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From: Christoph Hellwig <hch@lst.de>
To: Ming Lei <ming.lei@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>, Sagi Grimberg <sagi@grimberg.me>,
	Keith Busch <kbusch@kernel.org>,
	linux-nvme@lists.infradead.org, Yi Zhang <yi.zhang@redhat.com>,
	Chunguang Xu <brookxu.cn@gmail.com>
Subject: Re: [PATCH 1/6] nvme: unquiesce io queues when removing namespaces
Date: Tue, 11 Jul 2023 10:27:19 +0200	[thread overview]
Message-ID: <20230711082719.GA23019@lst.de> (raw)
In-Reply-To: <20230710153555.1766438-2-ming.lei@redhat.com>

On Mon, Jul 10, 2023 at 11:35:50PM +0800, Ming Lei wrote:
> diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
> index 47d7ba2827ff..98fa8315bc65 100644
> --- a/drivers/nvme/host/core.c
> +++ b/drivers/nvme/host/core.c
> @@ -3903,6 +3903,12 @@ void nvme_remove_namespaces(struct nvme_ctrl *ctrl)
>  	 */
>  	nvme_mpath_clear_ctrl_paths(ctrl);
>  
> +	/*
> +	 * Unquiesce io queues so any pending IO won't hang, especially
> +	 * those submitted from scan work
> +	 */
> +	nvme_unquiesce_io_queues(ctrl);

What quiesce does this pair with?



  parent reply	other threads:[~2023-07-11  8:27 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-10 15:35 [PATCH 0/6] nvme fabircs: move start freeze into reconnection work Ming Lei
2023-07-10 15:35 ` [PATCH 1/6] nvme: unquiesce io queues when removing namespaces Ming Lei
2023-07-10 15:37   ` Keith Busch
2023-07-11  7:32   ` Sagi Grimberg
2023-07-11  8:27   ` Christoph Hellwig [this message]
2023-07-11  8:31     ` Ming Lei
2023-07-11  9:12       ` Sagi Grimberg
2023-07-10 15:35 ` [PATCH 2/6] nvme: tcp: remove 'shutdown' parameters from two teardown helpers Ming Lei
2023-07-11  7:38   ` Sagi Grimberg
2023-07-11  7:39     ` Sagi Grimberg
2023-07-10 15:35 ` [PATCH 3/6] nvme: tcp: unquiesce queues after ctrl state is changed Ming Lei
2023-07-11  7:41   ` Sagi Grimberg
2023-07-11  7:53     ` Ming Lei
2023-07-11  9:05       ` Sagi Grimberg
2023-07-10 15:35 ` [PATCH 4/6] nvme: rdma: unquiesce queues until " Ming Lei
2023-07-11  7:42   ` Sagi Grimberg
2023-07-10 15:35 ` [PATCH 5/6] nvem: tcp: move start freeze into nvme_tcp_configure_io_queues Ming Lei
2023-07-11  7:36   ` Sagi Grimberg
2023-07-10 15:35 ` [PATCH 6/6] nvem: rdma: move start freeze into nvme_rdma_configure_io_queues Ming Lei

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