Re: [PATCH v2 0/8] x86/resctrl: Support for AMD Global (Slow) Memory Bandwidth Allocation

[Moger, Babu]

Hi Reinette,

On 5/15/2026 11:35 AM, Reinette Chatre wrote:
> Hi Babu,
>
> On 5/15/26 8:31 AM, Moger, Babu wrote:
> > On 5/1/2026 9:38 AM, Moger, Babu wrote:
> > > On 4/30/2026 6:40 PM, Reinette Chatre wrote:
>
> > > > > > Since there are so many dependencies on the new schema format support I am prioritizing this
> > > > > > and created a PoC that I am currently refining and hope to share soon. We can collaborate on this
> > > > > > to ensure that it provides a good foundation for the GMBA and GSMBA support.
>
> Above is comment from me indicating plans to share the PoC and goal to have it provide a foundation
> for GMBA and GSMBA.

ok.
> > > > > That is good to know. Let me know when you are ready.
> > > > >
> > > > > Could you please share which parts of the feature (e.g., Part 1, Part 2, etc.) you are planning to cover in your PoC?
> > > >
> > > > All three parts mentioned in https://lore.kernel.org/lkml/06a237bd- c370-4d3f-99de-124e8c50e711@xxxxxxxxx/
> > > >
> > > > This does not address all the features discussed, for example it does not support emulated controls,
> > > > but I hope it is enough of a foundation to build on.
> > >
> > > Please share your code when you are ready. I can build GMB and GSMBA on top of your patches. Hopefully, I can reuse some of the code from this series.
> >
> > I didn’t see your acknowledgment on my previous note, so I wanted to follow up to ensure we’re aligned.
>
> I did not think a response was necessary since it essentially rephrased my earlier comment and did not contain
> a question.
>   
> > Just to confirm—are you planning to share your PoC?
>
> Yes. The fixes needed in existing resctrl code are taking higher priority though.

Ok. Sure.

> > My understanding is that I would build GMB/GSMBA on top of your patches. Please let me know if that’s correct.
>
> That is my understanding also.

Thanks for the confirmation.
-Babu