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authorStefan Hajnoczi <stefanha@linux.vnet.ibm.com>2012-01-18 14:40:48 +0000
committerKevin Wolf <kwolf@redhat.com>2012-01-26 14:49:18 +0100
commit370521a1d6f5537ea7271c119f3fbb7b0fa57063 (patch)
treec94fba9ff82e7690dd9d20a6420cd808b40d5d11 /QMP
parent2d47c6e9aa2475807913bd46dfca55980cca9fb4 (diff)
qmp: add block_job_cancel command
Add block_job_cancel, which stops an active block streaming operation. When the operation has been cancelled the new BLOCK_JOB_CANCELLED event is emitted. Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> Acked-by: Luiz Capitulino <lcapitulino@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'QMP')
-rw-r--r--QMP/qmp-events.txt24
1 files changed, 24 insertions, 0 deletions
diff --git a/QMP/qmp-events.txt b/QMP/qmp-events.txt
index 0cd2275c3..06cb40483 100644
--- a/QMP/qmp-events.txt
+++ b/QMP/qmp-events.txt
@@ -293,3 +293,27 @@ Example:
"len": 10737418240, "offset": 10737418240,
"speed": 0 },
"timestamp": { "seconds": 1267061043, "microseconds": 959568 } }
+
+
+BLOCK_JOB_CANCELLED
+-------------------
+
+Emitted when a block job has been cancelled.
+
+Data:
+
+- "type": Job type ("stream" for image streaming, json-string)
+- "device": Device name (json-string)
+- "len": Maximum progress value (json-int)
+- "offset": Current progress value (json-int)
+ On success this is equal to len.
+ On failure this is less than len.
+- "speed": Rate limit, bytes per second (json-int)
+
+Example:
+
+{ "event": "BLOCK_JOB_CANCELLED",
+ "data": { "type": "stream", "device": "virtio-disk0",
+ "len": 10737418240, "offset": 134217728,
+ "speed": 0 },
+ "timestamp": { "seconds": 1267061043, "microseconds": 959568 } }