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[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: Darrick J. Wong <djwong@us.ibm.com>

make exports GPL and
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
hifive-unleashed-5.1
Darrick J. Wong 2007-01-26 14:08:49 -08:00 committed by James Bottomley
parent 2143496646
commit dca84e4694
2 changed files with 12 additions and 5 deletions
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12
drivers/scsi/scsi_error.c
View 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 * XXX: Long term this code should go away, but that needs an audit of
* all LLDDs first. * 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 list_head *done_q)
{ {
struct scsi_cmnd *scmd, *next; struct scsi_cmnd *scmd, *next;
int rtn; int rtn;
@ -715,6 +715,7 @@ static int scsi_eh_get_sense(struct list_head *work_q,
return list_empty(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. * 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. * @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 *work_q,
struct list_head *done_q) struct list_head *done_q)
{ {
if (!scsi_eh_stu(shost, work_q, done_q)) if (!scsi_eh_stu(shost, work_q, done_q))
if (!scsi_eh_bus_device_reset(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)) if (!scsi_eh_host_reset(work_q, done_q))
scsi_eh_offline_sdevs(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. * scsi_eh_flush_done_q - finish processed commands or retry them.

5
drivers/scsi/scsi_priv.h
View File

@ -57,6 +57,11 @@ extern int scsi_error_handler(void *host);
extern int scsi_decide_disposition(struct scsi_cmnd *cmd); extern int scsi_decide_disposition(struct scsi_cmnd *cmd);
extern void scsi_eh_wakeup(struct Scsi_Host *shost); extern void scsi_eh_wakeup(struct Scsi_Host *shost);
extern int scsi_eh_scmd_add(struct scsi_cmnd *, int); 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 */ /* scsi_lib.c */
extern int scsi_maybe_unblock_host(struct scsi_device *sdev); extern int scsi_maybe_unblock_host(struct scsi_device *sdev);