842 	int error;  in __add_to_page_cache_locked()  local
854 		error = mem_cgroup_charge(page, current->mm, gfp);  in __add_to_page_cache_locked()
855 		if (error)  in __add_to_page_cache_locked()
856 			goto error;  in __add_to_page_cache_locked()
905 		error = xas_error(&xas);  in __add_to_page_cache_locked()
908 		goto error;  in __add_to_page_cache_locked()
913 error:  in __add_to_page_cache_locked()
917 	return error;  in __add_to_page_cache_locked()
2210 	int error = 0;  in generic_file_buffered_read()  local
2242 			error = -EINTR;  in generic_file_buffered_read()
2277 				error = wait_on_page_locked_async(page,  in generic_file_buffered_read()
2284 				error = wait_on_page_locked_killable(page);  in generic_file_buffered_read()
2286 			if (unlikely(error))  in generic_file_buffered_read()
2366 			error = -EFAULT;  in generic_file_buffered_read()
2378 			error = lock_page_async(page, iocb->ki_waitq);  in generic_file_buffered_read()
2380 			error = lock_page_killable(page);  in generic_file_buffered_read()
2382 		if (unlikely(error))  in generic_file_buffered_read()
2412 		error = mapping->a_ops->readpage(filp, page);  in generic_file_buffered_read()
2414 		if (unlikely(error)) {  in generic_file_buffered_read()
2415 			if (error == AOP_TRUNCATED_PAGE) {  in generic_file_buffered_read()
2417 				error = 0;  in generic_file_buffered_read()
2429 				error = lock_page_async(page, iocb->ki_waitq);  in generic_file_buffered_read()
2431 				error = lock_page_killable(page);  in generic_file_buffered_read()
2434 			if (unlikely(error))  in generic_file_buffered_read()
2447 				error = -EIO;  in generic_file_buffered_read()
2467 			error = -ENOMEM;  in generic_file_buffered_read()
2470 		error = add_to_page_cache_lru(page, mapping, index,  in generic_file_buffered_read()
2472 		if (error) {  in generic_file_buffered_read()
2474 			if (error == -EEXIST) {  in generic_file_buffered_read()
2475 				error = 0;  in generic_file_buffered_read()
2484 	error = -EAGAIN;  in generic_file_buffered_read()
2492 	return written ? written : error;  in generic_file_buffered_read()
2730 	int error;  in filemap_fault()  local
2877 	error = mapping->a_ops->readpage(file, page);  in filemap_fault()
2878 	if (!error) {  in filemap_fault()
2881 			error = -EIO;  in filemap_fault()
2887 	if (!error || error == AOP_TRUNCATED_PAGE)  in filemap_fault()