441 static struct printk_ringbuffer *prb = &printk_rb_static;  variable
506 	if (!prb_reserve(&e, prb, &r)) {  in log_store()
511 		if (!prb_reserve(&e, prb, &r))  in log_store()
770 	if (!prb_read_valid(prb, user->seq, r)) {  in devkmsg_read()
779 					prb_read_valid(prb, user->seq, r));  in devkmsg_read()
785 	if (user->seq < prb_first_valid_seq(prb)) {  in devkmsg_read()
787 		user->seq = prb_first_valid_seq(prb);  in devkmsg_read()
838 		user->seq = prb_first_valid_seq(prb);  in devkmsg_llseek()
850 		user->seq = prb_next_seq(prb);  in devkmsg_llseek()
870 	if (prb_read_valid(prb, user->seq, NULL)) {  in devkmsg_poll()
872 		if (user->seq < prb_first_valid_seq(prb))  in devkmsg_poll()
911 	user->seq = prb_first_valid_seq(prb);  in devkmsg_open()
954 	VMCOREINFO_SYMBOL(prb);  in log_buf_vmcoreinfo_setup()
1190 	prb = &printk_rb_dynamic;  in setup_log_buf()
1470 		if (!prb_read_valid(prb, syslog_seq, &r)) {  in syslog_print()
1540 	prb_for_each_info(clear_seq, prb, seq, &info, &line_count)  in syslog_print_all()
1544 	prb_for_each_info(clear_seq, prb, seq, &info, &line_count) {  in syslog_print_all()
1553 	prb_for_each_record(seq, prb, seq, &r) {  in syslog_print_all()
1585 	clear_seq = prb_next_seq(prb);  in syslog_clear()
1612 				prb_read_valid(prb, syslog_seq, NULL));  in do_syslog()
1661 		if (syslog_seq < prb_first_valid_seq(prb)) {  in do_syslog()
1663 			syslog_seq = prb_first_valid_seq(prb);  in do_syslog()
1672 			error = prb_next_seq(prb) - syslog_seq;  in do_syslog()
1679 			prb_for_each_info(syslog_seq, prb, seq, &info,  in do_syslog()
1921 		if (prb_reserve_in_last(&e, prb, &r, caller_id, LOG_LINE_MAX)) {  in log_output()
2446 		if (!prb_read_valid(prb, console_seq, &r))  in console_unlock()
2526 	retry = prb_read_valid(prb, console_seq, NULL);  in console_unlock()
2595 		console_seq = prb_first_valid_seq(prb);  in console_flush_on_panic()
3226 		dumper->next_seq = prb_next_seq(prb);  in kmsg_dump()
3273 		if (!prb_read_valid(prb, dumper->cur_seq, &r))  in kmsg_dump_get_line_nolock()
3277 		if (!prb_read_valid_info(prb, dumper->cur_seq,  in kmsg_dump_get_line_nolock()
3363 	if (dumper->cur_seq < prb_first_valid_seq(prb)) {  in kmsg_dump_get_buffer()
3365 		dumper->cur_seq = prb_first_valid_seq(prb);  in kmsg_dump_get_buffer()
3376 	while (prb_read_valid_info(prb, seq, &info, &line_count)) {  in kmsg_dump_get_buffer()
3385 	while (l >= size && prb_read_valid_info(prb, seq,  in kmsg_dump_get_buffer()
3398 	while (prb_read_valid(prb, seq, &r)) {  in kmsg_dump_get_buffer()
3433 	dumper->next_seq = prb_next_seq(prb);  in kmsg_dump_rewind_nolock()