Re: [PATCH 2/2] KVM MMU: record reverse mapping for spte only if it's writable

Avi Kivity
2010-04-01T11:54:36Z

On 04/01/2010 11:52 AM, Xiao Guangrong wrote:
> The read only spte mapping can't hurt shadow page cache,
> so, no need to record it.
>
>

We do need to keep track of read-only mappings, that's how swapping
works. See commit ca335c8f08d.

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