From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754197Ab2CGVBz (ORCPT ); Wed, 7 Mar 2012 16:01:55 -0500 Received: from www.linutronix.de ([62.245.132.108]:38782 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750967Ab2CGVBy (ORCPT ); Wed, 7 Mar 2012 16:01:54 -0500 Message-ID: <4F57CCB9.9090001@linutronix.de> Date: Wed, 07 Mar 2012 22:01:45 +0100 From: Richard Weinberger User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:10.0.2) Gecko/20120215 Thunderbird/10.0.2 MIME-Version: 1.0 To: dedekind1@gmail.com CC: linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, tglx@linutronix.de, tim.bird@am.sony.com Subject: Re: [RFC][PATCH 0/7] UBI checkpointing support References: <1329250006-22944-1-git-send-email-rw@linutronix.de> <1331136246.32316.39.camel@sauron.fi.intel.com> In-Reply-To: <1331136246.32316.39.camel@sauron.fi.intel.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am 07.03.2012 17:04, schrieb Artem Bityutskiy: > Another not-so-technical comment. > > On Tue, 2012-02-14 at 21:06 +0100, Richard Weinberger wrote: >> The following patch set implements checkpointing support for >> UBI. Checkpointing is an optional feature which stores the physical to >> logical eraseblock relations in a checkpointing superblock to reduce >> the initialization time of UBI. > > So this is basically about improving scalability and "mount" time. This > has nothing to do with checkpointing most people are aware of. > Confusing... Mostly because "checkpointing" is a buzzword. ;-) > Really, this tirm is already reserved by file-systems, things like > virtual machines where it means "freezing" the contents and doing COW > when changing the freezed blocks and guaranteeing the ability to > "roll-back" to the checkpointed data. > > Please, consider an option of picking a different name. In JFFS2 a > "similar" thing was called "summaries", and even this is better than > "checkpoint", I think. What about "Erase block indexing"? Basically a checkpoint is an index... Thanks, //richard P.s: I'm really bad in picking names.