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Subject: Re: RFC: THE OFFLINE SCHEDULER
From: Peter Zijlstra <peterz@infradead.org>
To: Christoph Lameter <cl@linux-foundation.org>
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Date: Mon, 31 Aug 2009 17:33:22 +0200
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On Mon, 2009-08-31 at 15:22 -0400, Christoph Lameter wrote:
> 
> Stats updates are performed if needed or not. Same with slab expiration.
> Thats why its necessary to Offline the cpu.

Or we fix it to not do anything when not needed.

Come-on Christoph this ain't rocket science.