[lttng-modules.git] / wrapper / spinlock.h

#ifndef _LTT_WRAPPER_SPINLOCK_H
#define _LTT_WRAPPER_SPINLOCK_H

/*
 * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com)
 *
 * Dual LGPL v2.1/GPL v2 license.
 */

#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;		\
	} while (0)

#define raw_spin_is_locked(lock)	__raw_spin_is_locked(lock)


#endif
#endif /* _LTT_WRAPPER_SPINLOCK_H */
Commit	Line	Data
a181050f MD	1	#ifndef _LTT_WRAPPER_SPINLOCK_H
	2	#define _LTT_WRAPPER_SPINLOCK_H
	3
	4	/*
	5	* Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com)
	6	*
	7	* Dual LGPL v2.1/GPL v2 license.
	8	*/
	9
	10	#include <linux/version.h>
	11
	12	#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33))
	13
	14	#define raw_spin_lock_init(lock) \
	15	do { \
dce93417	16	*(lock) = __RAW_SPIN_LOCK_UNLOCKED; \
a181050f MD	17	} while (0)
a181050f MD	18
dce93417	19	#define raw_spin_is_locked(lock) __raw_spin_is_locked(lock)
a181050f MD	20
	21
	22	#endif
	23	#endif /* _LTT_WRAPPER_SPINLOCK_H */