112 #define NFS_WBACK_BUSY(req)	(test_bit(PG_BUSY,&(req)->wb_flags))  argument
137 				struct nfs_page *req);
139 extern	void nfs_unlock_request(struct nfs_page *req);
150 nfs_lock_request(struct nfs_page *req)  in nfs_lock_request()  argument
152 	return !test_and_set_bit(PG_BUSY, &req->wb_flags);  in nfs_lock_request()
161 nfs_list_add_request(struct nfs_page *req, struct list_head *head)  in nfs_list_add_request()  argument
163 	list_add_tail(&req->wb_list, head);  in nfs_list_add_request()
172 nfs_list_remove_request(struct nfs_page *req)  in nfs_list_remove_request()  argument
174 	if (list_empty(&req->wb_list))  in nfs_list_remove_request()
176 	list_del_init(&req->wb_list);  in nfs_list_remove_request()
186 loff_t req_offset(struct nfs_page *req)  in req_offset()  argument
188 	return (((loff_t)req->wb_index) << PAGE_CACHE_SHIFT) + req->wb_offset;  in req_offset()