From: Thomas Gleixner <tglx@linutronix.de>
To: ajain@neomagic.com
Cc: linux-mtd@lists.infradead.org
Subject: Re: Nand Flash write fails
Date: Thu, 28 Sep 2006 02:20:07 +0200 [thread overview]
Message-ID: <1159402808.9326.615.camel@localhost.localdomain> (raw)
In-Reply-To: <04c001c6de5d$46f73a10$561fa8c0@pcajain>
On Fri, 2006-09-22 at 21:09 +0530, Ajay Jain wrote:
> Hi,
>
> I have set up a JFFS2 partition on my NAND flash. The board driver in
> question is my own. I can successfully 'mkfs' & 'mount' that partition.
> However when I start copying any file to it, it gives the following
> error.
>
> nand_write_ecc: vectored attempt to write not page aligned data: to =
> 20b9e4, total_len = 44
> Write of 68 bytes at 0x0000b9e4 failed. returned -22, retlen 0
> Not marking the space at 0x0000b9e4 as dirty because the flash driver
> returned retlen zero
>
> I was looking up the code of the mtd nand layer. I see that in case the
> data is not alligned on the page boundary, it returns back giving this
> error. Therefore my question is that is it the responsibility of the
> "jffs2 layer" or "mtd" layer to issue writes that are aligned to page
> boundary.
> ANY suggestions are welcome.
Update to a recent kernel.
tglx
prev parent reply other threads:[~2006-09-28 0:18 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-22 15:39 Nand Flash write fails Ajay Jain
2006-09-28 0:20 ` Thomas Gleixner [this message]
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