From: Jens Axboe <axboe@suse.de>
Date: Tue, 1 Nov 2005 08:54:23 +0000 (+0100)
Subject: [BLOCK] aoe: update for combined io statistics
X-Git-Tag: v3.12-rc1~40274^2~25^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=496456c24f1f4280d50b81aa5bf439ab440b3d7e;p=kernel%2Fkernel-generic.git

[BLOCK] aoe: update for combined io statistics

Signed-off-by: Jens Axboe <axboe@suse.de>
---

diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
index 5c9c7c1..326ca38 100644
--- a/drivers/block/aoe/aoecmd.c
+++ b/drivers/block/aoe/aoecmd.c
@@ -468,16 +468,11 @@ aoecmd_ata_rsp(struct sk_buff *skb)
 			unsigned long duration = jiffies - buf->start_time;
 			unsigned long n_sect = buf->bio->bi_size >> 9;
 			struct gendisk *disk = d->gd;
+			const int rw = bio_data_dir(buf->bio);
 
-			if (bio_data_dir(buf->bio) == WRITE) {
-				disk_stat_inc(disk, writes);
-				disk_stat_add(disk, write_ticks, duration);
-				disk_stat_add(disk, write_sectors, n_sect);
-			} else {
-				disk_stat_inc(disk, reads);
-				disk_stat_add(disk, read_ticks, duration);
-				disk_stat_add(disk, read_sectors, n_sect);
-			}
+			disk_stat_inc(disk, ios[rw]);
+			disk_stat_add(disk, ticks[rw], duration);
+			disk_stat_add(disk, sectors[rw], n_sect);
 			disk_stat_add(disk, io_ticks, duration);
 			n = (buf->flags & BUFFL_FAIL) ? -EIO : 0;
 			bio_endio(buf->bio, buf->bio->bi_size, n);