Fix: pass private data to context callbacks

[lttng-ust.git] / libringbuffer / getcpu.h

diff --git a/libringbuffer/getcpu.h b/libringbuffer/getcpu.h
index 7b009dc6cf38efefd67aece71a8308a66a351efb..52c744137ab6d6771d03e98ebd5fe57c54fda07f 100644 (file)
--- a/libringbuffer/getcpu.h
+++ b/libringbuffer/getcpu.h
@@ -1,32 +1,21 @@
-#ifndef _LTTNG_GETCPU_H
-#define _LTTNG_GETCPU_H
-
 /*
- * Copyright (c) 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; only
- * version 2.1 of the License.
+ * SPDX-License-Identifier: LGPL-2.1-only
  *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
  */
 
+#ifndef _LTTNG_GETCPU_H
+#define _LTTNG_GETCPU_H
+
 #include <urcu/compiler.h>
 #include <urcu/system.h>
 #include <urcu/arch.h>
-#include <config.h>
 
-void lttng_ust_getcpu_init(void);
+void lttng_ust_getcpu_init(void)
+       __attribute__((visibility("hidden")));
 
-extern int (*lttng_get_cpu)(void);
+extern int (*lttng_get_cpu)(void)
+       __attribute__((visibility("hidden")));
 
 #ifdef LTTNG_UST_DEBUG_VALGRIND