diff options
Diffstat (limited to 'block/elevator.c')
| -rw-r--r-- | block/elevator.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/block/elevator.c b/block/elevator.c index d0376239914..25f6ef28e3b 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -413,6 +413,8 @@ void elv_dispatch_sort(request_queue_t *q, struct request *rq) list_for_each_prev(entry, &q->queue_head) { struct request *pos = list_entry_rq(entry); + if (rq_data_dir(rq) != rq_data_dir(pos)) + break; if (pos->cmd_flags & (REQ_SOFTBARRIER|REQ_HARDBARRIER|REQ_STARTED)) break; if (rq->sector >= boundary) { |