On 10/01/2026 23:05, Jakub Sitnicki wrote:
Prepare to copy the XDP metadata into an skb extension in skb_metadata_set.
Adjust the driver to pull from skb->data before calling skb_metadata_set.
Signed-off-by: Jakub Sitnicki <[email protected]>
---
drivers/net/ethernet/mellanox/mlx5/core/en/xsk/rx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/rx.c
b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/rx.c
index 2b05536d564a..20c983c3ce62 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/rx.c
@@ -237,8 +237,8 @@ static struct sk_buff *mlx5e_xsk_construct_skb(struct
mlx5e_rq *rq, struct xdp_b
skb_put_data(skb, xdp->data_meta, totallen);
if (metalen) {
- skb_metadata_set(skb, metalen);
__skb_pull(skb, metalen);
+ skb_metadata_set(skb, metalen);
}
return skb;
Patch itself is simple..
I share my concerns about the perf impact of the series idea.
Do you have some working PoC? Please share some perf numbers..
