Re: [PATCH] KVM: Defer remote tlb flushes on invlpg (v2)

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Andi Kleen wrote:
KVM flushes tlbs on remote cpus for two purposes: to protect guest pages
that it needs to collect information about, and to prevent stale tlb entries
from pointing to pages that no longer belong to the guest.

I assume you have numbers with some benchmark how much that improves performance. It would be nice to add them to the commit log.

Your assumption is incorrect; I did not benchmark this patch.

--
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.

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