Re: [patch 1/6] mmu_notifier: Core code

Avi Kivity
2008-02-16T08:45:50Z

Andrew Morton wrote:
> How important is this feature to KVM?
>

Very. kvm pins pages that are referenced by the guest; a 64-bit guest
will easily pin its entire memory with the kernel map. So this is
critical for guest swapping to actually work.

Other nice features like page migration are also enabled by this patch.

--
Any sufficiently difficult bug is indistinguishable from a feature.

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