diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index 94aab31477b6..3b820b672d17 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -102,6 +102,7 @@ static struct gfs2_sbd *init_sbd(struct super_block *sb)
 
 	mapping = &sdp->sd_aspace;
 
+	address_space_init_once(mapping);
 	mapping->a_ops = &gfs2_meta_aops;
 	mapping->host = sb->s_bdev->bd_inode;
 	mapping->flags = 0;