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

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.cooper3@xxxxxxxxxx>

Acked-by: Tim Deegan <tim@xxxxxxx>, 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


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