From owner-freebsd-current@FreeBSD.ORG Mon Aug 29 21:41:31 2005 Return-Path: X-Original-To: freebsd-current@FreeBSD.org Delivered-To: freebsd-current@FreeBSD.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id D795216A420; Mon, 29 Aug 2005 21:41:31 +0000 (GMT) (envelope-from csjp@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id 9DD5143D48; Mon, 29 Aug 2005 21:41:31 +0000 (GMT) (envelope-from csjp@FreeBSD.org) Received: from freefall.freebsd.org (csjp@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.3/8.13.3) with ESMTP id j7TLfVN1009778; Mon, 29 Aug 2005 21:41:31 GMT (envelope-from csjp@freefall.freebsd.org) Received: (from csjp@localhost) by freefall.freebsd.org (8.13.3/8.13.1/Submit) id j7TLfVLJ009777; Mon, 29 Aug 2005 21:41:31 GMT (envelope-from csjp) Date: Mon, 29 Aug 2005 21:41:31 +0000 From: "Christian S.J. Peron" To: saturnero@freesbie.org Message-ID: <20050829214131.GA2855@freefall.freebsd.org> References: <20050829205638.GA2458@freefall.freebsd.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050829205638.GA2458@freefall.freebsd.org> User-Agent: Mutt/1.4.2.1i Cc: freebsd-current@FreeBSD.org, pjd@FreeBSD.org Subject: Re: mdconfig recently broken? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 29 Aug 2005 21:41:32 -0000 >Hi everybody, >due to limited connectivity in August, I've been able to >update my -CURRENT box only yesterday since the first days of August >(iirc). > >I noticed that mdconfig -a -t vnode -f ${myfile} isn't working anymore >when ${myfile} is on a read-only filesystem: > >sberta:/usr/local/freesbie-clone/uzip# mdconfig -a -t vnode -f usr.uzip >md0 >sberta:/usr/local/freesbie-clone/uzip# mdconfig -d -u 0 >sberta:/usr/local/freesbie-clone/uzip# mount -fru /usr >sberta:/usr/local/freesbie-clone/uzip# mdconfig -a -t vnode -f usr.uzip >mdconfig: ioctl(/dev/mdctl): Read-only file system > >This makes impossible to use compressed filesystems on devices like >cdrom or read-only diskless environment. Any idea? I'm using: > >FreeBSD sberta.saturnero.sat 7.0-CURRENT FreeBSD 7.0-CURRENT #2: Sat Aug 27 18:1 >5:39 CEST 2005 satu at sberta.saturnero.sat:/usr/obj/usr/src/sys/SBERTA i386 >sberta:/usr/local/freesbie-clone/uzip# > >Bye and thanks in advance, >Dario > Come to think about it, -o readonly isnt going to help. the bottom line is, if the backing store is readonly, it should never be possible to write to it. -- Christian S.J. Peron csjp@FreeBSD.ORG FreeBSD Committer