Re: [PATCH v2 1/2] x86/asm: Pin sensitive CR4 bits

From: Kees Cook
Date: Tue Jun 18 2019 - 00:14:11 EST

On Mon, Jun 17, 2019 at 12:26:01AM +0200, Thomas Gleixner wrote:
> Nah. The straight forward approach is to do right when the secondary CPU
> comes into life, before it does any cr4 write (except for the code in
> entry_64.S), something like the below.

Okay, will do; thanks! :) I'll respin things and get it tested.

Kees Cook