1801 	struct stack_trace trace;  in __ftrace_trace_stack()  local
1805 	trace.nr_entries	= 0;  in __ftrace_trace_stack()
1806 	trace.skip		= skip;  in __ftrace_trace_stack()
1826 		trace.entries		= this_cpu_ptr(ftrace_stack.calls);  in __ftrace_trace_stack()
1827 		trace.max_entries	= FTRACE_STACK_MAX_ENTRIES;  in __ftrace_trace_stack()
1830 			save_stack_trace_regs(regs, &trace);  in __ftrace_trace_stack()
1832 			save_stack_trace(&trace);  in __ftrace_trace_stack()
1834 		if (trace.nr_entries > size)  in __ftrace_trace_stack()
1835 			size = trace.nr_entries;  in __ftrace_trace_stack()
1851 		memcpy(&entry->caller, trace.entries,  in __ftrace_trace_stack()
1852 		       trace.nr_entries * sizeof(unsigned long));  in __ftrace_trace_stack()
1854 		trace.max_entries	= FTRACE_STACK_ENTRIES;  in __ftrace_trace_stack()
1855 		trace.entries		= entry->caller;  in __ftrace_trace_stack()
1857 			save_stack_trace_regs(regs, &trace);  in __ftrace_trace_stack()
1859 			save_stack_trace(&trace);  in __ftrace_trace_stack()
1862 	entry->size = trace.nr_entries;  in __ftrace_trace_stack()
1929 	struct stack_trace trace;  in ftrace_trace_userstack()  local
1960 	trace.nr_entries	= 0;  in ftrace_trace_userstack()
1961 	trace.max_entries	= FTRACE_STACK_ENTRIES;  in ftrace_trace_userstack()
1962 	trace.skip		= 0;  in ftrace_trace_userstack()
1963 	trace.entries		= entry->caller;  in ftrace_trace_userstack()
1965 	save_stack_trace_user(&trace);  in ftrace_trace_userstack()
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()
2475 	if (iter->snapshot && iter->trace->use_max_tr)  in s_start()
2520 	if (iter->snapshot && iter->trace->use_max_tr)  in s_stop()
2607 	struct tracer *type = iter->trace;  in print_trace_header()
2711 		return event->funcs->trace(iter, sym_flags, event);  in print_trace_fmt()
2837 	if (iter->trace && iter->trace->print_line) {  in print_trace_line()
2838 		ret = iter->trace->print_line(iter);  in print_trace_line()
2968 			seq_printf(m, "# tracer: %s\n", iter->trace->name);  in s_show()
2974 		else if (iter->trace && iter->trace->print_header)  in s_show()
2975 			iter->trace->print_header(m);  in s_show()
3047 	iter->trace = kzalloc(sizeof(*iter->trace), GFP_KERNEL);  in __tracing_open()
3048 	if (!iter->trace)  in __tracing_open()
3051 	*iter->trace = *tr->current_trace;  in __tracing_open()
3071 	if (iter->trace && iter->trace->open)  in __tracing_open()
3072 		iter->trace->open(iter);  in __tracing_open()
3111 	kfree(iter->trace);  in __tracing_open()
3172 	if (iter->trace && iter->trace->close)  in tracing_release()
3173 		iter->trace->close(iter);  in tracing_release()
3185 	kfree(iter->trace);  in tracing_release()
3500 	struct tracer *trace = tr->current_trace;  in __set_tracer_option()  local
3503 	ret = trace->set_flag(tr, tracer_flags->val, opts->bit, !neg);  in __set_tracer_option()
3517 	struct tracer *trace = tr->current_trace;  in set_tracer_option()  local
3518 	struct tracer_flags *tracer_flags = trace->flags;  in set_tracer_option()
3526 			return __set_tracer_option(tr, trace->flags, opts, neg);  in set_tracer_option()
4561 	iter->trace = tr->current_trace;  in tracing_open_pipe()
4584 	if (iter->trace->pipe_open)  in tracing_open_pipe()
4585 		iter->trace->pipe_open(iter);  in tracing_open_pipe()
4595 	kfree(iter->trace);  in tracing_open_pipe()
4611 	if (iter->trace->pipe_close)  in tracing_release_pipe()
4612 		iter->trace->pipe_close(iter);  in tracing_release_pipe()
4710 	if (iter->trace->read) {  in tracing_read_pipe()
4711 		sret = iter->trace->read(iter, filp, ubuf, cnt, ppos);  in tracing_read_pipe()
4872 	if (iter->trace->splice_read) {  in tracing_splice_read_pipe()
4873 		ret = iter->trace->splice_read(iter, filp,  in tracing_splice_read_pipe()
5419 	if (info->iter.trace->use_max_tr) {  in snapshot_raw_open()
5540 	info->iter.trace	= tr->current_trace;  in tracing_buffers_open()
6948 	iter->trace = iter->tr->current_trace;  in trace_init_global_iter()
6952 	if (iter->trace && iter->trace->open)  in trace_init_global_iter()
6953 		iter->trace->open(iter);  in trace_init_global_iter()