[PATCHv2] NVMe: Skip async events for degraded controllers

[Christoph Hellwig]

On Tue, Apr 12, 2016 at 11:13:11AM -0600, Keith Busch wrote:
> If the controller is degraded, the driver should stay out of the way so
> the user can recover the drive. This patch skips driver initiated async
> event requests when the drive is in this state.
> 
> Signed-off-by: Keith Busch <keith.busch at intel.com>
> Reviewed-by: Sagi Grimberg <sagi at grimberg.me>

Looks fine,

Reviewed-by: Christoph Hellwig <hch at lst.de>