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

[Peter Zijlstra]

On Mon, 2012-08-06 at 22:09 +0200, Mike Galbraith wrote:
> 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.

It seems to me this makes for excellent changelog material ;-)
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