Re: [PATCH v3 2/5] coredump: Let dump_emit() bail out on short writes

[Oleg Nesterov <oleg@xxxxxxxxxx>]

On 08/18, Jann Horn wrote:
>
> +	if (dump_interrupted())
> +		return 0;
> +	n = __kernel_write(file, addr, nr, &pos);
> +	if (n != nr)
> +		return 0;
> +	file->f_pos = pos;

Just curious, can't we simply do

	__kernel_write(file, addr, nr, &file->f_pos);

and avoid "loff_t pos" ?

Oleg.