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authorNeilBrown <neilb@suse.de>2010-03-25 16:20:56 +1100
committerNeilBrown <neilb@suse.de>2010-05-18 15:27:52 +1000
commit490773268cf64f68da2470e07b52c7944da6312d (patch)
treed394aafa7203c316db6b63f128b8894e18993fca /drivers/md/raid1.c
parent2b7f22284d71975e37a82db154386348eec0e52c (diff)
downloadlinux-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/raid1.c')
-rw-r--r--drivers/md/raid1.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 23a7516abbfd..e277013ac808 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -787,7 +787,6 @@ static int make_request(struct request_queue *q, struct bio * bio)
 	struct page **behind_pages = NULL;
 	const int rw = bio_data_dir(bio);
 	const bool do_sync = bio_rw_flagged(bio, BIO_RW_SYNCIO);
-	int cpu;
 	bool do_barriers;
 	mdk_rdev_t *blocked_rdev;
 
@@ -833,12 +832,6 @@ static int make_request(struct request_queue *q, struct bio * bio)
 
 	bitmap = mddev->bitmap;
 
-	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();
-
 	/*
 	 * make_request() can abort the operation when READA is being
 	 * used and no empty request is available.