[PATCH 5/7] megaraid_sas : Fix validHandles check in io path

* [PATCH 5/7] megaraid_sas : Fix validHandles check in io path
@ 2015-08-07 12:24 Sumit.Saxena
  0 siblings, 0 replies; only message in thread
From: Sumit.Saxena @ 2015-08-07 12:24 UTC (permalink / raw)
  To: linux-scsi, thenzl, martin.petersen, hch, jbottomley,
	kashyap.desai, sumit.saxena, kiran-kumar.kasturi
  Cc: uday.lingala

Syncro firmware support round robin IO switch on dual path. For this driver 
use validHandles as a check for dual path. This check suppose to be > 1 (not > 2)

Without this patch, earlier driver code does not use dual path functionality.

Signed-off-by: Sumit Saxena <sumit.saxena@avagotech.com>
Signed-off-by: Kashyap Desai <kashyap.desai@avagotech.com>
---

diff --git a/megaraid_sas_fusion.c b/megaraid_sas_fusion.c
index c31750a..568813d 100644
--- a/megaraid_sas_fusion.c
+++ b/megaraid_sas_fusion.c
@@ -1684,7 +1684,7 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
 			scp->SCp.Status &= ~MEGASAS_LOAD_BALANCE_FLAG;
 
 		if ((raidLUN[0] == 1) &&
-			(local_map_ptr->raidMap.devHndlInfo[io_info.pd_after_lb].validHandles > 2)) {
+			(local_map_ptr->raidMap.devHndlInfo[io_info.pd_after_lb].validHandles > 1)) {
 			instance->dev_handle = !(instance->dev_handle);
 			io_info.devHandle =
 				local_map_ptr->raidMap.devHndlInfo[io_info.pd_after_lb].devHandle[instance->dev_handle];
-- 
1.8.3.1


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