memory_hotplug_lock deadlock during initialization in Multi-process Mode on DPDK Version 22.11.3 LTS

[David Marchand]

Hello,

Cc: 22.11 stable maintainer for info

On Wed, Dec 27, 2023 at 4:14 AM Linzhe Lee
<slayercat.subscription at gmail.com> wrote:
>
> Dear Team,
>
> I hope this message finds you well.
>
> We have encountered a recurring deadlock issue within the function
> rte_rwlock_write_lock in the DPDK version 22.11.3 LTS.
>
> It appears to be related to a known matter addressed in
> https://bugs.dpdk.org/show_bug.cgi?id=1277 and subsequently resolved
> in version 23.11.
>
> I kindly propose the backporting of this fix to the 22.11 branch,
> considering its status as a long-term support (LTS) version.

As far as I can see, this fix is part of the 22.11.4-rc1 tag.

A 22.11.4-rc3 tag was recently released.
https://git.dpdk.org/dpdk-stable/tag/?h=v22.11.4-rc3
Could you have a try with it?


Thanks.

-- 
David Marchand