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SubjectRe: [RESEND PATCH v6] x86/hpet: Reduce HPET counter read contention
On 09/06/2016 11:50 AM, Thomas Gleixner wrote:
> On Tue, 6 Sep 2016, Waiman Long wrote:
>> This is done by using a combination word with a sequence number and
>> a bit lock. The CPU that gets the bit lock will be responsible for
>> reading the HPET counter and update the sequence number. The others
>> will monitor the change in sequence number and grab the HPET counter
>> value accordingly. This change is only enabled on SMP configuration.
> That hardly matches the implementation.
>
> Thanks,
>
> tglx
Sorry, I forgot to update the change log accordingly. Will send out a
new patch to address that.

Cheers,
Longman

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