Factor out a helper to set the _blocked values, which we'll reuse for the
blk-mq code path.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
drivers/scsi/scsi_lib.c | 44 ++++++++++++++++++++++++++------------------
1 file changed, 26 insertions(+), 18 deletions(-)
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index d5d22e4..2667c75 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -75,28 +75,12 @@ struct kmem_cache *scsi_sdb_cache;
*/
#define SCSI_QUEUE_DELAY 3
-/**
- * __scsi_queue_insert - private queue insertion
- * @cmd: The SCSI command being requeued
- * @reason: The reason for the requeue
- * @unbusy: Whether the queue should be unbusied
- *
- * This is a private queue insertion. The public interface
- * scsi_queue_insert() always assumes the queue should be unbusied
- * because it's always called before the completion. This function is
- * for a requeue after completion, which should only occur in this
- * file.
- */
-static void __scsi_queue_insert(struct scsi_cmnd *cmd, int reason, int unbusy)
+static void
+scsi_set_blocked(struct scsi_cmnd *cmd, int reason)
{
struct Scsi_Host *host = cmd->device->host;
struct scsi_device *device = cmd->device;
struct scsi_target *starget = scsi_target(device);
- struct request_queue *q = device->request_queue;
- unsigned long flags;
-
- SCSI_LOG_MLQUEUE(1, scmd_printk(KERN_INFO, cmd,
- "Inserting command %p into mlqueue\n", cmd));
/*
* Set the appropriate busy bit for the device/host.
@@ -123,6 +107,30 @@ static void __scsi_queue_insert(struct scsi_cmnd *cmd, int reason, int unbusy)
starget->target_blocked = starget->max_target_blocked;
break;
}
+}
+
+/**
+ * __scsi_queue_insert - private queue insertion
+ * @cmd: The SCSI command being requeued
+ * @reason: The reason for the requeue
+ * @unbusy: Whether the queue should be unbusied
+ *
+ * This is a private queue insertion. The public interface
+ * scsi_queue_insert() always assumes the queue should be unbusied
+ * because it's always called before the completion. This function is
+ * for a requeue after completion, which should only occur in this
+ * file.
+ */
+static void __scsi_queue_insert(struct scsi_cmnd *cmd, int reason, int unbusy)
+{
+ struct scsi_device *device = cmd->device;
+ struct request_queue *q = device->request_queue;
+ unsigned long flags;
+
+ SCSI_LOG_MLQUEUE(1, scmd_printk(KERN_INFO, cmd,
+ "Inserting command %p into mlqueue\n", cmd));
+
+ scsi_set_blocked(cmd, reason);
/*
* Decrement the counters, since these commands are no longer
--
1.7.10.4
--
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