From: Jens Axboe <jens.axboe@oracle.com>
Date: Tue, 14 Nov 2006 11:36:03 +0000 (+0100)
Subject: [PATCH] cciss: fix iostat
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=b369c2cfa47bc0ad495a95fe9a17c9888781d615;p=linux-beck.git

[PATCH] cciss: fix iostat

cciss needs to call disk_stat_add() for iostat to work.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 6ffe2b2bdacc..4105c3bf3476 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -1300,6 +1300,12 @@ static void cciss_softirq_done(struct request *rq)
 
 	complete_buffers(rq->bio, rq->errors);
 
+	if (blk_fs_request(rq)) {
+		const int rw = rq_data_dir(rq);
+
+		disk_stat_add(rq->rq_disk, sectors[rw], rq->nr_sectors);
+	}
+
 #ifdef CCISS_DEBUG
 	printk("Done with %p\n", rq);
 #endif				/* CCISS_DEBUG */