Re: [PATCH v4 45/75] x86/sev-es: Adjust #VC IST Stack on entering NMI handler

Peter Zijlstra
2020-07-15T10:57:11Z

On Wed, Jul 15, 2020 at 12:26:53PM +0200, Joerg Roedel wrote:
> On Wed, Jul 15, 2020 at 11:47:02AM +0200, Peter Zijlstra wrote:

> > That's pretty disguisting :-(
>
> Yeah, but its needed because ... IST :(
> I am open for suggestions on how to make it less disgusting. Or maybe
> you like it more if you think of it as a software implementation of what
> hardware should actually do to make IST less painful.

No bright ideas, sadly..