[PATCH 1/6] nvme: unquiesce io queues when removing namespaces

[Christoph Hellwig]

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?