Re: [PATCH 4/6] x86/bugs: Use ALTERNATIVE() instead of mds_user_clear static key

[Pawan Gupta]

On Mon, Oct 23, 2023 at 11:48:44AM -0700, Josh Poimboeuf wrote:
> On Fri, Oct 20, 2023 at 01:45:15PM -0700, Pawan Gupta wrote:
> > @@ -484,11 +484,11 @@ static void __init md_clear_update_mitigation(void)
> >  	if (cpu_mitigations_off())
> >  		return;
> >  
> > -	if (!static_key_enabled(&mds_user_clear))
> > +	if (!boot_cpu_has(X86_FEATURE_USER_CLEAR_CPU_BUF))
> >  		goto out;
> >  
> >  	/*
> > -	 * mds_user_clear is now enabled. Update MDS, TAA and MMIO Stale Data
> > +	 * X86_FEATURE_USER_CLEAR_CPU_BUF is now enabled. Update MDS, TAA and MMIO Stale Data
> >  	 * mitigation, if necessary.
> >  	 */
> 
> This comment line got long, the paragraph can be reformatted.

Yes, will fix.