trace: remove control-vcpu.h

Now we no longer have vcpu controlled trace events we can excise the
code that allows us to query its status.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 20230526165401.574474-9-alex.bennee@linaro.org
Message-Id: <20230524133952.3971948-8-alex.bennee@linaro.org>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

scripts/tracetool/format/h.py

@@ -16,10 +16,7 @@ from tracetool import out
 
 
 def generate(events, backend, group):
-    if group == "root":
-        header = "trace/control-vcpu.h"
-    else:
-        header = "trace/control.h"
+    header = "trace/control.h"
 
     out('/* This file is autogenerated by tracetool, do not edit. */',
         '',

trace/control-vcpu.h

@@ -1,47 +0,0 @@
-/*
- * Interface for configuring and controlling the state of tracing events.
- *
- * Copyright (C) 2011-2016 Lluís Vilanova <vilanova@ac.upc.edu>
- *
- * This work is licensed under the terms of the GNU GPL, version 2 or later.
- * See the COPYING file in the top-level directory.
- */
-
-#ifndef TRACE__CONTROL_VCPU_H
-#define TRACE__CONTROL_VCPU_H
-
-#include "control.h"
-#include "event-internal.h"
-#include "hw/core/cpu.h"
-
-/**
- * trace_event_get_vcpu_state:
- * @vcpu: Target vCPU.
- * @id: Event identifier name.
- *
- * Get the tracing state of an event (both static and dynamic) for the given
- * vCPU.
- *
- * If the event has the disabled property, the check will have no performance
- * impact.
- */
-#define trace_event_get_vcpu_state(vcpu, id)                            \
-    ((id ##_ENABLED) &&                                                 \
-     trace_event_get_vcpu_state_dynamic_by_vcpu_id(                     \
-         vcpu, _ ## id ## _EVENT.vcpu_id))
-
-#include "control-internal.h"
-
-static inline bool
-trace_event_get_vcpu_state_dynamic_by_vcpu_id(CPUState *vcpu,
-                                              uint32_t vcpu_id)
-{
-    /* it's on fast path, avoid consistency checks (asserts) */
-    if (unlikely(trace_events_enabled_count)) {
-        return test_bit(vcpu_id, vcpu->trace_dstate);
-    } else {
-        return false;
-    }
-}
-
-#endif

trace/qmp.c

@@ -10,7 +10,7 @@
 #include "qemu/osdep.h"
 #include "qapi/error.h"
 #include "qapi/qapi-commands-trace.h"
-#include "control-vcpu.h"
+#include "control.h"
 
 
 static bool check_events(bool ignore_unavailable, bool is_pattern,