From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp-out.bhp.t-online.de ([195.145.119.39]) by pentafluge.infradead.org with esmtp (Exim 4.30 #5 (Red Hat Linux)) id 1B3yXQ-0006dE-Pt for linux-mtd@lists.infradead.org; Thu, 18 Mar 2004 14:30:24 +0000 Received: from ylva.bhp.t-online.de (ylva.ada.t-online.de [172.30.8.40]) by smtp-out.bhp.t-online.de (iPlanet Messaging Server 5.2 HotFix 1.17 (built Jun 23 2003)) with SMTP id <0HUS00EPD099VM@smtp-out.bhp.t-online.de> for linux-mtd@lists.infradead.org; Thu, 18 Mar 2004 15:29:33 +0100 (MET) Date: Thu, 18 Mar 2004 15:26:35 +0100 From: Thomas Gleixner In-reply-to: <1079619390.16952.142.camel@hades.cambridge.redhat.com> To: David Woodhouse Message-id: <200403181526.35200.tglx@linutronix.de> MIME-version: 1.0 Content-type: text/plain; charset=iso-8859-15 Content-transfer-encoding: 7BIT Content-disposition: inline References: <6.0.1.1.0.20040317175202.01f80e70@dns.struinfo.it> <200403181411.25596.tglx@linutronix.de> <1079619390.16952.142.camel@hades.cambridge.redhat.com> cc: linux-mtd@lists.infradead.org Subject: Re: Large block NAND Reply-To: tglx@linutronix.de List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Thursday 18 March 2004 15:16, David Woodhouse wrote: > On Thu, 2004-03-18 at 14:11 +0100, Thomas Gleixner wrote: > > Be aware, that the available NAND aware filesystems must be changed too, > > as they are not aware of pagesizes > 512 byte, but if IIRC the datasheet > > details it is possible to write 4 512 byte sub-pages to the device > > without violating the specs. Anyway changes will be neccecary. > > JFFS2 shouldn't actually have any problem with arbitrary page sizes as > long as they're a power of two. Except for the oob handling, but thats only one function to adjust -- Thomas ________________________________________________________________________ linutronix - competence in embedded & realtime linux http://www.linutronix.de mail: tglx@linutronix.de