On 01/08/2018 07:29 AM, Van De Ven, Arjan wrote:>>> + if ((!c->cpu_index) && (boot_cpu_has(X86_FEATURE_SPEC_CTRL))) {>>>> We should test X86_BUG_SPECTRE_V1 here too before default enabling this,>> no?> > > we shouldn't default enable this.> Patch 7 disables ibrs if retpoline is in use.Tim