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authorKevin Wolf <kwolf@redhat.com>2019-01-29 17:13:57 +0100
committerKevin Wolf <kwolf@redhat.com>2019-03-08 12:26:46 +0100
commit0e8c08be276637a7339a05a4646b6eb8428ee802 (patch)
treeb6ff1569405f5902c9f0b49627548b6ffdf76355 /qapi
parente9f5b6deaa865e5265327de42b77553840c94880 (diff)
qcow2: Add basic data-file infrastructure
This adds a .bdrv_open option to specify the external data file node. Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'qapi')
-rw-r--r--qapi/block-core.json7
1 files changed, 6 insertions, 1 deletions
diff --git a/qapi/block-core.json b/qapi/block-core.json
index 2b8afbb924..de4d4fd0e4 100644
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -3080,6 +3080,10 @@
# encrypted images, except when doing a metadata-only
# probe of the image. (since 2.10)
#
+# @data-file: reference to or definition of the external data file.
+# This may only be specified for images that require an
+# external data file. (since 4.0)
+#
# Since: 2.9
##
{ 'struct': 'BlockdevOptionsQcow2',
@@ -3094,7 +3098,8 @@
'*l2-cache-entry-size': 'int',
'*refcount-cache-size': 'int',
'*cache-clean-interval': 'int',
- '*encrypt': 'BlockdevQcow2Encryption' } }
+ '*encrypt': 'BlockdevQcow2Encryption',
+ '*data-file': 'BlockdevRef' } }
##
# @SshHostKeyCheckMode: