[PATCH v6 10/14] iommufd/selftest: Add IOMMU_VEVENTQ_ALLOC test coverage

[Tian, Kevin]

> From: Nicolin Chen <nicolinc at nvidia.com>
> Sent: Saturday, January 25, 2025 8:31 AM
> 
> Trigger vEVENTs by feeding an idev ID and validating the returned output
> virt_ids whether they equal to the value that was set to the vDEVICE.
> 
> Signed-off-by: Nicolin Chen <nicolinc at nvidia.com>

Reviewed-by: Kevin Tian <kevin.tian at intel.com>