kvm_s390_mask_adapter 2456 arch/s390/kvm/interrupt.c 		ret = kvm_s390_mask_adapter(dev->kvm, req.id, req.mask);
kvm_s390_mask_adapter  233 arch/s390/kvm/kvm-s390.h int kvm_s390_mask_adapter(struct kvm *kvm, unsigned int id, bool masked);