[Qemu-devel] [PATCH RFC v4 06/13] qapi: add dirty-bitmaps migration capability

[Vladimir Sementsov-Ogievskiy <vsementsov@parallels.com>]

Reviewed-by: John Snow <jsnow@redhat.com>
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@parallels.com>
---
 include/migration/migration.h | 1 +
 migration/migration.c         | 9 +++++++++
 qapi-schema.json              | 5 ++++-
 3 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/include/migration/migration.h b/include/migration/migration.h
index f37348b..719875d 100644
--- a/include/migration/migration.h
+++ b/include/migration/migration.h
@@ -145,6 +145,7 @@ void migrate_del_blocker(Error *reason);
 
 bool migrate_rdma_pin_all(void);
 bool migrate_zero_blocks(void);
+bool migrate_dirty_bitmaps(void);
 
 bool migrate_auto_converge(void);
 
diff --git a/migration/migration.c b/migration/migration.c
index b3adbc6..68e7478 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -567,6 +567,15 @@ bool migrate_zero_blocks(void)
     return s->enabled_capabilities[MIGRATION_CAPABILITY_ZERO_BLOCKS];
 }
 
+bool migrate_dirty_bitmaps(void)
+{
+    MigrationState *s;
+
+    s = migrate_get_current();
+
+    return s->enabled_capabilities[MIGRATION_CAPABILITY_DIRTY_BITMAPS];
+}
+
 int migrate_use_xbzrle(void)
 {
     MigrationState *s;
diff --git a/qapi-schema.json b/qapi-schema.json
index 0c31203..70b54ab 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -494,10 +494,13 @@
 # @auto-converge: If enabled, QEMU will automatically throttle down the guest
 #          to speed up convergence of RAM migration. (since 1.6)
 #
+# @dirty-bitmaps: If enabled, QEMU will migrate named dirty bitmaps. (since 2.3)
+#
 # Since: 1.2
 ##
 { 'enum': 'MigrationCapability',
-  'data': ['xbzrle', 'rdma-pin-all', 'auto-converge', 'zero-blocks'] }
+  'data': ['xbzrle', 'rdma-pin-all', 'auto-converge', 'zero-blocks',
+           'dirty-bitmaps'] }
 
 ##
 # @MigrationCapabilityStatus
-- 
1.9.1