Re: [PATCH v2 4/8] x86/spec_ctrl: Add sysctl knobs to enable/disable SPEC_CTRL feature

[Peter Zijlstra]

On Fri, Jan 05, 2018 at 06:12:19PM -0800, Tim Chen wrote:
> +bool ibrs_inuse(void);

> +bool ibrs_inuse(void)
> +{
> +     return ibrs_enabled == IBRS_ENABLED;
> +}
> +EXPORT_SYMBOL_GPL(ibrs_inuse);

Doesn't appear to actually be used anywhere...