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#ifndef __LINUX_SPINLOCK_TYPES_RT_H
#define __LINUX_SPINLOCK_TYPES_RT_H
#ifndef __LINUX_SPINLOCK_TYPES_H
#error "Do not include directly. Include spinlock_types.h instead"
#endif
#include <linux/cache.h>
/*
* PREEMPT_RT: spinlocks - an RT mutex plus lock-break field:
*/
typedef struct spinlock {
struct rt_mutex lock;
unsigned int break_lock;
#ifdef CONFIG_DEBUG_LOCK_ALLOC
struct lockdep_map dep_map;
#endif
} spinlock_t;
#ifdef CONFIG_DEBUG_RT_MUTEXES
# define __RT_SPIN_INITIALIZER(name) \
{ \
.wait_lock = __RAW_SPIN_LOCK_UNLOCKED(name.wait_lock), \
.save_state = 1, \
.file = __FILE__, \
.line = __LINE__ , \
}
#else
# define __RT_SPIN_INITIALIZER(name) \
{ \
.wait_lock = __RAW_SPIN_LOCK_UNLOCKED(name.wait_lock), \
.save_state = 1, \
}
#endif
/*
.wait_list = PLIST_HEAD_INIT_RAW((name).lock.wait_list, (name).lock.wait_lock)
*/
#define __SPIN_LOCK_UNLOCKED(name) \
{ .lock = __RT_SPIN_INITIALIZER(name.lock), \
SPIN_DEP_MAP_INIT(name) }
#define DEFINE_SPINLOCK(name) \
spinlock_t name = __SPIN_LOCK_UNLOCKED(name)
#endif
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