118 	int error;  in page_cache_tree_insert()  local
120 	error = __radix_tree_create(&mapping->page_tree, page->index, 0,  in page_cache_tree_insert()
122 	if (error)  in page_cache_tree_insert()
123 		return error;  in page_cache_tree_insert()
613 	int error;  in replace_page_cache_page()  local
619 	error = radix_tree_preload(gfp_mask & GFP_RECLAIM_MASK);  in replace_page_cache_page()
620 	if (!error) {  in replace_page_cache_page()
634 		error = page_cache_tree_insert(mapping, new, NULL);  in replace_page_cache_page()
635 		BUG_ON(error);  in replace_page_cache_page()
652 	return error;  in replace_page_cache_page()
663 	int error;  in __add_to_page_cache_locked()  local
669 		error = mem_cgroup_try_charge(page, current->mm,  in __add_to_page_cache_locked()
671 		if (error)  in __add_to_page_cache_locked()
672 			return error;  in __add_to_page_cache_locked()
675 	error = radix_tree_maybe_preload(gfp_mask & GFP_RECLAIM_MASK);  in __add_to_page_cache_locked()
676 	if (error) {  in __add_to_page_cache_locked()
679 		return error;  in __add_to_page_cache_locked()
687 	error = page_cache_tree_insert(mapping, page, shadowp);  in __add_to_page_cache_locked()
689 	if (unlikely(error))  in __add_to_page_cache_locked()
707 	return error;  in __add_to_page_cache_locked()
1688 	int error = 0;  in do_generic_file_read()  local
1709 			error = -EINTR;  in do_generic_file_read()
1733 			error = wait_on_page_locked_killable(page);  in do_generic_file_read()
1734 			if (unlikely(error))  in do_generic_file_read()
1814 			error = -EFAULT;  in do_generic_file_read()
1821 		error = lock_page_killable(page);  in do_generic_file_read()
1822 		if (unlikely(error))  in do_generic_file_read()
1847 		error = mapping->a_ops->readpage(filp, page);  in do_generic_file_read()
1849 		if (unlikely(error)) {  in do_generic_file_read()
1850 			if (error == AOP_TRUNCATED_PAGE) {  in do_generic_file_read()
1852 				error = 0;  in do_generic_file_read()
1859 			error = lock_page_killable(page);  in do_generic_file_read()
1860 			if (unlikely(error))  in do_generic_file_read()
1873 				error = -EIO;  in do_generic_file_read()
1893 			error = -ENOMEM;  in do_generic_file_read()
1896 		error = add_to_page_cache_lru(page, mapping, index,  in do_generic_file_read()
1898 		if (error) {  in do_generic_file_read()
1900 			if (error == -EEXIST) {  in do_generic_file_read()
1901 				error = 0;  in do_generic_file_read()
1916 	return written ? written : error;  in do_generic_file_read()
2104 	int error;  in filemap_fault()  local
2179 	error = page_cache_read(file, offset, vmf->gfp_mask);  in filemap_fault()
2186 	if (error >= 0)  in filemap_fault()
2194 	if (error == -ENOMEM)  in filemap_fault()
2206 	error = mapping->a_ops->readpage(file, page);  in filemap_fault()
2207 	if (!error) {  in filemap_fault()
2210 			error = -EIO;  in filemap_fault()
2214 	if (!error || error == AOP_TRUNCATED_PAGE)  in filemap_fault()