Lines Matching defs:tail
891 int xmit_count, tail, head;913 tail = state->xmit.tail;914 start = (char *)&state->xmit.buf[tail];917 xmit_count = (head < tail) ? (UART_XMIT_SIZE - tail) : (head - tail);925 tail += result;926 tail &= UART_XMIT_SIZE - 1;927 state->xmit.tail = tail;928 start = (char *)&state->xmit.buf[tail];