RE: DPDK Window 10: Hello World example Error: Failed to initialize DDP parser

["Zhang, Qi Z" <qi.z.zhang@intel.com>]

> -----Original Message-----
> From: Dmitry Kozlyuk <dmitry.kozliuk@gmail.com>
> Sent: Thursday, November 16, 2023 3:12 PM
> To: Im Groot <imgroot2048@gmail.com>
> Cc: users@dpdk.org; Yang, Qiming <qiming.yang@intel.com>; Zhang, Qi Z
> <qi.z.zhang@intel.com>; Kadam, Pallavi <pallavi.kadam@intel.com>
> Subject: Re: DPDK Window 10: Hello World example Error: Failed to initialize
> DDP parser
> 
> + net/ice and Windows maintainers from Intel.
> 
> 2023-11-15 17:16 (UTC+0500), Im Groot:
> > Hi
> >
> > I recently started building a DPDK for window 10 22H2. I was able to
> > build the virt2phy and netuio driver successfully. I am using DPDK
> > DPDK 22.11.3 (LTS).
> >
> >    - I used visual studio 2019 community edition with WDK and SDK
> >    10.0.22000 as recommended by you. And both drivers were built and
> >    installed successfully. Device manager looks like this:
> >    [image: image.png]
> >
> >
> >
> >    - I have granted lock pages in memory on window 10. I guess this is
> >    supported.
> >     [image: image.png]
> >
> >
> >
> >    - Now I am running the hello world example and I am getting the
> >    following message on cmd. I want to know how I can debug this issue:
> >    [image: image.png]
> >
> >
> > C:\dpdk\build\examples>dpdk-helloworld.exe -l 0-3
> > EAL: Detected CPU lcores: 4
> > EAL: Detected NUMA nodes: 1
> > EAL: Multi-process support is requested, but not available.
> > EAL: Requested device 0000:00:1f.6 cannot be used
> > EAL: Probe PCI driver: net_ice (8086:159b) device: 0000:01:00.0
> > (socket -1)
> > ice_flow_init(): Failed to initialize DDP parser, raw packet filter
> > will not be supported
> > EAL: Probe PCI driver: net_ice (8086:159b) device: 0000:01:00.1
> > (socket -1)
> > ice_flow_init(): Failed to initialize DDP parser, raw packet filter
> > will not be supported hello from core 1 hello from core 2 hello from
> > core 3 hello from core 0
> >
> >
> >
> > *Questions:*
> > I have the following queries:
> >
> >    1. What does this error say (hello world example). Is there some issue
> >    with the installation? How can I resolve this issue?
> >       - *EAL: Probe PCI driver: net_ice (8086:159b) device: 0000:01:00.0
> >       (socket -1)*
> >       *ice_flow_init(): Failed to initialize DDP parser, raw packet filter
> >       will not be supported*

Raw packet filter is a specific flow offloading feature only be supported when the PMD will be able to load the DDP package, I guess in windows this will not happen and this warning can be ignored.

> >       2. Does the driver in the device manager look alright?
> >    3. I am using DPDK  DPDK 22.11.3 (LTS). Is this the correct version to
> >    use?
> >
> >
> > Thanks