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    Subject[PATCH 5.10 018/717] RDMA/bnxt_re: Fix entry size during SRQ create
    Date
    From: Selvin Xavier <selvin.xavier@broadcom.com>

    [ Upstream commit b898d5c50cab1f985e77d053eb5c4d2c4a7694ae ]

    Only static WQE is supported for SRQ. So always use the max supported SGEs
    while calculating SRQ entry size.

    Fixes: 2bb3c32c5c5f ("RDMA/bnxt_re: Change wr posting logic to accommodate variable wqes")
    Link: https://lore.kernel.org/r/1602569752-12745-1-git-send-email-selvin.xavier@broadcom.com
    Signed-off-by: Devesh Sharma <devesh.sharma@broadcom.com>
    Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
    Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/infiniband/hw/bnxt_re/ib_verbs.c | 4 ++--
    1 file changed, 2 insertions(+), 2 deletions(-)

    diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
    index f9c999d5ba28e..266de55f57192 100644
    --- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c
    +++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
    @@ -1657,8 +1657,8 @@ int bnxt_re_create_srq(struct ib_srq *ib_srq,
    srq->qplib_srq.max_wqe = entries;

    srq->qplib_srq.max_sge = srq_init_attr->attr.max_sge;
    - srq->qplib_srq.wqe_size =
    - bnxt_re_get_rwqe_size(srq->qplib_srq.max_sge);
    + /* 128 byte wqe size for SRQ . So use max sges */
    + srq->qplib_srq.wqe_size = bnxt_re_get_rwqe_size(dev_attr->max_srq_sges);
    srq->qplib_srq.threshold = srq_init_attr->attr.srq_limit;
    srq->srq_limit = srq_init_attr->attr.srq_limit;
    srq->qplib_srq.eventq_hw_ring_id = rdev->nq[0].ring_id;
    --
    2.27.0


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