Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932487AbVIZTsT (ORCPT ); Mon, 26 Sep 2005 15:48:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932489AbVIZTsT (ORCPT ); Mon, 26 Sep 2005 15:48:19 -0400 Received: from pne-smtpout1-sn1.fre.skanova.net ([81.228.11.98]:50305 "EHLO pne-smtpout1-sn1.fre.skanova.net") by vger.kernel.org with ESMTP id S932487AbVIZTsT (ORCPT ); Mon, 26 Sep 2005 15:48:19 -0400 To: Guennadi Liakhovetski Cc: linux-kernel@vger.kernel.org, Jens Axboe Subject: Re: [2.6.13] pktcdvd: IO-errors References: From: Peter Osterlund Date: 26 Sep 2005 21:48:14 +0200 In-Reply-To: Message-ID: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1714 Lines: 40 Guennadi Liakhovetski writes: > On Mon, 26 Sep 2005, Peter Osterlund wrote: > > > Guennadi Liakhovetski writes: > > > > > Besides, it works under 2.6.12-rc5... > > > > What gcc versions were used when compiling the kernels? (Boot both > > kernels, run "cat /proc/version" to find out.) > > Well, they are somewhat different: > > Linux version 2.6.12-rc5 (lyakh@poirot.grange) (gcc version 3.3.4 (Debian > 1:3.3.4-13)) #1 Sun May 29 22:53:31 CEST 2005 > > Linux version 2.6.13.1 (lyakh@poirot.grange) (gcc version 3.3.5 (Debian > 1:3.3.5-13)) #1 Sat Sep 17 11:57:51 CEST 2005 > > ... No gcc-4.0, but still - 3.3.4 and 3.3.5... I could try recompiling > 2.6.12 with 3.3.5... Do you REALLY believe it could be the reason? No, not 3.3.4 vs 3.3.5. > > I just discovered that the driver doesn't work correctly on my laptop > > if I use "gcc version 4.0.1 20050727 (Red Hat 4.0.1-5)" from Fedora > > Core 4. "pktsetup 0 /dev/hdc ; cat /proc/driver/pktcdvd/pktcdvd0" > > OOPSes. If I use gcc32 it does seem to work though. > > Doesn't Oops for me under 2.6.13.1 compiled with 3.3.5, that's where I get > errors. OK. Another option since you have one good and one bad kernel, is to try to find the point in time where it broke. If you are a git user, you can use the "git bisect" method. If not, you can use -rc releases from ftp.kernel.org. -- Peter Osterlund - petero2@telia.com http://web.telia.com/~u89404340 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/