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Fix: SUNRPC: Fix oops when trace sunrpc_task events in nfs client
[lttng-modules.git]
/
wrapper
/
spinlock.h
diff --git
a/wrapper/spinlock.h
b/wrapper/spinlock.h
index af00ef2879e2b8043e255ad5feb7828ce5b0afa0..b3570d4080b0ceed82df1a99541bec2c164717c6 100644
(file)
--- a/
wrapper/spinlock.h
+++ b/
wrapper/spinlock.h
@@
-1,23
+1,34
@@
-#ifndef _LTT_WRAPPER_SPINLOCK_H
-#define _LTT_WRAPPER_SPINLOCK_H
-
-/*
- * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com)
+/* SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1)
+ *
+ * wrapper/spinlock.h
*
*
- *
Dual LGPL v2.1/GPL v2 license.
+ *
Copyright (C) 2011-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*/
*/
+#ifndef _LTTNG_WRAPPER_SPINLOCK_H
+#define _LTTNG_WRAPPER_SPINLOCK_H
+
#include <linux/version.h>
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33))
#include <linux/version.h>
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33))
-#define raw_spin_lock_init(lock) \
- do { \
- *(lock) = __RAW_SPIN_LOCK_UNLOCKED(lock); \
+#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)
} while (0)
-#define raw_spin_is_locked(lock) spin_is_locked(lock)
+#define raw_spin_is_locked(lock) __raw_spin_is_locked(lock)
+
+#define wrapper_desc_spin_lock(lock) spin_lock(lock)
+#define wrapper_desc_spin_unlock(lock) spin_unlock(lock)
+
+#else
+#define wrapper_desc_spin_lock(lock) raw_spin_lock(lock)
+#define wrapper_desc_spin_unlock(lock) raw_spin_unlock(lock)
#endif
#endif
-#endif /* _LTT_WRAPPER_SPINLOCK_H */
+#endif /* _LTT
NG
_WRAPPER_SPINLOCK_H */
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