From: Shahaf Shuler <shahafs@mellanox.com>
To: Ferruh Yigit <ferruh.yigit@intel.com>, "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v3 01/39] examples/l2fwd: convert to new ethdev offloads API
Date: Mon, 15 Jan 2018 11:41:44 +0000 [thread overview]
Message-ID: <VI1PR05MB314977F25289531522714525C3EB0@VI1PR05MB3149.eurprd05.prod.outlook.com> (raw)
In-Reply-To: <d82f1616-706a-187c-2c3a-94f2f33fe3d2@intel.com>
Monday, January 15, 2018 1:34 PM, Ferruh Yigit:
> >> Currently no PMD seems implemented it.
> >
> > Sure,
> >
> > FAST_FREE offload is the logical AND between the old txqflags of:
> > ETH_TXQ_FLAGS_NOREFCOUNT
> > ETH_TXQ_FLAGS_NOMULTMEM
> >
> > The offload is just a performance optimization. As specified in the
> documentation [1] it enables the PMDs to further optimize the data path
> given the guarantees from the application.
> > Not having it means possible performance degradation for some PMD
> which rely on it.
> >
> > There is no PMD which implement it yet since not all PMDs moved to the
> new offloads API. However this flag is tested and translated into txqflags as
> part of rte_eth_convert_txq_offloads function.
> > Relevant PMDs for this offload will be: sfc, thunderx and i40e.
>
> Thank you for clarification, I am OK to have it.
>
> But since currently no PMD provide "DEV_TX_OFFLOAD_MBUF_FAST_FREE"
> capability, and default txq_flags is overwritten, some PMDs lost this
> optimization until they implement new capability, right?
Yes this is correct, a good motivation to convert :).
From the examples and testpmd part everything is ready. Just need for the PMD to report back the capability to have this offload.
next prev parent reply other threads:[~2018-01-15 11:41 UTC|newest]
Thread overview: 134+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-23 12:14 [dpdk-dev] [PATCH 00/39] convert examples " Shahaf Shuler
2017-11-23 12:14 ` [dpdk-dev] [PATCH 01/39] examples/l2fwd: convert " Shahaf Shuler
2017-11-24 15:00 ` Andrew Rybchenko
2017-11-26 7:41 ` Shahaf Shuler
2017-11-27 6:34 ` Andrew Rybchenko
2017-11-27 7:03 ` Shahaf Shuler
2017-11-27 7:33 ` Jerin Jacob
2017-11-27 19:41 ` Shahaf Shuler
2017-11-27 7:40 ` Andrew Rybchenko
2017-11-23 12:14 ` [dpdk-dev] [PATCH 02/39] examples/l2fwd-crypto: " Shahaf Shuler
2017-11-23 12:14 ` [dpdk-dev] [PATCH 03/39] examples/l2fwd-jobstats: " Shahaf Shuler
2017-11-23 12:14 ` [dpdk-dev] [PATCH 04/39] examples/l2fwd-keepalive: " Shahaf Shuler
2017-11-23 12:14 ` [dpdk-dev] [PATCH 05/39] examples/l3fwd: move to " Shahaf Shuler
2017-11-23 12:14 ` [dpdk-dev] [PATCH 06/39] examples/l3fwd-acl: convert to new " Shahaf Shuler
2017-12-11 14:48 ` Ananyev, Konstantin
2017-11-23 12:14 ` [dpdk-dev] [PATCH 07/39] examples/l3fwd-power: " Shahaf Shuler
2017-12-11 14:00 ` Hunt, David
2017-11-23 12:14 ` [dpdk-dev] [PATCH 08/39] examples/l3fwd-vf: " Shahaf Shuler
2017-11-23 12:14 ` [dpdk-dev] [PATCH 09/39] examples/bond: " Shahaf Shuler
2017-12-11 11:08 ` Radu Nicolau
2017-12-04 12:12 ` [dpdk-dev] [PATCH 00/39] convert examples " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 01/39] examples/l2fwd: convert " Shahaf Shuler
2017-12-19 12:16 ` De Lara Guarch, Pablo
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 02/39] examples/l2fwd-crypto: " Shahaf Shuler
2017-12-19 12:18 ` De Lara Guarch, Pablo
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 03/39] examples/l2fwd-jobstats: " Shahaf Shuler
2017-12-19 12:33 ` De Lara Guarch, Pablo
2017-12-21 13:47 ` Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 04/39] examples/l2fwd-keepalive: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 05/39] examples/l3fwd: move to " Shahaf Shuler
2017-12-12 17:12 ` Ananyev, Konstantin
2017-12-13 7:21 ` Shahaf Shuler
2017-12-13 7:55 ` Jerin Jacob
2017-12-13 12:10 ` Ananyev, Konstantin
2017-12-13 17:32 ` Jerin Jacob
2017-12-21 14:26 ` Shahaf Shuler
2017-12-18 16:00 ` Maciej Czekaj
2017-12-21 14:08 ` Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 06/39] examples/l3fwd-acl: convert to new " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 07/39] examples/l3fwd-power: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 08/39] examples/l3fwd-vf: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 09/39] examples/bond: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 10/39] examples/exception_path: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 11/39] examples/kni: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 12/39] examples/ip_fragmentation: convert to new " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 13/39] examples/ip_pipeline: convert to new ethdev " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 14/39] examples/ip_reassembly: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 15/39] examples/ipsec-secgw: " Shahaf Shuler
2017-12-19 12:38 ` De Lara Guarch, Pablo
2017-12-21 13:45 ` Shahaf Shuler
2018-01-08 16:27 ` De Lara Guarch, Pablo
2018-01-09 7:07 ` Akhil Goyal
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 16/39] examples/ipv4_multicast: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 17/39] examples/link_status_interrupt: convert to new " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 18/39] examples/load_balancer: convert to new ethdev " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 19/39] examples/multi_process: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 20/39] examples/netmap_compat: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 21/39] examples/performance-thread: convert to new " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 22/39] examples/qos_meter: convert to new ethdev " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 23/39] examples/qos_sched: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 24/39] examples/quota_watermark: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 25/39] examples/tep_termination: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 26/39] examples/vhost: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 27/39] examples/vmdq: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 28/39] examples/vmdq_dcb: " Shahaf Shuler
