perf/util/trace-event-info.c

90 	char *path = get_events_file("header_page");
94 	if (!path) {
99 	if (stat(path, &st) < 0) {
100 		pr_debug("can't read '%s'", path);
109 	if (record_file(path, 8) < 0) {
114 	put_events_file(path);
116 	path = get_events_file("header_event");
117 	if (!path) {
123 	if (stat(path, &st) < 0) {
124 		pr_debug("can't read '%s'", path);
133 	if (record_file(path, 8) < 0) {
140 	put_events_file(path);
226 	char *path;
229 	path = get_events_file("ftrace");
230 	if (!path) {
235 	ret = copy_event_system(path, tps);
237 	put_tracing_file(path);
257 	char *path;
264 	path = get_tracing_file("events");
265 	if (!path) {
270 	dir = opendir(path);
273 		pr_debug("can't read directory '%s'", path);
297 		if (asprintf(&sys, "%s/%s", path, dent->d_name) < 0) {
318 	put_tracing_file(path);
330 	 * different path) couldn't be read.
338 	char *path;
342 	path = get_tracing_file("printk_formats");
343 	if (!path) {
348 	ret = stat(path, &st);
356 	err = record_file(path, 4);
359 	put_tracing_file(path);
366 	char *path;
370 	path = get_tracing_file("saved_cmdlines");
371 	if (!path) {
376 	ret = stat(path, &st);
384 	err = record_file(path, 8);
387 	put_tracing_file(path);
406 	struct tracepoint_path *path = NULL;
444 				path = zalloc(sizeof(*path));
445 				if (!path)
447 				if (asprintf(&path->system, "%.*s",
449 					free(path);
452 				if (asprintf(&path->name, "%.*s",
454 					zfree(&path->system);
455 					free(path);
458 				return path;
472 	struct tracepoint_path *path = tracepoint_id_to_path(config);
475 	if (path && asprintf(&buf, "%s:%s", path->system, path->name) < 0)
478 	put_tracepoints_path(path);
484 	struct tracepoint_path *path = zalloc(sizeof(*path));
487 	if (path == NULL || str == NULL) {
488 		free(path);
492 	path->system = strndup(name, str - name);
493 	path->name = strdup(str+1);
495 	if (path->system == NULL || path->name == NULL) {
496 		zfree(&path->system);
497 		zfree(&path->name);
498 		zfree(&path);
501 	return path;
507 	struct tracepoint_path path, *ppath = &path;
532 			put_tracepoints_path(path.next);
539 	return nr_tracepoints > 0 ? path.next : NULL;