[v3,1/2] examples/ip_fragmentation: Enabling IP checksum offload in mbuf
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Commit Message
As per the documentation to use any IP offload features, application
must set required offload flags into mbuf->ol_flags.
Signed-off-by: Sunil Kumar Kori <skori@marvell.com>
---
examples/ip_fragmentation/main.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
Comments
> As per the documentation to use any IP offload features, application
> must set required offload flags into mbuf->ol_flags.
>
> Signed-off-by: Sunil Kumar Kori <skori@marvell.com>
> ---
> examples/ip_fragmentation/main.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/examples/ip_fragmentation/main.c b/examples/ip_fragmentation/main.c
> index e90a61e..719d6f4 100644
> --- a/examples/ip_fragmentation/main.c
> +++ b/examples/ip_fragmentation/main.c
> @@ -354,10 +354,12 @@ struct rte_lpm6_config lpm6_config = {
>
> /* src addr */
> ether_addr_copy(&ports_eth_addr[port_out], ð_hdr->s_addr);
> - if (ipv6)
> + if (ipv6) {
> eth_hdr->ether_type = rte_be_to_cpu_16(ETHER_TYPE_IPv6);
> - else
> + } else {
> eth_hdr->ether_type = rte_be_to_cpu_16(ETHER_TYPE_IPv4);
> + m->ol_flags |= (PKT_TX_IPV4 | PKT_TX_IP_CKSUM);
> + }
> }
>
> len += len2;
> --
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
> 1.8.3.1
@@ -354,10 +354,12 @@ struct rte_lpm6_config lpm6_config = {
/* src addr */
ether_addr_copy(&ports_eth_addr[port_out], ð_hdr->s_addr);
- if (ipv6)
+ if (ipv6) {
eth_hdr->ether_type = rte_be_to_cpu_16(ETHER_TYPE_IPv6);
- else
+ } else {
eth_hdr->ether_type = rte_be_to_cpu_16(ETHER_TYPE_IPv4);
+ m->ol_flags |= (PKT_TX_IPV4 | PKT_TX_IP_CKSUM);
+ }
}
len += len2;