1 #ifndef __LINUX_DEBUG_LOCKING_H
2 #define __LINUX_DEBUG_LOCKING_H
4 #include <linux/kernel.h>
5 #include <linux/atomic.h>
10 extern int debug_locks
;
11 extern int debug_locks_silent
;
14 static inline int __debug_locks_off(void)
16 return xchg(&debug_locks
, 0);
20 * Generic 'turn off all lock debugging' function:
22 extern int debug_locks_off(void);
24 #define DEBUG_LOCKS_WARN_ON(c) \
28 if (!oops_in_progress && unlikely(c)) { \
29 if (debug_locks_off() && !debug_locks_silent) \
30 WARN(1, "DEBUG_LOCKS_WARN_ON(%s)", #c); \
37 # define SMP_DEBUG_LOCKS_WARN_ON(c) DEBUG_LOCKS_WARN_ON(c)
39 # define SMP_DEBUG_LOCKS_WARN_ON(c) do { } while (0)
42 #ifdef CONFIG_DEBUG_LOCKING_API_SELFTESTS
43 extern void locking_selftest(void);
45 # define locking_selftest() do { } while (0)
51 extern void debug_show_all_locks(void);
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(void);
56 static inline void debug_show_all_locks(void)
60 static inline void debug_show_held_locks(struct task_struct
*task
)
65 debug_check_no_locks_freed(const void *from
, unsigned long len
)
70 debug_check_no_locks_held(void)
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