X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=block%2Fblk-cgroup.c;h=455768a3eb9e8c916747024bc6cdfba101ab9919;hb=4ba8216cd90560bc402f52076f64d8546e8aefcb;hp=b1febd0f6d2a5227f617d82c7d4687e190cfc456;hpb=f43dc23d5ea91fca257be02138a255f02d98e806;p=firefly-linux-kernel-4.4.55.git

diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index b1febd0f6d2a..455768a3eb9e 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -1452,10 +1452,6 @@ blkiocg_create(struct cgroup_subsys *subsys, struct cgroup *cgroup)
 		goto done;
 	}
 
-	/* Currently we do not support hierarchy deeper than two level (0,1) */
-	if (parent != cgroup->top_cgroup)
-		return ERR_PTR(-EPERM);
-
 	blkcg = kzalloc(sizeof(*blkcg), GFP_KERNEL);
 	if (!blkcg)
 		return ERR_PTR(-ENOMEM);