Lines Matching defs:delta
785 struct blkg_iostat cur, delta;
794 /* propagate percpu delta to global */
796 blkg_iostat_set(&delta, &cur);
797 blkg_iostat_sub(&delta, &bisc->last);
798 blkg_iostat_add(&blkg->iostat.cur, &delta);
799 blkg_iostat_add(&bisc->last, &delta);
802 /* propagate global delta to parent */
805 blkg_iostat_set(&delta, &blkg->iostat.cur);
806 blkg_iostat_sub(&delta, &blkg->iostat.last);
807 blkg_iostat_add(&parent->iostat.cur, &delta);
808 blkg_iostat_add(&blkg->iostat.last, &delta);
1807 * @delta: how many nanoseconds of delay to add
1809 * Charge @delta to the blkg's current delay accumulation. This is used to
1812 void blkcg_add_delay(struct blkcg_gq *blkg, u64 now, u64 delta)
1817 atomic64_add(delta, &blkg->delay_nsec);