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[SCSI] zfcp: Rename sbal_curr to sbal_last.
authorMartin Peschke <mp3@de.ibm.com>
Mon, 19 May 2008 10:17:43 +0000 (12:17 +0200)
committerJames Bottomley <James.Bottomley@HansenPartnership.com>
Thu, 5 Jun 2008 14:27:14 +0000 (09:27 -0500)
sbal_last is more appropriate, because it matches sbal_first.

Signed-off-by: Martin Peschke <mp3@de.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
drivers/s390/scsi/zfcp_dbf.c patch | blob | blame | history
drivers/s390/scsi/zfcp_dbf.h patch | blob | blame | history
drivers/s390/scsi/zfcp_def.h patch | blob | blame | history
drivers/s390/scsi/zfcp_fsf.c patch | blob | blame | history
drivers/s390/scsi/zfcp_qdio.c patch | blob | blame | history

diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c
index efd60c4af4c64eac69141ea00613d3a52d539416..0a2ffc635c77d38648c54dd59ebaeff35cc6d52d 100644 (file)
--- a/drivers/s390/scsi/zfcp_dbf.c
+++ b/drivers/s390/scsi/zfcp_dbf.c
@@ -186,7 +186,7 @@ void zfcp_hba_dbf_event_fsf_response(struct zfcp_fsf_req *fsf_req)
               fsf_status_qual, FSF_STATUS_QUALIFIER_SIZE);
        response->fsf_req_status = fsf_req->status;
        response->sbal_first = fsf_req->sbal_first;
-       response->sbal_curr = fsf_req->sbal_curr;
+       response->sbal_last = fsf_req->sbal_last;
        response->pool = fsf_req->pool != NULL;
        response->erp_action = (unsigned long)fsf_req->erp_action;
 
@@ -354,7 +354,7 @@ static void zfcp_hba_dbf_view_response(char **p,
                      FSF_STATUS_QUALIFIER_SIZE, 0, FSF_STATUS_QUALIFIER_SIZE);
        zfcp_dbf_out(p, "fsf_req_status", "0x%08x", r->fsf_req_status);
        zfcp_dbf_out(p, "sbal_first", "0x%02x", r->sbal_first);
-       zfcp_dbf_out(p, "sbal_curr", "0x%02x", r->sbal_curr);
+       zfcp_dbf_out(p, "sbal_last", "0x%02x", r->sbal_last);
        zfcp_dbf_out(p, "pool", "0x%02x", r->pool);
 
        switch (r->fsf_command) {
diff --git a/drivers/s390/scsi/zfcp_dbf.h b/drivers/s390/scsi/zfcp_dbf.h
index 66b8754840b22338f702fd25e67b0a7c0bf57c60..212622ca2e809822376c1a526c102684c8e49fdd 100644 (file)
--- a/drivers/s390/scsi/zfcp_dbf.h
+++ b/drivers/s390/scsi/zfcp_dbf.h
@@ -97,7 +97,7 @@ struct zfcp_hba_dbf_record_response {
        u8 fsf_status_qual[FSF_STATUS_QUALIFIER_SIZE];
        u32 fsf_req_status;
        u8 sbal_first;
-       u8 sbal_curr;
+       u8 sbal_last;
        u8 pool;
        u64 erp_action;
        union {
diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h
index fdd5520eb3d2aa4b83cd037f6b6f84a6a11ad7f4..210273d97f006d851932fc7619f54e0602aecf0d 100644 (file)
--- a/drivers/s390/scsi/zfcp_def.h
+++ b/drivers/s390/scsi/zfcp_def.h
@@ -851,10 +851,9 @@ struct zfcp_fsf_req {
        struct zfcp_adapter    *adapter;       /* adapter request belongs to */
        u8                     sbal_number;    /* nr of SBALs free for use */
        u8                     sbal_first;     /* first SBAL for this request */
+       u8                     sbal_last;      /* last SBAL for this request */
        u8                     sbal_limit;      /* last possible SBAL for
                                                  this reuest */
-       u8                     sbal_curr;      /* current SBAL during creation
-                                                 of request */
        u8                     sbale_curr;     /* current SBALE during creation
                                                  of request */
        wait_queue_head_t      completion_wq;  /* can be used by a routine
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c
index 2f27d03e61c22ed880548e512dc9e41f923ed885..01f9b27daa8c3c84d5f13835057863b01dc11044 100644 (file)
--- a/drivers/s390/scsi/zfcp_fsf.c
+++ b/drivers/s390/scsi/zfcp_fsf.c
@@ -726,7 +726,7 @@ zfcp_fsf_status_read(struct zfcp_adapter *adapter, int req_flags)
                goto failed_req_create;
        }
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
         sbale[0].flags |= SBAL_FLAGS0_TYPE_STATUS;
         sbale[2].flags |= SBAL_FLAGS_LAST_ENTRY;
         fsf_req->sbale_curr = 2;
@@ -1075,7 +1075,7 @@ zfcp_fsf_abort_fcp_command(unsigned long old_req_id,
                        &unit->status)))
                goto unit_blocked;
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
         sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
         sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
 
