IB/mlx5: Enable "block multicast loopback" for kernel consumers
authorOr Gerlitz <ogerlitz@mellanox.com>
Wed, 25 Jun 2014 13:44:14 +0000 (16:44 +0300)
committerRoland Dreier <roland@purestorage.com>
Thu, 17 Jul 2014 06:14:26 +0000 (23:14 -0700)
In commit f360d88a2efd, we advertise blocking multicast loopback to both
kernel and userspace consumers, but don't allow kernel consumers (e.g IPoIB)
to use it with their UD QPs.  Fix that.

Fixes: f360d88a2efd ("IB/mlx5: Add block multicast loopback support")
Reported-by: Haggai Eran <haggaie@mellanox.com>
Signed-off-by: Eli Cohen <eli@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
drivers/infiniband/hw/mlx5/qp.c

index d13ddf1c0033385f9b2d6b5dadac29d87aaeaf45..bbbcf389272cbde11ee754d3efacae0d3c700190 100644 (file)
@@ -675,7 +675,7 @@ static int create_kernel_qp(struct mlx5_ib_dev *dev,
        int err;
 
        uuari = &dev->mdev.priv.uuari;
-       if (init_attr->create_flags & ~IB_QP_CREATE_SIGNATURE_EN)
+       if (init_attr->create_flags & ~(IB_QP_CREATE_SIGNATURE_EN | IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK))
                return -EINVAL;
 
        if (init_attr->qp_type == MLX5_IB_QPT_REG_UMR)