546 	devmap_handle_t *newdhp = NULL;  in devmap_handle_dup()  local
550 		newdhp = kmem_alloc(sizeof (devmap_handle_t), KM_SLEEP);  in devmap_handle_dup()
554 		bcopy(dhp, newdhp, sizeof (devmap_handle_t));  in devmap_handle_dup()
556 		newdhp->dh_seg = newseg;  in devmap_handle_dup()
557 		newdhp->dh_next = NULL;  in devmap_handle_dup()
559 			newdhp_save->dh_next = newdhp;  in devmap_handle_dup()
561 			*new_dhp = newdhp;  in devmap_handle_dup()
562 		newdhp_save = newdhp;  in devmap_handle_dup()
564 		callbackops = &newdhp->dh_callbackops;  in devmap_handle_dup()
567 			newdhp->dh_softlock = devmap_softlock_init(  in devmap_handle_dup()
568 			    newdhp->dh_dev,  in devmap_handle_dup()
571 			newdhp->dh_ctx = devmap_ctxinit(newdhp->dh_dev,  in devmap_handle_dup()
577 		if (newdhp->dh_flags & DEVMAP_ALLOW_REMAP) {  in devmap_handle_dup()
578 			mutex_init(&newdhp->dh_lock, NULL, MUTEX_DEFAULT, NULL);  in devmap_handle_dup()
579 			newdhp->dh_flags |= DEVMAP_LOCK_INITED;  in devmap_handle_dup()
590 			    (devmap_cookie_t *)newdhp, &newdhp->dh_pvtp);  in devmap_handle_dup()
604 				    "newdhp %p dhp %p\n", (void *)newdhp,  in devmap_handle_dup()
633 	devmap_handle_t *newdhp;  in segdev_unmap()  local
881 			newdhp = kmem_alloc(sizeof (devmap_handle_t), KM_SLEEP);  in segdev_unmap()
883 			bcopy(dhp, newdhp, sizeof (devmap_handle_t));  in segdev_unmap()
885 			newdhp->dh_seg = nseg;  in segdev_unmap()
886 			newdhp->dh_next = dhp->dh_next;  in segdev_unmap()
888 				newdhp->dh_softlock = devmap_softlock_init(  in segdev_unmap()
889 				    newdhp->dh_dev,  in segdev_unmap()
892 				newdhp->dh_ctx = devmap_ctxinit(newdhp->dh_dev,  in segdev_unmap()
894 			if (newdhp->dh_flags & DEVMAP_LOCK_INITED) {  in segdev_unmap()
895 				mutex_init(&newdhp->dh_lock,  in segdev_unmap()
901 				    newdhp, &newdhp->dh_pvtp);  in segdev_unmap()
903 			devmap_handle_reduce_len(newdhp, mlen);  in segdev_unmap()
904 			nsdp->devmap_data = newdhp;  in segdev_unmap()