Lines Matching refs:o_head
1435 unsigned int i_head, o_head;
1460 o_head = opipe->head;
1484 pipe_full(o_head, o_tail, opipe->max_usage)) {
1505 obuf = &opipe->bufs[o_head & o_mask];
1517 o_head++;
1518 opipe->head = o_head;
1542 o_head++;
1543 opipe->head = o_head;
1572 unsigned int i_head, o_head;
1586 o_head = opipe->head;
1605 pipe_full(o_head, o_tail, opipe->max_usage))
1609 obuf = &opipe->bufs[o_head & o_mask];
1635 o_head++;
1636 opipe->head = o_head;