RE: [PATCH v4 0/8] Support L3 Smart Data Cache Injection Allocation Enforcement (SDCIAE)

Luck, Tony posted 8 patches 9 months, 1 week ago
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RE: [PATCH v4 0/8] Support L3 Smart Data Cache Injection Allocation Enforcement (SDCIAE)
Posted by Luck, Tony 9 months, 1 week ago
>> No. Intel doesn't reserve a single CLOS. It allows to assign RMIDs and CLOSids
>> for I/O monitoring and control. Different IDs can be assigned to different groups
>> of devices (the "grouping" is dependent on h/w routing to devices, not
>> assignable by the OS).
>
> How does this work with CDP on Intel? Can CDP be enabled for CPU agents while the
> "code" and "data" CLOSids be used for I/O control?

Reinette,

Good question. I'll have to check with h/w folks.

-Tony