diff options
Diffstat (limited to 'drivers/scsi/scsi_lib.c')
| -rw-r--r-- | drivers/scsi/scsi_lib.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 863bb6495daa..dc9c772bc874 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -118,7 +118,6 @@ static void scsi_unprep_request(struct request *req) req->flags &= ~REQ_DONTPREP; req->special = (req->flags & REQ_SPECIAL) ? cmd->sc_request : NULL; - scsi_release_buffers(cmd); scsi_put_command(cmd); } @@ -140,14 +139,12 @@ static void scsi_unprep_request(struct request *req) * commands. * Notes: This could be called either from an interrupt context or a * normal process context. - * Notes: Upon return, cmd is a stale pointer. */ int scsi_queue_insert(struct scsi_cmnd *cmd, int reason) { struct Scsi_Host *host = cmd->device->host; struct scsi_device *device = cmd->device; struct request_queue *q = device->request_queue; - struct request *req = cmd->request; unsigned long flags; SCSI_LOG_MLQUEUE(1, @@ -188,9 +185,8 @@ int scsi_queue_insert(struct scsi_cmnd *cmd, int reason) * function. The SCSI request function detects the blocked condition * and plugs the queue appropriately. */ - scsi_unprep_request(req); spin_lock_irqsave(q->queue_lock, flags); - blk_requeue_request(q, req); + blk_requeue_request(q, cmd->request); spin_unlock_irqrestore(q->queue_lock, flags); scsi_run_queue(q); @@ -451,7 +447,7 @@ void scsi_device_unbusy(struct scsi_device *sdev) spin_lock_irqsave(shost->host_lock, flags); shost->host_busy--; - if (unlikely((shost->shost_state == SHOST_RECOVERY) && + if (unlikely(scsi_host_in_recovery(shost) && shost->host_failed)) scsi_eh_wakeup(shost); spin_unlock(shost->host_lock); @@ -1268,6 +1264,7 @@ static int scsi_prep_fn(struct request_queue *q, struct request *req) } } else { memcpy(cmd->cmnd, req->cmd, sizeof(cmd->cmnd)); + cmd->cmd_len = req->cmd_len; if (rq_data_dir(req) == WRITE) cmd->sc_data_direction = DMA_TO_DEVICE; else if (req->data_len) @@ -1342,7 +1339,7 @@ static inline int scsi_host_queue_ready(struct request_queue *q, struct Scsi_Host *shost, struct scsi_device *sdev) { - if (shost->shost_state == SHOST_RECOVERY) + if (scsi_host_in_recovery(shost)) return 0; if (shost->host_busy == 0 && shost->host_blocked) { /* @@ -1514,7 +1511,6 @@ static void scsi_request_fn(struct request_queue *q) * cases (host limits or settings) should run the queue at some * later time. */ - scsi_unprep_request(req); spin_lock_irq(q->queue_lock); blk_requeue_request(q, req); sdev->device_busy--; |