From 490773268cf64f68da2470e07b52c7944da6312d Mon Sep 17 00:00:00 2001 From: NeilBrown Date: Thu, 25 Mar 2010 16:20:56 +1100 Subject: md: move io accounting out of personalities into md_make_request While I generally prefer letting personalities do as much as possible, given that we have a central md_make_request anyway we may as well use it to simplify code. Also this centralises knowledge of ->gendisk which will help later. Signed-off-by: NeilBrown --- drivers/md/multipath.c | 8 -------- 1 file changed, 8 deletions(-) (limited to 'drivers/md/multipath.c') diff --git a/drivers/md/multipath.c b/drivers/md/multipath.c index 97befd5cc0e..5b4e2918663 100644 --- a/drivers/md/multipath.c +++ b/drivers/md/multipath.c @@ -141,8 +141,6 @@ static int multipath_make_request (struct request_queue *q, struct bio * bio) multipath_conf_t *conf = mddev->private; struct multipath_bh * mp_bh; struct multipath_info *multipath; - const int rw = bio_data_dir(bio); - int cpu; if (unlikely(bio_rw_flagged(bio, BIO_RW_BARRIER))) { md_barrier_request(mddev, bio); @@ -154,12 +152,6 @@ static int multipath_make_request (struct request_queue *q, struct bio * bio) mp_bh->master_bio = bio; mp_bh->mddev = mddev; - 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) { bio_endio(bio, -EIO); -- cgit v1.2.3