111 #define NFS_WBACK_BUSY(req)	(test_bit(PG_BUSY,&(req)->wb_flags))  argument
136 				struct nfs_page *req);
138 extern	void nfs_unlock_request(struct nfs_page *req);
149 nfs_lock_request(struct nfs_page *req)  in nfs_lock_request()  argument
151 	return !test_and_set_bit(PG_BUSY, &req->wb_flags);  in nfs_lock_request()
160 nfs_list_add_request(struct nfs_page *req, struct list_head *head)  in nfs_list_add_request()  argument
162 	list_add_tail(&req->wb_list, head);  in nfs_list_add_request()
171 nfs_list_remove_request(struct nfs_page *req)  in nfs_list_remove_request()  argument
173 	if (list_empty(&req->wb_list))  in nfs_list_remove_request()
175 	list_del_init(&req->wb_list);  in nfs_list_remove_request()
185 loff_t req_offset(struct nfs_page *req)  in req_offset()  argument
187 	return (((loff_t)req->wb_index) << PAGE_CACHE_SHIFT) + req->wb_offset;  in req_offset()