Re: [PATCH] IB/mlx4: Initialize hop_limit when creating address handle

[Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>]

[-- Attachment #1: Type: text/plain, Size: 1461 bytes --]

On 01/14/2016 10:47 AM, Moni Shoua wrote:
> From: Matan Barak <matanb-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> 
> Hop limit value wasn't copied from attributes  when ah was created.
> This may influence packets for unconnected services to get dropped in
> routers when endpoints are not in the same subnet.
> 
> Fixes: fa417f7b520e ("IB/mlx4: Add support for IBoE")
> Signed-off-by: Matan Barak <matanb-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> ---
>  drivers/infiniband/hw/mlx4/ah.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/infiniband/hw/mlx4/ah.c b/drivers/infiniband/hw/mlx4/ah.c
> index 86af713..4fdb241 100644
> --- a/drivers/infiniband/hw/mlx4/ah.c
> +++ b/drivers/infiniband/hw/mlx4/ah.c
> @@ -104,6 +104,7 @@ static struct ib_ah *create_iboe_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr
>  	ah->av.eth.port_pd = cpu_to_be32(to_mpd(pd)->pdn | (ah_attr->port_num << 24));
>  	ah->av.eth.gid_index = mlx4_ib_gid_index_to_real_index(ibdev, ah_attr->port_num, ah_attr->grh.sgid_index);
>  	ah->av.eth.vlan = cpu_to_be16(vlan_tag);
> +	ah->av.eth.hop_limit = ah_attr->grh.hop_limit;
>  	if (ah_attr->static_rate) {
>  		ah->av.eth.stat_rate = ah_attr->static_rate + MLX4_STAT_RATE_OFFSET;
>  		while (ah->av.eth.stat_rate > IB_RATE_2_5_GBPS + MLX4_STAT_RATE_OFFSET &&
> 

Thanks, applied.

-- 
Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
              GPG KeyID: 0E572FDD



[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 884 bytes --]