On 11/23/2015 08:53 PM, Christoph Hellwig wrote:
On Mon, Nov 23, 2015 at 04:03:20PM +0000, Keith Busch wrote:
We also thought it'd have been cleaner to have a different command set,
but the committee hasn't taken on assigning these reserved bits for any
new purposes yet. LightNVM detection is done with the vendor + device
id at the moment.
I saw the vendor + device, but even with that I'd rather see a reserved
value in the command set in addition. Claiming that we're NVM if we're
not is a bad idea.
Well, I would too. However, we can't add a new mode without breaking
compatibility at some other point in time. We're working on the
standardization process.
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