Re: [PATCH v2 19/29] arm_mpam: Use a static key to indicate when mpam is enabled

James Morse
2025-10-03T18:04:15Z

Hi Fenghua,

On 26/09/2025 03:31, Fenghua Yu wrote:
> On 9/10/25 13:42, James Morse wrote:
>> Once all the MSC have been probed, the system wide usable number of
>> PARTID is known and the configuration arrays can be allocated.
>>
>> After this point, checking all the MSC have been probed is pointless,
>> and the cpuhp callbacks should restore the configuration, instead of
>> just resetting the MSC.
>>
>> Add a static key to enable this behaviour. This will also allow MPAM
>> to be disabled in repsonse to an error, and the architecture code to

> nit...s/repsonse/response/

Oops,

>> enable/disable the context switch of the MPAM system registers.
>>
>> Signed-off-by: James Morse <james.morse@arm.com>
>
> Reviewed-by: Fenghua Yu <fenghuay@nvidia.com>

Thanks!

James