cfq-iosched: add leaf_weight

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / block / blk-cgroup.c

diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index 942f344fdfa7843b240b42db0508c2519f9ef0cb..10e1df9da46ee6ae7c0da74a567ae54726094fff 100644 (file)
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -26,7 +26,8 @@
 
 static DEFINE_MUTEX(blkcg_pol_mutex);
 
-struct blkcg blkcg_root = { .cfq_weight = 2 * CFQ_WEIGHT_DEFAULT };
+struct blkcg blkcg_root = { .cfq_weight = 2 * CFQ_WEIGHT_DEFAULT,
+                           .cfq_leaf_weight = 2 * CFQ_WEIGHT_DEFAULT, };
 EXPORT_SYMBOL_GPL(blkcg_root);
 
 static struct blkcg_policy *blkcg_policy[BLKCG_MAX_POLS];
@@ -710,6 +711,7 @@ static struct cgroup_subsys_state *blkcg_css_alloc(struct cgroup *cgroup)
                return ERR_PTR(-ENOMEM);
 
        blkcg->cfq_weight = CFQ_WEIGHT_DEFAULT;
+       blkcg->cfq_leaf_weight = CFQ_WEIGHT_DEFAULT;
        blkcg->id = atomic64_inc_return(&id_seq); /* root is 0, start from 1 */
 done:
        spin_lock_init(&blkcg->lock);