[PATCH v2] nvme: add missing lock nesting notation

[Christoph Hellwig]

On Tue, Apr 12, 2016 at 01:04:03PM -0600, Jens Axboe wrote:
> On 04/12/2016 01:01 PM, Christoph Hellwig wrote:
> >Jens, is this something we could still add to 4.6 to kill this annoying
> >warning?
> 
> Can't it wait until 4.7? It's not a regression in this merge window, looks
> like it happened for 4.5.

True.  On the other hand lockdep annotations are totally harmless..