Re: [PATCH 2/2] vhost: re-introducing metadata acceleration through kernel virtual address

Jason Wang
2019-09-09T02:30:56Z

On 2019/9/9 上午10:18, Jason Wang wrote:
>>>
>>> On a elder CPU Sandy Bridge without SMAP support. TX PPS doesn't see
>>> any difference.
>> Why is not Kaby Lake with SMAP off the same as Sandy Bridge?
>
>
> I don't know, I guess it was because the atomic is l

Sorry, I meant atomic costs less for Kaby Lake.

Thanks