1 /* 2 * Multifd VFIO migration 3 * 4 * Copyright (C) 2024,2025 Oracle and/or its affiliates. 5 * 6 * This work is licensed under the terms of the GNU GPL, version 2 or later. 7 * See the COPYING file in the top-level directory. 8 * 9 * SPDX-License-Identifier: GPL-2.0-or-later 10 */ 11 12 #ifndef HW_VFIO_MIGRATION_MULTIFD_H 13 #define HW_VFIO_MIGRATION_MULTIFD_H 14 15 #include "hw/vfio/vfio-device.h" 16 17 bool vfio_multifd_setup(VFIODevice *vbasedev, bool alloc_multifd, Error **errp); 18 void vfio_multifd_cleanup(VFIODevice *vbasedev); 19 20 bool vfio_multifd_transfer_supported(void); 21 bool vfio_multifd_transfer_enabled(VFIODevice *vbasedev); 22 23 bool vfio_load_config_after_iter(VFIODevice *vbasedev); 24 bool vfio_multifd_load_state_buffer(void *opaque, char *data, size_t data_size, 25 Error **errp); 26 27 int vfio_load_state_config_load_ready(VFIODevice *vbasedev); 28 29 void vfio_multifd_emit_dummy_eos(VFIODevice *vbasedev, QEMUFile *f); 30 31 bool 32 vfio_multifd_save_complete_precopy_thread(SaveCompletePrecopyThreadData *d, 33 Error **errp); 34 35 int vfio_multifd_switchover_start(VFIODevice *vbasedev); 36 37 #endif 38