[PATCH v2 for-4.21 0/2] x86/AMD: deal with RDSEED issues

[Jan Beulich]

Both patches also want 'x86/CPU: extend is_forced_cpu_cap()'s "reach"' in
place.

1: disable RDSEED on Fam17 model 47 stepping 0
2: disable RDSEED on most of Zen5

Jan