Re: [PATCH 0/2] x86/rdrand: implement sanity check for RDSEED

[Borislav Petkov]

On Wed, Mar 12, 2025 at 03:31:28PM +0300, Mikhail Paulyshka wrote:
> On the AMD Cyan Skillfish (Family 0x17 Model 0x47 Stepping 0x0), which 
> is a Zen2-based APU found on the AMD BC-250 board, there is a situation 
> where RDRAND works fine, but RDSEED generates FF.

On every read? Or only sometimes?

Is CF clear when it returns FF?

Thx.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette