[RFC PATCH 1/7] skbuff: define field for hash report type
From: Yuri Benditovich <hidden>
Date: 2021-01-12 19:43:52
Also in:
bpf, kvm, lkml, netdev
Subsystem:
networking [general], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Used by virtio-net receive side scaling Signed-off-by: Yuri Benditovich <redacted> --- 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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