From: Olivier MATZ <olivier.matz@6wind.com>
To: "Liu, Jijiang" <jijiang.liu@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v2 02/20] mbuf: enhance the API documentation of offload flags
Date: Wed, 11 Feb 2015 16:15:33 +0100 [thread overview]
Message-ID: <54DB7215.5020008@6wind.com> (raw)
In-Reply-To: <1ED644BD7E0A5F4091CF203DAFB8E4CC01DDA2CF@SHSMSX101.ccr.corp.intel.com>
Hi Jijiang,
On 02/11/2015 08:15 AM, Liu, Jijiang wrote:
>>> diff --git a/app/test-pmd/csumonly.c b/app/test-pmd/csumonly.c index
>>> 41711fd..4b438d1 100644
>>> --- a/app/test-pmd/csumonly.c
>>> +++ b/app/test-pmd/csumonly.c
>>> @@ -183,16 +183,15 @@ process_inner_cksums(void *l3_hdr, uint16_t
>>> ethertype, uint16_t l3_len,
>>> ipv4_hdr = l3_hdr;
>>> ipv4_hdr->hdr_checksum = 0;
>>>
>>> + ol_flags |= PKT_TX_IPV4;
>>> if (tso_segsz != 0 && l4_proto == IPPROTO_TCP) {
>>> ol_flags |= PKT_TX_IP_CKSUM;
>>> } else {
>>> if (testpmd_ol_flags &
>> TESTPMD_TX_OFFLOAD_IP_CKSUM)
>>> ol_flags |= PKT_TX_IP_CKSUM;
>>> - else {
>>> + else
>>> ipv4_hdr->hdr_checksum =
>>> rte_ipv4_cksum(ipv4_hdr);
>>> - ol_flags |= PKT_TX_IPV4;
>>> - }
>>> }
>>> } else if (ethertype == _htons(ETHER_TYPE_IPv6))
>>> ol_flags |= PKT_TX_IPV6;
>>> @@ -261,6 +260,7 @@ process_outer_cksums(void *outer_l3_hdr, uint16_t
>>> outer_ethertype,
>>>
>>> if (outer_ethertype == _htons(ETHER_TYPE_IPv4)) {
>>> ipv4_hdr->hdr_checksum = 0;
>>> + ol_flags |= PKT_TX_OUTER_IPV4;
>>>
>
> Look at the codes again, you should extend process_outer_cksums() to support other tunneling packet.
>
> The code changes like below,
> process_outer_cksums(void *outer_l3_hdr, struct testpmd_offload_info *info,
> uint16_t testpmd_ol_flags, uint16_t l4_proto) // add the l4_proto parameter here.
> ...
> /* outer UDP checksum is always done in software as we have no
> * hardware supporting it today, and no API for it. */
> if (l4_proto == IPPROTO_UDP)
> udp_hdr = (struct udp_hdr *)((char *)outer_l3_hdr + info->outer_l3_len);
> /* do not recalculate udp cksum if it was 0 */
> if (udp_hdr->dgram_cksum != 0) {
> udp_hdr->dgram_cksum = 0;
> if (info->outer_ethertype == _htons(ETHER_TYPE_IPv4))
> udp_hdr->dgram_cksum =
> rte_ipv4_udptcp_cksum(ipv4_hdr, udp_hdr);
> else
> udp_hdr->dgram_cksum =
> rte_ipv6_udptcp_cksum(ipv6_hdr, udp_hdr);
> }
> } // nothing need to do for GRE tunneling packet now
> }
That's correct, I'll update the code accordingly.
