Re: [patch v4 08/18] Revert "sched: Introduce temporaryFAIR_GROUP_SCHED dependency for load-tracking"

From: Peter Zijlstra
Date: Tue Feb 12 2013 - 05:28:00 EST


On Thu, 2013-01-24 at 11:06 +0800, Alex Shi wrote:
> Remove CONFIG_FAIR_GROUP_SCHED that covers the runnable info, then
> we can use runnable load variables.
>
It would be nice if we could quantify the performance hit of doing so.
Haven't yet looked at later patches to see if we remove anything to
off-set this.

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