blk_end_request: changing floppy (take 4)

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

As a result, the interface of internal function, floppy_end_request(),
is changed.

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>

1 files changed, 7 insertions, 9 deletions

diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 639ed14bb08..32c79a55511 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -2287,21 +2287,19 @@ static int do_format(int drive, struct format_descr *tmp_format_req)
  * =============================
  */
 
-static void floppy_end_request(struct request *req, int uptodate)
+static void floppy_end_request(struct request *req, int error)
 {
         unsigned int nr_sectors = current_count_sectors;
+        unsigned int drive = (unsigned long)req->rq_disk->private_data;
 
         /* current_count_sectors can be zero if transfer failed */
-        if (!uptodate)
+        if (error)
                 nr_sectors = req->current_nr_sectors;
-        if (end_that_request_first(req, uptodate, nr_sectors))
+        if (__blk_end_request(req, error, nr_sectors << 9))
                 return;
-        add_disk_randomness(req->rq_disk);
-        floppy_off((long)req->rq_disk->private_data);
-        blkdev_dequeue_request(req);
-        end_that_request_last(req, uptodate);
 
         /* We're done with the request */
+        floppy_off(drive);
         current_req = NULL;
 }
 
@@ -2332,7 +2330,7 @@ static void request_done(int uptodate)
 
                 /* unlock chained buffers */
                 spin_lock_irqsave(q->queue_lock, flags);
-                floppy_end_request(req, 1);
+                floppy_end_request(req, 0);
                 spin_unlock_irqrestore(q->queue_lock, flags);
         } else {
                 if (rq_data_dir(req) == WRITE) {
@@ -2346,7 +2344,7 @@ static void request_done(int uptodate)
                         DRWE->last_error_generation = DRS->generation;
                 }
                 spin_lock_irqsave(q->queue_lock, flags);
-                floppy_end_request(req, 0);
+                floppy_end_request(req, -EIO);
                 spin_unlock_irqrestore(q->queue_lock, flags);
         }
 }