RXQ_JMBOSZ_TH_SHIFT  464 drivers/net/ethernet/atheros/atl1e/atl1e_hw.h #define         RXQ_JMBOSZ_TH_SHIFT         0  /* RRD retirement timer. Decrement by 1 after every 512ns passes*/
RXQ_JMBOSZ_TH_SHIFT  168 drivers/net/ethernet/atheros/atlx/atl1.h #define RXQ_JMBOSZ_TH_SHIFT			0