diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 307a1c86ea2139..b198ece2aad63d 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -381,8 +381,13 @@ void smp_call_online_cpu(void (*func)(void *), void *data) */ void smp_call_ipl_cpu(void (*func)(void *), void *data) { + struct lowcore *lc = pcpu_devices->lowcore; + + if (pcpu_devices[0].address == stap()) + lc = &S390_lowcore; + pcpu_delegate(&pcpu_devices[0], func, data, - pcpu_devices->lowcore->nodat_stack); + lc->nodat_stack); } int smp_find_processor_id(u16 address)