[PATCH v2 RFC] nvme: improve performance for virtual NVMe devices

[Christoph Hellwig]

On Thu, Apr 21, 2016 at 11:11:35AM -0700, Ming Lin wrote:
> >    agreement on it, although once the basic agreement is there it
> >    shouldn't be too hard to also support the older google specific
> >    version.  And this is no new feedback, a couple of people including
> >    me said that a long time ago, and we've seen zero action on it.
> 
> For "action", did you mean the "agreement" or the spec extension
> proposal?
> 
> I think you'll make the proposal, right?

No, we really need Google to bring it in.

> I made the mess :)
> 
> I thought this before.
> Probably add a new file ext.c and move these code into it.
> 
> Then add a nvme_ext_ops ...

Uh, no.  Just have some inline helpers that do the right thing
for the right "hardware".