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-rw-r--r--qemu/scripts/tracetool/backend/ust.py35
1 files changed, 35 insertions, 0 deletions
diff --git a/qemu/scripts/tracetool/backend/ust.py b/qemu/scripts/tracetool/backend/ust.py
new file mode 100644
index 000000000..2f8f44abd
--- /dev/null
+++ b/qemu/scripts/tracetool/backend/ust.py
@@ -0,0 +1,35 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+LTTng User Space Tracing backend.
+"""
+
+__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
+__copyright__ = "Copyright 2012-2014, Lluís Vilanova <vilanova@ac.upc.edu>"
+__license__ = "GPL version 2 or (at your option) any later version"
+
+__maintainer__ = "Stefan Hajnoczi"
+__email__ = "stefanha@linux.vnet.ibm.com"
+
+
+from tracetool import out
+
+
+PUBLIC = True
+
+
+def generate_h_begin(events):
+ out('#include <lttng/tracepoint.h>',
+ '#include "trace/generated-ust-provider.h"',
+ '')
+
+
+def generate_h(event):
+ argnames = ", ".join(event.args.names())
+ if len(event.args) > 0:
+ argnames = ", " + argnames
+
+ out(' tracepoint(qemu, %(name)s%(tp_args)s);',
+ name=event.name,
+ tp_args=argnames)