Lines Matching refs:head
51 unsigned int head;97 if (ps2if->head == ps2if->tail) {117 unsigned int head;127 if (ps2if->head == ps2if->tail)129 head = (ps2if->head + 1) & (sizeof(ps2if->buf) - 1);130 if (head != ps2if->tail) {131 ps2if->buf[ps2if->head] = val;132 ps2if->head = head;