From aa6f5ffbdba45aa8e19e5048648fc6c7b25376d3 Mon Sep 17 00:00:00 2001 From: merge Date: Thu, 22 Jan 2009 13:55:32 +0000 Subject: MERGE-via-pending-tracking-hist-MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040-1232632141 pending-tracking-hist top was MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040-1232632141 / fdf777a63bcb59e0dfd78bfe2c6242e01f6d4eb9 ... parent commitmessage: From: merge MERGE-via-stable-tracking-hist-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040 stable-tracking-hist top was MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040 / 90463bfd2d5a3c8b52f6e6d71024a00e052b0ced ... parent commitmessage: From: merge MERGE-via-mokopatches-tracking-hist-fix-stray-endmenu-patch mokopatches-tracking-hist top was fix-stray-endmenu-patch / 3630e0be570de8057e7f8d2fe501ed353cdf34e6 ... parent commitmessage: From: Andy Green fix-stray-endmenu.patch Signed-off-by: Andy Green --- drivers/scsi/device_handler/scsi_dh_rdac.c | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) (limited to 'drivers/scsi/device_handler/scsi_dh_rdac.c') diff --git a/drivers/scsi/device_handler/scsi_dh_rdac.c b/drivers/scsi/device_handler/scsi_dh_rdac.c index 3d50cabca7e..53664765570 100644 --- a/drivers/scsi/device_handler/scsi_dh_rdac.c +++ b/drivers/scsi/device_handler/scsi_dh_rdac.c @@ -24,6 +24,7 @@ #include #define RDAC_NAME "rdac" +#define RDAC_RETRY_COUNT 5 /* * LSI mode page stuff @@ -386,6 +387,7 @@ static int check_ownership(struct scsi_device *sdev, struct rdac_dh_data *h) struct c9_inquiry *inqp; h->lun_state = RDAC_LUN_UNOWNED; + h->state = RDAC_STATE_ACTIVE; err = submit_inquiry(sdev, 0xC9, sizeof(struct c9_inquiry), h); if (err == SCSI_DH_OK) { inqp = &h->inq.c9; @@ -477,21 +479,27 @@ static int send_mode_select(struct scsi_device *sdev, struct rdac_dh_data *h) { struct request *rq; struct request_queue *q = sdev->request_queue; - int err = SCSI_DH_RES_TEMP_UNAVAIL; + int err, retry_cnt = RDAC_RETRY_COUNT; +retry: + err = SCSI_DH_RES_TEMP_UNAVAIL; rq = rdac_failover_get(sdev, h); if (!rq) goto done; - sdev_printk(KERN_INFO, sdev, "queueing MODE_SELECT command.\n"); + sdev_printk(KERN_INFO, sdev, "%s MODE_SELECT command.\n", + (retry_cnt == RDAC_RETRY_COUNT) ? "queueing" : "retrying"); err = blk_execute_rq(q, NULL, rq, 1); - if (err != SCSI_DH_OK) + blk_put_request(rq); + if (err != SCSI_DH_OK) { err = mode_select_handle_sense(sdev, h->sense); + if (err == SCSI_DH_RETRY && retry_cnt--) + goto retry; + } if (err == SCSI_DH_OK) h->state = RDAC_STATE_ACTIVE; - blk_put_request(rq); done: return err; } @@ -594,6 +602,8 @@ static const struct scsi_dh_devlist rdac_dev_list[] = { {"SUN", "LCSM100_F"}, {"DELL", "MD3000"}, {"DELL", "MD3000i"}, + {"LSI", "INF-01-00"}, + {"ENGENIO", "INF-01-00"}, {NULL, NULL}, }; -- cgit v1.2.3