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SubjectRe: [PATCH V2] x86/intel_rdt: Ensure usage of CPUs are locked while needed
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Hi Boris,

On 12/11/2018 12:43 PM, Borislav Petkov wrote:
> On Tue, Dec 11, 2018 at 11:02:08AM -0800, Reinette Chatre wrote:
>> I just wanted to emphasize that it is not the schemata writing that
>> needs to be protected, but instead the pseudo-locking code that runs
>> after schemata programming that needs to run on a particular CPU. The
>> new patch subject could be interpreted to mean the former ... but that
>> is starting to sound like nitpicking by me.
>
> Nah, that's not nitpicking - it is important that we sort out stuff
> fully before committing.

I really appreciate your patience.

>
> Now, I'm trying to understand what you're telling me and I believe you
> mean what update_domains() does, yes?

Yes.

>
> And I guess a more fitting subject in that case could be:
>
> x86/intel_rdt: Ensure a CPU remains online for the region's pseudo-locking sequence
>
> or so, and then the commit message explains in more detail what that
> title actually means. :)
>
> Hmmm.

That subject line matches exactly the goal of this patch. Thank you very
much. Would you prefer that I send a new version with this subject line
or would you rather make the change yourself while applying this patch?

Reinette


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