From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933004AbXCYXrc (ORCPT ); Sun, 25 Mar 2007 19:47:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933006AbXCYXrc (ORCPT ); Sun, 25 Mar 2007 19:47:32 -0400 Received: from pentafluge.infradead.org ([213.146.154.40]:33749 "EHLO pentafluge.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933004AbXCYXrb (ORCPT ); Sun, 25 Mar 2007 19:47:31 -0400 Subject: Re: [PATCH 00/22 take 3] UBI: Unsorted Block Images From: David Woodhouse To: =?ISO-8859-1?Q?J=F6rn?= Engel Cc: David Lang , Thomas Gleixner , Matt Mackall , Josh Boyer , Artem Bityutskiy , Linux Kernel Mailing List , Frank Haverkamp , Christoph Hellwig In-Reply-To: <20070325225528.GD19691@lazybastard.org> References: <20070319170838.GP4892@waste.org> <1174328188.30079.46.camel@zod.rchland.ibm.com> <20070319195442.GT4892@waste.org> <1174338329.13341.633.camel@localhost.localdomain> <20070319223205.GZ4892@waste.org> <1174351366.13341.739.camel@localhost.localdomain> <20070321110528.GC3785@lazybastard.org> <1174476334.10840.49.camel@localhost.localdomain> <20070325200826.GA19691@lazybastard.org> <20070325225528.GD19691@lazybastard.org> Content-Type: text/plain; charset=UTF-8 Date: Mon, 26 Mar 2007 00:46:33 +0100 Message-Id: <1174866394.2866.2.camel@shinybook.infradead.org> Mime-Version: 1.0 X-Mailer: Evolution 2.10.0 (2.10.0-2.fc7.dwmw2.1) Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2007-03-26 at 00:55 +0200, Jörn Engel wrote: > > although, since you can flip bits to 1 without requireing an erase you > [ vice versa. you can flip bits to 0 without erasing. ] And on NAND flash you can't just do it in multiple cycles one bit at a time. The 'tally' trick isn't viable there. -- dwmw2