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/linux/drivers/isdn/mISDN/
A Ddsp_audio.c130 sample = -sample; /* get magnitude */ in linear2ulaw()
133 sample = sample + BIAS; in linear2ulaw()
242 s32 sample; in dsp_audio_generate_mix_table() local
333 sample = 32767; in dsp_audio_generate_volume_changes()
339 sample = 32767; in dsp_audio_generate_volume_changes()
345 sample = 32767; in dsp_audio_generate_volume_changes()
351 sample = 32767; in dsp_audio_generate_volume_changes()
357 sample = 32767; in dsp_audio_generate_volume_changes()
363 sample = 32767; in dsp_audio_generate_volume_changes()
369 sample = 32767; in dsp_audio_generate_volume_changes()
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/linux/tools/perf/
A Dbuiltin-timechart.c285 sample = zalloc(sizeof(*sample)); in pid_put_sample()
654 c_state_end(tchart, sample->cpu, sample->time); in process_sample_power_end()
748 sample = zalloc(sizeof(*sample)); in pid_begin_io_sample()
749 if (!sample) in pid_begin_io_sample()
753 sample->fd = fd; in pid_begin_io_sample()
796 if (sample->end_time - sample->start_time < tchart->min_time) in pid_end_io_sample()
797 sample->end_time = sample->start_time + tchart->min_time; in pid_end_io_sample()
832 if (!sample->err && sample->bytes > c->max_bytes) in pid_end_io_sample()
1123 sample = sample->next; in draw_cpu_usage()
1153 for (sample = c->io_samples; sample; sample = sample->next) { in draw_io_bars()
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A Dbuiltin-script.c758 printed += fprintf(fp, "%5d/%-5d ", sample->pid, sample->tid); in perf_sample__fprintf_start()
1290 len = grab_bb(buffer, sample->ip, sample->ip, in perf_sample__fprintf_brstackinsn()
1472 if (!PRINT_FIELD(IPC) || !sample->cyc_cnt || !sample->insn_cnt) in perf_sample__fprintf_ipc()
1475 ipc = (sample->insn_cnt * 100) / sample->cyc_cnt; in perf_sample__fprintf_ipc()
1916 .sample = sample, in perf_sample__fprint_metric()
2034 sample->raw_data, sample->raw_size, fp); in process_event()
2413 return print_event(tool, event, sample, machine, sample->pid, in process_cgroup_event()
2482 return print_event(tool, event, sample, machine, sample->pid, in process_switch_event()
2503 return print_event(tool, event, sample, machine, sample->pid, in process_lost_event()
2537 return print_event(tool, event, sample, machine, sample->pid, in process_bpf_events()
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A Dbuiltin-inject.c232 struct perf_sample *sample, in perf_event__drop_aux() argument
238 inject->aux_id = sample->id; in perf_event__drop_aux()
246 struct perf_sample *sample) in perf_inject__cut_auxtrace_sample() argument
295 struct perf_sample *sample, in perf_event__repipe_mmap() argument
422 struct perf_sample *sample, in perf_event__jit_repipe_mmap2() argument
512 struct perf_sample *sample, in perf_event__repipe_namespaces() argument
594 thread = machine__findnew_thread(machine, sample->pid, sample->tid); in perf_event__inject_buildid()
601 if (thread__find_map(thread, sample->cpumode, sample->ip, &al)) { in perf_event__inject_buildid()
625 if (sample->tid == ent->tid) { in perf_inject__sched_process_exit()
653 ent->tid = sample->tid; in perf_inject__sched_switch()
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A Dbuiltin-lock.c352 struct perf_sample *sample);
355 struct perf_sample *sample);
361 struct perf_sample *sample);
401 struct perf_sample *sample) in report_lock_acquire_event() argument
467 seq->prev_event_time = sample->time; in report_lock_acquire_event()
591 struct perf_sample *sample) in report_lock_release_event() argument
807 struct perf_sample *sample);
811 struct perf_sample *sample, in process_sample_event() argument
817 sample->tid); in process_sample_event()
827 err = f(evsel, sample); in process_sample_event()
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A Dbuiltin-sched.c844 int cpu = sample->cpu; in replay_switch_event()
1772 thread = machine__find_thread(machine, sample->pid, sample->tid); in perf_sched__process_comm()
2029 if (i == sample->cpu) in timehist_print_sample()
2144 return sample->pid == 0; in is_idle_sample()
2156 thread = machine__findnew_thread(machine, sample->pid, sample->pid); in save_task_callchain()
2315 sample->tid ?: sample->pid); in timehist_get_thread()
