[PATCH v4 15/43] hpsa: Get queue depth from identify physical bmic for physical disks.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Joe Handzik <joseph.t.handzik@xxxxxx>

get drive queue depth to help avoid task set full conditions.

Reviewed-by: Scott Teel <scott.teel@xxxxxxxx>
Reviewed-by: Kevin Barnett <kevin.barnett@xxxxxxxx>
Signed-off-by: Joe Handzik <joseph.t.handzik@xxxxxx>
Signed-off-by: Don Brace <don.brace@xxxxxxxx>
---
 drivers/scsi/hpsa.c |   33 +++++++++++++--------------------
 1 file changed, 13 insertions(+), 20 deletions(-)

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 9049133..ad2b44c 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -3467,29 +3467,22 @@ static void hpsa_update_scsi_devices(struct ctlr_info *h, int hostno)
 				ncurrent++;
 			break;
 		case TYPE_DISK:
-			if (h->hba_mode_enabled) {
-				/* never use raid mapper in HBA mode */
-				this_device->offload_enabled = 0;
-				ncurrent++;
-				break;
-			} else if (h->acciopath_status) {
-				if (i >= nphysicals) {
-					ncurrent++;
-					break;
-				}
-			} else {
-				if (i < nphysicals)
-					break;
+			if (i >= nphysicals) {
 				ncurrent++;
 				break;
 			}
-			if (h->transMethod & CFGTBL_Trans_io_accel1 ||
-				h->transMethod & CFGTBL_Trans_io_accel2) {
-				hpsa_get_ioaccel_drive_info(h, this_device,
-							lunaddrbytes, id_phys);
-				atomic_set(&this_device->ioaccel_cmds_out, 0);
-				ncurrent++;
-			}
+
+			if (h->hba_mode_enabled)
+				/* never use raid mapper in HBA mode */
+				this_device->offload_enabled = 0;
+			else if (!(h->transMethod & CFGTBL_Trans_io_accel1 ||
+				h->transMethod & CFGTBL_Trans_io_accel2))
+				break;
+
+			hpsa_get_ioaccel_drive_info(h, this_device,
+						lunaddrbytes, id_phys);
+			atomic_set(&this_device->ioaccel_cmds_out, 0);
+			ncurrent++;
 			break;
 		case TYPE_TAPE:
 		case TYPE_MEDIUM_CHANGER:

--
To unsubscribe from this list: send the line "unsubscribe linux-scsi" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [SCSI Target Devel]     [Linux SCSI Target Infrastructure]     [Kernel Newbies]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Linux IIO]     [Samba]     [Device Mapper]
  Powered by Linux