Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 1 Feb 2001 15:04:14 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 1 Feb 2001 15:04:04 -0500 Received: from adsl-63-195-162-81.dsl.snfc21.pacbell.net ([63.195.162.81]:56594 "EHLO master.linux-ide.org") by vger.kernel.org with ESMTP id ; Thu, 1 Feb 2001 15:03:53 -0500 Date: Thu, 1 Feb 2001 12:03:29 -0800 (PST) From: Andre Hedrick To: Ian Soboroff cc: linux-kernel@vger.kernel.org Subject: Re: ide hotplug and 2.4.1 In-Reply-To: <87hf2eo4w9.fsf@danube.cs.umbc.edu> Message-ID: 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 Nope........you have to wack subdrivers and flush things. Cheers, On 1 Feb 2001, Ian Soboroff wrote: > > i've started playing with 2.4.1 on my Dell Latitude CS and it's pretty > peppy; my only complaints are PCMCIA-related, which i think i'll solve > by using the standalone package... > > anyway, my real question is this. i noticed the new options for > hotplug, and am wondering if i can use this with my laptop. the > Latitude CS has a port on the side, with which you can connect a cable > that hooks up to either a floppy drive or a CDROM. > > if you boot the machine cold with the CDROM attached, linux notices it > on a second IDE bus (/dev/hdc). if you boot without it, /dev/hdc > isn't there. if you plug in the CDROM while the system is running, > there is a noticeable pause for a couple seconds, which seems to imply > some kind of BIOS action or interrupt or something happens which could > be caught. > > back in 2.2.x, i used to build IDE as a module, and after plugging up > the CDROM do a 'rmmod ide-probe; modprobe ide-probe' which had a > pretty good success rate. i'm hoping maybe the 2.4.x hotplug features > have made this obsolete. > > (plugging up the floppy drive always works, because PC floppy > controllers are too dumb to care if they actually have a drive > attached). > > ian > > -- > ---- > Ian Soboroff ian@cs.umbc.edu > University of MD Baltimore County http://www.cs.umbc.edu/~ian > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > Please read the FAQ at http://www.tux.org/lkml/ > Andre Hedrick Linux ATA Development - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/