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Date:   Fri, 19 May 2017 18:57:46 -0700
From:   Pravin Shelar <pshelar@....org>
To:     Eric Garver <e@...g.me>
Cc:     Linux Kernel Network Developers <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next] geneve: always fill CSUM6_RX configuration

On Thu, May 18, 2017 at 12:59 PM, Eric Garver <e@...g.me> wrote:
> CSMU6_RX is relevant for collect_metadata as well. As such leave it
> outside of the dev's IPv4/IPv6 checks.
>
Can you explain it bit? is this flag used with ipv4 tunnels?

> Fixes: 9b4437a5b870 ("geneve: Unify LWT and netdev handling.")
> Signed-off-by: Eric Garver <e@...g.me>
> ---
>  drivers/net/geneve.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
> index dec5d563ab19..f557d1dc3f9b 100644
> --- a/drivers/net/geneve.c
> +++ b/drivers/net/geneve.c
> @@ -1311,13 +1311,13 @@ static int geneve_fill_info(struct sk_buff *skb, const struct net_device *dev)
>                 if (nla_put_u8(skb, IFLA_GENEVE_UDP_ZERO_CSUM6_TX,
>                                !(info->key.tun_flags & TUNNEL_CSUM)))
>                         goto nla_put_failure;
> -
> -               if (nla_put_u8(skb, IFLA_GENEVE_UDP_ZERO_CSUM6_RX,
> -                              !geneve->use_udp6_rx_checksums))
> -                       goto nla_put_failure;
>  #endif
>         }
>
> +       if (nla_put_u8(skb, IFLA_GENEVE_UDP_ZERO_CSUM6_RX,
> +                      !geneve->use_udp6_rx_checksums))
> +               goto nla_put_failure;
> +
>         if (nla_put_u8(skb, IFLA_GENEVE_TTL, info->key.ttl) ||
>             nla_put_u8(skb, IFLA_GENEVE_TOS, info->key.tos) ||
>             nla_put_be32(skb, IFLA_GENEVE_LABEL, info->key.label))
> --
> 2.12.0
>

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