Re: [PATCH 2/2] x86/random: Issue a warning if RDRAND or RDSEED fails

From: Dave Hansen
Date: Tue Jan 30 2024 - 12:58:24 EST


On 1/30/24 09:49, Jason A. Donenfeld wrote:
>> Anybody disagree?
> Yes, I disagree. I made a trivial test that shows RDSEED breaks easily
> in a busy loop. So at the very least, your statement holds true only
> for RDRAND.

Well, darn. :)

Any chance you could share some more information about the environment
where you're seeing this? It'd be good to reconcile what you're seeing
with how the hardware is expected to behave.