Re: [4.2] commit d59cfc09c32 (sched, cgroup: replace signal_struct->group_rwsem with a global percpu_rwsem) causes regression for libvirt/kvm

[Tejun Heo]

Hello,

On Tue, Sep 15, 2015 at 09:35:47PM -0700, Paul E. McKenney wrote:
> > > I am suggesting trying the options and seeing what works best, then
> > > working to convince people as needed.
> > 
> > Yeah, sure thing.  Let's wait for Christian.
> 
> Indeed.  Is there enough benefit to risk jamming this thing into 4.3?
> I believe that 4.4 should be a no-brainer.

In that case, I'm gonna revert the threadcgroup percpu_rwsem
conversion patches through -stable and reapply them for 4.4 merge
window.

Thanks!

-- 
tejun
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