s390/kvm/interrupt.c

41 static struct kvm_s390_gib *gib;
3135 		origin = xchg(&gib->alert_list_origin,
3255  * Returns: the nonspecific ISC (NISC) the gib alert mechanism
3277 	return gib->nisc;
3293  * Returns: the nonspecific ISC (NISC) the gib alert mechanism
3415 	if (!gib)
3424 	free_page((unsigned long)gib);
3425 	gib = NULL;
3434 		KVM_EVENT(3, "%s", "gib not initialized, no AIV facility");
3438 	gib = (struct kvm_s390_gib *)get_zeroed_page(GFP_KERNEL_ACCOUNT | GFP_DMA);
3439 	if (!gib) {
3453 	gib->nisc = nisc;
3454 	gib_origin = virt_to_phys(gib);
3457 		free_page((unsigned long)gib);
3458 		gib = NULL;
3471 	KVM_EVENT(3, "gib 0x%pK (nisc=%d) initialized", gib, gib->nisc);
3477 	free_page((unsigned long)gib);
3478 	gib = NULL;