[PATCH] nvme-core: update NS Attr Changed AEN handling for ANA group

[George, Martin]

On Wed, 2020-11-18 at 08:51 -0800, Sagi Grimberg wrote:
> Fix this by reading the ANA log page as part of ana_work so
> > that ngrps gets updated, prior to invoking nvme_queue_scan().
> 
> Nothing guarantees ordering here..
> 

Ok. I suppose we may have to explicitly read the ANA log page then to
get this updated, in say nvme_mpath_add_disk() or somewhere else?

-Martin