linux-kernel - Re: [PATCH 1/5] nvme-rdma: unquiesce admin

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Message-ID: <20241125072102.GA15647@lst.de>
Date: Mon, 25 Nov 2024 08:21:02 +0100
From: Christoph Hellwig <hch@....de>
To: "brookxu.cn" <brookxu.cn@...il.com>
Cc: kbusch@...nel.org, axboe@...nel.dk, hch@....de, sagi@...mberg.me,
	linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/5] nvme-rdma: unquiesce admin_q before destroy it

On Sat, Nov 23, 2024 at 09:37:37PM +0800, brookxu.cn wrote:
> This due to we have quiesced admi_q before cancel requests, but forgot
> to unquiesce before destroy it, as a result we fail to drain the
> pending requests, and hang on blk_mq_freeze_queue_wait() forever. Here
> try to reuse nvme_rdma_teardown_admin_queue() to fix this issue and
> simplify the code.

Looks good, and matches what the TCP driver is doing:

Reviewed-by: Christoph Hellwig <hch@....de>