From: Artem Bityutskiy <dedekind1@gmail.com>
To: Matthieu CASTET <matthieu.castet@parrot.com>
Cc: Kent Li <Kent.Li@radisys.com>, Stefan Roese <sr@denx.de>,
HOUR Frderic <frederic.hour@safran-engineering.com>,
linux-mtd <linux-mtd@lists.infradead.org>,
Pekon Gupta <pekon@ti.com>,
Ezequiel Garcia <ezequiel.garcia@free-electrons.com>,
Brian Norris <computersforpeace@gmail.com>
Subject: Re: [RFC PATCH] UBIFS: remove check for all(0xff) for empty pages
Date: Tue, 11 Mar 2014 15:06:27 +0200 [thread overview]
Message-ID: <1394543187.2399.11.camel@sauron.fi.intel.com> (raw)
In-Reply-To: <20140311132109.4201b0dd@parrot.com>
On Tue, 2014-03-11 at 13:21 +0100, Matthieu CASTET wrote:
> I think this is not true with MLC flash that Pekon want to handle.
Correct. But this is a different issue. Let's not confuse ourselves and
not mix them. Right now we are discussing bit-flips in the empty space.
We are not discussing MLC issues.
> There is the paired page problem [1] and the power cut corruption can
> happen in more than one page.
That's right. But this is another issue: UBIFS was not designed for MLC.
This can also be fixed, but this is a completely separate activity.
--
Best Regards,
Artem Bityutskiy
next prev parent reply other threads:[~2014-03-11 13:08 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-11 6:23 [RFC PATCH] UBIFS: remove check for all(0xff) for empty pages Pekon Gupta
2014-03-11 7:42 ` Artem Bityutskiy
2014-03-11 11:41 ` Gupta, Pekon
2014-03-11 12:21 ` Matthieu CASTET
2014-03-11 13:06 ` Artem Bityutskiy [this message]
2014-03-11 12:35 ` Matthieu CASTET
2014-03-11 12:51 ` Kent Li
2014-03-21 7:57 ` Gupta, Pekon
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