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SubjectRe: lmbench lat_mmap slowdown with CONFIG_PARAVIRT
Ingo Molnar wrote:
> This is a very serious paravirt_ops slowdown affecting the native kernel's
> performance to the tune of 5-10% in certain workloads.
>
> It's been about 2 years ago that paravirt_ops went upstream, when you told
> us that something like this would never happen, that paravirt_ops is
> designed so flexibly that it will never hinder the native kernel - and if
> it does it will be easy to fix it. Now is the time to fulfill that
> promise.
>

Yep, working on it.

J


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