41 static struct kvm_s390_gib *gib;  variable
240  * of the GISA if the GISA is not part of the GIB alert list. All three
3135 		origin = xchg(&gib->alert_list_origin,  in process_gib_alert_list()
3251  * in case the GISA is not part of the GIB alert list.
3255  * Returns: the nonspecific ISC (NISC) the gib alert mechanism
3277 	return gib->nisc;  in kvm_s390_gisc_register()
3289  * in case the GISA is not part of the GIB alert list.
3293  * Returns: the nonspecific ISC (NISC) the gib alert mechanism
3415 	if (!gib)  in kvm_s390_gib_destroy()
3424 	free_page((unsigned long)gib);  in kvm_s390_gib_destroy()
3425 	gib = NULL;  in kvm_s390_gib_destroy()
3434 		KVM_EVENT(3, "%s", "gib not initialized, no AIV facility");  in kvm_s390_gib_init()
3438 	gib = (struct kvm_s390_gib *)get_zeroed_page(GFP_KERNEL_ACCOUNT | GFP_DMA);  in kvm_s390_gib_init()
3439 	if (!gib) {  in kvm_s390_gib_init()
3446 		pr_err("Registering the GIB alert interruption handler failed\n");  in kvm_s390_gib_init()
3453 	gib->nisc = nisc;  in kvm_s390_gib_init()
3454 	gib_origin = virt_to_phys(gib);  in kvm_s390_gib_init()
3456 		pr_err("Associating the GIB with the AIV facility failed\n");  in kvm_s390_gib_init()
3457 		free_page((unsigned long)gib);  in kvm_s390_gib_init()
3458 		gib = NULL;  in kvm_s390_gib_init()
3471 	KVM_EVENT(3, "gib 0x%pK (nisc=%d) initialized", gib, gib->nisc);  in kvm_s390_gib_init()
3477 	free_page((unsigned long)gib);  in kvm_s390_gib_init()
3478 	gib = NULL;  in kvm_s390_gib_init()