2318 sample->tid); in timehist_get_thread()
2379 thread = machine__findnew_thread(machine, sample->pid, sample->tid); in timehist_print_wakeup_event()
2462 thread = machine__findnew_thread(machine, sample->pid, sample->tid); in timehist_print_migration_event()
2646 evsel__save_time(evsel, sample->time, sample->cpu); in timehist_sched_change_event()
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A Dbuiltin-annotate.c130 struct perf_sample *sample) in process_branch_stack() argument
139 bi = sample__resolve_bstack(sample, al); in process_branch_stack()
162 struct perf_sample *sample = iter->sample; in hist_iter__branch_callback() local
179 struct perf_sample *sample, in process_branch_callback() argument
186 .sample = sample, in process_branch_callback()
195 if (machine__resolve(machine, &a, sample) < 0) in process_branch_callback()
204 hist__account_cycles(sample->branch_stack, al, sample, false, NULL); in process_branch_callback()
245 process_branch_stack(sample->branch_stack, al, sample); in evsel__add_sample()
261 struct perf_sample *sample, in process_sample_event() argument
269 if (machine__resolve(machine, &al, sample) < 0) { in process_sample_event()
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/linux/tools/perf/scripts/python/
A Dintel-pt-events.py153 ts = sample["time"]
154 cpu = sample["cpu"]
155 pid = sample["pid"]
156 tid = sample["tid"]
183 ip = sample["ip"]
185 if "cyc_cnt" in sample:
186 cyc_cnt = sample["cyc_cnt"]
207 addr = sample["addr"]
216 ip = sample["ip"]
260 sample = param_dict["sample"]
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/linux/tools/testing/selftests/bpf/progs/
A Dtest_ringbuf.c9 struct sample { struct
42 struct sample *sample; in test_ringbuf() local
48 sample = bpf_ringbuf_reserve(&ringbuf, sizeof(*sample), 0); in test_ringbuf()
49 if (!sample) { in test_ringbuf()
54 sample->pid = pid; in test_ringbuf()
55 bpf_get_current_comm(sample->comm, sizeof(sample->comm)); in test_ringbuf()
56 sample->value = value; in test_ringbuf()
58 sample->seq = seq++; in test_ringbuf()
61 if (sample->seq & 1) { in test_ringbuf()
63 bpf_ringbuf_output(&ringbuf, sample, sizeof(*sample), flags); in test_ringbuf()
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A Dtest_ringbuf_multi.c9 struct sample { struct
58 struct sample *sample; in test_ringbuf() local
71 sample = bpf_ringbuf_reserve(rb, sizeof(*sample), 0); in test_ringbuf()
72 if (!sample) { in test_ringbuf()
77 sample->pid = pid; in test_ringbuf()
78 bpf_get_current_comm(sample->comm, sizeof(sample->comm)); in test_ringbuf()
79 sample->value = value; in test_ringbuf()
81 sample->seq = total; in test_ringbuf()
84 bpf_ringbuf_submit(sample, 0); in test_ringbuf()
/linux/tools/perf/arch/x86/util/
A Dkvm-stat.c34 key->key = evsel__intval(evsel, sample, "gpa"); in mmio_event_get_key()
35 key->info = evsel__intval(evsel, sample, "type"); in mmio_event_get_key()
52 mmio_event_get_key(evsel, sample, key); in mmio_event_begin()
69 mmio_event_get_key(evsel, sample, key); in mmio_event_end()
94 struct perf_sample *sample, in ioport_event_get_key() argument
98 key->info = evsel__intval(evsel, sample, "rw"); in ioport_event_get_key()
102 struct perf_sample *sample, in ioport_event_begin() argument
106 ioport_event_get_key(evsel, sample, key); in ioport_event_begin()
138 struct perf_sample *sample, in msr_event_get_key() argument
146 struct perf_sample *sample, in msr_event_begin() argument
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A Darchinsn.c9 void arch_fetch_insn(struct perf_sample *sample, in arch_fetch_insn() argument
17 if (!sample->ip) in arch_fetch_insn()
19 len = thread__memcpy(thread, machine, sample->insn, sample->ip, sizeof(sample->insn), &is64bit); in arch_fetch_insn()
23 ret = insn_decode(&insn, sample->insn, len, in arch_fetch_insn()
26 sample->insn_len = insn.length; in arch_fetch_insn()
/linux/tools/perf/util/
A Dintel-pt.c269 intel_pt_dump(pt, sample->aux_sample.data, sample->aux_sample.size); in intel_pt_dump_sample()
1111 sample->pid, in intel_pt_add_callchain()
1506 sample->cpumode = intel_pt_cpumode(ptq, sample->ip, sample->addr); in intel_pt_prep_b_sample()
1510 event->sample.header.misc = sample->cpumode; in intel_pt_prep_b_sample()
1679 if (!sample->ip) in intel_pt_prep_p_sample()
1753 sample.flags = 0; in intel_pt_synth_psb_sample()
