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authorDevesh Sharma <devesh.sharma@emulex.com>2014-06-09 01:22:38 -0400
committerRoland Dreier <roland@purestorage.com>2014-09-19 12:53:35 -0400
commitf93439e476d012b2503dbb07fe0fc675bcbff099 (patch)
tree9afc6733da4b0a764b89e3a82226b6688191afe5 /drivers/infiniband
parentd6a488f21c0f3c44bfbb2339a75159ee55aa2b6f (diff)
RDMA/ocrdma: Do not skip setting deferred_arm
When ib_request_notify_cq() is called for the first time, ocrdma tries to skip setting deffered_arm flag. This may lead CQ to an un-armed state thus never generating a CQ event and leaving consumer hung. This patch removes the part of code that skips setting deferred_arm. Signed-off-by: Devesh Sharma <devesh.sharma@emulex.com> Signed-off-by: Selvin Xavier <selvin.xavier@emulex.com> Signed-off-by: Mitesh Ahuja <mitesh.ahuja@emulex.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/ocrdma/ocrdma_verbs.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
index 4527311171c5..8f5f2577f288 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
@@ -2846,11 +2846,9 @@ int ocrdma_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags cq_flags)
2846 if (cq->first_arm) { 2846 if (cq->first_arm) {
2847 ocrdma_ring_cq_db(dev, cq_id, arm_needed, sol_needed, 0); 2847 ocrdma_ring_cq_db(dev, cq_id, arm_needed, sol_needed, 0);
2848 cq->first_arm = false; 2848 cq->first_arm = false;
2849 goto skip_defer;
2850 } 2849 }
2851 cq->deferred_arm = true;
2852 2850
2853skip_defer: 2851 cq->deferred_arm = true;
2854 cq->deferred_sol = sol_needed; 2852 cq->deferred_sol = sol_needed;
2855 spin_unlock_irqrestore(&cq->cq_lock, flags); 2853 spin_unlock_irqrestore(&cq->cq_lock, flags);
2856 2854