Hi Petteri,

>> If we can write / read the node structure directly, then I'm actually
>> thinking we won't be needing this patch at all.
> 
> OK. We'll get nicer code-solution with packed node-structure, and get rid of 
> memcopies etc.  So, could it be that I'll just send you updated [PATCH 2/4], 
> and that's only needed patch with status report backup-files?
> 

Sounds like it should be sufficient.  Lets go in this direction and mop
up any further issues afterwards.

Regards,
-Denis