From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932593AbWFCHJY (ORCPT ); Sat, 3 Jun 2006 03:09:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932594AbWFCHJY (ORCPT ); Sat, 3 Jun 2006 03:09:24 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:25619 "EHLO spitz.ucw.cz") by vger.kernel.org with ESMTP id S932593AbWFCHJX (ORCPT ); Sat, 3 Jun 2006 03:09:23 -0400 Date: Tue, 30 May 2006 15:29:26 +0000 From: Pavel Machek To: Dave Jones , Sanjoy Mahajan , "Rafael J. Wysocki" , Paul Dickson , linux-kernel@vger.kernel.org Subject: Re: Bisects that are neither good nor bad Message-ID: <20060530152926.GA4103@ucw.cz> References: <20060528140238.2c25a805.dickson@permanentmail.com> <20060528140854.34ddec2a.paul@permanentmail.com> <200605282324.13431.rjw@sisk.pl> <200605282324.13431.rjw@sisk.pl> <20060528213414.GC5741@redhat.com> <20060529145255.GB32274@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060529145255.GB32274@redhat.com> User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! > > > I think I've seen the same problem on one of my (similar spec) laptops. > > > Serial console was useless. On resume, there's a short spew of garbage > > > (just like if the baud rate were misconfigured) over serial before it > > > locks up completely. > > > > discusses a similar > > problem on a couple of machines. In my resume script (for a TP 600X), > > I have to restore the serial console with > > > > setserial -a /dev/ttyS0 > > > > Until that magic executes, garbage characters (like modem noise) > > appear across the serial console. > > With the resume failure I'm seeing, we don't get back to userspace > to run anything like this. It goes bang long before that. > > The SATA fix Mark proposed also didn't improve the situation for me :-/ If setserial -a is needed.. it means that someone really needs to fix suspend/resume support for serial... do it on working machine to enable debugging of broken ones... (But x32 has no serials, so I'm unlikely to code it...) -- Thanks for all the (sleeping) penguins.