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