libnvdimm: use generic iostat interfaces

[karo-tx-linux.git] / drivers / nvdimm / core.c

diff --git a/drivers/nvdimm/core.c b/drivers/nvdimm/core.c
index 7ceba08774b690dbda57f667e223b3b0a180dd09..9303cfeb8bee507c171c2060fb7602e7b0519267 100644 (file)
--- a/drivers/nvdimm/core.c
+++ b/drivers/nvdimm/core.c
@@ -317,35 +317,6 @@ ssize_t nd_sector_size_store(struct device *dev, const char *buf,
        }
 }
 
-void __nd_iostat_start(struct bio *bio, unsigned long *start)
-{
-       struct gendisk *disk = bio->bi_bdev->bd_disk;
-       const int rw = bio_data_dir(bio);
-       int cpu = part_stat_lock();
-
-       *start = jiffies;
-       part_round_stats(cpu, &disk->part0);
-       part_stat_inc(cpu, &disk->part0, ios[rw]);
-       part_stat_add(cpu, &disk->part0, sectors[rw], bio_sectors(bio));
-       part_inc_in_flight(&disk->part0, rw);
-       part_stat_unlock();
-}
-EXPORT_SYMBOL(__nd_iostat_start);
-
-void nd_iostat_end(struct bio *bio, unsigned long start)
-{
-       struct gendisk *disk = bio->bi_bdev->bd_disk;
-       unsigned long duration = jiffies - start;
-       const int rw = bio_data_dir(bio);
-       int cpu = part_stat_lock();
-
-       part_stat_add(cpu, &disk->part0, ticks[rw], duration);
-       part_round_stats(cpu, &disk->part0);
-       part_dec_in_flight(&disk->part0, rw);
-       part_stat_unlock();
-}
-EXPORT_SYMBOL(nd_iostat_end);
-
 static ssize_t commands_show(struct device *dev,
                struct device_attribute *attr, char *buf)
 {