28 	const char *p;  in trace_boot_set_instance_options()  local
33 	xbc_node_for_each_array_value(node, "options", anode, p) {  in trace_boot_set_instance_options()
34 		if (strscpy(buf, p, ARRAY_SIZE(buf)) < 0) {  in trace_boot_set_instance_options()
35 			pr_err("String is too long: %s\n", p);  in trace_boot_set_instance_options()
43 	p = xbc_node_find_value(node, "tracing_on", NULL);  in trace_boot_set_instance_options()
44 	if (p && *p != '\0') {  in trace_boot_set_instance_options()
45 		if (kstrtoul(p, 10, &v))  in trace_boot_set_instance_options()
46 			pr_err("Failed to set tracing on: %s\n", p);  in trace_boot_set_instance_options()
53 	p = xbc_node_find_value(node, "trace_clock", NULL);  in trace_boot_set_instance_options()
54 	if (p && *p != '\0') {  in trace_boot_set_instance_options()
55 		if (tracing_set_clock(tr, p) < 0)  in trace_boot_set_instance_options()
56 			pr_err("Failed to set trace clock: %s\n", p);  in trace_boot_set_instance_options()
59 	p = xbc_node_find_value(node, "buffer_size", NULL);  in trace_boot_set_instance_options()
60 	if (p && *p != '\0') {  in trace_boot_set_instance_options()
61 		v = memparse(p, NULL);  in trace_boot_set_instance_options()
63 			pr_err("Buffer size is too small: %s\n", p);  in trace_boot_set_instance_options()
65 			pr_err("Failed to resize trace buffer to %s\n", p);  in trace_boot_set_instance_options()
68 	p = xbc_node_find_value(node, "cpumask", NULL);  in trace_boot_set_instance_options()
69 	if (p && *p != '\0') {  in trace_boot_set_instance_options()
73 			if (cpumask_parse(p, new_mask) < 0 ||  in trace_boot_set_instance_options()
75 				pr_err("Failed to set new CPU mask %s\n", p);  in trace_boot_set_instance_options()
87 	const char *p;  in trace_boot_enable_events()  local
89 	xbc_node_for_each_array_value(node, "events", anode, p) {  in trace_boot_enable_events()
90 		if (strscpy(buf, p, ARRAY_SIZE(buf)) < 0) {  in trace_boot_enable_events()
91 			pr_err("String is too long: %s\n", p);  in trace_boot_enable_events()
96 			pr_err("Failed to enable event: %s\n", p);  in trace_boot_enable_events()
144 	const char *p;  in trace_boot_add_synth_event()  local
153 	xbc_node_for_each_array_value(node, "fields", anode, p) {  in trace_boot_add_synth_event()
154 		ret = synth_event_add_field_str(&cmd, p);  in trace_boot_add_synth_event()
200 	char *p = *bufp;  in append_str_nospace()  local
203 	while (p < end - 1 && *str != '\0') {  in append_str_nospace()
205 			*(p++) = *str;  in append_str_nospace()
208 	*p = '\0';  in append_str_nospace()
209 	if (p == end - 1) {  in append_str_nospace()
213 	len = p - *bufp;  in append_str_nospace()
214 	*bufp = p;  in append_str_nospace()
223 	const char *p;  in trace_boot_hist_add_array()  local
226 	p = xbc_node_find_value(hnode, key, &anode);  in trace_boot_hist_add_array()
227 	if (p) {  in trace_boot_hist_add_array()
235 		xbc_array_for_each_value(anode, p) {  in trace_boot_hist_add_array()
236 			append_printf(bufp, end, "%c%s", sep, p);  in trace_boot_hist_add_array()
252 	const char *p;  in trace_boot_hist_add_one_handler()  local
256 	p = xbc_node_find_value(hnode, param, NULL);  in trace_boot_hist_add_one_handler()
257 	if (!p) {  in trace_boot_hist_add_one_handler()
262 	append_printf(bufp, end, ":%s(%s)", handler, p);  in trace_boot_hist_add_one_handler()
280 		xbc_array_for_each_value(anode, p) {  in trace_boot_hist_add_one_handler()
