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Re: [Xen-devel] tracking of Xen heap pages shared with guest


  • To: Jan Beulich <jbeulich@xxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
  • Date: Fri, 14 Mar 2008 15:35:07 +0000
  • Delivery-date: Fri, 14 Mar 2008 08:38:45 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AciF6Pr/OdmgrfHcEdyPnAAWy6hiGQ==
  • Thread-topic: [Xen-devel] tracking of Xen heap pages shared with guest

On 14/3/08 14:07, "Jan Beulich" <jbeulich@xxxxxxxxxx> wrote:

>> It cannot be freed by the guest. Note that free_domheap_pages() is a no-op
>> for Xen-heap pages.
> 
> Ah, right. I keep getting confused by this special treatment of the Xen
> heap.

At some point I'll get round to killing off the Xen heap, and replace this
particular feature of it with a better-named page flag.

 -- Keir



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