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Searched refs:trace_buffer (Results 1 – 24 of 24) sorted by relevance

/Linux-v5.4/tools/testing/selftests/powerpc/pmu/ebb/
Dtrace.h24 struct trace_buffer struct
32 struct trace_buffer *trace_buffer_allocate(u64 size); argument
33 int trace_log_reg(struct trace_buffer *tb, u64 reg, u64 value);
34 int trace_log_counter(struct trace_buffer *tb, u64 value);
35 int trace_log_string(struct trace_buffer *tb, char *str);
36 int trace_log_indent(struct trace_buffer *tb);
37 int trace_log_outdent(struct trace_buffer *tb);
38 void trace_buffer_print(struct trace_buffer *tb);
39 void trace_print_location(struct trace_buffer *tb);
Dtrace.c15 struct trace_buffer *trace_buffer_allocate(u64 size) in trace_buffer_allocate()
17 struct trace_buffer *tb; in trace_buffer_allocate()
38 static bool trace_check_bounds(struct trace_buffer *tb, void *p) in trace_check_bounds()
43 static bool trace_check_alloc(struct trace_buffer *tb, void *p) in trace_check_alloc()
62 static void *trace_alloc(struct trace_buffer *tb, int bytes) in trace_alloc()
76 static struct trace_entry *trace_alloc_entry(struct trace_buffer *tb, int payload_size) in trace_alloc_entry()
87 int trace_log_reg(struct trace_buffer *tb, u64 reg, u64 value) in trace_log_reg()
104 int trace_log_counter(struct trace_buffer *tb, u64 value) in trace_log_counter()
120 int trace_log_string(struct trace_buffer *tb, char *str) in trace_log_string()
142 int trace_log_indent(struct trace_buffer *tb) in trace_log_indent()
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Debb.h29 struct trace_buffer *trace;
/Linux-v5.4/arch/powerpc/oprofile/cell/
Dspu_profiler.c76 u64 trace_buffer[2]; in spu_pc_extract() local
90 cbe_read_trace_buffer(cpu, trace_buffer); in spu_pc_extract()
97 = (spu_mask & trace_buffer[0]) << 2; in spu_pc_extract()
99 = (spu_mask & trace_buffer[1]) << 2; in spu_pc_extract()
101 trace_buffer[0] = trace_buffer[0] >> NUM_SPU_BITS_TRBUF; in spu_pc_extract()
102 trace_buffer[1] = trace_buffer[1] >> NUM_SPU_BITS_TRBUF; in spu_pc_extract()
/Linux-v5.4/kernel/trace/
Dtrace.c591 static u64 buffer_ftrace_now(struct trace_buffer *buf, int cpu) in buffer_ftrace_now()
607 return buffer_ftrace_now(&global_trace.trace_buffer, cpu); in ftrace_now()
784 if (tr->trace_buffer.buffer) in tracer_tracing_on()
785 ring_buffer_record_on(tr->trace_buffer.buffer); in tracer_tracing_on()
853 buffer = global_trace.trace_buffer.buffer; in __trace_puts()
901 buffer = global_trace.trace_buffer.buffer; in __trace_bputs()
1024 static int resize_buffer_duplicate_size(struct trace_buffer *trace_buf,
1025 struct trace_buffer *size_buf, int cpu_id);
1026 static void set_buffer_entries(struct trace_buffer *buf, unsigned long val);
1036 &tr->trace_buffer, RING_BUFFER_ALL_CPUS); in tracing_alloc_snapshot_instance()
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Dtrace_selftest.c26 static int trace_test_buffer_cpu(struct trace_buffer *buf, int cpu) in trace_test_buffer_cpu()
63 static int __maybe_unused trace_test_buffer(struct trace_buffer *buf, unsigned long *count) in trace_test_buffer()
365 ret = trace_test_buffer(&tr->trace_buffer, &count); in trace_selftest_startup_dynamic_tracing()
386 ret = trace_test_buffer(&tr->trace_buffer, &count); in trace_selftest_startup_dynamic_tracing()
