From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Fri, 24 Jun 2011 03:03:30 +0000 (-0400)
Subject: update spinlock wrapper
X-Git-Tag: v2.0-pre1~35
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=8e1be6f10739dd3be36921dee2662c2610f44564;p=lttng-modules.git

update spinlock wrapper

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/wrapper/spinlock.h b/wrapper/spinlock.h
index e38d3891..8b1ad992 100644
--- a/wrapper/spinlock.h
+++ b/wrapper/spinlock.h
@@ -11,9 +11,12 @@
 
 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33))
 
-#define raw_spin_lock_init(lock)				\
-	do {							\
-		*(lock) = __RAW_SPIN_LOCK_UNLOCKED;		\
+#include <linux/string.h>
+
+#define raw_spin_lock_init(lock)					\
+	do {								\
+		raw_spinlock_t __lock = __RAW_SPIN_LOCK_UNLOCKED;	\
+		memcpy(lock, &__lock, sizeof(lock));			\
 	} while (0)
 
 #define raw_spin_is_locked(lock)	__raw_spin_is_locked(lock)