From: "Ouyang, Changchun" <changchun.ouyang@intel.com>
To: Thomas Monjalon <thomas.monjalon@6wind.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v6 0/6] Enable VF RSS for Niantic
Date: Mon, 19 Jan 2015 04:51:36 +0000 [thread overview]
Message-ID: <F52918179C57134FAEC9EA62FA2F962511978EE2@shsmsx102.ccr.corp.intel.com> (raw)
In-Reply-To: <2500048.zNVo70YcKP@xps13>
Hi Thomas,
> -----Original Message-----
> From: Thomas Monjalon [mailto:thomas.monjalon@6wind.com]
> Sent: Monday, January 19, 2015 6:24 AM
> To: Ouyang, Changchun
> Cc: dev@dpdk.org; Vladislav Zolotarov; Butler, Siobhan A; Iremonger,
> Bernard
> Subject: Re: [dpdk-dev] [PATCH v6 0/6] Enable VF RSS for Niantic
>
> > This patch enables VF RSS for Niantic, which allow each VF having at most 4
> queues.
> > The actual queue number per VF depends on the total number of pool,
> > which is determined by the max number of VF at PF initialization stage
> > and the number of queue specified in config:
> > 1) If the max number of VF is in the range from 1 to 32, and the
> > number of rxq is 4 ('--rxq 4' in testpmd), then there is totally 32
> > pools(ETH_32_POOLS), and each VF have 4 queues;
> >
> > 2)If the max number of VF is in the range from 33 to 64, and the
> > number of rxq is 2 ('--rxq 2' in testpmd), then there is totally 64
> > pools(ETH_64_POOLS), and each VF have 2 queues;
> >
> > On host, to enable VF RSS functionality, rx mq mode should be set as
> > ETH_MQ_RX_VMDQ_RSS or ETH_MQ_RX_RSS mode, and SRIOV mode
> should be activated(max_vfs >= 1).
> > It also needs config VF RSS information like hash function, RSS key, RSS key
> length.
> >
> > The limitation for Niantic VF RSS is:
> > the hash and key are shared among PF and all VF, the RETA table with
> > 128 entries are also shared among PF and all VF. So it could not to
> > provide a method to query the hash and reta content per VF on guest,
> > while, if possible, please query them on host(PF) for the shared RETA
> information.
>
> This kind of information should go in a documentation.
> I think we should start new documentation for PMDs.
> What about a doc/drivers/ directory ?
Ok, before the new doc starts, I will consider putting it into program guide or user guide doc.
> > changes in v6:
> > - refine codes and update message according to comments;
> >
> > changes in v5:
> > - Fix minor issue and some comments;
> >
> > changes in v4:
> > - Extract a function to remove embeded switch-case statement;
> > - Check whether RX queue number is a valid one, otherwise return error;
> > - Update the description a bit;
> >
> > changes in v3:
> > - More cleanup;
> >
> > changes in v2:
> > - Update the description;
> > - Use receiving queue number('--rxq <q-num>') specified in config to
> determine the
> > number of pool and the number of queue per VF;
> >
> > changes in v1:
> > - Config VF RSS;
> >
> > Changchun Ouyang (6):
> > ixgbe: Code cleanup
> > ixgbe: Negotiate VF API version
> > ixgbe: Get VF queue number
> > ether: Check VMDq RSS mode
> > ixgbe: Config VF RSS
> > testpmd: Set Rx VMDq RSS mode
>
> Deeply reviewed by Vlad Zolotarov. Thanks!
>
> Applied
>
Thanks very much for merging!
