Re: 50 Watt idle power regression bisected to Linux-3.10

From: Peter Zijlstra
Date: Wed Dec 11 2013 - 06:53:01 EST


On Wed, Dec 11, 2013 at 12:38:39PM +0100, Borislav Petkov wrote:
> Right, if it turns out that this is really the case and that this
> erratum hasn't been fixed for models later than 29 - we'd need the
> additional model numbers to set X86_FEATURE_CLFLUSH_MONITOR correctly.

You also need: https://lkml.org/lkml/2013/11/19/143

Because obviously not all mwait idle loops check that cpu bit.
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