> From: Alex Williamson <alex.williamson@xxxxxxxxxx> > Sent: Friday, May 24, 2024 3:56 AM > > By linking all the device fds we provide to userspace to an > address space through a new pseudo fs, we can use tools like > unmap_mapping_range() to zap all vmas associated with a device. > > Suggested-by: Jason Gunthorpe <jgg@xxxxxxxxxx> > Signed-off-by: Alex Williamson <alex.williamson@xxxxxxxxxx> Reviewed-by: Kevin Tian <kevin.tian@xxxxxxxxx>