[PATCH] nvme-pci: lock per namespace in nvme_poll_irqdisable

[Keith Busch]

On Thu, May 08, 2025 at 01:55:55PM +0200, Daniel Wagner wrote:
> +	spin_lock(&nvmeq->cq_poll_lock);
>  	disable_irq(pci_irq_vector(pdev, nvmeq->cq_vector));
>  	nvme_poll_cq(nvmeq, NULL);
>  	enable_irq(pci_irq_vector(pdev, nvmeq->cq_vector));
> +	spin_unlock(&nvmeq->cq_poll_lock);
>  }

I noticed disable_irq() contains a "might_sleep()", so the order needs
to have spin_lock() happen after disable_irq().