+ err = pthread_join(threads[i].pt, NULL);
+
+ return err;
+}
+
+typedef int (*synth_cb)(struct machine *machine);
+
+static int synth_all(struct machine *machine)
+{
+ return perf_event__synthesize_threads(NULL,
+ perf_event__process,
+ machine, 0);
+}
+
+static int synth_process(struct machine *machine)
+{
+ struct thread_map *map;
+ int err;
+
+ map = thread_map__new_by_pid(getpid());
+
+ err = perf_event__synthesize_thread_map(NULL, map,
+ perf_event__process,
+ machine, 0);
+
+ thread_map__delete(map);
+ return err;
+}
+
+static int mmap_events(synth_cb synth)
+{
+ struct machines machines;
+ struct machine *machine;
+ int err, i;
+
+ /*
+ * The threads_create will not return before all threads
+ * are spawned and all created memory map.
+ *
+ * They will loop until threads_destroy is called, so we
+ * can safely run synthesizing function.
+ */
+ TEST_ASSERT_VAL("failed to create threads", !threads_create());
+
+ machines__init(&machines);
+ machine = &machines.host;
+
+ dump_trace = verbose > 1 ? 1 : 0;
+
+ err = synth(machine);
+
+ dump_trace = 0;
+
+ TEST_ASSERT_VAL("failed to destroy threads", !threads_destroy());
+ TEST_ASSERT_VAL("failed to synthesize maps", !err);
+
+ /*
+ * All data is synthesized, try to find map for each
+ * thread object.
+ */
+ for (i = 0; i < THREADS; i++) {
+ struct thread_data *td = &threads[i];
+ struct addr_location al;
+ struct thread *thread;
+
+ thread = machine__findnew_thread(machine, getpid(), td->tid);
+
+ pr_debug("looking for map %p\n", td->map);
+
+ thread__find_addr_map(thread, machine,
+ PERF_RECORD_MISC_USER, MAP__FUNCTION,
+ (unsigned long) (td->map + 1), &al);
+
+ if (!al.map) {
+ pr_debug("failed, couldn't find map\n");
+ err = -1;
+ break;
+ }
+
+ pr_debug("map %p, addr %" PRIx64 "\n", al.map, al.map->start);
+ }
+
+ machine__delete_threads(machine);
+ machines__exit(&machines);
+ return err;
+}
+
+/*
+ * This test creates 'THREADS' number of threads (including
+ * main thread) and each thread creates memory map.
+ *
+ * When threads are created, we synthesize them with both
+ * (separate tests):
+ * perf_event__synthesize_thread_map (process based)
+ * perf_event__synthesize_threads (global)
+ *
+ * We test we can find all memory maps via:
+ * thread__find_addr_map
+ *
+ * by using all thread objects.
+ */
+int test__mmap_thread_lookup(void)
+{
+ /* perf_event__synthesize_threads synthesize */
+ TEST_ASSERT_VAL("failed with sythesizing all",
+ !mmap_events(synth_all));
+
+ /* perf_event__synthesize_thread_map synthesize */
+ TEST_ASSERT_VAL("failed with sythesizing process",
+ !mmap_events(synth_process));
+
+ return 0;
+}
diff --git a/tools/perf/tests/parse-events.c b/tools/perf/tests/parse-events.c
index 8605ff5572a..deba66955f8 100644
--- a/tools/perf/tests/parse-events.c
+++ b/tools/perf/tests/parse-events.c
@@ -1174,188 +1174,240 @@ static int test__all_tracepoints(struct perf_evlist *evlist)
struct evlist_test {
const char *name;
__u32 type;
+ const int id;
int (*check)(struct perf_evlist *evlist);
};
static struct evlist_test test__events[] = {
- [0] = {
+ {
.name = "syscalls:sys_enter_open",
.check = test__checkevent_tracepoint,
+ .id = 0,
},
