1 files changed, 5 insertions, 5 deletions

diff --git a/block/blk-merge.c b/block/blk-merge.c
index 23d2a6fe34a3..bf62a87a9da2 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -259,7 +259,7 @@ int ll_back_merge_fn(struct request_queue *q, struct request *req,
         else
                 max_sectors = q->max_sectors;
 
-        if (req->nr_sectors + bio_sectors(bio) > max_sectors) {
+        if (blk_rq_sectors(req) + bio_sectors(bio) > max_sectors) {
                 req->cmd_flags |= REQ_NOMERGE;
                 if (req == q->last_merge)
                         q->last_merge = NULL;
@@ -284,7 +284,7 @@ int ll_front_merge_fn(struct request_queue *q, struct request *req,
                 max_sectors = q->max_sectors;
 
 
-        if (req->nr_sectors + bio_sectors(bio) > max_sectors) {
+        if (blk_rq_sectors(req) + bio_sectors(bio) > max_sectors) {
                 req->cmd_flags |= REQ_NOMERGE;
                 if (req == q->last_merge)
                         q->last_merge = NULL;
@@ -315,7 +315,7 @@ static int ll_merge_requests_fn(struct request_queue *q, struct request *req,
         /*
          * Will it become too large?
          */
-        if ((req->nr_sectors + next->nr_sectors) > q->max_sectors)
+        if ((blk_rq_sectors(req) + blk_rq_sectors(next)) > q->max_sectors)
                 return 0;
 
         total_phys_segments = req->nr_phys_segments + next->nr_phys_segments;
@@ -345,7 +345,7 @@ static void blk_account_io_merge(struct request *req)
                 int cpu;
 
                 cpu = part_stat_lock();
-                part = disk_map_sector_rcu(req->rq_disk, req->sector);
+                part = disk_map_sector_rcu(req->rq_disk, blk_rq_pos(req));
 
                 part_round_stats(cpu, part);
                 part_dec_in_flight(part);
@@ -366,7 +366,7 @@ static int attempt_merge(struct request_queue *q, struct request *req,
         /*
          * not contiguous
          */
-        if (req->sector + req->nr_sectors != next->sector)
+        if (blk_rq_pos(req) + blk_rq_sectors(req) != blk_rq_pos(next))
                 return 0;
 
         if (rq_data_dir(req) != rq_data_dir(next)