1 /* 2 * QEMU migration capabilities 3 * 4 * Copyright (c) 2012-2023 Red Hat Inc 5 * 6 * Authors: 7 * Orit Wasserman <owasserm@redhat.com> 8 * Juan Quintela <quintela@redhat.com> 9 * 10 * This work is licensed under the terms of the GNU GPL, version 2 or later. 11 * See the COPYING file in the top-level directory. 12 */ 13 14 #ifndef QEMU_MIGRATION_OPTIONS_H 15 #define QEMU_MIGRATION_OPTIONS_H 16 17 /* capabilities */ 18 19 bool migrate_auto_converge(void); 20 bool migrate_background_snapshot(void); 21 bool migrate_block(void); 22 bool migrate_colo(void); 23 bool migrate_compress(void); 24 bool migrate_dirty_bitmaps(void); 25 bool migrate_events(void); 26 bool migrate_ignore_shared(void); 27 bool migrate_late_block_activate(void); 28 bool migrate_multifd(void); 29 bool migrate_pause_before_switchover(void); 30 bool migrate_postcopy_blocktime(void); 31 bool migrate_postcopy_preempt(void); 32 bool migrate_postcopy_ram(void); 33 bool migrate_rdma_pin_all(void); 34 bool migrate_release_ram(void); 35 bool migrate_return_path(void); 36 bool migrate_validate_uuid(void); 37 bool migrate_xbzrle(void); 38 bool migrate_zero_blocks(void); 39 bool migrate_zero_copy_send(void); 40 41 /* 42 * pseudo capabilities 43 * 44 * These are functions that are used in a similar way to capabilities 45 * check, but they are not a capability. 46 */ 47 48 bool migrate_postcopy(void); 49 50 /* capabilities helpers */ 51 52 bool migrate_caps_check(bool *old_caps, bool *new_caps, Error **errp); 53 bool migrate_cap_set(int cap, bool value, Error **errp); 54 55 /* parameters */ 56 57 bool migrate_block_incremental(void); 58 uint32_t migrate_checkpoint_delay(void); 59 int migrate_compress_level(void); 60 int migrate_compress_threads(void); 61 int migrate_compress_wait_thread(void); 62 uint8_t migrate_cpu_throttle_increment(void); 63 uint8_t migrate_cpu_throttle_initial(void); 64 bool migrate_cpu_throttle_tailslow(void); 65 int migrate_decompress_threads(void); 66 uint8_t migrate_max_cpu_throttle(void); 67 uint64_t migrate_max_bandwidth(void); 68 int64_t migrate_max_postcopy_bandwidth(void); 69 int migrate_multifd_channels(void); 70 MultiFDCompression migrate_multifd_compression(void); 71 int migrate_multifd_zlib_level(void); 72 int migrate_multifd_zstd_level(void); 73 uint8_t migrate_throttle_trigger_threshold(void); 74 uint64_t migrate_xbzrle_cache_size(void); 75 76 #endif 77