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Re: [Xen-devel] [PATCH v3] x86/monitor: Notify monitor if an emulation fails.



On Wed, Jul 12, 2017 at 11:43:42AM +0300, Petre Pircalabu wrote:
> If case of a vm_event with the emulate_flags set, if the instruction
> cannot be emulated, the monitor should be notified instead of directly
> injecting a hw exception.
> This behavior can be used to re-execute an instruction not supported by
> the emulator using the real processor (e.g. altp2m) instead of just
> crashing.
> 
> Signed-off-by: Petre Pircalabu <ppircalabu@xxxxxxxxxxxxxxx>
> 
> ---
> Changed since v1:
>   * Removed the emulation kind check when calling hvm_inject_hw_exception
> 
> Changed since v2:
>   * Removed a file added by mistake
> ---
>  tools/libxc/include/xenctrl.h     |  2 ++
>  tools/libxc/xc_monitor.c          | 14 ++++++++++++++

Acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>

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