94 	struct netfs_io_subrequest *subreq;  in netfs_clear_subrequests()  local
101 			subreq = list_first_entry(&stream->subrequests,  in netfs_clear_subrequests()
103 			list_del(&subreq->rreq_link);  in netfs_clear_subrequests()
104 			netfs_put_subrequest(subreq, was_async,  in netfs_clear_subrequests()
176 	struct netfs_io_subrequest *subreq;  in netfs_alloc_subrequest()  local
181 		subreq = mempool_alloc(rreq->netfs_ops->subrequest_pool ?: &netfs_subrequest_pool,  in netfs_alloc_subrequest()
183 		if (subreq)  in netfs_alloc_subrequest()
188 	memset(subreq, 0, kmem_cache_size(cache));  in netfs_alloc_subrequest()
189 	INIT_WORK(&subreq->work, NULL);  in netfs_alloc_subrequest()
190 	INIT_LIST_HEAD(&subreq->rreq_link);  in netfs_alloc_subrequest()
191 	refcount_set(&subreq->ref, 2);  in netfs_alloc_subrequest()
192 	subreq->rreq = rreq;  in netfs_alloc_subrequest()
193 	subreq->debug_index = atomic_inc_return(&rreq->subreq_counter);  in netfs_alloc_subrequest()
196 	return subreq;  in netfs_alloc_subrequest()
199 void netfs_get_subrequest(struct netfs_io_subrequest *subreq,  in netfs_get_subrequest()  argument
204 	__refcount_inc(&subreq->ref, &r);  in netfs_get_subrequest()
205 	trace_netfs_sreq_ref(subreq->rreq->debug_id, subreq->debug_index, r + 1,  in netfs_get_subrequest()
209 static void netfs_free_subrequest(struct netfs_io_subrequest *subreq,  in netfs_free_subrequest()  argument
212 	struct netfs_io_request *rreq = subreq->rreq;  in netfs_free_subrequest()
214 	trace_netfs_sreq(subreq, netfs_sreq_trace_free);  in netfs_free_subrequest()
216 		rreq->netfs_ops->free_subrequest(subreq);  in netfs_free_subrequest()
217 	mempool_free(subreq, rreq->netfs_ops->subrequest_pool ?: &netfs_subrequest_pool);  in netfs_free_subrequest()
222 void netfs_put_subrequest(struct netfs_io_subrequest *subreq, bool was_async,  in netfs_put_subrequest()  argument
225 	unsigned int debug_index = subreq->debug_index;  in netfs_put_subrequest()
226 	unsigned int debug_id = subreq->rreq->debug_id;  in netfs_put_subrequest()
230 	dead = __refcount_dec_and_test(&subreq->ref, &r);  in netfs_put_subrequest()
233 		netfs_free_subrequest(subreq, was_async);  in netfs_put_subrequest()