Symbol: XHCI_CODE_RING_UNDERRUN
usr/src/cmd/mdb/intel/modules/xhci/xhci.c
92
case XHCI_CODE_RING_UNDERRUN:
usr/src/uts/common/io/usb/hcd/xhci/xhci_endpoint.c
1626
case XHCI_CODE_RING_UNDERRUN: