[PATCH-4.5-v3 1/5] NVMe: Add controller removing state

[Johannes Thumshirn]

On Wed, Feb 17, 2016 at 11:36:51AM -0700, Keith Busch wrote:
> The patch is preparing for reducing the scope of the namespace mutex. It
> adds a removing state the namespace scan work uses to know if it is safe
> to proceed. The scan work is flushed after setting the device state so
> the removal path can safely walk the namespace list without locking it.
> 
> Signed-off-by: Keith Busch <keith.busch at intel.com>

Reviewed-by: Johannes Thumshirn <jthumshirn at suse.de>

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Johannes Thumshirn                                          Storage
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