Re: [PATCH v2 00/16] fs,x86/resctrl: Add kernel-mode (e.g., PLZA) support to the resctrl subsystem

Moger, Babu
2026-04-22T21:42:20Z

Hi Reinette,

On 4/21/2026 9:56 PM, Reinette Chatre wrote:
> Hi Babu,
>
> On 4/21/26 5:17 PM, Moger, Babu wrote:
>> On 4/21/2026 5:44 PM, Reinette Chatre wrote:
>>> On 4/21/26 3:04 PM, Moger, Babu wrote:
>
>>>> That said, I agree we need to support this. Without it, we won’t be able to move the group from PLZA to non-PLZA.
>>>>
>>>> # cat info/kernel_mode
>>>>      inherit_ctrl_and_mon:
>>>>      global_assign_ctrl_assign_mon_per_cpu:group=uninitialized
>>>>      [global_assign_ctrl_assign_mon_per_cpu]:group=ctrl1/mon1/
>>>
>>> Like above where the listing is inconsistent. Is this what you mean?
>>
>> I meant the listing of "inherit_ctrl_and_mon" does not have groups while other modes have it.
>
> I think this is ok since it does not need a group or any other (for now?) property.
> What issues do you foresee here?

Nothing at this point. Will let you know if something comes up when
started working on it.

Thanks,
Babu