424 static struct printk_ringbuffer *prb = &printk_rb_static;  variable
730 	if (!prb_read_valid(prb, atomic64_read(&user->seq), r)) {  in devkmsg_read()
737 				prb_read_valid(prb, atomic64_read(&user->seq), r));  in devkmsg_read()
792 		atomic64_set(&user->seq, prb_first_valid_seq(prb));  in devkmsg_llseek()
804 		atomic64_set(&user->seq, prb_next_seq(prb));  in devkmsg_llseek()
823 	if (prb_read_valid_info(prb, atomic64_read(&user->seq), &info, NULL)) {  in devkmsg_poll()
862 	atomic64_set(&user->seq, prb_first_valid_seq(prb));  in devkmsg_open()
904 	VMCOREINFO_SYMBOL(prb);  in log_buf_vmcoreinfo_setup()
1141 	prb = &printk_rb_dynamic;  in setup_log_buf()
1450 	prb_for_each_info(start_seq, prb, seq, &info, &line_count) {  in find_first_fitting_seq()
1469 	prb_for_each_info(start_seq, prb, seq, &info, &line_count) {  in find_first_fitting_seq()
1503 		len = wait_event_interruptible(log_wait, prb_read_valid(prb, seq, NULL));  in syslog_print()
1519 		if (!prb_read_valid(prb, syslog_seq, &r))  in syslog_print()
1596 	prb_for_each_record(seq, prb, seq, &r) {  in syslog_print_all()
1628 	latched_seq_write(&clear_seq, prb_next_seq(prb));  in syslog_clear()
1701 		if (!prb_read_valid_info(prb, syslog_seq, &info, NULL)) {  in do_syslog()
1717 			error = prb_next_seq(prb) - syslog_seq;  in do_syslog()
1723 			prb_for_each_info(syslog_seq, prb, seq, &info,  in do_syslog()
2152 		if (prb_reserve_in_last(&e, prb, &r, caller_id, LOG_LINE_MAX)) {  in vprintk_store()
2175 	if (!prb_reserve(&e, prb, &r)) {  in vprintk_store()
2180 		if (!prb_reserve(&e, prb, &r))  in vprintk_store()
2653 		if (!prb_read_valid(prb, console_seq, &r))  in console_unlock()
2734 	retry = prb_read_valid(prb, next_seq, NULL);  in console_unlock()
2797 		console_seq = prb_first_valid_seq(prb);  in console_flush_on_panic()
3458 		if (!prb_read_valid(prb, iter->cur_seq, &r))  in kmsg_dump_get_line()
3462 		if (!prb_read_valid_info(prb, iter->cur_seq,  in kmsg_dump_get_line()
3517 	if (prb_read_valid_info(prb, iter->cur_seq, &info, NULL)) {  in kmsg_dump_get_buffer()
3546 	prb_for_each_record(seq, prb, seq, &r) {  in kmsg_dump_get_buffer()
3576 	iter->next_seq = prb_next_seq(prb);  in kmsg_dump_rewind()