Messages in this thread | | | Date | Wed, 19 Dec 2012 15:57:24 -0800 | From | "H. Peter Anvin" <> | Subject | Re: [tip:x86/microcode] x86/microcode_intel_early.c: Early update ucode on Intel's CPU |
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On 12/19/2012 03:55 PM, Borislav Petkov wrote: > On Wed, Dec 19, 2012 at 03:50:14PM -0800, H. Peter Anvin wrote: >> We are trying to discuss mitigation strategies with you, but you >> haven't really given us any useful information, e.g. what happens near >> the various boundaries of the hole, what could trigger prefeching into >> the range, and what it would take to fix the BIOSes. > > Another thing we could do (I admit it is ugly) is to add a quirk to the > #MC handler and detect that specific condition by looking at the address > reported in MCi_ADDR and exit early by not panicking the system. > > Again, this is ugly but a possibility, still. >
I would really, really hate to have to deal with an early MCE handler, too.
-hpa
-- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf.
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