Index: qemu/qapi/block-core.json
===================================================================
--- qemu.orig/qapi/block-core.json	2020-11-07 22:57:38.932613674 +0000
+++ qemu.orig/qapi/block-core.json	2020-11-07 22:59:49.890722862 +0000
@@ -2907,7 +2907,7 @@
             'nbd', 'nfs', 'null-aio', 'null-co', 'nvme', 'parallels', 'qcow',
             'qcow2', 'qed', 'quorum', 'raw', 'rbd',
             { 'name': 'replication', 'if': 'defined(CONFIG_REPLICATION)' },
-            'sheepdog',
+            'sheepdog', 'vitastor',
             'ssh', 'throttle', 'vdi', 'vhdx', 'vmdk', 'vpc', 'vvfat', 'vxhs' ] }
 
 ##
@@ -3725,6 +3725,28 @@
             '*tag': 'str' } }
 
 ##
+# @BlockdevOptionsVitastor:
+#
+# Driver specific block device options for vitastor
+#
+# @image:       Image name
+# @inode:       Inode number
+# @pool:        Pool ID
+# @size:        Desired image size in bytes
+# @config_path: Path to Vitastor configuration
+# @etcd_address: etcd connection address(es)
+# @etcd_prefix: etcd key/value prefix
+##
+{ 'struct': 'BlockdevOptionsVitastor',
+  'data': { '*inode': 'uint64',
+            '*pool': 'uint64',
+            '*size': 'uint64',
+            '*image': 'str',
+            '*config_path': 'str',
+            '*etcd_address': 'str',
+            '*etcd_prefix': 'str' } }
+
+##
 # @ReplicationMode:
 #
 # An enumeration of replication modes.
@@ -4084,6 +4102,7 @@
       'replication': { 'type': 'BlockdevOptionsReplication',
                        'if': 'defined(CONFIG_REPLICATION)' },
       'sheepdog':   'BlockdevOptionsSheepdog',
+      'vitastor':   'BlockdevOptionsVitastor',
       'ssh':        'BlockdevOptionsSsh',
       'throttle':   'BlockdevOptionsThrottle',
       'vdi':        'BlockdevOptionsGenericFormat',
@@ -4461,6 +4480,17 @@
             '*cluster-size' :   'size' } }
 
 ##
+# @BlockdevCreateOptionsVitastor:
+#
+# Driver specific image creation options for Vitastor.
+#
+# @size: Size of the virtual disk in bytes
+##
+{ 'struct': 'BlockdevCreateOptionsVitastor',
+  'data': { 'location':         'BlockdevOptionsVitastor',
+            'size':             'size' } }
+
+##
 # @BlockdevVmdkSubformat:
 #
 # Subformat options for VMDK images
@@ -4722,6 +4752,7 @@
       'qed':            'BlockdevCreateOptionsQed',
       'rbd':            'BlockdevCreateOptionsRbd',
       'sheepdog':       'BlockdevCreateOptionsSheepdog',
+      'vitastor':       'BlockdevCreateOptionsVitastor',
       'ssh':            'BlockdevCreateOptionsSsh',
       'vdi':            'BlockdevCreateOptionsVdi',
       'vhdx':           'BlockdevCreateOptionsVhdx',
Index: qemu/scripts/modules/module_block.py
===================================================================
--- qemu.orig/scripts/modules/module_block.py	2020-11-07 22:57:38.936613739 +0000
+++ qemu/scripts/modules/module_block.py	2020-11-07 22:59:49.890722862 +0000
@@ -86,6 +86,7 @@ def print_bottom(fheader):
 output_file = sys.argv[1]
 with open(output_file, 'w') as fheader:
     print_top(fheader)
+    add_module(fheader, "vitastor", "vitastor", "vitastor")
 
     for filename in sys.argv[2:]:
         if os.path.isfile(filename):