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Diffstat (limited to 'net/batman-adv/hash.c')
-rw-r--r--net/batman-adv/hash.c20
1 files changed, 17 insertions, 3 deletions
diff --git a/net/batman-adv/hash.c b/net/batman-adv/hash.c
index b5f7e13918ac..04d964358c98 100644
--- a/net/batman-adv/hash.c
+++ b/net/batman-adv/hash.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Copyright (C) 2006-2017 B.A.T.M.A.N. contributors:
*
* Simon Wunderlich, Marek Lindner
@@ -18,7 +19,7 @@
#include "hash.h"
#include "main.h"
-#include <linux/fs.h>
+#include <linux/gfp.h>
#include <linux/lockdep.h>
#include <linux/slab.h>
@@ -33,7 +34,10 @@ static void batadv_hash_init(struct batadv_hashtable *hash)
}
}
-/* free only the hashtable and the hash itself. */
+/**
+ * batadv_hash_destroy() - Free only the hashtable and the hash itself
+ * @hash: hash object to destroy
+ */
void batadv_hash_destroy(struct batadv_hashtable *hash)
{
kfree(hash->list_locks);
@@ -41,7 +45,12 @@ void batadv_hash_destroy(struct batadv_hashtable *hash)
kfree(hash);
}
-/* allocates and clears the hash */
+/**
+ * batadv_hash_new() - Allocates and clears the hashtable
+ * @size: number of hash buckets to allocate
+ *
+ * Return: newly allocated hashtable, NULL on errors
+ */
struct batadv_hashtable *batadv_hash_new(u32 size)
{
struct batadv_hashtable *hash;
@@ -70,6 +79,11 @@ free_hash:
return NULL;
}
+/**
+ * batadv_hash_set_lock_class() - Set specific lockdep class for hash spinlocks
+ * @hash: hash object to modify
+ * @key: lockdep class key address
+ */
void batadv_hash_set_lock_class(struct batadv_hashtable *hash,
struct lock_class_key *key)
{