From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262106AbUENSsV (ORCPT ); Fri, 14 May 2004 14:48:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262100AbUENSsV (ORCPT ); Fri, 14 May 2004 14:48:21 -0400 Received: from mail.kroah.org ([65.200.24.183]:65248 "EHLO perch.kroah.org") by vger.kernel.org with ESMTP id S262106AbUENSsG (ORCPT ); Fri, 14 May 2004 14:48:06 -0400 Date: Fri, 14 May 2004 11:46:59 -0700 From: Greg KH To: Christoph Hellwig , Norberto Bensa , linux-kernel@vger.kernel.org Subject: Re: does udev support sw raid0? Message-ID: <20040514184659.GA2401@kroah.com> References: <200405141442.38404.norberto+linux-kernel@bensa.ath.cx> <20040514183450.GA2345@kroah.com> <20040514193913.A27388@infradead.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040514193913.A27388@infradead.org> User-Agent: Mutt/1.5.6i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, May 14, 2004 at 07:39:13PM +0100, Christoph Hellwig wrote: > On Fri, May 14, 2004 at 11:34:50AM -0700, Greg KH wrote: > > Do your md raid devices show up in /sys/block? If so, then udev should > > support them. If not, then udev will not. > > md has the chicken-egg problem of having to issue an ioctl on the md device > to register a gendisk. Ick. How did this work with devfs then? The device node would not be present before the ioctl needed to be called, right? Or did it do the "magic lookup" mess and just "know" about md devices? thanks, greg k-h