- [1] = {
+ {
.name = "syscalls:*",
.check = test__checkevent_tracepoint_multi,
+ .id = 1,
},
- [2] = {
+ {
.name = "r1a",
.check = test__checkevent_raw,
+ .id = 2,
},
- [3] = {
+ {
.name = "1:1",
.check = test__checkevent_numeric,
+ .id = 3,
},
- [4] = {
+ {
.name = "instructions",
.check = test__checkevent_symbolic_name,
+ .id = 4,
},
- [5] = {
+ {
.name = "cycles/period=100000,config2/",
.check = test__checkevent_symbolic_name_config,
+ .id = 5,
},
- [6] = {
+ {
.name = "faults",
.check = test__checkevent_symbolic_alias,
+ .id = 6,
},
- [7] = {
+ {
.name = "L1-dcache-load-miss",
.check = test__checkevent_genhw,
+ .id = 7,
},
- [8] = {
+ {
.name = "mem:0",
.check = test__checkevent_breakpoint,
+ .id = 8,
},
- [9] = {
+ {
.name = "mem:0:x",
.check = test__checkevent_breakpoint_x,
+ .id = 9,
},
- [10] = {
+ {
.name = "mem:0:r",
.check = test__checkevent_breakpoint_r,
+ .id = 10,
},
- [11] = {
+ {
.name = "mem:0:w",
.check = test__checkevent_breakpoint_w,
+ .id = 11,
},
- [12] = {
+ {
.name = "syscalls:sys_enter_open:k",
.check = test__checkevent_tracepoint_modifier,
+ .id = 12,
},
- [13] = {
+ {
.name = "syscalls:*:u",
.check = test__checkevent_tracepoint_multi_modifier,
+ .id = 13,
},
- [14] = {
+ {
.name = "r1a:kp",
.check = test__checkevent_raw_modifier,
+ .id = 14,
},
- [15] = {
+ {
.name = "1:1:hp",
.check = test__checkevent_numeric_modifier,
+ .id = 15,
},
- [16] = {
+ {
.name = "instructions:h",
.check = test__checkevent_symbolic_name_modifier,
+ .id = 16,
},
- [17] = {
+ {
.name = "faults:u",
.check = test__checkevent_symbolic_alias_modifier,
+ .id = 17,
},
- [18] = {
+ {
.name = "L1-dcache-load-miss:kp",
.check = test__checkevent_genhw_modifier,
+ .id = 18,
},
- [19] = {
+ {
.name = "mem:0:u",
.check = test__checkevent_breakpoint_modifier,
+ .id = 19,
},
- [20] = {
+ {
.name = "mem:0:x:k",
.check = test__checkevent_breakpoint_x_modifier,
+ .id = 20,
},
- [21] = {
+ {
.name = "mem:0:r:hp",
.check = test__checkevent_breakpoint_r_modifier,
+ .id = 21,
},
- [22] = {
+ {
.name = "mem:0:w:up",
.check = test__checkevent_breakpoint_w_modifier,
+ .id = 22,
},
- [23] = {
+ {
.name = "r1,syscalls:sys_enter_open:k,1:1:hp",
.check = test__checkevent_list,
+ .id = 23,
},
- [24] = {
+ {
.name = "instructions:G",
.check = test__checkevent_exclude_host_modifier,
+ .id = 24,
},
- [25] = {
+ {
.name = "instructions:H",
.check = test__checkevent_exclude_guest_modifier,
+ .id = 25,
},
- [26] = {
+ {
.name = "mem:0:rw",
.check = test__checkevent_breakpoint_rw,
+ .id = 26,
},
- [27] = {
+ {
.name = "mem:0:rw:kp",
.check = test__checkevent_breakpoint_rw_modifier,
+ .id = 27,
},
- [28] = {
+ {
.name = "{instructions:k,cycles:upp}",
.check = test__group1,
+ .id = 28,
},
- [29] = {
+ {
.name = "{faults:k,cache-references}:u,cycles:k",
.check = test__group2,
+ .id = 29,
},
- [30] = {
+ {
.name = "group1{syscalls:sys_enter_open:H,cycles:kppp},group2{cycles,1:3}:G,instructions:u",
.check = test__group3,
+ .id = 30,
},
- [31] = {
+ {
.name = "{cycles:u,instructions:kp}:p",
.check = test__group4,
+ .id = 31,
},
- [32] = {
+ {
.name = "{cycles,instructions}:G,{cycles:G,instructions:G},cycles",
.check = test__group5,
+ .id = 32,
},
- [33] = {
