Messages in this thread | | | From | Bryan Donlan <> | Date | Fri, 8 Jan 2010 14:30:55 -0500 | Subject | Re: [PATCH v3 00/12] KVM: Add host swap event notifications for PV guest |
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On Fri, Jan 8, 2010 at 2:24 PM, Rik van Riel <riel@redhat.com> wrote: > On 01/08/2010 11:18 AM, Marcelo Tosatti wrote: > >> - Limit the number of queued async pf's per guest ? > > This is automatically limited to the number of processes > running in a guest :)
Only if the guest is nice and plays by the rules. What is to stop a malicious guest from just immediately switching back to userspace and kicking off another page-in every time it gets an async PF?
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