blk_end_request: changing nbd (take 4)

This patch converts nbd to use blk_end_request interfaces.
Related 'uptodate' arguments are converted to 'error'.

Cc: Paul Clements <Paul.Clements@steeleye.com>
Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index ba9b17e507e000efb3f37c644373f43812eabd2e..ae3106045ee599d6072b6073fc674061a0d4c4e0 100644 (file)
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -100,17 +100,15 @@ static const char *nbdcmd_to_ascii(int cmd)
 
 static void nbd_end_request(struct request *req)
 {
-       int uptodate = (req->errors == 0) ? 1 : 0;
+       int error = req->errors ? -EIO : 0;
        struct request_queue *q = req->q;
        unsigned long flags;
 
        dprintk(DBG_BLKDEV, "%s: request %p: %s\n", req->rq_disk->disk_name,
-                       req, uptodate? "done": "failed");
+                       req, error ? "failed" : "done");
 
        spin_lock_irqsave(q->queue_lock, flags);
-       if (!end_that_request_first(req, uptodate, req->nr_sectors)) {
-               end_that_request_last(req, uptodate);
-       }
+       __blk_end_request(req, error, req->nr_sectors << 9);
        spin_unlock_irqrestore(q->queue_lock, flags);
 }