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From: David Ahern <dsahern@gmail.com>
To: Stephen Hemminger <stephen@networkplumber.org>, davem@davemloft.net
Cc: netdev@vger.kernel.org, Stephen Hemminger <sthemmin@microsoft.com>
Subject: Re: [PATCH net-next 2/2] veth: set peer GSO values
Date: Sat, 9 Dec 2017 09:41:25 -0700	[thread overview]
Message-ID: <3cc96c83-846d-7441-99b1-79947ca9fcd6@gmail.com> (raw)
In-Reply-To: <20171207234020.18783-3-sthemmin@microsoft.com>

On 12/7/17 4:40 PM, Stephen Hemminger wrote:
> diff --git a/drivers/net/veth.c b/drivers/net/veth.c
> index f5438d0978ca..a69ad39ee57e 100644
> --- a/drivers/net/veth.c
> +++ b/drivers/net/veth.c
> @@ -410,6 +410,9 @@ static int veth_newlink(struct net *src_net, struct net_device *dev,
>  	if (ifmp && (dev->ifindex != 0))
>  		peer->ifindex = ifmp->ifi_index;
>  
> +	peer->gso_max_size = dev->gso_max_size;
> +	peer->gso_max_segs = dev->gso_max_segs;
> +
>  	err = register_netdevice(peer);
>  	put_net(net);
>  	net = NULL;
> 

What if gso changes are made after device create? They are not
propagated to the peer device like they are on link create.

  reply	other threads:[~2017-12-09 16:41 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-07 23:40 [PATCH net-next v3 0/2] veth and GSO maximums Stephen Hemminger
2017-12-07 23:40 ` [PATCH net-next 1/2] rtnetlink: allow GSO maximums to be set on device creation Stephen Hemminger
2017-12-07 23:40 ` [PATCH net-next 2/2] veth: set peer GSO values Stephen Hemminger
2017-12-09 16:41   ` David Ahern [this message]
2017-12-09 19:51     ` Solio Sarabia
2017-12-08 19:23 ` [PATCH net-next v3 0/2] veth and GSO maximums David Miller
2017-12-08 23:50   ` Solio Sarabia
2017-12-09  0:15     ` Stephen Hemminger

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