diff options
Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_rc.c')
| -rw-r--r-- | drivers/infiniband/hw/ipath/ipath_rc.c | 52 |
1 files changed, 26 insertions, 26 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_rc.c b/drivers/infiniband/hw/ipath/ipath_rc.c index 0ca89af3e10d..720cb3ae1fc3 100644 --- a/drivers/infiniband/hw/ipath/ipath_rc.c +++ b/drivers/infiniband/hw/ipath/ipath_rc.c @@ -1053,32 +1053,32 @@ static inline void ipath_rc_rcv_resp(struct ipath_ibdev *dev, goto ack_done; } rdma_read: - if (unlikely(qp->s_state != OP(RDMA_READ_REQUEST))) - goto ack_done; - if (unlikely(tlen != (hdrsize + pmtu + 4))) - goto ack_done; - if (unlikely(pmtu >= qp->s_len)) - goto ack_done; - /* We got a response so update the timeout. */ - if (unlikely(qp->s_last == qp->s_tail || - get_swqe_ptr(qp, qp->s_last)->wr.opcode != - IB_WR_RDMA_READ)) - goto ack_done; - spin_lock(&dev->pending_lock); - if (qp->s_rnr_timeout == 0 && !list_empty(&qp->timerwait)) - list_move_tail(&qp->timerwait, - &dev->pending[dev->pending_index]); - spin_unlock(&dev->pending_lock); - /* - * Update the RDMA receive state but do the copy w/o holding the - * locks and blocking interrupts. XXX Yet another place that - * affects relaxed RDMA order since we don't want s_sge modified. - */ - qp->s_len -= pmtu; - qp->s_last_psn = psn; - spin_unlock_irqrestore(&qp->s_lock, flags); - ipath_copy_sge(&qp->s_sge, data, pmtu); - goto bail; + if (unlikely(qp->s_state != OP(RDMA_READ_REQUEST))) + goto ack_done; + if (unlikely(tlen != (hdrsize + pmtu + 4))) + goto ack_done; + if (unlikely(pmtu >= qp->s_len)) + goto ack_done; + /* We got a response so update the timeout. */ + if (unlikely(qp->s_last == qp->s_tail || + get_swqe_ptr(qp, qp->s_last)->wr.opcode != + IB_WR_RDMA_READ)) + goto ack_done; + spin_lock(&dev->pending_lock); + if (qp->s_rnr_timeout == 0 && !list_empty(&qp->timerwait)) + list_move_tail(&qp->timerwait, + &dev->pending[dev->pending_index]); + spin_unlock(&dev->pending_lock); + /* + * Update the RDMA receive state but do the copy w/o holding the + * locks and blocking interrupts. XXX Yet another place that + * affects relaxed RDMA order since we don't want s_sge modified. + */ + qp->s_len -= pmtu; + qp->s_last_psn = psn; + spin_unlock_irqrestore(&qp->s_lock, flags); + ipath_copy_sge(&qp->s_sge, data, pmtu); + goto bail; case OP(RDMA_READ_RESPONSE_LAST): /* ACKs READ req. */ |