devel/migration/vfio.rst

48 * A ``save_setup`` function that sets up migration on the source.
50 * A ``load_setup`` function that sets the VFIO device on the destination in
53 * A ``state_pending_estimate`` function that reports an estimate of the
57 * A ``state_pending_exact`` function that reads pending_bytes from the vendor
61 * An ``is_active_iterate`` function that indicates ``save_live_iterate`` is
64 * A ``save_live_iterate`` function that reads the VFIO device's data from the
67 * A ``switchover_ack_needed`` function that checks if the VFIO device uses
70 * A ``switchover_start`` function that in the multifd mode starts a thread that
72   In the non-multifd mode this function is a NOP.
74 * A ``save_state`` function to save the device config space if it is present
78 * A ``save_live_complete_precopy`` function that sets the VFIO device in
83 * A ``save_live_complete_precopy_thread`` function that in the multifd mode
92 * A ``load_state`` function that loads the config section and the data
95 * A ``load_state_buffer`` function that loads the device state and the device