linux-kernel - Re: [PATCH 2/2] nvme-fc: Wait with a timeout for queue to freeze

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Date:   Wed, 7 Jul 2021 10:46:15 +0800
From:   Ming Lei <ming.lei@...hat.com>
To:     Daniel Wagner <dwagner@...e.de>
Cc:     linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org,
        James Smart <james.smart@...adcom.com>,
        Keith Busch <kbusch@...nel.org>, Jens Axboe <axboe@...com>,
        Sagi Grimberg <sagi@...mberg.me>
Subject: Re: [PATCH 2/2] nvme-fc: Wait with a timeout for queue to freeze

On Tue, Jul 06, 2021 at 02:21:21PM +0200, Daniel Wagner wrote:
> A nvme_start_freeze() before nvme_wait_freeze() fixes the hangers. It is this
> simple?

Yeah, it can be the issue, also nvme_start_freeze() has to be paired
with nvme_unfreeze().


Thanks, 
Ming