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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2007-10-11 22:11:12 +0200
committerPeter Zijlstra <a.p.zijlstra@chello.nl>2007-10-11 22:11:12 +0200
commit851a67b825540a8e00c0be3ee25e4627ba8b133b (patch)
tree07afd72ad74a392cb30cefcd01acdfd9b01282d3 /include/linux/lockdep.h
parent34a3d1e83708702ac6cb872215e68cd07dae298b (diff)
lockdep: annotate rcu_read_{,un}lock{,_bh}
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>
Diffstat (limited to 'include/linux/lockdep.h')
-rw-r--r--include/linux/lockdep.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h
index 9dc46db2985..f6279f68a82 100644
--- a/include/linux/lockdep.h
+++ b/include/linux/lockdep.h
@@ -253,6 +253,13 @@ 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
* of dependencies wrong: they are either too broad (they need a class-split)