Re: [PATCH 1/1] SGI X86 UV: Provide a System Activity Indicator driver

[Andi Kleen]

> Cool, thanks!  I rewrote the patch to use current->pid, removing the
> idle callback.

As a additional measure you could make the timer deferred when in 
idle state.  Then you would only actually do something when 
changing from idle to non idle or keeps being busy, but nothing 
when a CPU stays idle for a longer time.

The frequency wouldn't necessarily be 1 second then though.

-Andi
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