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Re: [PATCH v2 14/15] libx86: Update library API for cpu_policy
- To: Jan Beulich <jbeulich@xxxxxxxx>
- From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- Date: Tue, 4 Apr 2023 16:36:06 +0100
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- Cc: Roger Pau Monné <roger.pau@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Tue, 04 Apr 2023 15:36:34 +0000
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On 04/04/2023 4:34 pm, Jan Beulich wrote:
> On 04.04.2023 11:52, Andrew Cooper wrote:
>> Adjust the API and comments appropriately.
>>
>> x86_cpu_policy_fill_native() will eventually contain MSR reads, but leave a
>> TODO in the short term.
> That'll then require passing in a callback function anyway, such that
> different environments can use different ways of getting at the wanted
> MSR values. (IOW a bigger change anyway.)
We've already got #if __XEN__'s in there already. I was going to add
one more in the short term.
>
>> No practical change.
>>
>> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> What about x86_cpuid_lookup_deep_deps()? That'll be looking at more than
> just CPUID bits as well, won't it?
Good point. I'll adjust.
~Andrew
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