netdev - Re: [PATCH net] net/smc: fix potential sleeping issue in smc_switch

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Message-ID: <7672ae57-86b9-91c2-b03e-2700b931b677@huawei.com>
Date: Thu, 18 Apr 2024 19:01:19 +0800
From: shaozhengchao <shaozhengchao@...wei.com>
To: Wenjia Zhang <wenjia@...ux.ibm.com>, Guangguan Wang
	<guangguan.wang@...ux.alibaba.com>, <linux-s390@...r.kernel.org>,
	<netdev@...r.kernel.org>, <davem@...emloft.net>, <edumazet@...gle.com>,
	<kuba@...nel.org>, <pabeni@...hat.com>
CC: <jaka@...ux.ibm.com>, <alibuda@...ux.alibaba.com>,
	<tonylu@...ux.alibaba.com>, <guwen@...ux.alibaba.com>,
	<weiyongjun1@...wei.com>, <yuehaibing@...wei.com>,
	<tangchengchang@...wei.com>
Subject: Re: [PATCH net] net/smc: fix potential sleeping issue in
 smc_switch_conns



On 2024/4/18 15:50, Wenjia Zhang wrote:
> 
> 
> On 18.04.24 03:48, shaozhengchao wrote:
>>
>>
>> On 2024/4/17 23:23, Wenjia Zhang wrote:
>>>
>>>
>>> On 17.04.24 10:29, shaozhengchao wrote:
>>>>
>>>> Hi Guangguan:
>>>>    Thank you for your review. When I used the hns driver, I ran into 
>>>> the
>>>> problem of "scheduling while atomic". But the problem was tested on the
>>>> 5.10 kernel branch, and I'm still trying to reproduce it using the
>>>> mainline.
>>>>
>>>> Zhengchao Shao
>>>>
>>>
>> Hi Wenjia:
>>    I will try to reproduce it. 
> 
> Thanks!
> 
> In addition, the last time I sent you a
>> issue about the smc-tool, do you have any idea?
>>
> 
Hi Wenjia:
   I have send it to you. Could you receive it?

Thank you.
Zhengchao Shao
> mhhh, I just see a patch from you on smc_hash_sk/smc_unhash_sk, and it 
> is already applied during my vacation and it does look good to me. If 
> you mean others, could you send me the link again please, I mightbe have 
> missed out on it.
> 
>> Thank you
>> Zhengchao Shao
>>> Could you please try to reproduce the bug with the latest kernel? And 
>>> show more details (e.g. kernel log) on this bug?
>>>
>>> Thanks,
>>> Wenjia
>>
>