[dpdk-dev] [PATCH] app/testpmd: set raw cmd use rte hdr struct

[Ferruh Yigit]

On 11/9/2020 11:14 AM, Dekel Peled wrote:
> Hi Ferruh,
> 
> Sorry for the late response, we are checking for additional impacts of this change.
> Looks like there is another fix needed, after all checks are completed we'll submit all relevant patches.
> 

Thanks Dekel, appreciated.

> Regards,
> Dekel
> 
>> -----Original Message-----
>> From: Ferruh Yigit <ferruh.yigit at intel.com>
>> Sent: Monday, November 9, 2020 12:05 PM
>> To: Xiaoyu Min <jackmin at mellanox.com>; Ori Kam <orika at nvidia.com>;
>> Wenzhuo Lu <wenzhuo.lu at intel.com>; Beilei Xing <beilei.xing at intel.com>;
>> Bernard Iremonger <bernard.iremonger at intel.com>; Matan Azrad
>> <matan at nvidia.com>; Dekel Peled <dekelp at nvidia.com>; Ajit Khaparde
>> <ajit.khaparde at broadcom.com>
>> Cc: dev at dpdk.org; Jack Min <jackmin at nvidia.com>; Andrew Rybchenko
>> <arybchenko at solarflare.com>; NBU-Contact-Thomas Monjalon
>> <thomas at monjalon.net>; Hyong Youb Kim <hyonkim at cisco.com>; John
>> Daley <johndale at cisco.com>; Asaf Penso <asafp at nvidia.com>
>> Subject: Re: [dpdk-dev] [PATCH] app/testpmd: set raw cmd use rte hdr
>> struct
>>
>> On 11/3/2020 2:27 PM, Ferruh Yigit wrote:
>>> On 11/3/2020 1:20 PM, Xiaoyu Min wrote:
>>>> From: Xiaoyu Min <jackmin at nvidia.com>
>>>>
>>>> The rte_flow_item_eth and rte_flow_item_vlan items are refined [1].
>>>> The structs do not exactly represent the packet bits captured on the
>>>> wire anymore so set raw_encap/decap commands should only copy real
>>>> header instead of the whole struct.
>>>>
>>>> Replace the rte_flow_item_* with the existing corresponding rte_*_hdr.
>>>>
>>>> [1]:
>>>> commit 09315fc83861 ("ethdev: add VLAN attributes to ethernet and
>>>> VLAN
>>>> items")
>>>>
>>>> Signed-off-by: Xiaoyu Min <jackmin at nvidia.com>
>>>
>>>
>>> Hi Dekel, Ori,
>>>
>>> This is second fix [1] we get related to the "rte_flow_item_xxx" size
>>> changes [2] from you.
>>>
>>> The assumption that 'rte_flow_item_xxx' size is same as xxx header
>>> size seems implemented in multiple locations, and changing
>>> 'rte_flow_item_xxx' struct size breaking those usage.
>>>
>>> Can one of you guys spend some time to actively check all possible
>> breakages?
>>> They may be very hard to find unless someone explicitly check for this.
>>>
>>
>> Hi Dekel, Ori,
>>
>> Is there anyone actively checking for this?
>>
>>
>>> Thanks,
>>> ferruh
>>>
>>>
>>> [1]
>>> first one:
>>>
>> https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fpatc
>>>
>> hes.dpdk.org%2Fpatch%2F82863%2F&data=04%7C01%7Cdekelp%40nvi
>> dia.com
>>>
>> %7C3ab20dfba7264766e7e808d88496fab7%7C43083d15727340c1b7db39efd9c
>> cc17a
>>>
>> %7C0%7C0%7C637405131289676761%7CUnknown%7CTWFpbGZsb3d8eyJWIj
>> oiMC4wLjAw
>>>
>> MDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sda
>> ta=xF
>>>
>> xO%2BmzQP6bjS9BE1Eg9fd1pd8VPLNHV%2FJm83cwJ2Xw%3D&reserve
>> d=0
>>>
>>>
>>> [2]
>>> Fixes: ad976bd40d28 ("ethdev: add extensions attributes to IPv6 item")
>>> Fixes: 09315fc83861 ("ethdev: add VLAN attributes to ethernet and VLAN
>>> items")
>