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authorSagi Grimberg <sagig@mellanox.com>2015-07-27 18:10:01 -0500
committerDoug Ledford <dledford@redhat.com>2015-08-28 23:02:10 -0400
commit18ebd40773bf500054a5e079e71cd13aafd1b6eb (patch)
treebef0ee616295773f124c08be71badb2e790e09c7 /drivers/infiniband/hw/mlx5/main.c
parentstaging/hfi1: replace indent spaces with tabs (diff)
downloadlinux-dev-18ebd40773bf500054a5e079e71cd13aafd1b6eb.tar.xz
linux-dev-18ebd40773bf500054a5e079e71cd13aafd1b6eb.zip
mlx4, mlx5, mthca: Expose max_sge_rd correctly
Applications must not assume that max_sge and max_sge_rd are the same, Hence expose max_sge_rd correctly as well. Reported-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/main.c')
-rw-r--r--drivers/infiniband/hw/mlx5/main.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index 1ece3a7debd5..bac5f98965d0 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -274,6 +274,7 @@ static int mlx5_ib_query_device(struct ib_device *ibdev,
sizeof(struct mlx5_wqe_ctrl_seg)) /
sizeof(struct mlx5_wqe_data_seg);
props->max_sge = min(max_rq_sg, max_sq_sg);
+ props->max_sge_rd = props->max_sge;
props->max_cq = 1 << MLX5_CAP_GEN(mdev, log_max_cq);
props->max_cqe = (1 << MLX5_CAP_GEN(mdev, log_max_eq_sz)) - 1;
props->max_mr = 1 << MLX5_CAP_GEN(mdev, log_max_mkey);