2 * QEMU migration miscellaneus exported functions
4 * Copyright IBM, Corp. 2008
7 * Anthony Liguori <aliguori@us.ibm.com>
9 * This work is licensed under the terms of the GNU GPL, version 2. See
10 * the COPYING file in the top-level directory.
14 #ifndef MIGRATION_MISC_H
15 #define MIGRATION_MISC_H
17 #include "qemu/notify.h"
21 void ram_mig_init(void);
23 /* migration/block.c */
25 #ifdef CONFIG_LIVE_BLOCK_MIGRATION
26 void blk_mig_init(void);
28 static inline void blk_mig_init(void) {}
31 #define SELF_ANNOUNCE_ROUNDS 5
34 int64_t self_announce_delay(int round
)
36 assert(round
< SELF_ANNOUNCE_ROUNDS
&& round
> 0);
37 /* delay 50ms, 150ms, 250ms, ... */
38 return 50 + (SELF_ANNOUNCE_ROUNDS
- round
- 1) * 100;
41 /* migration/savevm.c */
43 void dump_vmstate_json_to_file(FILE *out_fp
);
45 /* migration/migration.c */
46 void migration_object_init(void);
47 void qemu_start_incoming_migration(const char *uri
, Error
**errp
);
48 bool migration_is_idle(void);
49 void add_migration_state_change_notifier(Notifier
*notify
);
50 void remove_migration_state_change_notifier(Notifier
*notify
);
51 bool migration_in_setup(MigrationState
*);
52 bool migration_has_finished(MigrationState
*);
53 bool migration_has_failed(MigrationState
*);
54 /* ...and after the device transmission */
55 bool migration_in_postcopy_after_devices(MigrationState
*);
56 void migration_only_migratable_set(void);
57 void migration_global_dump(Monitor
*mon
);