On Thu, Oct 26, 2017 at 01:26:41AM -0700, 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 <[email protected]>
> Cc: Boris Ostrovsky <[email protected]>
> Signed-off-by: Andy Lutomirski <[email protected]>
> ---
>  arch/x86/entry/entry_64.S | 30 ++++++++++++++++++------------
>  1 file changed, 18 insertions(+), 12 deletions(-)

Reviewed-by: Borislav Petkov <[email protected]>

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Regards/Gruss,
    Boris.

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