@@ -1295,7 +1295,7 @@ zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool,
                goto failed_req;
        }
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
         if (zfcp_use_one_sbal(ct->req, ct->req_count,
                               ct->resp, ct->resp_count)){
                 /* both request buffer and response buffer
@@ -1593,7 +1593,7 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
                goto port_blocked;
        }
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
         if (zfcp_use_one_sbal(els->req, els->req_count,
                               els->resp, els->resp_count)){
                 /* both request buffer and response buffer
@@ -1657,7 +1657,7 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
        fsf_req->qtcb->bottom.support.timeout = ZFCP_ELS_TIMEOUT;
        fsf_req->data = (unsigned long) els;
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
 
        zfcp_san_dbf_event_els_request(fsf_req);
 
@@ -1872,7 +1872,7 @@ zfcp_fsf_exchange_config_data(struct zfcp_erp_action *erp_action)
                return retval;
        }
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
        sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
        sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
 
@@ -1925,7 +1925,7 @@ zfcp_fsf_exchange_config_data_sync(struct zfcp_adapter *adapter,
                return retval;
        }
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
        sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
        sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
 
@@ -2187,7 +2187,7 @@ zfcp_fsf_exchange_port_data(struct zfcp_erp_action *erp_action)
                return retval;
        }
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
        sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
        sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
 
@@ -2249,7 +2249,7 @@ zfcp_fsf_exchange_port_data_sync(struct zfcp_adapter *adapter,
        if (data)
                fsf_req->data = (unsigned long) data;
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
        sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
        sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
 
@@ -2359,7 +2359,7 @@ zfcp_fsf_open_port(struct zfcp_erp_action *erp_action)
                goto out;
        }
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
         sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
         sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
 
@@ -2591,7 +2591,7 @@ zfcp_fsf_close_port(struct zfcp_erp_action *erp_action)
                goto out;
        }
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
         sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
         sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
 
@@ -2720,7 +2720,7 @@ zfcp_fsf_close_physical_port(struct zfcp_erp_action *erp_action)
                goto out;
        }
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
        sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
        sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
 
@@ -2915,7 +2915,7 @@ zfcp_fsf_open_unit(struct zfcp_erp_action *erp_action)
                goto out;
        }
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
         sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
         sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
 
@@ -3230,7 +3230,7 @@ zfcp_fsf_close_unit(struct zfcp_erp_action *erp_action)
                goto out;
        }
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
         sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
         sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
 
@@ -3613,7 +3613,7 @@ zfcp_fsf_send_fcp_command_task_management(struct zfcp_adapter *adapter,
        fsf_req->qtcb->bottom.io.fcp_cmnd_length =
                sizeof (struct fcp_cmnd_iu) + sizeof (fcp_dl_t);
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
        sbale[0].flags |= SBAL_FLAGS0_TYPE_WRITE;
        sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
 
