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-rw-r--r--scripts/tracetool/__init__.py3
-rw-r--r--scripts/tracetool/format/events_c.py9
-rw-r--r--scripts/tracetool/format/events_h.py3
3 files changed, 12 insertions, 3 deletions
diff --git a/scripts/tracetool/__init__.py b/scripts/tracetool/__init__.py
index be24039c5e..a11f36b5d4 100644
--- a/scripts/tracetool/__init__.py
+++ b/scripts/tracetool/__init__.py
@@ -265,11 +265,12 @@ class Event(object):
 
     QEMU_TRACE               = "trace_%(name)s"
     QEMU_TRACE_TCG           = QEMU_TRACE + "_tcg"
+    QEMU_DSTATE              = "_TRACE_%(NAME)s_DSTATE"
 
     def api(self, fmt=None):
         if fmt is None:
             fmt = Event.QEMU_TRACE
-        return fmt % {"name": self.name}
+        return fmt % {"name": self.name, "NAME": self.name.upper()}
 
     def transform(self, *trans):
         """Return a new Event with transformed Arguments."""
diff --git a/scripts/tracetool/format/events_c.py b/scripts/tracetool/format/events_c.py
index 4012063283..ef873fa137 100644
--- a/scripts/tracetool/format/events_c.py
+++ b/scripts/tracetool/format/events_c.py
@@ -25,6 +25,9 @@ def generate(events, backend):
         '#include "trace/control.h"',
         '')
 
+    for e in events:
+        out('uint16_t %s;' % e.api(e.QEMU_DSTATE))
+
     out('TraceEvent trace_events[TRACE_EVENT_COUNT] = {')
 
     for e in events:
@@ -34,11 +37,13 @@ def generate(events, backend):
             vcpu_id = "TRACE_VCPU_EVENT_COUNT"
         out('    { .id = %(id)s, .vcpu_id = %(vcpu_id)s,'
             ' .name = \"%(name)s\",'
-            ' .sstate = %(sstate)s },',
+            ' .sstate = %(sstate)s,',
+            ' .dstate = &%(dstate)s, }, ',
             id = "TRACE_" + e.name.upper(),
             vcpu_id = vcpu_id,
             name = e.name,
-            sstate = "TRACE_%s_ENABLED" % e.name.upper())
+            sstate = "TRACE_%s_ENABLED" % e.name.upper(),
+            dstate = e.api(e.QEMU_DSTATE))
 
     out('};',
         '')
diff --git a/scripts/tracetool/format/events_h.py b/scripts/tracetool/format/events_h.py
index a9da60b7fa..03417de0ec 100644
--- a/scripts/tracetool/format/events_h.py
+++ b/scripts/tracetool/format/events_h.py
@@ -32,6 +32,9 @@ def generate(events, backend):
     out('    TRACE_EVENT_COUNT',
         '} TraceEventID;')
 
+    for e in events:
+        out('extern uint16_t %s;' % e.api(e.QEMU_DSTATE))
+
     # per-vCPU event identifiers
     out('typedef enum {')