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

2017-10-16 Thread Wu, Jingjing
> -Original Message- > From: Patil, Harish [mailto:harish.pa...@cavium.com] > Sent: Tuesday, October 17, 2017 9:32 AM > To: Yigit, Ferruh ; Gregory Etelson > Cc: Thotton, Shijith ; Wu, Jingjing > ; Tan, Jianfeng ; Xing, Beilei > ; dev@dpdk.org; sta...@dpdk.org > Subject: Re: [PATCH v2 2/

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

2017-10-16 Thread Patil, Harish
-Original Message- From: Ferruh Yigit Date: Monday, October 16, 2017 at 4:52 PM To: Harish Patil , Gregory Etelson Cc: "Thotton, Shijith" , "Wu, Jingjing" , "Tan, Jianfeng" , "Xing, Beilei" , "dev@dpdk.org" , "sta...@dpdk.org" Subject: Re: [PATCH v2 2/2] igb_uio: fix interrupt enableme

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

2017-10-16 Thread Ferruh Yigit
On 10/16/2017 3:49 PM, Patil, Harish wrote: > From: Gregory Etelson mailto:greg...@weka.io>> > Date: Saturday, October 14, 2017 at 8:10 PM > To: Ferruh Yigit mailto:ferruh.yi...@intel.com>> > Cc: "Thotton, Shijith" >, "Wu, Jingjing" > mailto:jingjing...@intel.com

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

2017-10-16 Thread Patil, Harish
From: Gregory Etelson mailto:greg...@weka.io>> Date: Saturday, October 14, 2017 at 8:10 PM To: Ferruh Yigit mailto:ferruh.yi...@intel.com>> Cc: "Thotton, Shijith" mailto:shijith.thot...@cavium.com>>, "Wu, Jingjing" mailto:jingjing...@intel.com>>, Harish Patil mailto:harish.pa...@cavium.com>>, "T

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

2017-10-14 Thread Gregory Etelson
I'll start to build setup environment this week. Regards, Gregory On Sat, Oct 14, 2017 at 12:11 AM, Ferruh Yigit wrote: > 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). T

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

2017-10-13 Thread Patil, Harish
; , "sta...@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 a

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

2017-10-13 Thread Ferruh Yigit
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 v

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

2017-10-13 Thread Shijith Thotton
On Thu, Oct 12, 2017 at 05:43:29AM +, Wu, Jingjing wrote: > Hi, Shjith > > Could you help to review and verify if this fix can meet your requirement? > > Thanks > Jingjing > > > -Original Message- > > From: Wu, Jingjing > > Sent: Tuesday, October 10, 2017 6:09 AM > > To: Yigit, Ferru

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

2017-10-11 Thread Wu, Jingjing
Hi, Shjith Could you help to review and verify if this fix can meet your requirement? Thanks Jingjing > -Original Message- > From: Wu, Jingjing > Sent: Tuesday, October 10, 2017 6:09 AM > To: Yigit, Ferruh ; Tan, Jianfeng > ; shijith.thot...@caviumnetworks.com; > greg...@weka.io; Xing, B

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

2017-10-09 Thread Jingjing Wu
If pass-through a VF by vfio-pci to a Qemu VM, after FLR in VM, the interrupt setting is not recoverd correctly to host as below: in VM guest: Capabilities: [70] MSI-X: Enable+ Count=5 Masked- in Host: Capabilities: [70] MSI-X: Enable+ Count=5 Masked- That was because in pci_rese