netdev - Re: [PATCH v3 net-next 5/8] geneve: Add support to collect tunnel metadata.

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Message-ID: <CAEP_g=_iA6FA4wboFpd_dRXnhQs4u9H7XFv5ACopv-2gy6g5Ew@mail.gmail.com>
Date:	Mon, 24 Aug 2015 18:42:23 -0700
From:	Jesse Gross <jesse@...ira.com>
To:	Pravin B Shelar <pshelar@...ira.com>
Cc:	netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH v3 net-next 5/8] geneve: Add support to collect tunnel metadata.

On Mon, Aug 24, 2015 at 10:43 AM, Pravin B Shelar <pshelar@...ira.com> wrote:
> diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
> index 0a6d974..c05bc13 100644
> --- a/drivers/net/geneve.c
> +++ b/drivers/net/geneve.c
> @@ -141,10 +190,15 @@ drop:
>  /* Setup stats when device is created */
>  static int geneve_init(struct net_device *dev)
>  {
> +       struct geneve_dev *geneve = netdev_priv(dev);
> +
>         dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
>         if (!dev->tstats)
>                 return -ENOMEM;
>
> +       if (geneve->collect_md)
> +               dev->features |= NETIF_F_NETNS_LOCAL;

I was going back and forth on whether this is the right thing to do.
Is it any weirder to allow this than to move a normal tunnel device
across namespaces?
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