From: Boris Brezillon <boris.brezillon@free-electrons.com>
To: Richard Weinberger <richard@nod.at>
Cc: Andrea Scian <rnd4@dave-tech.it>,
linux-mtd@lists.infradead.org,
David Woodhouse <dwmw2@infradead.org>,
Brian Norris <computersforpeace@gmail.com>,
linux-kernel@vger.kernel.org, Han Xu <b45815@freescale.com>,
Artem Bityutskiy <dedekind1@gmail.com>
Subject: Re: [RFC PATCH 2/2] mtd: nand: use nand_check_erased_ecc_chunk in default ECC read functions
Date: Thu, 6 Aug 2015 11:19:01 +0200 [thread overview]
Message-ID: <20150806111901.3d2d5494@bbrezillon> (raw)
In-Reply-To: <55C067F7.3000309@nod.at>
Hi Richard,
On Tue, 4 Aug 2015 09:21:27 +0200
Richard Weinberger <richard@nod.at> wrote:
> Andrea,
>
> Am 04.08.2015 um 09:02 schrieb Andrea Scian:
> >> I'm not sure whether introducing a read-before-write check is the best solution.
> >> At least we need hard numbers for slow/old SLC NANDs too.
> >
> > We can enable the feature only for MLC, AFAIK it has not been required for old SLC ;-)
>
> I think this needs more discussion.
>
> Boris, Brian, will you be at Embedded Linux Conference Europe in Dublin?
> Maybe we can discuss these issues (data retention, ff-checks, etc...) in person and figure out where to address them.
> I really want to avoid ad-hoc solutions. :)
I'll be at ELCE and I'd be happy to discuss all these NAND/MTD/UBI
related issues with you, though I think we should keep discussing
those problems on the ML too.
Best Regards,
Boris
--
Boris Brezillon, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
next prev parent reply other threads:[~2015-08-06 9:28 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-30 17:34 [RFC PATCH 0/2] mtd: nand: properly handle bitflips in erased pages Boris Brezillon
2015-07-30 17:34 ` [RFC PATCH 1/2] mtd: nand: add nand_check_erased helper functions Boris Brezillon
2015-07-31 7:10 ` Boris Brezillon
2015-07-31 10:06 ` Andrea Scian
2015-07-31 10:21 ` Boris Brezillon
2015-07-31 13:29 ` Andrea Scian
2015-07-31 13:58 ` Boris Brezillon
2015-08-04 15:42 ` Andrea Scian
2015-08-04 16:27 ` Boris Brezillon
2015-07-30 17:34 ` [RFC PATCH 2/2] mtd: nand: use nand_check_erased_ecc_chunk in default ECC read functions Boris Brezillon
2015-07-31 10:07 ` Andrea Scian
2015-07-31 10:32 ` Boris Brezillon
2015-07-31 13:40 ` Andrea Scian
2015-07-31 14:10 ` Boris Brezillon
2015-07-31 16:19 ` Andrea Scian
2015-07-31 16:27 ` Boris Brezillon
2015-08-03 11:16 ` Andrea Scian
2015-08-03 12:42 ` Boris Brezillon
2015-08-03 13:39 ` Andrea Scian
2015-08-03 19:32 ` Richard Weinberger
2015-08-04 7:02 ` Andrea Scian
2015-08-04 7:21 ` Richard Weinberger
2015-08-06 4:28 ` Andrea Scian
2015-08-06 9:19 ` Boris Brezillon [this message]
2015-08-06 9:42 ` Richard Weinberger
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