Re: [PATCH 00/13] KVM: MMU: fast page fault

From: Avi Kivity
Date: Tue Apr 10 2012 - 06:04:15 EST


On 04/09/2012 10:46 PM, Marcelo Tosatti wrote:
> Perhaps the mmu_lock hold times by get_dirty are a large component here?

That's my concern, because it affects the scaling of migration for wider
guests.

> If that can be alleviated, not only RO->RW faults benefit.

Those are the most common types of faults on modern hardware, no?

--
error compiling committee.c: too many arguments to function

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