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author | NeilBrown <neilb@suse.de> | 2010-03-25 16:20:56 +1100 |
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committer | NeilBrown <neilb@suse.de> | 2010-05-18 15:27:52 +1000 |
commit | 490773268cf64f68da2470e07b52c7944da6312d (patch) | |
tree | d394aafa7203c316db6b63f128b8894e18993fca /drivers/md/raid0.c | |
parent | 2b7f22284d71975e37a82db154386348eec0e52c (diff) | |
download | op-kernel-dev-490773268cf64f68da2470e07b52c7944da6312d.zip op-kernel-dev-490773268cf64f68da2470e07b52c7944da6312d.tar.gz |
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/raid0.c')
-rw-r--r-- | drivers/md/raid0.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index afddf62..d535f9b 100644 --- a/drivers/md/raid0.c +++ b/drivers/md/raid0.c @@ -472,20 +472,12 @@ static int raid0_make_request(struct request_queue *q, struct bio *bio) sector_t sector_offset; struct strip_zone *zone; mdk_rdev_t *tmp_dev; - const int rw = bio_data_dir(bio); - int cpu; if (unlikely(bio_rw_flagged(bio, BIO_RW_BARRIER))) { md_barrier_request(mddev, bio); return 0; } - 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(); - chunk_sects = mddev->chunk_sectors; if (unlikely(!is_io_in_chunk_boundary(mddev, chunk_sects, bio))) { sector_t sector = bio->bi_sector; |