From: Shivasharan S <shivasharan.srikanteshwara@broadcom.com>
Date: Fri, 10 Feb 2017 08:59:26 +0000 (-0800)
Subject: scsi: megaraid_sas: update can_queue only if the new value is less
X-Git-Tag: v4.1.12-102.0.20170601_1400~17
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=46a6f6e31bfe72a044ccdcd7a0f263a95fb5479b;p=users%2Fjedix%2Flinux-maple.git

scsi: megaraid_sas: update can_queue only if the new value is less

Orabug: 26096381

Minor Optimization: No need to update HBA can_queue value if the current
max FW commands is equal to earlier value.

Signed-off-by: Kashyap Desai <kashyap.desai@broadcom.com>
Signed-off-by: Shivasharan S <shivasharan.srikanteshwara@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
(cherry picked from commit 013aec66afaa51581d4b41887fe418b94c54bc51)
Signed-off-by: Somasundaram Krishnasamy <somasundaram.krishnasamy@oracle.com>
Signed-off-by: Kirtikar Kashyap <kirtikar.kashyap@oracle.com>
Reviewed-by: Dhaval Giani <dhaval.giani@oracle.com>
---

diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index 72e4a28a78b5d..5eb3afe485c9c 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -259,7 +259,7 @@ megasas_fusion_update_can_queue(struct megasas_instance *instance, int fw_boot_c
 
 	if (fw_boot_context == OCR_CONTEXT) {
 		cur_max_fw_cmds = cur_max_fw_cmds - 1;
-		if (cur_max_fw_cmds <= instance->max_fw_cmds) {
+		if (cur_max_fw_cmds < instance->max_fw_cmds) {
 			instance->cur_can_queue =
 				cur_max_fw_cmds - (MEGASAS_FUSION_INTERNAL_CMDS +
 						MEGASAS_FUSION_IOCTL_CMDS);