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authorNeilBrown <neilb@suse.de>2010-03-25 06:20:56 +0100
committerNeilBrown <neilb@suse.de>2010-05-18 07:27:52 +0200
commit490773268cf64f68da2470e07b52c7944da6312d (patch)
treed394aafa7203c316db6b63f128b8894e18993fca /drivers/md/raid5.c
parentmd/raid5: small tidyup in raid5_align_endio (diff)
downloadlinux-490773268cf64f68da2470e07b52c7944da6312d.tar.xz
linux-490773268cf64f68da2470e07b52c7944da6312d.zip
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 <neilb@suse.de>
Diffstat (limited to 'drivers/md/raid5.c')
-rw-r--r--drivers/md/raid5.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 7bfeba3ce1e0..c6ae7c194915 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -3879,7 +3879,7 @@ static int make_request(struct request_queue *q, struct bio * bi)
sector_t logical_sector, last_sector;
struct stripe_head *sh;
const int rw = bio_data_dir(bi);
- int cpu, remaining;
+ int remaining;
if (unlikely(bio_rw_flagged(bi, BIO_RW_BARRIER))) {
/* Drain all pending writes. We only really need
@@ -3894,12 +3894,6 @@ static int make_request(struct request_queue *q, struct bio * bi)
md_write_start(mddev, bi);
- cpu = part_stat_lock();
- part_stat_inc(cpu, &mddev->gendisk->part0, ios[rw]);
- part_stat_add(cpu, &mddev->gendisk->part0, sectors[rw],
- bio_sectors(bi));
- part_stat_unlock();
-
if (rw == READ &&
mddev->reshape_position == MaxSector &&
chunk_aligned_read(q,bi))