From 77e2b17272963c09e309315903f3781dbdd85341 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Llu=C3=ADs=20Vilanova?= <vilanova@ac.upc.edu>
Date: Mon, 11 Jul 2016 12:53:57 +0200
Subject: trace: Add QAPI/QMP interfaces to query and control per-vCPU tracing
 state
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Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
---
 hmp-commands.hx | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'hmp-commands.hx')

diff --git a/hmp-commands.hx b/hmp-commands.hx
index 98b4b1a82c..848efee5d1 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -281,9 +281,10 @@ ETEXI
 
     {
         .name       = "trace-event",
-        .args_type  = "name:s,option:b",
-        .params     = "name on|off",
-        .help       = "changes status of a specific trace event",
+        .args_type  = "name:s,option:b,vcpu:i?",
+        .params     = "name on|off [vcpu]",
+        .help       = "changes status of a specific trace event "
+                      "(vcpu: vCPU to set, default is all)",
         .mhandler.cmd = hmp_trace_event,
         .command_completion = trace_event_completion,
     },
-- 
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