Re: [Xen-devel] the ptwr cmpxchg fix

[John Levon <levon@xxxxxxxxxxxxxxxxx>]

On Fri, Oct 19, 2007 at 08:38:14AM +0100, Keir Fraser wrote:

> Yes, deciding whether to add _PAGE_USER based on Xen version seems the best
> way to go.

OK.

> Bear in mind that the ABI bug affects *only* cmpxchg of
> pagetables.

Yep. Unfortunately we use that rather heavily, although Linux doesn't :)

regards
john

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