Linux kernel development work - see feature branches https://git.zx2c4.com/linux-dev/atom/Documentation/ABI/testing/sysfs-devices-vfio-dev?h=master 2022-09-21T20:15:11Z 2022-09-21T20:15:11Z Yi Liu yi.l.liu@intel.com 2022-09-21T10:44:01Z urn:sha1:3c28a76124b25882411f005924be73795b6ef078 and replace kref. With it a 'vfio-dev/vfioX' node is created under the sysfs path of the parent, indicating the device is bound to a vfio driver, e.g.: /sys/devices/pci0000\:6f/0000\:6f\:01.0/vfio-dev/vfio0 It is also a preparatory step toward adding cdev for supporting future device-oriented uAPI. Add Documentation/ABI/testing/sysfs-devices-vfio-dev. Suggested-by: Jason Gunthorpe <jgg@nvidia.com> Signed-off-by: Yi Liu <yi.l.liu@intel.com> Signed-off-by: Kevin Tian <kevin.tian@intel.com> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Link: https://lore.kernel.org/r/20220921104401.38898-16-kevin.tian@intel.com Signed-off-by: Alex Williamson <alex.williamson@redhat.com>