diff options
| author | Shiraz Saleem <shiraz.saleem@intel.com> | 2016-06-14 16:54:16 -0500 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-06-23 10:35:34 -0400 |
| commit | 747f1c6d9be749a29612fc78c321b97099906008 (patch) | |
| tree | 9f7b6feb47061ffd7b340dff21f6685519f1f2b1 /drivers | |
| parent | 61c78eea9516a921799c17b4c20558e2aa780fd3 (diff) | |
| download | linux-747f1c6d9be749a29612fc78c321b97099906008.tar.bz2 | |
i40iw: Correct CQ arming
CQ is armed for solicited events only, ignoring other notification
flags. Correct this by arming for next and arming for solicited
event if IB_CQ_SOLICITED is set. Also protect CQ shadow area update
with spinlock.
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/infiniband/hw/i40iw/i40iw_verbs.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/i40iw/i40iw_verbs.c b/drivers/infiniband/hw/i40iw/i40iw_verbs.c index 02a735b64208..c6e75acbbbcd 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_verbs.c +++ b/drivers/infiniband/hw/i40iw/i40iw_verbs.c @@ -2327,13 +2327,16 @@ static int i40iw_req_notify_cq(struct ib_cq *ibcq, { struct i40iw_cq *iwcq; struct i40iw_cq_uk *ukcq; - enum i40iw_completion_notify cq_notify = IW_CQ_COMPL_SOLICITED; + unsigned long flags; + enum i40iw_completion_notify cq_notify = IW_CQ_COMPL_EVENT; iwcq = (struct i40iw_cq *)ibcq; ukcq = &iwcq->sc_cq.cq_uk; - if (notify_flags == IB_CQ_NEXT_COMP) - cq_notify = IW_CQ_COMPL_EVENT; + if (notify_flags == IB_CQ_SOLICITED) + cq_notify = IW_CQ_COMPL_SOLICITED; + spin_lock_irqsave(&iwcq->lock, flags); ukcq->ops.iw_cq_request_notification(ukcq, cq_notify); + spin_unlock_irqrestore(&iwcq->lock, flags); return 0; } |