Re: Misc sd_idle related fixes

[Peter Zijlstra]

On Tue, 2011-02-08 at 10:13 -0800, Venkatesh Pallipadi wrote:
> Here are the 3 sd_idle related changes I tested with, for reference. Among
> the three, the third patch is the one that helps us in reducing idle cycles
> with one of our workloads and thus improves the latency response.

Have you tried what happens if you simply rip all that SMT stuff out and
simplify the code? Afaict much of the capacity stuff we have should have
a similar effect and is less confusing, no?

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