-stable review patch. If anyone has any objections, please let us know.
------------------
From: Jens Axboe <[email protected]>
cciss needs to call disk_stat_add() for iostat to work.
Signed-off-by: Jens Axboe <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Signed-off-by: Chris Wright <[email protected]>
---
drivers/block/cciss.c | 6 ++++++
1 file changed, 6 insertions(+)
--- linux-2.6.18.2.orig/drivers/block/cciss.c
+++ linux-2.6.18.2/drivers/block/cciss.c
@@ -1302,6 +1302,12 @@ static void cciss_softirq_done(struct re
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 */
--