On Thu, Oct 08, 2020 at 06:22:31PM -0700, Raj, Ashok wrote: > Not randomly put there Jason :-).. There is a good reason for it. Sure the PASID value being associated with the IRQ make sense, but combining that register with the interrupt mask is just a compltely random thing to do. If this HW was using MSI-X PASID would have been given its own register. Jason