On Thu, 2012-08-02 at 20:03 +0200, Richard Weinberger wrote:
> > 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.

Up to you. If you are fine with the overhead, you can go for 2x, I do
not have objections. But would be nice to include the overhead numbers
when you submit the patches. Also print on initialization.

-- 
Best Regards,
Artem Bityutskiy