Re: [PATCH] ocxl: Add get_metadata IOCTL to share OCXL information to userspace

[Andrew Donnellan]

On 22/02/18 14:41, Balbir Singh wrote:
> > Setting it to 0 is for the reader, not the compiler. I'm not clear on
> > the benefit of starting the version at 1, could you clarify?
>
> How do I distinguish between version number never set and 0?

The ioctl won't exist without a version number set.

--
Andrew Donnellan              OzLabs, ADL Canberra
andrew.donnellan@xxxxxxxxxxx  IBM Australia Limited