@@ -4238,7 +4238,7 @@ zfcp_fsf_control_file(struct zfcp_adapter *adapter,
                goto unlock_queue_lock;
        }
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
        sbale[0].flags |= direction;
 
        bottom = &fsf_req->qtcb->bottom.support;
@@ -4590,14 +4590,14 @@ zfcp_fsf_req_create(struct zfcp_adapter *adapter, u32 fsf_cmd, int req_flags,
        }
        fsf_req->sbal_number = 1;
        fsf_req->sbal_first = req_queue->free_index;
-       fsf_req->sbal_curr = req_queue->free_index;
+       fsf_req->sbal_last = req_queue->free_index;
         fsf_req->sbale_curr = 1;
 
        if (likely(req_flags & ZFCP_REQ_AUTO_CLEANUP)) {
                fsf_req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
        }
 
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
 
        /* setup common SBALE fields */
        sbale[0].addr = (void *) fsf_req->req_id;
diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c
index b6b6b36c6f209ed22889d5fa9f7f6be2ec674e88..8c83cdc73d988d2e92fa52cb583e0cfa38aef6e4 100644 (file)
--- a/drivers/s390/scsi/zfcp_qdio.c
+++ b/drivers/s390/scsi/zfcp_qdio.c
@@ -415,7 +415,7 @@ zfcp_qdio_sbale_resp(struct zfcp_fsf_req *fsf_req, int sbal, int sbale)
 volatile struct qdio_buffer_element *
 zfcp_qdio_sbale_curr(struct zfcp_fsf_req *fsf_req)
 {
-       return zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr,
+       return zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last,
                                   fsf_req->sbale_curr);
 }
 
@@ -443,7 +443,7 @@ zfcp_qdio_sbal_limit(struct zfcp_fsf_req *fsf_req, int max_sbals)
  * @fsf_req: zfcp_fsf_req to be processed
  * @sbtype: SBAL flags which have to be set in first SBALE of new SBAL
  *
- * This function changes sbal_curr, sbale_curr, sbal_number of fsf_req.
+ * This function changes sbal_last, sbale_curr, sbal_number of fsf_req.
  */
 static volatile struct qdio_buffer_element *
 zfcp_qdio_sbal_chain(struct zfcp_fsf_req *fsf_req, unsigned long sbtype)
@@ -455,16 +455,16 @@ zfcp_qdio_sbal_chain(struct zfcp_fsf_req *fsf_req, unsigned long sbtype)
        sbale->flags |= SBAL_FLAGS_LAST_ENTRY;
 
        /* don't exceed last allowed SBAL */
-       if (fsf_req->sbal_curr == fsf_req->sbal_limit)
+       if (fsf_req->sbal_last == fsf_req->sbal_limit)
                return NULL;
 
        /* set chaining flag in first SBALE of current SBAL */
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
        sbale->flags |= SBAL_FLAGS0_MORE_SBALS;
 
        /* calculate index of next SBAL */
-       fsf_req->sbal_curr++;
-       fsf_req->sbal_curr %= QDIO_MAX_BUFFERS_PER_Q;
+       fsf_req->sbal_last++;
+       fsf_req->sbal_last %= QDIO_MAX_BUFFERS_PER_Q;
 
        /* keep this requests number of SBALs up-to-date */
        fsf_req->sbal_number++;
@@ -523,7 +523,7 @@ static inline int
 zfcp_qdio_sbals_wipe(struct zfcp_fsf_req *fsf_req)
 {
        return zfcp_qdio_sbals_zero(&fsf_req->adapter->request_queue,
-                                   fsf_req->sbal_first, fsf_req->sbal_curr);
+                                   fsf_req->sbal_first, fsf_req->sbal_last);
 }
 
 
@@ -601,7 +601,7 @@ zfcp_qdio_sbals_from_sg(struct zfcp_fsf_req *fsf_req, unsigned long sbtype,
        zfcp_qdio_sbal_limit(fsf_req, max_sbals);
 
        /* set storage-block type for current SBAL */
-       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
+       sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_last, 0);
        sbale->flags |= sbtype;
 
        /* process all segements of scatter-gather list */