Defer processing of REQ_PREEMPT requests for blocked devices

[linux-beck.git] / drivers / scsi / scsi_lib.c

diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 54d7a6cbb98a48d06b932cce40c488488760da08..b1a263137a23391a1e19c2589f35fdaf2c4f514f 100644 (file)
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1311,9 +1311,11 @@ scsi_prep_state_check(struct scsi_device *sdev, struct request *req)
                                    "rejecting I/O to dead device\n");
                        ret = BLKPREP_KILL;
                        break;
-               case SDEV_QUIESCE:
                case SDEV_BLOCK:
                case SDEV_CREATED_BLOCK:
+                       ret = BLKPREP_DEFER;
+                       break;
+               case SDEV_QUIESCE:
                        /*
                         * If the devices is blocked we defer normal commands.
                         */