linux-kernel - Re: [PATCH] ipvlan: set hw_enc

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Message-ID: <CAF2d9jgRk7EVNNcZe+y+PRh3EkYTVJ794SXa4RNYXAu3-7ktNQ@mail.gmail.com>
Date:   Thu, 15 Aug 2019 18:03:16 -0700
From:   Mahesh Bandewar (महेश बंडेवार) 
        <maheshb@...gle.com>
To:     Bill Sommerfeld <wsommerfeld@...gle.com>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Petr Machata <petrm@...lanox.com>,
        Jiri Pirko <jiri@...lanox.com>,
        Ido Schimmel <idosch@...lanox.com>,
        Daniel Borkmann <daniel@...earbox.net>,
        YueHaibing <yuehaibing@...wei.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Miaohe Lin <linmiaohe@...wei.com>,
        Eric Dumazet <edumazet@...gle.com>,
        linux-netdev <netdev@...r.kernel.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ipvlan: set hw_enc_features like macvlan

On Wed, Aug 14, 2019 at 5:10 PM Bill Sommerfeld <wsommerfeld@...gle.com> wrote:
>
> Allow encapsulated packets sent to tunnels layered over ipvlan to use
> offloads rather than forcing SW fallbacks.
>
> Since commit f21e5077010acda73a60 ("macvlan: add offload features for
> encapsulation"), macvlan has set dev->hw_enc_features to include
> everything in dev->features; do likewise in ipvlan.
>
Thanks Bill

> Signed-off-by: Bill Sommerfeld <wsommerfeld@...gle.com>
Acked-by: Mahesh Bandewar <maheshb@...gle.com>
> ---
>  drivers/net/ipvlan/ipvlan_main.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c
> index 1c96bed5a7c4..887bbba4631e 100644
> --- a/drivers/net/ipvlan/ipvlan_main.c
> +++ b/drivers/net/ipvlan/ipvlan_main.c
> @@ -126,6 +126,7 @@ static int ipvlan_init(struct net_device *dev)
>                      (phy_dev->state & IPVLAN_STATE_MASK);
>         dev->features = phy_dev->features & IPVLAN_FEATURES;
>         dev->features |= NETIF_F_LLTX | NETIF_F_VLAN_CHALLENGED;
> +       dev->hw_enc_features |= dev->features;
>         dev->gso_max_size = phy_dev->gso_max_size;
>         dev->gso_max_segs = phy_dev->gso_max_segs;
>         dev->hard_header_len = phy_dev->hard_header_len;
> --
> 2.23.0.rc1.153.gdeed80330f-goog
>