mpt3sas: Remove uses of serial_number

The mpt3sas_scsih_issue_tm() function does not use the 'serial_number'
argument passed to it.  Removing it removes the last vestiges of the
scsi_cmnd's serial_number field from this driver.

Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Reviewed-by: Nicholas Bellinger <nab@linux-iscsi.org>
Reviewed-by: Praveen Krishnamoorthy <Praveen.krishnamoorthy@lsi.com>
Acked-by: Sreekanth Reddy <Sreekanth.reddy@lsi.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

3 files changed, 8 insertions, 11 deletions

diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h
index 0ebf5d913c80..9b90a6fef706 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.h
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.h
@@ -993,7 +993,7 @@ void mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase);
 
 int mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle,
         uint channel, uint id, uint lun, u8 type, u16 smid_task,
-        ulong timeout, unsigned long serial_number,  enum mutex_type m_type);
+        ulong timeout, enum mutex_type m_type);
 void mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle);
 void mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle);
 void mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address);
diff --git a/drivers/scsi/mpt3sas/mpt3sas_ctl.c b/drivers/scsi/mpt3sas/mpt3sas_ctl.c
index 9b89de14a0a3..ba9cbe598a91 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_ctl.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_ctl.c
@@ -980,7 +980,7 @@ _ctl_do_mpt_command(struct MPT3SAS_ADAPTER *ioc, struct mpt3_ioctl_command karg,
                         mpt3sas_scsih_issue_tm(ioc,
                             le16_to_cpu(mpi_request->FunctionDependent1), 0, 0,
                             0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0, 30,
-                            0, TM_MUTEX_ON);
+                            TM_MUTEX_ON);
                 } else
                         mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
                             FORCE_BIG_HAMMER);
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index a961fe11b527..952f6e0d5fd1 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -2029,7 +2029,6 @@ mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle)
  * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h)
  * @smid_task: smid assigned to the task
  * @timeout: timeout in seconds
- * @serial_number: the serial_number from scmd
  * @m_type: TM_MUTEX_ON or TM_MUTEX_OFF
  * Context: user
  *
@@ -2042,7 +2041,7 @@ mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle)
 int
 mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, uint channel,
         uint id, uint lun, u8 type, u16 smid_task, ulong timeout,
-        unsigned long serial_number, enum mutex_type m_type)
+        enum mutex_type m_type)
 {
         Mpi2SCSITaskManagementRequest_t *mpi_request;
         Mpi2SCSITaskManagementReply_t *mpi_reply;
@@ -2293,8 +2292,7 @@ _scsih_abort(struct scsi_cmnd *scmd)
         handle = sas_device_priv_data->sas_target->handle;
         r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel,
             scmd->device->id, scmd->device->lun,
-            MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30,
-            scmd->serial_number, TM_MUTEX_ON);
+            MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, TM_MUTEX_ON);
 
  out:
         sdev_printk(KERN_INFO, scmd->device, "task abort: %s scmd(%p)\n",
@@ -2353,8 +2351,7 @@ _scsih_dev_reset(struct scsi_cmnd *scmd)
 
         r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel,
             scmd->device->id, scmd->device->lun,
-            MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30, 0,
-            TM_MUTEX_ON);
+            MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30, TM_MUTEX_ON);
 
  out:
         sdev_printk(KERN_INFO, scmd->device, "device reset: %s scmd(%p)\n",
@@ -2414,7 +2411,7 @@ _scsih_target_reset(struct scsi_cmnd *scmd)
 
         r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel,
             scmd->device->id, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0,
-            30, 0, TM_MUTEX_ON);
+            30, TM_MUTEX_ON);
 
  out:
         starget_printk(KERN_INFO, starget, "target reset: %s scmd(%p)\n",
@@ -5425,7 +5422,7 @@ _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc,
 
                 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
                 r = mpt3sas_scsih_issue_tm(ioc, handle, 0, 0, lun,
-                    MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30, 0,
+                    MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30,
                     TM_MUTEX_OFF);
                 if (r == FAILED) {
                         sdev_printk(KERN_WARNING, sdev,
@@ -5467,7 +5464,7 @@ _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc,
 
                 r = mpt3sas_scsih_issue_tm(ioc, handle, sdev->channel, sdev->id,
                     sdev->lun, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30,
-                    scmd->serial_number, TM_MUTEX_OFF);
+                    TM_MUTEX_OFF);
                 if (r == FAILED) {
                         sdev_printk(KERN_WARNING, sdev,
                             "mpt3sas_scsih_issue_tm: ABORT_TASK: FAILED : "