Re: [PATCH v2 1/7] exec: Fix for qemu_ram_resize() callback

[David Hildenbrand]

>> Can you look the original value up somehow and us the resize callback
>> only as a notification that something changed? (that value would have to
>> be stored somewhere and migrated I assume - maybe that's already being
>> done)
> 
> Ok. I will take a look at that. But can we instead pass the 
> block->used_length to
> fw_cfg_add_file_callback(). That way we don’t have to change the 
> qemu_ram_resize()
> as well. I think Igor has suggested this before[1] and I had a go at it 
> before coming up
> with the "req_length" proposal here.

You mean, passing the old size as well? I don't see how that will solve
the issue, but yeah, nothing speaks against simply sending the old and
the new size.

-- 
Thanks,

David / dhildenb