Messages in this thread | | | Date | Mon, 22 Jan 2018 13:06:18 +0100 | From | Borislav Petkov <> | Subject | Re: [RFC 05/10] x86/speculation: Add basic IBRS support infrastructure |
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On Mon, Jan 22, 2018 at 10:51:53AM +0100, Peter Zijlstra wrote: > That wouldn't be enough; AFAIU there's people with this stuff already > flashed in their BIOS. So the kernel needs to deal with it one way or > another.
Not a lot we can do there except maybe disable IBRS on those and users can go and complain to their BIOS vendor to give them a downgrade or they can downgrade themselves.
If we had free BIOS, this would've been a whole different story...
-- Regards/Gruss, Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg) --
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