[PATCH RFC] nvmet-tcp: add new workqueue to surpress lockdep warning

Hannes Reinecke hare at suse.de
Fri Sep 8 01:46:26 PDT 2023


On 9/8/23 10:44, Yi Zhang wrote:
> On Fri, Sep 8, 2023 at 4:09 PM Yi Zhang <yi.zhang at redhat.com> wrote:
>>
>> On Fri, Sep 8, 2023 at 3:15 PM Hannes Reinecke <hare at suse.de> wrote:
>>>
>>> On 9/7/23 10:12, Guoqing Jiang wrote:
>>>> Hi Yi,
>>>>
>>>> On 9/7/23 14:41, Yi Zhang wrote:
>>>>> Tested-by: Yi Zhang <yi.zhang at redhat.com>
>>>>>
>>>>> Confirmed below issue was fixed by this patch:
>>>>
>>>> Thanks a lot for the test!
>>>>
>>>> And I had got another similar lockdep warning about nvmet-rdma.
>>>>
>>> Please note that this issue is fixed by my patch 'nvmet-tcp: avoid
>>> circular locking dependency on install_queue()' send earlier to this list.
>>>
>>> Can you please test with that one to see if it fixes the issue for you?
> 
> Hi Hannes
> There are changes in nvmet_tcp_install_queue and the patch cannot be
> cleanly applied,
>  > Could you check it, Thanks.
> 
Ah, right. Why, but of course I'll be resending it.

Cheers,

Hannes




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