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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
* 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.

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 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);