17b1e1a22SJuan Quintela /* 27b1e1a22SJuan Quintela * QEMU migration miscellaneus exported functions 37b1e1a22SJuan Quintela * 47b1e1a22SJuan Quintela * Copyright IBM, Corp. 2008 57b1e1a22SJuan Quintela * 67b1e1a22SJuan Quintela * Authors: 77b1e1a22SJuan Quintela * Anthony Liguori <aliguori@us.ibm.com> 87b1e1a22SJuan Quintela * 97b1e1a22SJuan Quintela * This work is licensed under the terms of the GNU GPL, version 2. See 107b1e1a22SJuan Quintela * the COPYING file in the top-level directory. 117b1e1a22SJuan Quintela * 127b1e1a22SJuan Quintela */ 137b1e1a22SJuan Quintela 147b1e1a22SJuan Quintela #ifndef MIGRATION_MISC_H 157b1e1a22SJuan Quintela #define MIGRATION_MISC_H 167b1e1a22SJuan Quintela 171adc1ceeSJuan Quintela #include "qemu/notify.h" 18ee3d96baSDr. David Alan Gilbert #include "qapi/qapi-types-net.h" 191adc1ceeSJuan Quintela 207b1e1a22SJuan Quintela /* migration/ram.c */ 217b1e1a22SJuan Quintela 22bd227060SWei Wang typedef enum PrecopyNotifyReason { 23bd227060SWei Wang PRECOPY_NOTIFY_SETUP = 0, 24bd227060SWei Wang PRECOPY_NOTIFY_BEFORE_BITMAP_SYNC = 1, 25bd227060SWei Wang PRECOPY_NOTIFY_AFTER_BITMAP_SYNC = 2, 26bd227060SWei Wang PRECOPY_NOTIFY_COMPLETE = 3, 27bd227060SWei Wang PRECOPY_NOTIFY_CLEANUP = 4, 28bd227060SWei Wang PRECOPY_NOTIFY_MAX = 5, 29bd227060SWei Wang } PrecopyNotifyReason; 30bd227060SWei Wang 31bd227060SWei Wang typedef struct PrecopyNotifyData { 32bd227060SWei Wang enum PrecopyNotifyReason reason; 33bd227060SWei Wang Error **errp; 34bd227060SWei Wang } PrecopyNotifyData; 35bd227060SWei Wang 36bd227060SWei Wang void precopy_infrastructure_init(void); 37bd227060SWei Wang void precopy_add_notifier(NotifierWithReturn *n); 38bd227060SWei Wang void precopy_remove_notifier(NotifierWithReturn *n); 39bd227060SWei Wang int precopy_notify(PrecopyNotifyReason reason, Error **errp); 406eeb63f7SWei Wang void precopy_enable_free_page_optimization(void); 41bd227060SWei Wang 427b1e1a22SJuan Quintela void ram_mig_init(void); 436bcb05fcSWei Wang void qemu_guest_free_page_hint(void *addr, size_t len); 447b1e1a22SJuan Quintela 452c9e6fecSJuan Quintela /* migration/block.c */ 462c9e6fecSJuan Quintela 472c9e6fecSJuan Quintela #ifdef CONFIG_LIVE_BLOCK_MIGRATION 482c9e6fecSJuan Quintela void blk_mig_init(void); 492c9e6fecSJuan Quintela #else 502c9e6fecSJuan Quintela static inline void blk_mig_init(void) {} 512c9e6fecSJuan Quintela #endif 522c9e6fecSJuan Quintela 53ee3d96baSDr. David Alan Gilbert AnnounceParameters *migrate_announce_params(void); 54b7722747SJuan Quintela /* migration/savevm.c */ 55b7722747SJuan Quintela 56b7722747SJuan Quintela void dump_vmstate_json_to_file(FILE *out_fp); 57b7722747SJuan Quintela 58c4b63b7cSJuan Quintela /* migration/migration.c */ 59e5cb7e76SPeter Xu void migration_object_init(void); 60892ae715SDr. David Alan Gilbert void migration_shutdown(void); 61c4b63b7cSJuan Quintela bool migration_is_idle(void); 628f8d528eSWei Yang bool migration_is_active(MigrationState *); 63c4b63b7cSJuan Quintela void add_migration_state_change_notifier(Notifier *notify); 64c4b63b7cSJuan Quintela void remove_migration_state_change_notifier(Notifier *notify); 65c4b63b7cSJuan Quintela bool migration_in_setup(MigrationState *); 66c4b63b7cSJuan Quintela bool migration_has_finished(MigrationState *); 67c4b63b7cSJuan Quintela bool migration_has_failed(MigrationState *); 68c4b63b7cSJuan Quintela /* ...and after the device transmission */ 69c4b63b7cSJuan Quintela bool migration_in_postcopy_after_devices(MigrationState *); 709d18af93SPeter Xu void migration_global_dump(Monitor *mon); 7106df2e69SDavid Hildenbrand /* True if incomming migration entered POSTCOPY_INCOMING_DISCARD */ 7206df2e69SDavid Hildenbrand bool migration_in_incoming_postcopy(void); 73*1a8e44a8SAndrey Gruzdev /* True if background snapshot is active */ 74*1a8e44a8SAndrey Gruzdev bool migration_in_bg_snapshot(void); 753df663e5SPeter Xu 76b35ebdf0SVladimir Sementsov-Ogievskiy /* migration/block-dirty-bitmap.c */ 77b35ebdf0SVladimir Sementsov-Ogievskiy void dirty_bitmap_mig_init(void); 78b35ebdf0SVladimir Sementsov-Ogievskiy 797b1e1a22SJuan Quintela #endif 80