diff options
Diffstat (limited to 'arch/s390/mm/pgtable.c')
| -rw-r--r-- | arch/s390/mm/pgtable.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c index 6b6ddc4ea02b..be6c1cf4ad5a 100644 --- a/arch/s390/mm/pgtable.c +++ b/arch/s390/mm/pgtable.c @@ -258,6 +258,10 @@ int s390_enable_sie(void) struct task_struct *tsk = current; struct mm_struct *mm, *old_mm; + /* Do we have switched amode? If no, we cannot do sie */ + if (!switch_amode) + return -EINVAL; + /* Do we have pgstes? if yes, we are done */ if (tsk->mm->context.has_pgste) return 0; @@ -292,7 +296,7 @@ int s390_enable_sie(void) tsk->mm = tsk->active_mm = mm; preempt_disable(); update_mm(mm, tsk); - cpu_set(smp_processor_id(), mm->cpu_vm_mask); + cpumask_set_cpu(smp_processor_id(), mm_cpumask(mm)); preempt_enable(); task_unlock(tsk); mmput(old_mm); |