Re: [PATCH 2/4] sched/fair: Introduce idle enter/exit balance callbacks

From: Peter Zijlstra
Date: Tue Jun 21 2016 - 05:01:08 EST


On Mon, Jun 20, 2016 at 06:27:41PM +0200, Jiri Olsa wrote:
> so it might not be that easy to switch it to use the easy
> change I added as part of this RFC, but AFAIU it should be
> the same idle mask, but this approach might be too naive
> and miss some idle enter/exit paths.. CC-ing Frederic

Right, for RFC this will do; but I really want to avoid adding another
global atomic bitmask on the idle path.

In any case, I'll go look over the actual patches sometime soon, I still
got a few other patches series to stare at first.