general preparation for NVMe over Fabrics support

[Christoph Hellwig]

On Thu, Jun 09, 2016 at 12:38:55PM -0400, Keith Busch wrote:
> For patch ordering, I had thought there were no issues with these
> I submitted:
> 
>   http://lists.infradead.org/pipermail/linux-nvme/2016-May/004704.html
>   http://lists.infradead.org/pipermail/linux-nvme/2016-May/004709.html
> 
> It's the ones adding the SCHED_RESET state to fixup synchronizing
> continuous user initiated resets, and think it should still go in for 4.7.
> There will be a minor conflict with 10/10 in this set it does go first.

The 4.8 tree has forked already. I'm fine with adding these to 4.7,
but we'll also need them in 4.8 going forward.

Jens: are you fine with merging them for 4.7 for now, and merging them
for 4.8 separately once I've finished the fabrics bits?