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    Subject[PATCH 4.4 28/58] scsi: megaraid_sas: Do not set MPI2_TYPE_CUDA for JBOD FP path for FW which does not support JBOD sequence map
    Date
    4.4-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Kashyap Desai <kashyap.desai@broadcom.com>

    commit d5573584429254a14708cf8375c47092b5edaf2c upstream.

    Signed-off-by: Sumit Saxena <sumit.saxena@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>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    drivers/scsi/megaraid/megaraid_sas_fusion.c | 8 ++++----
    1 file changed, 4 insertions(+), 4 deletions(-)

    --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
    +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
    @@ -1856,6 +1856,8 @@ 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;
    @@ -1891,12 +1893,10 @@ 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_HIGH_PRIORITY <<
    MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);

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