435 	struct ftrace_event_field *field, *next;  in user_event_destroy_fields()  local
438 	list_for_each_entry_safe(field, next, head, link) {  in user_event_destroy_fields()
439 		list_del(&field->link);  in user_event_destroy_fields()
440 		kfree(field);  in user_event_destroy_fields()
449 	struct ftrace_event_field *field;  in user_event_add_field()  local
452 	field = kmalloc(sizeof(*field), GFP_KERNEL);  in user_event_add_field()
454 	if (!field)  in user_event_add_field()
474 		kfree(field);  in user_event_add_field()
485 	field->type = type;  in user_event_add_field()
486 	field->name = name;  in user_event_add_field()
487 	field->offset = offset;  in user_event_add_field()
488 	field->size = size;  in user_event_add_field()
489 	field->is_signed = is_signed;  in user_event_add_field()
490 	field->filter_type = filter_type;  in user_event_add_field()
492 	list_add(&field->link, &user->fields);  in user_event_add_field()
507 static int user_event_parse_field(char *field, struct user_event *user,  in user_event_parse_field()  argument
515 	field = skip_spaces(field);  in user_event_parse_field()
517 	if (*field == '\0')  in user_event_parse_field()
521 	len = str_has_prefix(field, "unsigned ");  in user_event_parse_field()
525 	len = str_has_prefix(field, "struct ");  in user_event_parse_field()
531 	len = str_has_prefix(field, "__data_loc unsigned ");  in user_event_parse_field()
535 	len = str_has_prefix(field, "__data_loc ");  in user_event_parse_field()
539 	len = str_has_prefix(field, "__rel_loc unsigned ");  in user_event_parse_field()
543 	len = str_has_prefix(field, "__rel_loc ");  in user_event_parse_field()
549 	type = field;  in user_event_parse_field()
550 	field = strpbrk(field + len, " ");  in user_event_parse_field()
552 	if (field == NULL)  in user_event_parse_field()
555 	*field++ = '\0';  in user_event_parse_field()
560 	while ((part = strsep(&field, " ")) != NULL) {  in user_event_parse_field()
600 	char *field;  in user_event_parse_fields()  local
607 	while ((field = strsep(&args, ";")) != NULL) {  in user_event_parse_fields()
608 		ret = user_event_parse_field(field, user, &offset);  in user_event_parse_fields()
701 static int user_field_set_string(struct ftrace_event_field *field,  in user_field_set_string()  argument
706 	pos += snprintf(buf + pos, LEN_OR_ZERO, "%s", field->type);  in user_field_set_string()
708 	pos += snprintf(buf + pos, LEN_OR_ZERO, "%s", field->name);  in user_field_set_string()
710 	if (str_has_prefix(field->type, "struct "))  in user_field_set_string()
711 		pos += snprintf(buf + pos, LEN_OR_ZERO, " %d", field->size);  in user_field_set_string()
721 	struct ftrace_event_field *field, *next;  in user_event_set_print_fmt()  local
728 	list_for_each_entry_safe_reverse(field, next, head, link) {  in user_event_set_print_fmt()
733 				field->name, user_field_format(field->type));  in user_event_set_print_fmt()
740 	list_for_each_entry_safe_reverse(field, next, head, link) {  in user_event_set_print_fmt()
741 		if (user_field_is_dyn_string(field->type, &str_func))  in user_event_set_print_fmt()
743 					", %s(%s)", str_func, field->name);  in user_event_set_print_fmt()
746 					", REC->%s", field->name);  in user_event_set_print_fmt()
1129 	struct ftrace_event_field *field, *next;  in user_event_show()  local
1137 	list_for_each_entry_safe_reverse(field, next, head, link) {  in user_event_show()
1143 		seq_printf(m, "%s %s", field->type, field->name);  in user_event_show()
1145 		if (str_has_prefix(field->type, "struct "))  in user_event_show()
1146 			seq_printf(m, " %d", field->size);  in user_event_show()
1173 static bool user_field_match(struct ftrace_event_field *field, int argc,  in user_field_match()  argument
1186 	len = user_field_set_string(field, field_name, 0, colon);  in user_field_match()
1200 	user_field_set_string(field, field_name, len, colon);  in user_field_match()
1213 	struct ftrace_event_field *field, *next;  in user_fields_match()  local
1217 	list_for_each_entry_safe_reverse(field, next, head, link)  in user_fields_match()
1218 		if (!user_field_match(field, argc, argv, &i))  in user_fields_match()