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authorFam Zheng <famz@redhat.com>2014-10-31 11:32:57 +0800
committerKevin Wolf <kwolf@redhat.com>2014-12-10 10:25:29 +0100
commitf71eaa74c0bf2cf9da9a00b571d4b8162c61e29d (patch)
treeca8da0be2d7255cce7c8af92a2b42b614315bb0b /qapi
parent4875a77950811631c26e156592e8b8df22208085 (diff)
qmp: Add optional switch "query-nodes" in query-blockstats
This bool option will allow query all the node names. It iterates all the BDSes that are assigned a name, also in this case don't query up the backing chain. Signed-off-by: Fam Zheng <famz@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'qapi')
-rw-r--r--qapi/block-core.json11
1 files changed, 10 insertions, 1 deletions
diff --git a/qapi/block-core.json b/qapi/block-core.json
index de1bd45564..8e51e78e1b 100644
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -427,11 +427,20 @@
#
# Query the @BlockStats for all virtual block devices.
#
+# @query-nodes: #optional If true, the command will query all the block nodes
+# that have a node name, in a list which will include "parent"
+# information, but not "backing".
+# If false or omitted, the behavior is as before - query all the
+# device backends, recursively including their "parent" and
+# "backing". (Since 2.3)
+#
# Returns: A list of @BlockStats for each virtual block devices.
#
# Since: 0.14.0
##
-{ 'command': 'query-blockstats', 'returns': ['BlockStats'] }
+{ 'command': 'query-blockstats',
+ 'data': { '*query-nodes': 'bool' },
+ 'returns': ['BlockStats'] }
##
# @BlockdevOnError: