Re: [PATCH 4.19 72/98] x86/CPU/AMD: Clear RDRAND CPUID bit on AMD family 15h/16h
From: Pavel Machek
Date: Wed Aug 28 2019 - 09:37:18 EST
On Wed 2019-08-28 14:46:21, Borislav Petkov wrote:
> On Wed, Aug 28, 2019 at 02:29:13PM +0200, Pavel Machek wrote:
> > This is not a way to have an inteligent conversation.
> No, this *is* the way to keep the conversation sane, without veering
> off into some absurd claims.
> So, to cut to the chase: you can simply add "rdrand=force" to your
> cmdline parameters and get back to using RDRAND.
> And yet if you still feel this fix does not meet your expectations,
> you were told already to either produce patches or who to contact. I'm
> afraid complaining on this thread won't get you anywhere but that's your
No, this does not meet my expectations, it violates stable kernel
rules, and will cause regression to some users, while better solution
is known to be available.
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