Re: [PATCH] x86/microcode/intel: Check microcode revision before updating sibling threads
From: Raj, Ashok
Date: Sat Feb 17 2018 - 07:10:54 EST
Hi Ingo
On Sat, Feb 17, 2018 at 08:50:53AM +0100, Ingo Molnar wrote:
>
> Also, more fundamentally, during microcode early testing, isn't it possible for
> internal iterations of the microcode to have the same revision, but be different?
Atleast we don't do that here. Such debug microcode isn't OS loadable.
Anything that comes out ready for OS loading, the version will keep moving.
> This patch would prevent re-loading it - for a seemingly minimal benefit.
Cheers,
Ashok