2017-12-12 12:26 ` [dpdk-dev] [PATCH v2 29/39] examples/vm_power_manager: convert to new " Shahaf Shuler
2017-12-12 12:35 ` [dpdk-dev] [PATCH v2 30/39] examples/distributor: convert to new ethdev " Shahaf Shuler
2017-12-12 12:35 ` [dpdk-dev] [PATCH v2 31/39] examples/ethtool: " Shahaf Shuler
2017-12-12 12:35 ` [dpdk-dev] [PATCH v2 32/39] examples/eventdev_pipeline: convert to new " Shahaf Shuler
2017-12-15 15:20 ` Van Haaren, Harry
2017-12-12 12:35 ` [dpdk-dev] [PATCH v2 33/39] examples/flow_classify: convert to new ethdev " Shahaf Shuler
2017-12-12 12:35 ` [dpdk-dev] [PATCH v2 34/39] examples/flow_filtering: " Shahaf Shuler
2017-12-12 12:35 ` [dpdk-dev] [PATCH v2 35/39] examples/packet_ordering: " Shahaf Shuler
2017-12-12 12:35 ` [dpdk-dev] [PATCH v2 36/39] examples/ptpclient: " Shahaf Shuler
2017-12-12 12:35 ` [dpdk-dev] [PATCH v2 37/39] examples/rxtx_callbacks: " Shahaf Shuler
2017-12-12 12:35 ` [dpdk-dev] [PATCH v2 38/39] examples/server_node_efd: " Shahaf Shuler
2017-12-12 12:35 ` [dpdk-dev] [PATCH v2 39/39] examples/skeleton: " Shahaf Shuler
2017-12-26 9:22 ` [dpdk-dev] [PATCH v3 00/39] convert examples " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 01/39] examples/l2fwd: convert " Shahaf Shuler
2018-01-10 12:12 ` De Lara Guarch, Pablo
2018-01-12 13:30 ` Ferruh Yigit
2018-01-14 10:37 ` Shahaf Shuler
2018-01-15 10:20 ` Ferruh Yigit
2018-01-15 11:02 ` Shahaf Shuler
2018-01-15 11:34 ` Ferruh Yigit
2018-01-15 11:41 ` Shahaf Shuler [this message]
2018-01-15 11:56 ` Ferruh Yigit
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 02/39] examples/l2fwd-crypto: " Shahaf Shuler
2018-01-10 12:12 ` De Lara Guarch, Pablo
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 03/39] examples/l2fwd-jobstats: " Shahaf Shuler
2018-01-10 12:13 ` De Lara Guarch, Pablo
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 04/39] examples/l2fwd-keepalive: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 05/39] examples/l3fwd: convert to " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 06/39] examples/l3fwd-acl: convert to new " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 07/39] examples/l3fwd-power: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 08/39] examples/l3fwd-vf: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 09/39] examples/bond: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 10/39] examples/exception_path: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 11/39] examples/kni: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 12/39] examples/ip_fragmentation: convert to new " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 13/39] examples/ip_pipeline: convert to new ethdev " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 14/39] examples/ip_reassembly: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 15/39] examples/ipsec-secgw: " Shahaf Shuler
2018-01-16 11:10 ` Nicolau, Radu
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 16/39] examples/ipv4_multicast: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 17/39] examples/link_status_interrupt: convert to new " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 18/39] examples/load_balancer: convert to new ethdev " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 19/39] examples/multi_process: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 20/39] examples/netmap_compat: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 21/39] examples/performance-thread: convert to new " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 22/39] examples/qos_meter: convert to new ethdev " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 23/39] examples/qos_sched: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 24/39] examples/quota_watermark: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 25/39] examples/tep_termination: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 26/39] examples/vhost: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 27/39] examples/vmdq: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 28/39] examples/vmdq_dcb: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 29/39] examples/vm_power_manager: convert to new " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 30/39] examples/distributor: convert to new ethdev " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 31/39] examples/ethtool: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 32/39] examples/eventdev_pipeline: convert to new " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 33/39] examples/flow_classify: convert to new ethdev " Shahaf Shuler
2018-01-03 15:09 ` Iremonger, Bernard
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 34/39] examples/flow_filtering: " Shahaf Shuler
2017-12-26 13:57 ` Ori Kam
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 35/39] examples/packet_ordering: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 36/39] examples/ptpclient: " Shahaf Shuler
2018-01-10 12:14 ` De Lara Guarch, Pablo
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 37/39] examples/rxtx_callbacks: " Shahaf Shuler
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 38/39] examples/server_node_efd: " Shahaf Shuler
2018-01-10 12:15 ` De Lara Guarch, Pablo
2017-12-26 9:23 ` [dpdk-dev] [PATCH v3 39/39] examples/skeleton: " Shahaf Shuler
2018-01-16 16:25 ` [dpdk-dev] [PATCH v3 00/39] convert examples " Ferruh Yigit
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