From: Shivasharan S <shivasharan.srikanteshwara@broadcom.com>
Date: Thu, 19 Oct 2017 02:49:04 -0700
Subject: [PATCH] scsi: megaraid_sas: Do not limit queue_depth to 1k in
non-RDPQ mode
References: bsc#1066909,FATE#322937
Git-commit: 2dba66bf8ecb2dd07b721465c25f537acff6eaf1
Patch-Mainline: v4.15-rc1
Driver load fails if memory allocation for request frame pool fails due
to the higher queue_depth requirement. The driver now allows dynamically
reducing queue_depth if memory allocations fail rather than failing
load. With this, there is no need to limit queue_depth to 1K.
Signed-off-by: Kashyap Desai <kashyap.desai@broadcom.com>
Signed-off-by: Shivasharan S <shivasharan.srikanteshwara@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Hannes Reinecke <hare@suse.de>
---
drivers/scsi/megaraid/megaraid_sas_fusion.c | 4 ----
1 file changed, 4 deletions(-)
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index 8b7a08a..745da54 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -272,10 +272,6 @@ inline void megasas_return_cmd_fusion(struct megasas_instance *instance,
instance->max_fw_cmds = cur_max_fw_cmds;
instance->ldio_threshold = ldio_threshold;
- if (!instance->is_rdpq)
- instance->max_fw_cmds =
- min_t(u16, instance->max_fw_cmds, 1024);
-
if (reset_devices)
instance->max_fw_cmds = min(instance->max_fw_cmds,
(u16)MEGASAS_KDUMP_QUEUE_DEPTH);
--
1.8.5.6