Used by virtio-net receive side scaling

Signed-off-by: Yuri Benditovich <yuri.benditov...@daynix.com>
---
 include/linux/skbuff.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 416bf95cd5f2..36cf40ec0259 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -510,7 +510,7 @@ int skb_zerocopy_iter_stream(struct sock *sk, struct 
sk_buff *skb,
  * the end of the header data, ie. at skb->end.
  */
 struct skb_shared_info {
-       __u8            __unused;
+       __u8            hash_report_type; /* virtio-net rss */
        __u8            meta_len;
        __u8            nr_frags;
        __u8            tx_flags;
@@ -1430,6 +1430,11 @@ static inline struct skb_shared_hwtstamps 
*skb_hwtstamps(struct sk_buff *skb)
        return &skb_shinfo(skb)->hwtstamps;
 }
 
+static inline __u8 *skb_hash_report_type(struct sk_buff *skb)
+{
+       return &skb_shinfo(skb)->hash_report_type;
+}
+
 static inline struct ubuf_info *skb_zcopy(struct sk_buff *skb)
 {
        bool is_zcopy = skb && skb_shinfo(skb)->tx_flags & SKBTX_DEV_ZEROCOPY;
-- 
2.17.1

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