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-rw-r--r--include/net/checksum.h5
-rw-r--r--include/net/vxlan.h4
2 files changed, 8 insertions, 1 deletions
diff --git a/include/net/checksum.h b/include/net/checksum.h
index e339a9513e29..0a55ac715077 100644
--- a/include/net/checksum.h
+++ b/include/net/checksum.h
@@ -167,4 +167,9 @@ static inline __wsum remcsum_adjust(void *ptr, __wsum csum,
return delta;
}
+static inline void remcsum_unadjust(__sum16 *psum, __wsum delta)
+{
+ *psum = csum_fold(csum_sub(delta, *psum));
+}
+
#endif
diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index 2927d6244481..eabd3a038674 100644
--- a/include/net/vxlan.h
+++ b/include/net/vxlan.h
@@ -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,