diff options
Diffstat (limited to 'arch/s390/kvm/interrupt.c')
| -rw-r--r-- | arch/s390/kvm/interrupt.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c index 353e0b7..be4db07 100644 --- a/arch/s390/kvm/interrupt.c +++ b/arch/s390/kvm/interrupt.c @@ -42,6 +42,7 @@ static int sca_ext_call_pending(struct kvm_vcpu *vcpu, int *src_id) if (!(atomic_read(&vcpu->arch.sie_block->cpuflags) & CPUSTAT_ECALL_PEND)) return 0; + BUG_ON(!kvm_s390_use_sca_entries()); read_lock(&vcpu->kvm->arch.sca_lock); if (vcpu->kvm->arch.use_esca) { struct esca_block *sca = vcpu->kvm->arch.sca; @@ -70,6 +71,7 @@ static int sca_inject_ext_call(struct kvm_vcpu *vcpu, int src_id) { int expect, rc; + BUG_ON(!kvm_s390_use_sca_entries()); read_lock(&vcpu->kvm->arch.sca_lock); if (vcpu->kvm->arch.use_esca) { struct esca_block *sca = vcpu->kvm->arch.sca; @@ -111,6 +113,8 @@ static void sca_clear_ext_call(struct kvm_vcpu *vcpu) struct kvm_s390_local_interrupt *li = &vcpu->arch.local_int; int rc, expect; + if (!kvm_s390_use_sca_entries()) + return; atomic_andnot(CPUSTAT_ECALL_PEND, li->cpuflags); read_lock(&vcpu->kvm->arch.sca_lock); if (vcpu->kvm->arch.use_esca) { |