Re: [PATCH RFC] x86, tsc: Allow for high latency in quick_pit_calibrate()

From	Adrian Hunter <adrian.hunter@intel.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH RFC] x86, tsc: Allow for high latency in quick_pit_calibrate()
Date	2015-06-04 13:40 +0200
Message-ID	<pxBF7-7YJ-5@gated-at.bofh.it> (permalink)
References	(8 earlier) <px52y-1bs-15@gated-at.bofh.it> <px5ce-1n6-3@gated-at.bofh.it> <px7H4-5d1-9@gated-at.bofh.it> <pxc41-3nS-3@gated-at.bofh.it> <pxhdo-2Fa-29@gated-at.bofh.it>
Organization	Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki

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On 03/06/15 16:45, Linus Torvalds wrote:
> On Wed, Jun 3, 2015 at 1:13 AM, Adrian Hunter <adrian.hunter@intel.com> wrote:
>>
>> Yeah, so the (only?) downside is the 50ms wasted on Fast TSC
>> calibration.  What about this?
> 
> That's certainly simpler.
> 
> What platform is this?

It's a prototype.


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Re: [PATCH RFC] x86, tsc: Allow for high latency in  quick_pit_calibrate() Andi Kleen <ak@linux.intel.com> - 2015-06-03 01:40 +0200
  Re: [PATCH RFC] x86, tsc: Allow for high latency in quick_pit_calibrate() Andy Lutomirski <luto@amacapital.net> - 2015-06-03 02:30 +0200
    Re: [PATCH RFC] x86, tsc: Allow for high latency in  quick_pit_calibrate() Andi Kleen <ak@linux.intel.com> - 2015-06-03 02:50 +0200
      Re: [PATCH RFC] x86, tsc: Allow for high latency in quick_pit_calibrate() Andy Lutomirski <luto@amacapital.net> - 2015-06-03 03:00 +0200
        Re: [PATCH RFC] x86, tsc: Allow for high latency in  quick_pit_calibrate() Thomas Gleixner <tglx@linutronix.de> - 2015-06-03 18:30 +0200
        Re: [PATCH RFC] x86, tsc: Allow for high latency in quick_pit_calibrate() Adrian Hunter <adrian.hunter@intel.com> - 2015-06-04 13:40 +0200

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