526 	struct kvm_signal_mask *sigmask = alloca(offsetof(struct kvm_signal_mask, sigset)  in vcpu_worker()
528 	sigset_t *sigset = (sigset_t *) &sigmask->sigset;  in vcpu_worker()  local
536 	pthread_sigmask(0, NULL, sigset);  in vcpu_worker()
537 	sigdelset(sigset, SIG_IPI);  in vcpu_worker()
540 	sigemptyset(sigset);  in vcpu_worker()
541 	sigaddset(sigset, SIG_IPI);  in vcpu_worker()
553 			sigwait(sigset, &sig);  in vcpu_worker()
876 	sigset_t sigset;  in main()  local
936 	sigemptyset(&sigset);  in main()
937 	sigaddset(&sigset, SIG_IPI);  in main()
938 	pthread_sigmask(SIG_BLOCK, &sigset, NULL);  in main()