From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay2.corp.sgi.com [137.38.102.29]) by oss.sgi.com (Postfix) with ESMTP id 2BF097CA1 for ; Fri, 11 Mar 2016 01:32:52 -0600 (CST) Received: from cuda.sgi.com (cuda2.sgi.com [192.48.176.25]) by relay2.corp.sgi.com (Postfix) with ESMTP id F309C304043 for ; Thu, 10 Mar 2016 23:32:48 -0800 (PST) Received: from bombadil.infradead.org ([198.137.202.9]) by cuda.sgi.com with ESMTP id EutBAyLqnHXrz3TR (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NO) for ; Thu, 10 Mar 2016 23:32:46 -0800 (PST) Date: Thu, 10 Mar 2016 23:32:45 -0800 From: Christoph Hellwig Subject: Re: [PATCH 03/16] xfs: rmap btree add more reserved blocks Message-ID: <20160311073245.GA709@infradead.org> References: <1457410578-30233-1-git-send-email-david@fromorbit.com> <1457410578-30233-4-git-send-email-david@fromorbit.com> <20160310142207.GD29058@infradead.org> <20160310220945.GY30721@dastard> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20160310220945.GY30721@dastard> List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: Dave Chinner Cc: Christoph Hellwig , xfs@oss.sgi.com On Fri, Mar 11, 2016 at 09:09:45AM +1100, Dave Chinner wrote: > The root btree blocks are not a fixed location. The moment the tree > splits to the root we get a new root block and the old root is now > at a lower level of the tree. IOWs, it doesn't matter if there is a > hole at the time of growfs/mkfs laying out the initial tree roots > because they are going to move around anyway. Yeah, once we update the root it moves anyway. Objection retracted.. _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs