Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20200123-4' into...
[qemu.git] / migration / block.h
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
25 static inline int blk_mig_active(void)
26 {
27 return false;
28 }
29
30 static inline int blk_mig_bulk_active(void)
31 {
32 return false;
33 }
34
35 static inline uint64_t blk_mig_bytes_transferred(void)
36 {
37 return 0;
38 }
39
40 static inline uint64_t blk_mig_bytes_remaining(void)
41 {
42 return 0;
43 }
44
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 */