1805 	struct stack_trace trace;  in __ftrace_trace_stack()  local
1809 	trace.nr_entries	= 0;  in __ftrace_trace_stack()
1810 	trace.skip		= skip;  in __ftrace_trace_stack()
1830 		trace.entries		= this_cpu_ptr(ftrace_stack.calls);  in __ftrace_trace_stack()
1831 		trace.max_entries	= FTRACE_STACK_MAX_ENTRIES;  in __ftrace_trace_stack()
1834 			save_stack_trace_regs(regs, &trace);  in __ftrace_trace_stack()
1836 			save_stack_trace(&trace);  in __ftrace_trace_stack()
1838 		if (trace.nr_entries > size)  in __ftrace_trace_stack()
1839 			size = trace.nr_entries;  in __ftrace_trace_stack()
1855 		memcpy(&entry->caller, trace.entries,  in __ftrace_trace_stack()
1856 		       trace.nr_entries * sizeof(unsigned long));  in __ftrace_trace_stack()
1858 		trace.max_entries	= FTRACE_STACK_ENTRIES;  in __ftrace_trace_stack()
1859 		trace.entries		= entry->caller;  in __ftrace_trace_stack()
1861 			save_stack_trace_regs(regs, &trace);  in __ftrace_trace_stack()
1863 			save_stack_trace(&trace);  in __ftrace_trace_stack()
1866 	entry->size = trace.nr_entries;  in __ftrace_trace_stack()
1926 	struct stack_trace trace;  in ftrace_trace_userstack()  local
1957 	trace.nr_entries	= 0;  in ftrace_trace_userstack()
1958 	trace.max_entries	= FTRACE_STACK_ENTRIES;  in ftrace_trace_userstack()
1959 	trace.skip		= 0;  in ftrace_trace_userstack()
1960 	trace.entries		= entry->caller;  in ftrace_trace_userstack()
1962 	save_stack_trace_user(&trace);  in ftrace_trace_userstack()
2467 	if (unlikely(tr->current_trace && iter->trace->name != tr->current_trace->name))  in s_start()
2468 		*iter->trace = *tr->current_trace;  in s_start()
2472 	if (iter->snapshot && iter->trace->use_max_tr)  in s_start()
2517 	if (iter->snapshot && iter->trace->use_max_tr)  in s_stop()
2604 	struct tracer *type = iter->trace;  in print_trace_header()
2711 		return event->funcs->trace(iter, sym_flags, event);  in print_trace_fmt()
2842 	if (iter->trace && iter->trace->print_line) {  in print_trace_line()
2843 		ret = iter->trace->print_line(iter);  in print_trace_line()
2976 			seq_printf(m, "# tracer: %s\n", iter->trace->name);  in s_show()
2982 		else if (iter->trace && iter->trace->print_header)  in s_show()
2983 			iter->trace->print_header(m);  in s_show()
3055 	iter->trace = kzalloc(sizeof(*iter->trace), GFP_KERNEL);  in __tracing_open()
3056 	if (!iter->trace)  in __tracing_open()
3059 	*iter->trace = *tr->current_trace;  in __tracing_open()
3079 	if (iter->trace && iter->trace->open)  in __tracing_open()
3080 		iter->trace->open(iter);  in __tracing_open()
3119 	kfree(iter->trace);  in __tracing_open()
3180 	if (iter->trace && iter->trace->close)  in tracing_release()
3181 		iter->trace->close(iter);  in tracing_release()
3193 	kfree(iter->trace);  in tracing_release()
3508 	struct tracer *trace = tr->current_trace;  in __set_tracer_option()  local
3511 	ret = trace->set_flag(tr, tracer_flags->val, opts->bit, !neg);  in __set_tracer_option()
3525 	struct tracer *trace = tr->current_trace;  in set_tracer_option()  local
3526 	struct tracer_flags *tracer_flags = trace->flags;  in set_tracer_option()
3534 			return __set_tracer_option(tr, trace->flags, opts, neg);  in set_tracer_option()
4592 	iter->trace = tr->current_trace;  in tracing_open_pipe()
4615 	if (iter->trace->pipe_open)  in tracing_open_pipe()
4616 		iter->trace->pipe_open(iter);  in tracing_open_pipe()
4626 	kfree(iter->trace);  in tracing_open_pipe()
4642 	if (iter->trace->pipe_close)  in tracing_release_pipe()
4643 		iter->trace->pipe_close(iter);  in tracing_release_pipe()
4743 	if (iter->trace->read) {  in tracing_read_pipe()
4744 		sret = iter->trace->read(iter, filp, ubuf, cnt, ppos);  in tracing_read_pipe()
4905 	if (iter->trace->splice_read) {  in tracing_splice_read_pipe()
4906 		ret = iter->trace->splice_read(iter, filp,  in tracing_splice_read_pipe()
5452 	if (info->iter.trace->use_max_tr) {  in snapshot_raw_open()
5575 	info->iter.trace	= tr->current_trace;  in tracing_buffers_open()
7073 	iter->trace = iter->tr->current_trace;  in trace_init_global_iter()
7077 	if (iter->trace && iter->trace->open)  in trace_init_global_iter()
7078 		iter->trace->open(iter);  in trace_init_global_iter()