OPA_16B_L4_MASK 447 drivers/infiniband/hw/hfi1/hfi.h return (u8)(hdr->lrh[2] & OPA_16B_L4_MASK); OPA_16B_L4_MASK 2520 drivers/infiniband/hw/hfi1/hfi.h lrh2 = (lrh2 & ~OPA_16B_L4_MASK) | l4;