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From: Christoph Hellwig <hch@lst.de>
To: Nilay Shroff <nilay@linux.ibm.com>
Cc: Christoph Hellwig <hch@lst.de>,
	linux-nvme@lists.infradead.org, kbusch@kernel.org,
	sagi@grimberg.me, axboe@fb.com, john.g.garry@oracle.com,
	wenxiong@linux.ibm.com, gjoyce@linux.ibm.com
Subject: Re: [PATCH 1/2] nvme: keep transport module referenced while head node is open
Date: Wed, 2 Sep 2026 16:13:47 +0200	[thread overview]
Message-ID: <20260902141347.GA24385@lst.de> (raw)
In-Reply-To: <c725f90c-b119-4669-afb7-6aeb6c4a308b@linux.ibm.com>

On Wed, Sep 02, 2026 at 07:39:32PM +0530, Nilay Shroff wrote:
> So the practical problem is that an open multipath head can continue to
> be used after its underlying transport module has been unloaded. The
> proposed change keeps the transport module referenced while the head
> node is open, preventing the module from being unloaded in this
> scenario.

But why do you unload it in the first place?



  reply	other threads:[~2026-09-02 14:13 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-31 15:19 [PATCH 0/2] nvme: add reference counting for transport modules Nilay Shroff
2026-08-31 15:19 ` [PATCH 1/2] nvme: keep transport module referenced while head node is open Nilay Shroff
2026-09-01 16:39   ` Keith Busch
2026-09-02  4:55     ` Nilay Shroff
2026-09-02  0:20   ` Wen Xiong
2026-09-02 13:31   ` Christoph Hellwig
2026-09-02 14:09     ` Nilay Shroff
2026-09-02 14:13       ` Christoph Hellwig [this message]
2026-09-02 14:25         ` Keith Busch
2026-09-02 14:27         ` Nilay Shroff
2026-09-13 14:03           ` Nilay Shroff
2026-08-31 15:19 ` [PATCH 2/2] nvme: add context annotation for nvme_ns_head::nr_openers Nilay Shroff
2026-09-01  8:14 ` [PATCH 0/2] nvme: add reference counting for transport modules John Garry
2026-09-01  9:47   ` Nilay Shroff
2026-09-01 10:14     ` John Garry

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