[PATCH 1/2] nvmet-rdma: avoid circular locking dependency on install_queue()

Sagi Grimberg sagi at grimberg.me
Thu Dec 7 04:17:19 PST 2023


>> Yes I think so, we already place a listen backlog, so maybe we can reuse
>> that as NVME_TCP_BACKLOG or something. The same should apply to nvme-rdma.
> 
> Thanks for the discussion. FYI, I modified the patches by Hannes to reflect the
> discussion above [1][2]. With these, I confirmed the lockdep WARN disappears,
> and saw no regression in my blktests runs. Looks good. Will test again when
> formal patches come out.
> 
> [1] https://github.com/kawasaki/linux/commit/dc58819d07b02bd54dbcd5b15d2600a517fcbbff
> [2] https://github.com/kawasaki/linux/commit/20fb65d145152562d0e11a9c8065e64405c31b0d

Can you/Hannes please submit them?



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