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RE: [Xen-devel] scrubbing free'd pages

To: "Keir Fraser" <keir.fraser@xxxxxxxxxxxxx>, "Rafal Wojtczuk" <rafal@xxxxxxxxxxxxxxxxxxxxxx>
From: "James Harper" <james.harper@xxxxxxxxxxxxxxxx>
Date: Tue, 25 May 2010 23:33:10 +1000
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Tue, 25 May 2010 06:34:21 -0700
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
Thread-index: Acr8CNS19yMRz6p4QwKoc+hHZsXMAAAAVMFjAAEQV8A=
Thread-topic: [Xen-devel] scrubbing free'd pages

> Other memory pages the domain freeing the
> pages must scrub them itself before freeing them back to Xen.

Is that true for a HVM domain making a decrease_reservation hypercall?
If so I should modify my code accordingly... it also means I need to
know if the page I'm decreasing is an unpopulated PoD page or not too.

James

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- Re: [Xen-devel] Improving domU restore time
  - From: Rafal Wojtczuk
- Re: [Xen-devel] Improving domU restore time
  - From: Keir Fraser

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