(2014/08/27 17:16), Toshiaki Makita wrote: > cfq_group_service_tree_add() is applying new_weight at the beginning of > the function via cfq_update_group_weight(). > This actually allows weight to change between adding it to and subtracting > it from children_weight, and triggers WARN_ON_ONCE() in > cfq_group_service_tree_del(), or even causes oops by divide error during > vfr calculation in cfq_group_service_tree_add(). > This patch was sent by mistake. Please ignore this. Sorry for noise. Thanks, Toshiaki Makita -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html