Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932181AbVKFS5l (ORCPT ); Sun, 6 Nov 2005 13:57:41 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932192AbVKFS5k (ORCPT ); Sun, 6 Nov 2005 13:57:40 -0500 Received: from coyote.holtmann.net ([217.160.111.169]:64656 "EHLO mail.holtmann.net") by vger.kernel.org with ESMTP id S932181AbVKFS5k (ORCPT ); Sun, 6 Nov 2005 13:57:40 -0500 Subject: Re: Problem with the default IOSCHED From: Marcel Holtmann To: Jens Axboe Cc: linux-kernel@vger.kernel.org In-Reply-To: <20051102115542.GN26049@suse.de> References: <1130891282.5048.50.camel@blade> <20051102115542.GN26049@suse.de> Content-Type: text/plain Date: Sun, 06 Nov 2005 19:57:38 +0100 Message-Id: <1131303458.5824.1.camel@blade> Mime-Version: 1.0 X-Mailer: Evolution 2.5.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 945 Lines: 26 Hi Jens, > > by accident I selected the anticipatory IO scheduler as default in my > > kernel config, but only the CFQ was built in. The anticipatory and > > deadline were only available as modules. This caused an oops at boot. > > After selecting CFQ as default schedule and a recompile and reboot > > everything was fine again. > > Hmm yes, that looks like a bug introduced with the io scheduler > selection reorg. There's really no support in place for requesting this > module out of initrd, I'd rather just make your selection illegal. Does > this work for you? the patch looks good and please get this out to Linus, because I just made the same mistake on another machine. Regards Marcel - 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/