On Tue, Aug 05, 2014 at 09:49:58AM +0100, Anup Patel wrote:
> The KVM_EXIT_SYSTEM_EVENT exit reason was added to define
> architecture independent system-wide events for a Guest.
> 
> Currently, it is used by in-kernel PSCI-0.2 emulation of
> KVM ARM/ARM64 to inform user space about PSCI SYSTEM_OFF
> or PSCI SYSTEM_RESET request.
> 
> For now, we simply treat all system-wide guest events as
> same and shutdown the guest upon KVM_EXIT_SYSTEM_EVENT.
> 
> Signed-off-by: Pranavkumar Sawargaonkar <pranavku...@linaro.org>
> Signed-off-by: Anup Patel <anup.pa...@linaro.org>
> ---
>  tools/kvm/kvm-cpu.c |    6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/tools/kvm/kvm-cpu.c b/tools/kvm/kvm-cpu.c
> index ee0a8ec..e20ee4b 100644
> --- a/tools/kvm/kvm-cpu.c
> +++ b/tools/kvm/kvm-cpu.c
> @@ -160,6 +160,12 @@ int kvm_cpu__start(struct kvm_cpu *cpu)
>                       goto exit_kvm;
>               case KVM_EXIT_SHUTDOWN:
>                       goto exit_kvm;
> +             case KVM_EXIT_SYSTEM_EVENT:
> +                     /*
> +                      * Treat both SHUTDOWN & RESET system events
> +                      * as shutdown request.
> +                      */
> +                     goto exit_kvm;

Can we figure out whether this was a SHUTDOWN or RESET request? If so,
printing a message for the latter "RESET request received -- exiting KVM"
might be informative.

Will
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