block: bfq: Squashed update from BFQ-v7r5 to BFQ-v7r8

Change-Id: I4c778f52a1b4d36adbefb0744399a7fde116deb3
RR-msm7x30 · Oct 22, 2015 · 6499cbb · 6499cbb
1 parent cc65581
commit 6499cbb
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Showing 4 changed files with 496 additions and 147 deletions.
diff --git a/block/bfq-cgroup.c b/block/bfq-cgroup.c
@@ -72,6 +72,12 @@ static inline void bfq_group_init_entity(struct bfqio_cgroup *bgrp,
 		entity->new_weight = bfq_ioprio_to_weight(bgrp->ioprio);
 		entity->new_ioprio = bgrp->ioprio;
 	} else {
+		if (bgrp->weight < BFQ_MIN_WEIGHT ||
+		    bgrp->weight > BFQ_MAX_WEIGHT) {
+			printk(KERN_CRIT "bfq_group_init_entity: "
+					 "bgrp->weight %d\n", bgrp->weight);
+			BUG();
+		}
 		entity->new_weight = bgrp->weight;
 		entity->new_ioprio = bfq_weight_to_ioprio(bgrp->weight);
 	}