[SCSI] scsi_error.c: Export some scsi_eh_* functions
Darrick J. Wong [Fri, 26 Jan 2007 22:08:49 +0000 (14:08 -0800)]
Export a couple of functions from scsi_error that are needed to handle
failed SCSI commands from the SAS EH.

Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>

make exports GPL and
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

drivers/scsi/scsi_error.c
drivers/scsi/scsi_priv.h

index 2ecb6ff..8e5011d 100644 (file)
@@ -672,8 +672,8 @@ EXPORT_SYMBOL(scsi_eh_finish_cmd);
  *    XXX: Long term this code should go away, but that needs an audit of
  *         all LLDDs first.
  **/
-static int scsi_eh_get_sense(struct list_head *work_q,
-                            struct list_head *done_q)
+int scsi_eh_get_sense(struct list_head *work_q,
+                     struct list_head *done_q)
 {
        struct scsi_cmnd *scmd, *next;
        int rtn;
@@ -715,6 +715,7 @@ static int scsi_eh_get_sense(struct list_head *work_q,
 
        return list_empty(work_q);
 }
+EXPORT_SYMBOL_GPL(scsi_eh_get_sense);
 
 /**
  * scsi_try_to_abort_cmd - Ask host to abort a running command.
@@ -1411,9 +1412,9 @@ static void scsi_restart_operations(struct Scsi_Host *shost)
  * @eh_done_q: list_head for processed commands.
  *
  **/
-static void scsi_eh_ready_devs(struct Scsi_Host *shost,
-                              struct list_head *work_q,
-                              struct list_head *done_q)
+void scsi_eh_ready_devs(struct Scsi_Host *shost,
+                       struct list_head *work_q,
+                       struct list_head *done_q)
 {
        if (!scsi_eh_stu(shost, work_q, done_q))
                if (!scsi_eh_bus_device_reset(shost, work_q, done_q))
@@ -1421,6 +1422,7 @@ static void scsi_eh_ready_devs(struct Scsi_Host *shost,
                                if (!scsi_eh_host_reset(work_q, done_q))
                                        scsi_eh_offline_sdevs(work_q, done_q);
 }
+EXPORT_SYMBOL_GPL(scsi_eh_ready_devs);
 
 /**
  * scsi_eh_flush_done_q - finish processed commands or retry them.
index d4faa19..ee8efe8 100644 (file)
@@ -57,6 +57,11 @@ extern int scsi_error_handler(void *host);
 extern int scsi_decide_disposition(struct scsi_cmnd *cmd);
 extern void scsi_eh_wakeup(struct Scsi_Host *shost);
 extern int scsi_eh_scmd_add(struct scsi_cmnd *, int);
+void scsi_eh_ready_devs(struct Scsi_Host *shost,
+                       struct list_head *work_q,
+                       struct list_head *done_q);
+int scsi_eh_get_sense(struct list_head *work_q,
+                     struct list_head *done_q);
 
 /* scsi_lib.c */
 extern int scsi_maybe_unblock_host(struct scsi_device *sdev);