Re: [PATCH] s390/cpum_sf: Remove superfluous SMP function call

Sebastian Andrzej Siewior
2016-04-05T12:19:27Z

On 04/05/2016 02:11 PM, Heiko Carstens wrote:
> I think there is more broken: if I willingly let __cpu_disable() fail and
> try to offline e.g. cpu 2 for the second time chcpu will never return.
> Plus the console contains several "NOHZ: local_softirq_pending 01"
> messages.

…
>
> All of this works without problems on vanilla 4.5 kernel.
>
> I think you can reproduce this on any architecture :)

oh yes.

Sebastian