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/linux/tools/perf/util/
A Dthread_map.c59 return threads; in thread_map__new_by_pid()
72 return threads; in thread_map__new_by_tid()
132 perf_thread_map__set_pid(threads, threads->nr + i, in __thread_map__new_all_cpus()
146 return threads; in __thread_map__new_all_cpus()
149 free(threads); in __thread_map__new_all_cpus()
217 threads = nt; in thread_map__new_by_pid_str()
229 if (threads) in thread_map__new_by_pid_str()
283 if (threads) in thread_map__new_by_tid_str()
311 threads->nr, threads->nr > 1 ? "s" : ""); in thread_map__fprintf()
391 if (threads) in thread_map__new_event()
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A Dthreads.h20 struct threads { struct
24 void threads__init(struct threads *threads);
25 void threads__exit(struct threads *threads);
26 size_t threads__nr(struct threads *threads);
27 struct thread *threads__find(struct threads *threads, pid_t tid);
28 struct thread *threads__findnew(struct threads *threads, pid_t pid, pid_t tid, bool *created);
29 void threads__remove_all_threads(struct threads *threads);
30 void threads__remove(struct threads *threads, struct thread *thread);
31 int threads__for_each_thread(struct threads *threads,
A Dthreads.c6 static struct threads_table_entry *threads__table(struct threads *threads, pid_t tid) in threads__table() argument
23 void threads__init(struct threads *threads) in threads__init() argument
26 struct threads_table_entry *table = &threads->table[i]; in threads__init()
34 void threads__exit(struct threads *threads) in threads__exit() argument
36 threads__remove_all_threads(threads); in threads__exit()
45 size_t threads__nr(struct threads *threads) in threads__nr() argument
92 struct thread *threads__find(struct threads *threads, pid_t tid) in threads__find() argument
109 struct thread *threads__findnew(struct threads *threads, pid_t pid, pid_t tid, bool *created) in threads__findnew() argument
135 void threads__remove_all_threads(struct threads *threads) in threads__remove_all_threads() argument
154 void threads__remove(struct threads *threads, struct thread *thread) in threads__remove() argument
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/linux/tools/perf/tests/
A Dthread-map.c69 struct perf_thread_map *threads; in process_event() local
86 perf_thread_map__put(threads); in process_event()
92 struct perf_thread_map *threads; in test__thread_map_synthesize() local
101 thread_map__read_comms(threads); in test__thread_map_synthesize()
106 perf_thread_map__put(threads); in test__thread_map_synthesize()
112 struct perf_thread_map *threads; in test__thread_map_remove() local
122 threads); in test__thread_map_remove()
128 !thread_map__remove(threads, 0)); in test__thread_map_remove()
136 !thread_map__remove(threads, 0)); in test__thread_map_remove()
144 thread_map__remove(threads, 0)); in test__thread_map_remove()
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A Devent-times.c62 struct perf_thread_map *threads; in attach__current_disabled() local
67 threads = thread_map__new(-1, getpid(), UINT_MAX); in attach__current_disabled()
68 if (threads == NULL) { in attach__current_disabled()
75 err = evsel__open_per_thread(evsel, threads); in attach__current_disabled()
81 perf_thread_map__put(threads); in attach__current_disabled()
88 struct perf_thread_map *threads; in attach__current_enabled() local
93 threads = thread_map__new(-1, getpid(), UINT_MAX); in attach__current_enabled()
94 if (threads == NULL) { in attach__current_enabled()
99 err = evsel__open_per_thread(evsel, threads); in attach__current_enabled()
101 perf_thread_map__put(threads); in attach__current_enabled()
