278 			domain->refs++; /* XXXKIB prevent free */  in domain_init_rmrr()
432 	ctx->context.refs = 1;  in dmar_ctx_alloc()
443 	KASSERT(domain->refs >= domain->ctx_cnt,  in dmar_ctx_link()
444 	    ("dom %p ref underflow %d %d", domain, domain->refs,  in dmar_ctx_link()
446 	domain->refs++;  in dmar_ctx_link()
458 	KASSERT(domain->refs > 0,  in dmar_ctx_unlink()
459 	    ("domain %p ctx dtr refs %d", domain, domain->refs));  in dmar_ctx_unlink()
460 	KASSERT(domain->ctx_cnt >= domain->refs,  in dmar_ctx_unlink()
461 	    ("domain %p ctx dtr refs %d ctx_cnt %d", domain,  in dmar_ctx_unlink()
462 	    domain->refs, domain->ctx_cnt));  in dmar_ctx_unlink()
463 	domain->refs--;  in dmar_ctx_unlink()
482 	KASSERT(domain->refs == 0,  in dmar_domain_destroy()
483 	    ("destroying dom %p with refs %d", domain, domain->refs));  in dmar_domain_destroy()
595 			ctx->context.refs++; /* tag referenced us */  in dmar_get_ctx_for_dev1()
601 		ctx->context.refs++; /* tag referenced us */  in dmar_get_ctx_for_dev1()
707 	KASSERT(domain->refs >= 1,  in dmar_unref_domain_locked()
708 	    ("dmar %d domain %p refs %u", dmar->iommu.unit, domain,  in dmar_unref_domain_locked()
709 	    domain->refs));  in dmar_unref_domain_locked()
710 	KASSERT(domain->refs > domain->ctx_cnt,  in dmar_unref_domain_locked()
711 	    ("dmar %d domain %p refs %d ctx_cnt %d", dmar->iommu.unit, domain,  in dmar_unref_domain_locked()
712 	    domain->refs, domain->ctx_cnt));  in dmar_unref_domain_locked()
714 	if (domain->refs > 1) {  in dmar_unref_domain_locked()
715 		domain->refs--;  in dmar_unref_domain_locked()
739 	KASSERT(ctx->context.refs >= 1,  in dmar_free_ctx_locked()
740 	    ("dmar %p ctx %p refs %u", dmar, ctx, ctx->context.refs));  in dmar_free_ctx_locked()
746 	if (ctx->context.refs > 1) {  in dmar_free_ctx_locked()
747 		ctx->context.refs--;  in dmar_free_ctx_locked()
764 	KASSERT(ctx->context.refs >= 1,  in dmar_free_ctx_locked()
765 	    ("dmar %p ctx %p refs %u", dmar, ctx, ctx->context.refs));  in dmar_free_ctx_locked()
771 	if (ctx->context.refs > 1) {  in dmar_free_ctx_locked()
772 		ctx->context.refs--;  in dmar_free_ctx_locked()