42 struct nfs_page {  struct
53 	struct nfs_page		*wb_this_page;  /* list of reqs for this page */  argument
54 	struct nfs_page		*wb_head;       /* head pointer for req list */  argument
61 	void	(*pg_init)(struct nfs_pageio_descriptor *, struct nfs_page *);  argument
62 	size_t	(*pg_test)(struct nfs_pageio_descriptor *, struct nfs_page *,
63 			   struct nfs_page *);
66 				       struct nfs_page *);
120 extern	struct nfs_page *nfs_create_request(struct nfs_open_context *ctx,
124 extern	void nfs_release_request(struct nfs_page *);
135 				   struct nfs_page *);
141 				struct nfs_page *prev,
142 				struct nfs_page *req);
143 extern  int nfs_wait_on_request(struct nfs_page *);
144 extern	void nfs_unlock_request(struct nfs_page *req);
145 extern	void nfs_unlock_and_release_request(struct nfs_page *);
146 extern	struct nfs_page *nfs_page_group_lock_head(struct nfs_page *req);
147 extern	int nfs_page_group_lock_subrequests(struct nfs_page *head);
148 extern	void nfs_join_page_group(struct nfs_page *head, struct inode *inode);
149 extern int nfs_page_group_lock(struct nfs_page *);
150 extern void nfs_page_group_unlock(struct nfs_page *);
151 extern bool nfs_page_group_sync_on_bit(struct nfs_page *, unsigned int);
152 extern	int nfs_page_set_headlock(struct nfs_page *req);
153 extern void nfs_page_clear_headlock(struct nfs_page *req);
160 nfs_lock_request(struct nfs_page *req)  in nfs_lock_request()
171 nfs_list_add_request(struct nfs_page *req, struct list_head *head)  in nfs_list_add_request()
182 nfs_list_move_request(struct nfs_page *req, struct list_head *head)  in nfs_list_move_request()
192 nfs_list_remove_request(struct nfs_page *req)  in nfs_list_remove_request()
199 static inline struct nfs_page *
202 	return list_entry(head, struct nfs_page, wb_list);  in nfs_list_entry()
205 static inline loff_t req_offset(const struct nfs_page *req)  in req_offset()
211 nfs_req_openctx(struct nfs_page *req)  in nfs_req_openctx()