kernel_read_file_from_path
sz = kernel_read_file_from_path(dict_path, 0,
EXPORT_SYMBOL_GPL(kernel_read_file_from_path);
ssize_t kernel_read_file_from_path(const char *path, loff_t offset,
rc = kernel_read_file_from_path(path, 0, &data, INT_MAX, NULL,
rc = kernel_read_file_from_path(path, 0, &data, INT_MAX, NULL,