Rename "data object" to "volume"

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>

src/engine/engine_d2c.c

@@ -48,7 +48,7 @@ int ocf_io_d2c(struct ocf_request *req)
 	/* Get OCF request - increase reference counter */
 	ocf_req_get(req);
 
-	ocf_submit_obj_req(&core->obj, req, _ocf_d2c_completion);
+	ocf_submit_volume_req(&core->volume, req, _ocf_d2c_completion);
 
 	ocf_engine_update_block_stats(req);
 

src/engine/engine_discard.c

@@ -65,7 +65,7 @@ static int _ocf_discard_core(struct ocf_request *req)
 	struct ocf_cache *cache = req->cache;
 	struct ocf_io *io;
 
-	io = ocf_dobj_new_io(&cache->core[req->core_id].obj);
+	io = ocf_volume_new_io(&cache->core[req->core_id].volume);
 	if (!io) {
 		_ocf_discard_complete_req(req, -ENOMEM);
 		return -ENOMEM;
@@ -79,7 +79,7 @@ static int _ocf_discard_core(struct ocf_request *req)
 	ocf_io_set_data(io, req->data, 0);
 	ocf_io_set_queue(io, req->io_queue);
 
-	ocf_dobj_submit_discard(io);
+	ocf_volume_submit_discard(io);
 
 	return 0;
 }
@@ -105,7 +105,7 @@ static int _ocf_discard_flush_cache(struct ocf_request *req)
 {
 	struct ocf_io *io;
 
-	io = ocf_dobj_new_io(&req->cache->device->obj);
+	io = ocf_volume_new_io(&req->cache->device->volume);
 	if (!io) {
 		ocf_metadata_error(req->cache);
 		_ocf_discard_complete_req(req, -ENOMEM);
@@ -116,7 +116,7 @@ static int _ocf_discard_flush_cache(struct ocf_request *req)
 	ocf_io_set_cmpl(io, req, NULL, _ocf_discard_cache_flush_complete);
 	ocf_io_set_queue(io, req->io_queue);
 
-	ocf_dobj_submit_flush(io);
+	ocf_volume_submit_flush(io);
 
 	return 0;
 }

src/engine/engine_inv.c

@@ -50,7 +50,7 @@ static int _ocf_invalidate_do(struct ocf_request *req)
 
 	env_atomic_inc(&req->req_remaining);
 
-	if (ocf_dobj_is_atomic(&cache->device->obj) &&
+	if (ocf_volume_is_atomic(&cache->device->volume) &&
 			req->info.flush_metadata) {
 		/* Metadata flush IO */
 		ocf_metadata_flush_do_asynch(cache, req, _ocf_invalidate_req);

src/engine/engine_ops.c

@@ -48,7 +48,7 @@ int ocf_engine_ops(struct ocf_request *req)
 	env_atomic_set(&req->req_remaining, 2);
 
 	/* Submit operation into core device */
-	ocf_submit_obj_req(&cache->core[req->core_id].obj, req,
+	ocf_submit_volume_req(&cache->core[req->core_id].volume, req,
 			_ocf_engine_ops_complete);
 
 	ocf_submit_cache_reqs(cache, req->map, req, req->rw,

src/engine/engine_pt.c

@@ -50,7 +50,7 @@ static inline void _ocf_read_pt_submit(struct ocf_request *req)
 	OCF_DEBUG_RQ(req, "Submit");
 
 	/* Core read */
-	ocf_submit_obj_req(&cache->core[req->core_id].obj, req,
+	ocf_submit_volume_req(&cache->core[req->core_id].volume, req,
 			_ocf_read_pt_complete);
 }
 

src/engine/engine_rd.c

@@ -128,7 +128,7 @@ static inline void _ocf_read_generic_submit_miss(struct ocf_request *req)
 		goto err_alloc;
 
 	/* Submit read request to core device. */
-	ocf_submit_obj_req(&cache->core[req->core_id].obj, req,
+	ocf_submit_volume_req(&cache->core[req->core_id].volume, req,
 			_ocf_read_generic_miss_complete);
 
 	return;

src/engine/engine_wa.c

@@ -72,7 +72,7 @@ int ocf_write_wa(struct ocf_request *req)
 
 		/* Submit write IO to the core */
 		env_atomic_set(&req->req_remaining, 1);
-		ocf_submit_obj_req(&cache->core[req->core_id].obj, req,
+		ocf_submit_volume_req(&cache->core[req->core_id].volume, req,
 				_ocf_read_wa_complete);
 
 		/* Update statistics */

src/engine/engine_wi.c

@@ -111,7 +111,7 @@ static int _ocf_write_wi_do(struct ocf_request *req)
 	OCF_DEBUG_RQ(req, "Submit");
 
 	/* Submit write IO to the core */
-	ocf_submit_obj_req(&cache->core[req->core_id].obj, req,
+	ocf_submit_volume_req(&cache->core[req->core_id].volume, req,
 			   _ocf_write_wi_core_complete);
 
 	/* Update statistics */

src/engine/engine_wt.c

@@ -93,7 +93,7 @@ static inline void _ocf_write_wt_submit(struct ocf_request *req)
 			ocf_engine_io_count(req), _ocf_write_wt_cache_complete);
 
 	/* To core */
-	ocf_submit_obj_req(&cache->core[req->core_id].obj, req,
+	ocf_submit_volume_req(&cache->core[req->core_id].volume, req,
 			_ocf_write_wt_core_complete);
 }