Re: [PATCH 09/18] x86/asm/64: De-Xen-ify our NMI code
From: Juergen Gross
Date: Thu Oct 26 2017 - 04:41:25 EST
On 26/10/17 10:26, Andy Lutomirski wrote:
> Xen PV is fundamentally incompatible with our fancy NMI code: it
> doesn't use IST at all, and Xen entries clobber two stack slots
> below the hardware frame.
>
> Drop Xen PV support from our NMI code entirely.
>
> Cc: Juergen Gross <jgross@xxxxxxxx>
> Cc: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
> Signed-off-by: Andy Lutomirski <luto@xxxxxxxxxx>
Acked-by: Juergen Gross <jgross@xxxxxxxx>
Juergen