A Dmmap-basic.c36 struct perf_thread_map *threads; in test__basic_mmap() local
49 threads = thread_map__new(-1, getpid(), UINT_MAX); in test__basic_mmap()
50 if (threads == NULL) { in test__basic_mmap()
77 perf_evlist__set_maps(&evlist->core, cpus, threads); in test__basic_mmap()
98 if (evsel__open(evsels[i], cpus, threads) < 0) { in test__basic_mmap()
168 perf_thread_map__put(threads); in test__basic_mmap()
175 struct perf_thread_map *threads; in test_stat_user_read() local
188 threads = perf_thread_map__new_dummy(); in test_stat_user_read()
191 perf_thread_map__set_pid(threads, 0, 0); in test_stat_user_read()
196 err = perf_evsel__open(evsel, NULL, threads); in test_stat_user_read()
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/linux/tools/lib/perf/tests/
A Dtest-threadmap.c16 struct perf_thread_map *threads; in test_threadmap_array() local
19 threads = perf_thread_map__new_array(nr, array); in test_threadmap_array()
20 __T("Failed to allocate new thread map", threads); in test_threadmap_array()
30 perf_thread_map__set_pid(threads, i, i * 100); in test_threadmap_array()
40 perf_thread_map__put(threads); in test_threadmap_array()
48 struct perf_thread_map *threads; in test_threadmap() local
56 threads = perf_thread_map__new_dummy(); in test_threadmap()
57 if (!threads) in test_threadmap()
60 perf_thread_map__get(threads); in test_threadmap()
61 perf_thread_map__put(threads); in test_threadmap()
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A Dtest-evsel.c56 struct perf_thread_map *threads; in test_stat_thread() local
64 threads = perf_thread_map__new_dummy(); in test_stat_thread()
81 perf_thread_map__put(threads); in test_stat_thread()
88 struct perf_thread_map *threads; in test_stat_thread_enable() local
97 threads = perf_thread_map__new_dummy(); in test_stat_thread_enable()
123 perf_thread_map__put(threads); in test_stat_thread_enable()
130 struct perf_thread_map *threads; in test_stat_user_read() local
191 perf_thread_map__put(threads); in test_stat_user_read()
293 struct perf_thread_map *threads; in test_stat_read_format() local
331 perf_thread_map__put(threads); in test_stat_read_format()
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A Dtest-evlist.c95 struct perf_thread_map *threads; in test_stat_thread() local
108 threads = perf_thread_map__new_dummy(); in test_stat_thread()
143 perf_thread_map__put(threads); in test_stat_thread()
150 struct perf_thread_map *threads; in test_stat_thread_enable() local
165 threads = perf_thread_map__new_dummy(); in test_stat_thread_enable()
209 perf_thread_map__put(threads); in test_stat_thread_enable()
219 struct perf_thread_map *threads; in test_mmap_thread() local
312 perf_thread_map__put(threads); in test_mmap_thread()
443 struct perf_thread_map *threads; in test_stat_multiplexing() local
490 perf_thread_map__put(threads); in test_stat_multiplexing()
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/linux/tools/lib/perf/
A Dthreadmap.c50 if (!threads) in perf_thread_map__new_array()
56 threads->nr = nr_threads; in perf_thread_map__new_array()
57 refcount_set(&threads->refcnt, 1); in perf_thread_map__new_array()
59 return threads; in perf_thread_map__new_array()
69 if (threads) { in perf_thread_map__delete()
72 WARN_ONCE(refcount_read(&threads->refcnt) != 0, in perf_thread_map__delete()
74 for (i = 0; i < threads->nr; i++) in perf_thread_map__delete()
75 free(perf_thread_map__comm(threads, i)); in perf_thread_map__delete()
76 free(threads); in perf_thread_map__delete()
93 int perf_thread_map__nr(struct perf_thread_map *threads) in perf_thread_map__nr() argument
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/linux/tools/perf/bench/
A Dbreakpoint.c89 pthread_t *threads; in breakpoint_thread() local
