1 files changed, 3 insertions, 10 deletions

diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 8f37ed215b19..4c06585bf165 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -605,13 +605,10 @@ static void end_io_acct(struct dm_io *io)
         struct mapped_device *md = io->md;
         struct bio *bio = io->bio;
         unsigned long duration = jiffies - io->start_time;
-        int pending, cpu;
+        int pending;
         int rw = bio_data_dir(bio);
 
-        cpu = part_stat_lock();
-        part_round_stats(cpu, &dm_disk(md)->part0);
-        part_stat_add(cpu, &dm_disk(md)->part0, ticks[rw], duration);
-        part_stat_unlock();
+        generic_end_io_acct(rw, &dm_disk(md)->part0, io->start_time);
 
         if (unlikely(dm_stats_used(&md->stats)))
                 dm_stats_account_io(&md->stats, bio->bi_rw, bio->bi_iter.bi_sector,
@@ -1651,16 +1648,12 @@ static void _dm_request(struct request_queue *q, struct bio *bio)
 {
         int rw = bio_data_dir(bio);
         struct mapped_device *md = q->queuedata;
-        int cpu;
         int srcu_idx;
         struct dm_table *map;
 
         map = dm_get_live_table(md, &srcu_idx);
 
-        cpu = part_stat_lock();
-        part_stat_inc(cpu, &dm_disk(md)->part0, ios[rw]);
-        part_stat_add(cpu, &dm_disk(md)->part0, sectors[rw], bio_sectors(bio));
-        part_stat_unlock();
+        generic_start_io_acct(rw, bio_sectors(bio), &dm_disk(md)->part0);
 
         /* if we're suspended, we have to queue this io for later */
         if (unlikely(test_bit(DMF_BLOCK_IO_FOR_SUSPEND, &md->flags))) {