diff options
Diffstat (limited to 'drivers/infiniband/sw/rxe/rxe_resp.c')
| -rw-r--r-- | drivers/infiniband/sw/rxe/rxe_resp.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_resp.c b/drivers/infiniband/sw/rxe/rxe_resp.c index 67eac616235c..68f6cd188d8e 100644 --- a/drivers/infiniband/sw/rxe/rxe_resp.c +++ b/drivers/infiniband/sw/rxe/rxe_resp.c @@ -1137,8 +1137,13 @@ static enum resp_states do_complete(struct rxe_qp *qp, return RESPST_ERR_CQ_OVERFLOW; finish: - if (unlikely(qp_state(qp) == IB_QPS_ERR)) + spin_lock_bh(&qp->state_lock); + if (unlikely(qp_state(qp) == IB_QPS_ERR)) { + spin_unlock_bh(&qp->state_lock); return RESPST_CHK_RESOURCE; + } + spin_unlock_bh(&qp->state_lock); + if (unlikely(!pkt)) return RESPST_DONE; if (qp_type(qp) == IB_QPT_RC) @@ -1464,14 +1469,17 @@ int rxe_responder(struct rxe_qp *qp) struct rxe_pkt_info *pkt = NULL; int ret; + spin_lock_bh(&qp->state_lock); if (!qp->valid || qp_state(qp) == IB_QPS_ERR || - qp_state(qp) == IB_QPS_RESET) { + qp_state(qp) == IB_QPS_RESET) { bool notify = qp->valid && (qp_state(qp) == IB_QPS_ERR); drain_req_pkts(qp); flush_recv_queue(qp, notify); + spin_unlock_bh(&qp->state_lock); goto exit; } + spin_unlock_bh(&qp->state_lock); qp->resp.aeth_syndrome = AETH_ACK_UNLIMITED; |