[PATCH v2] util: basic support for VFIO variant drivers

[Jason Gunthorpe]

On Wed, May 31, 2023 at 03:18:17PM +0100, Joao Martins wrote:
> Hey Laine,
> 
> On 23/08/2022 15:11, Laine Stump wrote:
> > ping.
> > 
> > I have a different version of this patch where I do read the modules.alias file
> > rather than just checking the name of the driver, but that also requires "double
> > mocking" open() in the unit test, which wasn't working properly, and I'd rather
> > not spend the time figuring it out if it's not going to be needed. (Alex prefers
> > that version because it is more correct than just checking the name, and he's
> > concerned that the new sysfs-based API may take longer than we're thinking to
> > get into downstream distros, but the version in this patch does satisfy both
> > Jason and Daniel's suggested implementations). Anyway, I can post the other
> > patch if anyone is interested.
> > 
> [sorry for the thread necromancy]
> 
> I was wondering if you're planning on respinning this work, or rather the
> modalias approach alternative you mention? Or perhaps we are waiting for the
> cdev sysfs? Though, there's still a significant amount of kernel versions to
> cover that won't have the sysfs entry sadly :(

The cdev sysfs has been merged to the kernel now

Jason