On 20/11/2017 10:55, David Hildenbrand wrote:
> This looks good to me.
>
> General question: how do we treat KVM single stepping and concurrent TF
> in the guest? IOW, shouldn't the "else" rather be a check for ctxt->tf ?
> (or is that handled later on e.g. in user space?)
At this time, not very
On 16.11.2017 19:07, Paolo Bonzini wrote:
> [ Upstream commit c8401dda2f0a00cd25c0af6a95ed50e478d25de4 ]
>
> TF is handled a bit differently for syscall and sysret, compared
> to the other instructions: TF is checked after the instruction completes,
> so that the OS can disable #DB at a syscall by
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