615 	struct tracer *tracer = tr->current_trace;  in tracing_snapshot()
1071 		WARN_ON_ONCE(tr->current_trace != &nop_trace);  in update_max_tr()
1104 		WARN_ON_ONCE(tr->current_trace != &nop_trace);  in update_max_tr_single()
1144 	struct tracer *saved_tracer = tr->current_trace;  in run_tracer_selftest()
1159 	tr->current_trace = type;  in run_tracer_selftest()
1175 	tr->current_trace = saved_tracer;  in run_tracer_selftest()
2470 	if (unlikely(tr->current_trace && iter->trace->name != tr->current_trace->name))  in s_start()
2471 		*iter->trace = *tr->current_trace;  in s_start()
3051 	*iter->trace = *tr->current_trace;  in __tracing_open()
3060 	if (tr->current_trace->print_max || snapshot)  in __tracing_open()
3475 	tracer_flags = tr->current_trace->flags->val;  in tracing_trace_options_show()
3476 	trace_opts = tr->current_trace->flags->opts;  in tracing_trace_options_show()
3500 	struct tracer *trace = tr->current_trace;  in __set_tracer_option()
3517 	struct tracer *trace = tr->current_trace;  in set_tracer_option()
3548 	if (tr->current_trace->flag_changed)  in set_tracer_flag()
3549 		if (tr->current_trace->flag_changed(tr, mask, !!enabled))  in set_tracer_flag()
4134 	r = sprintf(buf, "%s\n", tr->current_trace->name);  in tracing_set_trace_read()
4204 	    !tr->current_trace->use_max_tr)  in __tracing_resize_ring_buffer()
4311 	if (tr->current_trace == &nop_trace)  in tracing_set_nop()
4314 	tr->current_trace->enabled--;  in tracing_set_nop()
4316 	if (tr->current_trace->reset)  in tracing_set_nop()
4317 		tr->current_trace->reset(tr);  in tracing_set_nop()
4319 	tr->current_trace = &nop_trace;  in tracing_set_nop()
4364 	if (t == tr->current_trace)  in tracing_set_tracer()
4374 	if (tr->current_trace->ref) {  in tracing_set_tracer()
4381 	tr->current_trace->enabled--;  in tracing_set_tracer()
4383 	if (tr->current_trace->reset)  in tracing_set_tracer()
4384 		tr->current_trace->reset(tr);  in tracing_set_tracer()
4387 	tr->current_trace = &nop_trace;  in tracing_set_tracer()
4420 	tr->current_trace = t;  in tracing_set_tracer()
4421 	tr->current_trace->enabled++;  in tracing_set_tracer()
4511 	if (tr->current_trace->update_thresh) {  in tracing_thresh_write()
4512 		ret = tr->current_trace->update_thresh(tr);  in tracing_thresh_write()
4561 	iter->trace = tr->current_trace;  in tracing_open_pipe()
4589 	tr->current_trace->ref++;  in tracing_open_pipe()
4609 	tr->current_trace->ref--;  in tracing_release_pipe()
5329 	if (tr->current_trace->use_max_tr) {  in tracing_snapshot_write()
5540 	info->iter.trace	= tr->current_trace;  in tracing_buffers_open()
5548 	tr->current_trace->ref++;  in tracing_buffers_open()
5581 	if (iter->snapshot && iter->tr->current_trace->use_max_tr)  in tracing_buffers_read()
5642 	iter->tr->current_trace->ref--;  in tracing_buffers_release()
5730 	if (iter->snapshot && iter->tr->current_trace->use_max_tr)  in tracing_buffers_splice_read()
6407 			if (tr->current_trace->start)  in rb_simple_write()
6408 				tr->current_trace->start(tr);  in rb_simple_write()
6411 			if (tr->current_trace->stop)  in rb_simple_write()
6412 				tr->current_trace->stop(tr);  in rb_simple_write()
6541 	tr->current_trace = &nop_trace;  in instance_mkdir()
6599 	if (tr->ref || (tr->current_trace && tr->current_trace->ref))  in instance_rmdir()
6869 	if (global_trace.current_trace != &nop_trace)  in tracer_init_tracefs()
6870 		update_tracer_options(&global_trace, global_trace.current_trace);  in tracer_init_tracefs()
6948 	iter->trace = iter->tr->current_trace;  in trace_init_global_iter()
7131 	global_trace.current_trace = &nop_trace;  in tracer_alloc_buffers()