Messages in this thread | | | Date | Tue, 6 Sep 2016 13:10:42 -0400 | From | Waiman Long <> | Subject | Re: [RESEND PATCH v6] x86/hpet: Reduce HPET counter read contention |
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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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