diff options
author | Stephen Hemminger <stephen@networkplumber.org> | 2017-12-07 15:40:20 -0800 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-03-22 09:23:29 +0100 |
commit | eaea613f64dc2edd9d6c1bc6addd3dc8f49fb140 (patch) | |
tree | 4dd541a31585404756401f0431056604f04618ad /drivers/net/veth.c | |
parent | 8978bc9e74dbf40e3eb35cded8cb21d589259fe3 (diff) |
veth: set peer GSO values
[ Upstream commit 72d24955b44a4039db54a1c252b5031969eeaac3 ]
When new veth is created, and GSO values have been configured
on one device, clone those values to the peer.
For example:
# ip link add dev vm1 gso_max_size 65530 type veth peer name vm2
This should create vm1 <--> vm2 with both having GSO maximum
size set to 65530.
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/veth.c')
-rw-r--r-- | drivers/net/veth.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/veth.c b/drivers/net/veth.c index ba21d072be31..6b4cc1c2e6b4 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -399,6 +399,9 @@ 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; |