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-rw-r--r--include/linux/netdevice.h1
-rw-r--r--include/linux/skbuff.h3
2 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 0150b2dd3031..abbc72e09f11 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -3931,6 +3931,7 @@ void netdev_rss_key_fill(void *buffer, size_t len);
int dev_get_nest_level(struct net_device *dev);
int skb_checksum_help(struct sk_buff *skb);
+int skb_crc32c_csum_help(struct sk_buff *skb);
struct sk_buff *__skb_gso_segment(struct sk_buff *skb,
netdev_features_t features, bool tx_path);
struct sk_buff *skb_mac_gso_segment(struct sk_buff *skb,
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index b1f46a0d18e2..62d62964c743 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -193,7 +193,8 @@
* accordingly. Note the there is no indication in the skbuff that the
* CHECKSUM_PARTIAL refers to an SCTP checksum, a driver that supports
* both IP checksum offload and SCTP CRC offload must verify which offload
- * is configured for a packet presumably by inspecting packet headers.
+ * is configured for a packet presumably by inspecting packet headers; in
+ * case, skb_crc32c_csum_help is provided to compute CRC on SCTP packets.
*
* NETIF_F_FCOE_CRC - This feature indicates that a device is capable of
* offloading the FCOE CRC in a packet. To perform this offload the stack