Re: [Xen-devel] [PATCH v2] xen/acpi: upload _PSD info for non Dom0 CPUs too

[Joao Martins]

On 03/08/2018 10:33 PM, Boris Ostrovsky wrote:
> On 03/08/2018 05:57 AM, Joao Martins wrote:
> 
>> @@ -372,6 +376,15 @@ read_acpi_id(acpi_handle handle, u32 lvl, void *context, void **rv)
>>   
>>   	pr_debug("ACPI CPU%u w/ PBLK:0x%lx\n", acpi_id, (unsigned long)pblk);
>>   
>> +	/* It has P-state dependencies */
>> +	if (!acpi_processor_get_psd(handle, &acpi_psd[acpi_id])) {
>> +		__set_bit(acpi_id, acpi_id_psd_present);
>> +
>> +		pr_debug("ACPI CPU%u w/ PST:coord_type = %llu domain = %llu\n",
>> +			 acpi_id, acpi_psd[acpi_id].coord_type,
>> +			 acpi_psd[acpi_id].domain);
>> +	}
> 
> 
> I should have noticed this earlier, but do you really need 
> acpi_id_psd_present? Can you just go by acpi_psd[i] != NULL?
>

Oh yes! I was trying to be consistent with the rest of the module, but we surely
don't need that array of longs. Will respin after testing.

> Sorry for missing it in the first patch.
>
Thanks for the feedback!

> -boris
> 
> 
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