Best regards
Changchun
prev parent reply other threads:[~2015-01-19 4:51 UTC|newest]
Thread overview: 144+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-15 2:56 [dpdk-dev] [PATCH " Ouyang Changchun
2014-12-15 2:57 ` [dpdk-dev] [PATCH 1/6] ixgbe: Code cleanup Ouyang Changchun
2014-12-15 2:57 ` [dpdk-dev] [PATCH 2/6] ixgbe: Negotiate VF API version Ouyang Changchun
2014-12-15 2:57 ` [dpdk-dev] [PATCH 3/6] ixgbe: Get VF queue number Ouyang Changchun
2014-12-15 2:57 ` [dpdk-dev] [PATCH 4/6] ether: Check VMDq RSS mode Ouyang Changchun
2014-12-15 2:57 ` [dpdk-dev] [PATCH 5/6] ixgbe: Config VF RSS Ouyang Changchun
2014-12-15 2:57 ` [dpdk-dev] [PATCH 6/6] testpmd: Set Rx VMDq RSS mode Ouyang Changchun
2014-12-15 10:55 ` [dpdk-dev] [PATCH 0/6] Enable VF RSS for Niantic Bruce Richardson
2014-12-16 0:58 ` Ouyang, Changchun
2014-12-24 2:56 ` [dpdk-dev] [PATCH v2 " Ouyang Changchun
2014-12-24 2:56 ` [dpdk-dev] [PATCH v2 1/6] ixgbe: Code cleanup Ouyang Changchun
2014-12-24 3:08 ` Zhang, Helin
2014-12-24 3:22 ` Ouyang, Changchun
2014-12-24 3:41 ` Zhang, Helin
2014-12-24 3:50 ` Ouyang, Changchun
2014-12-24 3:53 ` Zhang, Helin
2014-12-24 4:46 ` Ouyang, Changchun
2014-12-24 2:56 ` [dpdk-dev] [PATCH v2 2/6] ixgbe: Negotiate VF API version Ouyang Changchun
2014-12-24 2:56 ` [dpdk-dev] [PATCH v2 3/6] ixgbe: Get VF queue number Ouyang Changchun
2014-12-24 2:56 ` [dpdk-dev] [PATCH v2 4/6] ether: Check VMDq RSS mode Ouyang Changchun
2014-12-24 2:56 ` [dpdk-dev] [PATCH v2 5/6] ixgbe: Config VF RSS Ouyang Changchun
2014-12-24 2:56 ` [dpdk-dev] [PATCH v2 6/6] testpmd: Set Rx VMDq RSS mode Ouyang Changchun
2014-12-24 5:22 ` [dpdk-dev] [PATCH v3 0/6] Enable VF RSS for Niantic Ouyang Changchun
2014-12-24 5:22 ` [dpdk-dev] [PATCH v3 1/6] ixgbe: Code cleanup Ouyang Changchun
2014-12-24 5:23 ` [dpdk-dev] [PATCH v3 2/6] ixgbe: Negotiate VF API version Ouyang Changchun
2014-12-24 5:23 ` [dpdk-dev] [PATCH v3 3/6] ixgbe: Get VF queue number Ouyang Changchun
2014-12-24 5:23 ` [dpdk-dev] [PATCH v3 4/6] ether: Check VMDq RSS mode Ouyang Changchun
2014-12-24 5:23 ` [dpdk-dev] [PATCH v3 5/6] ixgbe: Config VF RSS Ouyang Changchun
2014-12-24 10:39 ` Vlad Zolotarov
2014-12-25 2:14 ` Ouyang, Changchun
2014-12-25 13:13 ` Vlad Zolotarov
2014-12-26 2:07 ` Ouyang, Changchun
2014-12-25 2:43 ` Ouyang, Changchun
2014-12-25 13:20 ` Vlad Zolotarov
2014-12-26 1:52 ` Ouyang, Changchun
2014-12-26 6:49 ` Vladislav Zolotarov
2014-12-26 7:26 ` Ouyang, Changchun
2014-12-26 7:37 ` Vladislav Zolotarov
2014-12-26 8:45 ` Ouyang, Changchun
