Searched refs:_tail (Results 1 – 2 of 2) sorted by relevance
59 #define EP_RING_FULL(_head, _tail, _max) \ argument60 (0 == EP_RING_INDEX(((_tail) - (_head)), (_max)))61 #define EP_RING_EMPTY(_head, _tail, _max) \ argument62 (1 == EP_RING_INDEX(((_tail) - (_head)), (_max)))
412 :math:`txb\_head \equiv txb\_tail\ (\textrm{mod}\ 4)`. An example of how