| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | From 2039a9ff462d50251fd800ce4418f76230373783 Mon Sep 17 00:00:00 2001 |
| 2 | From: Camelia Groza <camelia.groza@nxp.com> |
| 3 | Date: Mon, 22 Jul 2019 14:50:36 +0300 |
| 4 | Subject: [PATCH] dpaa_eth: ERR010022: preserve timestamping |
| 5 | |
| 6 | Maintain all timestamping fields when copying the skb. |
| 7 | |
| 8 | Signed-off-by: Camelia Groza <camelia.groza@nxp.com> |
| 9 | Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com> |
| 10 | --- |
| 11 | drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 9 +++++++++ |
| 12 | 1 file changed, 9 insertions(+) |
| 13 | |
| 14 | --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c |
| 15 | +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c |
| 16 | @@ -2196,6 +2196,15 @@ static struct sk_buff *dpaa_errata_a0100 |
| 17 | } |
| 18 | skb_copy_header(nskb, skb); |
| 19 | |
| 20 | + /* Copy relevant timestamp info from the old skb to the new */ |
| 21 | + if (priv->tx_tstamp) { |
| 22 | + skb_shinfo(nskb)->tx_flags = skb_shinfo(skb)->tx_flags; |
| 23 | + skb_shinfo(nskb)->hwtstamps = skb_shinfo(skb)->hwtstamps; |
| 24 | + skb_shinfo(nskb)->tskey = skb_shinfo(skb)->tskey; |
| 25 | + if (skb->sk) |
| 26 | + skb_set_owner_w(nskb, skb->sk); |
| 27 | + } |
| 28 | + |
| 29 | /* We move the headroom when we align it so we have to reset the |
| 30 | * network and transport header offsets relative to the new data |
| 31 | * pointer. The checksum offload relies on these offsets. |