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-rw-r--r--module/zfs/zap_micro.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/module/zfs/zap_micro.c b/module/zfs/zap_micro.c
index 73d84b554..68fb74769 100644
--- a/module/zfs/zap_micro.c
+++ b/module/zfs/zap_micro.c
@@ -20,7 +20,7 @@
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2011, 2014 by Delphix. All rights reserved.
*/
#include <sys/zio.h>
@@ -374,7 +374,7 @@ mzap_open(objset_t *os, uint64_t obj, dmu_buf_t *db)
if (*(uint64_t *)db->db_data != ZBT_MICRO) {
mutex_init(&zap->zap_f.zap_num_entries_mtx, 0, 0, 0);
- zap->zap_f.zap_block_shift = highbit(db->db_size) - 1;
+ zap->zap_f.zap_block_shift = highbit64(db->db_size) - 1;
} else {
zap->zap_ismicro = TRUE;
}