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From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Thomas Monjalon <thomas@monjalon.net>,
	"Mody, Rasesh" <Rasesh.Mody@cavium.com>
Cc: Stephen Hemminger <stephen@networkplumber.org>,
	"Tan, Jianfeng" <jianfeng.tan@intel.com>,
	Jingjing Wu <jingjing.wu@intel.com>,
	"Thotton, Shijith" <Shijith.Thotton@cavium.com>,
	Gregory Etelson <gregory@weka.io>,
	"Patil, Harish" <Harish.Patil@cavium.com>,
	dev@dpdk.org, George Prekas <george.prekas@epfl.ch>,
	Sergio Gonzalez Monroy <sergio.gonzalez.monroy@intel.com>,
	"Roberts, Lee A." <lee.roberts@hpe.com>
Subject: Re: [PATCH] igb_uio: remove device reset in open
Date: Fri, 3 Nov 2017 15:20:44 -0700	[thread overview]
Message-ID: <ec1f6a0c-6a0c-b95e-e830-d1cda4da67ea@intel.com> (raw)
In-Reply-To: <12814007.65nxXEtm0z@xps>

On 11/3/2017 12:24 PM, Thomas Monjalon wrote:
> 03/11/2017 20:18, Mody, Rasesh:
>> From: Ferruh Yigit [mailto:ferruh.yigit@intel.com]
>>> On 11/2/2017 11:45 AM, Mody, Rasesh wrote:
>>>> From: Ferruh Yigit [mailto:ferruh.yigit@intel.com]
>>>>> On 11/2/2017 10:34 AM, Mody, Rasesh wrote:
>>>> We are ok as we have at least some way to disable the reset, please send a
>>> patch.
>>>
>>> Sent http://dpdk.org/dev/patchwork/patch/31143/, can you please test?
>>
>> The testing of BNX2X looks OK with this patch. However, the solution has following drawbacks:
>>  - an application will need to be recompiled to have the igb_uio kernel module rebuilt to support bnx2x devices
>>  - this will break pre-compiled solutions that are provided with an OS such as RHOSP or as part of a pre-compiled VNF
>>
>> We can live with this temporary solution for now. In the long term, we may have to revisit this.
>> We are also looking at why bnx2x FLR is taking this long.
> 
> Yes, I think the long term solution should be to fix your PMD
> or your firmware.
> Please keep us posted when you find the root cause with your device.
> Thanks

Lee Roberts suggested doing device specific action instead of build time option.

I send following:
http://dpdk.org/dev/patchwork/patch/31168/

What do you think about this approach?

Meanwhile I will send a more proper patch to discuss on.


Thanks,
ferruh

  reply	other threads:[~2017-11-03 22:20 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-17 20:14 [PATCH] igb_uio: revert open and release operations Ferruh Yigit
2017-10-17 20:33 ` Thomas Monjalon
2017-10-18  4:50   ` Patil, Harish
2017-10-19 22:43     ` Patil, Harish
2017-10-20  1:15       ` Ferruh Yigit
2017-10-20 15:26         ` Tan, Jianfeng
2017-10-20 16:32           ` Ferruh Yigit
2017-10-20 16:55             ` [PATCH] igb_uio: remove device reset in open Ferruh Yigit
2017-10-20 16:57               ` Ferruh Yigit
2017-10-20 19:01                 ` Gregory Etelson
2017-10-20 22:18                 ` Patil, Harish
2017-10-23 12:28                 ` Shijith Thotton
2017-10-23 16:36                   ` Ferruh Yigit
2017-10-23 19:03                     ` Shijith Thotton
2017-10-24  2:45                   ` Wu, Jingjing
2017-10-25 23:43                 ` Mody, Rasesh
2017-10-26  9:28                   ` Tan, Jianfeng
2017-10-27  0:49                     ` Ferruh Yigit
2017-11-01  6:58                       ` Mody, Rasesh
2017-11-01 14:12                         ` Stephen Hemminger
2017-11-02  8:03                           ` Mody, Rasesh
2017-11-02  8:55                             ` Ferruh Yigit
2017-11-02 17:34                               ` Mody, Rasesh
2017-11-02 18:09                                 ` Ferruh Yigit
2017-11-02 18:45                                   ` Mody, Rasesh
2017-11-03  0:31                                     ` Ferruh Yigit
2017-11-03 19:18                                       ` Mody, Rasesh
2017-11-03 19:24                                         ` Thomas Monjalon
2017-11-03 22:20                                           ` Ferruh Yigit [this message]
2017-11-03 22:39                                             ` Ferruh Yigit
2017-10-24 21:38               ` Ferruh Yigit
2017-10-18  0:14 ` [PATCH] igb_uio: revert open and release operations Wu, Jingjing
2017-10-18  6:27 ` Shijith Thotton
2017-10-18 20:47   ` Ferruh Yigit
2017-10-24 21:32 ` Ferruh Yigit
2017-10-22 16:06 [PATCH] igb_uio: remove device reset in open Patil, Harish

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