vxlan: Use checksum partial with remote checksum offload

Change remote checksum handling to set checksum partial as default
behavior. Added an iflink parameter to configure not using
checksum partial (calling csum_partial to update checksum).

Signed-off-by: Tom Herbert <therbert@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Tom Herbert 2015-02-10 16:30:32 -08:00 committed by David S. Miller
parent 15e2396d4e
commit 0ace2ca89c
3 changed files with 23 additions and 7 deletions

View file

@ -128,13 +128,15 @@ struct vxlan_sock {
#define VXLAN_F_REMCSUM_TX 0x200
#define VXLAN_F_REMCSUM_RX 0x400
#define VXLAN_F_GBP 0x800
#define VXLAN_F_REMCSUM_NOPARTIAL 0x1000
/* Flags that are used in the receive patch. These flags must match in
* order for a socket to be shareable
*/
#define VXLAN_F_RCV_FLAGS (VXLAN_F_GBP | \
VXLAN_F_UDP_ZERO_CSUM6_RX | \
VXLAN_F_REMCSUM_RX)
VXLAN_F_REMCSUM_RX | \
VXLAN_F_REMCSUM_NOPARTIAL)
struct vxlan_sock *vxlan_sock_add(struct net *net, __be16 port,
vxlan_rcv_t *rcv, void *data,