2014-12-28 10:14 ` Vlad Zolotarov
2015-01-05 10:29 ` Bruce Richardson
2015-01-06 1:00 ` Ouyang, Changchun
2014-12-25 13:38 ` Vlad Zolotarov
2014-12-26 1:26 ` Ouyang, Changchun
2015-01-04 2:10 ` Liang, Cunming
2015-01-04 6:25 ` Ouyang, Changchun
2014-12-24 5:23 ` [dpdk-dev] [PATCH v3 6/6] testpmd: Set Rx VMDq RSS mode Ouyang Changchun
2014-12-24 9:59 ` [dpdk-dev] [PATCH v3 0/6] Enable VF RSS for Niantic Vlad Zolotarov
2014-12-25 1:46 ` Ouyang, Changchun
2015-01-05 10:38 ` Bruce Richardson
2015-01-05 13:02 ` Vlad Zolotarov
2015-01-06 1:11 ` Ouyang, Changchun
2015-01-06 11:18 ` Vlad Zolotarov
2015-01-06 11:18 ` Vlad Zolotarov
2015-01-06 1:04 ` Ouyang, Changchun
2014-12-24 10:49 ` Vlad Zolotarov
2014-12-25 2:26 ` Ouyang, Changchun
2014-12-25 12:46 ` Vlad Zolotarov
2014-12-26 2:37 ` Ouyang, Changchun
[not found] ` <CAOYyTHbrB-VinN5ZEd1tYTnS7_GhCT1jiHiZzNKkQUEJ1rG79w@mail.gmail.com>
2014-12-26 5:16 ` Vladislav Zolotarov
2014-12-26 5:25 ` Ouyang, Changchun
2015-01-04 7:18 ` [dpdk-dev] [PATCH v4 " Ouyang Changchun
2015-01-04 7:18 ` [dpdk-dev] [PATCH v4 1/6] ixgbe: Code cleanup Ouyang Changchun
2015-01-04 8:22 ` Vlad Zolotarov
2015-01-04 7:18 ` [dpdk-dev] [PATCH v4 2/6] ixgbe: Negotiate VF API version Ouyang Changchun
2015-01-04 8:26 ` Vlad Zolotarov
2015-01-04 8:30 ` Vlad Zolotarov
2015-01-04 8:37 ` Ouyang, Changchun
2015-01-04 8:40 ` Vlad Zolotarov
2015-01-04 8:51 ` Ouyang, Changchun
2015-01-04 9:37 ` Vlad Zolotarov
2015-01-04 7:18 ` [dpdk-dev] [PATCH v4 3/6] ixgbe: Get VF queue number Ouyang Changchun
2015-01-04 8:38 ` Vlad Zolotarov
2015-01-05 2:59 ` Ouyang, Changchun
2015-01-05 10:07 ` Vlad Zolotarov
2015-01-06 1:54 ` Ouyang, Changchun
2015-01-06 11:26 ` Vlad Zolotarov
2015-01-07 1:18 ` Ouyang, Changchun
2015-01-04 7:18 ` [dpdk-dev] [PATCH v4 4/6] ether: Check VMDq RSS mode Ouyang Changchun
2015-01-04 8:45 ` Vlad Zolotarov
2015-01-04 8:58 ` Ouyang, Changchun
2015-01-04 9:45 ` Vlad Zolotarov
2015-01-05 1:00 ` Ouyang, Changchun
2015-01-05 10:09 ` Vlad Zolotarov
2015-01-06 1:56 ` Ouyang, Changchun
2015-01-06 19:56 ` Vlad Zolotarov
2015-01-07 2:28 ` Ouyang, Changchun
2015-01-04 7:18 ` [dpdk-dev] [PATCH v4 5/6] ixgbe: Config VF RSS Ouyang Changchun
2015-01-04 7:18 ` [dpdk-dev] [PATCH v4 6/6] testpmd: Set Rx VMDq RSS mode Ouyang Changchun
2015-01-04 8:49 ` Vlad Zolotarov
2015-01-04 9:01 ` Ouyang, Changchun
2015-01-04 9:46 ` Vlad Zolotarov
2015-01-05 2:38 ` Ouyang, Changchun
2015-01-05 10:12 ` Vlad Zolotarov
2015-01-06 2:01 ` Ouyang, Changchun
2015-01-06 12:53 ` Vlad Zolotarov
2015-01-07 1:50 ` Ouyang, Changchun
