Re: [PATCH V8 02/44] Documentation/protection-keys: Clean up documentation for User Space pkeys

Ira Weiny
2022-02-01T23:49:52Z

On Fri, Jan 28, 2022 at 02:39:10PM -0800, Dave Hansen wrote:
> On 1/27/22 09:54, ira.weiny@intel.com wrote:
> > +PKeys Userspace (PKU) is a feature which is found on Intel's Skylake "Scalable
> > +Processor" Server CPUs and later. And it will be available in future
> > +non-server Intel parts and future AMD processors.
>
> The non-server parts are quite available these days. I'm typing on one
> right now:
>
> model name : 11th Gen Intel(R) Core(TM) i7-1165G7 @ 2.80GHz
>
> This can probably say:
>
> Protection Keys for Userspace (PKU) can be found on:
> * Intel server CPUs, Skylake and later
> * Intel client CPUs, Tiger Lake (11th Gen Core) and later
> * Future AMD CPUs
>
> It would be great if the AMD folks can elaborate on that a bit, but I
> understand it might not be possible if the CPUs aren't out yet.

Updated.

But I'm leery about putting in any information about AMD CPU's. Who could I
ask directly?

Ira