On 05.12.19 14:09, Thomas Huth wrote: > On 05/12/2019 13.51, Christian Borntraeger wrote: >> There is no ENOTSUPP for userspace >> >> Reported-by: Julian Wiedmann <jwi@xxxxxxxxxxxxx> >> Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx> >> --- >> arch/s390/kvm/interrupt.c | 6 +++--- >> 1 file changed, 3 insertions(+), 3 deletions(-) >> >> diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c >> index 2a711bae69a7..bd9b339bbb5e 100644 >> --- a/arch/s390/kvm/interrupt.c >> +++ b/arch/s390/kvm/interrupt.c >> @@ -2312,7 +2312,7 @@ static int flic_ais_mode_get_all(struct kvm *kvm, struct kvm_device_attr *attr) >> return -EINVAL; >> >> if (!test_kvm_facility(kvm, 72)) >> - return -ENOTSUPP; >> + return -EOPNOTSUPP; >> >> mutex_lock(&fi->ais_lock); >> ais.simm = fi->simm; >> @@ -2621,7 +2621,7 @@ static int modify_ais_mode(struct kvm *kvm, struct kvm_device_attr *attr) >> int ret = 0; >> >> if (!test_kvm_facility(kvm, 72)) >> - return -ENOTSUPP; >> + return -EOPNOTSUPP; >> >> if (copy_from_user(&req, (void __user *)attr->addr, sizeof(req))) >> return -EFAULT; >> @@ -2701,7 +2701,7 @@ static int flic_ais_mode_set_all(struct kvm *kvm, struct kvm_device_attr *attr) >> struct kvm_s390_ais_all ais; >> >> if (!test_kvm_facility(kvm, 72)) >> - return -ENOTSUPP; >> + return -EOPNOTSUPP; >> >> if (copy_from_user(&ais, (void __user *)attr->addr, sizeof(ais))) >> return -EFAULT; >> > > Good catch. > > Reviewed-by: Thomas Huth <thuth@xxxxxxxxxx> > > There seems to be another one in arch/s390/include/asm/uv.h, are you > going to fix that, too? > I looked into that but it seemed that this is not exposed to userspace and just kept internal.