91 threads = calloc(thread_params.nthreads, sizeof(threads[0])); in breakpoint_thread()
92 if (!threads) in breakpoint_thread()
104 pthread_join(threads[i], NULL); in breakpoint_thread()
106 free(threads); in breakpoint_thread()
203 pthread_t *threads; in bench_breakpoint_enable() local
220 threads = calloc(nthreads, sizeof(threads[0])); in bench_breakpoint_enable()
221 if (!threads) in bench_breakpoint_enable()
225 if (pthread_create(&threads[i], NULL, in bench_breakpoint_enable()
242 pthread_join(threads[i], NULL); in bench_breakpoint_enable()
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A Dsynthesize.c62 struct perf_thread_map *threads, in do_run_single_threaded() argument
81 target, threads, in do_run_single_threaded()
116 struct perf_thread_map *threads; in run_single_threaded() local
125 threads = thread_map__new_by_pid(getpid()); in run_single_threaded()
126 if (!threads) { in run_single_threaded()
136 err = do_run_single_threaded(session, threads, &target, false); in run_single_threaded()
140 err = do_run_single_threaded(session, threads, &target, true); in run_single_threaded()
143 if (threads) in run_single_threaded()
144 perf_thread_map__put(threads); in run_single_threaded()
/linux/tools/testing/selftests/dma/
A Ddma_map_benchmark.c29 int threads = 1, seconds = 20, node = -1; in main() local
40 threads = atoi(optarg); in main()
65 if (threads <= 0 || threads > DMA_MAP_MAX_THREADS) { in main()
108 map.threads = threads; in main()
121 threads, seconds, node, dir[directions], granule); in main()
/linux/tools/testing/selftests/powerpc/math/
A Dfpu_preempt.c53 int i, rc, threads; in test_preempt_fpu() local
56 threads = sysconf(_SC_NPROCESSORS_ONLN) * THREAD_FACTOR; in test_preempt_fpu()
57 tids = malloc((threads) * sizeof(pthread_t)); in test_preempt_fpu()
61 threads_starting = threads; in test_preempt_fpu()
62 for (i = 0; i < threads; i++) { in test_preempt_fpu()
84 for (i = 0; i < threads; i++) { in test_preempt_fpu()
A Dfpu_signal.c73 int i, j, rc, threads; in test_signal_fpu() local
77 threads = sysconf(_SC_NPROCESSORS_ONLN) * THREAD_FACTOR; in test_signal_fpu()
78 tids = malloc(threads * sizeof(pthread_t)); in test_signal_fpu()
82 threads_starting = threads; in test_signal_fpu()
83 for (i = 0; i < threads; i++) { in test_signal_fpu()
96 for (j = 0; j < threads; j++) { in test_signal_fpu()
105 for (i = 0; i < threads; i++) { in test_signal_fpu()
A Dvmx_signal.c95 int i, j, rc, threads; in test_signal_vmx() local
102 threads = sysconf(_SC_NPROCESSORS_ONLN) * THREAD_FACTOR; in test_signal_vmx()
103 tids = malloc(threads * sizeof(pthread_t)); in test_signal_vmx()
107 threads_starting = threads; in test_signal_vmx()
108 for (i = 0; i < threads; i++) { in test_signal_vmx()
114 printf("\tWaiting for %d workers to start... %d", threads, threads_starting); in test_signal_vmx()
124 for (j = 0; j < threads; j++) { in test_signal_vmx()
133 for (i = 0; i < threads; i++) { in test_signal_vmx()
A Dvmx_preempt.c59 int i, rc, threads; in test_preempt_vmx() local
65 threads = sysconf(_SC_NPROCESSORS_ONLN) * THREAD_FACTOR; in test_preempt_vmx()
66 tids = malloc(threads * sizeof(pthread_t)); in test_preempt_vmx()
70 threads_starting = threads; in test_preempt_vmx()
71 for (i = 0; i < threads; i++) { in test_preempt_vmx()
93 for (i = 0; i < threads; i++) { in test_preempt_vmx()
A Dvsx_preempt.c92 int i, rc, threads; in test_preempt_vsx() local
97 threads = sysconf(_SC_NPROCESSORS_ONLN) * THREAD_FACTOR; in test_preempt_vsx()
98 tids = malloc(threads * sizeof(pthread_t)); in test_preempt_vsx()
102 threads_starting = threads; in test_preempt_vsx()
103 for (i = 0; i < threads; i++) { in test_preempt_vsx()
