Re: [Xen-devel] [PATCH v4 12/12] docs: add xl-psr.markdown

[Chao Peng <chao.p.peng@xxxxxxxxxxxxxxx>]

On Thu, Apr 16, 2015 at 12:58:16PM +0100, Ian Campbell wrote:
> On Thu, 2015-04-09 at 17:18 +0800, Chao Peng wrote:
> 
> BTW, do you know if someone is planning to work on libvirt integration
> for this stuff?

As I know, there are people from Intel will take care of this.

> (Aside: "cache-occupancy" would be more in keeping with the interfaces,
> oh well, you can fix if you feel like it, or not bother if you like).

It's fixed in v5.

> > +
> > +Detailed information please refer to Intel SDM chapter 17.15.
> 
> Perhaps a few simple examples, would make the basics clearer without
> having to hit the SDM for the full gory detail e.g.
> 
>         For example, assuming a system with 8 portions and 3 domains:
>         
>         A CBM of 0xff for every domain means each domain can access the
>         whole cache. This is the default.
>         
>         Giving one domain a CBM of 0x0F and the other two domain's 0xF0
>         means that the first domain gets exclusive access to half of the
>         cache (half of the portions) and the other two will share the
>         other half.
>         
>         Giving one domain a CBM of 0x0F, one 0x30 and the last 0xc0
>         would give the first domain exclusive access to half the cache,
>         and the other two exclusive access to one quarter each.
>         
> Then have the reference the SDM for more detailed stuff.

Thank you, for typing so much ...

Chao

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel