1 #ifndef __LINUX_DEBUG_LOCKING_H
2 #define __LINUX_DEBUG_LOCKING_H
4 #include <linux/kernel.h>
5 #include <asm/atomic.h>
9 extern int debug_locks
;
10 extern int debug_locks_silent
;
13 static inline int __debug_locks_off(void)
15 return xchg(&debug_locks
, 0);
19 * Generic 'turn off all lock debugging' function:
21 extern int debug_locks_off(void);
23 #define DEBUG_LOCKS_WARN_ON(c) \
27 if (!oops_in_progress && unlikely(c)) { \
28 if (debug_locks_off() && !debug_locks_silent) \
36 # define SMP_DEBUG_LOCKS_WARN_ON(c) DEBUG_LOCKS_WARN_ON(c)
38 # define SMP_DEBUG_LOCKS_WARN_ON(c) do { } while (0)
41 #ifdef CONFIG_DEBUG_LOCKING_API_SELFTESTS
42 extern void locking_selftest(void);
44 # define locking_selftest() do { } while (0)
50 extern void debug_show_all_locks(void);
51 extern void __debug_show_held_locks(struct task_struct
*task
);
52 extern void debug_show_held_locks(struct task_struct
*task
);
53 extern void debug_check_no_locks_freed(const void *from
, unsigned long len
);
54 extern void debug_check_no_locks_held(struct task_struct
*task
);
56 static inline void debug_show_all_locks(void)
60 static inline void __debug_show_held_locks(struct task_struct
*task
)
64 static inline void debug_show_held_locks(struct task_struct
*task
)
69 debug_check_no_locks_freed(const void *from
, unsigned long len
)
74 debug_check_no_locks_held(struct task_struct
*task
)