[SCSI] add inline functions for recognising created and blocked states

The created and blocked states are very shortly going to correspond to
mixed sdev_state states.

Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 7 insertions, 6 deletions

diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index ee6be596503d..762a8797e0be 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -664,13 +664,14 @@ int scsi_dispatch_cmd(struct scsi_cmnd *cmd)
 		goto out;
 	}
 
-	/* Check to see if the scsi lld put this device into state SDEV_BLOCK. */
-	if (unlikely(cmd->device->sdev_state == SDEV_BLOCK)) {
+	/* Check to see if the scsi lld made this device blocked. */
+	if (unlikely(scsi_device_blocked(cmd->device))) {
 		/* 
-		 * in SDEV_BLOCK, the command is just put back on the device
-		 * queue.  The suspend state has already blocked the queue so
-		 * future requests should not occur until the device 
-		 * transitions out of the suspend state.
+		 * in blocked state, the command is just put back on
+		 * the device queue.  The suspend state has already
+		 * blocked the queue so future requests should not
+		 * occur until the device transitions out of the
+		 * suspend state.
 		 */
 		scsi_queue_insert(cmd, SCSI_MLQUEUE_DEVICE_BUSY);