Messages in this thread | | | Date | Sun, 22 Oct 2017 16:01:38 +0200 | Subject | Re: [tip:x86/urgent] x86/cpu/AMD: Apply the Erratum 688 fix when the BIOS doesn't | From | Boris Petkov <> |
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On October 22, 2017 3:04:29 PM GMT+02:00, Peter Zijlstra <peterz@infradead.org> wrote: >I realize this is an erratum work around, but would it be too much to >ask for a small comment explaining the magic values?
Revision guide doesn't state what those bits are. By the looks of it, they could be some sort of chicken bits turning off something.
>Except for all CPUs that were not online at this point in time... So >suppose I boot with a limited number of CPUs and then later bring up >the >rest, bad things happen.
Well, those are small laptops and they're 1 or 2 CPUs tops and you really really really have to try to shoot yourself in the foot...
-- Sent from a small device: formatting sux and brevity is inevitable.
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