Thanks,
Olivier
next prev parent reply other threads:[~2015-02-11 15:15 UTC|newest]
Thread overview: 109+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-21 23:36 [dpdk-dev] [RFC 00/16] enhance checksum offload API Olivier Matz
2015-01-21 23:36 ` [dpdk-dev] [RFC 01/16] mbuf: remove PKT_TX_IPV4_CSUM Olivier Matz
2015-01-21 23:36 ` [dpdk-dev] [RFC 02/16] mbuf: enhance the API documentation of offload flags Olivier Matz
2015-01-21 23:36 ` [dpdk-dev] [RFC 03/16] i40e: call i40e_txd_enable_checksum only for offloaded packets Olivier Matz
2015-01-21 23:36 ` [dpdk-dev] [RFC 04/16] i40e: remove the use of PKT_TX_UDP_TUNNEL_PKT flag Olivier Matz
2015-01-23 8:06 ` Liu, Jijiang
2015-01-23 8:47 ` Zhang, Helin
2015-01-23 9:06 ` Olivier MATZ
2015-01-21 23:36 ` [dpdk-dev] [RFC 05/16] mbuf: remove " Olivier Matz
2015-01-21 23:36 ` [dpdk-dev] [RFC 06/16] ethdev: add outer IP offload capability flag Olivier Matz
2015-01-21 23:36 ` [dpdk-dev] [RFC 07/16] i40e: advertise outer IPv4 checksum capability Olivier Matz
2015-01-21 23:36 ` [dpdk-dev] [RFC 08/16] testpmd: replace tx_checksum command by csum Olivier Matz
2015-01-21 23:36 ` [dpdk-dev] [RFC 09/16] testpmd: move csum_show in a function Olivier Matz
2015-01-23 11:03 ` Liu, Jijiang
2015-01-23 17:53 ` Olivier MATZ
2015-01-21 23:36 ` [dpdk-dev] [RFC 10/16] testpmd: add csum parse_tunnel command Olivier Matz
2015-01-21 23:36 ` [dpdk-dev] [RFC 11/16] testpmd: rename vxlan in outer_ip in csum commands Olivier Matz
2015-01-23 11:21 ` Liu, Jijiang
2015-01-23 17:49 ` Olivier MATZ
2015-01-21 23:36 ` [dpdk-dev] [RFC 12/16] testpmd: introduce parse_ipv* in csum fwd engine Olivier Matz
2015-01-21 23:36 ` [dpdk-dev] [RFC 13/16] testpmd: use a structure to store offload info " Olivier Matz
2015-01-21 23:36 ` [dpdk-dev] [RFC 14/16] testpmd: introduce parse_vxlan " Olivier Matz
2015-01-21 23:36 ` [dpdk-dev] [RFC 15/16] testpmd: support gre tunnels " Olivier Matz
2015-01-21 23:36 ` [dpdk-dev] [RFC 16/16] testpmd: support ipip tunnel in csum forward engine Olivier Matz
2015-01-21 23:41 ` [dpdk-dev] [RFC 00/16] enhance checksum offload API Olivier MATZ
2015-01-22 10:00 ` Thomas Monjalon
2015-01-22 1:01 ` Stephen Hemminger
2015-01-23 9:52 ` Olivier MATZ
2015-01-23 7:54 ` Liu, Jijiang
2015-01-30 13:15 ` [dpdk-dev] [PATCH 00/20] enhance tx " Olivier Matz
2015-01-30 13:15 ` [dpdk-dev] [PATCH 01/20] mbuf: remove PKT_TX_IPV4_CSUM Olivier Matz
2015-01-30 13:15 ` [dpdk-dev] [PATCH 02/20] mbuf: enhance the API documentation of offload flags Olivier Matz
2015-01-30 13:15 ` [dpdk-dev] [PATCH 03/20] i40e: call i40e_txd_enable_checksum only for offloaded packets Olivier Matz
2015-01-30 13:15 ` [dpdk-dev] [PATCH 04/20] i40e: remove the use of PKT_TX_UDP_TUNNEL_PKT flag Olivier Matz
2015-01-30 13:16 ` [dpdk-dev] [PATCH 05/20] mbuf: remove " Olivier Matz
2015-01-30 13:16 ` [dpdk-dev] [PATCH 06/20] testpmd: replace tx_checksum command by csum Olivier Matz
2015-01-30 13:16 ` [dpdk-dev] [PATCH 07/20] testpmd: move csum_show in a function Olivier Matz
2015-01-30 13:16 ` [dpdk-dev] [PATCH 08/20] testpmd: add csum parse_tunnel command Olivier Matz
2015-01-30 13:16 ` [dpdk-dev] [PATCH 09/20] testpmd: rename vxlan in outer_ip in csum commands Olivier Matz
2015-01-30 13:16 ` [dpdk-dev] [PATCH 10/20] testpmd: introduce parse_ipv* in csum fwd engine Olivier Matz
2015-01-30 13:16 ` [dpdk-dev] [PATCH 11/20] testpmd: use a structure to store offload info " Olivier Matz
2015-01-30 13:16 ` [dpdk-dev] [PATCH 12/20] testpmd: introduce parse_vxlan " Olivier Matz
2015-02-02 1:49 ` Liu, Jijiang
2015-01-30 13:16 ` [dpdk-dev] [PATCH 13/20] testpmd: support gre tunnels " Olivier Matz
2015-02-02 3:04 ` Liu, Jijiang
2015-01-30 13:16 ` [dpdk-dev] [PATCH 14/20] testpmd: support ipip tunnel in csum forward engine Olivier Matz
2015-01-30 13:16 ` [dpdk-dev] [PATCH 15/20] ethdev: add outer IP offload capability flag Olivier Matz
2015-01-30 13:16 ` [dpdk-dev] [PATCH 16/20] i40e: advertise outer IPv4 checksum capability Olivier Matz
2015-01-30 13:16 ` [dpdk-dev] [PATCH 17/20] testpmd: add a warning if outer ip cksum requested but not supported Olivier Matz
2015-01-30 13:16 ` [dpdk-dev] [PATCH 18/20] testpmd: fix TSO when using outer checksum offloads Olivier Matz
2015-01-30 13:16 ` [dpdk-dev] [PATCH 19/20] i40e: fix offloading of outer checksum for ip in ip tunnels Olivier Matz
2015-01-30 13:16 ` [dpdk-dev] [PATCH 20/20] i40e: add debug logs for tx context descriptors Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 00/20] enhance tx checksum offload API Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 01/20] mbuf: remove PKT_TX_IPV4_CSUM Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 02/20] mbuf: enhance the API documentation of offload flags Olivier Matz
2015-02-10 5:38 ` Zhang, Helin
