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net: add netif_is_geneve()

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Add a helper function to determine if the type of a netdev is geneve based
on its rtnl_link_ops. This allows drivers that may wish to offload tunnels
to check the underlying type of the device.

A recent patch added a similar helper to vxlan.h

Signed-off-by: John Hurley <john.hurley@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
John Hurley 2018-11-07 18:32:48 +00:00 • committed by David S. Miller
parent cea0604d3f
commit 1d10bd1676
1 changed files with 6 additions and 0 deletions
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6
include/net/geneve.h
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@ -60,6 +60,12 @@ struct genevehdr {
struct geneve_opt options[]; struct geneve_opt options[];
}; };
static inline bool netif_is_geneve(const struct net_device *dev)
{
return dev->rtnl_link_ops &&
!strcmp(dev->rtnl_link_ops->kind, "geneve");
}
#ifdef CONFIG_INET #ifdef CONFIG_INET
struct net_device *geneve_dev_create_fb(struct net *net, const char *name, struct net_device *geneve_dev_create_fb(struct net *net, const char *name,
u8 name_assign_type, u16 dst_port); u8 name_assign_type, u16 dst_port);