Re: [Xen-devel] Linux: PG_pinned vs. PG_foreign

[Keir Fraser <keir@xxxxxxxxxxxxx>]

On 15/1/07 09:38, "Jan Beulich" <jbeulich@xxxxxxxxxx> wrote:

> Is it intentional that these two both use PG_arch_1? It seems at least risky
> to me... And if intended, it would certainly deserve a comment. (I was about
> to utilize PG_pinned for indicating pinned highmem-allocated PTEs when I
> realized this collision.)

There's no reason to have them use the same bit if there's a PG_arch_2
available. It was probbaly laziness on my part when I realised that (so far)
ForeignPage and Pinned are mutually exclusive.

 -- Keir


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