diff mbox

[V4,02/10] qapi/block-core: add Qcow2Compress parameters

Message ID 1500560441-5670-3-git-send-email-pl@kamp.de
State New
Headers show

Commit Message

Peter Lieven July 20, 2017, 2:20 p.m. UTC 
Signed-off-by: Peter Lieven <pl@kamp.de>
---
 qapi/block-core.json | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
diff mbox

Patch

diff --git a/qapi/block-core.json b/qapi/block-core.json
index ff8e2ba..95e5393 100644
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -2454,6 +2454,44 @@ 
             '*encrypt': 'BlockdevQcow2Encryption' } }
 
 ##
+# @Qcow2CompressFormat:
+# @zlib: standard zlib deflate compression
+#
+# Since: 2.10
+##
+{ 'enum': 'Qcow2CompressFormat',
+  'data': [ 'zlib' ] }
+
+##
+# @Qcow2CompressZLib:
+#
+# Since: 2.10
+##
+{ 'struct': 'Qcow2CompressZLib',
+  'data': { } }
+
+##
+# @Qcow2Compress:
+#
+# Specifies the compression format and compression level that should
+# be used for compressed Qcow2 clusters.
+#
+# @format: specifies the compression format to use. (defaults to zlib)
+#
+# @level: specifies the compression level. 0 = default compression,
+#         1 = fastest compression, x = highest compresion (x may very between
+#         different compression formats)
+#
+# Since: 2.10
+##
+{ 'union': 'Qcow2Compress',
+  'base': { 'format': 'Qcow2CompressFormat',
+            '*level': 'uint8' },
+  'discriminator': 'format',
+  'data': { 'zlib': 'Qcow2CompressZLib' } }
+
+
+##
 # @BlockdevOptionsSsh:
 #
 # @server:              host address