Enhanced partition statistics: update partition statitics

Updates the enhanced partition statistics in generic block layer
besides the disk statistics.

Signed-off-by: Jerome Marchand <jmarchan@redhat.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index 589830aca99d..4cf25a5f4159 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -365,6 +365,7 @@ static inline void free_part_stats(struct hd_struct *part)
 
 /* drivers/block/ll_rw_blk.c */
 extern void disk_round_stats(struct gendisk *disk);
+extern void part_round_stats(struct hd_struct *part);
 
 /* drivers/block/genhd.c */
 extern int get_blkdev_list(char *, int);