From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755019AbZCLMUa (ORCPT ); Thu, 12 Mar 2009 08:20:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755357AbZCLMUS (ORCPT ); Thu, 12 Mar 2009 08:20:18 -0400 Received: from smtp2.it.da.ut.ee ([193.40.5.67]:56184 "EHLO smtp2.it.da.ut.ee" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751838AbZCLMUQ (ORCPT ); Thu, 12 Mar 2009 08:20:16 -0400 Date: Thu, 12 Mar 2009 14:20:12 +0200 (EET) From: Meelis Roos To: Linux Kernel list Subject: ttyS* names missing in /proc/interrupts? Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Just noticed in 2.6.29-rc7+git: lines corresponding to 8250 ttyS* serial ports have no device name in /proc interrupts: CPU0 0: 35 XT-PIC-XT timer 1: 338 XT-PIC-XT i8042 2: 0 XT-PIC-XT cascade 3: 3 XT-PIC-XT 4: 3 XT-PIC-XT 6: 5 XT-PIC-XT floppy 7: 1 XT-PIC-XT parport0 8: 2 XT-PIC-XT rtc0 9: 41 XT-PIC-XT acpi, qla2xxx, tr1 10: 1 XT-PIC-XT Intel 82801BA-ICH2 11: 160060 XT-PIC-XT uhci_hcd:usb1, uhci_hcd:usb2, lpfc, tr0, eth0, mga@pci:0000:02:00.0 12: 141 XT-PIC-XT i8042 14: 88730 XT-PIC-XT ata_piix 15: 1190012 XT-PIC-XT ata_piix NMI: 0 Non-maskable interrupts LOC: 1028718 Local timer interrupts TRM: 0 Thermal event interrupts SPU: 0 Spurious interrupts ERR: 0 $ dmesg | grep tty console [tty0] enabled serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A serial8250: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A 00:08: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A 00:09: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A And similarly on another machine. -- Meelis Roos (mroos@linux.ee)