From: Shin'ichiro Kawasaki <shinichiro.kawasaki@wdc.com>
To: Keith Busch <kbusch@kernel.org>
Cc: Shin'ichiro Kawasaki <shinichiro.kawasaki@opensource.wdc.com>,
linux-nvme@lists.infradead.org,
Christoph Hellwig <hch@infradead.org>,
Sagi Grimberg <sagi@grimberg.me>,
Chaitanya Kulkarni <kch@nvidia.com>,
Surabhi Gogte <sgogte@purestorage.com>
Subject: Re: [PATCH] nvmet-rdma: handle commands of established queue outside the CM handler
Date: Sun, 25 Oct 2026 21:54:38 +0900 [thread overview]
Message-ID: <at36um4zrsfOr3kh@shinmob> (raw)
In-Reply-To: <atvinQcDcpB7pzjK@kbusch-mbp>
On Oct 23, 2026 / 16:41, Keith Busch wrote:
...
> I think this might be a false positive. The handler_mutex taken in
> rdma_destroy_id() belongs to the listener, while the one held across
> ESTABLISHED belongs to the child cm_id. Is there ever an actual hang, or
> just the lockdep splat?
No, I just observed the WARN. So the WARN is likely a false positive as you
pointed out. I guess we can set different lockdep classes for the listener's
cm_ids and cm_ids for ESTABLISHED connections. Let me drop this patch and cook
something with the approach.
prev parent reply other threads:[~2026-10-25 12:58 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-22 12:44 [PATCH] nvmet-rdma: handle commands of established queue outside the CM handler Shin'ichiro Kawasaki
2026-10-23 22:41 ` Keith Busch
2026-10-25 12:54 ` Shin'ichiro Kawasaki [this message]
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