diff options
Diffstat (limited to 'arch/s390/kvm/interrupt.c')
| -rw-r--r-- | arch/s390/kvm/interrupt.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c index 60a5cf40d49a..4cad00adef93 100644 --- a/arch/s390/kvm/interrupt.c +++ b/arch/s390/kvm/interrupt.c @@ -28,7 +28,7 @@ #define IOINT_AI_MASK 0x04000000 #define PFAULT_INIT 0x0600 -static int deliver_ckc_interrupt(struct kvm_vcpu *vcpu); +static int __must_check deliver_ckc_interrupt(struct kvm_vcpu *vcpu); static int is_ioint(u64 type) { @@ -77,7 +77,7 @@ static u64 int_word_to_isc_bits(u32 int_word) return (0x80 >> isc) << 24; } -static int __interrupt_is_deliverable(struct kvm_vcpu *vcpu, +static int __must_check __interrupt_is_deliverable(struct kvm_vcpu *vcpu, struct kvm_s390_interrupt_info *inti) { switch (inti->type) { @@ -86,6 +86,7 @@ static int __interrupt_is_deliverable(struct kvm_vcpu *vcpu, return 0; if (vcpu->arch.sie_block->gcr[0] & 0x2000ul) return 1; + return 0; case KVM_S390_INT_EMERGENCY: if (psw_extint_disabled(vcpu)) return 0; @@ -225,7 +226,7 @@ static u16 get_ilc(struct kvm_vcpu *vcpu) } } -static int __deliver_prog_irq(struct kvm_vcpu *vcpu, +static int __must_check __deliver_prog_irq(struct kvm_vcpu *vcpu, struct kvm_s390_pgm_info *pgm_info) { int rc = 0; @@ -307,7 +308,7 @@ static int __deliver_prog_irq(struct kvm_vcpu *vcpu, return rc; } -static int __do_deliver_interrupt(struct kvm_vcpu *vcpu, +static int __must_check __do_deliver_interrupt(struct kvm_vcpu *vcpu, struct kvm_s390_interrupt_info *inti) { const unsigned short table[] = { 2, 4, 4, 6 }; @@ -508,7 +509,7 @@ static int __do_deliver_interrupt(struct kvm_vcpu *vcpu, return rc; } -static int deliver_ckc_interrupt(struct kvm_vcpu *vcpu) +static int __must_check deliver_ckc_interrupt(struct kvm_vcpu *vcpu) { int rc; @@ -657,7 +658,7 @@ void kvm_s390_clear_local_irqs(struct kvm_vcpu *vcpu) &vcpu->kvm->arch.sca->cpu[vcpu->vcpu_id].ctrl); } -int kvm_s390_deliver_pending_interrupts(struct kvm_vcpu *vcpu) +int __must_check kvm_s390_deliver_pending_interrupts(struct kvm_vcpu *vcpu) { struct kvm_s390_local_interrupt *li = &vcpu->arch.local_int; struct kvm_s390_float_interrupt *fi = vcpu->arch.local_int.float_int; @@ -1351,7 +1352,6 @@ static int flic_set_attr(struct kvm_device *dev, struct kvm_device_attr *attr) r = enqueue_floating_irq(dev, attr); break; case KVM_DEV_FLIC_CLEAR_IRQS: - r = 0; kvm_s390_clear_float_irqs(dev->kvm); break; case KVM_DEV_FLIC_APF_ENABLE: |