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Commit dca84e46 authored by Darrick J. Wong's avatar Darrick J. Wong Committed by James Bottomley
Browse files

[SCSI] scsi_error.c: Export some scsi_eh_* functions 



Export a couple of functions from scsi_error that are needed to handle
failed SCSI commands from the SAS EH.

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

make exports GPL and
Signed-off-by: default avatarJames Bottomley <James.Bottomley@SteelEye.com>
parent 21434966

drivers/scsi/scsi_error.c

+7 −5
Original line number Diff line number Diff line
@@ -672,7 +672,7 @@ 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,

int scsi_eh_get_sense(struct list_head *work_q,

		      struct list_head *done_q)

{

	struct scsi_cmnd *scmd, *next;
@@ -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.
@@ -1411,7 +1412,7 @@ 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,

void scsi_eh_ready_devs(struct Scsi_Host *shost,

			struct list_head *work_q,

			struct list_head *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.

drivers/scsi/scsi_priv.h

+5 −0
Original line number Diff line number Diff line
@@ -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);