| Date | Fri, 8 Jun 2012 16:03:52 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH] perf/x86: check ucode before disabling PEBS on SandyBridge |
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On Fri, Jun 08, 2012 at 03:56:11PM +0200, Peter Zijlstra wrote: > > static __init void intel_sandybridge_quirk(void) > > { > > + intel_snb_verify_ucode(); > > + /* > > + * we're still single threaded, so while there's a hole here, > > + * you can't trigger it. > > + */ > > + microcode_notifier(intel_snb_ucode_notifier); > > } > > Like that you mean?
Oh ok, this is regged through x86_add_quirk() in the pmu init code. Yep, this is what I mean.
-- Regards/Gruss, Boris.
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