2007 sample.id = id; in intel_pt_do_synth_pebs_sample()
2751 sample->pid, sample->tid, 0, sample->time); in intel_pt_lost()
2841 cpu, tid, sample->time, perf_time_to_tsc(sample->time, in intel_pt_process_switch()
3044 if (sample->time && sample->time != (u64)-1) in intel_pt_process_event()
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A Devent.h289 return sample->raw_data - 4; in perf_sample__synth_ptr()
318 struct perf_sample *sample,
322 struct perf_sample *sample,
330 struct perf_sample *sample,
338 struct perf_sample *sample,
346 struct perf_sample *sample,
354 struct perf_sample *sample,
370 struct perf_sample *sample,
374 struct perf_sample *sample,
378 struct perf_sample *sample,
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A Devent.c195 struct perf_sample *sample, in perf_event__process_comm() argument
203 struct perf_sample *sample, in perf_event__process_namespaces() argument
219 struct perf_sample *sample, in perf_event__process_lost() argument
275 struct perf_sample *sample, in perf_event__process_bpf() argument
283 struct perf_sample *sample, in perf_event__process_text_poke() argument
564 struct perf_sample *sample, in perf_event__process() argument
687 sample->tid); in machine__resolve()
693 thread__find_map(thread, sample->cpumode, sample->ip, al); in machine__resolve()
702 al->cpu = sample->cpu; in machine__resolve()
798 thread__find_map_fb(thread, sample->cpumode, sample->addr, al); in thread__resolve()
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A Dsession.c481 if (tool->sample == NULL) in perf_tool__fill_defaults()
1275 sample->read.one.id, sample->read.one.value); in sample_read__printf()
1291 if (sample) in dump_event()
1316 event->header.misc, sample->pid, sample->tid, sample->ip, in dump_sample()
1317 sample->period, sample->addr); in dump_sample()
1403 pid = sample->pid; in machines__find_for_cpumode()
1422 sample->id = v->id; in deliver_sample_value()
1436 if (!sample->period) in deliver_sample_value()
1440 return tool->sample(tool, event, sample, evsel, machine); in deliver_sample_value()
1473 return tool->sample(tool, event, sample, evsel, machine); in evlist__deliver_sample()
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A Dthread-stack.c868 if (sample->ip) { in thread_stack__bottom()
869 ip = sample->ip; in thread_stack__bottom()
872 ip = sample->addr; in thread_stack__bottom()
888 u64 tm = sample->time; in thread_stack__pop_ks()
915 u64 tm = sample->time; in thread_stack__no_call_return()
916 u64 ip = sample->ip; in thread_stack__no_call_return()
1032 ret_addr = sample->ip + sample->insn_len; in thread_stack__trace_end()
1155 if (!sample->ip || !sample->addr) in thread_stack__process()
1158 ret_addr = sample->ip + sample->insn_len; in thread_stack__process()
1178 if (!sample->addr) { in thread_stack__process()
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A Damd-sample-raw.c143 static void amd_dump_ibs_op(struct perf_sample *sample) in amd_dump_ibs_op() argument
145 struct perf_ibs_data *data = sample->raw_data; in amd_dump_ibs_op()
174 static void amd_dump_ibs_fetch(struct perf_sample *sample) in amd_dump_ibs_fetch() argument
176 struct perf_ibs_data *data = sample->raw_data; in amd_dump_ibs_fetch()
193 struct perf_ibs_data *data = sample->raw_data; in is_valid_ibs_fetch_sample()
204 struct perf_ibs_data *data = sample->raw_data; in is_valid_ibs_op_sample()
218 struct perf_sample *sample) in evlist__amd_sample_raw() argument
230 if (!is_valid_ibs_fetch_sample(sample)) { in evlist__amd_sample_raw()
234 amd_dump_ibs_fetch(sample); in evlist__amd_sample_raw()
236 if (!is_valid_ibs_op_sample(sample)) { in evlist__amd_sample_raw()
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/linux/net/netfilter/
A Dxt_rateest.c18 struct gnet_stats_rate_est64 sample = {0}; in xt_rateest_mt() local
22 gen_estimator_read(&info->est1->rate_est, &sample); in xt_rateest_mt()
25 bps1 = info->bps1 >= sample.bps ? info->bps1 - sample.bps : 0; in xt_rateest_mt()
26 pps1 = info->pps1 >= sample.pps ? info->pps1 - sample.pps : 0; in xt_rateest_mt()
28 bps1 = sample.bps; in xt_rateest_mt()
29 pps1 = sample.pps; in xt_rateest_mt()
36 gen_estimator_read(&info->est2->rate_est, &sample); in xt_rateest_mt()
39 bps2 = info->bps2 >= sample.bps ? info->bps2 - sample.bps : 0; in xt_rateest_mt()
