From: Artem Bityutskiy <dedekind@infradead.org>
To: Nancy <nancydreaming@gmail.com>
Cc: linux-mtd@lists.infradead.org
Subject: Re: Is there really need to build Block Device Emulation over UBI?
Date: Thu, 24 Jan 2008 09:18:23 +0200 [thread overview]
Message-ID: <1201159103.6934.36.camel@sauron> (raw)
In-Reply-To: <bae050c10801231913r43473c02r2d9093a205a00c87@mail.gmail.com>
On Thu, 2008-01-24 at 11:13 +0800, Nancy wrote:
> Hi,
> Is there really need to build Block Device Emulation over UBI? Why
> can't use the mtd_blkdev.c and mtdblock.c directly?
> Thanks to gluebi, make UBI and MTD become one. More interesting
> thing is, volume can be treat like a mtd partition. mtdblock.c do not
> have wear-leveling and bad block management mechanism but UBI has.
> gluebi make all those functions mix together right?
> I have tried, and it work.
The problem with mtdblock is that when it needs to change an eraseblock,
it reads it, erases, then writes new data to it, which would cause data
loss in case of an unclean reboot.
--
Best regards,
Artem Bityutskiy (Битюцкий Артём)
next prev parent reply other threads:[~2008-01-24 7:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-24 3:13 Is there really need to build Block Device Emulation over UBI? Nancy
2008-01-24 7:18 ` Artem Bityutskiy [this message]
2008-01-24 8:24 ` Nancy
2008-01-24 8:45 ` Artem Bityutskiy
2008-01-24 9:37 ` Artem Bityutskiy
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