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Re: [Xen-devel] [PATCH v16 5/9] x86: change default load address from 1 MiB to 2 MiB



>>> On 21.02.17 at 20:19, <daniel.kiper@xxxxxxxxxx> wrote:
> Subsequent patches introducing relocatable early boot code play with
> page tables using 2 MiB huge pages. If load address is not aligned at
> 2 MiB then code touching such page tables must have special cases for
> start and end of Xen image memory region. So, let's make life easier
> and move default load address from 1 MiB to 2 MiB. This way page table
> code will be nice and easy. Hence, there is a chance that it will be
> less error prone too... :-)))
> 
> Additionally, drop first 2 MiB mapping from Xen image mapping.
> It is no longer needed.

What about the memory allocated for it? Aiui at least in the xen.efi
case there would be a 2Mb chunk left unused, but also never freed.

Jan


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