From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from albatross-ext.wise.edt.ericsson.se ([193.180.251.49] helo=albatross.wise.edt.ericsson.se) by pentafluge.infradead.org with esmtp (Exim 3.22 #1 (Red Hat Linux)) id 17ttkM-0001OG-00 for ; Tue, 24 Sep 2002 18:45:18 +0100 Subject: Re: Interest in DOC and YAFFS? --> YAFFS bootloading From: Kenneth Johansson To: Marc Singer Cc: Russ Dill , Charles Manning , Mtd , yaffs@toby-churchill.org In-Reply-To: <20020924171419.GA2733@buici.com> References: <200209231220.12682.ayalon@tadlys.com> <20020924014556.6EC8B43F2@tiger.actrix.co.nz> <20020924034410.GA18915@buici.com> <20020924040150.A1499145FF@dragon.actrix.co.nz> <20020924044434.GA23917@buici.com> <1032854017.13283.3.camel@russ> <20020924165351.GA2533@buici.com> <1032886743.13283.6.camel@russ> <20020924171419.GA2733@buici.com> Content-Type: text/plain Content-Transfer-Encoding: 7bit Date: 24 Sep 2002 19:44:58 +0200 Message-Id: <1032889498.1600.22.camel@spawn> Mime-Version: 1.0 Sender: linux-mtd-admin@lists.infradead.org Errors-To: linux-mtd-admin@lists.infradead.org List-Help: List-Post: List-Subscribe: , List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: On Tue, 2002-09-24 at 19:14, Marc Singer wrote: > That's what isn't clear. I made two filesystems with the same > contents. One cramfs and the other ext2. The ext2 filesystem > compressed was smaller than the cramfs. My understanding is that both > must be uncompressed into a ramfs to be used. If this is correct, > then the only comparable consideration is the size of the compressed > data. cramfs is a read only filesystem not an archive format like zip or tar so you do not have to copy the data into another filesystem to use it. You use cramfs instead of initrd+filesystem. -- Kenneth Johansson Ericsson AB Tel: +46 8 404 71 83 Borgafjordsgatan 9 Fax: +46 8 404 72 72 164 80 Stockholm kenneth.johansson@etx.ericsson.se