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qed: Fix maximum number of CQs for iWARP
The maximum number of CQs supported is bound to the number
of connections supported, which differs between RoCE and iWARP.
This fixes a crash that occurred in iWARP when running 1000 sessions
using perftest.
Fixes: 67b40dccc4
("qed: Implement iWARP initialization, teardown and qp operations")
Signed-off-by: Michal Kalderon <Michal.Kalderon@cavium.com>
Signed-off-by: Ariel Elior <Ariel.Elior@cavium.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
d1abfd0b4e
commit
471115ab98
1 changed files with 6 additions and 6 deletions
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@ -209,11 +209,11 @@ static int qed_rdma_alloc(struct qed_hwfn *p_hwfn,
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goto free_pd_map;
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}
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/* Allocate bitmap for cq's. The maximum number of CQs is bounded to
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* twice the number of QPs.
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/* Allocate bitmap for cq's. The maximum number of CQs is bound to
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* the number of connections we support. (num_qps in iWARP or
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* num_qps/2 in RoCE).
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*/
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rc = qed_rdma_bmap_alloc(p_hwfn, &p_rdma_info->cq_map,
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p_rdma_info->num_qps * 2, "CQ");
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rc = qed_rdma_bmap_alloc(p_hwfn, &p_rdma_info->cq_map, num_cons, "CQ");
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if (rc) {
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DP_VERBOSE(p_hwfn, QED_MSG_RDMA,
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"Failed to allocate cq bitmap, rc = %d\n", rc);
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@ -222,10 +222,10 @@ static int qed_rdma_alloc(struct qed_hwfn *p_hwfn,
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/* Allocate bitmap for toggle bit for cq icids
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* We toggle the bit every time we create or resize cq for a given icid.
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* The maximum number of CQs is bounded to twice the number of QPs.
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* Size needs to equal the size of the cq bmap.
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*/
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rc = qed_rdma_bmap_alloc(p_hwfn, &p_rdma_info->toggle_bits,
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p_rdma_info->num_qps * 2, "Toggle");
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num_cons, "Toggle");
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if (rc) {
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DP_VERBOSE(p_hwfn, QED_MSG_RDMA,
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"Failed to allocate toogle bits, rc = %d\n", rc);
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