From: Artem Bityutskiy <dedekind1@gmail.com>
To: Huang Shijie <b32955@freescale.com>
Cc: linux-mtd@lists.infradead.org, kernel@pengutronix.de,
"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Subject: Re: another issue with ubifs on v3.6-rc2: attaching an formatted device
Date: Tue, 21 Aug 2012 13:31:30 +0300 [thread overview]
Message-ID: <1345545090.2848.89.camel@sauron.fi.intel.com> (raw)
In-Reply-To: <503361C3.30308@freescale.com>
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On Tue, 2012-08-21 at 18:24 +0800, Huang Shijie wrote:
> 于 2012年08月21日 17:35, Uwe Kleine-König 写道:
> > On Mon, Aug 20, 2012 at 10:11:07PM +0300, Artem Bityutskiy wrote:
> >> On Mon, 2012-08-20 at 18:07 +0200, Uwe Kleine-König wrote:
> >>> [ 163.714143] uncorrectable error :
> >>> [ 163.727597] UBI warning: ubi_io_read: error -74 (ECC error) while
> >>> reading 64 bytes from PEB 0:0, read only 64 bytes, retry
> >>> [ 163.740737] uncorrectable error :
> >>> [ 163.744032] UBI warning: ubi_io_read: error -74 (ECC error) while
> >>> reading 64 bytes from PEB 0:0, read only 64 bytes, retry
> >>> [ 163.757119] uncorrectable error :
> >>> [ 163.760487] UBI warning: ubi_io_read: error -74 (ECC error) while
> >>> reading 64 bytes from PEB 0:0, read only 64 bytes, retry
> >>> [ 163.774427] uncorrectable error :
> >>> [ 163.777808] UBI error: ubi_io_read: error -74 (ECC error) while
> >>> reading 64 bytes from PEB 0:0, read 64 bytes
> >> This looks like your flash does not really support sub-pages while
> >> declares that it does. Check it with MTD subpage test.
> > the subpages test fails with:
> >
> > [ 82.435792] mtd_subpagetest: written up to eraseblock 7424
> > [ 82.905775] mtd_subpagetest: written up to eraseblock 7680
> > [ 83.375201] mtd_subpagetest: written up to eraseblock 7936
> > [ 83.840447] mtd_subpagetest: written 8192 eraseblocks
> > [ 83.845522] mtd_subpagetest: verifying all eraseblocks
> > [ 83.852740] uncorrectable error :
> > [ 83.856086] mtd_subpagetest: error: read failed at 0x0
> > [ 83.861469] mtd_subpagetest: error -74 occurred
> > [ 83.866093] =================================================
> > Error: could not insert module ./drivers/mtd/tests/mtd_subpagetest.ko: Bad message
> The mx35 does not use the gpmi nand driver, but the mxc-nand driver.
>
> So I have no idea about this issue too. I do not know whether the
> mxc-nand support the subpage writes or not.
OK, sorry, I was confused, thought that Uwe uses the gpmi driver.
--
Best Regards,
Artem Bityutskiy
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prev parent reply other threads:[~2012-08-21 10:27 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-20 16:07 another issue with ubifs on v3.6-rc2: attaching an formatted device Uwe Kleine-König
2012-08-20 19:11 ` Artem Bityutskiy
2012-08-20 19:14 ` Artem Bityutskiy
2012-08-21 9:35 ` Uwe Kleine-König
2012-08-21 10:15 ` Artem Bityutskiy
2012-08-21 10:16 ` Marc Kleine-Budde
2012-08-21 12:13 ` Uwe Kleine-König
2012-08-21 10:24 ` Huang Shijie
2012-08-21 10:31 ` Artem Bityutskiy [this message]
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