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From: Vipin Kumar <vipin.kumar@st.com>
To: "Artem.Bityutskiy@nokia.com" <Artem.Bityutskiy@nokia.com>
Cc: Viresh KUMAR <viresh.kumar@st.com>,
	"David.Woodhouse@intel.com" <David.Woodhouse@intel.com>,
	amitgoel <amit.goel@st.com>,
	Armando VISCONTI <armando.visconti@st.com>,
	Shiraz HASHIM <shiraz.hashim@st.com>,
	"linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>
Subject: Re: [PATCH resend] Newly erased page read workaround
Date: Fri, 1 Apr 2011 17:12:42 +0530	[thread overview]
Message-ID: <4D95BA32.6040709@st.com> (raw)
In-Reply-To: <1301657448.2789.44.camel@localhost>

On 4/1/2011 5:00 PM, Artem Bityutskiy wrote:
> On Fri, 2011-04-01 at 15:55 +0530, ext Viresh Kumar wrote:
>> +		/*
>> +		 * This is a temporary erase check. A newly erased page read
>> +		 * would result in an ecc error because the oob data is also
>> +		 * erased to FF and the calculated ecc for an FF data is not
>> +		 * FF..FF.
>> +		 * This is a workaround to skip performing correction in case
>> +		 * data is FF..FF
>> +		 */
> 
> Sorry, but still questions.
> 
> The comment says this is temporary - why? When and how this going to be
> change to become "permanent".
> 

Temporary because the fsmc peripheral itself needs a fix for this problem

> And you still did not add words about the problem with bit-flips.
> 

OK, I would add that too

  reply	other threads:[~2011-04-01 11:43 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-04-01 10:25 [PATCH resend] Newly erased page read workaround Viresh Kumar
2011-04-01 11:30 ` Artem Bityutskiy
2011-04-01 11:42   ` Vipin Kumar [this message]
2011-04-01 11:44     ` Artem Bityutskiy
2011-04-04  5:45       ` Vipin Kumar
2011-04-04  6:27         ` Artem Bityutskiy
2011-04-04  9:00           ` Vipin Kumar
2011-04-04  9:02             ` Artem Bityutskiy
2011-04-04  9:28               ` Vipin Kumar

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