1 /*
2  * QEMU live block migration
3  *
4  * Copyright IBM, Corp. 2009
5  *
6  * Authors:
7  *  Liran Schour   <lirans@il.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_BLOCK_H
15 #define MIGRATION_BLOCK_H
16 
17 #ifdef CONFIG_LIVE_BLOCK_MIGRATION
18 int blk_mig_active(void);
19 int blk_mig_bulk_active(void);
20 uint64_t blk_mig_bytes_transferred(void);
21 uint64_t blk_mig_bytes_remaining(void);
22 uint64_t blk_mig_bytes_total(void);
23 
24 #else
blk_mig_active(void)25 static inline int blk_mig_active(void)
26 {
27     return false;
28 }
29 
blk_mig_bulk_active(void)30 static inline int blk_mig_bulk_active(void)
31 {
32     return false;
33 }
34 
blk_mig_bytes_transferred(void)35 static inline uint64_t blk_mig_bytes_transferred(void)
36 {
37     return 0;
38 }
39 
blk_mig_bytes_remaining(void)40 static inline uint64_t blk_mig_bytes_remaining(void)
41 {
42     return 0;
43 }
44 
blk_mig_bytes_total(void)45 static inline uint64_t blk_mig_bytes_total(void)
46 {
47     return 0;
48 }
49 #endif /* CONFIG_LIVE_BLOCK_MIGRATION */
50 
51 void migrate_set_block_enabled(bool value, Error **errp);
52 #endif /* MIGRATION_BLOCK_H */
53