[dpdk-dev] [PATCH] examples: fix for incomplete nb_segs type change
Ferruh Yigit
ferruh.yigit at intel.com
Thu Nov 9 21:28:44 CET 2017
On 11/9/2017 5:55 AM, Ilya Matveychikov wrote:
> Fixes: 97cb466d ("mbuf: use 2 bytes for port and nb segments")
Fixline format we are using is slightly different, there is an alias to use:
http://dpdk.org/doc/guides/contributing/patches.html
git config alias.fixline "log -1 --abbrev=12 --format='Fixes: %h (\"%s\")%nCc: %ae'"
> Signed-off-by: Ilya V. Matveychikov <matvejchikov at gmail.com>
> ---
> doc/guides/sample_app_ug/ipv4_multicast.rst | 2 +-
> examples/ipv4_multicast/main.c | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/doc/guides/sample_app_ug/ipv4_multicast.rst b/doc/guides/sample_app_ug/ipv4_multicast.rst
> index 49712a0..9f50e32 100644
> --- a/doc/guides/sample_app_ug/ipv4_multicast.rst
> +++ b/doc/guides/sample_app_ug/ipv4_multicast.rst
> @@ -364,7 +364,7 @@ It is the mcast_out_pkt() function that performs the packet duplication (either
> /* update header's fields */
>
> hdr->pkt.pkt_len = (uint16_t)(hdr->pkt.data_len + pkt->pkt.pkt_len);
> - hdr->pkt.nb_segs = (uint8_t)(pkt->pkt.nb_segs + 1);
> + hdr->pkt.nb_segs = (uint16_t)(pkt->pkt.nb_segs + 1);
This is the side effect of putting code into document, code changes...
>
> /* copy metadata from source packet */
>
> diff --git a/examples/ipv4_multicast/main.c b/examples/ipv4_multicast/main.c
> index 9a13d35..1a82bc0 100644
> --- a/examples/ipv4_multicast/main.c
> +++ b/examples/ipv4_multicast/main.c
> @@ -291,7 +291,7 @@ mcast_out_pkt(struct rte_mbuf *pkt, int use_clone)
>
> /* update header's fields */
> hdr->pkt_len = (uint16_t)(hdr->data_len + pkt->pkt_len);
> - hdr->nb_segs = (uint8_t)(pkt->nb_segs + 1);
> + hdr->nb_segs = (uint16_t)(pkt->nb_segs + 1);
Do we need the cast at all?
>
> /* copy metadata from source packet*/
> hdr->port = pkt->port;
> --
> 2.7.4
>
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