[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 6ffe2b2..4105c3b 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -1300,6 +1300,12 @@
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 */