IB/mthca: Set cleaned CQEs back to HW ownership when cleaning CQ

[cascardo/linux.git] / drivers / infiniband / hw / mthca / mthca_cq.c

diff --git a/drivers/infiniband/hw/mthca/mthca_cq.c b/drivers/infiniband/hw/mthca/mthca_cq.c
index cf0868f..ca224d0 100644 (file)
--- a/drivers/infiniband/hw/mthca/mthca_cq.c
+++ b/drivers/infiniband/hw/mthca/mthca_cq.c
@@ -284,7 +284,7 @@ void mthca_cq_clean(struct mthca_dev *dev, struct mthca_cq *cq, u32 qpn,
 {
        struct mthca_cqe *cqe;
        u32 prod_index;
-       int nfreed = 0;
+       int i, nfreed = 0;
 
        spin_lock_irq(&cq->lock);
 
@@ -321,6 +321,8 @@ void mthca_cq_clean(struct mthca_dev *dev, struct mthca_cq *cq, u32 qpn,
        }
 
        if (nfreed) {
+               for (i = 0; i < nfreed; ++i)
+                       set_cqe_hw(get_cqe(cq, (cq->cons_index + i) & cq->ibcq.cqe));
                wmb();
                cq->cons_index += nfreed;
                update_cons_index(dev, cq, nfreed);