From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753300AbZHXSjJ (ORCPT ); Mon, 24 Aug 2009 14:39:09 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753253AbZHXSjI (ORCPT ); Mon, 24 Aug 2009 14:39:08 -0400 Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:37614 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753222AbZHXSjH (ORCPT ); Mon, 24 Aug 2009 14:39:07 -0400 Date: Mon, 24 Aug 2009 20:39:02 +0200 From: Pavel Machek To: Florian Weimer Cc: Goswin von Brederlow , Rob Landley , kernel list , Andrew Morton , mtk.manpages@gmail.com, tytso@mit.edu, rdunlap@xenotime.net, linux-doc@vger.kernel.org, linux-ext4@vger.kernel.org Subject: Re: [patch] ext2/3: document conditions when reliable operation is possible Message-ID: <20090824183902.GA28403@elf.ucw.cz> References: <20090312092114.GC6949@elf.ucw.cz> <200903121413.04434.rob@landley.net> <20090316122847.GI2405@elf.ucw.cz> <200903161426.24904.rob@landley.net> <20090323104525.GA17969@elf.ucw.cz> <87ljqn82zc.fsf@frosties.localdomain> <20090824093143.GD25591@elf.ucw.cz> <82k50tjw7u.fsf@mid.bfk.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <82k50tjw7u.fsf@mid.bfk.de> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi! > > +Linux block-backed filesystems can only work correctly when several > > +conditions are met in the block layer and below (disks, flash > > +cards). Some of them are obvious ("data on media should not change > > +randomly"), some are less so. > > You should make clear that the file lists per-file-system rules and > that some file sytems can recover from some of the error conditions. Ok, I added "Not all filesystems require all of these to be satisfied for safe operation" sentence there. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html