igb: skb add metasize for xdp

add metasize if it is set in xdp

Fixes: 9cbc948b5a20 ("igb: add XDP support")
Suggested-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Reviewed-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Acked-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Signed-off-by: Sven Auhagen <sven.auhagen@voleatech.de>
Tested-by: Sandeep Penigalapati <sandeep.penigalapati@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>

diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index a0a310a..8e412aa 100644 (file)
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -8357,6 +8357,7 @@ static struct sk_buff *igb_build_skb(struct igb_ring *rx_ring,
                                SKB_DATA_ALIGN(xdp->data_end -
                                               xdp->data_hard_start);
 #endif
+       unsigned int metasize = xdp->data - xdp->data_meta;
        struct sk_buff *skb;
 
        /* prefetch first cache line of first page */
@@ -8371,6 +8372,9 @@ static struct sk_buff *igb_build_skb(struct igb_ring *rx_ring,
        skb_reserve(skb, xdp->data - xdp->data_hard_start);
        __skb_put(skb, xdp->data_end - xdp->data);
 
+       if (metasize)
+               skb_metadata_set(skb, metasize);
+
        /* pull timestamp out of packet data */
        if (igb_test_staterr(rx_desc, E1000_RXDADV_STAT_TSIP)) {
                igb_ptp_rx_pktstamp(rx_ring->q_vector, skb->data, skb);