Re: XDP_TX for virtio_net not working in recent kernel?

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Subject: Re: XDP_TX for virtio_net not working in recent kernel?
From: Kimitoshi Takahashi <ktaka@xxxxxxxxx>
Date: Fri, 13 Apr 2018 02:39:27 +0900
In-reply-to: <ce812367-596a-0354-f008-725225f65af4@redhat.com>
References: <47428621-2f24-3c8e-5d34-1d788a86a455@nii.ac.jp> <1d5849ae-a9ec-93af-e1b5-e7a368193c7a@iogearbox.net> <ce812367-596a-0354-f008-725225f65af4@redhat.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0

Hello Jason,

The patch fixed the issue.
Thank you very much!


On 04/11/2018 10:50 AM, Jason Wang wrote:


I suspect a kick is missed in the XDP_TX case.

Could you please try the attached patch to see if it fixes the issue?

Thanks


--
Kimitoshi Takahashi

References:
- XDP_TX for virtio_net not working in recent kernel?
  - From: Kimitoshi Takahashi
- Re: XDP_TX for virtio_net not working in recent kernel?
  - From: Daniel Borkmann
- Re: XDP_TX for virtio_net not working in recent kernel?
  - From: Jason Wang

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