This has hp_sw_start_stop have scsi-ml retry errors instead of driving
them itself.
Signed-off-by: Mike Christie <michael.christie@xxxxxxxxxx>
---
drivers/scsi/device_handler/scsi_dh_hp_sw.c | 26 +++++++++++++--------
1 file changed, 16 insertions(+), 10 deletions(-)
diff --git a/drivers/scsi/device_handler/scsi_dh_hp_sw.c b/drivers/scsi/device_handler/scsi_dh_hp_sw.c
index 64345f9125ca..07f3129abe4e 100644
--- a/drivers/scsi/device_handler/scsi_dh_hp_sw.c
+++ b/drivers/scsi/device_handler/scsi_dh_hp_sw.c
@@ -121,14 +121,27 @@ static int hp_sw_start_stop(struct hp_sw_dh_data *h)
struct scsi_sense_hdr sshdr;
struct scsi_device *sdev = h->sdev;
int res, rc = SCSI_DH_OK;
- int retry_cnt = HP_SW_RETRIES;
blk_opf_t req_flags = REQ_FAILFAST_DEV | REQ_FAILFAST_TRANSPORT |
REQ_FAILFAST_DRIVER;
+ struct scsi_failure failures[] = {
+ {
+ /*
+ * LUN not ready - manual intervention required
+ *
+ * Switch-over in progress, retry.
+ */
+ .sense = NOT_READY,
+ .asc = 0x04,
+ .ascq = 0x03,
+ .allowed = HP_SW_RETRIES,
+ .result = SAM_STAT_CHECK_CONDITION,
+ },
+ {},
+ };
-retry:
res = scsi_execute(sdev, cmd, DMA_NONE, NULL, 0, NULL, &sshdr,
HP_SW_TIMEOUT, HP_SW_RETRIES, req_flags, 0, NULL,
- NULL);
+ failures);
if (res) {
if (!scsi_sense_valid(&sshdr)) {
sdev_printk(KERN_WARNING, sdev,
@@ -139,13 +152,6 @@ static int hp_sw_start_stop(struct hp_sw_dh_data *h)
switch (sshdr.sense_key) {
case NOT_READY:
if (sshdr.asc == 0x04 && sshdr.ascq == 3) {
- /*
- * LUN not ready - manual intervention required
- *
- * Switch-over in progress, retry.
- */
- if (--retry_cnt)
- goto retry;
rc = SCSI_DH_RETRY;
break;
}
--
2.25.1
