UBI fastmap updates

[Richard Weinberger]

Am Thu, 02 Aug 2012 20:59:28 +0300
schrieb Artem Bityutskiy <artem.bityutskiy at linux.intel.com>:
> > How much PEB should be reserved? 2 x sizeof(fastmap)? 
> 
> Is there any reason why it cannot be the _exact_ maximum number? Not
> more and not less.

The fastmap size is an exact number. 
 
> If I understand correctly, fastmap size is a function of total PEBs
> count. You should be able to calculate the maximum size precisely.

It does.
I was thinking of 2 x sizeof(fastmap) to have reserved PEBs for the
currently used fastmap and PEBs for the new to be installed fastmap.

Thanks,
//richard