rq_mergeable 1142 block/blk-core.c BUG_ON(!rq_mergeable(req)); rq_mergeable 1161 block/blk-core.c BUG_ON(!rq_mergeable(req)); rq_mergeable 347 block/blk-merge.c if (!rq_mergeable(req) || !rq_mergeable(next)) rq_mergeable 75 block/elevator.c if (!rq_mergeable(rq)) rq_mergeable 357 block/elevator.c if (unlikely(!rq_mergeable(rq))) { rq_mergeable 622 block/elevator.c if (rq_mergeable(rq)) {