Re: [patch] sched,cgroup_sched: fix up task_groups list

[Mike Galbraith]

On Mon, 2012-08-06 at 21:04 +0200, Peter Zijlstra wrote: 
> On Mon, 2012-08-06 at 17:32 +0200, Mike Galbraith wrote:
> > Thinko happened during sched migration to kernel/sched, fix it up.
> 
> what's the effect.. that is what broke and why are we backporting this
> to -stable?

The effect is that for_each_rt_rq() doesn't work, because it's not the
same task_groups list that groups were added to, it's an empty list, so
__enable/disable_runtime() and print_rt_stats() don't work, and you
can't see rt task groups.

-Mike

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