Commit 4fa45725 authored by Jon Mason's avatar Jon Mason Committed by Roland Dreier

RDMA/cxgb3: Fix iwch_create_cq() off-by-one error

The cxbg3 driver is unnecessarily decreasing the number of CQ entries by
one when creating a CQ.  This will cause the CQ not to have as many
entries as requested by the user if the user requests a power of 2 size.
Signed-off-by: default avatarJon Mason <jon@opengridcomputing.com>
Acked-by: default avatarSteve Wise <swise@opengridcomputing.com>
Signed-off-by: default avatarRoland Dreier <rolandd@cisco.com>
parent 1bab74e6
......@@ -189,7 +189,7 @@ static struct ib_cq *iwch_create_cq(struct ib_device *ibdev, int entries, int ve
return ERR_PTR(-ENOMEM);
}
chp->rhp = rhp;
chp->ibcq.cqe = (1 << chp->cq.size_log2) - 1;
chp->ibcq.cqe = 1 << chp->cq.size_log2;
spin_lock_init(&chp->lock);
atomic_set(&chp->refcnt, 1);
init_waitqueue_head(&chp->wait);
......
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