+ {
.name = "*:*",
.check = test__all_tracepoints,
+ .id = 33,
},
- [34] = {
+ {
.name = "{cycles,cache-misses:G}:H",
.check = test__group_gh1,
+ .id = 34,
},
- [35] = {
+ {
.name = "{cycles,cache-misses:H}:G",
.check = test__group_gh2,
+ .id = 35,
},
- [36] = {
+ {
.name = "{cycles:G,cache-misses:H}:u",
.check = test__group_gh3,
+ .id = 36,
},
- [37] = {
+ {
.name = "{cycles:G,cache-misses:H}:uG",
.check = test__group_gh4,
+ .id = 37,
},
- [38] = {
+ {
.name = "{cycles,cache-misses,branch-misses}:S",
.check = test__leader_sample1,
+ .id = 38,
},
- [39] = {
+ {
.name = "{instructions,branch-misses}:Su",
.check = test__leader_sample2,
+ .id = 39,
},
- [40] = {
+ {
.name = "instructions:uDp",
.check = test__checkevent_pinned_modifier,
+ .id = 40,
},
- [41] = {
+ {
.name = "{cycles,cache-misses,branch-misses}:D",
.check = test__pinned_group,
+ .id = 41,
+ },
+#if defined(__s390x__)
+ {
+ .name = "kvm-s390:kvm_s390_create_vm",
+ .check = test__checkevent_tracepoint,
+ .id = 100,
},
+#endif
};
static struct evlist_test test__events_pmu[] = {
- [0] = {
+ {
.name = "cpu/config=10,config1,config2=3,period=1000/u",
.check = test__checkevent_pmu,
+ .id = 0,
},
- [1] = {
+ {
.name = "cpu/config=1,name=krava/u,cpu/config=2/u",
.check = test__checkevent_pmu_name,
+ .id = 1,
},
};
@@ -1402,7 +1454,7 @@ static int test_events(struct evlist_test *events, unsigned cnt)
for (i = 0; i < cnt; i++) {
struct evlist_test *e = &events[i];
- pr_debug("running test %d '%s'\n", i, e->name);
+ pr_debug("running test %d '%s'\n", e->id, e->name);
ret1 = test_event(e);
if (ret1)
ret2 = ret1;
diff --git a/tools/perf/tests/parse-no-sample-id-all.c b/tools/perf/tests/parse-no-sample-id-all.c
index e117b6c6a24..905019f9b74 100644
--- a/tools/perf/tests/parse-no-sample-id-all.c
+++ b/tools/perf/tests/parse-no-sample-id-all.c
@@ -1,4 +1,4 @@
-#include <sys/types.h>
+#include <linux/types.h>
#include <stddef.h>
#include "tests.h"
diff --git a/tools/perf/tests/perf-time-to-tsc.c b/tools/perf/tests/perf-time-to-tsc.c
index 47146d388db..3b7cd4d32dc 100644
--- a/tools/perf/tests/perf-time-to-tsc.c
+++ b/tools/perf/tests/perf-time-to-tsc.c
@@ -1,7 +1,6 @@
#include <stdio.h>
-#include <sys/types.h>
#include <unistd.h>
-#include <inttypes.h>
+#include <linux/types.h>
#include <sys/prctl.h>
#include "parse-events.h"
diff --git a/tools/perf/tests/rdpmc.c b/tools/perf/tests/rdpmc.c
index 46649c25fa5..e59143fd9e7 100644
--- a/tools/perf/tests/rdpmc.c
+++ b/tools/perf/tests/rdpmc.c
@@ -2,7 +2,7 @@
#include <stdlib.h>
#include <signal.h>
#include <sys/mman.h>
-#include "types.h"
+#include <linux/types.h>
#include "perf.h"
#include "debug.h"
#include "tests.h"
diff --git a/tools/perf/tests/sample-parsing.c b/tools/perf/tests/sample-parsing.c
index 0014d3c8c21..7ae8d17db3d 100644
--- a/tools/perf/tests/sample-parsing.c
+++ b/tools/perf/tests/sample-parsing.c
@@ -1,5 +1,5 @@
#include <stdbool.h>
-#include <inttypes.h>
+#include <linux/types.h>
#include "util.h"
#include "event.h"
diff --git a/tools/perf/tests/tests.h b/tools/perf/tests/tests.h
index a24795ca002..d76c0e2e663 100644
--- a/tools/perf/tests/tests.h
+++ b/tools/perf/tests/tests.h
