From owner-freebsd-current Fri May 14 23:42:11 1999 Delivered-To: freebsd-current@freebsd.org Received: from phk.freebsd.dk (phk.freebsd.dk [212.242.40.153]) by hub.freebsd.org (Postfix) with ESMTP id 837EB14E27 for ; Fri, 14 May 1999 23:42:07 -0700 (PDT) (envelope-from phk@critter.freebsd.dk) Received: from critter.freebsd.dk (critter.freebsd.dk [212.242.40.131]) by phk.freebsd.dk (8.9.1/8.8.8) with ESMTP id IAA00227; Sat, 15 May 1999 08:42:04 +0200 (CEST) (envelope-from phk@critter.freebsd.dk) Received: from critter.freebsd.dk (localhost [127.0.0.1]) by critter.freebsd.dk (8.9.2/8.9.2) with ESMTP id IAA18435; Sat, 15 May 1999 08:41:56 +0200 (CEST) (envelope-from phk@critter.freebsd.dk) To: Julian Elischer Cc: Luoqi Chen , obrien@NUXI.com, current@FreeBSD.ORG Subject: Re: Today's kernel crashes on starting X In-reply-to: Your message of "Fri, 14 May 1999 12:21:32 PDT." Date: Sat, 15 May 1999 08:41:56 +0200 Message-ID: <18433.926750516@critter.freebsd.dk> From: Poul-Henning Kamp Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In message , Julian Elischer writes: > >On Fri, 14 May 1999, Luoqi Chen wrote: > >> > > This was due to a kludge in mfs implementation. Try change NUMCDEV in >> > > kern_conf.c to 255. >> > >> > Are you saying that there is a bug in the mfs implementation and a fix >> > will be commited soon? (and change NUMCDEV until then) >> > >> > Or are you saying, the mfs implementation is now considered correct (but >> > there are some kludges in there) and that changing NUMCDEV in kern_conf.c >> > to 255 is the perminate fix? >> > >> > -- >> > -- David (obrien@NUXI.com -or- obrien@FreeBSD.org) >> > >> This is a fundamental problem with mfs' design, mfs steals bdev major 255 for >> its private use. One thing we could do is to have mfs legally acquire this >> major number, i.e., setup a devsw structure and register with device conf >> system. This problem probably would go away after we have a fully functional >> DEVFS. > >Actually this problem is the one that makes DEVFS explode.. >It does an alias lookup on it's 'dummy' vnode and since teh sytem has been >switched to use devfs routines for everything, some of it's >assumptions are not longer true.. I don't expect the current DEVFS prototype to be indicative of how our real DEVFS will work. -- Poul-Henning Kamp FreeBSD coreteam member phk@FreeBSD.ORG "Real hackers run -current on their laptop." FreeBSD -- It will take a long time before progress goes too far! To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message