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Re: [Xen-devel] page ref/type count overflows

To: Jan Beulich <jbeulich@xxxxxxxxxx>
Subject: Re: [Xen-devel] page ref/type count overflows
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Mon, 26 Jan 2009 14:19:09 +0000
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On 26/01/2009 14:10, "Jan Beulich" <jbeulich@xxxxxxxxxx> wrote:

> But (just having got your second response) if we can do without that ugly
> cmpxchg8b altogether, then of course this is the much preferred solution.
> The growing of struct page_info of course isn't very fortunate, but pretty
> much unavoidable.

I'm having at the cmpxchg8b right now. I'll also widen the fields I guess,
since that's pretty easy.

 -- Keir



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