[dpdk-dev] [PATCH] net/i40e: fix missing mbuf fast free offload

[Ferruh Yigit]

On 5/8/2018 5:50 PM, Ferruh Yigit wrote:
> On 5/7/2018 6:08 AM, Xing, Beilei wrote:
>>
>>
>>> -----Original Message-----
>>> From: Zhang, Qi Z
>>> Sent: Monday, May 7, 2018 9:26 AM
>>> To: Yigit, Ferruh <ferruh.yigit at intel.com>
>>> Cc: Xing, Beilei <beilei.xing at intel.com>; dev at dpdk.org; Zhang, Qi Z
>>> <qi.z.zhang at intel.com>
>>> Subject: [PATCH] net/i40e: fix missing mbuf fast free offload
>>>
>>> Expose the missing mbuf fast free capability since i40 does support it.
>>>
>>> Fixes: 7497d3e2f777 ("net/i40e: convert to new Tx offloads API")
>>>
>>> Signed-off-by: Qi Zhang <qi.z.zhang at intel.com>
> 
>>
>> Acked-by: Beilei Xing <beilei.xing at intel.com>
> 
> Applied to dpdk-next-net/master, thanks.

Hi Beilei, Qi,

This patch is preventing i40e to use Tx avx2 fast path and cause a performance
drop, you need to allow this offload in Tx data path selection logic.

Dropping this patch from next-net, updated patch status in patchwork, please
send a new version.

Thanks,
ferruh