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trace: [qmp] Add commands to query and control event tracing state

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Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu>
Message-id: 20140825111957.31112.31733.stgit@fimbulvetr.bsc.es
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Lluís Vilanova 2014-08-25 13:19:57 +02:00 • committed by Stefan Hajnoczi
parent 60e17d2822
commit 1dde0f48d5
5 changed files with 180 additions and 1 deletions
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37
qmp-commands.hx
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@ -3752,5 +3752,40 @@ Example:
-> { "execute": "rtc-reset-reinjection" }
<- { "return": {} }
EQMP
{
.name = "trace-event-get-state",
.args_type = "name:s",
.mhandler.cmd_new = qmp_marshal_input_trace_event_get_state,
},
SQMP
trace-event-get-state
---------------------
Query the state of events.
Example:
-> { "execute": "trace-event-get-state", "arguments": { "name": "qemu_memalign" } }
<- { "return": [ { "name": "qemu_memalign", "state": "disabled" } ] }
EQMP
{
.name = "trace-event-set-state",
.args_type = "name:s,enable:b,ignore-unavailable:b?",
.mhandler.cmd_new = qmp_marshal_input_trace_event_set_state,
},
SQMP
trace-event-set-state
---------------------
Set the state of events.
Example:
-> { "execute": "trace-event-set-state", "arguments": { "name": "qemu_memalign", "enable": "true" } }
<- { "return": {} }
EQMP