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    SubjectRe: [PATCH 7/7] x86/resctrl: Determine if Sub-NUMA Cluster is enabled and initialize.
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    On 2/28/2023 2:39 PM, Luck, Tony wrote:
    > Babu wrote:
    >> I am thinking loud here. Have you thought of addressing this problem?
    >> When a new monitor group is created, new RMID is assigned. This is done by alloc_rmid. It does not know about the rmid_offset details. This will allocate the one of the free RMIDs.
    >> When CPUs are assigned to the group, then per cpu  pqr_state is updated. At that point, this RMID becomes default_rmid for that cpu.
    > Good point. This is a gap. I haven't handled assigning CPUs to resctrl groups when SNC is enabled.

    You may need to document it.

    Thanks

    Babu

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