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-rw-r--r--include/linux/hashtable.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/hashtable.h b/include/linux/hashtable.h
index a9df51f5d54..519b6e2d769 100644
--- a/include/linux/hashtable.h
+++ b/include/linux/hashtable.h
@@ -174,6 +174,21 @@ static inline void hash_del_rcu(struct hlist_node *node)
member)
/**
+ * hash_for_each_possible_rcu_notrace - iterate over all possible objects hashing
+ * to the same bucket in an rcu enabled hashtable in a rcu enabled hashtable
+ * @name: hashtable to iterate
+ * @obj: the type * to use as a loop cursor for each entry
+ * @member: the name of the hlist_node within the struct
+ * @key: the key of the objects to iterate over
+ *
+ * This is the same as hash_for_each_possible_rcu() except that it does
+ * not do any RCU debugging or tracing.
+ */
+#define hash_for_each_possible_rcu_notrace(name, obj, member, key) \
+ hlist_for_each_entry_rcu_notrace(obj, \
+ &name[hash_min(key, HASH_BITS(name))], member)
+
+/**
* hash_for_each_possible_safe - iterate over all possible objects hashing to the
* same bucket safe against removals
* @name: hashtable to iterate