1 files changed, 18 insertions, 0 deletions

diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index 3e90ba797df2..2ab7df0dcfe8 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -579,6 +579,24 @@ int scsi_dispatch_cmd(struct scsi_cmnd *cmd)
 static DEFINE_PER_CPU(struct list_head, scsi_done_q);
 
 /**
+ * scsi_req_abort_cmd -- Request command recovery for the specified command
+ * cmd: pointer to the SCSI command of interest
+ *
+ * This function requests that SCSI Core start recovery for the
+ * command by deleting the timer and adding the command to the eh
+ * queue.  It can be called by either LLDDs or SCSI Core.  LLDDs who
+ * implement their own error recovery MAY ignore the timeout event if
+ * they generated scsi_req_abort_cmd.
+ */
+void scsi_req_abort_cmd(struct scsi_cmnd *cmd)
+{
+        if (!scsi_delete_timer(cmd))
+                return;
+        scsi_times_out(cmd);
+}
+EXPORT_SYMBOL(scsi_req_abort_cmd);
+
+/**
  * scsi_done - Enqueue the finished SCSI command into the done queue.
  * @cmd: The SCSI Command for which a low-level device driver (LLDD) gives
  * ownership back to SCSI Core -- i.e. the LLDD has finished with it.