[PATCH resend] Newly erased page read workaround
Vipin Kumar
vipin.kumar at st.com
Fri Apr 1 07:42:42 EDT 2011
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
More information about the linux-mtd
mailing list