9b7f750d44
Removes many, many "declared inside parameter list" warnings on parisc. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
72 lines
1.6 KiB
C
72 lines
1.6 KiB
C
#ifndef __LINUX_DEBUG_LOCKING_H
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#define __LINUX_DEBUG_LOCKING_H
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struct task_struct;
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extern int debug_locks;
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extern int debug_locks_silent;
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/*
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* Generic 'turn off all lock debugging' function:
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*/
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extern int debug_locks_off(void);
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/*
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* In the debug case we carry the caller's instruction pointer into
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* other functions, but we dont want the function argument overhead
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* in the nondebug case - hence these macros:
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*/
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#define _RET_IP_ (unsigned long)__builtin_return_address(0)
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#define _THIS_IP_ ({ __label__ __here; __here: (unsigned long)&&__here; })
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#define DEBUG_LOCKS_WARN_ON(c) \
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({ \
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int __ret = 0; \
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\
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if (unlikely(c)) { \
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if (debug_locks_off()) \
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WARN_ON(1); \
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__ret = 1; \
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} \
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__ret; \
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})
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#ifdef CONFIG_SMP
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# define SMP_DEBUG_LOCKS_WARN_ON(c) DEBUG_LOCKS_WARN_ON(c)
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#else
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# define SMP_DEBUG_LOCKS_WARN_ON(c) do { } while (0)
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#endif
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#ifdef CONFIG_DEBUG_LOCKING_API_SELFTESTS
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extern void locking_selftest(void);
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#else
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# define locking_selftest() do { } while (0)
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#endif
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#ifdef CONFIG_LOCKDEP
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extern void debug_show_all_locks(void);
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extern void debug_show_held_locks(struct task_struct *task);
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extern void debug_check_no_locks_freed(const void *from, unsigned long len);
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extern void debug_check_no_locks_held(struct task_struct *task);
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#else
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static inline void debug_show_all_locks(void)
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{
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}
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static inline void debug_show_held_locks(struct task_struct *task)
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{
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}
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static inline void
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debug_check_no_locks_freed(const void *from, unsigned long len)
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{
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}
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static inline void
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debug_check_no_locks_held(struct task_struct *task)
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{
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}
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#endif
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#endif
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