281 			append_printf(bufp, end, "%c%s", sep, p);  in trace_boot_hist_add_one_handler()
302 	const char *p, *handler;  in trace_boot_hist_add_handlers()  local
308 		p = xbc_node_get_data(node);  in trace_boot_hist_add_handlers()
309 		if (!isdigit(p[0]))  in trace_boot_hist_add_handlers()
350 	const char *p;  in trace_boot_compose_hist_cmd()  local
369 	p = xbc_node_find_value(hnode, "size", NULL);  in trace_boot_compose_hist_cmd()
370 	if (p)  in trace_boot_compose_hist_cmd()
371 		append_printf(&buf, end, ":size=%s", p);  in trace_boot_compose_hist_cmd()
373 	p = xbc_node_find_value(hnode, "name", NULL);  in trace_boot_compose_hist_cmd()
374 	if (p)  in trace_boot_compose_hist_cmd()
375 		append_printf(&buf, end, ":name=%s", p);  in trace_boot_compose_hist_cmd()
379 		xbc_node_for_each_key_value(node, knode, p) {  in trace_boot_compose_hist_cmd()
383 			append_str_nospace(&buf, end, p);  in trace_boot_compose_hist_cmd()
406 	p = xbc_node_find_value(hnode, "filter", NULL);  in trace_boot_compose_hist_cmd()
407 	if (p)  in trace_boot_compose_hist_cmd()
408 		append_printf(&buf, end, " if %s", p);  in trace_boot_compose_hist_cmd()
423 	const char *p;  in trace_boot_init_histograms()  local
427 		p = xbc_node_get_data(node);  in trace_boot_init_histograms()
428 		if (!isdigit(p[0]))  in trace_boot_init_histograms()
468 	const char *p, *group, *event;  in trace_boot_init_one_event()  local
487 	p = xbc_node_find_value(enode, "filter", NULL);  in trace_boot_init_one_event()
488 	if (p && *p != '\0') {  in trace_boot_init_one_event()
489 		if (strscpy(buf, p, ARRAY_SIZE(buf)) < 0)  in trace_boot_init_one_event()
490 			pr_err("filter string is too long: %s\n", p);  in trace_boot_init_one_event()
496 		xbc_node_for_each_array_value(enode, "actions", anode, p) {  in trace_boot_init_one_event()
497 			if (strscpy(buf, p, ARRAY_SIZE(buf)) < 0)  in trace_boot_init_one_event()
498 				pr_err("action string is too long: %s\n", p);  in trace_boot_init_one_event()
500 				pr_err("Failed to apply an action: %s\n", p);  in trace_boot_init_one_event()
563 	const char *p;  in trace_boot_set_ftrace_filter()  local
566 	xbc_node_for_each_array_value(node, "ftrace.filters", anode, p) {  in trace_boot_set_ftrace_filter()
567 		q = kstrdup(p, GFP_KERNEL);  in trace_boot_set_ftrace_filter()
571 			pr_err("Failed to add %s to ftrace filter\n", p);  in trace_boot_set_ftrace_filter()
576 	xbc_node_for_each_array_value(node, "ftrace.notraces", anode, p) {  in trace_boot_set_ftrace_filter()
577 		q = kstrdup(p, GFP_KERNEL);  in trace_boot_set_ftrace_filter()
581 			pr_err("Failed to add %s to ftrace filter\n", p);  in trace_boot_set_ftrace_filter()
594 	const char *p;  in trace_boot_enable_tracer()  local
598 	p = xbc_node_find_value(node, "tracer", NULL);  in trace_boot_enable_tracer()
599 	if (p && *p != '\0') {  in trace_boot_enable_tracer()
600 		if (tracing_set_tracer(tr, p) < 0)  in trace_boot_enable_tracer()
601 			pr_err("Failed to set given tracer: %s\n", p);  in trace_boot_enable_tracer()
625 	const char *p;  in trace_boot_init_instances()  local
632 		p = xbc_node_get_data(inode);  in trace_boot_init_instances()
633 		if (!p || *p == '\0')  in trace_boot_init_instances()
636 		tr = trace_array_get_by_name(p);  in trace_boot_init_instances()
638 			pr_err("Failed to get trace instance %s\n", p);  in trace_boot_init_instances()