diff options
| author | Joachim Fenkes <fenkes@de.ibm.com> | 2008-04-23 11:55:45 -0700 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2008-04-23 11:55:45 -0700 |
| commit | 863fb09fbf1eb74f56ea02184a62165056aa29cb (patch) | |
| tree | 7fb54dd86320f2fba3a6276f5b2fa0e09efed7a3 /drivers/infiniband/hw/ehca/ehca_reqs.c | |
| parent | bc7b3a36ba02e4053ca38653e6a753082d9add03 (diff) | |
IB/ehca: Prevent posting of SQ WQEs if QP not in RTS
...as required by IB Spec, C10-29.
Signed-off-by: Joachim Fenkes <fenkes@de.ibm.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/ehca/ehca_reqs.c')
| -rw-r--r-- | drivers/infiniband/hw/ehca/ehca_reqs.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_reqs.c b/drivers/infiniband/hw/ehca/ehca_reqs.c index a20bbf466188..0b2359e2757a 100644 --- a/drivers/infiniband/hw/ehca/ehca_reqs.c +++ b/drivers/infiniband/hw/ehca/ehca_reqs.c @@ -421,6 +421,11 @@ int ehca_post_send(struct ib_qp *qp, int ret = 0; unsigned long flags; + if (unlikely(my_qp->state != IB_QPS_RTS)) { + ehca_err(qp->device, "QP not in RTS state qpn=%x", qp->qp_num); + return -EINVAL; + } + /* LOCK the QUEUE */ spin_lock_irqsave(&my_qp->spinlock_s, flags); |