Re: [RFC PATCH 10/11] nohz,kvm,time: skip vtime accounting at kernel entry & exit

From: Andy Lutomirski
Date: Wed Jun 24 2015 - 11:08:34 EST


On Wed, Jun 24, 2015 at 7:57 AM, <riel@xxxxxxxxxx> wrote:
> From: Rik van Riel <riel@xxxxxxxxxx>
>
> When timer statistics are sampled from a remote CPU, vtime calculations
> at the kernel/user and kernel/guest boundary are no longer necessary.
> Skip them.

I plan to do my very best to clean up x86's calls into this code, but
I will try to avoid touching the implementations. I'm happy to leave
an eventual cleanup to you :)

--Andy
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