ext3: wait on all pending commits in ext3_sync_fs

[linux-2.6-omap-h63xx.git] / fs / ubifs / key.h

diff --git a/fs/ubifs/key.h b/fs/ubifs/key.h
index 8f7476007549654daf77bd1bd3a1be09b61d3e37..9ee65086f627eec8d393746bc957fc7538027b66 100644 (file)
--- a/fs/ubifs/key.h
+++ b/fs/ubifs/key.h
@@ -484,7 +484,7 @@ static inline void key_copy(const struct ubifs_info *c,
  * @key2: the second key to compare
  *
  * This function compares 2 keys and returns %-1 if @key1 is less than
- * @key2, 0 if the keys are equivalent and %1 if @key1 is greater than @key2.
+ * @key2, %0 if the keys are equivalent and %1 if @key1 is greater than @key2.
  */
 static inline int keys_cmp(const struct ubifs_info *c,
                           const union ubifs_key *key1,
@@ -502,6 +502,26 @@ static inline int keys_cmp(const struct ubifs_info *c,
        return 0;
 }
 
+/**
+ * keys_eq - determine if keys are equivalent.
+ * @c: UBIFS file-system description object
+ * @key1: the first key to compare
+ * @key2: the second key to compare
+ *
+ * This function compares 2 keys and returns %1 if @key1 is equal to @key2 and
+ * %0 if not.
+ */
+static inline int keys_eq(const struct ubifs_info *c,
+                         const union ubifs_key *key1,
+                         const union ubifs_key *key2)
+{
+       if (key1->u32[0] != key2->u32[0])
+               return 0;
+       if (key1->u32[1] != key2->u32[1])
+               return 0;
+       return 1;
+}
+
 /**
  * is_hash_key - is a key vulnerable to hash collisions.
  * @c: UBIFS file-system description object