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SubjectRe: [PATCH 5/5] sched, autogroup: runtime enable/disable tuning fix
On Sun, Feb 20, 2011 at 02:09:39PM +0100, Mike Galbraith wrote:
> On Sun, 2011-02-20 at 15:08 +0800, Yong Zhang wrote:
> > Now enable/disable autogroup at runtime is just a flag,
> > it doesn't take effect on current process of the system.
>
> Yup, they only move upon migration, which can take up to forever.

Yeah. so on UP, the user can have autogroup forever or not, and
sched_autogroup_enable is a nop.

> Linus
> didn't like the idea of an active on/off switch, so it got whacked.

Seems I missed that very thread.


Apart from runtime enable/disable issue, I think patch1~3 could
still be applied beause they really fix some problem or bring
some improvement.

Thanks,
Yong


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