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lockdep: map_acquire

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Most the free-standing lock_acquire() usages look remarkably similar, sweep
them into a new helper.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Peter Zijlstra
2008-08-11 09:30:23 +02:00
committed by Ingo Molnar
parent f82b217e35
commit 4f3e7524b2
4 changed files with 28 additions and 16 deletions
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12
include/linux/lockdep.h
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@@ -459,4 +459,16 @@ static inline void print_irqtrace_events(struct task_struct *curr)
# define rwsem_release(l, n, i) do { } while (0)
#endif
#ifdef CONFIG_DEBUG_LOCK_ALLOC
# ifdef CONFIG_PROVE_LOCKING
# define map_acquire(l) lock_acquire(l, 0, 0, 0, 2, _THIS_IP_)
# else
# define map_acquire(l) lock_acquire(l, 0, 0, 0, 1, _THIS_IP_)
# endif
# define map_release(l) lock_release(l, 1, _THIS_IP_)
#else
# define map_acquire(l) do { } while (0)
# define map_release(l) do { } while (0)
#endif
#endif /* __LINUX_LOCKDEP_H */