From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [85.21.88.2] (helo=mail.dev.rtsoft.ru) by canuck.infradead.org with smtp (Exim 4.62 #1 (Red Hat Linux)) id 1GiZ22-0007Q4-J2 for linux-mtd@lists.infradead.org; Fri, 10 Nov 2006 11:15:18 -0500 Message-ID: <4554A592.5000308@ru.mvista.com> Date: Fri, 10 Nov 2006 19:15:14 +0300 From: Vitaly Wool MIME-Version: 1.0 To: dedekind@infradead.org Subject: Re: mount costs too long References: <6d6a94c50611092305v6f52b9b0hfd254e10a2992d44@mail.gmail.com> <1163159781.19697.24.camel@crusty.rchland.ibm.com> <6d6a94c50611100648g87770a0qb723fad11fa65cd8@mail.gmail.com> <1163174898.3925.13.camel@sauron> In-Reply-To: <1163174898.3925.13.camel@sauron> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Cc: linux-mtd@lists.infradead.org, Aubrey List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Artem Bityutskiy wrote: >On Fri, 2006-11-10 at 22:48 +0800, Aubrey wrote: > > >>I got a clue from YAFFS mailing list, this is a known issue on 2.6.18 kernels. >>It is caused by the MTD layer rework and corresponding yaffs-mtd layer >>modifications. Namely, an additional translation had to be implemented >>for OOB area for 512b page chips. >> >> > >Is it possible to describe this in more details? And why YAFFS people do >not fix this? > > > This is more a yaffs1 problem rather than MTD's. The thing is that yaffs1 blindly presumes SmartMedia OOB layout which is untrue for most flashes, so an additional translation was implemented within yaffs1. Vitaly