2015-02-10 16:54 ` Olivier MATZ
2015-02-11 7:15 ` Liu, Jijiang
2015-02-11 15:15 ` Olivier MATZ [this message]
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 03/20] i40e: call i40e_txd_enable_checksum only for offloaded packets Olivier Matz
2015-02-10 6:03 ` Zhang, Helin
2015-02-10 17:06 ` Olivier MATZ
2015-02-11 5:32 ` Zhang, Helin
2015-02-11 17:13 ` Olivier MATZ
2015-02-13 2:25 ` Zhang, Helin
2015-02-13 8:41 ` Olivier MATZ
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 04/20] i40e: remove the use of PKT_TX_UDP_TUNNEL_PKT flag Olivier Matz
2015-02-10 6:40 ` Zhang, Helin
2015-02-10 17:08 ` Olivier MATZ
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 05/20] mbuf: remove " Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 06/20] testpmd: replace tx_checksum command by csum Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 07/20] testpmd: move csum_show in a function Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 08/20] testpmd: add csum parse_tunnel command Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 09/20] testpmd: rename vxlan in outer_ip in csum commands Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 10/20] testpmd: introduce parse_ipv* in csum fwd engine Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 11/20] testpmd: use a structure to store offload info " Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 12/20] testpmd: introduce parse_vxlan " Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 13/20] testpmd: support gre tunnels " Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 14/20] testpmd: support ipip tunnel in csum forward engine Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 15/20] ethdev: add outer IP offload capability flag Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 16/20] i40e: advertise outer IPv4 checksum capability Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 17/20] testpmd: add a warning if outer ip cksum requested but not supported Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 18/20] testpmd: fix TSO when using outer checksum offloads Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 19/20] i40e: fix offloading of outer checksum for ip in ip tunnels Olivier Matz
2015-02-04 9:25 ` [dpdk-dev] [PATCH v2 20/20] i40e: add debug logs for tx context descriptors Olivier Matz
2015-02-09 1:10 ` [dpdk-dev] [PATCH v2 00/20] enhance tx checksum offload API Liu, Jijiang
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 " Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 01/20] mbuf: remove PKT_TX_IPV4_CSUM Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 02/20] mbuf: enhance the API documentation of offload flags Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 03/20] i40e: call i40e_txd_enable_checksum only for offloaded packets Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 04/20] i40e: remove the use of PKT_TX_UDP_TUNNEL_PKT flag Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 05/20] mbuf: remove " Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 06/20] testpmd: replace tx_checksum command by csum Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 07/20] testpmd: move csum_show in a function Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 08/20] testpmd: add csum parse_tunnel command Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 09/20] testpmd: rename vxlan in outer_ip in csum commands Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 10/20] testpmd: introduce parse_ipv* in csum fwd engine Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 11/20] testpmd: use a structure to store offload info " Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 12/20] testpmd: introduce parse_vxlan " Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 13/20] testpmd: support gre tunnels " Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 14/20] testpmd: support ipip tunnel in csum forward engine Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 15/20] ethdev: add outer IP offload capability flag Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 16/20] i40e: advertise outer IPv4 checksum capability Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 17/20] testpmd: add a warning if outer ip cksum requested but not supported Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 18/20] testpmd: fix TSO when using outer checksum offloads Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 19/20] i40e: fix offloading of outer checksum for ip in ip tunnels Olivier Matz
2015-02-13 9:22 ` [dpdk-dev] [PATCH v3 20/20] i40e: add debug logs for tx context descriptors Olivier Matz
2015-02-15 6:22 ` [dpdk-dev] [PATCH v3 00/20] enhance tx checksum offload API Liu, Jijiang
2015-02-16 18:23 ` Thomas Monjalon
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