diff options
Diffstat (limited to 'drivers/md/multipath.c')
| -rw-r--r-- | drivers/md/multipath.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/md/multipath.c b/drivers/md/multipath.c index c4779ccba1c..8744014b9d8 100644 --- a/drivers/md/multipath.c +++ b/drivers/md/multipath.c @@ -19,16 +19,7 @@ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/spinlock.h> #include <linux/raid/multipath.h> -#include <linux/buffer_head.h> -#include <asm/atomic.h> - -#define MAJOR_NR MD_MAJOR -#define MD_DRIVER -#define MD_PERSONALITY #define MAX_WORK_PER_DISK 128 @@ -147,6 +138,7 @@ static int multipath_make_request (struct request_queue *q, struct bio * bio) struct multipath_bh * mp_bh; struct multipath_info *multipath; const int rw = bio_data_dir(bio); + int cpu; if (unlikely(bio_barrier(bio))) { bio_endio(bio, -EOPNOTSUPP); @@ -158,8 +150,11 @@ static int multipath_make_request (struct request_queue *q, struct bio * bio) mp_bh->master_bio = bio; mp_bh->mddev = mddev; - disk_stat_inc(mddev->gendisk, ios[rw]); - disk_stat_add(mddev->gendisk, sectors[rw], bio_sectors(bio)); + cpu = part_stat_lock(); + part_stat_inc(cpu, &mddev->gendisk->part0, ios[rw]); + part_stat_add(cpu, &mddev->gendisk->part0, sectors[rw], + bio_sectors(bio)); + part_stat_unlock(); mp_bh->path = multipath_map(conf); if (mp_bh->path < 0) { |