On 28/05/15 13:25, Tim Deegan wrote:
> At 12:34 +0100 on 28 May (1432816489), Andrew Cooper wrote:
>> Memory management is hard[citation needed].  Furthermore, it isn't helped by
>> the inconsistent use of terms through the code, or that some terms have
>> changed meaning over time.
>>
>> Describe the currently-used terms in a more practical fashon, so new code has
>> a concrete reference.
>>
>> Signed-off-by: Andrew Cooper <andrew.coop...@citrix.com>
> Acked-by: Tim Deegan <t...@xen.org>, with one reservation.
>
>> + * - Phase out all use of gpfn/gmfn where it pertains to pfn or mfn.
> I think you mean s/gpfn/gfn/, which I agree with.  gmfn I'm not so
> sure of.  Shadow code uses variants on gmfn/smfn to denote pairs of
> mfns (the guest's pagetable and its shadow), which I think is
> defensible.

That was my intended meaning of "where it pertains to pfn or mfn",
although I suppose I should have gone with my original sentence of
"except in the shadow code, where gmfn has a distinct meaning".

~Andrew

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