40 pps2 = info->pps2 >= sample.pps ? info->pps2 - sample.pps : 0; in xt_rateest_mt()
42 bps2 = sample.bps; in xt_rateest_mt()
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/linux/samples/qmi/
A Dqmi_sample_client.c456 struct qmi_sample *sample; in qmi_sample_probe() local
460 sample = devm_kzalloc(&pdev->dev, sizeof(*sample), GFP_KERNEL); in qmi_sample_probe()
461 if (!sample) in qmi_sample_probe()
481 if (IS_ERR(sample->de_dir)) { in qmi_sample_probe()
482 ret = PTR_ERR(sample->de_dir); in qmi_sample_probe()
486 sample->de_data = debugfs_create_file("data", 0600, sample->de_dir, in qmi_sample_probe()
487 sample, &data_fops); in qmi_sample_probe()
488 if (IS_ERR(sample->de_data)) { in qmi_sample_probe()
493 sample->de_ping = debugfs_create_file("ping", 0600, sample->de_dir, in qmi_sample_probe()
494 sample, &ping_fops); in qmi_sample_probe()
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/linux/tools/perf/util/scripting-engines/
A Dtrace-event-python.c408 sample, NULL, NULL, in python_process_callchain()
638 struct perf_sample *sample, in set_sample_read_in_dict() argument
819 (const char *)sample->raw_data, sample->raw_size)); in get_perf_sample_dict()
841 if (sample->flags) in get_perf_sample_dict()
845 if (sample->insn_cnt && sample->cyc_cnt) { in get_perf_sample_dict()
870 int cpu = sample->cpu; in python_process_tracepoint()
871 void *data = sample->raw_data; in python_process_tracepoint()
1256 tuple_set_bytes(t, 2, es->sample->raw_data, es->sample->raw_size); in python_export_synth()
1332 struct perf_sample *sample, in python_export_context_switch() argument
1403 struct perf_sample *sample, in python_process_event() argument
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/linux/samples/
A DKconfig5 You can build and test sample kernel code here.
10 bool "auxdisplay sample"
115 Build sample live patch demonstrations.
121 Builds a sample configfs interface.
142 bool "hidraw sample"
153 bool "pidfd sample"
157 bool "Build seccomp sample code"
164 bool "Timer sample"
168 bool "UHID sample"
171 Build UHID sample program.
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/linux/tools/perf/dlfilters/
A Ddlfilter-show-cycles.c80 int filter_event_early(void *data, const struct perf_dlfilter_sample *sample, void *ctx) in filter_event_early() argument
82 __s32 cpu = sample->cpu; in filter_event_early()
83 __s32 tid = sample->tid; in filter_event_early()
86 if (!sample->cyc_cnt) in filter_event_early()
89 pos = event_entry(sample->event); in filter_event_early()
92 cycles[cpu][pos] += sample->cyc_cnt; in filter_event_early()
94 add_entry(tid, pos, sample->cyc_cnt); in filter_event_early()
106 int filter_event(void *data, const struct perf_dlfilter_sample *sample, void *ctx) in filter_event() argument
108 __s32 cpu = sample->cpu; in filter_event()
109 __s32 tid = sample->tid; in filter_event()
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/linux/drivers/gpu/drm/i915/
A Di915_pmu.c280 sample->cur += val; in add_sample()
361 sample->cur += mul_u32_u32(val, mul); in add_sample_mult()
461 switch (sample) { in engine_event_status()
586 val = engine->pmu.sample[sample].cur; in __i915_pmu_event_read()
684 GEM_BUG_ON(sample >= ARRAY_SIZE(engine->pmu.sample)); in i915_pmu_enable()
687 engine->pmu.enable |= BIT(sample); in i915_pmu_enable()
724 GEM_BUG_ON(sample >= ARRAY_SIZE(engine->pmu.sample)); in i915_pmu_disable()
865 .sample = (__sample), \
933 engine_events[i].sample)) in create_event_attributes()
986 engine_events[i].sample)) in create_event_attributes()
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/linux/tools/perf/tests/
A Dhists_link.c15 struct sample { struct
24 static struct sample fake_common_samples[] = { argument
37 static struct sample fake_samples[][5] = {
81 sample.cpumode = PERF_RECORD_MISC_USER; in add_hist_entries()
82 sample.pid = fake_common_samples[k].pid; in add_hist_entries()
84 sample.ip = fake_common_samples[k].ip; in add_hist_entries()
90 NULL, NULL, &sample, true); in add_hist_entries()
102 sample.pid = fake_samples[i][k].pid; in add_hist_entries()
103 sample.tid = fake_samples[i][k].pid; in add_hist_entries()
104 sample.ip = fake_samples[i][k].ip; in add_hist_entries()
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