From owner-freebsd-current Fri Apr 26 0:28:53 2002 Delivered-To: freebsd-current@freebsd.org Received: from mailhub.fokus.gmd.de (mailhub.fokus.gmd.de [193.174.154.14]) by hub.freebsd.org (Postfix) with ESMTP id 66C2837B405; Fri, 26 Apr 2002 00:28:47 -0700 (PDT) Received: from beagle (beagle [193.175.132.100]) by mailhub.fokus.gmd.de (8.11.6/8.11.6) with ESMTP id g3Q7Sgh16888; Fri, 26 Apr 2002 09:28:42 +0200 (MEST) Date: Fri, 26 Apr 2002 09:28:42 +0200 (CEST) From: Harti Brandt To: Brian Somers Cc: Ian Dowse , , Subject: Re: Revision 1.88 of kern_linker.c breaks module loading for diskless In-Reply-To: <200204260112.g3Q1CNxH066034@hak.lan.Awfulhak.org> Message-ID: <20020426092705.X795-100000@beagle.fokus.gmd.de> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Fri, 26 Apr 2002, Brian Somers wrote: BS>The intent is to discover whether there's a filesystem yet (vn_open() BS>will die horribly otherwise). BS> BS>My use of rootdev is (obviously) flawed. AFAICT, either rootvp BS>or rootvnode should be used, but I can't tell the difference between BS>the two at a glance and am lacking development resources right now BS>(my development box seems to enjoy dropping cores too frequently to BS>build a kernel at the moment). BS> BS>If somebody could test that rootvnode or rootvp are non-NULL after BS>an NFS-mounted root is set up, I'd thankfully approve the quick BS>fix... :*) dlc1# gdb -k /boot/kernel/kernel /dev/mem (no debugging symbols found)... IdlePTD at phsyical address 0x00392000 initial pcb at physical address 0x082bdda0 panic messages: --- --- #0 0xc017b968 in mi_switch () (kgdb) p rootdev $1 = -1 (kgdb) p rootvnode $2 = -843452416 (kgdb) p rootvp $3 = -843452416 (kgdb) They obviously point to the same thing and are non-NULL (root is NFS). harti -- harti brandt, http://www.fokus.gmd.de/research/cc/cats/employees/hartmut.brandt/private brandt@fokus.fhg.de To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message