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SubjectRe: [PATCH v2 07/22] KVM: MMU: cache mmio info on page fault path
On 06/29/2011 04:48 PM, Avi Kivity wrote:
> On 06/22/2011 05:31 PM, Xiao Guangrong wrote:
>> If the page fault is caused by mmio, we can cache the mmio info, later, we do
>> not need to walk guest page table and quickly know it is a mmio fault while we
>> emulate the mmio instruction
> Does this work if the mmio spans two pages?

If the mmio spans two pages, we already split the emulation into two parts,
and the mmio cache info is only matched for one page, so i thinks it works
well :-)

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