Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 6 Nov 2001 02:19:17 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 6 Nov 2001 02:19:07 -0500 Received: from vindaloo.ras.ucalgary.ca ([136.159.55.21]:40380 "EHLO vindaloo.ras.ucalgary.ca") by vger.kernel.org with ESMTP id ; Tue, 6 Nov 2001 02:19:04 -0500 Date: Tue, 6 Nov 2001 00:19:01 -0700 Message-Id: <200111060719.fA67J1j21018@vindaloo.ras.ucalgary.ca> From: Richard Gooch To: Alexander Viro Cc: alain@linux.lu, Linus Torvalds , linux-kernel@vger.kernel.org Subject: Re: Poor floppy performance in kernel 2.4.10 In-Reply-To: In-Reply-To: <200110271800.f9RI0M803440@hitchhiker.org.lu> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Alexander Viro writes: > On Sat, 27 Oct 2001, Alain Knaff wrote: > > Good. But then, what's the point of devfs=only ? I assumed this was > > Ask Richard. Maybe you will be able to get a straight answer. I > hadn't... IIRC that I've told you this already. Here it is again: devfs=only serves as a way of enforcing that the devfs entry->driver ops connection is the only way of accessing a driver. It deliberately breaks the fallback to major-table-lookup. And it actually works now. It doesn't require massive 2.5 changes. When I boot with devfs=only (which is always), my system still works. Regards, Richard.... Permanent: rgooch@atnf.csiro.au Current: rgooch@ras.ucalgary.ca - 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/