1185 	struct tracer *tracer = tr->current_trace;  in tracing_snapshot_instance_cond()
1456 	if (tr->current_trace->use_max_tr)  in tracing_snapshot_cond_enable()
1954 		WARN_ON_ONCE(tr->current_trace != &nop_trace);  in update_max_tr()
2001 		WARN_ON_ONCE(tr->current_trace != &nop_trace);  in update_max_tr_single()
2097 	struct tracer *saved_tracer = tr->current_trace;  in run_tracer_selftest()
2126 	tr->current_trace = type;  in run_tracer_selftest()
2142 	tr->current_trace = saved_tracer;  in run_tracer_selftest()
3901 	if (unlikely(tr->current_trace != iter->trace)) {  in s_start()
3905 		iter->trace = tr->current_trace;  in s_start()
4592 	iter->trace = tr->current_trace;  in __tracing_open()
4601 	if (tr->current_trace->print_max || snapshot)  in __tracing_open()
4823 		if (tr->current_trace->print_max)  in tracing_open()
5113 	tracer_flags = tr->current_trace->flags->val;  in tracing_trace_options_show()
5114 	trace_opts = tr->current_trace->flags->opts;  in tracing_trace_options_show()
5154 	struct tracer *trace = tr->current_trace;  in set_tracer_option()
5190 	if (tr->current_trace->flag_changed)  in set_tracer_flag()
5191 		if (tr->current_trace->flag_changed(tr, mask, !!enabled))  in set_tracer_flag()
5857 	r = sprintf(buf, "%s\n", tr->current_trace->name);  in tracing_set_trace_read()
6047 	if (tr->current_trace == &nop_trace)  in tracing_set_nop()
6050 	tr->current_trace->enabled--;  in tracing_set_nop()
6052 	if (tr->current_trace->reset)  in tracing_set_nop()
6053 		tr->current_trace->reset(tr);  in tracing_set_nop()
6055 	tr->current_trace = &nop_trace;  in tracing_set_nop()
6100 	if (t == tr->current_trace)  in tracing_set_tracer()
6131 	tr->current_trace->enabled--;  in tracing_set_tracer()
6133 	if (tr->current_trace->reset)  in tracing_set_tracer()
6134 		tr->current_trace->reset(tr);  in tracing_set_tracer()
6137 	had_max_tr = tr->current_trace->use_max_tr;  in tracing_set_tracer()
6140 	tr->current_trace = &nop_trace;  in tracing_set_tracer()
6161 	tr->current_trace = &nop_trace;  in tracing_set_tracer()
6175 	tr->current_trace = t;  in tracing_set_tracer()
6176 	tr->current_trace->enabled++;  in tracing_set_tracer()
6262 	if (tr->current_trace->update_thresh) {  in tracing_thresh_write()
6263 		ret = tr->current_trace->update_thresh(tr);  in tracing_thresh_write()
6343 	iter->trace = tr->current_trace;  in tracing_open_pipe()
7254 	if (tr->current_trace->use_max_tr)  in tracing_snapshot_write()
7859 	info->iter.trace	= tr->current_trace;  in tracing_buffers_open()
7902 	if (iter->snapshot && iter->tr->current_trace->use_max_tr)  in tracing_buffers_read()
8088 	if (iter->snapshot && iter->tr->current_trace->use_max_tr)  in tracing_buffers_splice_read()
9028 			if (tr->current_trace->start)  in rb_simple_write()
9029 				tr->current_trace->start(tr);  in rb_simple_write()
9032 			if (tr->current_trace->stop)  in rb_simple_write()
9033 				tr->current_trace->stop(tr);  in rb_simple_write()
9405 	tr->current_trace = &nop_trace;  in trace_array_create_systems()
9550 	if (tr->ref > 1 || (tr->current_trace && tr->trace_ref))  in __remove_instance()
10054 	iter->trace = iter->tr->current_trace;  in trace_init_iter()
10554 	global_trace.current_trace = &nop_trace;  in tracer_alloc_buffers()