246 	struct nfs_page *req, *head;  in nfs_find_and_lock_page_request()  local
253 		head = nfs_page_group_lock_head(req);  in nfs_find_and_lock_page_request()
254 		if (head != req)  in nfs_find_and_lock_page_request()
256 		if (IS_ERR(head))  in nfs_find_and_lock_page_request()
257 			return head;  in nfs_find_and_lock_page_request()
258 		ret = nfs_cancel_remove_inode(head, inode);  in nfs_find_and_lock_page_request()
260 			nfs_unlock_and_release_request(head);  in nfs_find_and_lock_page_request()
264 		if (head == nfs_page_private_request(page))  in nfs_find_and_lock_page_request()
268 		nfs_unlock_and_release_request(head);  in nfs_find_and_lock_page_request()
270 	return head;  in nfs_find_and_lock_page_request()
335 nfs_page_group_search_locked(struct nfs_page *head, unsigned int page_offset)  in nfs_page_group_search_locked()  argument
339 	req = head;  in nfs_page_group_search_locked()
346 	} while (req != head);  in nfs_page_group_search_locked()
504 void nfs_join_page_group(struct nfs_page *head, struct nfs_commit_info *cinfo,  in nfs_join_page_group()  argument
511 	pgbase = head->wb_pgbase;  in nfs_join_page_group()
512 	bytes = head->wb_bytes;  in nfs_join_page_group()
513 	off = head->wb_offset;  in nfs_join_page_group()
514 	for (subreq = head->wb_this_page; subreq != head;  in nfs_join_page_group()
527 	head->wb_pgbase = pgbase;  in nfs_join_page_group()
528 	head->wb_bytes = bytes;  in nfs_join_page_group()
529 	head->wb_offset = off;  in nfs_join_page_group()
533 	subreq = head;  in nfs_join_page_group()
537 	} while (subreq != head);  in nfs_join_page_group()
540 	if (head->wb_this_page != head) {  in nfs_join_page_group()
542 		destroy_list = head->wb_this_page;  in nfs_join_page_group()
543 		head->wb_this_page = head;  in nfs_join_page_group()
546 	nfs_destroy_unlinked_subrequests(destroy_list, head, inode);  in nfs_join_page_group()
568 	struct nfs_page *head;  in nfs_lock_and_join_requests()  local
578 	head = nfs_find_and_lock_page_request(page);  in nfs_lock_and_join_requests()
579 	if (IS_ERR_OR_NULL(head))  in nfs_lock_and_join_requests()
580 		return head;  in nfs_lock_and_join_requests()
583 	ret = nfs_page_group_lock_subrequests(head);  in nfs_lock_and_join_requests()
585 		nfs_unlock_and_release_request(head);  in nfs_lock_and_join_requests()
589 	nfs_join_page_group(head, &cinfo, inode);  in nfs_lock_and_join_requests()
591 	return head;  in nfs_lock_and_join_requests()
782 	struct nfs_page *head;  in nfs_inode_remove_request()  local
785 		head = req->wb_head;  in nfs_inode_remove_request()
788 		if (likely(head->wb_page && !PageSwapCache(head->wb_page))) {  in nfs_inode_remove_request()
789 			set_page_private(head->wb_page, 0);  in nfs_inode_remove_request()
790 			ClearPagePrivate(head->wb_page);  in nfs_inode_remove_request()
791 			clear_bit(PG_MAPPED, &head->wb_flags);  in nfs_inode_remove_request()
1408 static void nfs_async_write_error(struct list_head *head, int error)  in nfs_async_write_error()  argument
1412 	while (!list_empty(head)) {  in nfs_async_write_error()
1413 		req = nfs_list_entry(head->next);  in nfs_async_write_error()
1710 static loff_t nfs_get_lwb(struct list_head *head)  in nfs_get_lwb()  argument
1715 	list_for_each_entry(req, head, wb_list)  in nfs_get_lwb()
1726 		     struct list_head *head,  in nfs_init_commit()  argument
1737 	if (head)  in nfs_init_commit()
1738 		list_splice_init(head, &data->pages);  in nfs_init_commit()
1795 nfs_commit_list(struct inode *inode, struct list_head *head, int how,  in nfs_commit_list()  argument
1802 	if (list_empty(head))  in nfs_commit_list()
1807 		nfs_retry_commit(head, NULL, cinfo, -1);  in nfs_commit_list()
1812 	nfs_init_commit(data, head, NULL, cinfo);  in nfs_commit_list()
1909 int nfs_generic_commit_list(struct inode *inode, struct list_head *head,  in nfs_generic_commit_list()  argument
1914 	status = pnfs_commit_list(inode, head, how, cinfo);  in nfs_generic_commit_list()
1916 		status = nfs_commit_list(inode, head, how, cinfo);  in nfs_generic_commit_list()
1923 	LIST_HEAD(head);  in __nfs_commit_inode()
1932 		ret = nscan = nfs_scan_commit(inode, &head, &cinfo);  in __nfs_commit_inode()
1935 		ret = nfs_generic_commit_list(inode, &head, how, &cinfo);  in __nfs_commit_inode()