@@ -41,8 +41,12 @@ int test__sample_parsing(void);
int test__keep_tracking(void);
int test__parse_no_sample_id_all(void);
int test__dwarf_unwind(void);
+int test__hists_filter(void);
+int test__mmap_thread_lookup(void);
+int test__thread_mg_share(void);
+int test__hists_output(void);
-#if defined(__x86_64__) || defined(__i386__)
+#if defined(__x86_64__) || defined(__i386__) || defined(__arm__)
#ifdef HAVE_DWARF_UNWIND_SUPPORT
struct thread;
struct perf_sample;
diff --git a/tools/perf/tests/thread-mg-share.c b/tools/perf/tests/thread-mg-share.c
new file mode 100644
index 00000000000..2b2e0dbe114
--- /dev/null
+++ b/tools/perf/tests/thread-mg-share.c
@@ -0,0 +1,90 @@
+#include "tests.h"
+#include "machine.h"
+#include "thread.h"
+#include "map.h"
+
+int test__thread_mg_share(void)
+{
+ struct machines machines;
+ struct machine *machine;
+
+ /* thread group */
+ struct thread *leader;
+ struct thread *t1, *t2, *t3;
+ struct map_groups *mg;
+
+ /* other process */
+ struct thread *other, *other_leader;
+ struct map_groups *other_mg;
+
+ /*
+ * This test create 2 processes abstractions (struct thread)
+ * with several threads and checks they properly share and
+ * maintain map groups info (struct map_groups).
+ *
+ * thread group (pid: 0, tids: 0, 1, 2, 3)
+ * other group (pid: 4, tids: 4, 5)
+ */
+
+ machines__init(&machines);
+ machine = &machines.host;
+
+ /* create process with 4 threads */
+ leader = machine__findnew_thread(machine, 0, 0);
+ t1 = machine__findnew_thread(machine, 0, 1);
+ t2 = machine__findnew_thread(machine, 0, 2);
+ t3 = machine__findnew_thread(machine, 0, 3);
+
+ /* and create 1 separated process, without thread leader */
+ other = machine__findnew_thread(machine, 4, 5);
+
+ TEST_ASSERT_VAL("failed to create threads",
+ leader && t1 && t2 && t3 && other);
+
+ mg = leader->mg;
+ TEST_ASSERT_VAL("wrong refcnt", mg->refcnt == 4);
+
+ /* test the map groups pointer is shared */
+ TEST_ASSERT_VAL("map groups don't match", mg == t1->mg);
+ TEST_ASSERT_VAL("map groups don't match", mg == t2->mg);
+ TEST_ASSERT_VAL("map groups don't match", mg == t3->mg);
+
+ /*
+ * Verify the other leader was created by previous call.
+ * It should have shared map groups with no change in
+ * refcnt.
+ */
+ other_leader = machine__find_thread(machine, 4, 4);
+ TEST_ASSERT_VAL("failed to find other leader", other_leader);
+
+ other_mg = other->mg;
+ TEST_ASSERT_VAL("wrong refcnt", other_mg->refcnt == 2);
+
+ TEST_ASSERT_VAL("map groups don't match", other_mg == other_leader->mg);
+
+ /* release thread group */
+ thread__delete(leader);
+ TEST_ASSERT_VAL("wrong refcnt", mg->refcnt == 3);
+
+ thread__delete(t1);
+ TEST_ASSERT_VAL("wrong refcnt", mg->refcnt == 2);
+
+ thread__delete(t2);
+ TEST_ASSERT_VAL("wrong refcnt", mg->refcnt == 1);
+
+ thread__delete(t3);
+
+ /* release other group */
+ thread__delete(other_leader);
+ TEST_ASSERT_VAL("wrong refcnt", other_mg->refcnt == 1);
+
+ thread__delete(other);
+
+ /*
+ * Cannot call machine__delete_threads(machine) now,
+ * because we've already released all the threads.
+ */
+
+ machines__exit(&machines);
+ return 0;
+}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-18 19:24:22 +0000