Re: [Xen-devel] [PATCH] [DOCS/RFC]: Xen: Clarification to terms used in hypervisor memory management

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 27.05.15 at 18:49, <andrew.cooper3@xxxxxxxxxx> wrote:
> RFC: All changes here are subject to my current understanding, which might be 
> wrong

LGTM

> The term 'pfn' is most little awkward, as it currently has two uses in
> different areas of the code.  I would argue that the caller of the pagetable
> code ought to know exactly if it dealing with an mfn or a gfn in the
> pagetables, at which point pfn from the old point of view becomes redundant.

Perhaps worth mentioning what the two uses are right now, so it
becomes more explicit what is needed for the TODO item you add to
go away again.

> Alternatively, we could standardise on gmfn/gpfn with the g helping to clarify
> what is guest value, but those are longer to type.

I don't think that would be useful.

> + * pfn: Pseduophysical Frame Number

Pseudophysical

Jan


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