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Re: [Xen-devel] RFC: large system support - 128 CPUs

To: Bill Burns <bburns@xxxxxxxxxx>
Subject: Re: [Xen-devel] RFC: large system support - 128 CPUs
From: Tim Deegan <Tim.Deegan@xxxxxxxxxx>
Date: Wed, 13 Aug 2008 09:21:29 +0100
Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
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At 14:41 -0400 on 12 Aug (1218552070), Bill Burns wrote:
> First is a build assertion due to the size of
> the page_info structure and the shadow_page_info
> structures get out of sync due to the presence
> of cpumask_t in the page info structure.
> 
> A possible fix is to tack on the following to
> the end of shadow_page_info structure:

Yep, that'll sort it out fine.  I don't think the #if is even needed
because a cpumask is always at least the size of a long.  Or you could
add a "cpumask_t _unused;" to the union with mbz in it since that's
where the sizes get out of sync.

Cheers,

Tim.

-- 
Tim Deegan <Tim.Deegan@xxxxxxxxxx>
Principal Software Engineer, Citrix Systems (R&D) Ltd.
[Company #02300071, SL9 0DZ, UK.]

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