[Xen-devel] RE: Xen/ia64 - global or per VP VHPT

To:	"Magenheimer, Dan \(HP Labs Fort Collins\)" <dan.magenheimer@xxxxxx>, "Dong, Eddie" <eddie.dong@xxxxxxxxx>
Subject:	[Xen-devel] RE: Xen/ia64 - global or per VP VHPT
From:	"Yang, Fred" <fred.yang@xxxxxxxxx>
Date:	Fri, 29 Apr 2005 08:41:03 -0700
Cc:	Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, ipf-xen <ipf-xen@xxxxxxxxx>, xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
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Thread-topic:	Xen/ia64 - global or per VP VHPT

> 
> Per-domain VHPT will have its disadvantages too, namely a large
> chunk of memory per domain that is not owned by the domain.
> Perhaps this is not as much of a problem on VT which will be
> limited to 16 domains, but I hope to support more non-VT domains
> (at least 64, maybe more).
For the quick answer on this, we are using fixed partition on RID to get
16 domains for start - to get to domainN.  But it is for the basic code
to work.  The scheme can be switched to dynamically RID partition to get
to >64 domains.

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