Re: [PATCH v3] TLB flush optimization

From: Alex Shi
Date: Thu May 10 2012 - 01:07:29 EST

On 05/10/2012 07:45 AM, Andi Kleen wrote:

>> Have you tried what happens if you get rid of the funny multi-vector-ipi
>> scheme and use the generic smp_call functions?
> Yes we did. It's much faster on larger systems.
> But haven't sent the patch yet because wasn't sure if it wasn't slower
> on small systems.

Why you worried about the small system? are there some bad example there?

It should be helpful after multiple invlpg enabled. I like to take a
look this later. :)

> -Andi

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