From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262964AbVGNI0y (ORCPT ); Thu, 14 Jul 2005 04:26:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262965AbVGNI0y (ORCPT ); Thu, 14 Jul 2005 04:26:54 -0400 Received: from caramon.arm.linux.org.uk ([212.18.232.186]:14355 "EHLO caramon.arm.linux.org.uk") by vger.kernel.org with ESMTP id S262964AbVGNI0x (ORCPT ); Thu, 14 Jul 2005 04:26:53 -0400 Date: Thu, 14 Jul 2005 09:26:48 +0100 From: Russell King To: karl malbrain Cc: "Linux-Kernel@Vger. Kernel. Org" Subject: Re: 2.6.9: serial_core: uart_open Message-ID: <20050714092648.C26322@flint.arm.linux.org.uk> Mail-Followup-To: karl malbrain , "Linux-Kernel@Vger. Kernel. Org" References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: ; from karl@petzent.com on Wed, Jul 13, 2005 at 10:53:19AM -0700 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jul 13, 2005 at 10:53:19AM -0700, karl malbrain wrote: > I've also noticed that the boot sequence probes for modems on the serial > ports. Is it possible that 8250.c is having a problem servicing an > interrupt from a character/state-change left over from this initialization? I did ask for a process listing a while back. I don't want to speculate on possible causes until we have some real information from the system as to what's going on. Please run up your test program and get the machine into the problematic state. Let it remain like that for about 2 minutes, and then run via a telnet session or other window: ps aux > /tmp/ps-forrmk.txt and send me that file. -- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: 2.6 Serial core