Re: [PATCH v2 09/11] iommu/vt-d: Remove commented code

[Christoph Hellwig]

On Mon, Feb 14, 2022 at 10:57:02AM +0800, Lu Baolu wrote:
> This removes unnecessary commented code.

Removing dead code is always good:

Reviewed-by: Christoph Hellwig <hch@xxxxxx>

But someone might really want to take a look if draining makes sense here
or not.