1/* 2 * QEMU migration miscellaneus exported functions 3 * 4 * Copyright IBM, Corp. 2008 5 * 6 * Authors: 7 * Anthony Liguori <aliguori@us.ibm.com> 8 * 9 * This work is licensed under the terms of the GNU GPL, version 2. See 10 * the COPYING file in the top-level directory. 11 * 12 */ 13 14#ifndef MIGRATION_MISC_H 15#define MIGRATION_MISC_H 16 17#include "qemu/notify.h" 18 19/* migration/ram.c */ 20 21void ram_mig_init(void); 22 23/* migration/block.c */ 24 25#ifdef CONFIG_LIVE_BLOCK_MIGRATION 26void blk_mig_init(void); 27#else 28static inline void blk_mig_init(void) {} 29#endif 30 31#define SELF_ANNOUNCE_ROUNDS 5 32 33static inline 34int64_t self_announce_delay(int round) 35{ 36 assert(round < SELF_ANNOUNCE_ROUNDS && round > 0); 37 /* delay 50ms, 150ms, 250ms, ... */ 38 return 50 + (SELF_ANNOUNCE_ROUNDS - round - 1) * 100; 39} 40 41/* migration/savevm.c */ 42 43void dump_vmstate_json_to_file(FILE *out_fp); 44 45/* migration/migration.c */ 46void migration_object_init(void); 47void migration_object_finalize(void); 48void qemu_start_incoming_migration(const char *uri, Error **errp); 49bool migration_is_idle(void); 50void add_migration_state_change_notifier(Notifier *notify); 51void remove_migration_state_change_notifier(Notifier *notify); 52bool migration_in_setup(MigrationState *); 53bool migration_has_finished(MigrationState *); 54bool migration_has_failed(MigrationState *); 55/* ...and after the device transmission */ 56bool migration_in_postcopy_after_devices(MigrationState *); 57void migration_global_dump(Monitor *mon); 58 59/* migration/block-dirty-bitmap.c */ 60void dirty_bitmap_mig_init(void); 61 62#endif 63