On Sat, 2013-12-07 at 03:00 -0500, Len Brown wrote:

> No, Linux-3.13-rc3 does not fix this issue, even though it contains
> the following patch, claiming to address an issue with the commit above:
> 
> commit ea8117478918a4734586d35ff530721b682425be
> Author: Peter Zijlstra <[email protected]>
> Date:   Wed Sep 11 12:43:13 2013 +0200
> 
>     sched, idle: Fix the idle polling state logic
> 
>     Mike reported that commit 7d1a9417 ("x86: Use generic idle loop")
>     regressed several workloads and caused excessive reschedule
>     interrupts.

It fixes that, except for my Q6600 box.  Too bad mwait_idle() went away,
beloved old box doesn't play hints game, so it continues to flog itself.

-Mike

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