From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: [PATCH 05/24] Unionfs: Copyup Functionality Date: Mon, 8 Jan 2007 13:29:47 -0800 Message-ID: <20070108132947.6a8f9cf4.akpm@osdl.org> References: <1168229596580-git-send-email-jsipek@cs.sunysb.edu> <11682295971184-git-send-email-jsipek@cs.sunysb.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, hch@infradead.org, viro@ftp.linux.org.uk, torvalds@osdl.org, mhalcrow@us.ibm.com, David Quigley , Erez Zadok Return-path: Received: from smtp.osdl.org ([65.172.181.24]:45173 "EHLO smtp.osdl.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932118AbXAHVeC (ORCPT ); Mon, 8 Jan 2007 16:34:02 -0500 To: "Josef 'Jeff' Sipek" In-Reply-To: <11682295971184-git-send-email-jsipek@cs.sunysb.edu> Sender: linux-fsdevel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org On Sun, 7 Jan 2007 23:12:57 -0500 "Josef 'Jeff' Sipek" wrote: > From: Josef "Jeff" Sipek > > This patch contains the functions used to perform copyup operations in unionfs. What is a copyup operation and why does it exist? It seems to be copying the entire contents of certain files. That's not a thing I'd have expected to see in a union filesystem. Explain it all, please? (Somewhere where the info will be retained for posterity - a random email is good, but not sufficient...)