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authorStefan Hajnoczi <stefanha@linux.vnet.ibm.com>2012-04-25 16:51:03 +0100
committerLuiz Capitulino <lcapitulino@redhat.com>2012-04-27 11:44:50 -0300
commitc83c66c3b58893a4dc056e272822beb88fe9ec7f (patch)
tree890e9af2cbfef523b48c365df64820e96445185a /qapi-schema.json
parent882ec7ce531091bc0f3ffc6ac71943cf383f86a6 (diff)
block: add 'speed' optional parameter to block-stream
Allow streaming operations to be started with an initial speed limit. This eliminates the window of time between starting streaming and issuing block-job-set-speed. Users should use the new optional 'speed' parameter instead so that speed limits are in effect immediately when the job starts. Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> Acked-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Diffstat (limited to 'qapi-schema.json')
-rw-r--r--qapi-schema.json9
1 files changed, 7 insertions, 2 deletions
diff --git a/qapi-schema.json b/qapi-schema.json
index d56fcb639b..9193fb9968 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -1571,15 +1571,19 @@
#
# @base: #optional the common backing file name
#
+# @speed: #optional the maximum speed, in bytes per second
+#
# Returns: Nothing on success
# If streaming is already active on this device, DeviceInUse
# If @device does not exist, DeviceNotFound
# If image streaming is not supported by this device, NotSupported
# If @base does not exist, BaseNotFound
+# If @speed is invalid, InvalidParameter
#
# Since: 1.1
##
-{ 'command': 'block-stream', 'data': { 'device': 'str', '*base': 'str' } }
+{ 'command': 'block-stream', 'data': { 'device': 'str', '*base': 'str',
+ '*speed': 'int' } }
##
# @block-job-set-speed:
@@ -1592,7 +1596,8 @@
#
# @device: the device name
#
-# @speed: the maximum speed, in bytes per second
+# @speed: the maximum speed, in bytes per second, or 0 for unlimited.
+# Defaults to 0.
#
# Returns: Nothing on success
# If the job type does not support throttling, NotSupported