Tema: Re: Ar atsinaujinot BIOSus?
Autorius: YZF
Data: 2017-07-01 09:07:07
> 
> Nežinau, kur tu randi oficialų intelio atsakymą..
> 
> Errata: SKZ7/SKW144/SKL150/SKX150/SKZ7/KBL095/KBW095
> "Short Loops Which Use AH/BH/CH/DH Registers May Cause Unpredictable
> System Behaviour."
> 
> Under complex micro
> -architectural conditions, short loops of less than 64
> instructions that use AH, BH, CH or DH registers as well as their
> corresponding wider register (
> e.g. RAX, EAX or AX for AH) may cause
> unpredictable system behavior. This can only happen when both logical
> processors on the same physical processor are active.
> 
> https://www3.intel.com/content/dam/www/public/us/en/documents/specification-updates/desktop-6th-gen-core-family-spec-update.pdf
> 

Niekur tavo sitame postinime nera kalbama apie OS. O uzklausus Intelio 
tiesiogiai, atsakymas apie OS cia:

https://rog.asus.com/forum/showthread.php?94263-MAIN-MERGED-Intel-Skylake-amp-Kaby-Lake-Hyperthreading-Bug&p=658394&viewfull=1#post658394


> 
> tiksliai negaliu atsakyti

Taigi kiti BIOS'o atnaujinimo dar neisleido. Reikia laukti.

> 
> The problem can be easily reproduced at will on unpatched (non-updated
> microcode), hyperthreading enabled systems.
> 

Panasu kad briedas, nes kaip rase kazkuriame straipsnyje, bugas 
pasireiskia ant linuxo, naudojant tam tikra programavimo kalbos versija, 
prie tam tikru salygu. Pakeitei versija - bugo nebera, ir t.t. Labai 
specifinis atvejis