aboutsummaryrefslogtreecommitdiff
path: root/include/migration/colo.h
blob: be6beba3010115a5e7862d1d4d46ffe5f9eab60a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
/*
 * COarse-grain LOck-stepping Virtual Machines for Non-stop Service (COLO)
 * (a.k.a. Fault Tolerance or Continuous Replication)
 *
 * Copyright (c) 2016 HUAWEI TECHNOLOGIES CO., LTD.
 * Copyright (c) 2016 FUJITSU LIMITED
 * Copyright (c) 2016 Intel Corporation
 *
 * This work is licensed under the terms of the GNU GPL, version 2 or
 * later.  See the COPYING file in the top-level directory.
 */

#ifndef QEMU_COLO_H
#define QEMU_COLO_H

#include "qemu-common.h"

bool colo_supported(void);
void colo_info_init(void);

void migrate_start_colo_process(MigrationState *s);
bool migration_in_colo_state(void);

/* loadvm */
bool migration_incoming_enable_colo(void);
void migration_incoming_exit_colo(void);
void *colo_process_incoming_thread(void *opaque);
bool migration_incoming_in_colo_state(void);

COLOMode get_colo_mode(void);

/* failover */
void colo_do_failover(MigrationState *s);

void colo_checkpoint_notify(void *opaque);
#endif