From: "sha@pengutronix.de" <sha@pengutronix.de>
To: "Stefan Riedmüller" <S.Riedmueller@phytec.de>
Cc: "barebox@lists.infradead.org" <barebox@lists.infradead.org>
Subject: Re: [PATCH 2/2] mtd: nand_bbt: Skip bad blocks when searching for the BBT in NAND
Date: Mon, 22 Mar 2021 06:59:02 +0100 [thread overview]
Message-ID: <20210322055902.GO23724@pengutronix.de> (raw)
In-Reply-To: <8683628e4ef3f07ea2281e48478f71d81e00729a.camel@phytec.de>
On Wed, Mar 17, 2021 at 05:14:05PM +0000, Stefan Riedmüller wrote:
> Hi Sascha,
>
> On Wed, 2021-03-17 at 10:41 +0100, Sascha Hauer wrote:
> > Hi Stefan,
> >
> > On Tue, Mar 16, 2021 at 01:36:26PM +0100, Stefan Riedmueller wrote:
> > > The blocks containing the bad block table can become bad as well. So
> > > make sure to skip any blocks that are marked bad when searching for the
> > > bad block table.
> >
> > The file is a more or less direct copy from the kernel. Does the problem
> > exist in the kernel as well?
>
> From my point of view I would say yes. I have just made a small test Issue is
> shown in the kernel as well. It is a very raw case where two BBT blocks need
> to be worn out but on the other hand this fix should not have that much of an
> impact.
>
> I will send a similar patch to the kernel.
I'd like to delay this one until it is accepted in the kernel. I do not
fully understand the consequences of this patch, but hopefully on the
mtd list there is someone.
Sascha
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next prev parent reply other threads:[~2021-03-22 6:00 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-16 12:36 [PATCH 1/2] nand: nand-mxs: Fix marking BBT blocks as bad Stefan Riedmueller
2021-03-16 12:36 ` [PATCH 2/2] mtd: nand_bbt: Skip bad blocks when searching for the BBT in NAND Stefan Riedmueller
2021-03-17 9:41 ` Sascha Hauer
2021-03-17 17:14 ` Stefan Riedmüller
2021-03-22 5:59 ` sha [this message]
2021-03-29 7:20 ` Stefan Riedmüller
2021-04-14 13:18 ` Stefan Riedmüller
2021-04-14 14:36 ` sha
2021-04-20 6:29 ` Stefan Riedmüller
2021-05-07 7:52 ` sha
2021-03-22 5:57 ` [PATCH 1/2] nand: nand-mxs: Fix marking BBT blocks as bad Sascha Hauer
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