diff --git a/fs/jbd2/revoke.c b/fs/jbd2/revoke.c
index d5e95a1..c6cbaef 100644
--- a/fs/jbd2/revoke.c
+++ b/fs/jbd2/revoke.c
@@ -92,6 +92,7 @@
 #include <linux/init.h>
 #include <linux/bio.h>
 #include <linux/log2.h>
+#include <linux/hash.h>
 #endif
 
 static struct kmem_cache *jbd2_revoke_record_cache;
@@ -130,16 +131,9 @@
 
 /* Utility functions to maintain the revoke table */
 
-/* Borrowed from buffer.c: this is a tried and tested block hash function */
 static inline int hash(journal_t *journal, unsigned long long block)
 {
-	struct jbd2_revoke_table_s *table = journal->j_revoke;
-	int hash_shift = table->hash_shift;
-	int hash = (int)block ^ (int)((block >> 31) >> 1);
-
-	return ((hash << (hash_shift - 6)) ^
-		(hash >> 13) ^
-		(hash << (hash_shift - 12))) & (table->hash_size - 1);
+	return hash_64(block, journal->j_revoke->hash_shift);
 }
 
 static int insert_revoke_hash(journal_t *journal, unsigned long long blocknr,