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Patch "scsi: megaraid_sas: Do not set MPI2_TYPE_CUDA for JBOD FP path for FW which does not support JBOD sequence map" has been added to the 4.8-stable tree

PATCH [email protected] 1 participant 1 message Jan 6, 2017

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This is a note to let you know that I've just added the patch titled

scsi: megaraid_sas: Do not set MPI2_TYPE_CUDA for JBOD FP path for FW which does not support JBOD sequence map

to the 4.8-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
scsi-megaraid_sas-do-not-set-mpi2_type_cuda-for-jbod-fp-path-for-fw-which-does-not-support-jbod-sequence-map.patch
and it can be found in the queue-4.8 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From d5573584429254a14708cf8375c47092b5edaf2c Mon Sep 17 00:00:00 2001

From: Kashyap Desai <[email protected]>
Date: Fri, 21 Oct 2016 06:33:35 -0700
Subject: scsi: megaraid_sas: Do not set MPI2_TYPE_CUDA for JBOD FP path for FW which does not support JBOD sequence map

From: Kashyap Desai <[email protected]>

commit d5573584429254a14708cf8375c47092b5edaf2c upstream.

---
 drivers/scsi/megaraid/megaraid_sas_fusion.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
drivers/scsi/megaraid/megaraid_sas_fusion.c +4 -4
@@ -2000,6 +2000,8 @@ megasas_build_syspd_fusion(struct megasa
 		io_request->DevHandle = pd_sync->seq[pd_index].devHandle;
 		pRAID_Context->regLockFlags |=
 			(MR_RL_FLAGS_SEQ_NUM_ENABLE|MR_RL_FLAGS_GRANT_DESTINATION_CUDA);
+		pRAID_Context->Type = MPI2_TYPE_CUDA;
+		pRAID_Context->nseg = 0x1;
 	} else if (fusion->fast_path_io) {
 		pRAID_Context->VirtualDiskTgtId = cpu_to_le16(device_id);
 		pRAID_Context->configSeqNum = 0;
@@ -2035,12 +2037,10 @@ megasas_build_syspd_fusion(struct megasa
 		pRAID_Context->timeoutValue =
 			cpu_to_le16((os_timeout_value > timeout_limit) ?
 			timeout_limit : os_timeout_value);
-		if (fusion->adapter_type == INVADER_SERIES) {
-			pRAID_Context->Type = MPI2_TYPE_CUDA;
-			pRAID_Context->nseg = 0x1;
+		if (fusion->adapter_type == INVADER_SERIES)
 			io_request->IoFlags |=
 				cpu_to_le16(MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH);
-		}
+
 		cmd->request_desc->SCSIIO.RequestFlags =
 			(MPI2_REQ_DESCRIPT_FLAGS_FP_IO <<
 				MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);

Patches currently in stable-queue which might be from [email protected] are

queue-4.8/scsi-megaraid_sas-do-not-set-mpi2_type_cuda-for-jbod-fp-path-for-fw-which-does-not-support-jbod-sequence-map.patch queue-4.8/scsi-megaraid_sas-for-sriov-enabled-firmware-ensure-vf-driver-waits-for-30secs-before-reset.patch