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From: Don Brace <don.brace@pmcs.com>
To: scott.teel@pmcs.com, Kevin.Barnett@pmcs.com,
	james.bottomley@parallels.com, hch@infradead.org,
	Justin.Lindley@pmcs.com, brace@pmcs.com
Cc: linux-scsi@vger.kernel.org
Subject: [PATCH 15/43] hpsa: Get queue depth from identify physical bmic for physical disks.
Date: Sat, 21 Feb 2015 16:18:52 -0600	[thread overview]
Message-ID: <20150221221852.21954.37809.stgit@brunhilda> (raw)
In-Reply-To: <20150221221553.21954.32599.stgit@brunhilda>

From: Joe Handzik <joseph.t.handzik@hp.com>

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

Reviewed-by: Scott Teel <scott.teel@pmcs.com>
Reviewed-by: Kevin Barnett <kevin.barnett@pmcs.com>
Signed-off-by: Joe Handzik <joseph.t.handzik@hp.com>
Signed-off-by: Don Brace <don.brace@pmcs.com>
---
 drivers/scsi/hpsa.c |   31 ++++++++++++-------------------
 1 file changed, 12 insertions(+), 19 deletions(-)

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 0b3499c..22e7914 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -3513,29 +3513,22 @@ 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);
+
+			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++;
-			}
+			ncurrent++;
 			break;
 		case TYPE_TAPE:
 		case TYPE_MEDIUM_CHANGER:


  parent reply	other threads:[~2015-02-21 22:20 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-21 22:17 [PATCH 00/43] hpsa updates Don Brace
2015-02-21 22:17 ` [PATCH 01/43] hpsa: add masked physical devices into h->dev[] array Don Brace
2015-02-23 20:14   ` Christoph Hellwig
2015-02-26 15:17     ` brace
2015-03-05 13:34       ` Christoph Hellwig
2015-02-21 22:17 ` [PATCH 02/43] hpsa: clean up host, channel, target, lun prints Don Brace
2015-02-23 20:16   ` Christoph Hellwig
2015-02-26 14:50     ` brace
2015-02-21 22:17 ` [PATCH 03/43] hpsa: rework controller command submission Don Brace
2015-02-21 22:17 ` [PATCH 04/43] hpsa: clean up aborts Don Brace
2015-02-21 22:17 ` [PATCH 05/43] hpsa: decrement h->commands_outstanding in fail_all_outstanding_cmds Don Brace
2015-02-21 22:18 ` [PATCH 06/43] hpsa: hpsa decode sense data for io and tmf Don Brace
2015-02-23 20:18   ` Christoph Hellwig
2015-02-25 18:06     ` brace
2015-02-21 22:18 ` [PATCH 07/43] hpsa: allow lockup detected to be viewed via sysfs Don Brace
2015-02-21 22:18 ` [PATCH 08/43] hpsa: make function names consistent Don Brace
2015-02-21 22:18 ` [PATCH 09/43] hpsa: factor out hpsa_init_cmd function Don Brace
2015-02-21 22:18 ` [PATCH 10/43] hpsa: do not ignore return value of hpsa_register_scsi Don Brace
2015-02-23 20:18   ` Christoph Hellwig
2015-02-21 22:18 ` [PATCH 11/43] hpsa: try resubmitting down raid path on task set full Don Brace
2015-02-21 22:18 ` [PATCH 12/43] hpsa: factor out hpsa_ioaccel_submit function Don Brace
2015-02-21 22:18 ` [PATCH 13/43] hpsa: print accurate SSD Smart Path Enabled status Don Brace
2015-02-21 22:18 ` [PATCH 14/43] hpsa: use ioaccel2 path to submit IOs to physical drives in HBA mode Don Brace
2015-02-21 22:18 ` Don Brace [this message]
2015-02-21 22:18 ` [PATCH 16/43] hpsa: break hpsa_free_irqs_and_disable_msix into two functions Don Brace
2015-02-21 22:19 ` [PATCH 17/43] hpsa: clean up error handling Don Brace
2015-02-21 22:19 ` [PATCH 18/43] hpsa: refactor freeing of resources into more logical functions Don Brace
2015-02-21 22:19 ` [PATCH 19/43] hpsa: add ioaccel sg chaining for the ioaccel2 path Don Brace
2015-02-21 22:19 ` [PATCH 20/43] hpsa: add more ioaccel2 error handling, including underrun statuses Don Brace
2015-02-21 22:19 ` [PATCH 21/43] hpsa: do not check cmd_alloc return value - it cannnot return NULL Don Brace
2015-02-21 22:19 ` [PATCH 22/43] hpsa: correct return values from driver functions Don Brace
2015-02-21 22:19 ` [PATCH 23/43] hpsa: clean up driver init Don Brace
2015-02-21 22:19 ` [PATCH 24/43] hpsa: clean up some error reporting output in abort handler Don Brace
2015-02-21 22:19 ` [PATCH 25/43] hpsa: do not print ioaccel2 warning messages about unusual completions Don Brace
2015-02-21 22:19 ` [PATCH 26/43] hpsa: add support sending aborts to physical devices via the ioaccel2 path Don Brace
2015-02-21 22:19 ` [PATCH 27/43] hpsa: use helper routines for finishing commands Don Brace
2015-02-21 22:20 ` [PATCH 28/43] hpsa: don't return abort request until target is complete Don Brace
2015-02-21 22:20 ` [PATCH 29/43] hpsa: refactor and rework support for sending TEST_UNIT_READY Don Brace
2015-02-21 22:20 ` [PATCH 30/43] hpsa: performance tweak for hpsa_scatter_gather() Don Brace
2015-02-21 22:20 ` [PATCH 31/43] hpsa: call pci_release_regions after pci_disable_device Don Brace
2015-02-21 22:20 ` [PATCH 32/43] hpsa: skip free_irq calls if irqs are not allocated Don Brace
2015-02-21 22:20 ` [PATCH 33/43] hpsa: cleanup for init_one step 2 in kdump Don Brace
2015-02-21 22:20 ` [PATCH 34/43] hpsa: fix try_soft_reset error handling Don Brace
2015-02-21 22:20 ` [PATCH 35/43] hpsa: create workqueue after the driver is ready for use Don Brace
2015-02-21 22:20 ` [PATCH 36/43] hpsa: add interrupt number to /proc/interrupts interrupt name Don Brace
2015-02-21 22:20 ` [PATCH 37/43] hpsa: use block layer tag for command allocation Don Brace
2015-02-23 20:25   ` Christoph Hellwig
2015-02-24 20:51     ` brace
2015-02-21 22:20 ` [PATCH 38/43] hpsa: clean up new block layer tag error handling Don Brace
2015-02-23 20:25   ` Christoph Hellwig
2015-02-24 17:39     ` brace
2015-02-21 22:21 ` [PATCH 39/43] hpsa: use scsi host_no as hpsa controller number Don Brace
2015-02-21 22:21 ` [PATCH 40/43] hpsa: cleanup initialization code Don Brace
2015-02-23 20:26   ` Christoph Hellwig
2015-02-24 21:29     ` brace
2015-02-21 22:21 ` [PATCH 41/43] hpsa: propagate the error code in hpsa_kdump_soft_reset Don Brace
2015-02-21 22:21 ` [PATCH 42/43] hpsa: cleanup reset Don Brace
2015-02-21 22:21 ` [PATCH 43/43] hpsa: change driver version Don Brace

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