Re: [PATCH v2 3/3] kvm/arm: Align the VMID allocation with the arm64 ASID one

From: Vladimir Murzin
Date: Thu Jul 22 2021 - 11:22:36 EST


On 7/22/21 10:50 AM, Will Deacon wrote:
> As an aside: I'm more and more inclined to rip out the CnP stuff given
> that it doesn't appear to being any benefits, but does have some clear
> downsides. Perhaps something for next week.

Can you please clarify what do you mean by "it doesn't appear to being any
benefits"? IIRC, Cortex-A65 implements CnP hint and I've heard that some
payloads seen improvement...

Cheers
Vladimir