Re: [PATCH 0/6] x86/entry: disallow #DB more
From: Peter Zijlstra
Date: Thu May 28 2020 - 18:48:50 EST
On Fri, May 29, 2020 at 06:42:46AM +0800, Lai Jiangshan wrote:
> On Fri, May 29, 2020 at 4:25 AM Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
> >
> > These patches disallow #DB during NMI/#MC and allow removing a lot of fugly code.
> >
>
> Hello
>
> Will #DB be allowed in #DF?
No, that whole thing is noinstr.