[PATCH v1 RFC Zisslpcfi 15/20] sslp prctl: arch-agnostic prctl for shadow stack and landing pad instr

[Mark Brown]

On Sun, Feb 12, 2023 at 08:53:44PM -0800, Deepak Gupta wrote:

> +int __weak arch_get_shadow_stack_status(struct task_struct *t, unsigned long __user *status)
> +{
> +	return -EINVAL;
> +}

Having looked at this further is there any great reason why the status
is passed as a pointer?  It seems needless effort.
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