tuntap: split out XDP logic

This patch split out XDP logic into a single function. This make it to
be reused by XDP batching path in the following patch.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jason Wang 2018-09-12 11:17:04 +08:00 • committed by David S. Miller
commit 8ae1aff0b3