[PATCH bpf-next 1/2] xdp: Add drv_priv pointer to struct xdp_buff

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This allows drivers to add more context data to the xdp_buff object, which
they can use for metadata kfunc implementations.

Cc: John Fastabend <john.fastabend@xxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Martin KaFai Lau <martin.lau@xxxxxxxxx>
Cc: Jakub Kicinski <kuba@xxxxxxxxxx>
Cc: Willem de Bruijn <willemb@xxxxxxxxxx>
Cc: Jesper Dangaard Brouer <brouer@xxxxxxxxxx>
Cc: Anatoly Burakov <anatoly.burakov@xxxxxxxxx>
Cc: Alexander Lobakin <alexandr.lobakin@xxxxxxxxx>
Cc: Magnus Karlsson <magnus.karlsson@xxxxxxxxx>
Cc: Maryam Tahhan <mtahhan@xxxxxxxxxx>
Cc: Stanislav Fomichev <sdf@xxxxxxxxxx>
Cc: xdp-hints@xxxxxxxxxxxxxxx
Cc: netdev@xxxxxxxxxxxxxxx
Signed-off-by: Toke Høiland-Jørgensen <toke@xxxxxxxxxx>
---
 include/net/xdp.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/net/xdp.h b/include/net/xdp.h
index 348aefd467ed..27c54ad3c8e2 100644
--- a/include/net/xdp.h
+++ b/include/net/xdp.h
@@ -84,6 +84,7 @@ struct xdp_buff {
 	struct xdp_txq_info *txq;
 	u32 frame_sz; /* frame size to deduce data_hard_end/reserved tailroom*/
 	u32 flags; /* supported values defined in xdp_buff_flags */
+	void *drv_priv;
 };
 
 static __always_inline bool xdp_buff_has_frags(struct xdp_buff *xdp)
-- 
2.38.1




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