Re: [PATCH net v4 1/2] net: sched: fix packet stuck problem for lockless qdisc

From: Yunsheng Lin
Date: Thu Apr 29 2021 - 23:15:12 EST


On 2021/4/30 11:11, Yunsheng Lin wrote:
> On 2021/4/23 17:42, Yunsheng Lin wrote:
>> On 2021/4/21 17:25, Yunsheng Lin wrote:
>>> On 2021/4/21 16:44, Michal Kubecek wrote:
>>>
>>>>
>>>> I'll try running some tests also on other architectures, including arm64
>>>> and s390x (to catch potential endinanity issues).
>>
>> I tried debugging nperf in arm64, with the below patch:
>>
>> Any idea what went wrong here?
>>
>> Also, Would you mind running netperf to see if there is similar issue
>> in your system?
>
> Hi, Michal
> I was able to reproduce the fluctuation for one thread TCP_STREAM test,

I was *not* able
Sorry for the typo.

> So I am assuming it may more related to test environment or nperf issue.
>
> I plan to send v5 with netdev queue stopped handling after the golden
> holiday in china. If there is any issue with patchset, please let me know,
> thanks.
>
>>
>>>>
>>>> Michal
>>>>
>>>> .
>>>>
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