Signed-off-by: Vladimir Sementsov-Ogievskiy <vsement...@virtuozzo.com>
Reviewed-by: John Snow <js...@redhat.com>
Reviewed-by: Eric Blake <ebl...@redhat.com>
Reviewed-by: Juan Quintela <quint...@redhat.com>
---
qapi/migration.json | 6 +++++-
migration/migration.h | 1 +
migration/migration.c | 9 +++++++++
3 files changed, 15 insertions(+), 1 deletion(-)
diff --git a/qapi/migration.json b/qapi/migration.json
index 03f57c9616..9f20b645a7 100644
--- a/qapi/migration.json
+++ b/qapi/migration.json
@@ -352,12 +352,16 @@
#
# @x-multifd: Use more than one fd for migration (since 2.11)
#
+# @dirty-bitmaps: If enabled, QEMU will migrate named dirty bitmaps.
+# (since 2.11)
+#
# Since: 1.2
##
{ 'enum': 'MigrationCapability',
'data': ['xbzrle', 'rdma-pin-all', 'auto-converge', 'zero-blocks',
'compress', 'events', 'postcopy-ram', 'x-colo', 'release-ram',
- 'block', 'return-path', 'pause-before-switchover', 'x-multifd' ] }
+ 'block', 'return-path', 'pause-before-switchover', 'x-multifd',
+ 'dirty-bitmaps' ] }
##
# @MigrationCapabilityStatus:
diff --git a/migration/migration.h b/migration/migration.h
index 663415fe48..50d1f01346 100644
--- a/migration/migration.h
+++ b/migration/migration.h
@@ -181,6 +181,7 @@ bool migrate_postcopy(void);
bool migrate_release_ram(void);
bool migrate_postcopy_ram(void);
bool migrate_zero_blocks(void);
+bool migrate_dirty_bitmaps(void);
bool migrate_auto_converge(void);
bool migrate_use_multifd(void);
diff --git a/migration/migration.c b/migration/migration.c
index e6c9be3cca..1526cd4bff 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -1544,6 +1544,15 @@ int migrate_decompress_threads(void)
return s->parameters.decompress_threads;
}
+bool migrate_dirty_bitmaps(void)
+{
+ MigrationState *s;
+
+ s = migrate_get_current();
+
+ return s->enabled_capabilities[MIGRATION_CAPABILITY_DIRTY_BITMAPS];
+}
+
bool migrate_use_events(void)
{
MigrationState *s;
--
2.11.1
