Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262782AbVDAPfE (ORCPT ); Fri, 1 Apr 2005 10:35:04 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262778AbVDAPeX (ORCPT ); Fri, 1 Apr 2005 10:34:23 -0500 Received: from mail.fh-wedel.de ([213.39.232.198]:5052 "EHLO moskovskaya.fh-wedel.de") by vger.kernel.org with ESMTP id S262773AbVDAPd4 (ORCPT ); Fri, 1 Apr 2005 10:33:56 -0500 Date: Fri, 1 Apr 2005 17:33:47 +0200 From: =?iso-8859-1?Q?J=F6rn?= Engel To: "Artem B. Bityuckiy" Cc: David Woodhouse , "Artem B. Bityuckiy" , Herbert Xu , linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org Subject: Re: [RFC] CryptoAPI & Compression Message-ID: <20050401153347.GA16835@wohnheim.fh-wedel.de> References: <1112366647.3899.66.camel@localhost.localdomain> <424D6175.8000700@yandex.ru> <1112367926.3899.70.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.3.28i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 878 Lines: 22 On Fri, 1 April 2005 16:22:50 +0100, Artem B. Bityuckiy wrote: > > Another question, does JFFSx *really* need the peaces of a 4K page to be > independently uncompressable? It it wouldn't be required, we would achieve > better compression if we have saved the zstream state. :-) But it is too > late to change things at least for JFFS2. Absolutely. You can argue that 4KiB is too small and 8|16|32|64|... would be much better, yielding in better compression ratio. But having to read and uncompress the whole file when appending a few bytes is utter madness. J?rn -- I don't understand it. Nobody does. -- Richard P. Feynman - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/