Quoting Claudio Imbrenda (2022-08-02 18:06:05)
[...]
> > diff --git a/s390x/smp.c b/s390x/smp.c
> > index 12c40cadaed2..d59ca38e7a37 100644
> > --- a/s390x/smp.c
> > +++ b/s390x/smp.c
[...]
> > +static void test_calls_in_wait(void)
> > +{
[...]
> > + /*
> > + * To avoid races, we need to know that the secondary CPU has entered wait,
> > + * but the architecture provides no way to check whether the secondary CPU
> > + * is in wait.
> > + *
> > + * But since a waiting CPU is considered operating, simply stop the CPU, set
> > + * up the restart new PSW mask in wait, send the restart interrupt and then
> > + * wait until the CPU becomes operating (done by smp_cpu_start).
> > + */
> > + smp_cpu_stop(1);
> > + expect_ext_int();
>
> which external interrupt are you expecting on this CPU?
Right, leftover code, can be removed. Will be fixed.