685 ret = trace_test_buffer(&tr->trace_buffer, &count); in trace_selftest_startup_function()
771 tracing_reset_online_cpus(&tr->trace_buffer); in trace_selftest_startup_function_graph()
793 ret = trace_test_buffer(&tr->trace_buffer, &count); in trace_selftest_startup_function_graph()
851 ret = trace_test_buffer(&tr->trace_buffer, NULL); in trace_selftest_startup_irqsoff()
913 ret = trace_test_buffer(&tr->trace_buffer, NULL); in trace_selftest_startup_preemptoff()
979 ret = trace_test_buffer(&tr->trace_buffer, NULL); in trace_selftest_startup_preemptirqsoff()
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Dtrace_kdb.c46 ring_buffer_read_prepare(iter.trace_buffer->buffer, in ftrace_dump_buf()
54 ring_buffer_read_prepare(iter.trace_buffer->buffer, in ftrace_dump_buf()
127 atomic_inc(&per_cpu_ptr(iter.trace_buffer->data, cpu)->disabled); in kdb_ftdump()
142 atomic_dec(&per_cpu_ptr(iter.trace_buffer->data, cpu)->disabled); in kdb_ftdump()
Dtrace_sched_wakeup.c85 *data = per_cpu_ptr(tr->trace_buffer.data, cpu); in func_prolog_preempt_disable()
381 struct ring_buffer *buffer = tr->trace_buffer.buffer; in tracing_sched_switch_trace()
411 struct ring_buffer *buffer = tr->trace_buffer.buffer; in tracing_sched_wakeup_trace()
462 disabled = atomic_inc_return(&per_cpu_ptr(wakeup_trace->trace_buffer.data, cpu)->disabled); in probe_wakeup_sched_switch()
474 data = per_cpu_ptr(wakeup_trace->trace_buffer.data, wakeup_cpu); in probe_wakeup_sched_switch()
497 atomic_dec(&per_cpu_ptr(wakeup_trace->trace_buffer.data, cpu)->disabled); in probe_wakeup_sched_switch()
516 tracing_reset_online_cpus(&tr->trace_buffer); in wakeup_reset()
554 disabled = atomic_inc_return(&per_cpu_ptr(wakeup_trace->trace_buffer.data, cpu)->disabled); in probe_wakeup()
586 data = per_cpu_ptr(wakeup_trace->trace_buffer.data, wakeup_cpu); in probe_wakeup()
601 atomic_dec(&per_cpu_ptr(wakeup_trace->trace_buffer.data, cpu)->disabled); in probe_wakeup()
Dtrace_mmiotrace.c35 tracing_reset_online_cpus(&tr->trace_buffer); in mmio_reset_data()
125 unsigned long over = ring_buffer_overruns(iter->trace_buffer->buffer); in count_overruns()
300 struct ring_buffer *buffer = tr->trace_buffer.buffer; in __trace_mmiotrace_rw()
321 struct trace_array_cpu *data = per_cpu_ptr(tr->trace_buffer.data, smp_processor_id()); in mmio_trace_rw()
330 struct ring_buffer *buffer = tr->trace_buffer.buffer; in __trace_mmiotrace_map()
354 data = per_cpu_ptr(tr->trace_buffer.data, smp_processor_id()); in mmio_trace_mapping()
Dtrace_irqsoff.c125 *data = per_cpu_ptr(tr->trace_buffer.data, cpu); in func_prolog_dec()
170 tracing_reset_online_cpus(&irqsoff_trace->trace_buffer); in irqsoff_display_graph()
385 data = per_cpu_ptr(tr->trace_buffer.data, cpu); in start_critical_timing()
423 data = per_cpu_ptr(tr->trace_buffer.data, cpu); in stop_critical_timing()
Dtrace_functions.c104 tr->trace_buffer.cpu = get_cpu(); in function_trace_init()
121 tracing_reset_online_cpus(&tr->trace_buffer); in function_trace_start()
146 data = per_cpu_ptr(tr->trace_buffer.data, cpu); in function_trace_call()
195 data = per_cpu_ptr(tr->trace_buffer.data, cpu); in function_stack_trace_call()
Dtrace_functions_graph.c104 struct ring_buffer *buffer = tr->trace_buffer.buffer; in __trace_graph_entry()
174 data = per_cpu_ptr(tr->trace_buffer.data, cpu); in trace_graph_entry()
