Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter

[lttng-modules.git] / lttng-context-perf-counters.c

diff --git a/lttng-context-perf-counters.c b/lttng-context-perf-counters.c
index 444c2f92e85822d72e361cb882f3dee5c4849938..8c4a48a718ef6f0743d4b9913154a2f3915ecbaf 100644 (file)
--- a/lttng-context-perf-counters.c
+++ b/lttng-context-perf-counters.c
@@ -1,10 +1,23 @@
 /*
- * (C) Copyright       2009-2011 -
- *             Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * lttng-context-perf-counters.c
  *
  * LTTng performance monitoring counters (perf-counters) integration module.
  *
- * Dual LGPL v2.1/GPL v2 license.
+ * Copyright (C) 2009-2012 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.
+ *
+ * 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
  */
 
 #include <linux/module.h>
@@ -12,6 +25,7 @@
 #include <linux/perf_event.h>
 #include <linux/list.h>
 #include <linux/string.h>
+#include <linux/cpu.h>
 #include "lttng-events.h"
 #include "wrapper/ringbuffer/frontend_types.h"
 #include "wrapper/vmalloc.h"