2015-01-07 6:32 ` [dpdk-dev] [PATCH v5 0/6] Enable VF RSS for Niantic Ouyang Changchun
2015-01-07 6:32 ` [dpdk-dev] [PATCH v5 1/6] ixgbe: Code cleanup Ouyang Changchun
2015-01-07 6:32 ` [dpdk-dev] [PATCH v5 2/6] ixgbe: Negotiate VF API version Ouyang Changchun
2015-01-07 6:32 ` [dpdk-dev] [PATCH v5 3/6] ixgbe: Get VF queue number Ouyang Changchun
2015-01-08 9:01 ` Vlad Zolotarov
2015-01-07 6:32 ` [dpdk-dev] [PATCH v5 4/6] ether: Check VMDq RSS mode Ouyang Changchun
2015-01-08 9:19 ` Vlad Zolotarov
2015-01-08 18:48 ` Vlad Zolotarov
2015-01-09 5:54 ` Ouyang, Changchun
2015-01-09 13:49 ` Vlad Zolotarov
2015-01-12 3:41 ` Ouyang, Changchun
2015-01-12 13:58 ` Vlad Zolotarov
2015-01-13 1:50 ` Ouyang, Changchun
2015-01-13 9:00 ` Vlad Zolotarov
2015-01-14 0:44 ` Ouyang, Changchun
2015-01-07 6:32 ` [dpdk-dev] [PATCH v5 5/6] ixgbe: Config VF RSS Ouyang Changchun
2015-01-08 9:43 ` Vlad Zolotarov
2015-01-09 6:07 ` Ouyang, Changchun
2015-01-09 14:01 ` Vlad Zolotarov
2015-01-12 5:11 ` Ouyang, Changchun
2015-01-07 6:32 ` [dpdk-dev] [PATCH v5 6/6] testpmd: Set Rx VMDq RSS mode Ouyang Changchun
2015-01-08 9:46 ` Vlad Zolotarov
2015-01-08 9:56 ` [dpdk-dev] [PATCH v5 0/6] Enable VF RSS for Niantic Vlad Zolotarov
2015-01-18 21:58 ` Thomas Monjalon
2015-01-19 9:40 ` Vlad Zolotarov
2015-01-12 5:59 ` [dpdk-dev] [PATCH v6 " Ouyang Changchun
2015-01-12 5:59 ` [dpdk-dev] [PATCH v6 1/6] ixgbe: Code cleanup Ouyang Changchun
2015-01-12 5:59 ` [dpdk-dev] [PATCH v6 2/6] ixgbe: Negotiate VF API version Ouyang Changchun
2015-01-12 5:59 ` [dpdk-dev] [PATCH v6 3/6] ixgbe: Get VF queue number Ouyang Changchun
2015-01-19 9:13 ` Wodkowski, PawelX
2015-01-20 0:54 ` Ouyang, Changchun
2015-01-12 5:59 ` [dpdk-dev] [PATCH v6 4/6] ether: Check VMDq RSS mode Ouyang Changchun
2015-01-12 14:06 ` Vlad Zolotarov
2015-01-18 22:04 ` Thomas Monjalon
2015-01-19 10:31 ` Wodkowski, PawelX
2015-01-20 1:03 ` Ouyang, Changchun
2015-01-12 5:59 ` [dpdk-dev] [PATCH v6 5/6] ixgbe: Config VF RSS Ouyang Changchun
2015-01-12 14:04 ` Vlad Zolotarov
2015-01-20 9:35 ` Wodkowski, PawelX
2015-01-21 2:43 ` Ouyang, Changchun
2015-01-21 8:44 ` Wodkowski, PawelX
2015-01-22 12:59 ` Vlad Zolotarov
2015-01-22 13:19 ` Wodkowski, PawelX
2015-01-12 5:59 ` [dpdk-dev] [PATCH v6 6/6] testpmd: Set Rx VMDq RSS mode Ouyang Changchun
2015-01-12 14:05 ` Vlad Zolotarov
2015-01-18 22:24 ` [dpdk-dev] [PATCH v6 0/6] Enable VF RSS for Niantic Thomas Monjalon
2015-01-19 4:51 ` Ouyang, Changchun [this message]
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