125 for (i = 0; i < threads; i++) { in test_preempt_vsx()
/linux/tools/lib/perf/Documentation/examples/
A Dcounting.c23 struct perf_thread_map *threads; in main() local
40 threads = perf_thread_map__new_dummy(); in main()
41 if (!threads) { in main()
45 perf_thread_map__set_pid(threads, 0, 0); in main()
63 perf_evlist__set_maps(evlist, NULL, threads); in main()
81 perf_thread_map__put(threads); in main()
/linux/drivers/gpu/drm/i915/gt/
A Dselftest_slpc.c484 struct slpc_thread *threads; in live_slpc_tile_interaction() local
487 threads = kcalloc(I915_MAX_GT, sizeof(*threads), GFP_KERNEL); in live_slpc_tile_interaction()
488 if (!threads) in live_slpc_tile_interaction()
494 if (IS_ERR(threads[i].worker)) { in live_slpc_tile_interaction()
495 ret = PTR_ERR(threads[i].worker); in live_slpc_tile_interaction()
499 threads[i].gt = gt; in live_slpc_tile_interaction()
501 kthread_queue_work(threads[i].worker, &threads[i].work); in live_slpc_tile_interaction()
507 if (IS_ERR_OR_NULL(threads[i].worker)) in live_slpc_tile_interaction()
510 kthread_flush_work(&threads[i].work); in live_slpc_tile_interaction()
511 status = READ_ONCE(threads[i].result); in live_slpc_tile_interaction()
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/linux/tools/testing/selftests/mm/
A Dmigration.c25 pthread_t *threads; in FIXTURE() local
51 self->threads = malloc(self->nthreads * sizeof(*self->threads)); in FIXTURE_SETUP()
52 ASSERT_NE(self->threads, NULL); in FIXTURE_SETUP()
59 free(self->threads); in FIXTURE_TEARDOWN()
137 if (pthread_create(&self->threads[i], NULL, access_mem, ptr))
142 ASSERT_EQ(pthread_cancel(self->threads[i]), 0);
199 if (pthread_create(&self->threads[i], NULL, access_mem, ptr))
204 ASSERT_EQ(pthread_cancel(self->threads[i]), 0);
/linux/tools/testing/selftests/powerpc/tm/
A Dtm-vmx-unavail.c90 int threads; in tm_vmx_unavail_test() local
98 threads = sysconf(_SC_NPROCESSORS_ONLN) * 4; in tm_vmx_unavail_test()
99 thread = malloc(sizeof(pthread_t)*threads); in tm_vmx_unavail_test()
103 for (uint64_t i = 0; i < threads; i++) in tm_vmx_unavail_test()
106 for (uint64_t i = 0; i < threads; i++) in tm_vmx_unavail_test()
/linux/tools/testing/selftests/sched_ext/
A Dreload_loop.c15 static pthread_t threads[2]; variable
50 err = pthread_create(&threads[0], NULL, do_reload_loop, NULL); in run()
53 err = pthread_create(&threads[1], NULL, do_reload_loop, NULL); in run()
56 SCX_FAIL_IF(pthread_join(threads[0], &ret), "thread 0 failed"); in run()
57 SCX_FAIL_IF(pthread_join(threads[1], &ret), "thread 1 failed"); in run()
/linux/tools/testing/radix-tree/
A Diteration_check.c15 static pthread_t threads[NUM_THREADS]; variable
178 if (pthread_create(&threads[0], NULL, tagged_iteration_fn, NULL)) { in iteration_test()
182 if (pthread_create(&threads[1], NULL, untagged_iteration_fn, NULL)) { in iteration_test()
186 if (pthread_create(&threads[2], NULL, add_entries_fn, NULL)) { in iteration_test()
190 if (pthread_create(&threads[3], NULL, remove_entries_fn, NULL)) { in iteration_test()
194 if (pthread_create(&threads[4], NULL, tag_entries_fn, NULL)) { in iteration_test()
203 if (pthread_join(threads[i], NULL)) { in iteration_test()
/linux/Documentation/driver-api/dmaengine/
A Ddmatest.rst171 dmatest: Added 1 threads using dma0chan2
179 dmatest: Added 1 threads using dma0chan1
181 dmatest: Added 1 threads using dma0chan2
191 dmatest: Added 1 threads using dma0chan0
205 dmatest: 1 threads using dma0chan0
206 dmatest: 1 threads using dma0chan3
207 dmatest: 1 threads using dma0chan4
208 dmatest: 1 threads using dma0chan5
209 dmatest: 1 threads using dma0chan6
210 dmatest: 1 threads using dma0chan7
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