netdev - [PATCH RFC bpf-next v2 16/17] xdp generic: Propagate trait presence to skb

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Message-Id: <20250422-afabre-traits-010-rfc2-v2-16-92bcc6b146c9@arthurfabre.com>
Date: Tue, 22 Apr 2025 15:23:45 +0200
From: Arthur Fabre <arthur@...hurfabre.com>
To: netdev@...r.kernel.org, bpf@...r.kernel.org
Cc: jakub@...udflare.com, hawk@...nel.org, yan@...udflare.com, 
 jbrandeburg@...udflare.com, thoiland@...hat.com, lbiancon@...hat.com, 
 ast@...nel.org, kuba@...nel.org, edumazet@...gle.com, 
 Arthur Fabre <arthur@...hurfabre.com>
Subject: [PATCH RFC bpf-next v2 16/17] xdp generic: Propagate trait
 presence to skb

Call the common xdp_buff_update_skb() / xdp_frame_update_skb() helpers.

Signed-off-by: Arthur Fabre <arthur@...hurfabre.com>
---
 net/core/dev.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/core/dev.c b/net/core/dev.c
index 1be7cb73a6024fda6797b6dfc895e4ce25f43251..4d1ac5442d2ecf3c22186ab264ab54eb7d302708 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -5226,6 +5226,7 @@ u32 bpf_prog_run_generic_xdp(struct sk_buff *skb, struct xdp_buff *xdp,
 		metalen = xdp->data - xdp->data_meta;
 		if (metalen)
 			skb_metadata_set(skb, metalen);
+		xdp_buff_update_skb(xdp, skb);
 		break;
 	}
 

-- 
2.43.0