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From: "Ouyang, Changchun" <changchun.ouyang@intel.com>
To: Vlad Zolotarov <vladz@cloudius-systems.com>,
	"dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v4 6/6] testpmd: Set Rx VMDq RSS mode
Date: Tue, 6 Jan 2015 02:01:54 +0000	[thread overview]
Message-ID: <F52918179C57134FAEC9EA62FA2F96251194E971@shsmsx102.ccr.corp.intel.com> (raw)
In-Reply-To: <54AA6385.7020009@cloudius-systems.com>



> -----Original Message-----
> From: Vlad Zolotarov [mailto:vladz@cloudius-systems.com]
> Sent: Monday, January 5, 2015 6:12 PM
> To: Ouyang, Changchun; dev@dpdk.org
> Subject: Re: [dpdk-dev] [PATCH v4 6/6] testpmd: Set Rx VMDq RSS mode
> 
> 
> On 01/05/15 04:38, Ouyang, Changchun wrote:
> >
> >> -----Original Message-----
> >> From: Vlad Zolotarov [mailto:vladz@cloudius-systems.com]
> >> Sent: Sunday, January 4, 2015 5:47 PM
> >> To: Ouyang, Changchun; dev@dpdk.org
> >> Subject: Re: [dpdk-dev] [PATCH v4 6/6] testpmd: Set Rx VMDq RSS mode
> >>
> >>
> >> On 01/04/15 11:01, Ouyang, Changchun wrote:
> >>>> -----Original Message-----
> >>>> From: Vlad Zolotarov [mailto:vladz@cloudius-systems.com]
> >>>> Sent: Sunday, January 4, 2015 4:50 PM
> >>>> To: Ouyang, Changchun; dev@dpdk.org
> >>>> Subject: Re: [dpdk-dev] [PATCH v4 6/6] testpmd: Set Rx VMDq RSS
> >>>> mode
> >>>>
> >>>>
> >>>> On 01/04/15 09:18, Ouyang Changchun wrote:
> >>>>> Set VMDq RSS mode if it has VF(VF number is more than 1) and has
> >>>>> RSS
> >>>> information.
> >>>>> Signed-off-by: Changchun Ouyang <changchun.ouyang@intel.com>
> >>>>> ---
> >>>>>     app/test-pmd/testpmd.c | 10 ++++++++++
> >>>>>     1 file changed, 10 insertions(+)
> >>>>>
> >>>>> diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c index
> >>>>> 8c69756..6230f8b 100644
> >>>>> --- a/app/test-pmd/testpmd.c
> >>>>> +++ b/app/test-pmd/testpmd.c
> >>>>> @@ -1708,6 +1708,16 @@ init_port_config(void)
> >>>>>     				port->dev_conf.rxmode.mq_mode =
> >>>> ETH_MQ_RX_NONE;
> >>>>>     		}
> >>>>>
> >>>>> +		if (port->dev_info.max_vfs != 0) {
> >>>>> +			if (port-
> >dev_conf.rx_adv_conf.rss_conf.rss_hf != 0)
> >>>>> +				port->dev_conf.rxmode.mq_mode =
> >>>>> +					ETH_MQ_RX_VMDQ_RSS;
> >>>>> +			else {
> >>>>> +				port->dev_conf.rxmode.mq_mode =
> >>>> ETH_MQ_RX_NONE;
> >>>>> +				port->dev_conf.txmode.mq_mode =
> >>>> ETH_MQ_TX_NONE;
> >>>>
> >>>> And what about the txmode.mq_mode when RSS is available (the :if"
> >> clause)?
> >>> I think we can keep its original value for txmode.mq_mode, so don't
> >> change its value. How do you think of it?
> >>
> >> I agree that not changing a Tx mq_mode in both cases would be better.
> > In the else clause, set txmode.mq_mode as ETH_MQ_TX_NONE explicitly
> to
> > make sure it is neither ETH_MQ_TX_DCB, ETH_MQ_TX_VMDQ_DCB, nor
> ETH_MQ_TX_VMDQ_ONLY.
> 
> It's not obvious to me why u should do that since AFAIK any of these modes
> requires RX_RSS. Do I miss anything?

No, I don't think so, in the else clause, it doesn't need rx_rss, and no way to do it,
because the case is there is no rss configuration information(note: in the else clause, dev_conf.rx_adv_conf.rss_conf.rss_hf == 0). 

So ETH_MQ_RX_NONE for rx_mode, and ETH_MQ_TX_NONE for tx_mode.

> >
> >>> Thanks
> >>> Changchun
> >>>
> >>>

  reply	other threads:[~2015-01-06  2:01 UTC|newest]

Thread overview: 144+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-15  2:56 [dpdk-dev] [PATCH 0/6] Enable VF RSS for Niantic 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 [this message]
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

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