__perf_output_begin  268 kernel/events/ring_buffer.c 	return __perf_output_begin(handle, event, size, false);
__perf_output_begin  274 kernel/events/ring_buffer.c 	return __perf_output_begin(handle, event, size, true);
__perf_output_begin  281 kernel/events/ring_buffer.c 	return __perf_output_begin(handle, event, size,