Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (80 commits)
  ide-floppy: fix unfortunate function naming
  ide-tape: unify idetape_create_read/write_cmd
  ide: add ide_pc_intr() helper
  ide-{floppy,scsi}: read Status Register before stopping DMA engine
  ide-scsi: add more debugging to idescsi_pc_intr()
  ide-scsi: use pc->callback
  ide-floppy: add more debugging to idefloppy_pc_intr()
  ide-tape: always log debug info in idetape_pc_intr() if debugging is enabled
  ide-tape: add ide_tape_io_buffers() helper
  ide-tape: factor out DSC handling from idetape_pc_intr()
  ide-{floppy,tape}: move checking of ->failed_pc to ->callback
  ide: add ide_issue_pc() helper
  ide: add PC_FLAG_DRQ_INTERRUPT pc flag
  ide-scsi: move idescsi_map_sg() call out from idescsi_issue_pc()
  ide: add ide_transfer_pc() helper
  ide-scsi: set drive->scsi flag for devices handled by the driver
  ide-{cd,floppy,tape}: remove checking for drive->scsi
  ide: add PC_FLAG_ZIP_DRIVE pc flag
  ide-tape: factor out waiting for good ireason from idetape_transfer_pc()
  ide-tape: set PC_FLAG_DMA_IN_PROGRESS flag in idetape_transfer_pc()
  ...

1 files changed, 9 insertions, 11 deletions

diff --git a/drivers/block/paride/pd.c b/drivers/block/paride/pd.c
index 570f3b7..5fdfa7c 100644
--- a/drivers/block/paride/pd.c
+++ b/drivers/block/paride/pd.c
@@ -712,19 +712,17 @@ static void do_pd_request(struct request_queue * q)
 static int pd_special_command(struct pd_unit *disk,
 		      enum action (*func)(struct pd_unit *disk))
 {
-	DECLARE_COMPLETION_ONSTACK(wait);
-	struct request rq;
+	struct request *rq;
 	int err = 0;
 
-	blk_rq_init(NULL, &rq);
-	rq.rq_disk = disk->gd;
-	rq.end_io_data = &wait;
-	rq.end_io = blk_end_sync_rq;
-	blk_insert_request(disk->gd->queue, &rq, 0, func);
-	wait_for_completion(&wait);
-	if (rq.errors)
-		err = -EIO;
-	blk_put_request(&rq);
+	rq = blk_get_request(disk->gd->queue, READ, __GFP_WAIT);
+
+	rq->cmd_type = REQ_TYPE_SPECIAL;
+	rq->special = func;
+
+	err = blk_execute_rq(disk->gd->queue, disk->gd, rq, 0);
+
+	blk_put_request(rq);
 	return err;
 }