2 files changed, 6 insertions, 3 deletions

diff --git a/block/genhd.c b/block/genhd.c
index d96572589621..5a8d3bf02f17 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -182,7 +182,6 @@ static int exact_lock(dev_t dev, void *data)
  */
 void add_disk(struct gendisk *disk)
 {
-        get_device(disk->driverfs_dev);
         disk->flags |= GENHD_FL_UP;
         blk_register_region(MKDEV(disk->major, disk->first_minor),
                             disk->minors, NULL, exact_match, exact_lock, disk);
@@ -428,7 +427,6 @@ static struct attribute * default_attrs[] = {
 static void disk_release(struct kobject * kobj)
 {
         struct gendisk *disk = to_disk(kobj);
-        put_device(disk->driverfs_dev);
         kfree(disk->random);
         kfree(disk->part);
         free_disk_stats(disk);
diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c
index eac48bec1479..7eb36c53f4b7 100644
--- a/block/ll_rw_blk.c
+++ b/block/ll_rw_blk.c
@@ -3452,7 +3452,12 @@ void end_that_request_last(struct request *req, int uptodate)
         if (unlikely(laptop_mode) && blk_fs_request(req))
                 laptop_io_completion();
 
-        if (disk && blk_fs_request(req)) {
+        /*
+         * Account IO completion.  bar_rq isn't accounted as a normal
+         * IO on queueing nor completion.  Accounting the containing
+         * request is enough.
+         */
+        if (disk && blk_fs_request(req) && req != &req->q->bar_rq) {
                 unsigned long duration = jiffies - req->start_time;
                 const int rw = rq_data_dir(req);