[dpdk-dev] [PATCH v2 2/2] igb_uio: fix interrupt enablement after FLR in VM

Patil, Harish Harish.Patil at cavium.com
Fri Oct 13 23:21:05 CEST 2017

-----Original Message-----
From: dev <dev-bounces at dpdk.org> on behalf of Ferruh Yigit
<ferruh.yigit at intel.com>
Date: Friday, October 13, 2017 at 2:11 PM
To: "Thotton, Shijith" <Shijith.Thotton at cavium.com>, "Wu, Jingjing"
<jingjing.wu at intel.com>, Harish Patil <Harish.Patil at cavium.com>
Cc: "Tan, Jianfeng" <jianfeng.tan at intel.com>, "gregory at weka.io"
<gregory at weka.io>, "Xing, Beilei" <beilei.xing at intel.com>, "dev at dpdk.org"
<dev at dpdk.org>, "stable at dpdk.org" <stable at dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v2 2/2] igb_uio: fix interrupt
enablement	after FLR in VM

>On 10/13/2017 9:12 AM, Shijith Thotton wrote:
>> Hi Jingjing,
>> This patch perfectly meets requirements as both resets are retained
>> (open and release). Tested it with LiquidIO NIC and it works fine.
>> I can see MSI-X re-enabled on each run with new patch.
>> Gregory, Harish,
>> Please verify the patch on your setup if possible.
>Hi Gregory, Harish,
>Did you able to test this patch?

[Harish] No, I haven’t.
BTW, the igb_uio change also caused PDA (physical device assignment) mode
failure, where the entire device is PCI passed through to VM). Earlier we
reported only for SR-IOV VF passthru scenario.

>> Thanks,
>> Shijith

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