From cmascott@att.net Thu Mar 4 08:34:59 2004 Return-Path: Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id A875116A4CE for ; Thu, 4 Mar 2004 08:34:59 -0800 (PST) Received: from mtiwmhc13.worldnet.att.net (mtiwmhc13.worldnet.att.net [204.127.131.117]) by mx1.FreeBSD.org (Postfix) with ESMTP id 3197943D31 for ; Thu, 4 Mar 2004 08:34:59 -0800 (PST) (envelope-from cmascott@att.net) Received: from callisto.local (95.cambridge-02rh15rt.ma.dial-access.att.net[12.76.173.95]) by worldnet.att.net (mtiwmhc13) with ESMTP id <2004030416345711300sl0s9e>; Thu, 4 Mar 2004 16:34:57 +0000 Received: from callisto.local (localhost.local [127.0.0.1]) by callisto.local (8.12.8p1/8.12.8) with ESMTP id i24GYsjk000440 for ; Thu, 4 Mar 2004 11:34:54 -0500 (EST) (envelope-from cmascott@callisto.local) Received: (from cmascott@localhost) by callisto.local (8.12.8p1/8.12.8/Submit) id i24GYrUr000439; Thu, 4 Mar 2004 11:34:53 -0500 (EST) Message-Id: <200403041634.i24GYrUr000439@callisto.local> Date: Thu, 4 Mar 2004 11:34:53 -0500 (EST) From: Carl Mascott Reply-To: Carl Mascott To: FreeBSD-gnats-submit@freebsd.org Cc: Subject: Must access /dev/acd0c before using /dev/acd0t1 X-Send-Pr-Version: 3.113 X-GNATS-Notify: >Number: 63768 >Category: kern >Synopsis: Must access /dev/acd0c before using /dev/acd0t1 >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: closed >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Thu Mar 04 08:40:26 PST 2004 >Closed-Date: Fri Dec 29 19:14:17 GMT 2006 >Last-Modified: Fri Dec 29 19:14:17 GMT 2006 >Originator: Carl Mascott >Release: FreeBSD 4.8-RELEASE i386 >Organization: none >Environment: System: FreeBSD callisto.local 4.8-RELEASE FreeBSD 4.8-RELEASE #0: Tue Oct 21 13:36:23 EDT 2003 cmascott@callisto.local:/usr/src/local_4/sys/compile/CAL480-001 i386 >Description: If /dev/acd0c has not been accessed since FreeBSD was booted then an attempt to access /dev/acd0t1 or any other individual track fails with a "Device not configured" error. >How-To-Repeat: - create a device node for /dev/acd0t1 if you do not already have one - shut down and reboot - insert a data CD in acd0 (but do not mount it) and repeat the following: # dd if=/dev/acd0t1 bs=4b count=1 of=/dev/null dd: /dev/acd0t1: Device not configured # dd if=/dev/acd0c bs=4b count=1 of=/dev/null 1+0 records in 1+0 records out 2048 bytes transferred in 0.301996 secs (6782 bytes/sec) # dd if=/dev/acd0t1 bs=4b count=1 of=/dev/null 1+0 records in 1+0 records out 2048 bytes transferred in 0.000377 secs (5433229 bytes/sec) >Fix: Unknown >Release-Note: >Audit-Trail: State-Changed-From-To: open->closed State-Changed-By: remko State-Changed-When: Fri Dec 29 19:14:15 UTC 2006 State-Changed-Why: Nowadays we use devfs which creates the appropriate devices when needed. http://www.freebsd.org/cgi/query-pr.cgi?pr=63768 >Unformatted: