From owner-freebsd-stable@FreeBSD.ORG Thu Jun 21 13:49:17 2007 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 2283E16A41F for ; Thu, 21 Jun 2007 13:49:17 +0000 (UTC) (envelope-from grafan@gmail.com) Received: from py-out-1112.google.com (py-out-1112.google.com [64.233.166.180]) by mx1.freebsd.org (Postfix) with ESMTP id D44E113C457 for ; Thu, 21 Jun 2007 13:49:16 +0000 (UTC) (envelope-from grafan@gmail.com) Received: by py-out-1112.google.com with SMTP id a29so1031042pyi for ; Thu, 21 Jun 2007 06:49:16 -0700 (PDT) DKIM-Signature: a=rsa-sha1; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=MNLWE3TRJCJqGoR+ZsnpzBgdAGbGQCzyTyhxEiTwdXSk0mhTgl4SntoD7vapzQq7IUVk4r1g4HNwai+lfRkwETfXYhA2KdHDrCm9Z4UN3ivFzDlg07yn3DRaflABt4TLvVu4dvhxtVFIEec3Xh65KsnYHq9Zq9K+ARCj0aDAuY0= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=eHPWp3k2wn3Znl+YaPAO3/hsKBgYdpDk0+6U2c6CmbF9/yzE0zbtsc2OF5wv3BNc5aPV3Q9DGQLR+m0BFdN0SEqH5EoIxVsUyXCGzo0X0K7BsESXIYzyT/yejhLxKxBMkB7730cxhygz549SOeCyeCJkT9ZQbqkBEp5ECXdNqzU= Received: by 10.65.139.9 with SMTP id r9mr3573080qbn.1182433756355; Thu, 21 Jun 2007 06:49:16 -0700 (PDT) Received: by 10.64.196.20 with HTTP; Thu, 21 Jun 2007 06:49:16 -0700 (PDT) Message-ID: <6eb82e0706210649r8188a52h11b8b4f903484d1b@mail.gmail.com> Date: Thu, 21 Jun 2007 21:49:16 +0800 From: "Rong-en Fan" To: "Peter Jeremy" In-Reply-To: <20070621102342.GF1144@turion.vk2pj.dyndns.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <6eb82e0706182246q6563ba03x31038082125b50ae@mail.gmail.com> <200706190124.38935.josh@tcbug.org> <6eb82e0706182339r6328f009sf66631f1570977ba@mail.gmail.com> <20070619065820.GA87172@rot13.obsecurity.org> <20070621102342.GF1144@turion.vk2pj.dyndns.org> Cc: freebsd-stable@freebsd.org, Kris Kennaway Subject: Re: is read-write nullfs safe? X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 Jun 2007 13:49:17 -0000 On 6/21/07, Peter Jeremy wrote: > On 2007-Jun-19 02:58:20 -0400, Kris Kennaway wrote: > >On Tue, Jun 19, 2007 at 02:39:22PM +0800, Rong-en Fan wrote: > >> I was asking about nullfs because the following lines > >> in sys/conf/NOTES: > >> > >> # NB: The NULL, PORTAL, UMAP and UNION filesystems are known to be > >> # buggy, and WILL panic your system if you attempt to do anything with > >> # them. They are included here as an incentive for some enterprising > >> # soul to sit down and fix them. > > > >Yeah, that's almost completely stale for both 6.x and 7.x. > > Since this issue pops up fairly regularly, would it be possible to > correct, tone down or remove this warning before 6.3/7.0? Ya, how about this one: http://people.freebsd.org/~rafan/remove-nullfs-warning.diff It just remove NULL from the warning list. If no one objects, I will ask re@ for approval tomorrow. BTW, since umapfs is disconnected from build, shall we axe it? Regards, Rong-En Fan