[PATCH] powerpc: Only obtain cpu_hotplug_lock if called by rtasd

[Thomas Gleixner]

On Wed, 21 Jun 2017, Thiago Jung Bauermann wrote:
> Michael Ellerman <mpe at ellerman.id.au> writes:
> >> Notes:
> >>     This patch applies on tip/smp/hotplug, it should probably be carried there.
> >
> > stop_machine_cpuslocked() doesn't exist in mainline so I think it has to
> > be carried there right?
> 
> Yes. I said "probably" because I don't know if you want to wait
> until that branch is merged so that you can carry this patch in your
> tree.

I'll pick it up for 4.12 and you folks can figure out the backporting once
that hits Linus tree.

Thanks,

	tglx