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[Qemu-devel] [PATCH v3 02/36] block/qapi: Add qcow2 create options to sc


From: Kevin Wolf
Subject: [Qemu-devel] [PATCH v3 02/36] block/qapi: Add qcow2 create options to schema
Date: Fri, 23 Feb 2018 20:25:15 +0100

Signed-off-by: Kevin Wolf <address@hidden>
Reviewed-by: Eric Blake <address@hidden>
Reviewed-by: Max Reitz <address@hidden>
---
 qapi/block-core.json | 45 ++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 44 insertions(+), 1 deletion(-)

diff --git a/qapi/block-core.json b/qapi/block-core.json
index d256cefc79..74b864d64e 100644
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -3359,6 +3359,49 @@
 { 'command': 'blockdev-del', 'data': { 'node-name': 'str' } }
 
 ##
+# @BlockdevQcow2Version:
+#
+# @v2:  The original QCOW2 format as introduced in qemu 0.10 (version 2)
+# @v3:  The extended QCOW2 format as introduced in qemu 1.1 (version 3)
+#
+# Since: 2.12
+##
+{ 'enum': 'BlockdevQcow2Version',
+  'data': [ 'v2', 'v3' ] }
+
+
+##
+# @BlockdevCreateOptionsQcow2:
+#
+# Driver specific image creation options for qcow2.
+#
+# @file             Node to create the image format on
+# @size             Size of the virtual disk in bytes
+# @version          Compatibility level (default: v3)
+# @backing-file     File name of the backing file if a backing file
+#                   should be used
+# @backing-fmt      Name of the block driver to use for the backing file
+# @encrypt          Encryption options if the image should be encrypted
+# @cluster-size     qcow2 cluster size in bytes (default: 65536)
+# @preallocation    Preallocation mode for the new image (default: off)
+# @lazy-refcounts   True if refcounts may be updated lazily (default: off)
+# @refcount-bits    Width of reference counts in bits (default: 16)
+#
+# Since: 2.12
+##
+{ 'struct': 'BlockdevCreateOptionsQcow2',
+  'data': { 'file':             'BlockdevRef',
+            'size':             'size',
+            '*version':         'BlockdevQcow2Version',
+            '*backing-file':    'str',
+            '*backing-fmt':     'BlockdevDriver',
+            '*encrypt':         'QCryptoBlockCreateOptions',
+            '*cluster-size':    'size',
+            '*preallocation':   'PreallocMode',
+            '*lazy-refcounts':  'bool',
+            '*refcount-bits':   'int' } }
+
+##
 # @BlockdevCreateNotSupported:
 #
 # This is used for all drivers that don't support creating images.
@@ -3402,7 +3445,7 @@
       'null-co':        'BlockdevCreateNotSupported',
       'nvme':           'BlockdevCreateNotSupported',
       'parallels':      'BlockdevCreateNotSupported',
-      'qcow2':          'BlockdevCreateNotSupported',
+      'qcow2':          'BlockdevCreateOptionsQcow2',
       'qcow':           'BlockdevCreateNotSupported',
       'qed':            'BlockdevCreateNotSupported',
       'quorum':         'BlockdevCreateNotSupported',
-- 
2.13.6




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