Lines Matching refs:XBT_NIL
69 devpath = xenbus_read(XBT_NIL, dev->nodename, "dev", NULL); in blkback_name()
476 err = xenbus_scanf(XBT_NIL, dev->nodename, "discard-enable", "%d", in xen_blkbk_discard()
564 err = xenbus_printf(XBT_NIL, dev->nodename, "max-ring-page-order", "%u", in xen_blkbk_probe()
602 err = xenbus_scanf(XBT_NIL, dev->nodename, "physical-device", "%x:%x", in backend_changed()
624 be->mode = xenbus_read(XBT_NIL, dev->nodename, "mode", NULL); in backend_changed()
632 device_type = xenbus_read(XBT_NIL, dev->otherend, "device-type", NULL); in backend_changed()
841 err = xenbus_scanf(XBT_NIL, dev->otherend, "event-channel", "%u", in connect_ring()
851 err = xenbus_scanf(XBT_NIL, dev->otherend, "ring-page-order", "%u", in connect_ring()
854 err = xenbus_scanf(XBT_NIL, dev->otherend, "ring-ref", in connect_ring()
881 err = xenbus_scanf(XBT_NIL, dev->otherend, ring_ref_name, in connect_ring()
894 err = xenbus_gather(XBT_NIL, dev->otherend, "protocol", in connect_ring()
908 err = xenbus_gather(XBT_NIL, dev->otherend, in connect_ring()