224 struct ring_buffer *buffer = tr->trace_buffer.buffer; in __trace_graph_return()
255 data = per_cpu_ptr(tr->trace_buffer.data, cpu); in trace_graph_return()
447 ring_buffer_consume(iter->trace_buffer->buffer, iter->cpu, in get_return_for_leaf()
449 event = ring_buffer_peek(iter->trace_buffer->buffer, iter->cpu, in get_return_for_leaf()
506 usecs = iter->ts - iter->trace_buffer->time_start; in print_graph_rel_time()
Dtrace_branch.c58 data = this_cpu_ptr(tr->trace_buffer.data); in probe_likely_condition()
63 buffer = tr->trace_buffer.buffer; in probe_likely_condition()
Dtrace.h176 struct trace_buffer { struct
249 struct trace_buffer trace_buffer; member
262 struct trace_buffer max_buffer;
681 void tracing_reset_online_cpus(struct trace_buffer *buf);
1042 return !this_cpu_read(tr->trace_buffer.data->ftrace_ignore_pid); in ftrace_trace_task()
Dtrace_events.c240 data = this_cpu_ptr(tr->trace_buffer.data); in trace_event_ignore_this_pid()
549 this_cpu_write(tr->trace_buffer.data->ignore_pid, in event_filter_pid_sched_switch_probe_pre()
563 this_cpu_write(tr->trace_buffer.data->ignore_pid, in event_filter_pid_sched_switch_probe_post()
574 if (!this_cpu_read(tr->trace_buffer.data->ignore_pid)) in event_filter_pid_sched_wakeup_probe_pre()
579 this_cpu_write(tr->trace_buffer.data->ignore_pid, in event_filter_pid_sched_wakeup_probe_pre()
590 if (this_cpu_read(tr->trace_buffer.data->ignore_pid)) in event_filter_pid_sched_wakeup_probe_post()
596 this_cpu_write(tr->trace_buffer.data->ignore_pid, in event_filter_pid_sched_wakeup_probe_post()
628 per_cpu_ptr(tr->trace_buffer.data, cpu)->ignore_pid = false; in __ftrace_clear_event_pids()
1570 this_cpu_write(tr->trace_buffer.data->ignore_pid, in ignore_task_cpu()
Dtrace_syscalls.c343 buffer = tr->trace_buffer.buffer; in ftrace_syscall_enter()
389 buffer = tr->trace_buffer.buffer; in ftrace_syscall_exit()
Dtrace_hwlat.c107 struct ring_buffer *buffer = tr->trace_buffer.buffer; in trace_hwlat_sample()
Dblktrace.c79 buffer = blk_tr->trace_buffer.buffer; in trace_note()
252 buffer = blk_tr->trace_buffer.buffer; in __blk_add_trace()
Dftrace.c149 if (tr && this_cpu_read(tr->trace_buffer.data->ftrace_ignore_pid)) in ftrace_pid_func()
6424 this_cpu_write(tr->trace_buffer.data->ftrace_ignore_pid, in ftrace_filter_pid_sched_switch_probe()
6478 per_cpu_ptr(tr->trace_buffer.data, cpu)->ftrace_ignore_pid = false; in clear_ftrace_pids()
6602 this_cpu_write(tr->trace_buffer.data->ftrace_ignore_pid, in ignore_task_cpu()
Dtrace_output.c526 unsigned long long abs_ts = iter->ts - iter->trace_buffer->time_start; in lat_print_timestamp()
Dtrace_events_hist.c898 buffer = trace_file->tr->trace_buffer.buffer; in trace_event_raw_event_synth()
/Linux-v5.4/include/linux/
Dtrace_events.h14 struct trace_buffer;
77 struct trace_buffer *trace_buffer; member
/Linux-v5.4/arch/powerpc/oprofile/
Dop_model_cell.c1484 u64 trace_buffer[2]; in cell_handle_interrupt_spu() local
1528 cbe_read_trace_buffer(cpu, trace_buffer); in cell_handle_interrupt_spu()
1547 trace_entry = trace_buffer[0] in cell_handle_interrupt_spu()
1554 last_trace_buffer = trace_buffer[0]; in cell_handle_interrupt_spu()
/Linux-v5.4/drivers/net/ethernet/qlogic/qed/
Dqed_hsi.h13370 u8 trace_buffer[MCP_TRACE_SIZE]; member
13371 #define MCP_TRACE_BUF ((u8 *)(STRUCT_OFFSET(trace_buffer)))