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Re: [Xen-devel] [PATCH v5 8/9] x86/intel_pstate: support the use of intel_pstate in pmstat.c



>>> On 26.10.15 at 11:19, <wei.w.wang@xxxxxxxxx> wrote:
> On 26/10/2015 17:54,  Jan Beulich wrote:
>> That wasn't the question; I rather inquired what "meaning at the same time"
>> both fields have.
> 
> turbo_enable: indicates if turbo is enabled or not.
> turbo_pct: shows the capability of turbo in percentage. For example if the 
> CPU has the following operating frequency range:
> From [Min] to [Max]: 1.2GH, 1.3GHZ,1.4GHZ,...,2.3GHZ, so 1.2--->2.3, length = 
> 12
> Turbo frequency: 3.7GHZ, so 1.2---->3.7, length = 26
> Then turbo_pct = (26 - 12) / 26 = 54%, that is turbo_pct = 54.

So what meaning does e.g. "turbo_enabled = 1" plus "turbo_pct = 0"
have? Or "turbo_enabled = 0" plus "turbo_pct > 0"?

Jan


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