Add missing ZFS tunables

[zfs.git] / module / zfs / ddt.c

diff --git a/module/zfs/ddt.c b/module/zfs/ddt.c
index c7db3d7..49428d1 100644 (file)
--- a/module/zfs/ddt.c
+++ b/module/zfs/ddt.c
@@ -1187,3 +1187,8 @@ ddt_walk(spa_t *spa, ddt_bookmark_t *ddb, ddt_entry_t *dde)
 
        return (ENOENT);
 }
+
+#if defined(_KERNEL) && defined(HAVE_SPL)
+module_param(zfs_dedup_prefetch, int, 0644);
+MODULE_PARM_DESC(zfs_dedup_prefetch,"Enable prefetching dedup-ed blks");
+#endif