[dpdk-dev] [PATCH] examples/ipv4_multicast: remove useless mbuf info copy
Zhao1, Wei
wei.zhao1 at intel.com
Wed Nov 21 11:17:41 CET 2018
Add the background for this patch
https://mails.dpdk.org/archives/dev/2018-November/119391.html
> -----Original Message-----
> From: Zhao1, Wei
> Sent: Wednesday, November 21, 2018 5:49 PM
> To: dev at dpdk.org
> Cc: stable at dpdk.org; Ananyev, Konstantin <konstantin.ananyev at intel.com>;
> Zhao1, Wei <wei.zhao1 at intel.com>
> Subject: [PATCH] examples/ipv4_multicast: remove useless mbuf info copy
>
> There is not need for these useless information and it had better be
> removed in oder not to confusing users.
>
> Signed-off-by: Wei Zhao <wei.zhao1 at intel.com>
> ---
> examples/ipv4_multicast/main.c | 8 --------
> 1 file changed, 8 deletions(-)
>
> diff --git a/examples/ipv4_multicast/main.c
> b/examples/ipv4_multicast/main.c index 428ca46..1eef291 100644
> --- a/examples/ipv4_multicast/main.c
> +++ b/examples/ipv4_multicast/main.c
> @@ -254,18 +254,10 @@ mcast_out_pkt(struct rte_mbuf *pkt, int use_clone)
> /* prepend new header */
> hdr->next = pkt;
>
> -
> /* update header's fields */
> hdr->pkt_len = (uint16_t)(hdr->data_len + pkt->pkt_len);
> hdr->nb_segs = pkt->nb_segs + 1;
>
> - /* copy metadata from source packet*/
> - hdr->port = pkt->port;
> - hdr->vlan_tci = pkt->vlan_tci;
> - hdr->vlan_tci_outer = pkt->vlan_tci_outer;
> - hdr->tx_offload = pkt->tx_offload;
> - hdr->hash = pkt->hash;
> -
> __rte_mbuf_sanity_check(hdr, 1);
> return hdr;
> }
> --
> 2.7.5
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