63 /* set the log reader pos to current pos */
148 	wait_queue_head_t wait_queue_head; /* wait queue head for reader */
166 	bool r_all; /* whether this reader can read all entries */
176 	struct tlogger_reader *reader = NULL;  in get_reader_log()  local
178 	reader = file->private_data;  in get_reader_log()
179 	if (!reader)  in get_reader_log()
182 	return reader->log;  in get_reader_log()
276 static ssize_t get_buffer_info(struct tlogger_reader *reader,  in get_buffer_info()  argument
283 	log = reader->log;  in get_buffer_info()
310 	const struct tlogger_reader *reader, uint32_t *log_last_pos, uint32_t *is_read)  in get_last_read_pos()  argument
320 	if (*log_last_pos == reader->r_off &&  in get_last_read_pos()
321 		log_flag->write_loops == reader->r_loops)  in get_last_read_pos()
331 	if (reader->r_off > log_flag->max_len) {  in get_last_read_pos()
333 			reader->r_off, log_flag->max_len);  in get_last_read_pos()
351 	const struct tlogger_reader *reader)  in proc_read_ret()  argument
359 		g_last_read_offset = reader->r_off;  in proc_read_ret()
384 	struct tlogger_reader *reader)  in trigger_parse_log()  argument
391 	if (buffer_flag->write_loops == reader->r_loops) {  in trigger_parse_log()
393 			buffer_flag->max_len, reader->r_off, log_last_pos);  in trigger_parse_log()
396 			&reader->r_off, &user_buffer_left);  in trigger_parse_log()
398 		return proc_read_ret(buf_written, reader);  in trigger_parse_log()
401 	if (buffer_flag->write_loops > (reader->r_loops +1) ||  in trigger_parse_log()
402 		((buffer_flag->write_loops == (reader->r_loops + 1)) &&  in trigger_parse_log()
403 		(reader->r_off < log_last_pos))) {  in trigger_parse_log()
404 		reader->r_off = log_last_pos;  in trigger_parse_log()
405 		reader->r_loops = buffer_flag->write_loops - 1;  in trigger_parse_log()
409 		buffer_flag->max_len, reader->r_off, buffer_flag->max_len);  in trigger_parse_log()
412 		&reader->r_off, &user_buffer_left);  in trigger_parse_log()
420 			&reader->r_off, &user_buffer_left);  in trigger_parse_log()
422 		reader->r_loops = buffer_flag->write_loops;  in trigger_parse_log()
425 	return proc_read_ret(buf_written, reader);  in trigger_parse_log()
431 	struct tlogger_reader *reader = NULL;  in process_tlogger_read()  local
444 	reader = file->private_data;  in process_tlogger_read()
445 	if (!reader)  in process_tlogger_read()
448 	ret = get_buffer_info(reader, &buffer_flag, &log_buffer);  in process_tlogger_read()
452 	ret = get_last_read_pos(&buffer_flag, reader, &last_pos, &is_read);  in process_tlogger_read()
456 	return trigger_parse_log(buf, count, last_pos, log_buffer, reader);  in process_tlogger_read()
495 	struct tlogger_reader *reader = NULL;  in process_tlogger_open()  local
508 	reader = kmalloc(sizeof(*reader), GFP_KERNEL);  in process_tlogger_open()
509 	if (ZERO_OR_NULL_PTR((unsigned long)(uintptr_t)reader))  in process_tlogger_open()
512 	reader->log = log;  in process_tlogger_open()
513 	reader->r_all = true;  in process_tlogger_open()
514 	reader->r_off = 0;  in process_tlogger_open()
515 	reader->r_loops = 0;  in process_tlogger_open()
516 	reader->r_sn = 0;  in process_tlogger_open()
517 	reader->r_failtimes = 0;  in process_tlogger_open()
518 	reader->r_is_tlogf = 0;  in process_tlogger_open()
519 	reader ->r_from_cur = 0;  in process_tlogger_open()
521 	INIT_LIST_HEAD(&reader->list);  in process_tlogger_open()
524 	list_add_tail(&reader->list, &log->readers);  in process_tlogger_open()
528 	file->private_data = reader;  in process_tlogger_open()
539 	struct tlogger_reader *reader = NULL;  in process_tlogger_release()  local
549 	reader = file->private_data;  in process_tlogger_release()
550 	if (!reader) {  in process_tlogger_release()
551 		tloge("reader is null\n");  in process_tlogger_release()
555 	log = reader->log;  in process_tlogger_release()
562 	list_del(&reader->list);  in process_tlogger_release()
567 	tlogd("logger_release r_is_tlogf-%u\n", reader->r_is_tlogf);  in process_tlogger_release()
569 	if (reader->r_is_tlogf != 0)  in process_tlogger_release()
572 	kfree(reader);  in process_tlogger_release()
580 	struct tlogger_reader *reader = NULL;  in process_tlogger_poll()  local
591 	reader = file->private_data;  in process_tlogger_poll()
592 	if (!reader) {  in process_tlogger_poll()
597 	log = reader->log;  in process_tlogger_poll()
611 	if (buffer->flag.last_pos != reader->r_off)  in process_tlogger_poll()
620 	struct tlogger_reader *reader = NULL;  in set_reader_cur_pos()  local
624 	reader = file->private_data;  in set_reader_cur_pos()
625 	if (!reader)  in set_reader_cur_pos()
628 	log = reader->log;  in set_reader_cur_pos()
636 	reader->r_from_cur = SET_READ_POS;  in set_reader_cur_pos()
637 	reader->r_off = buffer->flag.last_pos;  in set_reader_cur_pos()
638 	reader->r_loops = buffer->flag.write_loops;  in set_reader_cur_pos()
643 	struct tlogger_reader *reader = NULL;  in set_tlogcat_f_stat()  local
648 	reader = file->private_data;  in set_tlogcat_f_stat()
649 	if (!reader)  in set_tlogcat_f_stat()
652 	reader->r_is_tlogf = 1;  in set_tlogcat_f_stat()