[PATCHv2 1/2] mm: introduce get_task_exe_file

[Oleg Nesterov]

On 08/23, Mateusz Guzik wrote:
>
> +struct file *get_task_exe_file(struct task_struct *task)
> +{
> +	struct file *exe_file = NULL;
> +	struct mm_struct *mm;
> +
> +	task_lock(task);
> +	mm = task->mm;
> +	if (mm) {
> +		if (!(task->flags & PF_KTHREAD))
> +			exe_file = get_mm_exe_file(mm);
> +	}
> +	task_unlock(task);
> +	return exe_file;
> +}

I can't believe I am going to comment the coding style but I can't resist ;)

	if (mm && !(task->flags & PF_KTHREAD)))
		exe_file = get_mm_exe_file(mm);

looks a bit simpler to me. But this is purely cosmetic and subjective,
both patches look good to me.

Acked-by: Oleg Nesterov <oleg at redhat.com>