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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2008-08-11 09:30:23 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-11 09:30:23 +0200 |
| commit | 4f3e7524b2e703d9f8b02ac338153a53dd7ede66 (patch) | |
| tree | 0033ade94f230d6044ad318e3791c55ad611069e /include/linux/lockdep.h | |
| parent | f82b217e3513fe3af342c0f3ee1494e86250c21c (diff) | |
| download | linux-stable-4f3e7524b2e703d9f8b02ac338153a53dd7ede66.tar.gz linux-stable-4f3e7524b2e703d9f8b02ac338153a53dd7ede66.tar.bz2 linux-stable-4f3e7524b2e703d9f8b02ac338153a53dd7ede66.zip | |
lockdep: map_acquire
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>
Diffstat (limited to 'include/linux/lockdep.h')
| -rw-r--r-- | include/linux/lockdep.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h index b49bfa8e4a5c..e431d1d6eaf3 100644 --- a/include/linux/lockdep.h +++ b/include/linux/lockdep.h @@ -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 */ |