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SubjectRE: [PATCH v2 4/8] x86/spec_ctrl: Add sysctl knobs to enable/disable SPEC_CTRL feature
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> > +	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.

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