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lockdep: annotate rcu_read_{,un}lock{,_bh}

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lockdep annotate rcu_read_{,un}lock{,_bh} in order to catch imbalanced
usage.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Peter Zijlstra 2007-10-11 22:11:12 +02:00
parent 34a3d1e837
commit 851a67b825
3 changed files with 29 additions and 0 deletions
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7
include/linux/lockdep.h
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@ -252,6 +252,13 @@ extern void lockdep_on(void);
extern void lockdep_init_map(struct lockdep_map *lock, const char *name,
struct lock_class_key *key, int subclass);
/*
* To initialize a lockdep_map statically use this macro.
* Note that _name must not be NULL.
*/
#define STATIC_LOCKDEP_MAP_INIT(_name, _key) \
{ .name = (_name), .key = (void *)(_key), }
/*
* Reinitialize a lock key - for cases where there is special locking or
* special initialization of locks so that the validator gets the scope