diff mbox series

[RFC,bpf-next,12/20] virtio_net: Propagate trait presence to skb

Message ID 20250305-afabre-traits-010-rfc2-v1-12-d0ecfb869797@cloudflare.com (mailing list archive)
State RFC
Delegated to: BPF
Headers show
Series traits: Per packet metadata KV store | expand

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netdev/series_format fail Series longer than 15 patches
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netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit fail Errors and warnings before: 212 this patch: 264
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers warning 12 maintainers not CCed: daniel@iogearbox.net eperezma@redhat.com mst@redhat.com jasowang@redhat.com edumazet@google.com pabeni@redhat.com ast@kernel.org john.fastabend@gmail.com virtualization@lists.linux.dev xuanzhuo@linux.alibaba.com kuba@kernel.org andrew+netdev@lunn.ch
netdev/build_clang success Errors and warnings before: 0 this patch: 0
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netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
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netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Arthur Fabre March 5, 2025, 2:32 p.m. UTC 
From: Arthur Fabre <afabre@cloudflare.com>

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

Signed-off-by: Arthur Fabre <afabre@cloudflare.com>
---
 drivers/net/virtio_net.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 7646ddd9bef70cf2a0833c7db7c0491884fb7ab5..85798c2bc3446c47deaef66dbb96270e51c9076c 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -1190,6 +1190,7 @@  static struct sk_buff *virtnet_receive_xsk_small(struct net_device *dev, struct
 						 struct virtnet_rq_stats *stats)
 {
 	struct bpf_prog *prog;
+	struct sk_buff *skb;
 	u32 ret;
 
 	ret = XDP_PASS;
@@ -1201,7 +1202,9 @@  static struct sk_buff *virtnet_receive_xsk_small(struct net_device *dev, struct
 
 	switch (ret) {
 	case XDP_PASS:
-		return xsk_construct_skb(rq, xdp);
+		skb = xsk_construct_skb(rq, xdp);
+		xdp_buff_update_skb(xdp, skb);
+		return skb;
 
 	case XDP_TX:
 	case XDP_REDIRECT:
@@ -1323,6 +1326,7 @@  static struct sk_buff *virtnet_receive_xsk_merge(struct net_device *dev, struct
 		skb = xsk_construct_skb(rq, xdp);
 		if (!skb)
 			goto drop_bufs;
+		xdp_buff_update_skb(xdp, skb);
 
 		if (xsk_append_merge_buffer(vi, rq, skb, num_buf, hdr, stats)) {
 			dev_kfree_skb(skb);
@@ -1956,6 +1960,7 @@  static struct sk_buff *receive_small_xdp(struct net_device *dev,
 	skb = virtnet_build_skb(buf, buflen, xdp.data - buf, len);
 	if (unlikely(!skb))
 		goto err;
+	xdp_buff_update_skb(&xdp, skb);
 
 	if (metasize)
 		skb_metadata_set(skb, metasize);
@@ -2324,6 +2329,7 @@  static struct sk_buff *receive_mergeable_xdp(struct net_device *dev,
 		head_skb = build_skb_from_xdp_buff(dev, vi, &xdp, xdp_frags_truesz);
 		if (unlikely(!head_skb))
 			break;
+		xdp_buff_update_skb(&xdp, head_skb);
 		return head_skb;
 
 	case XDP_TX: